1 2008-12-23 Andrew Pinski <pinski@gmail.com>
4 * fold-const.c (fold_binary): Call fold_convert on arguments to
5 fold_build2 for negative divide optimization.
7 2008-12-23 Jakub Jelinek <jakub@redhat.com>
10 * dse.c (struct store_info): Add const_rhs field.
11 (clear_rhs_from_active_local_stores): Clear also const_rhs.
12 (record_store): Try also cselib_expand_value_rtx to get a constant.
13 (find_shift_sequence, get_stored_val): Use const_rhs instead of
15 * cselib.c (cselib_record_sets): If !cselib_record_memory and
16 there is just one set from read-only MEM, look at REG_EQUAL or
19 * dse.c (struct store_info): Add redundant_reason field.
20 (record_store): When storing the same constant as has been
21 stored by an earlier store, set redundant_reason field
22 to the earlier store's insn_info_t. Don't delete cannot_delete
24 (find_shift_sequence): Remove read_info argument, add read_mode
25 and require_cst arguments. Return early if require_cst and
26 constant wouldn't be returned.
27 (get_stored_val): New function.
28 (replace_read): Use it.
29 (scan_insn): Put even cannot_delete insns with exactly 1 store
30 into active_local_stores.
31 (dse_step1): Don't delete cannot_delete insns. Remove redundant
32 constant stores if contains_cselib_groups and earlier store storing
33 the same value hasn't been eliminated.
34 (dse_step6): Renamed to dse_step7. New function.
35 (dse_step7): Renamed from dse_step6.
36 (rest_of_handle_dse): Call dse_step6 and dse_step7 at the end.
37 * cselib.c (cselib_expand_value_rtx): Don't wrap CONST_INTs
38 into CONST unless really necessary. Handle SUBREG, unary,
39 ternary, bitfield and compares specially, to be able to simplify
40 operations on constants.
41 (expand_loc): Try to optimize LO_SUM.
43 * dse.c (get_call_args): New function.
44 (scan_insn): Don't handle BUILT_IN_BZERO. For memset, attempt
45 to get call arguments and if successful and both len and val are
46 constants, handle the call as (mem:BLK) (const_int) store.
48 * dse.c (struct store_info): Add is_large bool field, change
49 positions_needed into a union of a bitmask and bitmap + count.
50 (free_store_info): Free bitmap if is_large.
51 (set_usage_bits): Don't look at stores where
52 offset + width >= MAX_OFFSET.
53 (set_position_unneeded, set_all_positions_unneeded,
54 any_positions_needed_p, all_positions_needed_p): New static inline
56 (record_store): Handle BLKmode stores of CONST_INT, if
57 MEM_SIZE is set on the MEM. Use the new positions_needed
59 (replace_read): Handle reads from BLKmode CONST_INT stores.
60 (check_mem_read_rtx): Use all_positions_needed_p function.
61 (dse_step1): Free large positions_needed bitmaps and clear is_large.
63 * dse.c (struct store_info): Change begin and end types to
66 * dse.c (record_store): Fix check for unused store.
68 * expr.c (block_clear_fn): No longer static.
69 * expr.h (block_clear_fn): Declare.
70 * dse.c (scan_insn): Memset and bzero can just read their
73 * config/i386/i386.c (expand_setmem_via_rep_stos): Add ORIG_VALUE
74 argument. If ORIG_VALUE is const0_rtx and COUNT is constant,
75 set MEM_SIZE on DESTMEM.
76 (ix86_expand_setmem): Adjust callers.
79 * expr.h (get_mem_align_offset): New prototype.
80 * emit-rtl.c (get_mem_align_offset): New function.
81 * config/i386/i386.c (expand_movmem_via_rep_mov): Set MEM_SIZE correctly.
82 (expand_constant_movmem_prologue, expand_constant_setmem_prologue):
84 (ix86_expand_movmem): Optimize if COUNT_EXP
85 is constant, desired_align > align and dst & (desired_align - 1)
86 is computable at compile time.
87 (ix86_expand_setmem): Likewise.
89 * builtins.c (get_memory_rtx): Try to derive MEM_ATTRS from not yet
90 resolved SAVE_EXPR or POINTER_PLUS_EXPR.
92 2008-12-22 Uros Bizjak <ubizjak@gmail.com>
94 * config/alpha/alpha.h (ASM_OUTPUT_EXTERNAL): New macro.
97 * config/alpha/predicates.md (symbolic_operand): Return 1 for a
98 label_ref with an offset.
100 2008-12-21 Andrew Pinski <pinskia@gmail.com>
103 * configure: Regenerate.
105 2008-12-21 Richard Sandiford <rdsandiford@googlemail.com>
107 * config/mips/mips-dsp.md (mips_lbux): Turn into a define_expand,
108 changing operand 1 to a pmode_register_operand.
109 (mips_lhx, mips_lwx): Likewise.
110 (mips_lbux_<mode>, mips_lhx_<mode>, mips_lwx_<mode>): New patterns.
111 * config/mips/mips.c (mips_prepare_builtin_arg): Get the mode of
112 the value from the argument expression.
114 2008-12-21 Jan Hubicka <jh@suse.cz>
115 Kai Tietz <kai.tietz@onevision.com>
117 * i376.md (UNSPEC_MS_TO_SYSV_CALL): New constant.
118 (call_1_rex64_ms_sysv, call_value_0_rex64_ms_sysv,
119 call_value_1_rex64_ms_sysv): New patterns.
120 * i386.c (function_arg_ms_64): Pass magical value of -2 as callarg.
121 (ix86_expand_call): Emit extra clobbers for ms->sysv ABI calls.
123 2008-12-21 Uros Bizjak <ubizjak@gmail.com>
125 * config/alpha/alpha.c (alpha_pad_noreturn): New static function.
126 (alpha_reorg): Call alpha_pad_noreturn.
128 2008-12-21 Denis Chertykov <denisc@overta.ru>
130 * config/avr/avr.md ("andsi3"): Fix wrong cc attribute.
132 2008-12-20 Eric Botcazou <ebotcazou@adacore.com>
135 * configure.ac (gcc_cv_as_cfi_advance_working): Fall back to 'no'
136 if readelf is nowhere to be found.
137 * configure: Regenerate.
139 2008-12-19 Andrew Haley <aph@redhat.com>
141 * builtins.c, tree-ssa-loop-ivopts.c, fixed-value.c:
144 2008-12-19 Richard Earnshaw <rearnsha@arm.com>
147 * arm/t-linux (LIB1ASMFUNCS): Add _arm_addsubdf3 and _arm_addsubsf3.
148 * arm/lib1funcs.asm (clzsi2): Use RET macro for return instruction.
150 2008-12-19 Richard Earnshaw <rearnsha@arm.com>
153 * arm.c (load_multiple_sequence): Initialize ORDER array.
154 (store_multiple_sequence): Likewise.
155 (output_move_double): Make reg0 unsigned.
156 (arm_output_epilogue): Make amount unsigned.
157 (arm_expand_prologue): Move declaration of dwarf before block
160 2008-12-19 Steve Ellcey <sje@cup.hp.com>
162 * df-scan.c ( df_hard_reg_init): Move declaration of i.
164 2008-12-19 Jakub Jelinek <jakub@redhat.com>
167 * config.host: For powerpc*-*-linux* host with 32-bit GCC,
168 use rs6000/x-linux-relax snippet if ld is new enough,
169 otherwise use rs6000/x-linux-O1.
170 * config/rs6000/x-linux-relax: New file.
171 * config/x-cflags-O1: New file.
173 2008-12-18 Joseph Myers <joseph@codesourcery.com>
175 * config/rs6000/rs6000.c (rs6000_generate_compare): Condition
176 choice of e500 comparison instructions on flag_finite_math_only &&
177 !flag_trapping_math, not flag_unsafe_math_optimizations.
178 * config/rs6000/rs6000.md (abstf2): Condition choice of e500
179 instructions on flag_finite_math_only && !flag_trapping_math, not
180 flag_unsafe_math_optimizations.
181 (bltgt, sltgt): Disable for TARGET_HARD_FLOAT && !TARGET_FPRS.
182 * config/rs6000/spe.md (cmpsfeq_gpr, tstsfeq_gpr, cmpsfgt_gpr,
183 tstsfgt_gpr, cmpsflt_gpr, tstsflt_gpr, cmpdfeq_gpr, tstdfeq_gpr,
184 cmpdfgt_gpr, tstdfgt_gpr, cmpdflt_gpr, tstdflt_gpr, cmptfeq_gpr,
185 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
186 Condition choice of comparison instructions on
187 flag_finite_math_only && !flag_trapping_math, not
188 flag_unsafe_math_optimizations.
190 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
192 * configure: Regenerate.
194 2008-12-18 Jan Hubicka <jh@suse.cz>
195 Kai Tietz <kai.tietz@onevision.com>
197 * df-scan.c (persistent_obstack, df_invalidated_by_call): Remove.
198 (df_scan_start_dump, df_get_call_refs, df_hard_reg_init): Rename
199 df_invalidated_by_call to invalidated_by_call_regset.
200 * df.h (df_invalidated_by_call): Remove.
201 * regclass.c (regs_invalidated_by_call_regset, persistent_obstack):
203 (init_reg_sets_1): Initialize regs_invalidated_by_call_regset.
204 (globalize_reg): Likewise.
205 * df-problems.c (df_rd_local_compute, df_lr_confluence_n,
206 df_byte_lr_alloc): Rename df_invalidated_by_call to
207 invalidated_by_call_regset.
208 * basic-block.h (regs_invalidated_by_call_regset): Declare.
210 2008-12-18 Jan Hubicka <jh@suse.cz>
211 Kai Tietz <kai.tietz@onevision.com>
213 * ira-cost.c (copy_cost): Lazilly initialize move_cost if needed.
215 2008-12-18 Jan Hubicka <jh@suse.cz>
216 Kai Tietz <kai.tietz@onevision.com>
218 * i386.h (CONDITIONAL_REGISTER_USAGE): Initialize for current
220 * i386.c (ix86_call_abi_override): Do not trigger target re-init and
221 do not try to modify call used regs.
222 (ix86_maybe_switch_abi): New function.
223 (TARGET_EXPAND_TO_RTL_HOOK): New macro.
225 2008-12-18 Kenneth Zadeck <zadeck@naturalbridge.com>
227 PR rtl-optimization/37922
228 * dse.c (bb_info): Added regs_live field.
229 (look_for_hardregs): New function.
230 (replace_read): Added regs_live parameter and code to check that
231 shift sequence does not clobber live hardregs.
232 (check_mem_read_rtx): Added parameter to replace_read.
233 (dse_step1): Added regs_live bitmap and initialize it.
234 (rest_of_handle_dse): Added DF_NOTES problem and earlier call to
236 * df-problems.c Renamed to
237 df_simulate_initialize_backwards.
238 (df_simulate_one_insn): Renamed to
239 df_simulate_one_insn_backwards.
240 (df_simulate_artificial_refs_at_top): Renamed to
241 df_simulate_finalize_backwards.
242 (df_simulate_initialized_forwards,
243 df_simulate_one_insn_forwards,
244 df_simulate_finalize_backwards): New functions.
245 * df.h (df_simulate_artificial_refs_at_end): Renamed to
246 df_simulate_initialize_backwards.
247 (df_simulate_one_insn): Renamed to
248 df_simulate_one_insn_backwards.
249 (df_simulate_artificial_refs_at_top): Renamed to
250 df_simulate_finalize_backwards.
251 (df_simulate_initialized_forwards,
252 df_simulate_one_insn_forwards,
253 df_simulate_finalize_backwards): New functions.
254 * ra-conflict.c (global_conflicts): Renamed
255 df_simulate_artificial_refs_at_end to
256 df_simulate_initialize_backwards.
257 * sel-sched.c (propagate_lv_set): Renamed df_simulate_one_insn to
258 df_simulate_one_insn_backwards.
259 * ifcvt.c (dead_or_predicable): Renamed
260 df_simulate_artificial_refs_at_end to
261 df_simulate_initialize_backwards. Renamed df_simulate_one_insn to
262 df_simulate_one_insn_backwards.
263 * recog.c (peephole2_optimize): Ditto.
264 * rtl-factoring (collect_pattern_seqs, clear_regs_live_in_seq): Ditto.
266 2008-12-18 Jakub Jelinek <jakub@redhat.com>
269 * tree-ssa-reassoc.c (remove_visited_stmt_chain): New function.
270 (rewrite_expr_tree): Add moved argument, move stmts together if
271 needed. Call remove_visited_stmt_chain.
272 (linearize_expr_tree): Don't move stmts here.
273 (reassociate_bb): Call remove_visited_stmt_chain if num ops is 1.
274 Adjust rewrite_expr_tree caller.
277 * tree-ssa.c (useless_type_conversion_p_1): Return
278 false if inner_type is incomplete and outer_type is complete.
280 2008-12-17 Sebastian Pop <sebastian.pop@amd.com>
282 * doc/install.texi (Prerequisites): Document PPL and CLooG-PPL
283 dependences and the configure options.
284 (Configuration): Document --with-cloog, --with-ppl, --with-cloog-lib,
285 --with-ppl-lib, --with-cloog-incude, --with-ppl-include.
287 2008-12-17 H.J. Lu <hongjiu.lu@intel.com>
290 * calls.c (expand_call): Check outgoing_reg_parm_stack_space
291 only if REG_PARM_STACK_SPACE is defined.
293 2008-12-17 Jan Hubicka <jh@suse.cz>
294 Kai Tietz <kai.tietz@onevision.com>
296 * calls.c (expand_call): Do not sibcall if
297 outgoing_reg_parm_stack_space does not match.
299 2008-12-16 Anatoly Sokolov <aesok@post.ru>
301 * config/avr/avr.c (avr_mcu_t): Add attiny87, attiny327, at90pwm81,
302 atmega16m1, at90scr100, atmega128rfa1, m3000f, m3000s and m3001b
304 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
305 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
307 2008-12-16 Hariharan Sandanagobalane <hariharan@picochip.com>
310 * config/picochip/picochip.opt (mae): Squeezed the comments onto one
313 2008-12-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
315 * configure.ac (gcc_cv_ld_hidden): Sun ld on Solaris 9 and up
317 * configure: Regenerate.
319 2008-12-16 Richard Earnshaw <rearnsha@arm.com>
322 * arm.c (arm_legitimate_index): Only accept addresses that are in
324 * predicates.md (arm_reg_or_extendqisi_mem_op): New predicate.
325 * arm.md (extendqihi2): Use arm_reg_or_extendqisi_mem_op predicate
327 (extendqisi2): Likewise.
328 (arm_extendqisi, arm_extendqisi_v6): Use arm_extendqisi_mem_op
329 predicate for operand1.
331 2008-12-15 Adam Nemet <anemet@caviumnetworks.com>
333 * config/mips/mips.c (mips_output_conditional_branch): Assert that
334 openrands[1] is a CODE_LABEL.
336 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
338 * config/mips/mips.c (mips_expand_builtin_direct): Set TARGET to
339 the result of mips_prepare_builtin_target.
341 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
343 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_abicalls
344 if TARGET_ABICALLS is true.
346 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
348 * config/mips/mips.md (move_doubleword_fpr<mode>): Use
349 TARGET_FLOAT64 && !TARGET_64BIT to detect the mxhc1 case.
351 2008-12-15 Hariharan Sandanagobalane <hariharan@picochip.com>
353 * config/picochip/picochip.c (picochip_override_options): Disable CFI
354 asm and change the signature of brev and byteSwap functions to use
356 * config/picochip/picochip.md (commsTestPort): This is a complex
357 instruction and should not be vliwed. Dont set insn type.
359 2008-12-15 Wolfgang Gellerich <gellerich@de.ibm.com>
360 * config/s390/s390.c (s390_swap_cmp): New function.
361 (s390_non_addr_reg_read_p): New function.
362 (s390_z10_optimize_cmp): New function.
363 (s390_reorg): Added call to s390_optimize_cmp.
364 * config/s390/s390.md (nop1): New insn.
366 2008-12-12 Rainer Emrich <r.emrich@de.tecosim.com>
369 * pa64-hpux.h (LINK_GCC_C_SEQUENCE_SPEC): Don't hardcode search path
370 for the milli.a library.
372 2008-12-12 Andrew Pinski <andrew_pinskia@playstation.sony.com>
373 Peter Bergner <bergner@vnet.ibm.com>
376 * config/rs6000/rs6000.md (call_indirect_aix32): Move the load of the
377 TOC into the call pattern.
378 (call_indirect_aix64): Likewise.
379 (call_value_indirect_aix32): Likewise.
380 (call_value_indirect_aix64): Likewise.
381 (call_indirect_nonlocal_aix32_internal): New insn and split patterns
382 to split off the load of the TOC.
383 (call_indirect_nonlocal_aix32): Enable only after reload.
384 (call_indirect_nonlocal_aix64_internal): New insn and split patterns
385 to split off the load of the TOC.
386 (call_indirect_nonlocal_aix64): Enable only after reload.
387 (call_value_indirect_nonlocal_aix32_internal): New insn and split
388 patterns to split off the load of the TOC.
389 (call_value_indirect_nonlocal_aix32): Enable only after reload.
390 (call_value_indirect_nonlocal_aix64_internal): New insn and split
391 patterns to split off the load of the TOC.
392 (call_value_indirect_nonlocal_aix64): Enable only after reload.
394 2008-12-12 Andreas Schwab <schwab@suse.de>
397 2008-12-12 Andreas Schwab <schwab@suse.de>
398 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
401 2008-12-12 Zdenek Dvorak <ook@ucw.cz>
403 PR tree-optimization/32044
404 * tree-scalar-evolution.h (expression_expensive_p): Declare.
405 * tree-scalar-evolution.c (expression_expensive_p): New function.
406 (scev_const_prop): Avoid introducing expensive expressions.
407 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Ditto.
409 2008-12-12 Sebastian Pop <sebastian.pop@amd.com>
412 * graphite.c (nb_reductions_in_loop): Use simple_iv.
414 2008-12-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
416 * config/i386/x86intrin.h: New header file to support all x86
418 * config.gcc (extra_headers): For x86 and x86-64, add x86intrin.h
420 2008-12-12 H.J. Lu <hongjiu.lu@intel.com>
423 * gcc/doc/md.texi: Remove Y and document Yz, Y2, Yi and Ym
426 2008-12-12 Andreas Schwab <schwab@suse.de>
428 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
431 2008-12-12 Uros Bizjak <ubizjak@gmail.com>
433 * config/alpha/sync.md (memory_barrier): Remove mem:BLK from operands.
434 Use Pmode for scratch reg.
435 (*mb_internal): Use (match_dup 0) for unspec operand.
437 2008-12-12 Alexandre Oliva <aoliva@redhat.com>
439 * tree-vrp.c (extract_range_from_binary_expr): Don't shift by
440 floor_log2 of zero. Negate widened zero.
442 2008-12-12 Ben Elliston <bje@au.ibm.com>
444 * config/fp-bit.c (nan): Rename from this ...
445 (makenan): ... to this.
447 2008-12-11 Adam Nemet <anemet@caviumnetworks.com>
449 * config/mips/mips.md (*branch_bit<bbv><mode>,
450 *branch_bit<bbv><mode>_inverted): Renumber operands so that the
451 label becomes operands[1].
453 2008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
455 PR tree-optimization/38446
456 * graphite.c (register_bb_in_sese): New.
457 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
458 looking at the bbs in the region.
459 * graphite.h (sese): Add region_basic_blocks pointer set to
460 structure and initialize at the time of defining new scop.
462 2008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
464 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
465 (find_params_in_bb): Do not free data refs.
466 (free_graphite_bb): Add FIXME on disabled free_data_refs.
468 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
470 * graphite.c (struct ivtype_map_elt): New.
471 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
472 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
473 gcc_type_for_cloog_iv): New.
474 (loop_iv_stack_patch_for_consts): Use the type of the induction
475 variable from the original loop, except for the automatically
476 generated loops, i.e., in the case of a strip-mined loop, in
477 which case there is no original loop: in that case just use
479 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
480 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
481 (clast_name_to_gcc): Accept params to be NULL.
482 (clast_to_gcc_expression): Take an extra parameter for the type.
483 Convert to that type all the expressions built by this function.
484 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
485 (graphite_translate_clast_equation): Compute the type of the
486 clast_equation before translating its LHS and RHS.
487 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
488 (graphite_create_new_loop): Compute the type of the induction
489 variable before translating the lower and upper bounds and before
490 creating the induction variable.
491 (rename_variables_from_edge, rename_phis_end_scop): New.
492 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
493 (sese_add_exit_phis_edge): Do not use integer_zero_node.
494 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
495 compute_cloog_iv_types): New.
496 (gloog): Call compute_cloog_iv_types before starting the
497 translation of the clast.
499 * graphite.h (struct graphite_bb): New field cloog_iv_types.
500 (GBB_CLOOG_IV_TYPES): New.
501 (debug_ivtype_map): Declared.
502 (oldiv_for_loop): New.
504 2008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
507 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
508 (param_index): Assert if parameter is not know after parameter
510 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
511 (find_scop_parameters): Mark, that we have finished parameter
513 (graphite_transform_loops): Move condition detection before parameter
515 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
517 2008-12-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
520 * emutls.c (__emutls_get_address): Make sure offset is really zero
521 before initializing the object's offset.
523 2008-12-11 Jakub Jelinek <jakub@redhat.com>
526 * gimplify.c (gimplify_init_constructor): Don't force constructor
527 into memory if there is just one nonzero element.
529 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
531 Fix testsuite/gfortran.dg/graphite/id-4.f90.
532 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
535 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
537 * graphite.c (build_scops_1): Initialize open_scop.exit
540 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
541 Jan Sjodin <jan.sjodin@amd.com>
542 Harsha Jagasia <harsha.jagasia@amd.com>
554 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
555 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
557 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
558 * Makefile.in (graphite.o): Depend on value-prof.h.
559 (graphite.o-warn): Removed -Wno-error.
560 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
561 to be a NULL pointer. Call update_stmt. Return the newly created
562 cannonical induction variable.
564 * graphite.h (debug_rename_map): Declared. Fix some comments.
566 * graphite.c: Reimplement the code generation from graphite to gimple.
567 Include value-prof.h.
568 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
569 (get_old_iv_from_ssa_name): Removed.
570 (graphite_stmt_p): New.
571 (new_graphite_bb): Test for useful statements before building a
572 graphite statement for the basic block.
573 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
574 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without reason.
575 (recompute_all_dominators, graphite_verify,
576 nb_reductions_in_loop, graphite_loop_normal_form): New.
577 (scop_record_loop): Call graphite_loop_normal_form.
578 (build_scop_loop_nests): Iterate over all the blocks of the
579 function instead of relying on the incomplete information from
580 SCOP_BBS. Return the success of the operation.
581 (find_params_in_bb): Use the data from GBB_DATA_REFS.
582 (add_bb_domains): Removed.
583 (build_loop_iteration_domains): Don't call add_bb_domains.
584 Add the iteration domain only to the basic blocks that have been
585 translated to graphite.
586 (build_scop_conditions_1): Add constraints only if the basic
587 block have been translated to graphite.
588 (build_scop_data_accesses): Completely disabled until data
589 dependence is correctly implemented.
590 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
591 (remove_all_edges_1, remove_all_edges): Removed.
592 (get_new_name_from_old_name): New.
593 (graphite_rename_variables_in_stmt): Renamed.
594 rename_variables_in_stmt. Call get_new_name_from_old_name.
595 Use replace_exp and update_stmt.
596 (is_old_iv): Renamed is_iv.
597 (expand_scalar_variables_stmt): Extra parameter for renaming map.
598 Use replace_exp and update_stmt.
599 (expand_scalar_variables_expr): Same. Use the map to get the
600 new names for the renaming of induction variables and for the
601 renaming of variables after a basic block has been copied.
602 (expand_scalar_variables): Same.
603 (graphite_rename_variables): Renamed rename_variables.
604 (move_phi_nodes): Removed.
605 (get_false_edge_from_guard_bb): New.
606 (build_iv_mapping): Do not insert the induction variable of a
607 loop in the renaming iv map if the basic block does not belong
609 (register_old_new_names, graphite_copy_stmts_from_block,
610 copy_bb_and_scalar_dependences): New.
611 (translate_clast): Heavily reimplemented: copy basic blocks,
612 do not move them. Finally, in call cleanup_tree_cfg in gloog.
613 At each translation step call graphite_verify ensuring the
614 consistency of the SSA, loops and dominators information.
615 (collect_virtual_phis, find_vdef_for_var_in_bb,
616 find_vdef_for_var_1, find_vdef_for_var,
617 patch_phis_for_virtual_defs): Removed huge hack.
618 (mark_old_loops, remove_dead_loops, skip_phi_defs,
619 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
620 gbb_can_be_ignored, scop_remove_ignoreable_gbbs): Removed.
621 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
622 if_region_get_condition_block, if_region_set_false_region,
623 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
624 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
625 sese_add_exit_phis_edge, sese_add_exit_phis_var,
626 rewrite_into_sese_closed_ssa): New.
627 (gloog): Remove dead code. Early return if code cannot be
628 generated. Call cleanup_tree_cfg once the scop has been code
630 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
631 block loops with less than two loops.
632 (graphite_apply_transformations): Remove the call to
633 scop_remove_ignoreable_gbbs.
634 (limit_scops): When build_scop_loop_nests fails, continue on next
635 scop. Fix open_scop.entry.
636 (graphite_transform_loops): Call recompute_all_dominators: force the
637 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
638 Call initialize_original_copy_tables and free_original_copy_tables
639 to be able to copy basic blocks during code generation.
640 When build_scop_loop_nests fails, continue on next scop.
641 (value_clast): New union.
642 (clast_to_gcc_expression): Fix type cast warning.
644 2008-12-10 Richard Guenther <rguenther@suse.de>
646 PR tree-optimization/36792
647 * tree-ssa-pre.c (compute_avail): Handle tcc_comparison like
650 2008-12-10 Daniel Berlin <dberlin@dberlin.org>
652 PR tree-optimization/36792
653 * tree-ssa-pre.c (compute_avail): Don't insert defs into maximal set.
655 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
658 * dwarf2out.c (saved_do_cfi_asm): New.
659 (dwarf2out_do_frame): Take it into account.
660 (dwarf2out_d_cfi_asm): Likewise. Set it when appropriate.
662 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
665 * tree-sra.c (sra_build_bf_assignment): Avoid warnings for
666 variables initialized from SRAed bit fields.
668 2008-12-10 Martin Guy <martinwguy@yahoo.it>
671 * arm.c (arm_size_rtx_costs, case NEG): Don't fall through if the
672 result will be in an FPU register.
674 2008-12-10 Eric Botcazou <ebotcazou@adacore.com>
678 * final.c (output_addr_const) <SYMBOL_REF>: Call assemble_external
679 on the associated SYMBOL_REF_DECL node, if any.
681 2008-12-09 David Daney <ddaney@caviumnetworks.com>
683 * config/mips/sync.md (sync_<optab>_12): Replace
684 MIPS_SYNC_OP_12_NOT_NOP with MIPS_SYNC_OP_12_AND.
685 (sync_old_<optab>_12): Remove third paramater to
686 MIPS_SYNC_OLD_OP_12 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOP
687 with MIPS_SYNC_OLD_OP_12_AND.
688 (sync_new_<optab>_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOP
689 with MIPS_SYNC_NEW_OP_12_AND.
690 (sync_nand_12): Replace MIPS_SYNC_OP_12_NOT_NOT with
691 MIPS_SYNC_OP_12_XOR, reduce length attribute to 40.
692 (sync_old_nand_12): Remove third paramater to MIPS_SYNC_OLD_OP_12
693 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOT with
694 MIPS_SYNC_OLD_OP_12_XOR and reduce length attribute to 40.
695 (sync_new_nand_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOT with
696 MIPS_SYNC_NEW_OP_12_XOR.
697 * config/mips/mips.h (MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
698 MIPS_SYNC_OP_12_NOT_NOT,MIPS_SYNC_OLD_OP_12_NOT_NOP,
699 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_NEW_OP_12,
700 MIPS_SYNC_NEW_OP_12_NOT_NOP, MIPS_SYNC_NEW_OP_12_NOT_NOT,
701 MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Rewritten
702 to implement new __sync_nand semantics.
703 (MIPS_SYNC_OLD_OP_12): Implement new __sync_nand semantics, and
704 remove third parameter.
705 (MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
706 MIPS_SYNC_OLD_OP_12_NOT_NOT_REG): Removed.
707 (MIPS_SYNC_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OP_12_AND.
708 (MIPS_SYNC_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OP_12_XOR.
709 (MIPS_SYNC_OLD_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OLD_OP_12_AND.
710 (MIPS_SYNC_OLD_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OLD_OP_12_XOR.
711 (MIPS_SYNC_NEW_OP_12_NOT_NOP): Renamed to MIPS_SYNC_NEW_OP_12_AND.
712 (MIPS_SYNC_NEW_OP_12_NOT_NOT): Renamed to MIPS_SYNC_NEW_OP_12_XOR
714 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
716 * graphite.c (graphite_transform_loops): Always call find_transform ()
717 in ENABLE_CHECKING. So we test these code paths, even if we do not
720 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
722 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
724 2008-12-09 Jakub Jelinek <jakub@redhat.com>
727 * function.h (struct function): Add always_inline_functions_inlined.
728 * ipa-inline.c (cgraph_early_inlining): Set it to true.
729 * tree-optimize.c (execute_fixup_cfg): Likewise.
730 * builtins.c (avoid_folding_inline_builtin): New function.
731 (fold_call_expr): Don't optimize always_inline builtins before
733 (fold_call_stmt): Likewise.
734 (fold_builtin_call_array): Likewise. Don't call
735 fold_builtin_varargs for BUILT_IN_MD builtins.
737 PR tree-optimization/37416
738 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle NOP_EXPR.
740 2008-12-09 Janis Johnson <janis187@us.ibm.com>
742 * doc/sourcebuild.texi (Test Directives): Fix formatting.
744 2008-12-09 Vladimir Makarov <vmakarov@redhat.com>
746 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
748 * doc/invoke.texi (-fira-region): Describe new option.
749 (-fira-algorithm): Change the values.
751 * ira-conflicts.c (build_conflict_bit_table,
752 build_allocno_conflicts): Use ira_reg_classes_intersect_p.
753 (ira_build_conflicts): Use flag flag_ira_region instead of
754 flag_ira_algorithm. Prohibit usage of callee-saved likely spilled
755 base registers for allocnos crossing calls.
757 * flags.h (enum ira_algorithm): Redefine.
758 (enum ira_region): New.
759 (flag_ira_region): New.
761 * cfgloopanal.c (estimate_reg_pressure_cost): Use flag_ira_region
762 instead of flag_ira_algorithm.
764 * toplev.c (flag_ira_algorithm): Change the initial value.
765 (flag_ira_region): New.
767 * ira-int.h (ira_reg_classes_intersect_p,
768 ira_reg_class_super_classes): New.
770 * ira-color.c (update_copy_costs): Use
771 ira_reg_classes_intersect_p. Use right class to find hard reg index.
772 (update_conflict_hard_regno_costs): Ditto. Add a new parameter.
773 (assign_hard_reg): Ditto. Pass additional argument to
774 update_conflict_hard_regno_costs. Do not uncoalesce for priority
776 (allocno_priorities, setup_allocno_priorities,
777 allocno_priority_compare_func): Move before color_allocnos.
778 (color_allocnos): Add priority coloring. Use flag flag_ira_region
779 instead of flag_ira_algorithm.
780 (move_spill_restore): Check classes of the same reg allocno from
782 (update_curr_costs): Use ira_reg_classes_intersect_p.
783 (ira_reassign_conflict_allocnos): Ditto.
785 * opts.c (decode_options): Always set up flag_ira. Set up
786 flag_ira_algorithm. Warn CB can not be used for architecture.
787 (common_handle_option): Modify code for -fira-algorithm. Add code
788 to process -fira-region.
790 * ira-lives.c (update_allocno_pressure_excess_length): Process
792 (set_allocno_live, clear_allocno_live, mark_reg_live,
793 mark_reg_dead, process_bb_node_lives): Ditto.
795 * ira-emit.c (ira_emit): Fix insn codes.
797 * ira-build.c (propagate_allocno_info): Use flag flag_ira_region
798 instead of flag_ira_algorithm.
799 (allocno_range_compare_func): Ignore classes for priority coloring.
800 (setup_min_max_conflict_allocno_ids): Ditto.
801 (ira_flattening): Use ira_reg_classes_intersect_p.
803 * genpreds.c (write_enum_constraint_num): Output CONSTRAINT__LIMIT.
805 * common.opt (fira-algorithm): Modify.
808 * ira.c (setup_class_hard_regs): Initialize.
809 (setup_cover_and_important_classes): Modify code setting class
810 related info for priority coloring.
811 (setup_class_translate): Ditto.
812 (ira_reg_classes_intersect_p, ira_reg_class_super_classes): New.
813 (setup_reg_class_intersect_union): Rename to
814 setup_reg_class_relations. Add code for setting up new variables.
815 (find_reg_class_closure): Do not check targetm.ira_cover_classes.
816 (ira): Use flag flag_ira_region instead of flag_ira_algorithm.
818 * ira-costs.c (common_classes): New.
819 (print_costs): Use flag flag_ira_region instead of flag_ira_algorithm.
820 (find_allocno_class_costs): Ditto. Use common_classes. Translate
822 (ira_costs): Allocate/deallocate common_classes.
824 * config/m32c/m32.h (REG_ALLOC_ORDER): Add reg 19.
825 (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): New entries for
828 * reload1.c (choose_reload_regs): Use MODE_INT for partial ints in
829 smallest_mode_for_size.
831 2008-12-10 Ben Elliston <bje@au.ibm.com>
833 * config/rs6000/linux-unwind.h (get_regs): Constify casts.
835 2008-12-09 Jan Hubicka <jh@suse.cz>
837 * predict.c (estimate_bb_frequencies): Fix test if profile is present.
839 2008-12-09 Jakub Jelinek <jakub@redhat.com>
841 PR tree-optimization/35468
842 * tree-ssa-ccp.c (fold_stmt_r): Don't fold reads from constant
845 2008-12-09 Richard Guenther <rguenther@suse.de>
847 PR tree-optimization/38445
848 * tree-ssa-structalias.c (emit_pointer_definition): Only visit
850 (emit_alias_warning): Adjust.
852 2008-12-09 Andrew Haley <aph@redhat.com>
854 * fixed-value.c (do_fixed_add): Add comment.
855 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
856 * builtins.c (fold_builtin_sqrt): Likewise.
858 2008-12-09 Kai Tietz <kai.tietz@onevision.com>
861 * function.c (aggregate_value_p): Get fntype from CALL_EXPR in any
863 * calls.c (nitialize_argument_information): Add fntype argument
864 and use it for calls.promote_function_args.
865 (expand_call): Pass fntype to aggregate_value_p if no fndecl
866 available and pass additional fntype to
867 initialize_argument_information.
868 * config/i386/i386.c (ix86_reg_parm_stack_space): Remove cfun part
869 to get function abi type.
870 (init_cumulative_args): Use for abi kind detection fntype, when no
873 2008-12-09 Andreas Krebbel <krebbel1@de.ibm.com>
875 * config/s390/s390.md (movti, movdi_64, movdi_31,
876 *movsi_zarch, *movhi, *movqi, *mov<mode>_64, *mov<mode>_31,
877 *mov<mode>_64dfp, *mov<mode>_64, *mov<mode>_31, mov<mode>): Remove
879 (Integer->BLKmode splitter): Removed.
881 2008-12-08 Uros Bizjak <ubizjak@gmail.com>
883 * config/alpha/alpha.c (alpha_set_memflags): Process memory
884 references in full insn sequence.
886 2008-12-09 Jason Merrill <jason@redhat.com>
888 * gimplify.c (gimplify_init_constructor): Revert to using < rather
889 than <= for sparseness test.
892 * gimplify.c (gimplify_init_constructor): Don't write out a static
893 copy of the CONSTRUCTOR for TREE_ADDRESSABLE types or small sparse
896 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
899 Fix testsuite/gfortran.dg/graphite/id-3.f90.
900 * graphite.c (scopdet_basic_block_info): Fix bug that found some
901 regions more than once.
903 2008-12-09 Ben Elliston <bje@au.ibm.com>
905 * emutls.c (__emutls_get_address): Prototype.
906 (__emutls_register_common): Likewise.
908 * config/dfp-bit.c (DFP_TO_INT): Remove unnecessary cast.
910 2008-12-09 Ben Elliston <bje@au.ibm.com>
912 * config/rs6000/darwin-ldouble.c (fmsub): Remove unused variable, v.
914 2008-12-08 Steve Ellcey <sje@cup.hp.com>
916 * config/ia64/ia64.md (UNSPECV_GOTO_RECEIVER): New constant.
917 (nonlocal_goto_receiver): New instruction.
919 2008-12-08 Jakub Jelinek <jakub@redhat.com>
922 * c-pretty-print.c (pp_c_expression): Handle BIND_EXPR.
925 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
926 VIEW_CONVERT_EXPR the same as CASE_CONVERT.
928 2008-12-08 Richard Henderson <rth@redhat.com>
931 * tree.h (TYPE_MODE): Invoke vector_type_mode when needed.
932 (SET_TYPE_MODE): New.
933 * c-decl.c (parser_xref_tag): Use it.
934 (finish_enum): Likewise.
935 * tree.c (build_pointer_type_for_mode): Likewise.
936 (build_reference_type_for_mode, build_index_type): Likewise.
937 (build_range_type, make_vector_type): Likewise.
938 (build_common_tree_nodes_2): Likewise.
939 * stor-layout.c (compute_record_mode): Likewise.
940 (finalize_type_size, layout_type, make_fract_type): Likewise.
941 (make_accum_type, initialize_sizetypes): Likewise.
942 (vector_type_mode): New.
943 * function.c (allocate_struct_function): Call
944 invoke_set_current_function_hook before querying anything else.
946 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Add avx.
948 2008-12-08 Luis Machado <luisgpm@br.ibm.com>
950 * alias.c (find_base_term): Synch LO_SUM handling with what
951 find_base_value does.
953 2008-12-08 Andrew Haley <aph@redhat.com>
954 Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
956 * gimple.h (gimple_build_try): Fix declaration.
958 * builtins.c (fold_builtin_sqrt): Don't use a conditional operator.
959 * fixed-value.c (do_fixed_add): Likewise.
960 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
962 2008-12-08 Jakub Jelinek <jakub@redhat.com>
965 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
966 on parallel and task contexts.
968 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
970 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
972 2008-12-07 Richard Guenther <rguenther@suse.de>
974 PR tree-optimization/38405
975 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
976 not sign-extend truth values.
978 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
980 * tree-sra.c (scalarize_use): Create another temporary with the proper
981 type for signed types in the use_all && !is_output bitfield case.
983 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
985 PR rtl-optimization/36365
986 * df-core.c (df_worklist_dataflow_overeager): Remove.
987 (df_worklist_dataflow): Don't call it, use double-queue only.
988 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
990 2008-12-06 Jakub Jelinek <jakub@redhat.com>
993 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
994 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
996 2008-12-07 Ben Elliston <bje@au.ibm.com>
998 * gthr-single.h (__gthread_once): Adjust prototype to match all
999 other gthreads models.
1001 2008-12-06 Jakub Jelinek <jakub@redhat.com>
1003 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
1004 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
1007 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
1008 operands to mult_type if it isn't narrower than op0's type.
1010 2008-12-06 Jan Hubicka <jh@suse.cz>
1011 Jakub Jelinek <jakub@redhat.com>
1013 PR tree-optimization/38074
1014 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
1016 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
1017 in both dirrection for first match heuristics.
1018 (tree_bb_level_predictions): Disable noreturn heuristic when there
1019 is no returning path.
1021 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
1023 PR rtl-optimization/38272
1024 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
1027 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1030 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
1031 (pp_c_expression): Likewise.
1033 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1036 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
1038 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1041 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
1042 arguments to HOST_WIDE_INT. If type has different signedness
1043 than unsignedp or different precision from bitsize, create
1044 the right type for BIT_FIELD_REF and cast to type.
1045 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
1048 2008-03-05 Richard Guenther <rguenther@suse.de>
1050 * fold-const.c (fold_truthop): Remove code generating
1051 BIT_FIELD_REFs of structure bases.
1052 (fold_binary): Likewise.
1053 (make_bit_field_ref): Remove.
1054 (optimize_bit_field_compare): Remove.
1055 (all_ones_mask_p): Remove.
1057 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1059 * tree-sra.c (sra_explode_bitfield_assignment): Always
1060 call unsigned_type_for, if the precision is higher than
1061 needed, call build_nonstandard_integer_type.
1064 * function.c (assign_parm_find_stack_rtl): If promoted_mode
1065 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
1069 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
1070 only if internal_arg_pointer is a non-virtual pseudo.
1072 2008-12-05 Joseph Myers <joseph@codesourcery.com>
1074 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
1075 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
1076 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
1078 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1080 PR tree-optimization/37716
1081 * gimplify.c (gimplify_expr): Allow COND_EXPR if
1082 gimplify_ctxp->allow_rhs_cond_expr.
1084 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
1086 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
1087 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
1089 (alpha_emit_conditional_branch): Do not generate direct branch
1090 for UNORDERED comparisons.
1092 2008-12-05 Andreas Schwab <schwab@suse.de>
1094 * config/rs6000/linux-unwind.h (frob_update_context): Check for
1097 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1100 * fold-const.c (fold_checksum_tree): Change buf type to union
1103 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
1106 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
1108 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
1110 2008-12-05 Ben Elliston <bje@au.ibm.com>
1112 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
1114 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
1116 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
1117 Gary Funck <gary@intrepid.com>
1119 * cse.c (lookup_as_function): Delete mode frobbing code.
1120 (equiv_constant): Re-implement it there for SUBREGs.
1122 2008-12-04 Richard Guenther <rguenther@suse.de>
1125 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
1126 (tree-ssa-structalias.o): Remove errors.h dependency.
1127 (tree-ssa-reassoc.o): Likewise.
1128 * tree-ssa-reassoc.c: Do not include errors.h.
1129 * tree-ssa-alias-warnings.c: Remove.
1130 * tree-ssa-alias.c (compute_may_aliases): Remove call to
1131 strict_aliasing_warning_backend.
1132 * tree-ssa-structalias.c (emit_pointer_definition): New function.
1133 (emit_alias_warning): Likewise.
1134 (set_uids_in_ptset): Warn for clear cases of type-punning.
1135 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
1138 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
1140 * cse.c (equiv_constant): Fix pasto.
1142 2008-12-04 Nick Clifton <nickc@redhat.com>
1144 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
1145 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
1146 formatting of quotes.
1148 2008-12-04 Jakub Jelinek <jakub@redhat.com>
1151 * fold-const.c (fold_checksum_tree): Allow modification of
1154 2008-12-03 Jakub Jelinek <jakub@redhat.com>
1157 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
1158 have the right number of arguments.
1160 2008-12-03 Richard Guenther <rguenther@suse.de>
1163 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
1166 2008-12-03 Tomas Bily <tbily@suse.cz>
1169 * tree-loop-distribution.c (build_size_arg): New function.
1170 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
1171 Reorganized generating of stmts.
1172 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
1173 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
1174 Indicate if analysis succeed.
1175 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
1176 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
1177 Uses new definition of dr_analyze_innermost.
1179 2008-12-03 Ben Elliston <bje@au.ibm.com>
1181 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
1183 2008-12-03 Jakub Jelinek <jakub@redhat.com>
1185 PR tree-optimization/37716
1186 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
1187 all the needed operations as trees and gimplify_assign it to dst.
1190 * configure.ac (gcc_cv_readelf): Look for readelf.
1191 (gcc_cv_as_cfi_advance_working): Check for working
1192 cfi advances with code alignment factor > 1.
1193 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
1194 don't work properly.
1195 * configure: Regenerated.
1197 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
1198 Jakub Jelinek <jakub@redhat.com>
1199 Andrew Pinski <andrew_pinski@playstation.sony.com>
1201 PR rtl-optimization/38281
1202 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
1203 set it to NULL_RTX afterwards.
1205 * emit-rtl.c (set_insn_deleted): Fix formatting.
1207 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
1209 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
1211 * config/mips/mips.md (IMOVE32): New mode iterator.
1212 (movsi): Generalize with IMOVE32.
1213 (*movsi_internal): Likewise.
1214 (*mov<mode>_mips16): Likewise.
1217 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
1218 Maxim Kuvyrkov <maxim@codesourcery.com>
1220 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
1221 PC-relative addressing when compiling for uclinux PIC.
1222 (__cmpdf_internal, __cmpsf_internal): Hide.
1223 (__cmpdf, __cmpsf): Use PIC call sequence.
1225 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
1226 Jack Howarth <howarth@bromo.med.uc.edu>
1228 * config/i386/t-darwin64: Add m32 multilib support.
1230 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
1232 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
1234 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1237 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
1238 before using it in POINTER_PLUS_EXPR.
1240 2008-12-02 Richard Guenther <rguenther@suse.de>
1242 PR tree-optimization/38359
1243 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
1246 2008-12-02 Martin Jambor <mjambor@suse.cz>
1249 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
1251 (forward_propagate_addr_into_variable_array_index): Check that the
1252 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
1253 than the gimple code directly.
1255 2008-12-02 Ben Elliston <bje@au.ibm.com>
1257 * config/spu/float_disf.c (__floatdisf): Prototype.
1258 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
1259 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
1260 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
1262 2008-12-02 DJ Delorie <dj@redhat.com>
1264 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
1265 (DWARF_CIE_DATA_ALIGNMENT): Define.
1267 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
1268 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
1269 (xstormy16_expand_prologue): Likewise.
1270 (xstormy16_expand_builtin_va_start): Likewise.
1271 (xstormy16_gimplify_va_arg_expr): Likewise.
1273 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1276 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
1277 potentially returned from folding memcpy.
1278 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
1279 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
1281 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
1284 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
1285 decoration of function RTL names here on Ada language.
1287 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1289 PR rtl-optimization/38280
1290 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
1291 ira_rebuild_regno_allocno_list): New functions.
1292 (regno_allocnos): New static variable.
1293 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
1294 Call ira_rebuild_regno_allocno_list.
1296 2008-12-01 David Daney <ddaney@caviumnetworks.com>
1297 Adam Nemet <anemet@caviumnetworks.com>
1299 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
1300 LINUX_DRIVER_SELF_SPECS.
1302 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1304 PR rtl-optimization/37514
1305 * reload1.c (reload_as_needed): Invalidate reg_last_reload
1306 from previous insns.
1308 2008-12-01 Jakub Jelinek <jakub@redhat.com>
1311 * c-omp.c (c_finish_omp_for): Only transform pointer
1312 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
1314 PR rtl-optimization/38245
1315 * tree-vrp.c (abs_extent_range): New function.
1316 (extract_range_from_binary_expr): Compute range
1317 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
1318 or includes zero or if vr1 is VR_RANGE and op0 has some
1321 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
1324 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
1325 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1326 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
1327 to (not:I48MODE (and:I48MODE (...))).
1328 (sync_old_nand<mode>): Ditto.
1329 (sync_new_nand<mode>): Ditto.
1331 2008-12-01 Nick Clifton <nickc@redhat.com>
1333 * config/stormy16/stormy16.md (CARRY_REG): New constant.
1334 Replace uses of the "y" register class with direct references to
1335 the CARRY_REG register.
1336 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
1337 register with clobbers of the carry register.
1338 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
1339 (xstormy16_split_cbranch): Remove redundant carry parameter.
1340 (xstormy16_expand_arith): Likewise.
1341 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
1342 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
1343 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
1344 (CARRY_REGNUM): Define.
1345 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
1347 (xstormy16_expand_arith): Likewise.
1349 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
1351 * config/score/score.h (IRA_COVER_CLASSES): Define.
1353 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
1356 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
1357 (divsi3_sp32): Add new alternative with 'K' for operand #2.
1358 (cmp_sdiv_cc_set): Factor common string.
1359 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
1361 (cmp_udiv_cc_set): Factor common string.
1363 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1366 * varasm.c (emutls_finish): Fix common registration.
1368 2008-11-29 Jakub Jelinek <jakub@redhat.com>
1371 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1373 2008-11-29 David Edelsohn <edelsohn@gnu.org>
1375 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
1376 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
1377 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
1378 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
1379 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
1380 Ignore sub-word case for now.
1381 (sync_nand<mode>_internal): Represent NAND in RTL.
1382 (sync_old_nand<mode): Same.
1383 (sync_old_name<mode>_internal): Same.
1384 (sync_new_nand<mode>): Same.
1385 (sync_new_nand<mode>_internal): Same.
1386 (sync_boolcshort_internal): Expect NAND.
1388 2008-11-28 Richard Guenther <rguenther@suse.de>
1390 PR tree-optimization/37955
1391 PR tree-optimization/37742
1392 * tree-vect-transform.c (vectorizable_store): Remove assert for
1394 (vectorizable_load): Likewise.
1396 2008-11-27 Richard Guenther <rguenther@suse.de>
1398 * tree-ssa-structalias.c (intra_create_variable_infos): Make
1399 a constraint for the static chain parameter.
1401 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1403 * config/bfin/bfin.opt (micplb): New option.
1404 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
1405 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
1406 ENABLE_WA_INDIRECT_CALLS): New macros.
1407 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
1409 (indirect_call_p): New function.
1410 (workaround_speculation): Handle anomaly 05-00-0426 when
1411 ENABLE_WA_INDIRECT_CALLS is true.
1412 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1413 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
1414 * doc/invoke.texi (Blackfin Options): Document -micplb.
1416 2008-11-26 DJ Delorie <dj@redhat.com>
1418 * config/m32c/mov.md ("extendhipsi2"): New.
1420 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
1422 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
1423 * config/m32c/mov.md (zero_extendqihi2): Likewise.
1425 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
1427 * config/mips/mips.md (clear_hazard): Rename to
1428 clear_hazard_<mode>. Use mode-specific addition.
1429 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
1430 or gen_clear_hazard_di depending on the size of Pmode.
1432 2008-11-26 DJ Delorie <dj@redhat.com>
1434 * configure.ac: Test m32c-elf-gas for .loc.
1435 * configure: Likewise.
1437 2008-11-26 Janis Johnson <janis187@us.ibm.com>
1440 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
1443 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
1445 * config/i386/sync.md (memory_barrier_nosse): Disable also for
1446 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
1447 (memory_barrier): Do not generate memory_barrier_nosse instruction
1449 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
1451 2008-11-26 Fredrik Unger <fred@tree.se>
1453 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
1454 function name from __floatundisf.
1455 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
1458 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
1459 Richard Guenther <rguenther@suse.de>
1461 PR tree-optimization/37869
1462 * tree-ssa-structalias.c (struct constraint_graph): Remove
1463 pt_used and number_incoming members.
1464 (build_pred_graph): Do not allocate them.
1465 (condense_visit): Do not use them.
1466 (label_visit): Likewise.
1467 (free_var_substitution_info): Do not free them.
1469 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
1471 * doc/invoke.texi (ira-max-loops-num): Change semantics.
1473 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
1475 * ira-color.c (allocno_spill_priority): New function.
1476 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
1477 Print more info about the spilled allocno.
1478 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
1479 checks on bad spill.
1481 * ira-build.c (loop_node_to_be_removed_p): Remove.
1482 (loop_compare_func, mark_loops_for_removal): New functions.
1483 (remove_uneccesary_loop_nodes_from_loop_t): Use member
1485 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
1487 * ira.c (ira): Don't change flag_ira_algorithm.
1489 * params.def (ira-max-loops-num): Change the value.
1491 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
1493 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
1494 Disable unsupported alternative for ColdFire,
1495 add new alternative that ColdFire can handle.
1497 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
1499 * regrename.c (merge_overlapping_regs): Add registers artificially
1500 defined at the top of the basic block to the set of live ones just
1501 before the first insn.
1503 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
1504 Joey Ye <joey.ye@intel.com>
1507 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
1508 false if we need to align the outgoing stack.
1509 (ix86_update_stack_boundary): Check parm_stack_boundary.
1511 2008-11-25 Richard Guenther <rguenther@suse.de>
1515 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
1516 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
1517 in favor of dereferenced_ptrs.
1518 (init_alias_info): Adjust.
1519 (delete_alias_info): Likewise.
1520 (compute_flow_insensitive_aliasing): Properly
1521 include all aliased variables.
1522 (update_alias_info_1): Use dereferenced_ptrs.
1523 (setup_pointers_and_addressables): Likewise.
1524 (get_smt_for): Honor ref-all pointers and pointers with known alias
1526 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
1528 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
1531 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
1532 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
1534 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1536 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
1538 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
1540 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
1542 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1545 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
1546 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
1548 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
1550 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
1551 UNSPECV_CMPXCHG_[12].
1552 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
1553 UNSPECV_CMPXCHG_[12].
1556 * config/i386/sync.md (memory_barrier): New expander.
1558 2008-11-24 Jakub Jelinek <jakub@redhat.com>
1561 * dse.c (find_shift_sequence): Optimize extraction from a constant.
1563 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1565 * pa.c (function_arg): Revert 2008-10-26 change.
1567 2008-11-23 Helge Deller <deller@gmx.de>
1569 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
1570 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
1571 succeeded and lws_ret is not equal to oldval.
1573 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
1575 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
1577 2008-11-22 Andreas Schwab <schwab@suse.de>
1579 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
1582 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
1584 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
1585 Use constant 1 as the operand.
1586 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
1587 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
1588 gen_rdhwr_synci_step_di depending on the size of Pmode.
1590 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
1593 * config/i386/i386.md (SWI248): New mode iterator.
1594 (SWI32): Remove mode iterator.
1595 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
1596 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
1597 iterator. Generate popcnt mnemonic without mode extensions
1598 for Darwin x86 targets.
1599 (*popcount<mode>2_cmp): Ditto.
1600 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
1601 extensions for Darwin x86 targets.
1603 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
1605 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
1606 only if HAVE_AS_SPARC_UA_PCREL is defined.
1608 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
1610 * ira-costs.c (find_allocno_class_costs): Work out the maximum
1611 allocno_costs value of the classees with the lowest total_costs
1612 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
1613 (setup_allocno_cover_class_and_costs): ...rather than here.
1614 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
1617 2008-11-22 Jakub Jelinek <jakub@redhat.com>
1620 * builtins.c (expand_builtin_apply_args): Emit sequence before
1621 parm_birth_insn instead of after entry_of_function's first insn.
1624 * function.c (assign_parm_remove_parallels): Pass
1625 data->passed_type as third argument to emit_group_store.
1628 * final.c (mark_symbol_refs_as_used): New function.
1629 * output.h (mark_symbol_refs_as_used): New prototype.
1630 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
1631 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
1632 * config/arm/arm.md (consttable_4): Likewise.
1635 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
1637 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1640 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1641 propagate x = &a into *x = b if conversion from b to a's type is
1644 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
1646 * caller-save.c (insert_one_insn): Take into account REG_INC notes
1647 for the liveness computation of the new insn.
1649 2008-11-21 DJ Delorie <dj@redhat.com>
1651 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
1652 Moves to/from below100 space (W) can only use r0-r7.
1654 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
1657 * doc/invoke.texi (Optimization Options): Fix typo.
1659 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
1660 Xuepeng Guo <xuepeng.guo@intel.com>
1662 * config.gcc (extra_headers): For x86 and x86-64, remove
1663 gmmintrin.h, add immintrin.h and avxintrin.h.
1665 * config/i386/gmmintrin.h: Renamed to ...
1666 * config/i386/avxintrin.h: This. Issue an error if
1667 _IMMINTRIN_H_INCLUDED is undedined.
1669 * config/i386/immintrin.h: New.
1671 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1674 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
1675 mode of PLUS, not mode of the eliminated register.
1677 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1679 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
1680 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
1681 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
1682 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
1683 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
1684 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
1685 (*nand<mode>3): Rename to *andnot<mode>3.
1686 (*nandtf3): rename to *andnottf3.
1687 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
1688 Use CODE_FOR_mmx_andnotv2si3.
1689 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
1690 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
1691 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
1692 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
1693 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
1695 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1698 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
1699 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1700 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
1701 to (not:IMODE (and:IMODE (...))).
1702 (sync_old_nand<mode>): Ditto.
1703 (sync_new_nand<mode>): Ditto.
1705 2008-11-20 Joseph Myers <joseph@codesourcery.com>
1707 * config/arm/thumb2.md (thumb2_casesi_internal,
1708 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
1710 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
1712 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
1713 nand to the changed 4.4 semantic.
1715 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1718 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
1719 (fold_builtin_memory_op): Handle even the case where just one
1720 of src and dest is an address of a var decl component, using
1721 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
1722 and readonly_data_expr src check.
1723 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
1726 PR rtl-optimization/36998
1727 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
1728 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
1729 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
1730 stack_adjust_offset callers.
1731 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
1733 (compute_barrier_args_size): Handle insns in annulled branches
1736 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
1739 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
1740 Handle cases when integer argument crosses argument register boundary.
1742 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1745 * config.gcc (i[34567]86-*-solaris2*): Don't include
1746 i386/t-crtstuff here.
1747 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
1748 * config/i386/t-sol2: Move to libgcc/config/i386.
1750 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
1753 * tlink.c: Include "libiberty.h".
1754 (initial_cwd): Change type into char *.
1755 (tlink_init): Call getpwd instead of getcwd.
1757 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
1759 PR rtl-optimization/32283
1760 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
1761 of the induction variable to decide whether it may wrap.
1762 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
1763 initialization of the bound before the loop.
1764 * simplify-rtx.c (simplify_binary_operation_1): Add two
1765 simplifications regarding AND.
1766 (simplify_plus_minus): Only fail if no simplification is possible.
1767 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
1769 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1772 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
1773 checking until GIMPLE lowering.
1774 * gimple-low.c (check_call_args): New function.
1775 (lower_stmt) <case GIMPLE_CALL>: Call it.
1777 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
1779 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
1780 with the same type as the first operand of the AND expression.
1782 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1785 * ira-int.h (struct ira_loop_tree_node): New member
1786 entered_from_non_parent_p.
1788 * ira-color.c (print_loop_title): Print loop bbs.
1790 * ira-emit.c (entered_from_non_parent_p,
1791 setup_entered_from_non_parent_p): New functions.
1792 (not_modified_p): Rename to store_can_be_removed_p. Check there
1794 (generate_edge_moves): Use store_can_be_removed_p instead of
1796 (ira_emit): Call setup_entered_from_non_parent_p.
1798 * ira-build.c (copy_info_to_removed_store_destinations):
1799 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
1800 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
1801 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
1802 update all accumulated attributes.
1804 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1807 * ira-int.h (ira_copy_allocno_live_range_list,
1808 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
1809 ira_finish_allocno_live_range_list): New prototypes.
1810 (ira_allocno_live_ranges_intersect_p,
1811 ira_pseudo_live_ranges_intersect_p): Remove.
1813 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
1814 ira_pseudo_live_ranges_intersect_p): Rename to
1815 allocnos_have_intersected_live_ranges_p and
1816 pseudos_have_intersected_live_ranges_p. Move them from here to ...
1818 * ira-color.c: ... here
1819 (coalesced_allocno_conflict_p): Use
1820 allocnos_have_intersected_live_ranges_p.
1821 (coalesced_allocnos_living_at_program_points,
1822 coalesced_allocnos_live_at_points_p,
1823 set_coalesced_allocnos_live_points): Remove.
1824 (slot_coalesced_allocnos_live_ranges,
1825 slot_coalesced_allocno_live_ranges_intersect_p,
1826 setup_slot_coalesced_allocno_live_ranges): New.
1827 (coalesce_spill_slots): Use ranges of coalesced allocnos.
1828 (ira_sort_regnos_for_alter_reg): Use
1829 allocnos_have_intersected_live_ranges_p.
1830 (ira_reuse_stack_slot): Use
1831 pseudos_have_intersected_live_ranges_p.
1833 * global.c (pseudo_for_reload_consideration_p): Check
1834 flag_ira_share_spill_slots too.
1836 * ira-build.c (copy_allocno_live_range_list): Rename to
1837 ira_copy_allocno_live_range_list. Make it external.
1838 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
1840 (ira_allocno_live_ranges_intersect_p): New.
1841 (ira_finish_allocno_live_range_list): New.
1842 (finish_allocno): Use it.
1843 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
1844 (copy_info_to_removed_store_destinations): Ditto. Use
1845 ira_copy_allocno_live_range_list.
1846 (ira_flattening): Use ira_merge_allocno_live_ranges.
1848 * ira.c (too_high_register_pressure_p): New function.
1849 (ira): Switch off sharing spill slots if the pressure is too high.
1851 2008-11-19 Richard Guenther <rguenther@suse.de>
1853 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
1854 non-sizetype offsets if their precision matches that of the pointer.
1855 * expr.c (expand_expr_real_1): Always sign-extend the offset
1856 operand of a POINTER_PLUS_EXPR.
1858 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1860 * config.gcc: Unobsolete mips-sgi-irix[56]*.
1861 (mips-sgi-irix[56]*): No need to use fixproto.
1863 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1864 Paul Brook <paul@codesourcery.com>
1866 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
1869 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1871 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
1873 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
1876 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
1877 (separate_decls_in_region): Create shared struct even when there
1878 are only reductions.
1880 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
1882 * config/picochip/picochip.c (headers): Remove an unnecessary
1885 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
1888 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
1889 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
1891 * config/m68k/m68k.md: Adjust all conditional branches that use the
1892 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
1894 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
1897 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
1898 is a register or zero operand in the correct mode before generating
1899 mtch1 insn or a register operand in the correct mode before generating
1901 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
1903 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
1905 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
1906 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
1907 mipsisa*-*-elf*. Handle mipsisa64r2*.
1908 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
1909 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1911 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
1912 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1914 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
1915 Fix mips16 if mips64 or mips64r2 are multilib defaults.
1916 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1919 2008-11-18 Jakub Jelinek <jakub@redhat.com>
1922 * config/i386/i386.md (allocate_stack_worker_32,
1923 allocate_stack_worker_64): Don't use match_dup between input and
1925 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
1926 * config/i386/i386.c (ix86_expand_prologue): Likewise.
1928 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
1930 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
1931 is forced when trying to do a symbol link for it.
1933 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
1935 * expmed.c (extract_bit_field_1): Also use a temporary and
1936 convert_extracted_bit_field when the conversion from ext_mode to
1937 the target mode requires explicit truncation.
1939 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1941 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
1943 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
1944 registers when not optimizing.
1946 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1948 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
1949 and its associated define_split. Expose the all-d alternative
1950 to the register allocator, but mark it with "?". Mark the first
1951 alternative with "*?*?".
1952 (*mul_sub_si): Likewise.
1953 (*mul_acc_si_r3900): New pattern.
1955 2008-11-17 Jakub Jelinek <jakub@redhat.com>
1958 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
1959 propagating x = &a into *x = b, add a cast if not useless
1960 type conversion or don't optimize if another stmt would be
1963 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
1966 * optabs.c (expand_sync_operation): Properly handle NAND case
1967 by calculating ~(t1 & val) instead of (~t1 & val).
1968 * builtins.c (expand_builtin_sync_operation): Warn for changed
1969 semantics in NAND builtins.
1970 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
1972 * doc/invoke.texi (Warning options): Add Wsync-nand.
1973 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
1974 __sync_fetch_and_nand builtin operation in the example. Add a note
1975 about changed semantics in GCC 4.4.
1976 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
1977 operation in the example. Add a note about changed semantics in
1980 2008-11-16 Jan Hubicka <jh@suse.cz>
1982 * cgraph.c (cgraph_function_body_availability): Fix test of externally
1985 2008-11-16 Joshua Kinard <kumba@gentoo.org>
1987 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
1990 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1993 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
1994 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
1996 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
1997 rather than call_really_used_regs when handling $gp.
1999 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
2002 * config/mips/mips.c (machine_function): Update the comment
2003 above global_pointer.
2004 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
2005 that a function doesn't need a global pointer.
2006 (mips_current_loadgp_style): Update accordingly.
2007 (mips_restore_gp): Likewise.
2008 (mips_output_cplocal): Likewise.
2009 (mips_expand_prologue): Likewise.
2011 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
2013 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
2014 parameter. Use DImode for computing the number of registers.
2015 (function_arg): Adjust for above change.
2016 (function_value): Likewise.
2018 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
2020 PR tree-optimization/37950
2021 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
2022 not computed for the current function.
2024 2008-11-15 Jakub Jelinek <jakub@redhat.com>
2027 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
2028 gpr and other COMPONENT_REFs.
2030 2008-11-15 Richard Guenther <rguenther@suse.de>
2032 PR tree-optimization/38051
2033 * tree-ssa-alias.c (update_alias_info_1): Manually find
2036 2008-11-15 Joshua Kinard <kumba@gentoo.org>
2038 * doc/invoke.texi (-mfix-r10000): Document.
2039 * config/mips/mips.opt (mfix-r10000): New option.
2040 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
2041 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
2042 (MIPS_COMPARE_AND_SWAP_12): Likewise.
2043 (MIPS_SYNC_OP): Likewise.
2044 (MIPS_SYNC_OP_12): Likewise.
2045 (MIPS_SYNC_OLD_OP_12): Likewise.
2046 (MIPS_SYNC_NEW_OP_12): Likewise.
2047 (MIPS_SYNC_OLD_OP): Likewise.
2048 (MIPS_SYNC_NAND): Likewise.
2049 (MIPS_SYNC_OLD_NAND): Likewise.
2050 (MIPS_SYNC_EXCHANGE): Likewise.
2051 (MIPS_SYNC_EXCHANGE_12): Likewise.
2052 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
2054 (MIPS_SYNC_NEW_NAND): Likewise.
2055 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
2056 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
2057 (mips_output_sync_loop): New function.
2058 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
2059 Make -mfix-r10000 require branch-likely instructions.
2060 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
2061 mips_output_sync_loop.
2062 (compare_and_swap_12): Likewise.
2063 (sync_add<mode>): Likewise.
2064 (sync_<optab>_12): Likewise.
2065 (sync_old_<optab>_12): Likewise.
2066 (sync_new_<optab>_12): Likewise.
2067 (sync_nand_12): Likewise.
2068 (sync_old_nand_12): Likewise.
2069 (sync_new_nand_12): Likewise.
2070 (sync_sub<mode>): Likewise.
2071 (sync_old_add<mode>): Likewise.
2072 (sync_old_sub<mode>): Likewise.
2073 (sync_new_add<mode>): Likewise.
2074 (sync_new_sub<mode>): Likewise.
2075 (sync_<optab><mode>): Likewise.
2076 (sync_old_<optab><mode>): Likewise.
2077 (sync_new_<optab><mode>): Likewise.
2078 (sync_nand<mode>): Likewise.
2079 (sync_old_nand<mode>): Likewise.
2080 (sync_new_nand<mode>): Likewise.
2081 (sync_lock_test_and_set<mode>): Likewise.
2082 (test_and_set_12): Likewise.
2084 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
2086 * gcc.c (cc1_options): Fix comment.
2088 2008-11-15 Jakub Jelinek <jakub@redhat.com>
2091 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
2092 argtype instead of result_type.
2094 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
2096 * ira-int.h (struct ira_loop_tree_node): Improve comments for
2097 subloop_next/next and subloops/childen fields.
2099 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2101 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
2102 (STANDARD_INCLUDE_DIR): Redefine to "/include".
2103 (LOCAL_INCLUDE_DIR): Undefine.
2104 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
2106 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
2108 PR rtl-optimization/37397
2109 * ira-int.h (struct ira_allocno): New member bad_spill_p.
2110 (ALLOCNO_BAD_SPILL_P): New macro.
2112 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
2114 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
2115 (create_cap_allocno, propagate_allocno_info,
2116 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
2117 (update_bad_spill_attribute): New function.
2118 (ira_build): Call it.
2120 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
2122 2008-11-14 Jakub Jelinek <jakub@redhat.com>
2124 PR tree-optimization/38104
2125 * gimplify.c (gimple_regimplify_operands): Add referenced vars
2126 before calling mark_symbols_for_renaming, not after it.
2128 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
2130 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
2131 (OVERRIDE_OPTIONS): Likewise.
2133 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2134 Andrew Stubbs <ams@codesourcery.com>
2135 Gunnar Von Boehn <gunnar@genesi-usa.com>
2138 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
2139 the shorter LEA insn over ADD.L where possible.
2141 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
2143 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
2144 systems, which are assumend to always provide SSP-support in glibc.
2145 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
2147 * configure: Regenerate.
2149 2008-11-14 Jakub Jelinek <jakub@redhat.com>
2152 * function.c (gimplify_parameters): For callee copies parameters,
2153 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
2155 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
2158 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
2159 x86 parts into the `i[34567]86-*-linux*' and parts that are
2160 independent of the processor architecture into the `*-*-linux*' cases.
2161 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
2162 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
2163 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
2164 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
2165 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
2166 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
2167 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
2169 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
2171 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
2172 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
2173 (ls2_idiv): Likewise idiv3.
2174 (ls2_prefetch): New reservation.
2175 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
2176 * config/mips/mips.md (type): Add imul3nc and idiv3.
2177 (length): Handle idiv3.
2178 (any_mod): New code_iterator.
2179 (u): Handle MOD and UMOD.
2180 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
2181 (prefetch): Handle TARGET_LOONGSON_2EF.
2183 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2186 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
2187 (prune_unused_types_walk): Call it for non-perennial local classes.
2188 Set die_mark to 2 if recursing on children. If die_mark is 1 on
2189 entry, just set it to 2 and recurse on children, don't walk attributes
2192 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
2194 * c-common.c (warn_about_parentheses): Add missing whitespace
2197 2008-11-13 Paul Brook <paul@codesourcery.com>
2199 * doc/invoke.texi: Document --fix-cortex-m3.
2200 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
2201 Cortex-M3 cpu is selected.
2202 (output_move_double): Avoid overlapping base register and first
2203 destination register when fix_cm3_ldrd.
2204 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
2206 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2209 * gimple.h (gimple_range_check_failed): Remove prototype.
2210 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
2212 (gimple_range_check_failed): Removed.
2214 2008-11-13 Andrew Haley <aph@redhat.com>
2217 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
2220 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2224 2007-05-07 Mike Stump <mrs@apple.com>
2225 * doc/invoke.texi (Warning Options): Document that -Wempty-body
2226 also checks for and while statements in C++.
2228 2008-11-12 Dodji Seketeli <dodji@redhat.com>
2231 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
2232 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
2233 - which clones are reachable - as "abstract and needed".
2234 * cgraph.c (cgraph_release_function_body): If a node is
2235 "abstract and needed", do not release its DECL_INITIAL() content
2236 that will be needed to emit debug info.
2238 2008-11-12 Steve Ellcey <sje@cup.hp.com>
2241 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
2242 to set HAVE_GETIPINFO.
2243 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
2244 * configure: Regenerate.
2245 * config.in: Regenerate.
2247 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
2250 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
2252 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2255 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2256 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2258 2008-11-12 Jason Merrill <jason@redhat.com>
2261 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
2264 2008-11-12 Anatoly Sokolov <aesok@post.ru>
2266 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
2267 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
2269 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2270 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2272 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2274 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
2275 packed-stack special handling.
2276 (FRAME_ADDR_RTX): Add definition.
2278 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2281 * fold-const.c (native_encode_string): New function.
2282 (native_encode_expr): Use it for STRING_CST.
2284 2008-11-12 DJ Delorie <dj@redhat.com>
2286 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
2287 insns if the intermediate value will be used later.
2289 2008-11-12 Andreas Schwab <schwab@suse.de>
2291 * config/m68k/m68k.c (print_operand): Mask off extra extension
2292 bits when writing out the representation of real values.
2294 2008-11-12 Ira Rosen <irar@il.ibm.com>
2296 PR tree-optimization/38079
2297 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
2300 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2303 * c-pretty-print.c (pp_c_complex_expr): New function.
2304 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
2307 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
2308 than INNER and INNER is a constant, forcibly align INNER as much
2311 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2313 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
2315 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2317 PR rtl-optimization/37363
2318 * simplify-rtx.c (simplify_plus_minus): Don't create
2319 (const (minus ...)) expresisons.
2321 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
2323 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
2326 2008-11-10 Catherine Moore <clm@codesourcery.com>
2328 * config.gcc (mips64vrel-*-elf*): Include the tm_file
2330 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
2331 (BASE_DRIVER_SELF_SPECS): Remove.
2332 (DRIVER_SELF_SPECS): New definition.
2333 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
2334 BASE_DRIVER_SELF_SPECS.
2335 * config/mips/sde.h: Likewise.
2336 * config/mips/iris6.h: Likewise.
2337 * config/mips/vr.h: Likewise.
2338 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
2340 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
2342 PR rtl-optimizations/37948
2343 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
2344 (ira_create_copy, ira_add_allocno_copy): New parameter.
2346 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
2347 to ira_add_allocno_copy.
2348 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
2349 parameter to process_regs_for_copy.
2350 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
2351 Fix typo in passing second allocno to ira_add_allocno_copy.
2353 * ira-color.c (update_conflict_hard_regno_costs): Use head of
2354 coalesced allocnos list.
2355 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
2357 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
2358 (add_ira_allocno_to_ordered_bucket): Rename to
2359 add_allocno_to_ordered_bucket.
2360 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
2361 head of coalesced allocnos list.
2362 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
2363 Check that it is aready calculated.
2364 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
2365 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
2367 (coalesce_allocnos): Do extended coalescing too.
2369 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
2370 parameter to ira_add_allocno_copy.
2372 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
2374 (print_copy): Print copy origination too.
2376 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
2379 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
2381 PR rtl-optimization/37514
2382 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
2383 flag_ira_share_spill_slots to 2 if it's already non-zero.
2384 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
2385 flag_ira_share_spill_slots is 2.
2387 2008-11-10 Kevin Buettner <kevinb@redhat.com>
2389 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
2390 (prologue_enter_32): Set FB to SP - 4.
2392 2008-11-10 DJ Delorie <dj@redhat.com>
2394 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
2395 constraint for single-bit-clear in lower byte of HI constant, vs
2396 Imb which just ignores the upper byte.
2397 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
2398 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
2399 (iorhi3_16): Check for single bit set, not single bit clear.
2401 2008-11-10 Janis Johnson <janis187@us.ibm.com>
2403 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
2405 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
2407 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
2409 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
2410 values living in memory and use more precise alignment information.
2412 2008-11-10 Jakub Jelinek <jakub@redhat.com>
2415 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
2416 after __mf_check call if the call must end a bb.
2418 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
2422 * combine.c (force_to_mode): Do not process vector types.
2424 * rtlanal.c (nonzero_bits1): Do not process vector types.
2425 (num_sign_bit_copies1): Likewise.
2427 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
2429 * config/i386/gnu.h: Add copyright and licensing header.
2430 * config/gnu.h: Likewise.
2432 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
2434 * fwprop.c (fwprop_done): Call df_remove_problem.
2436 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
2439 * tree-scalar-evolution.c (instantiate_scev_1): Return
2440 chrec_dont_know for VL_EXP_CLASS_P.
2442 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2444 * reg-stack.c (reg_to_stack): Add missing braces in memset
2447 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
2449 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
2450 (NO_PROFILE_COUNTERS): New define.
2452 2008-11-06 David Edelsohn <edelsohn@gnu.org>
2455 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
2457 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
2460 * config/sparc/constraints.md (D): New.
2461 * config/sparc/predicates.md (const_double_or_vector_operand): New.
2462 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
2464 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
2465 Use the 'D' constraint in addition to 'F' in some alternatives.
2466 (DF splitter): Generalize for V64mode.
2467 * doc/md.texi (SPARC): Document the 'D' constraint.
2469 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2471 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
2473 2008-11-06 Ben Elliston <bje@au.ibm.com>
2475 * gcc.c: Remove ancient comment about a bug in Sun cc.
2477 2008-11-05 Janis Johnson <janis187@us.ibm.com>
2479 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
2481 2008-11-06 Ben Elliston <bje@au.ibm.com>
2483 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
2485 2008-11-06 Ben Elliston <bje@au.ibm.com>
2487 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
2490 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
2493 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
2496 2008-11-05 Martin Jambor <mjambor@suse.cz>
2499 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
2500 pointer arithmetics into array_ref if the array is accessed
2501 through an indirect_ref.
2503 2008-11-05 Richard Guenther <rguenther@suse.de>
2506 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
2507 qualified pointer conversion before stripping qualifiers.
2508 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
2509 * tree-flow.h (may_propagate_address_into_dereference): Declare.
2510 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
2513 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
2514 properly canonicalize binary ops.
2515 (forward_propagate_addr_expr_1): Use
2516 may_propagate_address_into_dereference.
2518 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
2521 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
2522 Initialize uninitialized input registers with a NaN.
2524 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2528 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
2530 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2534 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
2535 exits and conditions.
2536 * testsuite/gcc.dg/graphite/pr37943.c: New.
2538 2008-11-04 Jakub Jelinek <jakub@redhat.com>
2539 Andrew Pinski <andrew_pinski@playstation.sony.com>
2542 * c-common.c (warn_for_sign_compare): For complex result_type
2543 use component's type.
2545 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
2547 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
2549 * print-tree.c (print_node): Don't print DECL_INITIAL
2553 * c-common.c (parse_optimize_options): Save and restore
2554 flag_strict_aliasing around decode_options call.
2556 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
2558 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
2559 (host_detect_local_cpu): Use it instead of casted strings to
2560 compare vendor signatures.
2562 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
2565 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
2566 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
2568 2008-11-03 Catherine Moore <clm@codesourcery.com>
2570 * config/mips.c (mips_conditional_register_usage): Handle the
2571 DSP control register.
2572 * doc/extend.texi: Document the DSP control register.
2574 2008-11-03 Steve Ellcey <sje@cup.hp.com>
2575 Jakub Jelinek <jakub@redhat.com>
2577 * omp-low.c (expand_omp_for_generic): If iter_type has different
2578 precision than type and type is a pointer type, cast n1 and n2
2579 first to an integer type with the same precision as pointers
2580 and only afterwards to iter_type.
2582 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2584 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
2585 (UNSPEC_GOTSYM_OFF): New unspec.
2586 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
2587 (pic_add_dot_plus_eight): Likewise.
2588 (tls_load_dot_plus_eight): Likewise. Update peephole2.
2589 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
2590 UNSPEC_PIC_BASE operands.
2591 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
2592 (arm_output_addr_const_extra): Handle it.
2594 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2596 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
2597 integer class to full integer class if the offset is not word-aligned.
2599 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2602 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
2604 (doloop_optimize): Update call to doloop_modify.
2606 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2608 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
2610 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2613 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
2614 gcc_cv_as_cfi_directive.
2615 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
2616 merging read-only and read-write sections or assembler emits
2617 read-write .eh_frame sections.
2618 * configure: Regenerate.
2620 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
2623 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2625 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2627 (rs6000_emit_prologue): Invert logic.
2628 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2629 (reg:P 11) instead of match_operand.
2630 (*save_fpregs_<mode>): Likewise.
2631 (*restore_gpregs_<mode>): Likewise.
2632 (*return_and_restore_gpregs_<mode>): Likewise.
2633 (*return_and_restore_fpregs_<mode>): Likewise.
2634 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2635 (reg:P 11) insted of match_operand.
2636 (*restore_gpregs_spe): Likewise.
2637 (*return_and_restore_gpregs_spe): Likewise.
2639 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
2641 PR tree-optimization/37684
2642 * gcc.dg/graphite/pr37684.c: New.
2643 * graphite.c (exclude_component_ref): New.
2644 (is_simple_operand): Call exclude_component_ref.
2646 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2648 PR tree-optimization/36908
2649 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
2650 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
2651 (number_of_rw_in_partition): New.
2652 (partition_contains_all_rw): New.
2653 (ldist_gen): Do not distribute when one of the partitions
2654 contains all the memory operations.
2656 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2658 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
2659 EDGE_IRREDUCIBLE_LOOP.
2661 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
2663 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
2664 where we have one entry point in the loop which isn't the head.
2666 2008-11-03 Richard Guenther <rguenther@suse.de>
2669 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
2671 2008-11-03 Jakub Jelinek <jakub@redhat.com>
2674 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
2675 for ipa and simple ipa passes.
2677 2008-11-02 Richard Guenther <rguenther@suse.de>
2679 PR tree-optimization/37542
2680 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
2681 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
2682 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
2683 (vn_nary_op_insert_stmt): Likewise.
2684 (visit_use): Likewise.
2686 2008-11-02 Anatoly Sokolov <aesok@post.ru>
2688 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
2690 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
2691 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
2692 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
2693 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
2694 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
2695 peephole2's): Replace unspec with rotate.
2696 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
2698 2008-11-02 Richard Guenther <rguenther@suse.de>
2700 PR tree-optimization/37991
2701 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
2702 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
2703 (set_ssa_val_to): Print if the value changed.
2704 (simplify_binary_expression): Strip useless conversions.
2706 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
2709 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
2712 2008-11-01 Richard Guenther <rguenther@suse.de>
2715 * builtins.c (fold_builtin_strspn): Return a size_t.
2716 (fold_builtin_strcspn): Likewise.
2718 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2720 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
2721 attribute for struct return convention.
2723 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2725 * config/rs6000/crtsavres.asm: Really, really delete.
2727 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2729 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2731 (rs6000_emit_prologue): Invert logic.
2732 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2733 (reg:P 11) instead of match_operand.
2734 (*save_fpregs_<mode>): Likewise.
2735 (*restore_gpregs_<mode>): Likewise.
2736 (*return_and_restore_gpregs_<mode>): Likewise.
2737 (*return_and_restore_fpregs_<mode>): Likewise.
2738 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2739 (reg:P 11) insted of match_operand.
2740 (*restore_gpregs_spe): Likewise.
2741 (*return_and_restore_gpregs_spe): Likewise.
2743 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
2745 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
2746 list of word switches that take args.
2748 2008-10-30 Jakub Jelinek <jakub@redhat.com>
2750 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
2751 (s390_output_pool_entry): Call it through for_each_rtx.
2754 * expr.c (store_constructor): For vectors, if target is a MEM, use
2755 target's MEM_ALIAS_SET instead of elttype alias set.
2757 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
2760 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
2763 2008-10-29 David Edelsohn <edelsohn@gnu.org>
2766 * config/rs6000/predicates.md (word_offset_memref_operand):
2767 Restructure code and look inside auto-inc/dec addresses.
2769 2008-10-29 Steve Ellcey <sje@cup.hp.com>
2772 * libgcov.c ( __gcov_indirect_call_profiler): Check
2773 TARGET_VTABLE_USES_DESCRIPTORS.
2775 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
2777 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
2778 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2779 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
2780 offset if eliminating soft frame pointer.
2781 * config/spu/spu.md (stack_protect_set, stack_protect_test)
2782 (stack_protect_test_si): Add initial machine description
2783 for Stack Smashing Protector
2785 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2788 * c-common.c (min_precision): Move to...
2789 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
2790 * tree.h (tree_int_cst_min_precision): Declare.
2791 * c-common.h (min_precision): Delete declaration.
2792 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
2793 multiplication of non-negative integer constants.
2794 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
2795 tree_int_cst_min_precision.
2796 (finish_enum): Likewise.
2798 2008-10-29 Joseph Myers <joseph@codesourcery.com>
2801 * convert.c (convert_to_real): Do not optimize conversions of
2802 binary arithmetic operations between binary and decimal
2803 floating-point types. Consider mode of target type in determining
2804 decimal type for arithmetic. Unless
2805 flag_unsafe_math_optimizations, do not optimize binary conversions
2806 where this may change rounding behavior.
2807 * real.c (real_can_shorten_arithmetic): New.
2808 * real.h (real_can_shorten_arithmetic): Declare.
2810 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2812 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
2813 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
2814 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
2816 (must_save_p): For some workarounds, interrupts need to clobber a
2818 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
2819 and LC1 for WA_05000257.
2820 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
2821 WA_05000283 and WA_05000315.
2822 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
2823 (movbi): Add alternative to set CC to 1; improve code for setting
2825 (dummy_load): New pattern.
2827 2008-10-29 Jakub Jelinek <jakub@redhat.com>
2830 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
2831 BLKmode for non-memory, convert using a wider MODE_INT mode
2835 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
2836 that haven't been removed yet.
2838 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2840 * config/bfin/bfin.c (struct machine_function): New member
2841 has_loopreg_clobber.
2842 (bfin_expand_movmem): Set it when generating memcpy insns.
2843 (n_regs_saved_by_prologue, expand_prologue_reg_save,
2844 expand_epilogue_reg_restore): If we have hardware loops,
2845 memcpy insns (indicated by has_loopreg_clobber) or function
2846 calls, we need to save the loop registers.
2848 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
2850 * config/i386/i386.c (core2_cost): Fix typos in comments.
2852 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2855 * combine.c (make_compound_operation): Don't call make_extraction with
2856 non-positive length.
2857 (simplify_shift_const_1): Canonicalize count even if complement_p.
2859 2008-10-28 Joseph Myers <joseph@codesourcery.com>
2861 * convert.c (strip_float_extensions): Do not remove or introduce
2862 conversions between binary and decimal floating-point types.
2864 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2867 * fold-const.c (distribute_bit_expr): Convert common, left and
2868 right arguments to type.
2870 2008-10-28 Nick Clifton <nickc@redhat.com>
2872 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
2873 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
2874 call_really_used_regs array rather than the call_used_regs array.
2875 (mn10300_get_live_callee_saved_regs, expand_prologue,
2876 expand_epilogue, output_tst): Likewise.
2878 2008-10-27 Jakub Jelinek <jakub@redhat.com>
2881 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
2882 (df_get_entry_block_def_set): Neither here.
2883 (df_get_regular_block_artificial_uses): Add EH_USES registers.
2885 PR tree-optimization/37879
2886 * predict.c (tree_estimate_probability): Check if last_stmt is
2887 non-NULL before dereferencing it.
2889 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2891 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
2892 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
2893 (ira_fast_allocation): Remove the prototype.
2895 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
2896 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
2897 (color_pass): Modify the updated costs.
2898 (ira_color): Rename to color. Make it static.
2899 (ira_fast_allocation): Rename to fast_allocation. Make it static.
2900 (ira_color): New function.
2902 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
2905 * ira-lives.c (last_call_num, allocno_saved_at_call): New
2907 (set_allocno_live, clear_allocno_live, mark_ref_live,
2908 mark_ref_dead): Invalidate corresponding element of
2909 allocno_saved_at_call.
2910 (process_bb_node_lives): Increment last_call_num. Setup
2911 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
2912 allocno was already saved.
2913 (ira_create_allocno_live_ranges): Initiate last_call_num and
2914 allocno_saved_at_call.
2916 * ira-build.c (ira_create_allocno): Initiate
2917 ALLOCNO_UPDATED_COVER_CLASS_COST.
2918 (create_cap_allocno, propagate_allocno_info,
2919 remove_unnecessary_allocnos): Remove setting updated costs.
2920 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
2922 * ira.c (ira): Don't call ira_fast_allocation.
2924 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
2927 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2930 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
2932 * ira-int.h (ira_hard_regno_cover_class): New.
2934 * ira-lives.c (mark_reg_live, mark_reg_dead,
2935 process_bb_node_lives): Use ira_hard_regno_cover_class.
2937 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
2938 (setup_hard_regno_cover_class): New function.
2939 (ira_init): Call setup_hard_regno_cover_class.
2941 * ira-costs.c (cost_class_nums): Add comment.
2942 (find_allocno_class_costs): Initiate cost_class_nums.
2943 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
2945 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2948 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
2949 Rename to copy_info_to_removed_store_destinations. Propagate
2950 conflict hard regs and register stack attribute.
2952 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2955 * pa.c (function_arg_padding): Pad complex and vector types
2956 upward in 64-bit runtime.
2957 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
2959 2008-10-26 Matthias Klose <doko@ubuntu.com>
2961 * doc/install.texi: Document requirements on antlr.
2963 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2965 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
2968 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2971 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
2972 is defined, use it to modify the constant offset.
2974 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
2976 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
2977 and short arguments to the correct location as mandated by the ABI.
2979 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2981 PR rtl-optimization/37769
2982 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
2984 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2986 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
2987 unwind-dw2-Os-4-200.o.
2989 2008-10-24 Joseph Myers <joseph@codesourcery.com>
2991 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
2992 (convert_for_assignment): Remove ic_argpass_nonproto cases.
2994 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2996 PR tree-optimization/36038
2997 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
2998 add sizetype IV with initial value zero instead of pointer type.
3000 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3003 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
3004 around bit operation.
3005 * profile.c (is_edge_inconsistent): Likewise.
3006 * fold-const.c (truth_value_p): Move from here...
3007 * tree.h (truth_value_p): ... to here.
3008 * c-tree.h (c_expr): Update description of original_code.
3009 * c-typeck.c (parser_build_unary_op): Set original_code.
3010 (parser_build_binary_op): Update call to warn_about_parentheses.
3011 * c-common.c (warn_about_parentheses): Take two additional
3012 arguments of the operands. Use a switch. Quote operators
3013 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
3014 Add warning about !x | y and !x & y.
3015 * c-common.h (warn_about_parentheses): Update declaration.
3017 2008-10-24 Jakub Jelinek <jakub@redhat.com>
3019 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
3020 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
3021 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
3023 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
3024 (check-%): For test targets listed in lang_checks_parallelized
3025 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
3026 run the testing in multiple make goals, possibly parallel, and
3027 afterwards run dg-extract-results.sh to merge the sum and log files.
3029 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
3031 * config/mips/mips.c (mips_canonicalize_move_class): New function.
3032 (mips_move_to_gpr_cost): Likewise.
3033 (mips_move_from_gpr_cost): Likewise.
3034 (mips_register_move_cost): Make more fine-grained.
3036 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
3038 * graphite.c (graphite_apply_transformations): Check for
3039 -fgraphite-identity.
3040 * toplev.c (process_options): Add graphite_identity.
3041 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
3043 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
3045 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
3046 mulhisihl and mulhisihh builtins.
3048 From Jie Zhang <jie.zhang@analog.com>
3049 * config/bfin/bfin.md (composev2hi): Put operands into vector
3052 2008-10-22 Chao-ying Fu <fu@mips.com>
3054 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
3056 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
3058 From Mike Frysinger <michael.frysinger@analog.com>
3059 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
3060 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
3061 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
3062 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
3063 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
3064 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
3065 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
3066 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
3067 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
3068 __ADSPBF51x__ for all of them.
3069 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
3070 -mcpu bf512, bf514, bf516, and bf518.
3071 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
3072 bf512-none, bf514-none, bf516-none, and bf518-none.
3073 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
3074 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
3075 * doc/invoke.texi (Blackfin Options): Document that
3076 -mcpu now accepts bf512, bf514, bf516, and bf518.
3078 2008-10-22 Jakub Jelinek <jakub@redhat.com>
3081 * fold-const.c (build_range_type): For 1 .. signed_max
3082 range call build_nonstandard_inter_type if signed_type_for
3083 returned a type with bigger precision.
3085 2008-10-22 Richard Guenther <rguenther@suse.de>
3087 * tree.def (COMPLEX_TYPE): Constrain element type.
3088 * tree.c (build_complex_type): Assert that.
3089 * tree-ssa-structalias.c (could_have_pointers): Complex types
3090 cannot have pointers.
3092 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3095 * c-typeck.c (convert_for_assignment): Do not give declaration's
3096 location for builtins. Spell out which type was expected and which
3099 2008-10-22 Nick Clifton <nickc@redhat.com>
3101 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
3102 the fdpic register to be a target when running in fdpic mode.
3104 2008-10-22 Rafael Espindola <espindola@google.com>
3106 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
3107 newly created statements.
3109 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
3112 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
3113 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
3114 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
3116 2008-10-22 Jakub Jelinek <jakub@redhat.com>
3119 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
3120 Adjust -mcmodel=medium description for 2005-07-31 changes.
3122 2008-10-22 Jan Hubicka <jh@suse.cz>
3123 Jakub Jelinek <jakub@redhat.com>
3126 * doc/invoke.texi: Remove references to obsoleted -d dumps.
3128 2008-10-21 Richard Henderson <rth@redhat.com>
3131 * emit-rtl.c (get_spill_slot_decl): Export.
3132 * emit-rtl.h (get_spill_slot_decl): Declare.
3133 * var-tracking.c (vt_add_function_parameters): Relax assertion
3134 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
3136 2008-10-21 Bob Wilson <bob.wilson@acm.org>
3138 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
3139 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
3142 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
3145 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
3146 processed by get_maxval_strlen.
3148 2008-10-21 David Edelsohn <edelsohn@gnu.org>
3151 * tree.c (get_file_function_name): Copy first_global_object_name.
3152 Centralize call to clean_symbol_name.
3154 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
3156 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
3157 * config/svr4.h (SVR4_ASM_SPEC): New.
3158 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
3159 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
3161 * doc/invoke.texi (Option Summary): Add -T to linker options.
3162 (Link Options): Document -T.
3164 2008-10-21 Jakub Jelinek <jakub@redhat.com>
3166 * tree-inline.c (tree_inlinable_function_p): Remove tuples
3169 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
3172 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
3174 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
3176 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
3179 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
3181 * doc/install.texi: Fix typos in previous patch.
3183 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
3185 * doc/install.texi: Document in-tree building of gcc and mpfr.
3187 2008-10-19 Richard Guenther <rguenther@suse.de>
3189 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
3191 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3194 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
3195 (build_enumerator): Convert enumerators that fit in integer to
3198 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
3200 * config/i386/i386.md (unnamed peephole2): Do not force memory
3201 operands of arith or logical instructions into registers for
3202 non-TARGET_READ_MODIFY targets.
3204 (ffs_cmove): Change operand 0 predicate to register_operand.
3205 Change operand 1 predicate to nonimmediate_operand.
3207 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
3209 2008-10-18 Richard Guenther <rguenther@suse.de>
3211 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
3212 VIEW_CONVERT_EXPR case against invalid gimple.
3214 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
3216 * c-parser.c (c_parser_binary_expression): Silence the
3217 uninitialized variable warning emitted for binary_loc.
3219 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
3221 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
3224 2008-10-16 Joseph Myers <joseph@codesourcery.com>
3227 * c-typeck.c (build_unary_op): Use omit_one_operand for
3228 IMAGPART_EXPR of real argument.
3230 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3232 PR tree-optimization/37664
3233 * fold-const.c (fold_binary): When optimizing comparison with
3234 highest or lowest type's value, don't consider TREE_OVERFLOW.
3236 2008-10-16 David Edelsohn <edelsohn@gnu.org>
3239 * Makefile.in (coverage.o): Depend on $(TM_P_H).
3240 * coverage.c: Include tm_p.h.
3241 * config/rs6000/x-aix (jc1): Override LDFLAGS.
3242 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
3243 dollar signs from PREFIX.
3244 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
3245 instead of manual strip_name_encoding.
3247 2008-10-16 Richard Guenther <rguenther@suse.de>
3250 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
3251 volatile qualified functions or methods as relevant.
3253 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3255 PR tree-optimization/37525
3256 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
3257 sizetype unsigned constants, both in the case of C and bounds.
3259 2008-10-15 Jan Hubicka <jh@suse.cz>
3261 * ira-emit.c (change_regs): Return false when replacing reg by itself.
3263 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
3266 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
3267 HARD_REGNO_CALL_PART_CLOBBERED.
3269 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3272 * ira-lives.c (mark_early_clobbers): Remove.
3273 (make_pseudo_conflict, check_and_make_def_use_conflicts,
3274 check_and_make_def_conflicts,
3275 make_early_clobber_and_input_conflicts,
3276 mark_hard_reg_early_clobbers): New functions.
3277 (process_bb_node_lives): Call
3278 make_early_clobber_and_input_conflicts and
3279 mark_hard_reg_early_clobbers. Make hard register inputs live again.
3281 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
3282 early clobbers of pseudo-registers.
3284 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3287 * ira-build.c (ira_flattening): Recalculate
3288 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
3289 from the scratch instead of the propagation.
3291 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3293 * doc/rtl.texi (const_double): Remove the "addr" operand.
3294 Describe CONST_DOUBLE_* macros under const_double rather
3296 (const_fixed): Fix the operand description.
3297 (const): Add an @findex directive.
3298 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
3299 after the constant rtl table.
3300 (fix): Combine floating-point and fixed-point descriptions.
3302 * sched-deps.c (sched_analyze_2): Remove reference to
3305 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3307 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
3309 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
3310 for UNSPEC_GOTSYM_OFFs.
3311 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
3312 (add_GOT_to_pic_reg): Use it.
3313 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
3315 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
3316 Harsha Jagasia <harsha.jagasia@amd.com>
3318 PR tree-optimization/37485
3319 * graphite.c (gmp_cst_to_tree): Moved.
3320 (iv_stack_entry_is_constant): New.
3321 (iv_stack_entry_is_iv): New.
3322 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
3323 (loop_iv_stack_insert_constant): New.
3324 (loop_iv_stack_pop): Use new datatpype.
3325 (loop_iv_stack_get_iv): Same.
3326 (loop_iv_stack_get_iv_from_name): Same.
3327 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
3328 (loop_iv_stack_patch_for_consts): New.
3329 (loop_iv_stack_remove_constants): New.
3330 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
3331 (translate_clast): Call loop_iv_stack_patch_for_consts and
3332 loop_iv_stack_remove_constants.
3333 (gloog): Use new datatype. Redirect construction edge to end
3334 block to avoid accidental deletion.
3335 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
3337 (union iv_stack_entry_data): New. Data in iv stack entry.
3338 (struct iv_stack_entry): New. Datatype for iv stack entries.
3340 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3342 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
3343 * graphite.c (free_scop): Same.
3344 (build_scops): Same.
3345 (free_scattering): New.
3346 (build_cloog_prog): Call free_scattering.
3347 (patch_phis_for_virtual_defs): Fix memleak.
3348 (graphite_trans_bb_strip_mine): Same.
3349 (limit_scops): Same.
3351 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3352 Harsha Jagasia <harsha.jagasia@amd.com>
3354 PR tree-optimization/37828
3355 * graphite.c (graphite_trans_loop_block): Do not loop block
3356 single nested loops.
3358 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3360 PR tree-optimization/37686
3361 * tree-loop-linear.c (linear_transform_loops): Build a
3362 loop nest vector. Pass it to lambda_compute_access_matrices.
3363 * tree-data-ref.h (struct access_matrix): Store the loop nest
3364 relative to which it encodes the information.
3365 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
3366 (am_vector_index_for_loop): Reimplemented: iterate over the
3367 loop nest for finding the loop index in the access matrix.
3368 (lambda_compute_access_matrices): Update declaration.
3369 * lambda-code.c (build_access_matrix): Pass the loop nest and
3371 (lambda_compute_access_matrices): Same.
3373 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
3375 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
3376 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
3377 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
3378 already implies hard float. Also fix several insn condition
3379 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
3381 2008-10-15 David Edelsohn <edelsohn@gnu.org>
3384 Based on patches by Laurent Vivier.
3385 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
3386 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
3387 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
3388 dollar sign to underscore.
3389 (ASM_OUTPUT_EXTERNAL): Same.
3390 (ASM_OUTPUT_LABELREF): New.
3391 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
3393 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
3394 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
3395 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
3396 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
3398 2008-10-15 Jakub Jelinek <jakub@redhat.com>
3400 PR tree-optimization/36881
3401 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
3402 that each value doesn't need runtime relocations, for !flag_pic
3403 check that each value is just a valid initializer constant.
3405 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
3407 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
3408 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
3409 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
3410 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
3412 (REG_CLASS_NAMES): Update accordingly.
3413 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
3414 rather than an unpredictable descriptive string.
3415 * config/mips/mips.c (mips_register_move_cost): Remove comment.
3416 (mips_register_move_cost): Check for specific COP*_REGS classes,
3417 instead of ALL_COP_AND_GR_REGS.
3418 (mips_ira_cover_classes): New function.
3419 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
3420 (TARGET_IRA_COVER_CLASSES): Define.
3422 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
3425 * tree.c (build_type_attribute_qual_variant): Hash on the
3426 unqualified type, and don't overwrite an existing
3427 (type_hash_eq): Make the TYPE_NAME of the types significant, to
3428 allow distinguishing between wchar_t and its underlying type. This
3429 also means that we'll retain a little more typedef information.
3431 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
3432 Dmitry Melnik <dm@ispras.ru>
3433 Dmitry Zhurikhin <zhur@ispras.ru>
3434 Alexander Monakov <amonakov@ispras.ru>
3435 Maxim Kuvyrkov <maxim@codesourcery.com>
3437 * target.h (struct gcc_target): Update prototypes of needs_block_p
3439 * haifa-sched.c (create_check_block_twin): Update calls to the above.
3440 * sel-sched.c (create_speculation_check): Likewise.
3441 * doc/tm.texi: Provide documentation for new target hooks.
3443 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
3444 (ia64_gen_spec_insn): Removed.
3445 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
3446 ia64_gen_spec_check): New static functions.
3447 (ia64_alloc_sched_context, ia64_init_sched_context,
3448 ia64_set_sched_context, ia64_clear_sched_context,
3449 ia64_free_sched_context, ia64_get_insn_spec_ds,
3450 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
3451 (ia64_needs_block_p): Change prototype.
3452 (ia64_gen_check): Rename to ia64_gen_spec_check.
3453 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
3454 into declaration, add special memory dependencies handling.
3455 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3456 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3457 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
3458 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
3459 Define new target hooks.
3460 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3461 (ia64_optimization_options): Turn on selective scheduling with -O3,
3462 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
3463 default with selective scheduling.
3464 (ia64_override_options): Initialize align_loops and align_functions
3465 to 32 and 64, respectively. Set global selective scheduling flags
3466 according to target-dependent flags.
3467 (rtx_needs_barrier): Support UNSPEC_LDS_A.
3468 (group_barrier_needed): Use new mstop-bit-before-check flag.
3470 (dfa_state_size): Make global.
3471 (spec_check_no, max_uid): Remove.
3472 (mem_ops_in_group, current_cycle): New variables.
3473 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
3474 Initialize new variables.
3475 (is_load_p, record_memory_reference): New functions.
3476 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
3478 (ia64_variable_issue): Change use of current_sched_info to
3479 sched_deps_info. Update comment. Note if a load or a store is issued.
3480 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
3481 advance if maximal number of loads or stores was issued on current
3483 (scheduled_good_insn): New static helper function.
3484 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
3485 a group barrier is needed. Fix vertical spacing. Guard the code
3486 doing state transition with last_scheduled_insn check.
3487 Mark that a stop bit should be before current insn if there was a
3488 cycle advance. Update current_cycle and mem_ops_in_group.
3489 (ia64_h_i_d_extended): Change use of current_sched_info to
3490 sched_deps_info. Reallocate stops_p by larger chunks.
3491 (struct _ia64_sched_context): New structure.
3492 (ia64_sched_context_t): New typedef.
3493 (ia64_alloc_sched_context, ia64_init_sched_context,
3494 ia64_set_sched_context, ia64_clear_sched_context,
3495 ia64_free_sched_context): New static functions.
3496 (gen_func_t): New typedef.
3497 (get_spec_load_gen_function): New function.
3498 (SPEC_GEN_EXTEND_OFFSET): Declare.
3499 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
3500 (get_mode_no_for_insn): Change the condition that prevents use of
3501 special hardware registers so it can now handle pseudos.
3502 (get_spec_unspec_code): New function.
3503 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
3504 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
3505 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
3506 during selective scheduling.
3507 (ia64_speculate_insn): Use ds_get_speculation_types when
3508 determining whether we need to change the pattern.
3509 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
3510 (ia64_spec_check_src_p): Support new speculation/check codes.
3511 (struct bundle_state): New field.
3512 (issue_nops_and_insn): Initialize it.
3513 (insert_bundle_state): Minimize mid-bundle stop bits.
3514 (important_for_bundling_p): New function.
3515 (get_next_important_insn): Use important_for_bundling_p.
3516 (bundling): When shifting TImode from unimportant insns, ignore
3517 also group barriers. Assert that best state is found before
3518 the backward bundling pass. Print number of mid-bundle stop bits.
3519 Minimize mid-bundle stop bits. Check correct calculation of
3520 mid-bundle stop bits.
3521 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
3522 (final_emit_insn_group_barriers): Emit stop bits before insns starting
3524 (sel2_run): New variable.
3525 (ia64_reorg): When flag_selective_scheduling2 is set, run the
3526 selective scheduling pass instead of schedule_ebbs.
3528 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
3529 (UNSPEC_LDS_A): New UNSPEC.
3530 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3531 movti_internal, movsf_internal, movdf_internal,
3532 movxf_internal): Make visible. Add speculable* attributes.
3533 (output_c_nc): New mode attribute.
3534 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
3535 mov<mode>_nc, zero_extend<mode>di2_nc,
3536 advanced_load_check_nc_<mode>): New insns.
3537 (zero_extend*): Add speculable* attributes.
3539 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
3540 (msched-stop-bits-after-every-cycle): Likewise.
3541 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
3543 (msched-spec-verbose): Remove.
3544 (msched-prefer-non-data-spec-insns,
3545 msched-prefer-non-control-spec-insns,
3546 msched-count-spec-in-critical-path,
3547 msel-sched-dont-check-control-spec): Use Target Report Var
3548 instead of Common Report Var.
3550 * config/ia64/itanium2.md: Remove incorrect bypass.
3552 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
3554 2008-10-14 Jakub Jelinek <jakub@redhat.com>
3557 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3558 and -fhelp=separate.
3560 2008-10-14 Ben Elliston <bje@au.ibm.com>
3562 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
3564 2008-10-13 Joseph Myers <joseph@codesourcery.com>
3566 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
3569 2008-10-13 Matthias Klose <doko@ubuntu.com>
3571 * config/pa/linux-atomic.c: Work around missing header file
3572 for hppa64-linux-gnu targets.
3574 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
3575 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
3576 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3577 Grace Cao <grace_cao@playstation.sony.com>
3579 * doc/invoke.texi (-mgen-cell-microcode): Document.
3580 (-mwarn-cell-microcode): Document.
3581 * cfglayout.c (locator_location): Export.
3582 * rtl.h (locator_location): Define prototype.
3583 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
3585 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
3586 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
3587 (mwarn-cell-microcode): New option.
3588 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
3589 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
3590 cell and not already set.
3591 Turn off string instructions if not generating cell microcode.
3592 (rs6000_final_prescan_insn): New function that warns about microcoded
3594 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
3595 * config/rs6000/rs6000.md
3596 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
3597 the instruction would have been microcoded on the Cell. Set
3598 cell_micro to always on unnamed patterns for the string instructions.
3599 (cell_micro): Update definition, remove load/store conditional
3601 (sign_extend:DI): Define new pattern for non microcoded version.
3602 (sign_extend:SI): Likewise.
3603 (compare (div:P)): Set cell_micro to not.
3604 (andsi3): Define as an expand.
3605 (andsi3_mc): New pattern.
3606 (andsi3_nomc): New pattern.
3607 (andsi3_internal0_nomc): New pattern.
3608 (andsi3_internal2): Rename to ...
3609 (andsi3_internal2_mc): this and enable iff generating microcode.
3610 (andsi3_internal3): Rename to ...
3611 (andsi3_internal3_mc): this and enable iff generating microcode.
3612 (andsi3_internal4): Enable iif generating microcode.
3613 (andsi3_internal5): Rename to ..
3614 (andsi3_internal5_mc): this and enable iff generating microcode.
3615 (andsi3_internal5_nomc): New pattern.
3616 (extzvdi_internal1): Enable iff generating microcode.
3617 (extzvdi_internal2): Likewise.
3618 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
3619 (anddi3): Change to expand.
3620 (anddi3_mc): Rename from anddi3.
3621 (anddi3_no_mc): New pattern.
3622 (anddi3_internal2): Rename to ..
3623 (anddi3_internal2_mc): this and enable iff generating microcode.
3624 (anddi3_internal2_nomc): New pattern.
3625 (anddi3_internal3): Rename to ..
3626 (anddi3_internal3_mc): this and enable iff generating microcode.
3627 (anddi3_internal3_nomc): New pattern.
3628 (movti_string): Set cell_micro to always if TARGET_STRING.
3629 (stmsi8): Set cell_micro to always.
3635 (stmsi8_power): Likewise.
3636 (stmsi7_power): Likewise.
3637 (stmsi6_power): Likewise.
3638 (stmsi5_power): Likewise.
3639 (stmsi4_power): Likewise.
3640 (stmsi3_power): Likewise.
3641 (movsi_update2): Enable iff generating microcode.
3642 (movhi_update3): Likewise.
3643 (lmw): Set cell_micro to always.
3645 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
3647 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
3648 * config/s390/s390.c (machine_function): Remove
3649 decomposed_literal_pool_addresses_ok_p.
3650 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
3651 the difference of two labels.
3652 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
3653 (s390_pool_offset): New function.
3654 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
3655 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
3657 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
3659 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
3660 (powerpc*-*-linux-gnu*): Describe.
3661 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
3662 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
3663 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
3664 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
3665 config/rs6000/e500crtres32gpr.asm,
3666 config/rs6000/e500crtres64gpr.asm,
3667 config/rs6000/e500crtres64gprctr.asm,
3668 config/rs6000/e500crtrest32gpr.asm,
3669 config/rs6000/e500crtrest64gpr.asm,
3670 config/rs6000/e500crtresx32gpr.asm,
3671 config/rs6000/e500crtresx64gpr.asm,
3672 config/rs6000/e500crtsav32gpr.asm,
3673 config/rs6000/e500crtsav64gpr.asm,
3674 config/rs6000/e500crtsav64gprctr.asm,
3675 config/rs6000/e500crtsavg32gpr.asm,
3676 config/rs6000/e500crtsavg64gpr.asm,
3677 config/rs6000/e500crtsavg64gprctr.asm: Use it.
3678 * config/rs6000/crtsavres.asm: Really remove.
3680 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
3683 * c-format.c (convert_format_name_to_system_name): Use
3684 TARGET_OVERRIDES_FORMAT_INIT.
3685 * config.gcc (extra_options): Add for mingw targets mingw.opt.
3686 * config/i386/mingw.opt: New.
3687 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
3688 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
3689 (ms_printf_length_specs): Removed const specifier.
3690 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
3691 * doc/invoke.texi (Wno-pedantic-ms-format): New.
3693 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3695 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
3696 * doc/install.texi: Bump recommended MPFR to 2.3.2.
3698 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3701 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
3702 sure that ref has valid bb.
3704 2008-10-12 Richard Henderson <rth@redhat.com>
3707 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
3708 * alias.c (value_addr_p, stack_addr_p): Remove.
3709 (nonoverlapping_memrefs_p): Remove IRA special case.
3710 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
3711 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
3712 * reload1.c (alter_reg): Use it.
3714 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
3716 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
3717 of registers instead of eax, ebx, ecx and edx. Use for loop
3718 and check register for non-zero value before the call
3719 to decode_caches_intel.
3721 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3723 PR rtl-optimization/37448
3724 * df.h: (df_ref_class): New enum.
3725 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
3726 (struct df_ref): Replaced with union df_ref_d.
3727 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
3728 New members of df_ref_d union.
3729 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
3730 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
3731 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
3732 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
3733 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
3734 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
3735 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
3736 (df_scan_bb_info, df_bb_regno_first_def_find,
3737 df_bb_regno_last_def_find, df_find_def, df_find_use,
3738 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3739 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
3740 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
3741 df_get_artificial_defs, df_get_artificial_uses, union_defs)
3742 Replaced struct df_ref * with df_ref.
3743 * df-scan.c (df_collection_rec, df_null_ref_rec,
3744 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
3745 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
3746 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
3747 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
3748 df_reorganize_refs_by_reg_by_reg,
3749 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
3750 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
3751 df_sort_and_compress_refs, df_install_ref, df_install_refs,
3752 df_ref_record, df_get_conditional_uses, df_get_call_refs,
3753 df_bb_refs_record, df_exit_block_uses_collect,
3754 df_record_exit_block_uses, df_reg_chain_mark,
3755 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
3756 df_ref * with df_ref.
3757 (df_ref_record, df_uses_record, df_ref_create_structure): Added
3758 df_ref_class parameter.
3759 (df_scan_problem_data): Added new pools for different types of refs.
3760 (df_scan_free_internal, df_scan_alloc, df_free_ref,
3761 df_ref_create_structure): Processed new ref pools.
3762 (df_scan_start_dump): Added counts of refs and insns.
3763 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
3764 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3765 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
3766 code to pass df_ref_class down to ref creation functions.
3767 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
3768 df_reg_chain_mark): Use macros to hide references to df_refs.
3769 (df_ref_chain_change_bb): Removed.
3770 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
3771 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
3772 Enhanced to understand df_ref union structure.
3773 * fwprop.c (local_ref_killed_between_p, use_killed_between,
3774 all_uses_available_at, update_df, try_fwprop_subst,
3775 forward_propagate_subreg, forward_propagate_and_simplify,
3776 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
3777 df_ref * with df_ref.
3778 (use_killed_between, all_uses_available_at): Use macros to hide
3779 references to df_refs.
3780 * regstat.c (regstat_bb_compute_ri,
3781 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
3783 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
3784 see_handle_relevant_refs, see_analyze_one_def,
3785 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
3786 struct df_ref * with df_ref.
3787 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
3788 global_conflicts): Replaced struct df_ref * with df_ref.
3789 * ddg.c (create_ddg_dep_from_intra_loop_link,
3790 add_cross_iteration_register_deps, build_inter_loop_deps):
3791 Replaced struct df_ref * with df_ref.
3792 (create_ddg_dep_from_intra_loop_link,
3793 add_cross_iteration_register_deps): Use macros to hide references
3795 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
3796 df_ref * with df_ref.
3797 * df-core.c (df_bb_regno_first_def_find,
3798 df_bb_regno_last_def_find, df_find_def, df_find_use,
3799 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3800 debug_df_ref): Replaced struct df_ref * with df_ref.
3801 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
3802 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
3804 * web.c (union_defs, entry_register, replace_ref, web_main):
3805 Replaced struct df_ref * with df_ref.
3806 (union_defs, replace_ref): Use macros to hide references to df_refs.
3807 * global.c (compute_regs_asm_clobbered, build_insn_chain):
3808 Replaced struct df_ref * with df_ref.
3809 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
3810 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets):
3811 Replaced struct df_ref * with df_ref.
3812 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
3813 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
3815 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
3816 * df-byte-scan.c (df_compute_accessed_bytes_extract,
3817 df_compute_accessed_bytes_strict_low_part,
3818 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
3819 Replaced struct df_ref * with df_ref.
3820 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
3821 * init-regs.c (initialize_uninitialized_regs): Replaced struct
3822 df_ref * with df_ref.
3823 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
3824 check_dependency, check_dependencies, record_uses): Replaced
3825 struct df_ref * with df_ref.
3826 (invariant_for_use, check_dependency): Use macros to hide
3827 references to df_refs.
3828 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
3829 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
3830 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
3831 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
3832 references to df_refs.
3833 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
3835 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
3836 * df-problems.c (df_rd_bb_local_compute_process_def,
3837 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
3838 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
3839 df_chain_remove_problem, df_chain_create_bb_process_use,
3840 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
3841 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
3842 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
3843 df_byte_lr_simulate_artificial_refs_at_top,
3844 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
3845 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
3846 df_simulate_uses, df_simulate_artificial_refs_at_end,
3847 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
3849 (df_chain_dump): Use macros to hide references to df_refs.
3850 * config/mips/mips.c (r10k_simplify_address): Replaced struct
3851 df_ref * with df_ref.
3852 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
3853 mark_artificial_uses, mark_reg_dependencies,
3854 byte_dce_process_block): Replaced struct df_ref * with df_ref.
3856 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
3858 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
3860 (array_ref_element_size): Likewise.
3861 (array_ref_low_bound): Likewise.
3862 (array_ref_up_bound): Likewise.
3863 * expr.c (contains_packed_reference): Likewise.
3864 (array_ref_element_size): Likewise.
3865 (array_ref_low_bound): Likewise.
3866 (array_ref_up_bound): Likewise.
3867 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
3868 with ARRAY_RANGE_REF.
3869 (idx_find_step): Likewise.
3870 (idx_record_use): Likewise.
3871 (strip_offset_1): Likewise.
3872 (idx_remove_ssa_names): Likewise.
3874 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
3875 Andi Kleen <ak@linux.intel.com>
3877 * config/i386/cpuid.h (__cpuid_count): New defines.
3878 * config/i386/driver-i386.c (struct cache_desc): New structure.
3879 (describe_cache): Use struct cache_desc to pass cache descriptions.
3880 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
3881 (detect_caches_amd): Use struct cache_desc to describe caches.
3882 (decode_caches_intel): Use struct cache_desc to pass cache
3883 descriptions. Update descriptions to match latest (rev -032,
3884 December 2007) CPUID documentation. Do not check valid bit here.
3885 Check for Xeon MP value 0x49 problems.
3886 (detect_caches_cpuid2): New function, split from detect_caches_intel.
3887 Check valid bit before calling decode_caches_intel. Detect number
3888 of times to repeat CPUID instruction.
3889 (detect_caches_cpuid4): New function.
3890 (detect_caches_intel): Depending on max_level, call
3891 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
3892 only when other methods fail to provide valid L2 cache description.
3894 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3897 * pa.md (call, call_value): Generate an rtx for register r4 and pass
3898 it to PIC call patterns.
3899 (call_symref_pic): Revise pattern to expose PIC register save. Remove
3900 code generation and attributes from pattern. Change peephole2 to
3901 split for noreturn case. Revise split pattern for non noreturn case.
3902 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3903 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3904 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
3907 2008-10-11 David Edelsohn <edelsohn@gnu.org>
3909 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
3910 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
3912 (divdf3): Reformat long line.
3914 2008-10-11 Michael J. Eager <eager@eagercon.com>
3916 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
3918 (rs6000_handle_option): Process -mfpu options.
3919 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
3920 (enum fpu_type_t): New.
3921 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
3922 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
3924 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
3925 (floatdidf2): Add TARGET_SINGLE_FPU condition.
3926 * config/rs6000/rs6000.opt (-mfpu): New.
3927 (-mxilinx-fpu): New.
3928 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
3929 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
3930 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
3931 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
3932 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
3934 2008-10-11 Jakub Jelinek <jakub@redhat.com>
3937 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
3938 LO_SUM on Darwin if mode has just one unit.
3940 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
3943 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
3944 has been optimized out.
3946 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
3948 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
3949 instead of PIC_DIRECT_ADDR_P.
3950 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3951 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
3952 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
3953 (PIC_OFFSET_P): Rename to...
3954 (PCREL_SYMOFF_P): ...this.
3955 (PIC_DIRECT_ADDR_P): Delete.
3956 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
3958 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
3959 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
3960 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
3961 * config/sh/sh.c (print_operand): Remove CONST handling.
3962 (unspec_caller_rtx_p): Rewrite to use split_const and check
3963 the operands of UNSPEC bases.
3964 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
3965 with (unspec [A B] UNSPEC_SYMOFF).
3966 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
3967 UNSPEC_PCREL_SYMOFF.
3968 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3969 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
3970 (UNSPEC_EXTRACT_U16): Likewise.
3971 (UNSPEC_SYMOFF): Likewise.
3972 (UNSPEC_PCREL_SYMOFF): Likewise.
3973 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
3975 (movsi_const_16bit): Likewise.
3976 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
3977 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
3978 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
3979 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
3980 with (unspec [A B] UNSPEC_SYMOFF).
3981 (symPLT_label2reg): Replace (minus A (minus B pc)) with
3982 (unspec [A B] PCREL_UNSPEC_SYMOFF).
3983 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
3984 (Csu): Likewise UNSPEC_EXTRACT_U16.
3985 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3986 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
3988 2008-10-10 Stepan Kasal <skasal@redhat.com>
3990 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
3991 for loop strip mining and loop blocking.
3993 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3995 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
3996 vary types depending on debug info.
3998 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
4000 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
4001 before ensuring it's already computed.
4003 2008-10-09 Jakub Jelinek <jakub@redhat.com>
4005 * rtl.h (locator_eq): New decl.
4006 * cfglayout.c (locator_scope): New function.
4007 (insn_scope): Use it.
4008 (locator_eq): New function.
4009 (fixup_reorder_chain): Search for last insn in src bb
4010 that has locator set or first insn in dest bb. Use
4011 locator_eq instead of == to compare locators.
4012 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
4013 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
4014 == to compare locators.
4016 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
4018 * gimple-low.c (lower_function_body, lower_gimple_return,
4019 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
4020 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
4021 goto_block on edges if goto_locus is known.
4024 * tree.h (get_object_alignment): Declare.
4025 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
4026 get_object_alignment if needed.
4027 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
4029 (get_object_alignment): ... here. New function. Try harder to
4030 determine alignment from get_inner_reference returned offset.
4032 2008-10-08 Jakub Jelinek <jakub@redhat.com>
4034 * graphite.c (gloog): Don't call find_unreachable_blocks
4035 before delte_unreachable_blocks.
4037 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
4038 goto_locus of true_edge into RTL locator.
4040 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
4042 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
4043 (*jcc_btdi_mask_rex64): Ditto.
4045 (*jcc_btsi_mask): Ditto.
4046 (*jcc_btsi_1): Ditto.
4047 (*jcc_btsi_mask_1): Ditto.
4049 2008-10-08 Paul Brook <paul@codesourcery.com>
4051 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
4052 compatible profiler (__gnu_mcount_nc).
4053 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
4055 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
4057 * config/i386/i386.c (initial_ix86_tune_features): Add
4058 X86_TUNE_USE_VECTOR_FP_CONVERTS.
4059 * config/i386/i386.h (ix86_tune_indices): Likewise.
4060 (TARGET_USE_VECTOR_FP_CONVERTS): New.
4062 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
4063 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
4064 for FP to FP splitters.
4066 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
4068 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
4071 2008-10-08 Jakub Jelinek <jakub@redhat.com>
4075 PR rtl-optimization/37341
4076 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
4077 to ORIG_BB, pass through ORIG_BB recursively.
4078 (cse_condition_code_reg): Adjust caller.
4080 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
4082 * sdbout.c (sdbout_one_type): Treat the value type
4083 CONST_DECL for enumerals.
4085 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4087 * config/i386/i386.md: Remove trailing white spaces.
4089 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4091 PR rtl-optimization/37448
4092 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
4093 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
4095 (struct output_info) [count]: Renamed total_created and made
4097 (struct output_info) [size]: Renamed total_allocated and made
4099 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
4100 Properly keep track of desc->size.
4101 (print_statistics, dump_alloc_pool_statistics): Enhance the
4102 printing of statistics to print the number of elements and to use
4105 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4108 * opts.h (CL_SAVE): Move up to flags range.
4109 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
4110 CL_COMMON): Renumber.
4111 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
4112 * opts.c (common_handle_option): Revert last change.
4114 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4116 * config/i386/i386-protos.h (ix86_schedule): New.
4118 * config/i386/i386.c (ix86_schedule): New.
4119 (override_options): Add schedule to processor_alias_table. Set
4120 ix86_schedule from the schedule field in processor_alias_table.
4121 (ix86_function_specific_save): Save ix86_schedule.
4122 (ix86_function_specific_restore): Restore ix86_schedule.
4124 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
4125 ix86_tune. Add none and remove i386, i486, pentium4, nocona
4128 * config/i386/i386.opt: Add schedule.
4130 * config/i386/ppro.md: Remove generic32.
4132 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
4135 * expr.c (count_type_elements): Handle ERROR_MARK.
4137 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4142 * basic-block.h (struct edge_def): Add goto_block field.
4143 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
4144 one insn with locus corresponding to edge's goto_locus if !optimize.
4145 * profile.c (branch_prob): Copy edge's goto_block.
4146 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
4148 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
4149 locator in between the merged basic blocks if !optimize and needed.
4150 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
4151 goto_locus into RTL locator. For unconditional jump use that
4152 locator for the jump insn.
4153 (expand_gimple_cond): Convert goto_block and goto_locus into
4154 RTL locator for all remaining edges. For unconditional jump
4155 use that locator for the jump insn.
4156 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
4157 there is more than one edge or insn locator along the forwarding
4158 edges and !optimize. If there is just one, set e->goto_locus.
4159 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
4161 (move_block_to_fn): Adjust edge's goto_block.
4163 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4166 * expmed.c (expand_mult): Properly check DImode constant in
4169 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4172 * dwarf2out.c (common_block_die_table): New variable.
4173 (common_block_die_table_hash, common_block_die_table_eq): New
4175 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
4176 COMMON block in the current scope rather than globally. Optimize
4177 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
4178 DW_OP_addr SYMBOL_REF+off.
4180 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
4182 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
4183 Return true for non-addressable GIMPLE operands.
4185 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4188 * config/i386/i386.c (initial_ix86_tune_features): Remove
4189 X86_TUNE_USE_BIT_TEST.
4190 * config/i386/i386.h (ix86_tune_indices): Likewise.
4191 (TARGET_USE_BIT_TEST): Removed.
4193 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4195 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
4197 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
4199 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
4200 (mul<mode>3_mul3): ... into this new template.
4202 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4204 * gimplify.c (gimplify_arg): Add location argument. Use it.
4205 (gimplify_call_expr): Pass location to gimplify_arg.
4206 (gimplify_modify_expr_to_memcpy): Same.
4207 (gimplify_modify_expr_to_memset): Same.
4209 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4211 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4212 Update calls to build_unary_op and build_indirect_ref for location
4215 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4218 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
4219 * c-typeck.c (array_to_pointer_conversion): Pass location to
4221 (function_to_pointer_conversion): Use error_at and warning_at.
4222 (build_indirect_ref): Same.
4223 (build_array_ref): Pass location to build_binary_op.
4224 (parser_build_unary_op): Do not set location after calling
4226 (build_unary_op): Add location argument. Use it throughout. Set
4227 EXPR_LOCATION before returning new tree.
4228 (build_modify_expr): Same.
4229 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
4231 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
4232 build_indirect_ref, build_modify_expr.
4233 (c_finish_omp_for): Same. Use error_at instead of error.
4234 * c-common.c (c_common_truthvalue_conversion): Pass location to
4236 (warn_for_div_by_zero): Add location argument.
4237 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
4238 build_unary_op, warn_for_div_by_zero.
4239 * c-parser.c (c_parser_typeof_specifier): Use
4240 protected_set_expr_location.
4241 (c_parser_statement_after_labels): Same.
4242 (c_parser_condition): Same.
4243 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
4244 (c_parser_conditional_expression): Use protected_set_expr_location.
4245 (c_parser_unary_expression): Pass location to build_indirect_ref.
4246 (c_parser_postfix_expression_after_primary): Pass location to
4247 build_indirect_ref, build_unary_op.
4248 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
4250 2008-10-06 Joshua Kinard <kumba@gentoo.org>
4252 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
4253 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
4254 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
4256 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
4257 (mips_issue_rate): Handle PROCESSOR_R10000.
4258 * config/mips/mips.md (cpu): Add r10000.
4260 * config/mips/10000.md: New file.
4262 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4264 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
4265 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
4266 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
4268 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4270 * config/darwin-protos.h (machopic_function_base_name): Delete.
4271 (machopic_function_base_sym): Likewise.
4272 (machopic_gen_offset): Declare.
4273 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
4274 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
4275 * config/darwin.c (machopic_function_base_name): Delete.
4276 (machopic_function_base_sym): Likewise.
4277 (gen_pic_offset): Rename to...
4278 (machopic_gen_offset): ...this and remove the pic_base argument.
4279 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
4280 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
4281 crtl->uses_pic_offset_table.
4282 (machopic_indirect_data_reference): Use new machopic_gen_offset
4284 (machopic_legitimize_pic_address): Likewise.
4285 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
4287 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
4288 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
4289 * config/i386/i386.c (output_set_got): Likewise.
4290 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
4292 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
4293 (legitimate_address_p): Likewise.
4294 (output_pic_addr_const): Likewise.
4295 (output_addr_const_extra): Likewise.
4296 (ix86_delegitimize_address): Expect darwin_local_data_pic to
4297 match an UNSPEC rather than a MINUS.
4298 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
4299 (builtin_setjmp_receiver): Use machopic_gen_offset.
4300 * config/i386/predicates.md (pic_symbolic_operand): Handle
4301 UNSPEC_MACHOPIC_OFFSET.
4303 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4304 Use machopic_gen_offset and machopic_operand_p.
4305 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
4306 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
4307 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
4308 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
4309 Set crtl->uses_pic_offset_table.
4311 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4313 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
4315 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
4316 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
4317 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
4318 (constant_pool_expr_p): Use split_const and check the base.
4319 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
4321 (legitimate_constant_pool_address_p): Check toc_relative_p
4322 instead of constant_pool_expr_p.
4323 (print_operand_address): Always use output_addr_const for
4324 constant pool addresses.
4325 (rs6000_output_addr_const_extra): New function.
4326 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
4328 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
4332 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4333 (mark_ref_live, mark_ref_dead): Use them.
4334 (def_conflicts_with_inputs_p): Remove.
4335 (mark_early_clobbers): New function.
4336 (process_bb_node_lives): Call preprocess_constraints and
4337 mark_early_clobbers.
4339 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
4341 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
4343 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
4344 lib with -mthread switch.
4346 2008-10-05 Dodji Seketeli <dodji@redhat.com>
4349 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
4350 function in two, making it call a new and reusable
4351 dwarf2out_imported_module_or_decl() that takes the containing
4352 BLOCK of the declaration in argument.
4353 (dwarf2out_imported_module_or_decl_real): New function.
4354 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
4355 IMPORTED_DECL in account.
4356 * tree.def: Added IMPORTED_DECL node type.
4357 * tree.h: Added accessors for IMPORTED_DECL nodes.
4358 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
4360 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4362 * doc/gimple.texi: Fix some typos, wrap some long lines,
4363 fix some broken wraps with continuations.
4364 * tree-ssa-reassoc.c: Fix comment typos.
4366 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4369 * pa.c (legitimize_pic_address): Force function labels to memory in
4372 2008-10-04 Anton Blanchard <anton@samba.org>
4374 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
4375 (rs6000_split_atomic_op): Same.
4376 (rs6000_split_compare_and_swap): Same.
4377 (rs6000_split_compare_and_swapqhi): Same.
4379 2008-10-04 Richard Guenther <rguenther@suse.de>
4381 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
4382 instead of pointer equality.
4383 (vn_nary_op_eq): Likewise.
4385 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4387 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
4389 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
4390 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
4392 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
4394 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4395 Revert previous change.
4397 2008-10-03 Tom Tromey <tromey@redhat.com>
4399 * stringpool.c (ggc_alloc_string): Terminate string.
4401 2008-10-03 Jakub Jelinek <jakub@redhat.com>
4403 * gimplify.c (gimplify_function_tree): For -finstrument-functions
4404 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
4405 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
4408 * gimplify.c (declare_vars): Use gimple_bind_block instead of
4411 2008-10-03 Pascal Obry <obry@adacore.com>
4413 * gcov.c (create_file_names): Properly handle UNIX and DOS
4414 directory separators.
4415 (make_gcov_file_name): Likewise + convert the ':' DOS drive
4416 separator to '~' to ensure clean filenames on Windows.
4418 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4420 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4421 Add a null terminator to the stripped name.
4423 2008-10-02 David Edelsohn <edelsohn@gnu.org>
4425 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
4426 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4427 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
4428 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
4429 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4430 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
4431 TARGET_SINGLE_FLOAT.
4433 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
4435 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
4437 2008-10-02 Richard Guenther <rguenther@suse.de>
4440 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
4441 and VECTOR_TYPE recurse with useless_type_conversion_p which
4442 properly handles void pointer conversion.
4444 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4447 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
4448 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
4450 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4452 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4453 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
4454 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
4455 they translate to non builtins.
4456 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
4457 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
4458 __builtin_vec_promote, __builtin_vec_extract, and
4459 __builtin_vec_insert.
4460 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
4461 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
4462 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
4463 * config/rs6000/altivec.h (vec_extract): Define
4464 (vec_insert): Define.
4465 (vec_splats): Define.
4466 (vec_promote): Define.
4468 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4469 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
4470 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4472 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
4474 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
4475 prototype. Add new parameter, blk.
4476 Use BLKmode for the MEM if blk is true.
4477 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
4478 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
4479 ALTIVEC_BUILTIN_STVRXL.
4480 Update usage of altivec_expand_lv_builtin.
4481 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
4482 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
4483 (altivec_init_builtins): If compiling for the Cell, also define the
4485 * config/rs6000/rs6000.h (rs6000_builtins): Define
4486 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
4487 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
4488 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
4489 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
4490 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
4491 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
4492 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
4493 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
4494 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
4495 UNSPEC_STVRX, and UNSPEC_STVRXL.
4496 (altivec_lvlx): New pattern.
4497 (altivec_lvlxl): New pattern.
4498 (altivec_lvrx): New pattern.
4499 (altivec_lvrxl): New pattern.
4500 (altivec_stvlx): New pattern.
4501 (altivec_stvlxl): New pattern.
4502 (altivec_stvrx): New pattern.
4503 (altivec_stvrxl): New pattern.
4504 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
4505 (vec_lvlxl): Likewise.
4506 (vec_lvrx): Define if PPU is defined.
4507 (vec_lvrxl): Likewise.
4508 (vec_stvlx): Define if PPU is defined.
4509 (vec_stvlxl): Likewise.
4510 (vec_stvrx): Define if PPU is defined.
4511 (vec_stvrxl): Likewise.
4513 2008-10-01 Geert Bosch <bosch@adacore.com>
4515 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
4517 2008-10-01 Richard Guenther <rguenther@suse.de>
4519 PR tree-optimization/37617
4520 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
4521 do not add to the NEW_SETS.
4523 2008-10-01 Richard Guenther <rguenther@suse.de>
4526 * tree-vrp.c (execute_vrp): If we optimized away the default
4527 case make sure to promote the label that got in place of it
4528 to a default case label.
4530 2008-10-01 Richard Henderson <rth@redhat.com>
4533 * tree-complex.c (set_component_ssa_name): Don't optimize
4534 is_gimple_min_invariant values with ssa_names in abnormal phis.
4536 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4538 PR tree-optimization/37662
4539 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
4540 commutative binary operation if they are in the wrong order and
4541 fold_build2 produces non-GIMPLE.
4543 2008-09-30 Jakub Jelinek <jakub@redhat.com>
4545 PR tree-optimization/37662
4546 PR tree-optimization/37663
4547 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
4548 get_value_range with non-SSA_NAME. Don't assert operands have been
4549 folded, instead just bail out.
4551 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4553 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
4555 2008-09-30 Richard Guenther <rguenther@suse.de>
4558 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
4559 build restrict-qualified pointers.
4560 (vectorizable_store): Move alias check later.
4561 (vectorizable_load): Likewise.
4563 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4565 * c-common.c (empty_if_body_warning): Remove.
4566 * c-common.h (empty_if_body_warning): Remove.
4567 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
4568 here the -Wempty-body warning for `if' and `else' statements.
4569 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
4571 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
4573 * config/i386/i386.opt: Add msse2avx.
4575 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
4576 * config/i386/linux64.h (ASM_SPEC): Likewise.
4578 * doc/invoke.texi: Document -msse2avx.
4580 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4582 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
4584 2008-09-29 Joseph Myers <joseph@codesourcery.com>
4586 * ifcvt.c (noce_emit_store_flag): If using condition from original
4587 jump, reverse it if if_info->cond was reversed.
4589 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4591 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4592 non-constant memory if it cannot be forced to constant memory.
4593 Overhaul surrounding code and factor out common condition.
4595 2008-09-29 Jeff Law <law@redhat.com>
4597 * reload1.c (alter_reg): Add missing curly braces.
4599 2008-09-29 Michael J. Eager <eager@eagercon.com>
4601 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4603 * config/rs6000/rs6000.c (rs6000_override_options): Move
4604 rs6000_init_hard_regno_mode_ok after all options changed.
4605 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4606 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4607 -msimple-fpu flags. Add warning messages if single FP not configured.
4608 (rs6000_file_start): Output gnu_attribute for single-float.
4609 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4610 (rs6000_legitimize_address): Likewise.
4611 (rs6000_legitimize_reload_address): Likewise.
4612 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4613 TARGET_SINGLE_FLOAT.
4614 (function_arg_advance): Likewise (partial conversion).
4615 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4616 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4617 TARGET_SINGLE_FLOAT.
4618 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4619 (rs6000_emit_prologue): Likewise.
4620 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4621 TARGET_SINGLE_FLOAT.
4622 (rs6000_libcall_value): Likewise.
4623 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4624 (TARGET_DOUBLE_FLOAT): New default to 1
4625 (TARGET_SIMPLE_FPU): New default to 0
4626 (TARGET_SINGLE_FPU): New default to 0
4627 (TARGET_SINGLE_FLOAT_MODE): New.
4628 (TARGET_DOUBLE_FLOAT_MODE): New.
4629 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4630 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4632 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4633 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4634 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4635 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4636 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4637 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4638 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4639 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4640 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4641 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4642 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4643 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4644 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4645 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4646 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4647 cmptf_internal1, *cmptf_internal2): Condition on
4648 TARGET_DOUBLE_FLOAT.
4649 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4650 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4651 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4652 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4653 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4654 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4655 TARGET_SINGLE_FLOAT.
4656 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4657 * config/rs6000/rs6000.opt (-msingle-float): New.
4658 (-mdouble-float): New.
4659 (-msimple-fpu): New.
4660 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4661 -msingle-float, -mdouble-float, -msimple-fpu options.
4662 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4663 _SOFT_DOUBLE for -msingle-float.
4664 * config.gcc: New config for target=powerpc-xilinx-eabi.
4666 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
4668 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
4669 have exit and entry.
4670 (new_scop): Take entry and exit edge to define new SCoP.
4671 (sd_region_p): New structure used during SCoP detection.
4672 (move_scops): Delete.
4673 (move_sd_regions): New.
4674 (scopdet_info): Change the definition from edges back to basic_blocks.
4675 (scopdet_edge_info): Work on basic_blocks and rename to
4676 scopdet_basic_block_info.
4677 (split_difficult_bb): At the moment removed. We should later
4678 add it at another place.
4679 (build_scops_1): Work on basic_blocks.
4680 (bb_in_sd_region): New.
4681 (find_single_entry_edge): New.
4682 (find_single_exit_edge): New.
4683 (create_single_entry_edge): New.
4684 (sd_region_without_exit): New.
4685 (create_single_exit_edge): New.
4686 (unmark_exit_edges): New.
4687 (mark_exit_edges): New.
4688 (create_sese_edges): New.
4689 (build_graphite_scops): New.
4690 (build_scops): Make SCoPs SESE.
4691 (limit_scops): Use the new functions.
4693 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
4695 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
4697 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4700 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
4701 address to a register before taking the lower part.
4703 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
4705 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
4708 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4709 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
4712 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
4713 the newly created variable.
4714 Create a VECTOR_CST of all 1s for vector types.
4716 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4719 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
4721 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4723 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
4724 order to convert between modes.
4725 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
4727 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
4729 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
4732 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
4735 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4739 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
4741 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
4742 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
4743 them to yield false with MIPS16.
4745 2008-09-26 Jakub Jelinek <jakub@redhat.com>
4748 * dwarf2out.c (tls_mem_loc_descriptor): New function.
4749 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
4750 mem_loc_descriptor failed. Accept UNSPEC.
4751 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
4752 fail if one of the loc_descriptor calls for pieces failed.
4753 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
4754 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
4755 if loc_descriptor_from_tree_1 on offset failed.
4758 * opts.c (common_handle_option): Don't call print_specific_help with
4759 CL_SAVE as first argument.
4761 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
4762 Steve Ellcey <sje@cup.hp.com>
4764 * configure: Regenerate for new libtool.
4765 * aclocal.m4: Ditto.
4767 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
4769 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
4770 alias set on MEM when saving stack pointer.
4771 * config/rs6000/rs6000.md (allocate_stack): Likewise
4773 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
4775 PR tree-optimization/37574
4776 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
4777 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
4778 instead of vector_type for constants. Take computation out of loop.
4779 (vect_get_vec_def_for_operand): Use only vectype for constant case,
4780 and use only vector_type for invariant case.
4781 (get_initial_def_for_reduction): Use vectype instead of vector_type.
4783 2008-09-25 Jakub Jelinek <jakub@redhat.com>
4786 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
4787 the decl is a VAR_DECL or FUNCTION_DECL.
4789 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4792 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4793 (mark_ref_live, mark_ref_dead): Use them.
4794 (def_conflicts_with_inputs_p): Remove.
4795 (mark_early_clobbers): New function.
4796 (process_bb_node_lives): Call preprocess_constraints and
4797 mark_early_clobbers.
4799 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
4801 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4804 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
4805 (ira_compress_allocno_live_ranges): New prototype.
4807 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
4808 (coalesced_allocnos_living_at_program_points): New.
4809 (coalesced_allocnos_live_at_points_p,
4810 set_coalesced_allocnos_live_points): New functions.
4811 (coalesce_spill_slots): Rewrite.
4813 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
4814 ira_compress_allocno_live_ranges): New functions.
4816 * ira-build.c (ira_flattening): Call
4817 ira_compress_allocno_live_ranges.
4820 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
4822 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
4825 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
4827 * combine.c (make_compound_operation): Handle the 'E' format.
4828 (count_rtxs): Likewise.
4829 (update_table_tick): Likewise.
4830 (get_last_value_validate): Likewise.
4832 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
4834 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
4836 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
4838 * matrix-reorg.c (transform_allocation_sites): Initializers
4839 added to avoid the warning.
4841 2008-09-25 Martin Jambor <mjambor@suse.cz>
4843 * cgraph.c (free_nodes): New variable.
4844 (NEXT_FREE_NODE): New macro.
4845 (cgraph_create_node): Reuse nodes from the free list. Do not
4846 update uid if doing so.
4847 (cgraph_remove_node): Add the node to the free list.
4849 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
4851 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4853 2008-09-24 Richard Henderson <rth@redhat.com>
4855 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
4856 * unwind-dw2.c (execute_stack_op): Handle it.
4858 2008-09-24 David Edelsohn <edelsohn@gnu.org>
4861 2008-09-24 Michael J. Eager <eager@eagercon.com>
4863 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
4865 * c-common.c (fname_decl): New location argument.
4866 * c-common.h (fname_decl): Same.
4867 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
4869 (c_parser_typeof_specifier): Same.
4870 (c_parser_parms_list_declarator): Same.
4871 (c_parser_asm_string_literal): Same.
4872 (c_parser_compound_statement_nostart): Same.
4873 (c_parser_label): Same.
4874 (c_parser_do_statement): Same.
4875 (c_parser_asm_statement): Same.
4876 (c_parser_unary_expression): Same.
4877 (c_parser_sizeof_expression): Same.
4878 (c_parser_postfix_expression): Same.
4879 (c_parser_pragma): Same.
4880 (c_parser_omp_clause_collapse): Same.
4881 (c_parser_omp_clause_num_threads): Same.
4882 (c_parser_omp_clause_schedule): Same.
4883 (c_parser_omp_all_clauses): Same.
4884 (c_parser_omp_sections_scope): Same.
4885 (c_parser_omp_for_loop): Same. Pass condition's location to
4886 c_objc_common_truthvalue_conversion.
4887 (c_parser_enum_specifier): Remove comment.
4889 2008-09-24 Michael J. Eager <eager@eagercon.com>
4891 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4893 * config/rs6000/rs6000.c (rs6000_override_options): Move
4894 rs6000_init_hard_regno_mode_ok after all options changed.
4895 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4896 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4897 -msimple-fpu flags. Add warning messages if single FP not configured.
4898 (rs6000_file_start): Output gnu_attribute for single-float.
4899 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4900 (rs6000_legitimize_address): Likewise.
4901 (rs6000_legitimize_reload_address): Likewise.
4902 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4903 TARGET_SINGLE_FLOAT.
4904 (function_arg_advance): Likewise.
4905 (function_arg): Likewise.
4906 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4907 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4908 TARGET_SINGLE_FLOAT.
4909 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4910 (rs6000_emit_prologue): Likewise.
4911 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4912 TARGET_SINGLE_FLOAT.
4913 (rs6000_libcall_value): Likewise.
4914 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4915 (TARGET_DOUBLE_FLOAT): New default to 1
4916 (TARGET_SIMPLE_FPU): New default to 0
4917 (TARGET_SINGLE_FPU): New default to 0
4918 (TARGET_SINGLE_FLOAT_MODE): New.
4919 (TARGET_DOUBLE_FLOAT_MODE): New.
4920 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4921 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4923 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4924 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4925 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4926 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4927 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4928 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4929 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4930 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4931 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4932 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4933 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4934 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4935 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4936 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4937 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4938 cmptf_internal1, *cmptf_internal2): Condition on
4939 TARGET_DOUBLE_FLOAT.
4940 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4941 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4942 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4943 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4944 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4945 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4946 TARGET_SINGLE_FLOAT.
4947 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4948 * config/rs6000/rs6000.opt (-msingle-float): New.
4949 (-mdouble-float): New.
4950 (-msimple-fpu): New.
4951 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4952 -msingle-float, -mdouble-float, -msimple-fpu options.
4953 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4954 _SOFT_DOUBLE for -msingle-float.
4955 * config.gcc: New config for target=powerpc-xilinx-eabi.
4957 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4959 * config/sparc/constraints.md: New file.
4960 * config/sparc/sparc.md: Include it.
4961 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
4962 (sparc_extra_constraint_check): Delete.
4963 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
4964 (memory_ok_for_ldd): New predicate.
4965 (sparc_extra_constraint_check): Delete.
4966 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
4967 (CONST_OK_FOR_LETTER_P): Likewise.
4968 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4969 (EXTRA_CONSTRAINT): Likewise.
4971 2008-08-23 Steve Ellcey <sje@cup.hp.com>
4973 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
4975 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4977 * alias.c (find_base_value): Use FIND_BASE_TERM.
4978 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
4980 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4982 * config/i386/i386.c: Include cselib.h.
4983 (ix86_pic_register_p): New function.
4984 (ix86_delegitimize_address): Use it to check for the PIC register.
4986 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4988 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
4989 * config/i386/i386.c (ix86_find_base_term): Don't check for
4990 SYMBOL_REF and LABEL_REF.
4992 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4994 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
4995 constant PLUS in a CONST.
4997 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
4999 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
5000 check for sibcall support for w64.
5002 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
5004 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
5006 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
5008 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
5009 parser_build_binary_op.
5010 * c-decl.c (build_enumerator): Pass location to build_binary_op.
5011 * c-typeck.c (build_array_ref): Same.
5012 (parser_build_unary_op): New location argument.
5013 (pointer_diff): Pass location to build_binary_op,
5014 c_objc_common_truthvalue_conversion.
5015 (build_modify_expr): Same.
5016 (build_unary_op): New location argument.
5017 (build_binary_op): New location argument.
5018 (c_objc_common_truthvalue_conversion): Pass location to
5019 c_*common_truthvalue_conversion.
5020 * c-convert.c (convert): Same.
5021 * c-common.c (binary_op_error): New location argument.
5022 (pointer_int_sum): Pass location to build_binary_op.
5023 (c_common_truthvalue_conversion): New location argument.
5024 (warn_for_sign_compare): Same.
5025 * c-common.h: Add location argument to c_common_truthvalue_conversion,
5026 binary_op_error, build_binary_op, warn_for_sign_compare.
5027 * c-parser.c (c_parser_condition): Pass location to
5028 c_*common_truthvalue_conversion.
5029 (c_parser_conditional_expression): Save condition's location and pass
5031 (c_parser_binary_expression): Same, but for the binary operator's
5033 (c_parser_omp_for_loop): Pass location to
5034 c_objc_common_truthvalue_conversion.
5036 2008-09-23 Martin Jambor <mjambor@suse.cz>
5038 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
5039 (cgraph_node_remove_callees): New temporary f. Hold the next item
5041 (cgraph_node_remove_callers): Likewise.
5043 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
5044 (ipa_node_removal_hook): Likewise.
5046 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
5047 gimple_call_copy_skip_args and moved to the gimple_call section.
5048 * gimple.c (gimple_copy_call_skip_args): Renamed to
5049 gimple_call_copy_skip_args. Changed al users.
5051 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
5053 * ira-color.c (start_allocno_priorities): Rename to
5054 setup_allocno_priorities. Use costs and
5055 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
5056 range lengths. Get rid off doubles.
5057 (ira_fast_allocations): Call start_allocno_priorities.
5059 2008-09-22 David Daney <ddaney@avtrex.com>
5062 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
5063 register if TARGET_LONG_CALLS.
5065 2008-09-22 Richard Guenther <rguenther@suse.de>
5067 PR tree-optimization/37145
5068 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
5069 value-numbering union accesses with their offset and size only.
5070 (visit_reference_op_load): Fix simplification of inserted conversions.
5071 * tree-ssa-pre.c (find_or_generate_expression): Do not
5072 recursively generate expressions if running FRE.
5074 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
5076 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
5077 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
5080 2008-09-22 Richard Guenther <rguenther@suse.de>
5082 PR tree-optimization/37145
5083 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
5084 (phi_translate_1): Constant fold references.
5086 2008-09-22 Ira Rosen <irar@il.ibm.com>
5088 PR tree-optimization/37482
5089 * tree-vectorizer.h (struct _slp_instance): Add new field.
5090 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
5091 (get_earlier_stmt): New function.
5092 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
5094 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
5095 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
5096 asserts that GSI points to the scalar statement being vectorized.
5097 Set new statement location according to GSI.
5098 (vect_schedule_slp_instance): Use GSI of
5099 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
5101 2008-09-21 Jan Hubicka <jh@suse.cz>
5103 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
5104 (ipcp_insert_stage): Update dead_nodes bitmap.
5106 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
5109 * config/i386/t-cygming (SHLIB_LC): Remove.
5110 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
5111 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
5113 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
5117 * final.c (mark_symbol_ref_as_used): New helper function.
5118 (output_operand): Instead of just looking inside MEMs for
5119 SYMBOL_REFs, use new helper function and for_each_rtx.
5120 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
5121 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
5122 Make head comment more general.
5123 * config/darwin.c (machopic_output_indirection): Handle weak
5124 references here, like in assemble_external.
5126 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
5128 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
5129 (sparc_emit_float_lib_cmp): Change return type.
5130 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
5131 (gen_compare_operator): New function.
5132 (sparc_emit_float_lib_cmp): Return the new operator to be used in
5133 the comparison sequence. Minor tweaks.
5134 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
5135 that the final operator and the result of sparc_emit_float_lib_cmp
5136 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
5137 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
5138 buneq, bunge, bunle, bltgt): Assert that the final operator and the
5139 result of sparc_emit_float_lib_cmp match for software TFmode.
5140 (movqicc, movhicc, movsicc, movdicc): Merge into...
5141 (mov<I:mode>cc): ...this.
5142 (movsfcc, movdfcc, movtfcc): Merge into...
5143 (mov<F:mode>cc): ...this.
5144 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
5146 (mov<I:mode>_cc_v9): ...this.
5147 (movdi_cc_sp64_trunc): Delete.
5148 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
5149 movdi_cc_reg_sp64): Merge into...
5150 (mov<I:mode>_cc_reg_sp64): ...this.
5151 (movsf_cc_sp64): Rename into...
5152 (movsf_cc_v9): ...this.
5153 (movdf_cc_sp64): Rename into...
5154 (movdf_cc_v9): ...this.
5155 (movtf_cc_hq_sp64): Rename into...
5156 (movtf_cc_hq_v9): ...this.
5157 (movtf_cc_sp64): Rename into...
5158 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
5160 2008-09-21 Diego Novillo <dnovillo@google.com>
5162 * doc/gccint.texi: Include generic.texi and gimple.texi.
5164 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
5165 (GIMPLE): Move to gimple.texi.
5166 (Annotations): Remove references to to stmt_ann_t and
5168 (SSA Operands): Rename from 'Statement Operands'.
5169 * doc/generic.texi: New.
5170 * doc/gimple.texi: New.
5171 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
5172 * Makefile.in (TEXI_GCCINT_FILES):
5173 * gimple.c (gimple_copy_call_skip_args): Rename from
5174 giple_copy_call_skip_args. Update all users.
5175 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
5177 2008-09-21 Ira Rosen <irar@il.ibm.com>
5179 PR tree-optimization/37539
5180 * tree-vect-transform.c (vect_transform_strided_load): Save vector
5181 statement in related statement field only for the first load of the
5182 group of loads with the same data reference.
5184 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
5186 * config/mips/mips.h (TUNE_OCTEON): New macro.
5187 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
5188 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
5189 * config/mips/octeon.md: New file.
5190 * config/mips/mips.md: Include octeon.md. Restore
5191 semi-alphabetical order of include files.
5193 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
5196 * config/i386/i386.md (*jcc_fused_1): Removed.
5197 (*jcc_fused_2): Likewise.
5198 (*jcc_fused_3): Likewise.
5199 (*jcc_fused_4): Likewise.
5201 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5203 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
5204 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
5205 * target.h (gcc_target): Add ira_cover_classes.
5206 * ira.c: Remove IRA_COVER_CLASSES guards.
5207 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
5208 instead of IRA_COVER_CLASSES.
5209 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
5210 (setup_class_translate): Likewise.
5211 (setup_reg_class_intersect_union): Likewise.
5212 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
5213 test of targetm.ira_cover_classes.
5214 * opts.c (decode_options): Use targetm.ira_cover_classes instead
5215 of IRA_COVER_CLASSES.
5216 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
5217 (TARGET_INITIALIZER): Include it.
5218 * targhooks.h (default_ira_cover_classes): Declare.
5219 * targhooks.c (default_ira_cover_classes): New function.
5221 2008-09-19 Bob Wilson <bob.wilson@acm.org>
5223 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
5225 2008-09-19 Ian Lance Taylor <iant@google.com>
5227 * varasm.c (narrowing_initializer_constant_valid_p): Return
5228 NULL_TREE if ENDTYPE is not an integer.
5230 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5233 * tree-ssa.c (execute_update_addresses_taken): Also update
5234 DECL_GIMPLE_REG_P for vector and complex types.
5236 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
5237 Jan Hubicka <jh@suse.cz>
5240 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
5241 empty before freeing them.
5242 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
5244 2008-09-18 Bob Wilson <bob.wilson@acm.org>
5246 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
5247 * config/xtensa/predicates.md (tls_symbol_operand): New.
5248 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
5249 (TARGET_CANNOT_FORCE_MEM): Define.
5250 (xtensa_tls_symbol_p): New.
5251 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
5252 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
5253 (xtensa_tls_module_base): New.
5254 (xtensa_call_tls_desc): New.
5255 (xtensa_legitimize_tls_address): New.
5256 (xtensa_legitimize_address): Handle TLS symbols.
5257 (xtensa_tls_referenced_p_1): New.
5258 (xtensa_tls_referenced_p): New.
5259 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
5261 (XTENSA_BUILTIN_THREAD_POINTER): New.
5262 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
5263 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
5264 builtin. Add declarations for __builtin_thread_pointer and
5265 __builtin_set_thread_pointer.
5266 (xtensa_fold_builtin): Recognize new builtins.
5267 (xtensa_expand_builtin): Expand new builtins.
5268 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
5269 (TARGET_THREADPTR): Define.
5270 (HAVE_AS_TLS): Define default value.
5271 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
5272 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
5273 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
5274 (UNSPECV_SET_TP): New.
5275 (sym_TPOFF, sym_DTPOFF): New.
5276 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
5277 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
5278 * configure: Regenerated.
5280 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
5283 * config/ia64/ia64.c (ia64_optimization_options): Move
5284 checking and setting flag_schedule_insns_after_reload and
5285 ia64_flag_schedule_insns2 back to ...
5286 (ia64_override_options): Here.
5288 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
5291 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
5292 zero extend count after the correction to it is done.
5293 (doloop_optimize): Update call to doloop_modify, don't zero extend
5296 2008-09-18 Martin Jambor <mjambor@suse.cz>
5298 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
5300 * ipa-prop.c: Correct comments.
5301 * ipa-prop.h: Likewise.
5303 2008-09-18 Jan Hubicka <jh@suse.cz>
5306 * ipa-reference.c (ipa_reference_local_vars_info_d,
5307 ipa_reference_global_vars_info_d,
5308 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5309 ipa_reference_vars_info_t): Move here from ipa-reference.h
5310 (node_duplication_hook_holder, node_removal_hook_holder): New.
5311 (get_reference_vars_info_from_cgraph): Rename to ...
5312 (get_reference_vars_info): ... this one, use cgraph uids.
5313 (get_local_reference_vars_info, get_global_reference_vars_info):
5314 Use cgraph instead of decl.
5315 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5317 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
5318 ipa_reference_get_written_global,
5319 ipa_reference_get_not_written_global): Use cgraph argument.
5320 (check_call): Simplify avail check.
5321 (scan_stmt_for_static_refs): Update.
5322 (propagate_bits): Update.
5323 (merge_callee_local_info): Remove.
5324 (init_function_info): Use cgraph nodes.
5325 (clean_function_local_data): Break out from ...
5326 (clean_function): ... here.
5327 (copy_local_bitmap, copy_global_bitmap): New functions.
5328 (duplicate_node_data, remove_node_data): New functions.
5329 (generate_summary): Register hooks; use visibility instead of
5331 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
5332 * ipa-reference.h (ipa_reference_local_vars_info_d,
5333 ipa_reference_global_vars_info_d,
5334 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5335 ipa_reference_vars_info_t): Move to ipa-reference.c
5336 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5338 (ipa_reference_get_read_global, ipa_reference_get_written_global,
5339 ipa_reference_get_not_read_global,
5340 ipa_reference_get_not_written_global): Update prototype.
5341 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
5342 (init_state): Remove.
5343 (node_duplication_hook_holder, node_removal_hook_holder): New.
5344 (get_function_state, set_function_state): Use VECtor.
5345 (analyze_function): Check body availability.
5346 (add_new_function): Likewise.
5347 (duplicate_node_data, remove_node_data): New.
5348 (generate_summary): Register hooks; do not care about clones.
5349 (propafate): Do not care about clones; recursive functions are
5351 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
5352 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
5353 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
5355 * tree-flow.h (function_ann_d): Remove reference_vars_info.
5356 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
5357 Update call of ipa-reference accesors.
5359 2008-09-18 Simon Baldwin <simonb@google.com>
5361 * c-opts.c (c_common_handle_option): Add handling for
5362 -Wbuiltin-macro-redefined command line option.
5363 * c.opt: Added builtin-macro-redefined option.
5364 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
5367 2008-09-18 Richard Guenther <rguenther@suse.de>
5369 PR tree-optimization/37258
5370 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
5371 and signedness for integral types.
5372 (vn_phi_eq): Require compatible types.
5374 2008-09-18 Jakub Jelinek <jakub@redhat.com>
5377 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
5378 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
5380 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
5381 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
5382 ggc_free other TREE_LIST nodes from that chain.
5383 * function.c (instantiate_decls): Instantiate also DECL_RTL
5384 of vars in cfun->local_decls, free that list afterwards.
5386 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
5388 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
5389 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
5391 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5393 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
5394 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
5396 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5398 PR tree-optimization/37102
5399 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
5400 from a node. Check to see if another PHI is dead.
5401 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
5402 remove real PHIs which have no uses.
5403 (rewrite_out_of_ssa): Call eliminate_useless_phis.
5405 2008-09-18 Richard Guenther <rguenther@suse.de>
5408 * tree-cfg.c (remove_useless_stmts_1): Remove
5409 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
5411 2008-09-18 Nick Clifton <nickc@redhat.com>
5413 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
5414 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
5415 to frv_secondary_reload_class.
5416 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5417 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
5418 (frv_secondary_reload_class): Omit unused parameter.
5419 (frv_secondary_reload): New function. Handle the case when
5420 secondary_reload_class() is called before the reload_(in|out)
5421 _optabs have been initialised.
5422 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
5424 * config/frv/frv.md: Define an exclusion set between fr550_m0
5427 2008-09-18 Richard Guenther <rguenther@suse.de>
5429 PR tree-optimization/37456
5430 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
5431 want to insert after ends a BB insert on the single fallthru
5434 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
5436 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
5437 Mention -march=z9-109, z9-ec and z10.
5439 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
5441 PR rtl-optimization/37544
5442 * regrename.c (maybe_mode_change): Exit early when copy_mode
5443 is narrower than orig_mode and narrower than new_mode.
5445 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
5448 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
5450 * sched-rgn.c (ref_counts): Remove.
5451 (insn_referenced): New static variable.
5452 (INSN_REF_COUNT): Remove.
5453 (sched_run_compute_dependencies): Use insn_referenced instead of
5455 (add_branch_dependences): Likewise. Delete dead assignment.
5457 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
5459 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
5460 consumer is an asm. Add comment why this is important.
5461 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
5462 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
5464 2008-09-17 Joseph Myers <joseph@codesourcery.com>
5466 * expr.c (emit_group_store): Do not shift before moving via a
5469 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
5471 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
5472 from aggregate to non-aggregate type if the bit pattern is not fully
5473 preserved afterwards.
5475 2008-09-17 Richard Guenther <rguenther@suse.de>
5477 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
5478 (verify_gimple_assign): ... this. Split into ...
5479 (verify_gimple_assign_unary): ... this,
5480 (verify_gimple_assign_binary): ... that,
5481 (verify_gimple_assign_single): ... and this.
5482 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
5483 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
5484 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
5485 (verify_types_in_gimple_reference): Be forgiving with
5487 (verify_gimple_phi): Deal with virtual operands.
5489 * tree.def (PREDICT_EXPR): Change to tcc_expression.
5491 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
5493 * tree.c (get_callee_fndecl): Don't call the language hook.
5494 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
5495 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
5496 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
5498 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5500 * tree.c (protected_set_expr_location): Don't unnecessarily
5501 check for error_mark_node.
5503 2008-09-17 Art Haas <ahaas@impactweather.com>
5505 * ipa-reference.c (analyze_function): Declare step only if
5506 ENABLE_CHECKING is defined.
5508 2008-09-17 Jan Hubicka <jh@suse.cz>
5511 * tree.h (DECL_INLINE): remove.
5512 (DECL_DECLARED_INLINE_P): Update docs.
5513 (DECL_NO_INLINE_WARNING_P): new.
5514 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
5515 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
5517 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5518 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5521 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
5524 2008-09-17 Jan Hubicka <jh@suse.cz>
5526 * ipa-reference.c (ipa_obstack): Remove.
5527 (local_info_obstack, global_info_obstack): New.
5528 (add_static_var): We now handle variables only.
5529 (mark_address_taken, mark_load, mark_store): New functions based on ...
5530 (check_operand): ... remove.
5531 (get_asm_stmt_operands): Rename to ...
5532 (check_asm_memory_clobber): ... this. Look only for memory clobber.
5533 (scan_stmt_for_static_refs): Rewrite.
5534 (scan_op_for_static_refs): Rename to ...
5535 (scan_initializer_for_static_refs): do not look for VAR_DECL
5536 initializers; stop recursion on types and decls.
5537 (ipa_init): Use proper obstacks.
5538 (analyze_variable): Use scan_initializer_for_static_refs.
5539 (init_function_info): Use local obstack.
5540 (analyze_function): Simplify.
5541 (add_new_function): We don't need visited_nodes obstack.
5542 (generate_summary): Use proper obstacks; cleanup after propagation.
5544 2008-09-17 Richard Guenther <rguenther@suse.de>
5547 PR tree-optimization/37491
5548 * alias.c (get_alias_set): Use the canonical type.
5549 * tree-vect-transform.c (vectorizable_store): Use the type of
5550 the lhs for the vector type. Adjust checking.
5551 (vectorizable_load): Adjust checking.
5553 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5554 Adam Nemet <anemet@caviumnetworks.com>
5556 PR rtl-optimization/37483
5557 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
5558 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
5559 Rearrange code to better match the original comment. Check
5560 t_unconditional first. Improve comment.
5562 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5565 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
5566 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
5569 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
5570 GIMPLE_TRY if cleanup sequence is empty.
5572 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
5575 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
5576 eliminate IV if the cost are the same.
5578 2008-09-16 Richard Guenther <rguenther@suse.de>
5581 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
5584 2008-09-16 Richard Guenther <rguenther@suse.de>
5586 PR tree-optimization/37508
5587 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
5589 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
5591 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
5593 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5595 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
5596 use gen_floatdidf2 directly.
5597 (floatunssidf2): Likewise.
5598 (floatsidf_ppc64_mfpgpr): Remove.
5599 (floatsidf_ppc64): Remove.
5600 (floatunssidf_ppc64): Remove.
5602 2008-09-15 Jakub Jelinek <jakub@redhat.com>
5604 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
5605 rather than update_cost_queue.
5607 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
5608 in every call starting with the second one, instead of only when
5609 alias_bitmap_obstack.elements != NULL.
5611 * tree-predcom.c (filter_suitable_components): Free all refs in
5612 act->refs vector before calling release_component.
5613 (add_ref_to_chain): Free ref if not adding it to chain->refs.
5615 * tree-data-ref.c (free_subscripts): Free all subscript objects.
5617 * tree-loop-linear.c (linear_transform_loops): Initialize
5618 lambda_obstack only after calling perfect_loop_nest_depth.
5619 Goto free_and_continue instead of just continue for later failures.
5622 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
5625 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
5627 2008-09-14 Andreas Schwab <schwab@suse.de>
5629 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
5631 2008-09-14 Jan Hubicka <jh@suse.cz>
5633 * invoke.texi (-fconserve-stack): Document.
5634 * opts.c (decode_options): Handle conserve_stack.
5635 * common.opt (fconvserve_stack): New.
5637 2008-09-14 David Edelsohn <edelsohn@gnu.org>
5639 * config.host: Add x-aix to host_xmake_file.
5640 * config/rs6000/t-aix52: Do not override LDFLAGS.
5641 * config/rs6000/x-aix: New file.
5643 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
5649 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
5650 is not recognized as a valid register usage. Allow REG_X to be used
5652 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
5653 forces a reload when using a base register.
5655 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
5657 * config/i386/cygming-crtend.c (register_frame_ctor): If
5658 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
5659 directly with atexit.
5660 (deregister_frame_ctor): Rename to ...
5661 (deregister_frame_dtor): Use to call __gcc_deregister_frame
5662 if !DEFAULT_USE_CXA_ATEXIT.
5664 2008-09-13 Jan Hubicka <jh@suse.cz>
5666 * cgraph.c: Include value-prof.h
5667 * Makefile.in (cgraph.o): Add value-prof.h dependency.
5669 2008-09-13 Jan Hubicka <jh@suse.cz>
5672 * tree-profile.c (add_abnormal_goto_call_edges): New function.
5673 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
5674 tree_gen_one_value_profiler, tree_gen_average_profiler,
5675 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
5677 2008-09-13 Jan Hubicka <jh@suse.cz>
5679 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
5680 too many bytes on misalligned blocks.
5682 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5684 * doc/cfg.texi: Fix some typos.
5685 * doc/extend.texi: Likewise.
5686 * doc/install.texi: Likewise.
5687 * doc/invoke.texi: Likewise.
5688 * doc/rtl.texi: Likewise.
5689 * doc/tree-ssa.texi: Likewise.
5691 2008-09-13 Richard Guenther <rguenther@suse.de>
5694 * tree-nested.c (finalize_nesting_tree_1): Generate valid
5695 gimple stores for memory rhs.
5697 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
5699 PR rtl-optimization/37489
5700 * cse.c (fold_rtx): Don't return const_true_rtx for float
5701 compare if FLOAT_STORE_FLAG_VALUE is undefined.
5703 2008-09-13 Jan Hubicka <jh@suse.cz>
5705 PR tree-optimization/37392
5706 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
5708 2008-09-13 Martin Jambor <mjambor@suse.cz>
5709 Jan Hubicka <jh@suse.cz>
5711 * cgraph.c (free_edges): New variable.
5712 (NEXT_FREE_EDGE): New macro.
5713 (cgraph_free_edge): New function.
5714 (cgraph_remove_edge): Call cgraph_remove_edge_1.
5715 (cgraph_node_remove_callees): Likewise.
5716 (cgraph_node_remove_callers): Likewise.
5717 (cgraph_create_edge): Reuse edges from the free list. Do not
5718 update uid if doing so.
5719 (cgraph_remove_*_hook): Add free call.
5721 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
5723 * ira-color.c (conflict_allocno_vec): Delete.
5724 (update_cost_queue_elem): New structure.
5725 (update_cost_queue): New variable.
5726 (update_cost_queue_tail): Likewise.
5727 (update_cost_queue_elems): Likewise.
5728 (allocno_update_cost_check): Delete.
5729 (initiate_cost_update): Allocate update_cost_queue_elems
5730 instead of allocno_update_cost_check.
5731 (finish_cost_update): Update the free()s accordingly.
5732 (start_update_cost): New function.
5733 (queue_update_cost): Likewise.
5734 (get_next_update_cost): Likewise.
5735 (update_copy_costs_1): Inline into...
5736 (update_copy_costs): ...here. Use a queue instead of recursive calls.
5737 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
5738 once we've established they are equal. Don't allocate update
5739 costs if there is nothing to add to them.
5740 (update_conflict_hard_regno_costs): Remove ALLOCNO and
5741 DIVISOR arguments. Use a queue instead of recursive calls;
5742 process all the allocnos in the initial queue, rather than
5744 (assign_hard_reg): Use queue_update_cost instead of
5745 conflict_allocno_vec. Queue coalesced allocnos instead
5746 of calling update_conflict_hard_regno_costs for each one.
5747 Just call update_conflict_hard_regno_costs once for the
5749 (ira_color): Remove conflict_allocno_vec handling.
5751 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5753 PR tree-optimization/37484
5754 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
5755 (save_var_name): Same.
5756 (initialize_cloog_names): Same.
5757 (initialize_cloog_names): Same.
5759 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5761 * tree-scalar-evolution.c (set_instantiated_value): Set
5764 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
5768 * ira-build.c (common_loop_tree_node_dominator): Remove.
5769 (copy_live_ranges_to_removed_store_destinations): New function.
5770 (regno_top_level_allocno_map): Move to top level from ...
5771 (ira_flattening): ... here. Use
5772 copy_live_ranges_to_removed_store_destinations.
5774 * ira-emit.c (generate_edge_moves): Fix a comment.
5776 2008-09-12 Anatoly Sokolov <aesok@post.ru>
5779 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
5780 scratch register after 'set' pattern.
5782 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5784 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
5785 information passed to mark_reg_pointer.
5786 * explow.c (force_reg): Likewise.
5788 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5790 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
5791 when building for the celledp architecture.
5793 2008-09-12 Richard Guenther <rguenther@suse.de>
5795 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
5797 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
5799 PR rtl-optimization/37424
5800 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
5801 the regnos instead of the addresses.
5803 2008-09-11 Janis Johnson <janis187@us.ibm.com>
5805 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
5807 2008-09-11 Richard Guenther <rguenther@suse.de>
5809 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
5810 entering the weaker equivalence recording.
5812 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
5814 2008-09-11 Jeff Law <law@redhat.com>
5816 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
5817 by assign_stack_local on the IRA path for stack slot sharing
5818 as well as the non-IRA path.
5820 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
5822 * config/i386/i386.h: Fix whitespace issues.
5824 2008-09-11 Martin Jambor <mjambor@suse.cz>
5826 * ipa-prop.h (struct ipa_param_flags): Removed.
5827 (struct ipa_param_descriptor): New structure.
5828 (struct ipa_node_params): ipcp_lattices, param_decls and
5829 param_flags moved to ipa_param_description.
5830 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
5831 descriptors. Renamed all users.
5832 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
5833 changed to access descriptors. Renamed all users.
5834 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
5835 to access descriptors. Renamed all users.
5836 * ipa-cp.c (ipcp_init_cloned_node): Call
5837 ipa_initialize_node_params instead of ipa_count_formal_params and
5838 ipa_create_param_decls_array.
5839 (ipcp_analyze_node): Likewise.
5840 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
5841 descriptors. Renamed all users.
5842 (ipcp_initialize_node_lattices): Remove allocation.
5843 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5844 ipa_initialize_node_params instead of ipa_count_formal_params and
5845 ipa_create_param_decls_array.
5846 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
5847 ipa_populate_param_decls, made static, added parameter info,
5848 renamed mt to node, removed allocation, changed to use
5850 (ipa_count_formal_params): Made static, added parameter info,
5852 (ipa_initialize_node_params): New function.
5853 (ipa_check_stmt_modifications): Changed to use descriptors.
5854 (ipa_detect_param_modifications): Removed allocation, changed to
5856 (ipa_note_param_call): Changed to use descriptors.
5857 (ipa_analyze_params_uses): Removed allocation.
5858 (ipa_free_node_params_substructures): Changed to use descriptors.
5859 (ipa_edge_duplication_hook): Use the unused attribute.
5860 (ipa_node_duplication_hook): Use the unused attribute, changed to
5861 use descriptors, changed to duplicate descriptors.
5863 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
5864 changed all callers. Call ipa_propagate_indirect_call_infos if doing
5865 indirect inlining. Made static.
5866 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
5867 functions called only once.
5868 (cgraph_decide_recursive_inlining): Don't call
5869 ipa_propagate_indirect_call_infos, pass new_edges to
5870 cgraph_mark_inline_edge instead.
5871 (cgraph_decide_inlining_of_small_functions): Don't call
5872 ipa_propagate_indirect_call_infos, pass new_edges to
5873 cgraph_mark_inline_edge instead.
5874 (cgraph_decide_inlining): Don't call
5875 ipa_propagate_indirect_call_infos.
5876 * ipa-prop.c: Check that vectors are allocated.
5878 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
5879 iff a new cgraph edges have been created.
5880 (cgraph_decide_inlining): New variable redo_always_inline.
5881 Flattening and always_inlining loop until callgraph stabilizes.
5882 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
5883 true iff new cgraph edges have been created.
5884 (propagate_info_to_inlined_callees): Likewise.
5885 (ipa_propagate_indirect_call_infos): Likewise.
5887 2008-09-11 Richard Guenther <rguenther@suse.de>
5889 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
5890 (set_prologue_iterations): Likewise.
5891 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5893 (vect_update_init_of_dr): Likewise.
5894 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
5896 * fold-const.c (fold_unary): Do not generate calculations
5899 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
5901 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
5902 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
5903 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
5905 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
5907 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
5908 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
5909 before finalizing the changes.
5910 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
5912 (simplify_truth_ops_using_ranges): New.
5913 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
5914 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
5915 whether a simplification was made.
5916 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
5917 use a switch statement and also call simplify_truth_ops_using_ranges.
5919 2008-09-11 Jan Hubicka <jh@suse.cz>
5921 * ggc-common.c (loc_array): Make static.
5922 * dce.c (rest_of_handle_ud_dce): Free worklist.
5924 2008-09-11 Jan Hubicka <jh@suse.cz>
5926 * cgraph.c (cgraph_release_function_body): Plug memory leak on
5927 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
5928 function so we are sure we do not dangle it forever.
5929 * function.c (outer_function_chain, find_function_data): Remove.
5930 (function_context_stack): New.
5931 (push_function_context, pop_function_context): Update.
5932 * function.h (struct function): Remove pointer outer.
5933 (outer_function_chain, find_function_data): Remove.
5934 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
5936 2008-09-11 Jan Hubicka <jh@suse.cz>
5939 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
5941 2008-09-11 Jan Hubicka <jh@suse.cz>
5943 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
5945 2008-09-11 Jan Hubicka <jh@suse.cz>
5947 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
5948 (free_var_map_entry): New function.
5949 (redirect_edge_var_map_destroy): Use it.
5951 2008-09-11 Jan Hubicka <jh@suse.cz>
5954 * tree-inline.c (add_lexical_block): Replace with ...
5955 (prepend_lexical_block): ... prepend at begginig.
5956 (remap_blocks): Use it and reverse later.
5957 (expand_call_inline): Use prepend_lexical_block.
5959 2008-09-11 Jan Hubicka <jh@suse.cz>
5961 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
5963 2008-09-11 Jan Hubicka <jh@suse.cz>
5965 * function.c (free_after_compilation): Call insn_locators_free.
5966 * cfglayout.c (insn_locators_free): New function.
5967 * rtl.h (insn_locators_free): Declare.
5969 2008-09-11 Jan Hubicka <jh@suse.cz>
5971 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
5973 (cond_move_process_if_block): Update call.
5975 2008-09-11 Jan Hubicka <jh@suse.cz>
5977 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
5978 * vec.c: Include hashtab.h
5979 (vec_descriptor, ptr_hash_entry): New structures.
5980 (vec_desc_hash, vec_ptr_map): New static variables.
5981 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
5982 register_overhead, free_overhead, vec_heap_free): New functions.
5983 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
5984 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
5985 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
5988 2008-09-11 Ira Rosen <irar@il.ibm.com>
5990 PR tree-optimization/37474
5991 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
5992 length of load permutation.
5994 2008-09-11 Andreas Schwab <schwab@suse.de>
5996 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
5998 2008-09-11 Jakub Jelinek <jakub@redhat.com>
6001 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
6002 * dse.c (find_shift_sequence): Use extract_low_bits instead of
6003 simplify_gen_subreg.
6005 2008-09-11 Ira Rosen <irar@il.ibm.com>
6007 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
6010 2008-09-10 Jakub Jelinek <jakub@redhat.com>
6013 * gimplify.c (gimplify_body): Call default_rtl_profile.
6016 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
6017 instead of tok->val.node if not expanding to something else. Handle
6018 intervening CPP_PADDING tokens.
6019 (altivec_categorize_keyword): Remove unneeded comparisons.
6021 2008-09-10 Richard Guenther <rguenther@suse.de>
6023 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
6025 2008-09-10 Richard Guenther <rguenther@suse.de>
6028 * tree-inline.c (insert_init_stmt): Make sure to not
6029 insert invalid gimple stores.
6031 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
6033 PR tree-optimization/37388
6034 * toplev.c (process_options): Fail and warn when graphite
6035 flags are used, but the compiler has not been configured
6036 with graphite libraries.
6037 * graphite.c (graphite_transform_loops): Remove printfs
6038 to dump_file for the case when graphite is not available.
6040 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
6043 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
6044 the even element into register.
6045 (ix86_expand_vector_init_general): Don't use
6046 ix86_expand_vector_init_interleave on V16QImode and V8HImode
6047 if we can't move from GPR to SSE register directly.
6049 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
6051 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
6052 not lose track of the number of NOPs needed. Number of NOPs needed
6053 for sync vs. loads workaround was switched; corrected. Run second
6054 pass for all workarounds. No NOPs needed after call insns. Change
6055 second pass to use find_next_insn_start and find_load helpers in order
6056 to properly detect parallel insns.
6057 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
6059 2008-09-10 Jan Hubicka <jh@suse.cz>
6061 * value-prof.c (gimple_ic): Fix tuplification bug.
6062 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
6065 2008-09-10 Jakub Jelinek <jakub@redhat.com>
6067 PR tree-optimization/37353
6068 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
6069 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
6070 calls instead of cond_dead_built_in_calls.
6071 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
6072 initalize the vector only before adding first entry. Use VEC_safe_push
6073 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
6074 shrink_wrap_conditional_dead_built_in_calls call.
6076 2008-09-10 Ira Rosen <irar@il.ibm.com>
6078 PR tree-optimization/37385
6079 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
6080 argument, and use it as a vector type if not NULL.
6081 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
6083 (vect_setup_realignment): Call vect_create_data_ref_ptr with
6084 additional argument.
6085 (vectorizable_load): Likewise.
6087 2008-09-10 Jakub Jelinek <jakub@redhat.com>
6089 * config/i386/i386.md (SWI32): New mode iterator.
6090 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
6093 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6095 PR rtl-optimization/37435
6096 * caller-save.c (insert_restore, insert_save): Check the mode by
6099 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6102 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
6104 (dw2_output_indirect_constant_1): Use unstripped name in symbol
6107 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
6109 * doc/invoke.texi (ARM Options): Correct errors in discussion
6110 of -mfloat-abi, -mhard-float, and -msoft-float.
6112 2008-09-09 Jakub Jelinek <jakub@redhat.com>
6113 Jan Hubicka <jh@suse.cz>
6116 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
6117 calling gimple_regimplify_operands on it. Iterate over all newly
6118 added statements, not just the last one.
6119 (insert_init_stmt): Insert stmt into seq first, then call
6120 gimple_regimplify_operands on it. Don't create new gimplification
6121 context, nor find referenced vars.
6123 2008-09-09 Jakub Jelinek <jakub@redhat.com>
6126 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
6127 to pointer to vector pointer.
6128 * ipa-prop.c (ipa_propagate_indirect_call_infos,
6129 propagate_info_to_inlined_callees): Likewise.
6130 (update_call_notes_after_inlining): Likewise. Push new indirect edge
6131 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
6132 ipa_check_create_edge_args.
6133 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
6134 argument to pointer to vector pointer.
6135 (cgraph_decide_inlining_of_small_function): Adjust
6136 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
6140 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
6141 optimizing for size, not speed.
6143 PR rtl-optimization/37408
6144 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
6145 if parm is promoted.
6147 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
6149 PR tree-optimization/37375
6150 * tree-scalar-evolution.c (scev_info_str): Add field
6152 (new_scev_info_str, eq_scev_info, find_var_scev_info,
6153 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
6154 set_instantiated_value): Pass instantiated_below.
6155 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
6157 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
6158 the definitions are not instantiated.
6160 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
6161 (block_before_loop): New.
6162 * tree-data-ref.c (dr_analyze_indices): Update uses of
6164 * graphite.c (block_before_scop): New.
6165 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
6166 basic block, not a loop for determining the parameters.
6167 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
6169 (idx_record_params, find_params_in_bb, find_scop_parameters,
6170 build_loop_iteration_domains, add_conditions_to_domain): Update calls
6171 to instantiate_scev.
6173 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
6175 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6179 * ira-build.c (ira_create_allocno): Setup frequency to 0.
6181 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
6182 Check zero freq and increase if necessary.
6184 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6186 * ira-conflicts.c (process_regs_for_copy): Check that the hard
6187 regno is in the right range. Add comments.
6189 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6191 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
6193 * mips-tfile.c (copy_object): Cast alloca result to int *.
6194 * mips-tdump.c (print_symbol): Cast xmalloc return values to
6196 Rename class to sclass.
6197 (read_tfile): Cast read_seek return values to proper types.
6198 Cast xcalloc return value to proper type.
6200 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6202 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
6203 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
6204 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
6206 2008-09-09 Jan Hubicka <jh@suse.cz>
6208 * profile.c (is_edge_inconsistent): Add debug output; ignore
6209 negative count on fake edges.
6210 (is_inconsistent): Add debug output.
6212 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6214 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
6216 (choose_ready): When first insn is chosen from the ready list, also
6219 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6221 PR rtl-optimization/37360
6222 * haifa-sched.c (max_issue): Do not assert that we never issue more
6223 insns than issue_rate. Add comment.
6225 2008-09-09 Richard Guenther <rguenther@suse.de>
6227 * tree-cfg.c (verify_types_in_gimple_op): Remove.
6228 (verify_types_in_gimple_call): Rename to ...
6229 (verify_gimple_call): ... this. Enhance.
6230 (verify_types_in_gimple_cond): Remove.
6231 (verify_gimple_comparison): New function ...
6232 (verify_types_in_gimple_assign): ... split out from here.
6233 (verify_types_in_gimple_return): Rename to ...
6234 (verify_gimple_return): ... this. Enhance.
6235 (verify_types_in_gimple_switch): Rename to ...
6236 (verify_gimple_switch): ... this. Enhance.
6237 (verify_gimple_goto): New function.
6238 (verify_types_in_gimple_phi): Rename to ...
6239 (verify_gimple_phi): ... this. Enhance.
6240 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
6241 Fold in single-statement cases from verify_types_in_gimple_seq_2.
6242 (verify_types_in_gimple_seq_2): Remove cases handled in
6243 verify_types_in_gimple_stmt.
6245 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
6247 * config/bfin/bfin.c (n_regs_to_save): New static variable.
6248 (push_multiple_operation, pop_multiple_operation): Set it.
6249 (workaround_rts_anomaly): New function.
6250 (workaround_speculation): New function, broken out of bfin_reorg.
6251 (bfin_reorg): Call the new functions.
6253 2008-09-09 Richard Guenther <rguenther@suse.de>
6257 * gimplify.c (gimplify_conversion): Change conversions of
6258 non-register type to VIEW_CONVERT_EXPRs.
6259 (gimplify_addr_expr): If we need to make the operand
6260 addressable make sure to use a properly initialized
6261 temporary for that so it gets a valid gimple store.
6263 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
6265 * function.h (struct function): Add function_start_locus.
6266 * cfgexpand.c (gimple_expand_cfg): Use it.
6267 * c-parser.c (c_parser_declaration_or_fndef): Set it.
6269 2008-09-09 Richard Guenther <rguenther@suse.de>
6271 PR tree-optimization/37433
6272 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
6275 2008-09-09 Richard Guenther <rguenther@suse.de>
6277 PR tree-optimization/37387
6278 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
6279 and bits to a common type.
6281 2008-09-09 Nick Clifton <nickc@redhat.com>
6283 * config/v850/v850.md (return): Restore frame size restriction.
6285 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
6287 * c-common.c (c_expand_decl): Remove.
6288 * c-common.h (anon_aggr_type_p): Remove prototype.
6289 (DECL_ANON_UNION_ELEMS): Remove.
6290 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
6291 * c-decl.c (anon_aggr_type_p): Remove.
6292 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
6293 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
6294 * langhooks.h (struct lang_hooks): Remove expand_decl.
6295 * langhooks.c (lhd_expand_decl): Remove.
6296 * stmt.c (expand_anon_union_decl): Remove.
6297 * tree.h (expand_anon_union_decl): Remove prototype.
6299 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
6302 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
6304 * config/avr/avr.md (QISI) : Define mode iterator.
6305 (negated_tst<mode>) : Redefine as split using mode macro.
6306 (reversed_tstqi): Define insn as reversed compare with zero.
6307 (reversed_tsthi): Ditto.
6308 (reversed_tstsi): Ditto.
6310 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6313 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
6314 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
6317 * predict.c (optimize_function_for_size_p): Don't segfault if
6319 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
6320 tree_swap_operands_p): Don't test cfun != NULL before calling
6321 optimize_function_for_s*_p.
6323 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
6325 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
6328 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
6330 * crx/crx.h (IRA_COVER_CLASSES): Define.
6332 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6335 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
6336 even when a stmt has been gimple_modified_p, but after fold_stmt is
6337 not any longer. Remove unneeded may_have_exposed_new_symbols
6340 2008-09-08 Richard Guenther <rguenther@suse.de>
6342 PR tree-optimization/37421
6343 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
6346 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6349 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
6351 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6354 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
6355 * pa-hpux10.h (LINK_SPEC): Likewise.
6356 * pa-hpux11.h (LINK_SPEC): Likewise.
6358 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6360 * pa32-regs.h (IRA_COVER_CLASSES): Define.
6361 * pa64-regs.h (IRA_COVER_CLASSES): Define.
6363 2008-09-07 Helge Deller <deller@gmx.de>
6365 * pa/linux-atomic.c: New file.
6366 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
6367 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
6369 2008-09-07 Richard Guenther <rguenther@suse.de>
6370 Ira Rosen <irar@il.ibm.com>
6372 PR tree-optimization/36630
6373 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
6374 Call STRIP_NOPS before calling evolution_part_in_loop_num.
6376 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
6377 Ira Rosen <irar@il.ibm.com>
6379 PR tree-optimization/35642
6380 * config/rs6000/altivec.md (mulv8hi3): Implement.
6382 2008-09-06 Jeff Law <law@redhat.com>
6384 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
6386 2008-09-06 Jan Hubicka <jh@suse.cz>
6388 PR tree-optimization/14703
6389 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
6391 * passes.c (init_optimization_passes): Recompute inline parameters.
6393 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6395 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
6398 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
6399 Peter Fuerst <post@pfrst.de>
6401 * doc/invoke.texi: Document -mr10k-cache-barrier=.
6402 * doc/extend.texi: Document __builtin_mips_cache.
6403 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
6404 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
6405 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6406 __GCC_HAVE_BUILTIN_MIPS_CACHE.
6407 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
6408 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
6409 (set_push_mips_isas): New variable.
6410 (mips_r10k_cache_barrier): New variable.
6411 (cache): New availability predicate.
6412 (mips_builtins): Add an entry for __builtin_mips_cache.
6413 (mips_build_cvpointer_type): New function.
6414 (MIPS_ATYPE_CVPOINTER): New macro.
6415 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
6417 (r10k_simplified_address_p, r10k_simplify_address)
6418 (r10k_uncached_address_p, r10k_safe_address_p)
6419 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
6420 (r10k_needs_protection_p_call, r10k_needs_protection_p)
6421 (r10k_insert_cache_barriers): New functions.
6422 (mips_reorg_process_insns): Delete cache barriers after a
6423 branch-likely instruction.
6424 (mips_reorg): Call r10k_insert_cache_barriers.
6425 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
6426 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
6427 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
6428 (mips_cache, r10k_cache_barrier): New define_insns.
6430 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6432 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6433 * ira-color.c (setup_allocno_left_conflicts_num): Use
6434 hard_reg_set_equal_p instead of a comparison with
6435 ira_zero_hard_reg_set.
6436 * ira.c (setup_reg_subclasses): Likewise.
6437 (setup_cover_and_important_classes): Likewise.
6438 (setup_class_translate): Likewise.
6439 (setup_reg_class_intersect_union): Likewise.
6440 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6441 (ira_init_once): Don't initialize them.
6443 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6445 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
6447 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6449 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
6451 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6453 Improved branch hints, safe hints, and scheduling.
6455 * haifa-sched.c (sched_emit_insn) : Define.
6456 * sched-int.h (sched_emit_insn) : Add prototype.
6457 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
6458 -mhint-max-distance -msafe-hints) : Document.
6459 * config/spu/spu.c (spu_flag_var_tracking): New.
6460 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
6461 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
6462 TARGET_ASM_FILE_START): Define.
6463 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
6464 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
6465 (spu_emit_branch_hint): Add blocks argument.
6466 (insert_branch_hints, insert_nops): Remove.
6467 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
6468 uses_ls_unit, spu_sched_init_global, spu_sched_init,
6469 spu_sched_reorder, asm_file_start): New functions.
6470 (clock_var, spu_sched_length, pipe0_clock,
6471 pipe1_clock, prev_clock_var, prev_priority,
6472 spu_ls_first, prev_ls_clock): New static variables.
6473 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
6474 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
6475 (nopn_nv): Add a non-volatile version of nop.
6476 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
6477 -mhint-max-distance, -msafe-hints): New options.
6479 2008-09-05 Janis Johnson <janis187@us.ibm.com>
6480 Samuel Tardieu <sam@rfc1149.net>
6482 * opts.c (decode_options): Combine nested if statements.
6485 * opts.c (decode_options): Handle more relationships among
6486 unit-at-a-time, toplevel-reorder, and section-anchors.
6488 2008-09-05 David Daney <ddaney@avtrex.com>
6490 * doc/install.texi (--enable-reduced-reflection): Document new option.
6492 2008-09-05 Bob Wilson <bob.wilson@acm.org>
6494 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
6496 (constantpool_operand): New.
6497 (move_operand): Disallow sub-word modes for the constant pool.
6498 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
6499 (xtensa_secondary_reload_class): Replace with....
6500 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
6501 Set icode for sub-word reloads from the constant pool.
6502 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
6503 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
6504 * config/xtensa/xtensa.md (reload<mode>_literal): New.
6505 * config/xtensa/xtensa-protos.h: Update prototypes.
6507 2008-09-05 Joseph Myers <joseph@codesourcery.com>
6509 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
6510 (REG_CLASS_NAMES): Update.
6511 (REG_CLASS_CONTENTS): Update.
6512 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
6513 of ALL_REGS for regs 77 and 78.
6514 * function.c (instantiate_virtual_regs_in_insn): Assert that
6515 return value of simplify_gen_subreg is not NULL.
6517 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
6519 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
6520 (gen_rtvec_v): Fix coding standards.
6522 2008-09-04 Jan Hubicka <jh@suse.cz>
6524 * i386.c (decide_alg): Be more conservative about optimizing for size.
6526 2008-09-04 Ian Lance Taylor <iant@google.com>
6528 * varasm.c (narrowing_initializer_constant_valid_p): New
6530 (initializer_constant_valid_p): Call it.
6532 2008-09-04 Jeff Law <law@redhat.com>
6534 * fold-const.c (native_encode_real): Fix computation of WORDS.
6535 (native_interpret_real): Likewise.
6537 2008-09-04 Janis Johnson <janis187@us.ibm.com>
6539 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
6541 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6543 * ira-conflicts.c (process_regs_for_copy): Check insn to check
6544 that the cost is already taken into account in ira-costs.c
6546 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
6548 * ira-build.c (print_copy, print_copies, ira_debug_copy,
6549 ira_debug_copies): New.
6550 (ira_bulid): Call print_copies.
6552 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
6554 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
6557 * config/rs6000/rs6000.c (optimization_options): Remove check of
6558 flag_toplevel_order.
6560 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6562 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
6563 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
6564 second operand is a reg_imm10_operand.
6565 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
6566 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
6567 (*seq_<GPR:mode><GPR2:mode>): Rename to
6568 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
6570 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
6571 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
6573 (*sne_<GPR:mode><GPR2:mode>): Rename to
6574 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
6577 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6579 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
6580 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
6581 combining an arithmetic right shift by more than 31 and a
6582 trunction. Don't match for out-of-range shift amounts. Set
6583 attribute mode to <MODE>.
6584 (*lshr32_trunc<mode>): Name the pattern combining a logical right
6585 shift by 32 and and a truncation. Set attribute mode to <MODE>.
6586 (*<optab>_trunc<mode>_exts): New pattern for truncated right
6587 shifts by less than 32.
6588 (extv): Change predicate on first operand to accept registers.
6589 Change predicate of the other operands from immediate_operand to
6590 const_int_operand. Expand exts when source is a register.
6591 (extzv): Change predicate of the constant operands from
6592 immediate_operand to const_int_operand.
6593 (extzv<mode>): Change predicate of the constant operands from
6594 immediate_operand to const_int_operand and no constraint. Also
6596 (*extzv_trunc<mode>_exts): New pattern.
6598 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6600 * config/mips/mips.h (ISA_HAS_CINS): New macro.
6601 * config/mips/mips-protos.h (mask_low_and_shift_p,
6602 mask_low_and_shift_len): Declare.
6603 * config/mips/mips.c (mask_low_and_shift_p,
6604 mask_low_and_shift_len): New functions.
6605 (mips_print_operand): Handle new operand prefix "m".
6606 * config/mips/mips.md (*cins<mode>): New pattern.
6608 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6610 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
6611 optimizing for size.
6613 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6615 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
6616 regardless of epilogue_completed.
6618 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6621 * ira-lives.c (process_bb_node_lives): Check setjmp.
6623 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6626 * ira-build.c (form_loop_tree): Reverse BB walk.
6627 (create_bb_allocnos): Likewise.
6628 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
6629 (mark_reg_store): Rename to...
6630 (mark_ref_live): ...this and take a df_ref argument instead of
6631 note_stores arguments. Assert that we have a register.
6632 (mark_reg_clobber): Delete.
6633 (def_conflicts_with_inputs_p): New function.
6634 (mark_reg_conflicts): Delete.
6635 (mark_reg_death): Rename to...
6636 (mark_ref_dead): ...this and take a df_ref argument instead of
6637 a register. Assert that we have a register.
6638 (process_bb_node_lives): Hoist frequency calculation out of
6639 instruction walk. Convert from a forwards scan to a backwards scan.
6640 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
6641 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
6642 (create_allocno_live_ranges): Don't create regs_set.
6644 2008-09-04 Ian Lance Taylor <iant@google.com>
6646 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
6647 or REG_LABEL_TARGET.
6648 * calls.c (emit_library_call_value_1): Use MEM_P rather than
6649 comparing MODE with MEM.
6650 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
6651 comparing with GF_PREDICT_TAKEN.
6652 (gimple_get_lhs): Change code to enum gimple_code.
6653 (gimple_set_lhs): Likewise.
6654 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
6655 * omp-low.c (find_omp_clause): Change kind parameter to enum
6657 * tree-flow.h (find_omp_clause): Update declaration.
6658 * regrename.c (clear_dead_regs): Change kind parameter to enum
6660 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
6662 * see.c (see_get_extension_data): Change return type to enum
6663 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
6664 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
6665 (see_gen_normalized_extension): Change extension_code parameter to
6667 (see_seek_pre_extension_expr): Change extension_code to enum
6669 (see_merge_one_def_extension): Likewise.
6670 (see_handle_relevant_defs): Likewise.
6671 (see_handle_relevant_uses): Likewise.
6672 (see_analyze_one_def): Likewise.
6673 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
6674 GIMPLE_ASM rather than ASM_EXPR.
6675 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
6676 GIMPLE_RETURN rather than RETURN_EXPR.
6677 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
6678 (evaluate_stmt): Likewise.
6679 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
6680 to enum vect_relevant.
6681 (vect_mark_stmts_to_be_vectorized): Change assertion to not
6682 compare gimple codes with tree codes.
6684 2008-09-04 Paul Brook <paul@codesourcery.com>
6686 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
6688 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6690 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
6691 pointer check lost in the recent no-unit-at-a-time patch.
6693 2008-09-04 Jan Hubicka <jh@suse.cz>
6696 * tree-switch-conversion.c (check_final_bb): Accept only IP
6699 2008-09-04 Jan Hubicka <jh@suse.cz>
6701 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
6703 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
6704 using_ranges argument.
6705 (vrp_evaluate_conditional): Avoid bogus warning for type range.
6706 (vrp_visit_cond_stmt): Update call of
6707 vrp_evaluate_conditional_warnv_with_ops
6709 2008-09-04 Jan Hubicka <jh@suse.cz>
6711 PR tree-optimization/37345
6712 PR tree-optimization/37358
6713 PR tree-optimization/37357
6714 * tree.c (build_function_type_skip_args): Build distinct type copy;
6716 (build_function_decl_skip_args): Set type of new decl not orig decl;
6717 clear DECL_VINDEX for methods turned into functions.
6719 2008-09-04 Nick Clifton <nickc@redhat.com>
6721 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
6722 * configure: Regenerate.
6723 * config.in: Regenerate.
6724 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
6725 alignment field, if it is supported.
6727 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
6729 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
6732 2008-09-03 David Edelsohn <edelsohn@gnu.org>
6734 * config/rs6000/rs6000.c (processor_target_table): Do not
6735 enable VMX for POWER6.
6737 2008-09-03 Anton Blanchard <anton@samba.org>
6739 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
6740 emit memory barrier before operation.
6742 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
6745 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
6746 default_elf_asm_output_external.
6748 2008-09-03 Jeff Law <law@redhat.com>
6750 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
6752 2008-09-03 Richard Henderson <rth@redhat.com>
6754 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
6755 memory barrier to below the test-and-set.
6756 (alpha_split_lock_test_and_set_12): Likewise.
6758 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6762 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
6765 * ira-color.c (print_loop_title): Use all_allocnos.
6766 (color_pass): Ditto. Don't add border_allocnos. Check that
6767 subloop allocno in the correspdoning bitmap all_allocnos.
6769 * ira-emit.c (change_loop): Use all_allocnos.
6771 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
6772 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
6773 (create_cap_allocno): Remove setting mentioned_allocnos.
6774 (create_insn_allocnos): Ditto.
6775 (remove_unnecessary_allocnos): Use all_allocnos.
6776 (check_allocno_creation): Check that allocnos are in the
6777 corresponding bitmap all_allocnos.
6779 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6783 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
6784 (process_regs_for_copy): Process subregs. Refine check when cost
6785 is taken into account in ira-costs.c.
6786 (process_reg_shuffles): Use REG_SUBREG_P.
6787 (add_insn_allocno_copies): Ditto. Ignore modes.
6789 * ira-color.c (conflict_allocno_vec): New.
6790 (COST_HOP_DIVISOR): New macro.
6791 (update_copy_costs_1): Use it.
6792 (update_conflict_hard_regno_costs): New function.
6793 (assign_hard_reg): Use it.
6794 (ira_color): Allocate and free conflict_allocno_vec.
6796 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6800 * ira-int.h (ira_sort_insn_chain): Remove.
6802 * ira.c (basic_block_order_nums, chain_insn_order,
6803 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
6804 (ira): Don't call ira_sort_insn_chain.
6806 * reload1.c (reload): Don't call ira_sort_insn_chain.
6808 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6811 * cgraphunit.c (update_call_expr): Remove eh regions from statements
6812 which become non throw.
6813 (cgraph_function_versioning): Also clear DECL_WEAK. Call
6814 update_call_expr after updating the flags on the decl.
6816 2008-09-03 Jan Hubicka <jh@suse.cz>
6818 PR tree-optimization/37315
6819 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
6820 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
6821 (cgraph_analyze_functions): Use node->analyzed
6822 (cgraph_mark_functions_to_output): Likewise.
6823 (cgraph_expand_function): All functions can be released after
6825 (cgraph_optimize): Use gimple_has_body_p.
6826 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
6827 (cgraph_decide_inlining_incrementally): Likewise.
6828 (inline_transform): Inline transform.
6829 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
6831 (inlinable_function_p): Drop gimple_body check.
6832 (expand_call_inline): Use gimple_has_body_p.
6833 * gimple.c (gimple_has_body_p): New.
6834 * gimple.h (gimple_has_body_p): Add prototype.
6835 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
6836 (dump_function_to_file): Use gimple_has_body_p check.
6838 2008-09-03 Jakub Jelinek <jakub@redhat.com>
6841 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
6843 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
6845 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6847 From Michael Frysinger <michael.frysinger@analog.com>
6848 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
6849 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
6852 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
6855 * doc/extend.texi: Document picoChip builtin functions.
6856 * doc/invoke.texi: Document picoChip options.
6857 * doc/contrib.texi: Add picoChip contribution.
6858 * doc/md.texi: Document picoChip constraints.
6859 * config.gcc: Add picochip-*-*.
6860 * config/picochip/: Add new port.
6862 2008-09-03 Richard Guenther <rguenther@suse.de>
6864 PR tree-optimization/37328
6865 * tree-sra.c (sra_build_assignment): Gimplify properly.
6866 (generate_copy_inout): Take the correct stmt as definition,
6867 remove bogus assert.
6869 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6871 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
6874 From Michael Frysinger <michael.frysinger@analog.com>
6875 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
6877 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
6879 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
6880 (__gthread_setspecific): Revert 2008-08-31 change to
6881 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
6883 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
6885 * diagnostic.c (error_at): New.
6886 * toplev.h (error_at): New prototype.
6887 * c-typeck.c (build_array_ref): Call error_at instead of error.
6888 Pass location to pedwarn.
6890 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
6892 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
6894 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6896 * dwarf2out.c (tree_add_const_value_attribute): Only handle
6897 VAR_DECL and CONST_DECL.
6899 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6900 Jakub Jelinek <jakub@redhat.com>
6902 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
6903 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
6904 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
6905 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
6906 Don't set ix86_save_varrargs_registers.
6907 (ix86_setup_incoming_varargs): Assume cum != NULL.
6908 (ix86_va_start): Check ix86_varargs_gpr_size and
6909 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
6910 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
6911 from frame pointer if ix86_varargs_gpr_size == 0.
6912 (ix86_compute_frame_layout): Updated.
6913 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
6914 (ix86_varargs_gpr_size): Define.
6915 (ix86_varargs_fpr_size): Likewise.
6916 (machine_function): Remove save_varrargs_registers.
6917 Add varargs_gpr_size and varargs_fpr_size.
6919 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6921 * config/alpha/alpha.c (va_list_skip_additions,
6922 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
6923 (alpha_gimplify_va_arg): Call unshare_expr on second use of
6926 PR tree-optimization/36766
6927 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
6928 for already removed basic blocks.
6931 * real.c (real_maxval): Clear a lower bit to make real_maxval
6932 match get_max_float for IBM long double format.
6934 2008-09-02 Andreas Schwab <schwab@suse.de>
6936 * configure.ac: Use m4_quote to quote the expansion of m4_do.
6937 * configure: Regenerate.
6939 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
6941 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
6942 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
6943 checking for a non-VOID CONSTANT_P.
6945 2008-09-02 Jan Hubicka <jh@suse.cz>
6947 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
6948 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
6951 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6953 * expr.c (emit_group_store): Don't assert stack temp mode size.
6955 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
6956 Tobias Grosser <grosser@fim.uni-passau.de>
6957 Jan Sjodin <jan.sjodin@amd.com>
6958 Harsha Jagasia <harsha.jagasia@amd.com>
6959 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6960 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6961 Adrien Eliche <aeliche@isty.uvsq.fr>
6963 Merge from graphite branch.
6966 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
6967 * doc/invoke.texi (-floop-block, -floop-interchange,
6968 -floop-strip-mine): Document new flags.
6969 * tree-into-ssa.c (gimple_vec): Moved...
6970 * tree-loop-distribution.c (rdg_component): Moved...
6971 * cfgloopmanip.c: Include tree-flow.h.
6972 (update_dominators_in_loop): New.
6973 (create_empty_if_region_on_edge): New.
6974 (create_empty_loop_on_edge): New.
6975 (loopify): Use update_dominators_in_loop.
6976 * tree-pass.h (pass_graphite_transforms): Declared.
6977 * configure: Regenerate.
6978 * tree-phinodes.c (make_phi_node): Export.
6979 (add_phi_node_to_bb): New, split from create_phi_node.
6980 * tree-chrec.c (for_each_scev_op): New.
6981 * tree-chrec.h (for_each_scev_op): Declared.
6982 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
6983 (remove_statement): Call get_phi_with_result.
6984 * config.in (HAVE_cloog): Undef.
6985 * gdbinit.in (pgg): New.
6986 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6987 * tree-ssa-loop.c (graphite_transforms): New.
6988 (gate_graphite_transforms): New.
6989 (pass_graphite_transforms): New.
6990 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
6991 HAVE_cloog): Defined.
6992 * tree-vectorizer.c (rename_variables_in_bb): Export.
6993 * tree-data-ref.c (dr_may_alias_p): Export.
6994 (stmt_simple_memref_p): New.
6995 (find_data_references_in_stmt): Export.
6996 (find_data_references_in_loop): Export.
6997 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
6998 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
6999 (create_rdg_vertices): Export.
7000 (build_empty_rdg): New.
7001 (build_rdg): Call build_empty_rdg. Free dependence_relations.
7002 * tree-data-ref.h (rdg_component): ... here.
7004 (struct data_reference): Add a field scop.
7006 (find_data_references_in_loop): Declared.
7007 (find_data_references_in_stmt): Declared.
7008 (create_rdg_vertices): Declared.
7009 (dr_may_alias_p): Declared.
7010 (stmt_simple_memref_p): Declared.
7011 (struct rdg_edge): Add a field ddr_p relation.
7012 (build_empty_rdg): Declared.
7013 * lambda.h (lambda_matrix): Declare a VEC of.
7014 (find_induction_var_from_exit_cond): Declared.
7015 (lambda_vector_compare): New.
7016 * common.opt (fgraphite, floop-strip-mine,
7017 floop-interchange, floop-block): New flags.
7018 * lambda-code.c (find_induction_var_from_exit_cond): Export.
7019 * cfgloop.c (is_loop_exit): New.
7020 * cfgloop.h (is_loop_exit): Declared.
7021 (create_empty_if_region_on_edge): Declared.
7022 (create_empty_loop_on_edge): Declared.
7023 * tree-flow.h (add_phi_node_to_bb): Declared.
7024 (make_phi_node): Declared.
7025 (rename_variables_in_bb): Declared.
7026 (perfect_loop_nest_depth): Declared.
7027 (graphite_transform_loops): Declared.
7028 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
7029 (graphite.o-warn): Add -Wno-error.
7030 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
7031 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
7032 (INCLUDES): Add PPLINC, CLOOGINC.
7033 (OBJS-common): Add graphite.o.
7034 (graphite.o): Add rule.
7035 * gimple.h (gimple_vec): ... here.
7036 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
7037 * passes.c (init_optimization_passes): Schedule
7038 pass_graphite_transforms.
7040 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
7043 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
7044 and -fno-toplevel-reorder after handle_options.
7046 2008-09-02 Paul Brook <paul@codesourcery.com>
7048 * config/arm/arm.c (arm_tune_cortex_a9): Define.
7049 (arm_override_options): Set arm_tune_cortex_a9.
7050 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
7051 (arm_issue_rate): Handle cortexa9.
7052 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
7053 * config/arm/arm-cores.def: Add cortex-a9.
7054 * config/arm/arm-tune.md: Regenerate.
7055 * config/arm/arm.md: Include cortex-a9.md.
7056 (generic_sched, generic_vfp): Add cortexa9.
7057 * config/arm/cortex-a9.md: New file.
7059 2008-09-02 Richard Guenther <rguenther@suse.de>
7061 PR tree-optimization/37327
7062 * tree-vrp.c (register_new_assert_for): Make sure to not have
7063 TREE_OVERFLOW set on the bound.
7065 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
7067 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
7069 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
7070 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
7073 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
7075 * gcc/config/spu/spu.md (divdf3): Removed.
7077 2008-09-02 Jakub Jelinek <jakub@redhat.com>
7079 PR tree-optimization/37095
7080 * cgraph.c (cgraph_node): When creating new cgraph node after
7081 assembler_name_hash has been populated, record it in the hash
7084 2008-09-01 Paul Brook <paul@codesourcery.com>
7086 * doc/invoke.texi: Document -mword-relocations.
7087 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7088 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7089 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7090 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
7091 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
7092 (arm_emit_movpair): New function.
7093 (arm_print_operand <c>): Handle sybolic addresses.
7094 * config/arm/arm.h (TARGET_USE_MOVT): Define.
7095 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7096 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
7097 * config/arm/arm.opt: Add -mword-relocations.
7098 * config/arm/arm.md (movsi): Use arm_emit_movpair.
7099 (arm_movt, arm_movw): New.
7101 2008-09-01 Paul Brook <paul@codesourcery.com>
7103 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
7104 Allow Interworking on ARMv4 EABI based targets.
7105 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
7106 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
7108 2008-09-01 Paul Brook <paul@codesourcery.com>
7110 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
7111 optimized LT0 test. Remove optimization for GT.
7113 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7115 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
7116 openmp applications.
7117 * pa-hpux11.h (LIB_SPEC): Likewise.
7119 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
7122 2008-09-01 Jan Hubicka <jh@suse.cz>
7124 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
7125 present, use only counts; when guessed use only frequencies.
7126 (estimate_bb_frequencies): Use function_frequency.
7127 * profile.c (compute_branch_probabilities): Exit early when
7128 profile reading failed. Set profile_status.
7129 (branch_prob): Do not set profile_status.
7131 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
7133 * tree.c (protected_set_expr_location): New.
7134 * tree.h (protected_set_expr_location): New prototype.
7135 * c-tree.h (build_array_ref): Add argument.
7136 (parser_build_unary_op): Same.
7137 * c-typeck.c (build_indirect_ref): Handle new location argument.
7138 (build_array_ref): Same.
7139 (parser_build_unary_op): Same.
7140 * gimplify.c (gimplify_asm_expr): Set input_location before calling
7142 * c-omp.c (c_finish_omp_atomic): Pass location when calling
7144 * c-common.c (finish_label_address_expr): Handle new location argument.
7145 * c-common.h (build_indirect_ref): Add argument.
7146 (finish_label_address_expr): Same.
7147 * c-parser.c (c_parser_unary_expression): Pass location to build
7149 (c_parser_postfix_expression): Same.
7151 2008-09-01 Paul Brook <paul@codesourcery.com>
7153 * config/arm/arm.md: Include cortex-r4f.md.
7154 (attr fpu): Update type list.
7155 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
7156 fconstd, fcmps and fcmpd.
7157 (attr tune_cortexr4): Define.
7158 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
7159 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
7160 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
7161 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
7162 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
7163 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
7164 cortex_a8_vfp_farith: Ditto.
7165 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
7166 * config/arm/cortex-r4.md: Use tune_cortexr4.
7167 * config/arm/cortex-r4f.md: New file.
7169 2008-09-01 Richard Guenther <rguenther@suse.de>
7171 PR tree-optimization/37305
7172 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
7173 the result of constant conversions.
7174 (fold_gimple_assign): Likewise.
7176 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7178 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
7179 #ifdef ENABLE_CHECKING.
7181 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7183 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
7184 * sched-int.h (print_insn, print_pattern, print_value): Declare also
7185 when !INSN_SCHEDULING.
7187 2008-09-01 Andreas Schwab <schwab@suse.de>
7189 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
7191 2008-09-01 Paul Brook <paul@codesourcery.com>
7193 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
7195 2008-09-01 Jan Hubicka <jh@suse.cz>
7197 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
7199 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
7201 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
7202 * gimplify.c (gimplify_init_constructor): Add speed operand.
7203 * tree-sra.c (decide_block_copy): Likewise.
7204 * tree-inline.c (estimate_move_cost): Likewise.
7205 * config/alpha/alpha.h (MOVE_RATIO): Update.
7206 * config/frv/frv.c (MOVE_RATIO): Update.
7207 * config/spu/spu.h (MOVE_RATIO): Update.
7208 * config/sparc/sparc.h (MOVE_RATIO): Update.
7209 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
7210 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
7211 * config/cris/cris.h (MOVE_RATIO): Update.
7212 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
7213 * config/arm/arm.h (MOVE_RATIO): Update.
7214 * config/pa/pa.md: Update uses of MOVE_RATIO
7215 * config/pa/pa.h (MOVE_RATIO): Update.
7216 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
7217 CLEAR_RATIO, SET_RATIO): Update.
7218 * config/h8300/h8300.h (MOVE_RATIO): Update.
7219 * config/v850/v850.h (MOVE_RATIO): Update.
7220 * config/bfin/bfin.h (MOVE_RATIO): Update.
7222 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
7223 Dmitry Melnik <dm@ispras.ru>
7224 Dmitry Zhurikhin <zhur@ispras.ru>
7225 Alexander Monakov <amonakov@ispras.ru>
7226 Maxim Kuvyrkov <maxim@codesourcery.com>
7228 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
7229 sel-sched-dump.c, sel-sched-ir.c: New files.
7230 * Makefile.in (OBJS-common): Add selective scheduling object files.
7231 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
7232 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
7233 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
7234 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
7235 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
7236 (make_forwarder_block): Update loop latch if we have redirected
7237 the loop latch edge.
7238 * cfgloop.c (get_loop_body_in_custom_order): New function.
7239 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
7240 (CP_FALLTHRU_PREHEADERS): Likewise.
7241 (get_loop_body_in_custom_order): Declare.
7242 * cfgloopmanip.c (has_preds_from_loop): New.
7243 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
7244 Assert that the preheader edge will be fall thru when it is set.
7245 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
7246 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
7247 fsel-sched-substitution, fselective-scheduling): New flags.
7248 * cse.c (hash_rtx_cb): New.
7250 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
7251 sel_sched_insn_cnt): New counters.
7252 * final.c (compute_alignments): Export. Free dominance
7253 info after loop_optimizer_finalize.
7254 * genattr.c (main): Output maximal_insn_latency prototype.
7255 * genautomata.c (output_default_latencies): New.
7256 Factor its code from ...
7257 (output_internal_insn_latency_func): ... here.
7258 (output_internal_maximal_insn_latency_func): New.
7259 (output_maximal_insn_latency_func): New.
7260 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
7261 (struct hard_reg_set_iterator): New.
7262 (hard_reg_set_iter_init, hard_reg_set_iter_set,
7263 hard_reg_set_iter_next): New functions.
7264 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
7265 * lists.c (remove_free_INSN_LIST_node,
7266 remove_free_EXPR_LIST_node): New functions.
7267 * loop-init.c (loop_optimizer_init): When
7268 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
7269 calling create_preheaders.
7270 (loop_optimizer_finalize): Do not verify flow info after reload.
7271 * recog.c (validate_replace_rtx_1): New parameter simplify.
7272 Default it to true. Update all uses. Factor out simplifying
7274 (simplify_while_replacing): ... this new function.
7275 (validate_replace_rtx_part,
7276 validate_replace_rtx_part_nosimplify): New.
7277 * recog.h (validate_replace_rtx_part,
7278 validate_replace_rtx_part_nosimplify): Declare.
7279 * rtl.c (rtx_equal_p_cb): New.
7280 (rtx_equal_p): Use it.
7281 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
7282 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
7283 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
7284 * vecprim.h: Add a vector type for unsigned int.
7285 * haifa-sched.c: Include vecprim.h and cfgloop.h.
7286 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
7287 ready_try, cycle_issued_insns, spec_info): Make global.
7288 (readyp): Initialize.
7289 (dfa_lookahead): New global variable.
7290 (old_max_uid, old_last_basic_block): Remove.
7291 (h_i_d): Make it a vector.
7292 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
7294 (after_recovery, adding_bb_to_current_region_p):
7295 New variables to handle correct insertion of the recovery code.
7296 (struct ready_list): Move declaration to sched-int.h.
7297 (rgn_n_insns): Removed.
7298 (rtx_vec_t): Move to sched-int.h.
7299 (find_insn_reg_weight): Remove.
7300 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
7301 (haifa_init_h_i_d, haifa_finish_h_i_d):
7302 New functions to initialize / finalize haifa instruction data.
7303 (extend_h_i_d, init_h_i_d): Rewrite.
7304 (unlink_other_notes): Move logic to add_to_note_list. Handle
7305 selective scheduler.
7306 (ready_lastpos, ready_element, ready_sort, reemit_notes,
7307 find_fallthru_edge): Make global, remove static prototypes.
7308 (max_issue): Make global. Add privileged_n and state parameters. Use
7310 (extend_global, extend_all): Removed.
7311 (init_before_recovery): Add new param. Fix the handling of the case
7312 when we insert a recovery code before the EXIT which has a predecessor
7313 with a fallthrough edge to it.
7314 (create_recovery_block): Make global. Rename to
7315 sched_create_recovery_block. Update.
7316 (change_pattern): Rename to sched_change_pattern. Make global.
7317 (speculate_insn): Rename to sched_speculate_insn. Make global.
7318 Split haifa-specific functionality into ...
7319 (haifa_change_pattern): New static function.
7320 (sched_extend_bb): New static function.
7321 (sched_init_bbs): New function.
7322 (current_sched_info): Change type to struct haifa_sched_info.
7323 (insn_cost): Adjust for selective scheduling.
7324 (dep_cost_1): New function. Move logic from ...
7325 (dep_cost): ... here.
7326 (dep_cost): Use dep_cost_1.
7327 (contributes_to_priority_p): Use sched_deps_info instead of
7329 (priority): Adjust to work with selective scheduling. Process the
7330 corner case when all dependencies don't contribute to priority.
7331 (rank_for_schedule): Use ds_weak instead of dep_weak.
7332 (advance_state): New function. Move logic from ...
7333 (advance_one_cycle): ... here.
7334 (add_to_note_list, concat_note_lists): New functions.
7335 (rm_other_notes): Make static. Adjust for selective scheduling.
7336 (remove_notes, restore_other_notes): New functions.
7337 (move_insn): Add two arguments. Update assert. Don't call
7339 (choose_ready): Remove lookahead variable, use dfa_lookahead.
7340 Remove more_issue, max_points. Move the code to initialize
7341 max_lookahead_tries to max_issue.
7342 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
7343 ready. Adjust use of move_insn. Call restore_other_notes.
7345 (sched_init, sched_finish): Move Haifa-specific initialization/
7347 (haifa_sched_init, haifa_sched_finish): ... respectively.
7349 (setup_sched_dump): New function.
7350 (haifa_init_only_bb): New static function.
7351 (haifa_speculate_insn): New static function.
7352 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
7353 (extend_ready, extend_all): Remove.
7354 (sched_extend_ready_list, sched_finish_ready_list): New functions.
7355 (create_check_block_twin, add_to_speculative_block): Use
7356 haifa_insns_init instead of extend_global. Update to use new
7357 initialization functions. Change parameter. Factor out code from
7358 create_check_block_twin to ...
7359 (sched_create_recovery_edges) ... this new function.
7360 (add_block): Remove.
7361 (sched_scan_info): New.
7362 (extend_bb): Use sched_scan_info.
7363 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
7364 static functions for walking through scheduling region.
7365 (sched_luids): New vector variable to replace uid_to_luid.
7366 (luids_extend_insn): New function.
7367 (sched_max_luid): New variable.
7368 (luids_init_insn): New function.
7369 (sched_init_luids, sched_finish_luids): New functions.
7370 (insn_luid): New debug function.
7371 (sched_extend_target): New function.
7372 (haifa_init_insn): New static function.
7373 (sched_init_only_bb): New hook.
7374 (sched_split_block): New hook.
7375 (sched_split_block_1): New function.
7376 (sched_create_empty_bb): New hook.
7377 (sched_create_empty_bb_1): New function.
7378 (common_sched_info, ready): New global variables.
7379 (current_sched_info_var): Remove.
7380 (move_block_after_check): Use common_sched_info.
7381 (haifa_luid_for_non_insn): New static function.
7382 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
7383 (increase_insn_priority): New.
7384 * modulo-sched.c: (issue_rate): Remove static declaration.
7385 (sms_sched_info): Change type to haifa_sched_info.
7386 (sms_sched_deps_info, sms_common_sched_info): New variables.
7387 (setup_sched_infos): New.
7388 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
7389 Do not call regstat_free_calls_crossed.
7390 (sms_print_insn): Use const_rtx.
7391 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
7392 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
7393 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
7394 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
7395 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
7396 current_sched_info to use it.
7397 (enum reg_pending_barrier_mode): Move to sched-int.h.
7398 (h_d_i_d): New variable. Initialize to NULL.
7399 ({true, output, anti, spec, forward}_dependency_cache): Initialize
7401 (estimate_dep_weak): Remove static declaration.
7402 (sched_has_condition_p): New function. Adjust users of
7403 sched_get_condition to use it instead.
7404 (conditions_mutex_p): Add arguments indicating which conditions are
7406 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
7407 argument to indicate whether returned condition is reversed. Do not
7408 generate new rtx when condition should be reversed; indicate it by
7409 setting new argument instead.
7410 (add_dependence_list_and_free): Add deps parameter.
7411 Update all users. Do not free dependence list when
7412 deps context is readonly.
7413 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
7415 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
7416 (remove_from_deps): New. Use the above functions.
7417 (cur_insn, can_start_lhs_rhs_p): New static variables.
7418 (add_or_update_back_dep_1): Initialize present_dep_type.
7419 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
7420 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
7421 haifa_note_dep): New functions implementing dependence hooks for
7422 the Haifa scheduler.
7423 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
7424 note_dep): New functions.
7425 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
7427 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
7428 (free_deps): Initialize deps->reg_last.
7429 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
7430 sched_analyze_insn): Update to use dependency hooks infrastructure
7431 and readonly contexts.
7432 (deps_analyze_insn): New function. Move part of logic from ...
7433 (sched_analyze): ... here. Also move some logic to ...
7434 (deps_start_bb): ... here. New function.
7435 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
7437 (sched_deps_init): New function. Move code from ...
7438 (init_dependency_caches): ... here. Remove.
7439 (init_deps_data_vector): New.
7440 (sched_deps_finish): New function. Move code from ...
7441 (free_dependency_caches): ... here. Remove.
7442 (init_deps_global, finish_deps_global): Adjust for use with
7443 selective scheduling.
7444 (get_dep_weak): Move logic to ...
7445 (get_dep_weak_1): New function.
7446 (ds_merge): Move logic to ...
7447 (ds_merge_1): New static function.
7448 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
7449 (ds_get_max_dep_weak): New function.
7450 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
7451 (n_insns): Rename to rgn_n_insns.
7452 (debug_ebb_dependencies): New function.
7453 (init_ready_list): Use it.
7454 (begin_schedule_ready): Use sched_init_only_bb.
7455 (ebb_print_insn): Indicate when an insn starts a new cycle.
7456 (contributes_to_priority, compute_jump_reg_dependencies,
7457 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
7458 (add_block1): Remove to ebb_add_block.
7459 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
7460 (schedule_ebb): Initialize them. Use remove_notes instead of
7461 rm_other_notes. Use haifa_local_init/finish.
7462 (schedule_ebbs): Use haifa_sched_init/finish.
7463 * sched-int.h: Include vecprim.h, remove rtl.h.
7464 (struct ready_list): Delete declaration.
7465 (sched_verbose_param, enum sched_pass_id_t,
7466 bb_vec_t, insn_vec_t, rtx_vec_t): New.
7467 (struct sched_scan_info_def): New structure.
7468 (sched_scan_info, sched_scan, sched_init_bbs,
7469 sched_init_luids, sched_finish_luids, sched_extend_target,
7470 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
7471 (struct common_sched_info_def): New.
7472 (common_sched_info, haifa_common_sched_info,
7473 sched_emulate_haifa_p): Declare.
7475 (sched_luids): Declare.
7476 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
7477 (sched_max_luid, insn_luid): Declare.
7478 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
7479 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
7480 print_insn, print_pattern, print_value, haifa_classify_insn,
7481 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
7482 setup_sched_dump, sched_init, sched_finish,
7483 sel_insn_is_speculation_check): Export.
7484 (struct ready_list): Move from haifa-sched.c.
7485 (ready_try, ready, max_issue): Export.
7486 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
7487 sched_init_only_bb, sched_split_block, sched_split_block_1,
7488 sched_create_empty_bb, sched_create_empty_bb_1,
7489 sched_create_recovery_block, sched_create_recovery_edges): Export.
7490 (enum reg_pending_barrier_mode): Export.
7491 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
7493 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
7494 print_insn field. Move add_block and fix_recovery_cfg to
7495 common_sched_info_def. Move compute_jump_reg_dependencies,
7497 (struct sched_deps_info_def): ... this new structure.
7498 (sched_deps_info): Declare.
7499 (struct spec_info_def): Remove weakness_cutoff, add
7500 data_weakness_cutoff and control_weakness_cutoff.
7501 (spec_info): Declare.
7502 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
7504 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
7505 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
7506 (current_sched_info): Change type to struct haifa_sched_info.
7507 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
7508 (h_d_i_d): New variable.
7509 (HDID): New accessor macro.
7510 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
7511 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
7513 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
7514 (enum SCHED_FLAGS): Update for selective scheduler.
7515 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
7516 (init_dependency_caches, free_dependency_caches): Delete declarations.
7517 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
7518 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
7519 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
7520 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
7521 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
7523 (rm_other_notes): Delete declaration.
7524 (schedule_block): Remove one argument.
7525 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
7526 ready_element, ready_lastpos, sched_extend_ready_list,
7527 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
7528 concat_note_lists): Export.
7529 (struct region): Move from sched-rgn.h.
7530 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7531 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7532 BLOCK_TO_BB, CONTAINING_RGN): Export.
7533 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
7534 (current_nr_blocks, current_blocks, target_bb): Likewise.
7535 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
7536 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
7537 sched_rgn_local_init, extend_regions,
7538 rgn_make_new_region_out_of_new_block, compute_priorities,
7539 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
7540 extend_rgns, deps_join rgn_setup_common_sched_info,
7541 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
7542 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
7543 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
7544 increase_insn_priority): Likewise.
7545 * sched-rgn.c: Include sel-sched.h.
7546 (ref_counts): New static variable. Use it ...
7547 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
7548 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
7549 (sched_is_disabled_for_current_region_p): Delete static declaration.
7550 (struct region): Move to sched-int.h.
7551 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7552 ebb_head): Define and initialize.
7553 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7554 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
7555 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
7557 (find_single_block_region): Add new argument to indicate that EBB
7558 regions should be constructed.
7559 (debug_live): Delete declaration.
7560 (current_nr_blocks, current_blocks, target_bb):
7561 Remove static qualifiers.
7562 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
7564 (init_regions): Delete declaration.
7565 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
7566 rgn_estimate_number_of_insns): New.
7567 (too_large): Use estimate_number_of_insns.
7568 (haifa_find_rgns): New. Move the code from ...
7569 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
7570 (free_trg_info): New.
7571 (compute_trg_info): Allocate candidate tables here instead of ...
7572 (init_ready_list): ... here.
7573 (rgn_print_insn): Use const_rtx.
7574 (contributes_to_priority, extend_regions): Delete static declaration.
7575 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
7576 (add_block1): Rename to rgn_add_block.
7577 (debug_rgn_dependencies): Delete static qualifier.
7578 (new_ready): Use sched_deps_info. Simplify.
7579 (rgn_common_sched_info, rgn_const_sched_deps_info,
7580 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
7582 (region_sched_info): Rename to rgn_const_sched_info.
7583 (deps_join): New, extracted from ...
7584 (propagate_deps): ... here.
7585 (compute_block_dependences, debug_dependencies): Update for selective
7587 (free_rgn_deps, compute_priorities): New functions.
7588 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
7589 sched_rgn_compute_dependencies): New functions.
7590 (schedule_region): Use them.
7591 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
7592 rgn_setup_common_sched_info, rgn_setup_sched_infos):
7594 (schedule_insns): Call new functions that were split out.
7595 (rgn_make_new_region_out_of_new_block): New.
7596 (get_rgn_sched_max_insns_priority): New.
7597 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
7598 scheduling when appropriate.
7599 * sched-vis.c: Include insn-attr.h.
7600 (print_value, print_pattern): Make global.
7601 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
7602 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
7603 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
7604 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
7605 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
7606 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
7607 hooks. Initialize them to 0.
7608 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
7609 * target.h (struct gcc_target): Add them. Rename gen_check field to
7611 * flags.h (sel_sched_switch_set): Declare.
7612 * opts.c (sel_sched_switch_set): New variable.
7613 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
7614 pipelining is disabled from command line.
7615 (common_handle_option): Record whether selective scheduling is
7616 requested from command line.
7617 * doc/invoke.texi: Document new flags and parameters.
7618 * doc/tm.texi: Document new target hooks.
7619 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
7621 (dfa_state_size): Do not declare locally.
7622 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
7623 * config/rs6000/rs6000.c (rs6000_init_sched_context,
7624 rs6000_alloc_sched_context, rs6000_set_sched_context,
7625 rs6000_free_sched_context): New functions.
7626 (struct _rs6000_sched_context): New.
7627 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
7629 (rs6000_sched_finish): Do not run for selective scheduling.
7631 2008-08-31 Jan Hubicka <jh@suse.cz>
7633 * frv.c (frv_rtx_costs): Update forward declaration.
7634 * spu.c (spu_rtx_costs): Likewise.
7635 * pdp11.c: Include df.h
7636 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
7637 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
7638 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
7639 * iq2000.c (iq2000_address_cost): Add speed argument.
7640 (iq2000_rtx_costs): Likewise.
7641 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
7642 update call of mn10300_address_cost.
7643 * mcore.c: Include df.h
7644 (mcore_rtx_costs): Update prototype.
7645 * score3.c: Include df.h
7646 (score3_rtx_costs): Remove speed argument.
7647 * score7.c: Include df.h
7648 (score7_address_cost): Remove speed argument.
7649 * score-protos.h (score_address_cost): Update prototype.
7650 * score.c: Include df.h
7651 (score_rtx_costs): Update call of costs functions.
7652 * v850.c (v850_rtx_costs): Add bool argument.
7654 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
7656 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
7658 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7660 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
7661 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
7663 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7665 * mkmap-flat.awk: Add option pe_dll.
7666 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
7667 * config/i386/t-cygwin (SHLIB_LC): Add.
7668 * config/i386/t-mingw32 (SHLIB_LC): Add.
7669 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
7670 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
7671 (LINK_SPEC): Support libgcc_s.
7672 (LIBGCC_SPEC): Support libgcc_s.
7673 (LIBGCC_SONAME): New.
7675 2008-08-31 Jan Hubicka <jh@suse.cz>
7677 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
7678 mistakely had old version of patch.
7680 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
7681 (ipcp_estimate_growth): New.
7682 (ipcp_insert_stage): Use ipcp_estimate_growth.
7683 * profile.c (branch_prob): When reading failed, do not consider
7686 2008-08-31 Jan Hubicka <jh@suse.cz>
7688 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
7689 loop is optimized for speed.
7691 2008-08-31 Richard Guenther <rguenther@suse.de>
7694 * fold-const.c (fold_binary): Retain conversions in folding
7697 2008-08-31 Jan Hubicka <jh@suse.cz>
7699 * postreload-gcse.c (eliminate_partially_redundant_loads):
7700 Use optimize_bb_for_size_p.
7701 * predict.c (maybe_hot_frequency_p): Make inline.
7702 (maybe_hot_count_p): Break out from ...
7703 (maybe_hot_bb_p): ... this one.
7704 (maybe_hot_edge_p): Simplify.
7705 * basic-block.h (probably_cold_bb_p): Remove.
7707 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7710 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
7712 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
7713 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
7714 Also split V4SFmode.
7715 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
7718 2008-08-31 Jan Hubicka <jh@suse.cz>
7720 * predict.c (PROB_VERY_LIKELY): Make small enough so things
7722 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
7724 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7727 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
7730 * dwarf2out.c (native_encode_initializer): Subtract min_index for
7731 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
7733 2008-08-31 Jan Hubicka <jh@suse.cz>
7735 * sparc.h (BRANCH_COST): Fix macro definition.
7736 * avr.c (avr_operand_rtx_cost): Add speed argument.
7737 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
7739 2008-08-31 Richard Guenther <rguenther@suse.de>
7741 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
7742 types instead of operands. Re-instantiate verifying of
7743 binary expression operands.
7745 2008-08-30 Jan Hubicka <jh@suse.cz>
7747 * fwprop.c (should_replace_address): Add speed attribute.
7748 (PR_OPTIMIZE_FOR_SPEED): New flag.
7749 (propagate_rtx_1): Use it.
7750 (propagate_rtx): Set it.
7751 (try_fwprop_subst): Update call of rtx_costs.
7752 (forward_propagate_and_simplify): LIkewise.
7753 * hooks.c (hook_int_rtx_bool_0): New
7754 (hook_bool_rtx_int_int_intp_false): Replace by ...
7755 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7756 * hooks.h (hook_int_rtx_bool_0): New
7757 (hook_bool_rtx_int_int_intp_false): Replace by ...
7758 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7759 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
7760 (prepare_cmp_insn): UPdate call of rtx_cost.
7761 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
7762 (reload_cse_simplify_operands): Update call of rtx_cost.
7763 (reload_cse_move2add): call of rtx_cost.
7764 * target.h (struct gcc_target): Update rtx_costs and address_costs.
7765 * rtlanal.c (rtx_cost): Add speed argument.
7766 (address_cost): Add speed argument
7767 (default_address_cost): Likewise.
7768 (insn_rtx_cost): Likewise.
7769 * cfgloopanal.c (seq_cost): Add speed argument.
7770 (target_reg_cost, target_spill_cost): Turn to array.
7771 (init_set_costs): Update for speed.
7772 (estimate_reg_pressure_cost): Add speed argument.
7773 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
7774 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
7775 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
7776 (seq_cost): Add speed argument.
7777 (computation_cost): Add speed arugment.
7778 (add_cost, multiply_by_const, get_address_cost): add speed argument.
7779 (force_expr_to_var_cost): Update for profile info.
7780 (force_var_cost): Likewise.
7781 (split_address_cost): Likewise.
7782 (ptr_difference_cost): Likewise.
7783 (difference_cost): Likewise.
7784 (get_computation_cost_at): Likewise.
7785 (determine_iv_cost): Likewise.
7786 (ivopts_global_cost_for_size): Likewise.
7787 (rewrite_use_address): Likewise.
7788 (tree_ssa_iv_optimize_loop): Initialize speed field.
7789 * cse.c (optimize_this_for_speed_p): New static var.
7790 (notreg_cost): Update call of rtx_cost.
7791 (cse_extended_basic_block): set optimize_this_for_speed_p.
7792 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
7793 (noce_try_cmove_arith): Likewise.
7794 (noce_try_sign_mask): LIkewise.
7795 * expr.c (compress_float_constant): Update rtx_cost calls.
7796 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
7798 (addr_to_parts): Likewise.
7799 (create_mem_ref): Likewise.
7800 * dse.c (find_shift_sequence): Add speed argument.
7801 (replace_read): Update call.
7802 * calls.c (precompute_register_parameters): Update call of rtx_cost.
7803 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
7804 * neg_cost, shift_cost, shiftadd_cost,
7805 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
7806 mul_highpart_cost): Increase dimension.
7807 (init_expmed): Initialize for both size and speed.
7808 (expand_shift): Use profile.
7809 (synth_mult): Use profile.
7810 (choose_mult_variant): Use profile.
7811 (expand_mult): Use profile.
7812 (expand_mult_highpart_optab): Use profile.
7813 (expand_mult_highpart): Use profile.
7814 (expand_smod_pow2): Use profile.
7815 (expand_divmod): Use profile.
7816 * simplify-rtx.c (simplify_binary_operation_1): Update call of
7818 * loop-invariant.c (create_new_invariant): Use profile.
7819 (gain_for_invariant): Add speed parameter.
7820 (best_gain_for_invariant): Likewise.
7821 (find_invariants_to_move): Likewise.
7822 (move_single_loop_invariants): Set it.
7823 * target-def.h (TARGET_RTX_COSTS): Use hook.
7824 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
7825 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7826 * output.h (default_address_cost): Update prototype.
7827 * combine.c (optimize_this_for_speed_p): New static var.
7828 (combine_validate_cost): Update call of rtx_cost.
7829 (combine_instructions): Set optimize_this_for_speed_p.
7830 (expand_compound_operation): Update call of rtx_cost.
7831 (make_extraction):Update call of rtx_cost.
7832 (force_to_mode):Update call of rtx_cost.
7833 (distribute_and_simplify_rtx):Update call of rtx_cost.
7834 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
7835 (estimate_reg_pressure_cost): Update prototype.
7836 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
7837 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
7839 * config/alpha/alpha.c (alpha_rtx_costs): Update.
7840 (alpha_rtx_costs): Update.
7841 * config/frv/frv.c (frv_rtx_costs): Update.
7842 * config/s390/s390.c (s390_rtx_costs): Update.
7843 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
7844 (m32c_rtx_costs): Update.
7845 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
7846 (spu_rtx_costs): Update.
7847 * config/sparc/sparc.c (sparc_rtx_costs): Update.
7848 * config/m32r/m32r.c (m32r_rtx_costs): Update.
7849 * config/i386/i386.c (:ix86_address_cost): Update.
7850 (ix86_rtx_costs): Update.
7851 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
7852 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
7853 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
7854 * config/crx/crx.c (crx_address_cost): Update.
7855 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
7856 * config/stormy16/stormy16.c
7857 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
7858 * config/m68hc11/m68hc11.c
7859 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
7860 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
7861 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
7863 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
7865 * config/ia64/ia64.c (ia64_rtx_costs): Update.
7866 * config/m68k/m68k.c (m68k_rtx_costs): Update.
7867 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
7868 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
7869 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
7870 (mcore_rtx_costs): update.
7871 * config/score/score3.c (score3_rtx_costs): Update.
7872 * config/score/score7.c (score7_rtx_costs): Update.
7873 * config/score/score3.h (score3_rtx_costs):Update.
7874 * config/score/score7.h (score7_rtx_costs): Update.
7875 * config/score/score.c (score_rtx_costs): Update.
7876 * config/arm/arm.c (arm_address_cost): Update.
7877 (arm_rtx_costs_1): Update.
7878 (arm_rtx_costs_1): Update.
7879 (arm_size_rtx_costs): Update.
7880 (arm_size_rtx_costs): Update.
7881 (arm_size_rtx_costs): Update.
7882 (arm_xscale_rtx_costs): Update.
7883 (arm_thumb_address_cost): Update.
7884 * config/pa/pa.c (hppa_address_cost): Update.
7885 * config/mips/mips.c (mips_rtx_costs): Update.
7886 * config/vax/vax.c (vax_address_cost): Update.
7887 * config/h8300/h8300.c (h8300_shift_costs): Update.
7888 (h8300_rtx_costs): Update.
7889 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
7890 (v850_rtx_costs): Update.
7891 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
7892 * config/bfin/bfin.c
7893 (bfin_address_cost): Update.
7894 (bfin_rtx_costs): Update.
7895 * stmt.c (lshift_cheap_p): Update.
7897 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7900 * expmed.c (extract_bit_field_1): Check the mode size to make
7901 sure the vector modes have the same size.
7903 2008-08-29 Michael Meissner <gnu@the-meissners.org>
7905 * dojump.c (top level): Include basic-block.h to declare
7906 optimize_insn_for_speed_p
7908 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
7910 * opts.h (CL_SAVE): New option class for marking options that are
7911 target specific options usable in the target attribute.
7912 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
7914 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
7915 can easily find the target specific options that are safe to use
7916 in the attribute or pragma.
7918 * attribs.c (decl_attributes): Change #pragma GCC option to
7919 #pragma GCC target, and attribute((option(...))) to
7920 attribute((target(...))).
7922 * doc/extend.texi (target attribute): Change from option
7923 attribute. Delete push/pop/reset.
7924 (#pragma GCC target): Change from #pragma GCC option. Delete
7926 (#pragma GCC push_options): Document new pragma.
7927 (#pragma GCC pop_options): Document new pragma.
7928 (#pragma GCC reset_options): Document new pragma.
7930 * targhooks.c (default_target_option_valid_attribute_p): Add
7931 warning about port not supporting target attributes.
7932 (default_target_option_pragma_parse): New function, warn about
7933 #pragma GCC target not being supported.
7935 * targhooks.h (default_target_option_pragma_parse): Add
7938 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
7939 TI_CURRENT_OPTION_PRAGMA.
7940 (current_target_pragma): Rename from current_option_pragma.
7942 * target.h: (struct target_option): Delete booleans for changing
7943 the optimization level on hot/cold functions. Change signature of
7944 pragma_parse hook to take a second tree.
7946 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
7948 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
7949 that the declaration is done at global scope.
7951 * langhooks.c (add_builtin_function_common): Move most of the code
7952 from add_builtin_function here, calling the hook passed in.
7953 (add_builtin_function): Call add_builtin_function_common with
7954 standard builtin hook.
7955 (add_builtin_function_ext_scope): New function to add builtins to
7958 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
7960 (add_builtin_function_ext_scope): Add declaration.
7962 * c-pragma.c (handle_pragma_target): Rename from
7963 handle_pragma_option, #pragma GCC option is now #pragma GCC
7964 target. Move warning about port not supporting target options to
7965 default pragma parse hook. Remove push/pop/reset from this
7967 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
7968 (option_stack): Delete static variable.
7969 (optimize_stack): Ditto.
7970 (optons_stack): New stack of saved target and optimization
7972 (handle_pragma_push_options): New function to handle pushing both
7973 target and optimization options.
7974 (handle_pragma_pop_options): New function to handle popping both
7975 target and optimization options.
7976 (handle_pragma_reset_options): New function to handle resetting
7977 both target and optimization options to their initial state.
7978 (init_pragma): Rename handle_pragma_option to
7979 handle_pragma_target. Add support for push_options, pop_options,
7980 and reset_options pragmas.
7982 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
7983 default_target_option_pragma_parse.
7984 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
7985 default_target_option_valid_attribute_p.
7986 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7987 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7988 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
7989 optimization level on hot/cold functions.
7991 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
7992 if the caller and callee have different optimization levels.
7994 * c-common.c (handle_target_attribute): Rename from
7995 handle_option_attribute, attribute((option(...))) is now
7996 attribute((target(...))). Move warning if the port does not
7997 support target attributes to the default hook.
7998 (handle_hot_attribute): Delete code to change the optimization
7999 level of hot functions.
8000 (handle_cold_attribute): Ditto.
8002 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
8003 argument that is the binary tree options to use if there are no
8004 arguments. Call ix86_valid_target_attribute_tree instead of
8005 ix86_valid_option_attribute_tree.
8006 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
8007 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
8008 ix86_pragma_option_parse.
8010 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
8011 Rename from ix86_valid_option_attribute_tree.
8013 * config/i386/i386.c (ix86_add_new_builtins): New function to add
8014 new builtins when the ISA changes.
8015 (ix86_valid_target_attribute_tree): Rename from
8016 ix86_valid_option_attribute_tree. Change callers. If the
8017 function specified optimization options, use those as the starting
8018 point before setting up the target attributes. If the
8019 optimization options were changed in the course of setting the
8020 target attributes, record the new optimization options.
8021 (ix86_valid_target_attribute_tree_inner_p): Rename from
8022 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
8023 ix86_add_new_builtins if the ISA changed.
8024 (ix86_valid_target_attribute_p): Rename from
8025 ix86_valid_option_attribute_p. Change callers.
8026 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
8027 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
8028 as delayed builtin functions.
8029 (struct builtin_isa): New structure to record builtin functions
8030 that should be delayed until the ISA for that function is used.
8031 (ix86_builtins_isa): Change from int to struct to track builtin
8032 functions we want to declare at some point.
8033 (def_builtin): If the front end can delay defining the builtin
8034 functions, don't create builtins for ISAs not part of the default
8036 (def_builtin_const): Ditto.
8037 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
8038 __builtin_ia32_pcmov_v2di to be different builtin functions.
8039 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
8040 a structure instead of an int.
8041 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
8042 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
8043 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
8044 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
8046 * config/ia64/ia64.h
8047 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
8048 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
8050 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
8051 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
8052 (LANG_HOOKS_INITIALIZER): Add
8053 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
8055 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
8058 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
8059 the reload address with the index register for SFmode
8060 access with a displacement.
8062 2008-08-30 Jan Hubicka <jh@suse.cz>
8064 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
8065 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
8066 * dojump.c (do_jump): Likewise.
8067 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
8068 (note-if_info): Add BRANCH_COST.
8069 (noce_try_store_flag_constants, noce_try_addcc,
8070 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
8071 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
8072 find_if_case_2): Use computed branch cost.
8073 * expr.h (BRANCH_COST): Update default.
8074 * predict.c (predictable_edge_p): New function.
8075 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
8076 Update BRANCH_COST call.
8077 * basic-block.h (predictable_edge_p): Declare.
8078 * config/alpha/alpha.h (BRANCH_COST): Update.
8079 * config/frv/frv.h (BRANCH_COST): Update.
8080 * config/s390/s390.h (BRANCH_COST): Update.
8081 * config/spu/spu.h (BRANCH_COST): Update.
8082 * config/sparc/sparc.h (BRANCH_COST): Update.
8083 * config/m32r/m32r.h (BRANCH_COST): Update.
8084 * config/i386/i386.h (BRANCH_COST): Update.
8085 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
8087 * config/sh/sh.h (BRANCH_COST): Update.
8088 * config/pdp11/pdp11.h (BRANCH_COST): Update.
8089 * config/avr/avr.h (BRANCH_COST): Update.
8090 * config/crx/crx.h (BRANCH_COST): Update.
8091 * config/xtensa/xtensa.h (BRANCH_COST): Update.
8092 * config/stormy16/stormy16.h (BRANCH_COST): Update.
8093 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
8094 * config/iq2000/iq2000.h (BRANCH_COST): Update.
8095 * config/ia64/ia64.h (BRANCH_COST): Update.
8096 * config/rs6000/rs6000.h (BRANCH_COST): Update.
8097 * config/arc/arc.h (BRANCH_COST): Update.
8098 * config/score/score.h (BRANCH_COST): Update.
8099 * config/arm/arm.h (BRANCH_COST): Update.
8100 * config/pa/pa.h (BRANCH_COST): Update.
8101 * config/mips/mips.h (BRANCH_COST): Update.
8102 * config/vax/vax.h (BRANCH_COST): Update.
8103 * config/h8300/h8300.h (BRANCH_COST): Update.
8104 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
8105 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
8106 * doc/tm.texi (BRANCH_COST): Update.
8108 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
8111 * config/arm/arm.c (arm_optimization_options): Set
8112 flag_section_anchors to 2 instead of 1 to distinguish it from
8113 -fsection-anchors given explicitely on the command line.
8115 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
8117 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
8118 final insn of a split.
8120 2008-08-30 Jan Hubicka <jh@suse.cz>
8122 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
8123 optimized for speed.
8124 * final.c (compute_alignments): Use optimize_bb_for_size_p.
8125 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
8126 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
8127 flag_gcse_after_reload_set): New static vars.
8128 (common_handle_option): Enable those flags for profile-use.
8129 (decode_options): Remove optimize_size flags that are handled
8130 on higher granuality.
8131 * tree-vectorizer.c (vectorize_loops): Use
8132 optimize_loop_nest_for_speed_p.
8133 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
8134 * tree-predcom.c (tree_predictive_commoning): Use
8135 optimize_loop_for_speed_p.
8136 * varasm.c (assemble_start_function): Use
8137 optimize_function_for_speed_p.
8138 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
8139 * predict.c (optimize_loop_for_speed_p): Fix walk.
8141 2008-08-30 Jan Hubicka <jh@suse.cz>
8143 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
8145 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
8146 profile presence locally.
8148 2008-08-29 Joseph Myers <joseph@codesourcery.com>
8151 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
8152 versions before 4.0.
8154 2008-08-29 Jan Hubicka <jh@suse.cz>
8156 * tree-inline.c (insert_init_stmt): Insert sequence even when
8159 2008-08-29 Jeff Law <law@redhat.com>
8161 * mn10300.c (mn10300_secondary_reload_class): We need secondary
8162 reloads for AM33-2 if IN is a pseudo with an equivalent memory
8163 location and class is an FP register.
8165 2008-08-29 Jan Hubicka <jh@suse.cz>
8167 * see.c (see_merge_one_def_extension): Silence used uninitialized
8169 * matrix-reorg.c (check_allocation_function): Likewise.
8170 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
8172 2008-08-29 Jakub Jelinek <jakub@redhat.com>
8175 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
8176 compute new & and | in type rather than TREE_TYPE (arg0).
8178 * dwarf2out.c (fortran_common): Update comment.
8179 (gen_variable_die): Swap com_die and var_die variables in Fortran
8180 COMMON block handling code.
8182 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
8184 * dwarf2out.c (gen_const_die): New function.
8185 (size_of_die, value_format, output_die): Output larger
8186 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
8187 (native_encode_initializer): New function.
8188 (tree_add_const_value_attribute): Call it.
8189 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
8191 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
8192 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
8193 TREE_THIS_VOLATILE to add_type_attribute.
8195 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
8197 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
8200 * dwarf2out.c (loc_by_reference): New function.
8201 (add_location_or_const_value_attribute): Use it.
8204 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
8205 as DW_TAG_variable children of DW_TAG_common_block rather than
8206 DW_TAG_member children. Put DW_AT_external to individual
8207 DW_TAG_variable DIEs, not to DW_TAG_common_block.
8209 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
8210 loc_descriptor_from_tree_1.
8214 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
8215 arguments to imported_module_or_decl.
8216 (debug_nothing_tree_tree): Removed.
8217 (debug_nothing_tree_tree_tree_bool): New prototype.
8218 * debug.c (do_nothing_debug_hooks): Adjust.
8219 (debug_nothing_tree_tree): Removed.
8220 (debug_nothing_tree_tree_tree_bool): New function.
8221 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
8222 (gen_variable_die): Put all common vars for the
8223 same COMMON block under one DW_TAG_common_block.
8224 (declare_in_namespace): Return new context_die, for Fortran
8225 return the module DIE instead of adding extra declarations into
8227 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
8228 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
8229 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
8231 (dwarf2out_global_decl): Don't skip Fortran global vars.
8232 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
8233 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
8234 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
8235 DW_TAG_imported_declaration as child of previous
8236 DW_TAG_imported_module.
8237 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
8238 * sdbout.c (sdb_debug_hooks): Likewise.
8239 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
8241 2008-08-29 Jan Hubicka <jh@suse.cz>
8243 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
8245 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
8246 * ipa-cp.c (n_cloning_candidates): New static variable.
8247 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
8248 (ipcp_print_all_lattices): Improve debug output.
8249 (ipcp_cloning_candidate_p): New function.
8250 (ipcp_initialize_node_lattices): Use it.
8251 (ipcp_init_stage): Do only analyzis here; prettier debug output.
8252 (ipcp_propagate_stage): Prettier debug output.
8253 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
8254 (ipcp_print_all_structures): Remove.
8255 (ipcp_need_redirect_p): Test !n_cloning_candidates.
8256 (ipcp_insert_stage): Prettier debug output; call
8257 cgraph_remove_unreachable_nodes before propagating.
8258 (pass_ipa_cp): Schedule function removal pass.
8259 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
8261 (cgraph_maybe_hot_edge_p): Move to ...
8262 * predict.c (cgraph_maybe_hot_edge_p) ... here.
8263 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
8264 (common_handle_option): Set them; enable ipa-cp when profiling.
8265 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
8266 (ipa_print_all_jump_functions): Likewise.
8267 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
8268 (ipa_print_node_params, ipa_print_all_params): New.
8269 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
8270 ipa_print_all_param_flags): Remove.
8271 (ipa_print_node_params, ipa_print_all_params): New.
8273 2008-08-29 Bob Wilson <bob.wilson@acm.org>
8275 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
8276 change from 2008-04-03.
8277 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
8279 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8282 * ira-color.c (push_allocnos_to_stack): Truncate
8283 removed_splay_allocno_vec.
8285 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8288 * ira-color (ira_fast_allocation): Don't assign hard registers to
8291 2008-08-29 Jan Hubicka <jh@suse.cz>
8294 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
8295 for cold internal loops.
8297 2008-08-29 Richard Guenther <rguenther@suse.de>
8299 * tree-ssa-structalias.c (create_variable_info_for): Do not
8300 create fields for heap vars or vars with a noalias state.
8301 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
8304 2008-08-29 Richard Guenther <rguenther@suse.de>
8306 * common.opt (ftree-store-ccp): Mark as preserved for
8307 backward compatibility.
8308 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
8309 * tree-pass.h (pass_store_ccp): Remove.
8310 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
8311 (first_vdef): Remove declaration.
8312 (get_value_loaded_by): Likewise.
8313 * tree-ssa-ccp.c (do_store_ccp): Remove.
8314 (get_default_value): Simplify as do_store_ccp is always false
8315 now. Do not initialize mem_ref.
8316 (set_value_varying): Likewise.
8317 (canonicalize_float_value): Likewise.
8318 (set_lattice_value): Likewise.
8319 (likely_value): Likewise.
8320 (surely_varying_stmt_p): Likewise.
8321 (ccp_initialize): Likewise.
8322 (ccp_lattice_meet): Likewise.
8323 (ccp_visit_phi_node): Likewise.
8324 (ccp_fold): Likewise.
8325 (evaluate_stmt): Likewise.
8326 (visit_assignment): Likewise.
8327 (ccp_visit_stmt): Likewise.
8328 (execute_ssa_ccp): Fold into ...
8329 (do_ssa_ccp): ... this.
8330 (do_ssa_store_ccp): Remove.
8331 (gate_store_ccp): Likewise.
8332 (pass_store_ccp): Likewise.
8333 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
8335 * tree-ssa-propagate.c (first_vdef): Remove.
8336 (get_value_loaded_by): Likewise.
8337 (replace_vuses_in): Likewise.
8338 (substitute_and_fold): Do not call replace_vuses_in.
8339 * opts.c (decode_options): Do not set flag_tree_store_ccp.
8341 2008-08-29 Richard Guenther <rguenther@suse.de>
8344 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
8345 PARAM_NOALIAS tags with is_heapvar.
8346 * tree-ssa-operands.c (access_can_touch_variable): Offset
8347 based tests do not apply for heapvars. Fix offset test.
8349 2008-08-29 Jan Hubicka <jh@suse.cz>
8351 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
8352 (-fipa-cp-clone): Enabled by default at -O3.
8353 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
8354 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
8356 2008-08-29 Jan Hubicka <jh@suse.cz>
8358 * tree.c (build_function_type_skip_args,
8359 build_function_decl_skip_args): New functions.
8360 * tree.h (build_function_type_skip_args,
8361 build_function_decl_skip_args): Declare.
8362 * gimple.c (giple_copy_call_skip_args): New function.
8363 (giple_copy_call_skip_args): Declare.
8365 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
8366 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
8367 (ipcp_node_modifiable_p): ... this one; use
8368 tree_versionable_function_p.
8369 (ipcp_create_replace_map): Improve debug output.
8370 (ipcp_need_redirect_p): Return false when not clonning.
8371 (ipcp_update_callgraph): Skip args.
8372 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
8374 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
8375 (save_inline_function_body): Update call of tree_function_versioning.
8376 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
8377 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
8379 (tree_function_versioning): Likewise.
8380 * tree-inline.h (tree_function_versioning): Update prototype.
8382 2008-08-29 Jan Hubicka <jh@suse.cz>
8384 * loop-unswitch.c (unswitch_single_loop): Use
8385 optimize_loop_for_speed_p.
8386 * tree-ssa-threadupdate.c (mark_threaded_blocks):
8387 Use optimize_function_for_size_p.
8388 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
8389 * postreload-gcse.c (eliminate_partially_redundant_load):
8390 Use optimize_bb_for_size_p.
8391 * value-prof.c (gimple_divmod_fixed_value_transform,
8392 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
8393 gimple_stringops_transform): Use optimize_bb_for_size_p.
8394 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
8395 * final.c (compute_alignments): Use optimize_function_for_size_p.
8396 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
8397 (fold_builtin_strcpy, fold_builtin_fputs): Use
8398 optimize_function_for_size_p.
8399 * fold-const.c (tree_swap_operands_p): Use
8400 optimize_function_for_size_p.
8401 * recog.c (relax_delay_slots): Likewise.
8402 * tree-ssa-math-opts.c (replace_reciprocal):
8403 Use optimize_bb_for_speed_p.
8404 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
8405 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
8406 optimize_function_for_size_p.
8407 (cgraph_decide_inlining_of_small_function): Use
8408 optimize_function_for_size_p.
8409 * global.c (find_reg): Use optimize_function_for_size_p.
8410 * opts.c (decode_options): Do not clear flag_tree_ch,
8411 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
8412 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
8413 work it out from profile.
8414 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
8415 optimize_loop_for_speed_p.
8416 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8418 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
8419 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
8420 * tree-eh.c (decide_copy_try_finally): Use
8421 optimize_function_for_size_p.
8422 * local-alloc.c (block_alloc): Pass BB pointer.
8423 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
8424 * gcse.c (gcse_main): Use optimize_function_for_size_p.
8425 * loop-unroll.c (decide_unrolling_and_peeling):
8426 Use optimize_loop_for_size_p.
8427 (decide_peel_completely): Likewise.
8428 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
8429 optimize_loop_for_size_p.
8430 (vect_enhance_data_refs_alignment): Likewise.
8431 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
8432 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
8434 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
8435 (try_crossjump_bb): Use optimize_bb_for_size_p.
8436 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
8437 optimize_loop_for_speed_p.
8438 * bb-reorder.c (find_traces_1_round): Likewise.
8439 (copy_bb): Use optimize_bb_for_speed_p.
8440 (duplicate_computed_gotos): Likewise.
8441 * basic-block.h (optimize_loop_nest_for_size_p,
8442 optimize_loop_nest_for_speed_p): New.
8443 * stmt.c (expand_case): Use optimize_insn_for_size_p.
8445 2008-08-29 Tristan Gingold <gingold@adacore.com>
8447 * gcov.c (main): Call expandargv.
8449 2008-08-29 Jan Hubicka <jh@suse.cz>
8451 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
8453 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8455 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
8456 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8458 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
8460 2008-08-29 Jan Hubicka <jh@suse.cz>
8462 * tree-pass.h (pass_strip_predict_hints): Declare.
8463 * predict.c (strip_builtin_expect): Rename to ...
8464 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
8465 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
8466 (tree_estimate_probability): Do not strip builtin_expect.
8467 (pass_strip_predict_hints): New pass.
8468 * tree-inline.c (expand_call_inline): When inlining cold function,
8469 predict it as unlikely.
8470 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
8472 2008-08-29 Richard Guenther <rguenther@suse.de>
8474 PR tree-optimization/37207
8475 * tree-vrp.c (extract_range_from_binary_expr): Also try
8476 to constant fold if only one of the operands is a constant.
8478 2008-08-29 Nick Clifton <nickc@redhat.com>
8480 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
8481 the same way as SYMBOL_REFs.
8483 2008-08-28 Bob Wilson <bob.wilson@acm.org>
8485 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
8487 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8489 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
8490 * config/mips/mips.md (branch_likely): Remove const. Fix
8492 (define_delay for type "branch"): Change to only apply for branch
8493 with likely variant.
8494 (define_delay for type "branch" and "branch_likely" no). New delay
8496 (equality_op): New code iterator.
8497 (bbv, bbinv): New code attributes.
8498 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
8501 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8502 Andrew Pinski <pinskia@gcc.gnu.org>
8505 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
8507 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
8509 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
8510 rule that a symbolic constant must be defined and >= 0 for the
8511 corresponding facility to be present at compile-time.
8512 * gthr-posix.c: Likewise.
8514 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8516 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
8517 * config/mips/mips.md (D): New mode attribute.
8518 (mulsi3, muldi3): Merge it into ...
8519 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
8520 (muldi3_mul3): New pattern.
8521 (mulsi3_mult3): Rename to mulsi3_mul3.
8523 2008-08-28 Jan Hubicka <jh@suse.cz>
8525 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
8527 * predict.c (always_optimize_for_size_p): Rename to ...
8528 (optimize_function_for_size): ... this one; make extern.
8529 (optimize_function_for_speed_p): New.
8530 (optimize_bb_for_size_p, optimize_bb_for_size_p,
8531 optimize_edge_for_size_p,optimize_edge_for_size_p,
8532 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
8533 * basic-block.h (optimize_function_for_size_p,
8534 optimize_function_for_speed_p): Declare.
8535 * i386.md (optimize_size checks): Replace them by appropriate
8537 (standard_80387_constant_p, ix86_compute_frame_layout,
8538 ix86_expand_epilogue, ix86_decompose_address,
8539 print_operand, emit_i387_cw_initialization,
8540 inline_memory_move_cost, ix86_pad_returns,
8541 ix86_reorg): Replace optimize_size checks.
8543 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
8545 * rtl.h (simplify_subreg_regno): Declare.
8546 * rtlanal.c (simplify_subreg_regno): New function, split out from...
8547 * simplify-rtx.c (simplify_subreg): ...here.
8548 * reload.c (find_reloads): Use simplify_subreg_regno instead of
8549 subreg_offset_representable_p.
8551 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8554 * c-typeck.c (convert_for_assignment): Give a note describing what
8555 was passed and what was expected.
8557 2008-08-28 Joey Ye <joey.ye@intel.com>
8559 * doc/extend.texi: Document AVX built-in functions.
8560 * doc/invoke.texi: Document -mavx.
8562 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
8563 Joey Ye <joey.ye@intel.com>
8564 Xuepeng Guo <xuepeng.guo@intel.com>
8566 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
8568 * config/i386/cpuid.h (bit_FMA): New.
8569 (bit_XSAVE): Likewise.
8570 (bit_OSXSAVE): Likewise.
8571 (bit_AVX): Likewise.
8573 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
8574 define. Use ASM_OUTPUT_AVX_PREFIX.
8576 * config/i386/gmmintrin.h: New.
8578 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
8579 (OPTION_MASK_ISA_AVX_SET): New.
8580 (OPTION_MASK_ISA_FMA_SET): Likewise.
8581 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
8582 (OPTION_MASK_ISA_FMA_SET): Likewise.
8583 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
8584 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
8585 (pta_flags): Add PTA_AVX and PTA_FMA.
8586 (override_options): Handle PTA_AVX and PTA_FMA.
8587 (init_cumulative_args): Handle warn_avx.
8588 (classify_argument): Return 0 for COImode and OImode. Return
8589 1 and X86_64_AVX_CLASS for 256bit vector types.
8590 (examine_argument): Handle X86_64_AVX_CLASS.
8591 (construct_container): Likewise.
8592 (function_arg_advance_32): Pass OImode and 256bit vector types
8594 (function_arg_advance_64): Take a new argument to indicate if a
8595 parameter is named. Handle 256bit vector types. Return
8596 immediately for unnamed 256bit vector mode parameters.
8597 (function_arg_advance): Updated.
8598 (function_arg_32): Add comments for TImode. Handle OImode
8599 and 256bit vector types.
8600 (function_arg_64): Take a new argument to indicate if a
8601 parameter is named. Handle 256bit vector types. Return NULL
8602 for unnamed 256bit vector mode parameters.
8603 (function_arg): Updated.
8604 (setup_incoming_varargs_64): Support
8605 AVX encoding for *sse_prologue_save_insn.
8606 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
8607 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
8608 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
8609 enabled, otherwise return -3.
8610 (standard_sse_constant_opcode): Handle AVX and 256bit vector
8612 (print_reg): Support AVX registers. Handle 'x' and 't'.
8613 Handle 'd' to duplicate the operand.
8614 (print_operand): Likewise. Also support AVX vector compare
8616 (output_387_binary_op): Support AVX.
8617 (output_fp_compare): Likewise.
8618 (ix86_expand_vector_move_misalign): Likewise.
8619 (ix86_attr_length_vex_default): New.
8620 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8621 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8622 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8623 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8624 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
8625 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8626 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
8627 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
8628 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
8629 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
8630 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
8631 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
8632 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
8633 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
8634 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8635 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
8636 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
8637 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8638 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
8639 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
8640 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8641 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8642 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8643 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
8644 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
8645 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
8646 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
8647 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8648 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
8649 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
8650 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
8651 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
8652 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
8653 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8654 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8655 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8656 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
8657 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
8658 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
8659 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
8660 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
8661 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
8662 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
8663 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
8664 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
8665 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
8666 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8667 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8668 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8669 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8670 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8671 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8672 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8673 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8674 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8675 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8676 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8677 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8678 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8679 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8680 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8681 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8682 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8683 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
8684 and IX86_BUILTIN_MOVMSKPS256,
8685 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
8686 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
8687 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
8688 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
8689 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
8690 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
8691 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
8692 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
8693 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
8694 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
8695 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
8696 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
8697 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
8698 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
8699 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
8700 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
8701 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
8702 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
8703 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
8704 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
8705 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
8706 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
8707 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
8708 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
8709 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
8710 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8711 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
8712 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
8713 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8714 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8715 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
8716 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
8717 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
8718 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
8719 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
8720 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
8721 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
8722 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
8723 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8724 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8725 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8726 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8727 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
8728 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
8729 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
8730 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
8731 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
8732 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
8733 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
8734 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
8735 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
8736 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
8737 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8738 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
8739 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8740 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
8741 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8742 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8744 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
8745 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
8746 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
8747 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8748 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8749 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8750 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
8751 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8752 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
8753 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8754 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
8755 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8756 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8757 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
8758 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
8759 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
8760 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8761 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8762 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8763 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8764 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8765 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8766 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8767 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8768 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8769 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8770 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8771 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8772 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8773 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8774 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8775 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8776 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8777 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
8778 IX86_BUILTIN_MOVMSKPS256.
8779 (ix86_init_mmx_sse_builtins): Support AVX builtins.
8780 (ix86_expand_args_builtin): Likewise.
8781 (ix86_expand_special_args_builtin): Likewise.
8782 (ix86_hard_regno_mode_ok): Handle AVX modes.
8783 (ix86_expand_vector_init_duplicate): Likewise.
8784 (ix86_expand_vector_init_one_nonzero): Likewise.
8785 (ix86_expand_vector_init_one_var): Likewise.
8786 (ix86_expand_vector_init_concat): Likewise.
8787 (ix86_expand_vector_init_general): Likewise.
8788 (ix86_expand_vector_set): Likewise.
8789 (ix86_vector_mode_supported_p): Likewise.
8790 (x86_extended_reg_mentioned_p): Check INSN_P before using
8793 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
8794 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
8796 * config/i386/i386.h (TARGET_AVX): New.
8797 (TARGET_FMA): Likewise.
8798 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
8799 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
8800 (VALID_AVX256_REG_MODE): New.
8801 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8802 (AVX_FLOAT_MODE_P): Likewise.
8803 (AVX128_VEC_FLOAT_MODE_P): Likewise.
8804 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8805 (AVX_VEC_FLOAT_MODE_P): Likewise.
8806 (ASM_OUTPUT_AVX_PREFIX): Likewise.
8807 (ASM_OUTPUT_OPCODE): Likewise.
8808 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
8810 (SSE_REG_MODE_P): Allow 256bit vector modes.
8811 (ix86_args): Add a warn_avx field.
8813 * config/i386/i386.md (UNSPEC_PCMP): New.
8814 (UNSPEC_VPERMIL): Likewise.
8815 (UNSPEC_VPERMIL2): Likewise.
8816 (UNSPEC_VPERMIL2F128): Likewise.
8817 (UNSPEC_MASKLOAD): Likewise.
8818 (UNSPEC_MASKSTORE): Likewise.
8819 (UNSPEC_CAST): Likewise.
8820 (UNSPEC_VTESTP): Likewise.
8821 (UNSPECV_VZEROALL): Likewise.
8822 (UNSPECV_VZEROUPPER): Likewise.
8823 (XMM0_REG): Likewise.
8824 (XMM1_REG): Likewise.
8825 (XMM2_REG): Likewise.
8826 (XMM3_REG): Likewise.
8827 (XMM4_REG): Likewise.
8828 (XMM5_REG): Likewise.
8829 (XMM6_REG): Likewise.
8830 (XMM8_REG): Likewise.
8831 (XMM9_REG): Likewise.
8832 (XMM10_REG): Likewise.
8833 (XMM11_REG): Likewise.
8834 (XMM12_REG): Likewise.
8835 (XMM13_REG): Likewise.
8836 (XMM14_REG): Likewise.
8837 (XMM15_REG): Likewise.
8839 (prefix_vex_imm8): Likewise.
8840 (prefix_vex_w): Likewise.
8841 (length_vex): Likewise.
8844 (*avx_ashlti3): Likewise.
8845 (*avx_lshrti3): Likewise.
8846 (*avx_setcc<mode>): Likewise.
8847 (*fop_<mode>_comm_mixed_avx): Likewise.
8848 (*fop_<mode>_comm_avx): Likewise.
8849 (*fop_<mode>_1_mixed_avx): Likewise.
8850 (*fop_<mode>_1_avx): Likewise.
8851 (*avx_<code><mode>3): Likewise.
8852 (*avx_ieee_smin<mode>3): Likewise.
8853 (*avx_ieee_smax<mode>3): Likewise.
8854 (mode): Add OI, V8SF and V4DF.
8855 (length): Support VEX prefix.
8856 (*cmpfp_i_mixed): Set prefix attribute.
8857 (*cmpfp_i_sse): Likewise.
8858 (*cmpfp_iu_mixed): Likewise.
8859 (*cmpfp_iu_sse): Likewise.
8860 (*movsi_1): Support AVX.
8861 (*movdi_2): Likewise.
8862 (*movdi_1_rex64): Likewise.
8863 (*movti_internal): Likewise.
8864 (*movti_rex64): Likewise.
8865 (*movsf_1): Likewise.
8866 (*movdf_nointeger): Likewise.
8867 (*movdf_integer_rex64): Likewise.
8868 (*movtf_internal): Likewise.
8869 (zero_extendsidi2_32): Likewise.
8870 (zero_extendsidi2_rex64): Likewise.
8871 (*extendsfdf2_mixed): Likewise.
8872 (*extendsfdf2_sse): Likewise.
8873 (*truncdfsf_fast_mixed): Likewise.
8874 (*truncdfsf_fast_sse): Likewise.
8875 (*truncdfsf_mixed): Likewise.
8876 (fix_trunc<mode>di_sse): Likewise.
8877 (fix_trunc<mode>si_sse): Likewise.
8878 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
8879 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
8880 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
8881 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
8882 (*rcpsf2_sse): Likewise.
8883 (*rsqrtsf2_sse): Likewise.
8884 (*sqrt<mode>2_sse): Likewise.
8885 (sse4_1_round<mode>2): Likewise.
8886 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
8887 Support AVX. Set length attribute properly for AVX.
8889 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
8890 (VECTOR_MODES (FLOAT, 32)): Likewise.
8891 (VECTOR_MODE (INT, DI, 8)): Likewise.
8892 (VECTOR_MODE (INT, HI, 32)): Likewise.
8893 (VECTOR_MODE (INT, QI, 64)): Likewise.
8894 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
8895 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
8896 (VECTOR_MODE (INT, DI, 4)): Removed.
8897 (VECTOR_MODE (INT, SI, 8)): Likewise.
8898 (VECTOR_MODE (INT, HI, 16)): Likewise.
8899 (VECTOR_MODE (INT, QI, 32)): Likewise.
8900 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
8901 (INT_MODE (OI, 32)): Likewise.
8903 * config/i386/i386.opt (mavx): New.
8906 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
8908 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
8909 (*mov<mode>_internal_avx): New.
8910 (*movv2sf_internal_rex64_avx): Likewise.
8911 (*movv2sf_internal_avx): Likewise.
8913 * config/i386/predicates.md (const_4_to_5_operand): New.
8914 (const_6_to_7_operand): Likewise.
8915 (const_8_to_11_operand): Likewise.
8916 (const_12_to_15_operand): Likewise.
8917 (avx_comparison_float_operator): Likewise.
8919 * config/i386/sse.md (AVX256MODEI): New.
8920 (AVX256MODE): Likewise.
8921 (AVXMODEQI): Likewise.
8922 (AVXMODE): Likewise.
8923 (AVX256MODEF2P): Likewise.
8924 (AVX256MODE2P): Likewise.
8925 (AVX256MODE4P): Likewise.
8926 (AVX256MODE8P): Likewise.
8927 (AVXMODEF2P): Likewise.
8928 (AVXMODEF4P): Likewise.
8929 (AVXMODEDCVTDQ2PS): Likewise.
8930 (AVXMODEDCVTPS2DQ): Likewise.
8931 (avxvecmode): Likewise.
8932 (avxvecpsmode): Likewise.
8933 (avxhalfvecmode): Likewise.
8934 (avxscalarmode): Likewise.
8935 (avxcvtvecmode): Likewise.
8936 (avxpermvecmode): Likewise.
8937 (avxmodesuffixf2c): Likewise.
8938 (avxmodesuffixp): Likewise.
8939 (avxmodesuffixs): Likewise.
8940 (avxmodesuffix): Likewise.
8941 (vpermilbits): Likewise.
8942 (pinsrbits): Likewise.
8943 (mov<mode>): Likewise.
8944 (*mov<mode>_internal): Likewise.
8945 (push<mode>1): Likewise.
8946 (movmisalign<mode>): Likewise.
8947 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8948 (avx_movdqu<avxmodesuffix>): Likewise.
8949 (avx_lddqu<avxmodesuffix>): Likewise.
8950 (<plusminus_insn><mode>3): Likewise.
8951 (*avx_<plusminus_insn><mode>3): Likewise.
8952 (*avx_vm<plusminus_insn><mode>3): Likewise.
8953 (mul<mode>3): Likewise.
8954 (*avx_mul<mode>3): Likewise.
8955 (*avx_vmmul<mode>3): Likewise.
8956 (divv8sf3): Likewise.
8957 (divv4df3): Likewise.
8958 (avx_div<mode>3): Likewise.
8959 (*avx_div<mode>3): Likewise.
8960 (*avx_vmdiv<mode>3): Likewise.
8961 (avx_rcpv8sf2): Likewise.
8962 (*avx_vmrcpv4sf2): Likewise.
8963 (sqrtv8sf2): Likewise.
8964 (avx_sqrtv8sf2): Likewise.
8965 (*avx_vmsqrt<mode>2): Likewise.
8966 (rsqrtv8sf2): Likewise.
8967 (avx_rsqrtv8sf2): Likewise.
8968 (*avx_vmrsqrtv4sf2): Likewise.
8969 (<code><mode>3): Likewise.
8970 (*avx_<code><mode>3_finite): Likewise.
8971 (*avx_<code><mode>3): Likewise.
8972 (*avx_vm<code><mode>3): Likewise.
8973 (*avx_ieee_smin<mode>3): Likewise.
8974 (*avx_ieee_smax<mode>3): Likewise.
8975 (avx_addsubv8sf3): Likewise.
8976 (avx_addsubv4df3): Likewise.
8977 (*avx_addsubv4sf3): Likewise.
8978 (*avx_addsubv2df3): Likewise.
8979 (avx_h<plusminus_insn>v4df3): Likewise.
8980 (avx_h<plusminus_insn>v8sf3): Likewise.
8981 (*avx_h<plusminus_insn>v4sf3): Likewise.
8982 (*avx_h<plusminus_insn>v2df3): Likewise.
8983 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
8984 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
8985 (*avx_maskcmp<mode>3): Likewise.
8986 (avx_nand<mode>3): Likewise.
8987 (*avx_<code><mode>3): Likewise.
8988 (*avx_nand<mode>3): Likewise.
8989 (*avx_<code><mode>3): Likewise.
8990 (*avx_cvtsi2ss): Likewise.
8991 (*avx_cvtsi2ssq): Likewise.
8992 (*avx_cvtsi2sd): Likewise.
8993 (*avx_cvtsi2sdq): Likewise.
8994 (*avx_cvtsd2ss): Likewise.
8995 (avx_cvtss2sd): Likewise.
8996 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
8997 (avx_cvtps2dq<avxmodesuffix>): Likewise.
8998 (avx_cvttps2dq<avxmodesuffix>): Likewise.
8999 (*avx_cvtsi2sd): Likewise.
9000 (*avx_cvtsi2sdq): Likewise.
9001 (avx_cvtdq2pd256): Likewise.
9002 (avx_cvtpd2dq256): Likewise.
9003 (avx_cvttpd2dq256): Likewise.
9004 (*avx_cvtsd2ss): Likewise.
9005 (*avx_cvtss2sd): Likewise.
9006 (avx_cvtpd2ps256): Likewise.
9007 (avx_cvtps2pd256): Likewise.
9008 (*avx_movhlps): Likewise.
9009 (*avx_movlhps): Likewise.
9010 (avx_unpckhps256): Likewise.
9011 (*avx_unpckhps): Likewise.
9012 (avx_unpcklps256): Likewise.
9013 (*avx_unpcklps): Likewise.
9014 (avx_movshdup256): Likewise.
9015 (avx_movsldup256): Likewise.
9016 (avx_shufps256): Likewise.
9017 (avx_shufps256_1): Likewise.
9018 (*avx_shufps_<mode>): Likewise.
9019 (*avx_loadhps): Likewise.
9020 (*avx_storelps): Likewise.
9021 (*avx_loadlps): Likewise.
9022 (*avx_movss): Likewise.
9023 (*vec_dupv4sf_avx): Likewise.
9024 (*vec_concatv2sf_avx): Likewise.
9025 (*vec_concatv4sf_avx): Likewise.
9026 (*vec_setv4sf_0_avx): Likewise.
9027 (*vec_setv4sf_avx): Likewise.
9028 (*avx_insertps): Likewise.
9029 (avx_vextractf128<mode>): Likewise.
9030 (vec_extract_lo_<mode>): Likewise.
9031 (vec_extract_hi_<mode>): Likewise.
9032 (vec_extract_lo_<mode>): Likewise.
9033 (vec_extract_hi_<mode>): Likewise.
9034 (vec_extract_lo_v16hi): Likewise.
9035 (vec_extract_hi_v16hi): Likewise.
9036 (vec_extract_lo_v32qi): Likewise.
9037 (vec_extract_hi_v32qi): Likewise.
9038 (avx_unpckhpd256): Likewise.
9039 (*avx_unpckhpd): Likewise.
9040 (avx_movddup256): Likewise.
9041 (*avx_movddup): Likewise.
9042 (avx_unpcklpd256): Likewise.
9043 (*avx_unpcklpd): Likewise.
9044 (avx_shufpd256): Likewise.
9045 (avx_shufpd256_1): Likewise.
9046 (*avx_punpckhqdq): Likewise.
9047 (*avx_punpcklqdq): Likewise.
9048 (*avx_shufpd_<mode>): Likewise.
9049 (*avx_storehpd): Likewise.
9050 (*avx_loadhpd): Likewise.
9051 (*avx_loadlpd): Likewise.
9052 (*avx_movsd): Likewise.
9053 (*vec_concatv2df_avx): Likewise.
9054 (*avx_<plusminus_insn><mode>3): Likewise.
9055 (*avx_<plusminus_insn><mode>3): Likewise.
9056 (*avx_mulv8hi3): Likewise.
9057 (*avxv8hi3_highpart): Likewise.
9058 (*avx_umulv8hi3_highpart): Likewise.
9059 (*avx_umulv2siv2di3): Likewise.
9060 (*avx_mulv2siv2di3): Likewise.
9061 (*avx_pmaddwd): Likewise.
9062 (*avx_mulv4si3): Likewise.
9063 (*avx_ashr<mode>3): Likewise.
9064 (*avx_lshr<mode>3): Likewise.
9065 (*avx_ashl<mode>3): Likewise.
9066 (*avx_<code><mode>3): Likewise.
9067 (*avx_eq<mode>3): Likewise.
9068 (*avx_gt<mode>3): Likewise.
9069 (*avx_nand<mode>3): Likewise.
9070 (*avx_nand<mode>3): Likewise.
9071 (*avx_<code><mode>3): Likewise.
9072 (*avx_<code><mode>3): Likewise.
9073 (*avx_packsswb): Likewise.
9074 (*avx_packssdw): Likewise.
9075 (*avx_packuswb): Likewise.
9076 (*avx_punpckhbw): Likewise.
9077 (*avx_punpcklbw): Likewise.
9078 (*avx_punpckhwd): Likewise.
9079 (*avx_punpcklwd): Likewise.
9080 (*avx_punpckhdq): Likewise.
9081 (*avx_punpckldq): Likewise.
9082 (*avx_pinsr<avxmodesuffixs>): Likewise.
9083 (*avx_pinsrq): Likewise.
9084 (*avx_loadld): Likewise.
9085 (*vec_extractv2di_1_rex64_avx): Likewise.
9086 (*vec_extractv2di_1_avx): Likewise.
9087 (*vec_dupv2di_avx): Likewise.
9088 (*vec_concatv2si_avx): Likewise.
9089 (*vec_concatv4si_1_avx): Likewise.
9090 (*vec_concatv2di_avx): Likewise.
9091 (*vec_concatv2di_rex64_avx): Likewise.
9092 (*avx_uavgv16qi3): Likewise.
9093 (*avx_uavgv8hi3): Likewise.
9094 (*avx_psadbw): Likewise.
9095 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
9096 (*avx_phaddwv8hi3): Likewise.
9097 (*avx_phadddv4si3): Likewise.
9098 (*avx_phaddswv8hi3): Likewise.
9099 (*avx_phsubwv8hi3): Likewise.
9100 (*avx_phsubdv4si3): Likewise.
9101 (*avx_phsubswv8hi3): Likewise.
9102 (*avx_pmaddubsw128): Likewise.
9103 (*avx_pmulhrswv8hi3): Likewise.
9104 (*avx_pshufbv16qi3): Likewise.
9105 (*avx_psign<mode>3): Likewise.
9106 (*avx_palignrti): Likewise.
9107 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9108 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9109 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9110 (*avx_mpsadbw): Likewise.
9111 (*avx_packusdw): Likewise.
9112 (*avx_pblendvb): Likewise.
9113 (*avx_pblendw): Likewise.
9114 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9115 (avx_ptest256): Likewise.
9116 (avx_roundp<avxmodesuffixf2c>256): Likewise.
9117 (*avx_rounds<ssemodesuffixf2c>): Likewise.
9118 (*avx_aesenc): Likewise.
9119 (*avx_aesenclast): Likewise.
9120 (*avx_aesdec): Likewise.
9121 (*avx_aesdeclast): Likewise.
9122 (avx_vzeroupper): Likewise.
9123 (avx_vzeroupper_rex64): Likewise.
9124 (avx_vpermil<mode>): Likewise.
9125 (avx_vpermilvar<mode>3): Likewise.
9126 (avx_vpermil2<mode>3): Likewise.
9127 (avx_vperm2f128<mode>3): Likewise.
9128 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9129 (avx_vbroadcastss256): Likewise.
9130 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
9131 (avx_vinsertf128<mode>): Likewise.
9132 (vec_set_lo_<mode>): Likewise.
9133 (vec_set_hi_<mode>): Likewise.
9134 (vec_set_lo_<mode>): Likewise.
9135 (vec_set_hi_<mode>): Likewise.
9136 (vec_set_lo_v16hi): Likewise.
9137 (vec_set_hi_v16hi): Likewise.
9138 (vec_set_lo_v32qi): Likewise.
9139 (vec_set_hi_v32qi): Likewise.
9140 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9141 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9142 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
9143 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
9144 (vec_init<mode>): Likewise.
9145 (*vec_concat<mode>_avx): Likewise.
9146 (blendbits): Support V8SF and V4DF.
9147 (sse2_movq128): Support AVX.
9148 (<sse>_movnt<mode>): Likewise.
9149 (sse2_movntv2di): Likewise.
9150 (sse_rcpv4sf2): Likewise.
9151 (sse_sqrtv4sf2): Likewise.
9152 (sse_rsqrtv4sf2): Likewise.
9153 (<sse>_comi): Likewise.
9154 (<sse>_ucomi): Likewise.
9155 (sse_cvtss2si): Likewise.
9156 (sse_cvtss2si_2): Likewise.
9157 (sse_cvtss2siq): Likewise.
9158 (sse_cvtss2siq_2): Likewise.
9159 (sse_cvttss2si): Likewise.
9160 (sse_cvttss2siq): Likewise.
9161 (sse2_cvtsd2si): Likewise.
9162 (sse2_cvtsd2si_2): Likewise.
9163 (sse2_cvtsd2siq): Likewise.
9164 (sse2_cvtsd2siq_2): Likewise.
9165 (sse2_cvttsd2si): Likewise.
9166 (sse2_cvttsd2siq): Likewise.
9167 (sse2_cvtdq2pd): Likewise.
9168 (*sse2_cvtpd2dq): Likewise.
9169 (*sse2_cvttpd2dq): Likewise.
9170 (*sse2_cvtpd2ps): Likewise.
9171 (sse2_cvtps2pd): Likewise.
9172 (sse3_movshdup): Likewise.
9173 (sse3_movsldup): Likewise.
9174 (sse_storehps): Likewise.
9175 (*sse4_1_extractps): Likewise.
9176 (sse2_storelpd): Likewise.
9177 (vec_dupv2df_sse3): Likewise.
9178 (*vec_concatv2df_sse3): Likewise.
9179 (*sse4_1_pextrb): Likewise.
9180 (*sse4_1_pextrb_memory): Likewise.
9181 (*sse2_pextrw): Likewise.
9182 (*sse4_1_pextrw_memory): Likewise.
9183 (*sse4_1_pextrd): Likewise.
9184 (*sse4_1_pextrq): Likewise.
9185 (sse2_pshufd_1): Likewise.
9186 (sse2_pshuflw_1): Likewise.
9187 (sse2_pshufhw_1): Likewise.
9188 (*sse2_storeq_rex64): Likewise.
9189 (*vec_dupv4si): Likewise.
9190 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
9191 (sse2_pmovmskb): Likewise.
9192 (*sse2_maskmovdqu): Likewise.
9193 (*sse2_maskmovdqu_rex64): Likewise.
9194 (sse_ldmxcsr): Likewise.
9195 (sse_stmxcsr): Likewise.
9196 (abs<mode>2): Likewise.
9197 (sse4_1_movntdqa): Likewise.
9198 (sse4_1_phminposuw): Likewise.
9199 (sse4_1_extendv8qiv8hi2): Likewise.
9200 (*sse4_1_extendv8qiv8hi2): Likewise.
9201 (sse4_1_extendv4qiv4si2): Likewise.
9202 (*sse4_1_extendv4qiv4si2): Likewise.
9203 (sse4_1_extendv2qiv2di2): Likewise.
9204 (*sse4_1_extendv2qiv2di2): Likewise.
9205 (sse4_1_extendv4hiv4si2): Likewise.
9206 (*sse4_1_extendv4hiv4si2): Likewise.
9207 (sse4_1_extendv2hiv2di2): Likewise.
9208 (*sse4_1_extendv2hiv2di2): Likewise.
9209 (sse4_1_extendv2siv2di2): Likewise.
9210 (*sse4_1_extendv2siv2di2): Likewise.
9211 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9212 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9213 (sse4_1_zero_extendv4qiv4si2): Likewise.
9214 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9215 (sse4_1_zero_extendv2qiv2di2): Likewise.
9216 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9217 (sse4_1_zero_extendv4hiv4si2): Likewise.
9218 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9219 (sse4_1_zero_extendv2hiv2di2): Likewise.
9220 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9221 (sse4_1_zero_extendv2siv2di2): Likewise.
9222 (*sse4_1_zero_extendv2siv2di2): Likewise.
9223 (sse4_1_ptest): Likewise.
9224 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
9225 (sse4_2_pcmpestri): Likewise.
9226 (sse4_2_pcmpestrm): Likewise.
9227 (sse4_2_pcmpistri): Likewise.
9228 (sse4_2_pcmpistrm): Likewise.
9230 (aeskeygenassist): Likewise.
9232 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
9234 * config/i386/predicates.md (vzeroall_operation): New.
9236 * config/i386/sse.md (avx_vzeroall): New.
9237 (*avx_vzeroall): Likewise.
9239 2008-08-28 Paul Brook <paul@codesourcery.com>
9240 Mark Shinwell <shinwell@codesourcery.com>
9241 Richard Earnshaw <richard.earnshaw@arm.com>
9243 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
9244 (TARGET_MIN_ANCHOR_OFFSET): New.
9245 (arm_override_options): Set correct anchor ranges for Thumb-1
9246 and Thumb-2 if required.
9247 (legitimize_pic_address): Handle case involving a TLS symbol
9248 reference with an addend.
9249 (arm_optimization_options): Enable section anchors at -O1 and
9251 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
9252 * config/arm/arm-protos.h (arm_optimization_options): New.
9254 2008-08-28 Nick Clifton <nickc@redhat.com>
9256 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
9257 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
9260 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
9261 * config/v850/v850.md (return): Remove frame size restriction.
9263 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
9265 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
9267 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
9269 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
9271 2008-08-28 Paul Brook <paul@codesourcery.com>
9273 * config/arm/vfp11.md: Update license notice.
9274 * config/arm/cortex-r4.md: Ditto.
9276 2008-08-28 Richard Guenther <rguenther@suse.de>
9278 PR tree-optimization/37207
9279 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
9282 2008-08-28 Dodji Seketeli <dodji@redhat.com>
9285 * tree.c (int_fits_type_p): Don't forget unsigned integers
9286 of type sizetype which higher end word equals -1.
9288 2008-08-28 Ira Rosen <irar@il.ibm.com>
9290 * target.h (struct vectorize): Add new target builtin.
9291 * tree-vectorizer.c (destroy_loop_vec_info): Call
9292 vect_free_slp_instance instead of vect_free_slp_node.
9293 * tree-vectorizer.h (enum slp_load_perm_type): New.
9294 (struct _slp_instance): Add new fields.
9295 (SLP_INSTANCE_LOAD_PERMUTATION): New.
9296 (SLP_INSTANCE_LOADS): New.
9297 (vect_free_slp_tree): Remove.
9298 (vect_free_slp_instance): Declare.
9299 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
9300 (vectorizable_load): Add argument.
9301 (vect_transform_slp_perm_load): New.
9302 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
9304 (vect_get_place_in_interleaving_chain): New function.
9305 (vect_free_slp_tree): Make static.
9306 (vect_free_slp_instance): New function.
9307 (vect_build_slp_tree): Add new arguments. Allow load permutations and
9308 collect the load location in the interleaving chain.
9309 (vect_supported_slp_permutation_p): New function.
9310 (vect_supported_load_permutation_p): Likewise.
9311 (vect_analyze_slp_instance): In case of loads permutation, call
9312 vect_supported_load_permutation_p to check that the permutation is
9314 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
9315 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
9316 (vect_create_mask_and_perm): New function.
9317 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
9318 (vectorizable_load): Add an argument. Don't keep the created vectors
9319 statements in the node if permutation is required. Call
9320 vect_transform_slp_perm_load to generate the permutation.
9321 (vect_transform_stmt): Add new argument. Call vectorizable_load with
9322 additional argument.
9323 (vect_schedule_slp_instance): In case of loads permutation, allocate
9324 vectorized statements structure for all the related SLP nodes. Call
9325 vect_transform_stmt with addditional argument.
9326 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
9327 * config/spu/spu.c (spu_builtin_vec_perm): New.
9328 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9329 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
9330 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
9331 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9333 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
9335 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
9336 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
9337 __gthread_cond_signal, __gthread_cond_timedwait,
9338 __gthread_cond_timedwait_recursive): New functions.
9339 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
9341 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
9344 2008-08-28 Richard Guenther <rguenther@suse.de>
9347 * fold-const.c (maybe_canonicalize_comparison_1): Require
9348 undefined overflow only for canonicalizing A +- CST cmp CST.
9349 Make sure to not generate new constants that are not inside
9350 their TYPE_MIN/MAX_VALUE range.
9351 (maybe_canonicalize_comparison): Remove undefined overflow
9353 (fold_binary): Remove now duplicate folding.
9355 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9357 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
9358 use not updated in the last change.
9360 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9362 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
9363 (IRA_COVER_CLASSES): Add FPUL_REGS.
9365 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9368 * c-common.c (conversion_warning): Check for null operands.
9370 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9373 * c-decl.c (check_for_loop_decls): Improve error message. Give
9376 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9379 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
9380 (convert_for_assignment): Pass corrent OPT_W* parameter to
9381 WARN_FOR_ASSIGNMENT.
9383 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9386 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
9388 2008-08-27 Paul Brook <paul@codesourcery.com>
9390 * config.gcc: Loosen checks for arm uclinux eabi targets.
9392 2008-08-27 Paul Brook <paul@codesourcery.com>
9394 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
9396 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9398 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
9400 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
9401 the enumerators of an ENUMERAL_TYPE.
9402 * dbxout.c (dbxout_type): Ditto.
9404 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
9407 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
9408 (fwprop_addr): Check that the loop_father is not the outer loop.
9410 2008-08-26 Paul Brook <paul@codesourcery.com>
9412 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
9413 Remove documentation entry for fmul type.
9414 Use fmuls to annotate single-precision multiplication patterns,
9415 fmuld to annotate double-precision multiplication patterns,
9416 fmacs to annotate single-precision multiply-accumulate patterns
9417 and fmacd to annotate double-precision multiply-accumulate patterns.
9418 * config/arm/vfp11.md: Update reservations accordingly.
9419 * config/arm/arm.md: Note that certain values of the "type"
9420 attribute are documented in vfp.md.
9421 * config/arm/arm1020e.md: Remove out of date duplicate comment.
9422 (v10_cvt): Use new fmul types.
9424 2008-08-26 Paul Brook <paul@codesourcery.com>
9426 * config/arm/vfp.md: Move pipeline description for VFP11 to...
9427 * config/arm/vfp11.md: ...here. New.
9428 * config/arm/arm.md: Include vfp11.md.
9430 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
9432 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
9433 parameter to inform call.
9435 2008-08-26 Jeff Law <law@redhat.com>
9437 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
9438 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
9439 preferred class when copying a constant into a partial word register.
9441 2008-08-26 Ben Elliston <bje@au.ibm.com>
9443 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
9444 * cp/typeck.c: Likewise.
9445 * cp/tree.c: Likewise.
9446 * gimple-low.c: Likewise.
9449 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
9451 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
9452 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
9454 * doc/passes.texi: Describe IRA.
9456 * doc/tm.texi (IRA_COVER_CLASSES,
9457 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
9459 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
9460 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
9461 -fira-propagate-cost, -fno-ira-share-save-slots,
9462 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
9464 * flags.h (ira_algorithm): New enumeration.
9465 (flag_ira_algorithm, flag_ira_verbose): New external variable
9468 * postreload.c (gate_handle_postreload): Don't do post reload
9469 optimizations unless the reload is completed.
9471 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
9474 * tree-pass.h (pass_ira): New external variable declaration.
9476 * reload.h: Add 2008 to the Copyright.
9478 * cfgloopanal.c: Include params.h.
9479 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
9482 * params.h (IRA_MAX_LOOPS_NUM): New macro.
9484 * toplev.c (ira.h): New include.
9485 (flag_ira_algorithm, flag_ira_verbose): New external variables.
9486 (backend_init_target): Call ira_init.
9487 (backend_init): Call ira_init_once.
9488 (finalize): Call finish_ira_once.
9490 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
9491 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
9494 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
9495 may_move_out_cost): New external variable declarations.
9496 (move_table): New typedef.
9498 * caller-save.c: Include headers output.h and ira.h.
9499 (no_caller_save_reg_set): New global variable.
9500 (save_slots_num, save_slots): New variables.
9501 (reg_save_code, reg_restore_code, add_stored_regs): Add
9503 (init_caller_save): Set up no_caller_save_reg_set.
9504 (init_save_areas): Reset save_slots_num.
9505 (saved_hard_reg): New structure.
9506 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
9507 (initiate_saved_hard_regs, new_saved_hard_reg,
9508 finish_saved_hard_regs, saved_hard_reg_compare_func): New
9510 (setup_save_areas): Add code for sharing stack slots.
9511 (all_blocks): New variable.
9512 (save_call_clobbered_regs): Process pseudo-register too.
9513 (mark_set_regs): Process pseudo-register too.
9514 (insert_one_insn): Put the insn after bb note in a empty basic
9515 block. Add insn check.
9517 * global.c (eliminable_regset): Make it external.
9518 (mark_elimination): Use DF_LR_IN for IRA.
9519 (pseudo_for_reload_consideration_p): New.
9520 (build_insn_chain): Make it external. Don't ignore spilled
9521 pseudos for IRA. Use pseudo_for_reload_consideration_p.
9522 (gate_handle_global_alloc): New function.
9523 (pass_global_alloc): Add the gate function.
9525 * opts.c (decode_options): Set up flag_ira. Print the warning for
9527 (common_handle_option): Process -fira-algorithm and -fira-verbose.
9529 * timevar.def (TV_IRA, TV_RELOAD): New passes.
9531 * regmove.c (regmove_optimize): Don't do replacement of output for
9534 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
9535 New external variable declarations.
9537 * local-alloc.c (update_equiv_regs): Make it external. Return
9538 true if jump label rebuilding should be done. Rescan new_insn for
9540 (gate_handle_local_alloc): New function.
9541 (pass_local_alloc): Add the gate function.
9543 * alias.c (value_addr_p, stack_addr_p): New functions.
9544 (nonoverlapping_memrefs_p): Use them for IRA.
9546 * common.opt (fira, fira-algorithm, fira-coalesce,
9547 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
9548 fira-verbose): New options.
9550 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
9551 move_cost, may_move_in_cost, may_move_out_cost): Make the
9553 (move_table): Remove typedef.
9554 (init_move_cost): Make it external.
9555 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
9558 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
9559 setup_reg_classes): New function prototypes.
9560 (eliminable_regset): New external variable declaration.
9561 (build_insn_chain, update_equiv_regs): New function prototypes.
9563 * Makefile.in (IRA_INT_H): New definition.
9564 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
9565 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
9566 (reload1.o, toplev.o): Add dependence on ira.h.
9567 (cfgloopanal.o): Add PARAMS_H.
9568 (caller-save.o): Add dependence on output.h and ira.h.
9569 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
9570 ira-emit.o, ira-lives.o): New entries.
9572 * passes.c (pass_ira): New pass.
9574 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
9576 * reload1.c (ira.h): Include the header.
9577 (changed_allocation_pseudos): New bitmap.
9578 (init_reload): Initiate the bitmap.
9579 (compute_use_by_pseudos): Permits spilled registers in FROM.
9580 (temp_pseudo_reg_arr): New variable.
9581 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
9582 IRA. Call alter_reg with the additional parameter. Don't clear
9583 spilled_pseudos for IRA. Restore original insn chain for IRA.
9584 Clear changed_allocation_pseudos at the end of reload.
9585 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
9586 (hard_regno_to_pseudo_regno): New variable.
9587 (count_pseudo): Check spilled pseudos. Set up
9588 hard_regno_to_pseudo_regno.
9589 (count_spilled_pseudo): Check spilled pseudos. Update
9590 hard_regno_to_pseudo_regno.
9591 (find_reg): Use better_spill_reload_regno_p. Check
9592 hard_regno_to_pseudo_regno.
9593 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
9595 (eliminate_regs_1): Use additional parameter for alter_reg.
9596 (finish_spills): Set up pseudo_previous_regs only for spilled
9597 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
9598 more arguments. Don't clear live_throughout and dead_or_set for
9599 spilled pseudos. Use additional parameter for alter_reg. Call
9600 mark_allocation_change. Set up changed_allocation_pseudos.
9601 Remove sanity check.
9602 (emit_input_reload_insns, delete_output_reload): Use additional
9603 parameter for alter_reg. Call mark_allocation_change.
9604 (substitute, gen_reload_chain_without_interm_reg_p): New
9606 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
9608 * testsuite/gcc.dg/20080410-1.c: New file.
9610 * config/s390/s390.h (IRA_COVER_CLASSES,
9611 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
9613 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
9615 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
9617 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
9619 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
9621 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
9623 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
9625 2008-08-24 Jeff Law <law@redhat.com>
9626 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
9627 when ignoring unavailable registers.
9629 2008-08-24 Jeff Law <law@redhat.com>
9630 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
9631 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
9632 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
9633 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
9635 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
9636 * ira-build.c (allocno_range_compare_func): Stabilize sort.
9638 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
9639 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
9640 * reload1.c (find_reg): Process registers in register allocation order.
9642 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9643 * toplev.c (backend_init_target): Move ira_init call from
9645 (lang_dependent_init_target): ...to here.
9647 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9648 * ira.c (setup_class_subset_and_memory_move_costs): Don't
9649 calculate memory move costs for NO_REGS.
9651 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
9652 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
9653 STACK_REGS is defined.
9655 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9656 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
9658 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
9659 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
9661 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
9662 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
9663 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
9666 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
9667 Dorit Nuzman <dorit@il.ibm.com>
9669 * gcc/config/spu/spu.md (vec_extract_evenv4si,
9670 vec_extract_evenv4sf, vec_extract_evenv8hi,
9671 vec_extract_evenv16qi, vec_extract_oddv4si,
9672 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
9673 vec_interleave_highv4sf, vec_interleave_lowv4sf,
9674 vec_interleave_highv4si, vec_interleave_lowv4si,
9675 vec_interleave_highv8hi, vec_interleave_lowv8hi,
9676 vec_interleave_highv16qi, vec_interleave_lowv16qi,
9677 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
9679 2008-08-25 Janis Johnson <janis187@us.ibm.com>
9682 * config/rs6000/rs6000.c (optimization_options): Don't default to
9683 section anchors without toplevel reorder.
9685 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9687 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
9688 (mfc_end_critical_section): Likewise.
9690 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9692 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
9693 all type qualifiers from element type to vector type.
9695 2008-08-25 David Daney <ddaney@avtrex.com>
9697 * config/mips/mips.md (immediate_insn): Move up in file, fix
9698 comment typo, reformat.
9699 (fetchop_bit, atomic_hiqi_op memory_barrier,
9700 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
9701 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
9702 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
9703 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
9704 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
9705 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
9706 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
9707 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
9708 sync_old_nand<mode>, sync_new_nand<mode>,
9709 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
9710 test_and_set_12): Moved to sync.md.
9712 * config/mips/sync.md: New file.
9714 2008-08-25 Richard Henderson <rth@redhat.com>
9716 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
9717 (regsave): Likewise.
9718 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
9719 (output_cfi_directive): Likewise.
9720 (div_data_align): New.
9721 (output_cfi): Use it.
9723 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
9725 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
9726 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
9727 (TARGET_OCTEON): New macro.
9728 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
9729 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
9730 (ISA_HAS_POP): New macro.
9731 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9733 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
9735 * config/mips/mips.md (cpu): Add octeon.
9736 (type): Add pop attribute value.
9737 (popcount<mode>2): New pattern.
9738 * doc/invoke.texi (-march=@var{arch}): Add octeon.
9740 2008-08-24 Jan Hubicka <jh@suse.cz>
9742 * doc/invoke.texi (-fipa-cp-clone): New option.
9743 (-fipa-cp): Update docs.
9744 (--param ipcp-unit-growth):New.
9745 * ipa-cp.c: Include fibheap.h, params.h
9746 (ipcp_initialize_node_lattices): When not cloning, all externally
9747 visible functions are bottom.
9748 (ipcp_need_redirect_p): Accept clones.
9749 (ipcp_insert_stage): Use cost driven heuristics.
9750 (max_count, dead_nodes): New static vars.
9751 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
9752 ipcp_const_param_count): New functions.
9753 * common.opt (ipa-cp-clone): New command line option.
9754 * params.def (ipcp-unit-growth): New.
9756 2008-08-24 Jan Hubicka <jh@suse.cz>
9758 * tree-inline.c (tree_function_versioning): Look harder
9759 for referenced vars.
9761 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
9763 PR tree-optimization/37185
9764 * matrix-reorg.c (transform_access_sites): Update changed stmt.
9766 2008-08-23 Jan Hubicka <jh@suse.cz>
9768 * ipa-cp.c (ipcp_analyze_node): New function.
9769 (ipcp_update_cloned_node): Use it.
9770 (ipcp_init_stage): Likewise.
9771 * ipa-inline.c (function_insertion_hook_holder): New static var.
9772 (analyze_function): Break out from ....
9773 (inline_generate_summary): Here; register insertion hook.
9774 (cgraph_decide_inlining): Remove hook.
9775 (add_new_function): New function.
9777 2008-08-23 Jan Hubicka <jh@suse.cz>
9779 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
9781 2008-08-23 Jan Hubicka <jh@suse.cz>
9783 * ipa-cp.c (constant_val_insert): Remove.
9784 (ipcp_propagate_one_const): Remove.
9785 (ipcp_create_replace_map): Always insert replacements to the map.
9786 (ipcp_insert_stage): Do not try to insert statements by hand.
9787 * tree-inline.c (insert_init_stmt): Break out from ...
9788 (setup_one_parameter): ... here; allow NULL BB pointer.
9789 (tree_function_versioning): Use setup_one_parameter to process
9792 2008-08-23 Jan Hubicka <jh@suse.cz>
9794 * tree.c (decl_address_ip_invariant_p): New function.
9795 * tree.h (decl_address_ip_invariant_p): Declare.
9796 * gimple.c (strip_invariant_refs): Break out from ...
9797 (is_gimple_invariant_address): ... here
9798 (is_gimple_ip_invariant_address): New function.
9799 (is_gimple_ip_invariant): New function.
9800 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
9803 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
9804 (ipcp_lat_is_insertable): All constants are insertable.
9805 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
9806 IPA_CONST_VALUE_REF.
9807 (ipcp_initialize_node_lattices): Propagate all types of operands.
9808 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
9809 (ipcp_create_replace_map): Reformat.
9810 (ipcp_need_redirect_p): Simplify.
9811 (ipcp_insert_stage): Check that argument is used before clonning.
9812 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
9814 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
9815 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
9816 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
9817 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
9818 (jump_func_type): Remove IPA_CONST_VALUE_REF.
9819 * tree-inline.c (tree_function_versioning): Add variables referenced
9822 2008-08-23 Jan Hubicka <jh@suse.cz>
9825 * i386.c (standard_80387_constant_p): Use optimize_size.
9827 2008-08-23 Ira Rosen <irar@il.ibm.com>
9829 PR tree-optimization/37161
9830 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
9831 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
9832 (vect_determine_vectorization_factor): Move the scalar type
9833 retrieval to vect_get_smallest_scalar_type.
9834 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
9835 scalar type. Remove redundant computation.
9836 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
9837 (vect_get_slp_defs): Take the type of RHS into account if
9838 necessary by calling vect_get_smallest_scalar_type. Call
9839 vect_get_constant_vectors with additional argument.
9841 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9844 * doc/invoke.texi (Wwrite-strings): Clarify description.
9846 2008-08-23 Ira Rosen <irar@il.ibm.com>
9848 PR tree-optimization/37174
9849 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
9850 def stmt is a part of the loop before accessing its stmt_vec_info.
9852 2008-08-22 Anatoly Sokolov <aesok@post.ru>
9855 * config/avr/avr.md (UNSPEC_SWAP): New constants.
9856 (*swap): New insn pattern.
9857 (*ashlqi3): Rename from ashlqi3 insn pattern.
9858 (ashlqi3): New expanders.
9859 (*lshrqi3): Rename from lshrqi3 insn pattern.
9860 (lshrqi3): New expanders.
9861 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
9862 lshrqi3_const5, lshrqi3_const6): New splitters.
9863 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
9864 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
9867 2008-08-22 Richard Guenther <rguenther@suse.de>
9869 PR tree-optimization/37078
9870 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
9871 [+INF, +INF] ranges.
9873 2008-08-22 Richard Guenther <rguenther@suse.de>
9875 PR tree-optimization/37143
9876 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
9877 a conversion statement instead of a copy.
9879 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
9882 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
9883 CCCmode, CCOmode and CCSmode destination modes.
9886 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
9887 from different units in a single alternative.
9888 (*vec_extractv2sf_1): Ditto.
9889 (*vec_extractv2si_0): Ditto.
9890 (*vec_extractv2si_1): Ditto.
9891 * config/i386/sse.md (sse2_storehpd): Ditto.
9892 (sse2_storelpd): Ditto.
9893 (sse2_loadhpd): Ditto.
9894 (sse2_loadlpd): Ditto.
9897 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
9898 (popcountsi2): Ditto.
9899 (clzdi2_abm): Ditto.
9900 (popcountdi2): Ditto.
9901 (clzhi2_abm): Ditto.
9902 (popcounthi2): Ditto.
9904 2008-08-22 Richard Guenther <rguenther@suse.de>
9908 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
9909 if the multiplication does not overflow.
9911 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
9913 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
9915 2008-08-21 Richard Henderson <rth@redhat.com>
9917 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
9918 spurrious comma from test.
9919 * configure: Rebuild.
9921 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9924 * builtins.c (fold_builtin_next_arg): Add warning about undefined
9927 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
9929 * c-tree.h (grokfield): New argument.
9930 * c-decl.c (grokfield): Handle new location argument.
9931 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
9933 2008-08-21 Richard Guenther <rguenther@suse.de>
9935 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
9937 2008-08-21 Jan Hubicka <jh@suse.cz>
9939 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
9940 (cgraph_add_function_insertion_hook,
9941 cgraph_remove_function_insertion_hook,
9942 cgraph_call_function_insertion_hooks): New functions.
9943 * cgraph.h (cgraph_add_function_insertion_hook,
9944 cgraph_remove_function_insertion_hook,
9945 cgraph_call_function_insertion_hooks): Declare.
9946 * ipa-reference.c (function_insertion_hook_holder): New variable.
9947 (check_operand, look_for_address_of): When checking late, do not care
9948 about module bitmaps.
9949 (add_new_function): New function.
9950 (generate_summary): Register hooks; zero module bitmaps.
9951 (propagate): Unregister hooks.
9952 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
9953 (add_new_function): New function.
9954 (generate_summary): Register hook.
9955 (propagate): Remove hook.
9957 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
9959 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
9960 * ipa-cp.c (ipcp_update_cloned_node): New function.
9961 (build_const_val): Handle functions correctly; bring type logic
9962 into sync with tree-inline.c
9963 (ipcp_init_stage): Take care of computing stuff needed by
9964 indirect inlining; update clones.
9965 (ipcp_generate_summary): Break out of ipcp_driver.
9966 (ipcp_driver): Do only execution and transformation.
9967 (pass_ipa_cp): Make IPA_PASS.
9968 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
9970 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
9971 ipcp, some info is already available.
9972 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
9973 * tree-inline.c (remap_ssa_name): Unshare expression.
9975 2008-08-21 Richard Guenther <rguenther@suse.de>
9977 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9978 a PHI ask VN if it is already available.
9979 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9980 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9982 2008-08-21 Richard Guenther <rguenther@suse.de>
9985 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
9986 makes sure to produce a result of the correct type.
9988 2008-08-21 Jan Hubicka <jh@suse.cz>
9989 Backport from LTO branch:
9991 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9992 Jan Hubicka <jh@suse.cz>
9995 (init_state, finish_state, set_function_state, generate_summary):
9997 (scan_stmt): Renamed from scan_function. Changed to keep state in
9998 local static vars rather than cgraph aux field.
9999 (propagate): Renamed from static_execute. Changed to keep state in
10000 local static vars rather than cgraph aux field.
10001 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
10002 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
10004 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
10006 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
10007 * ipa-reference.c (init_function_info, generate_summary,
10008 propagate): New functions.
10009 (analyze_function): Call init_function_info.
10010 (static_execute): Stripped into generate_summary and propagate.
10011 (pass_ipa_reference): Made into ipa_opt_pass.
10013 2008-08-21 Richard Guenther <rguenther@suse.de>
10015 PR tree-optimization/37181
10016 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
10018 (extract_range_from_unary_expr): Likewise.
10020 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10022 * diagnostic.c (pedwarn_at): Rename as pedwarn.
10024 * toplev.h (pedwarn_at): Likewise.
10025 * builtins.c: Update all calls to pedwarn.
10026 * c-lex.c: Likewise.
10027 * toplev.c: Likewise.
10028 * c-tree.h: Likewise.
10029 * c-decl.c: Likewise.
10030 * c-errors.c: Likewise.
10031 * c-typeck.c: Likewise.
10032 * c-common.c: Likewise.
10033 * c-parser.c: Likewise.
10035 2008-08-20 Joseph Myers <joseph@codesourcery.com>
10038 * config/sparc/sparc.c (function_arg_slotno): Handle structure
10039 with MODE_VECTOR_INT mode.
10041 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10044 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
10045 initialized outside the current module.
10046 (warn_uninitialized_var): Ignore left-hand side when walking the
10047 trees. Ignore address expressions. Examine VUSE operands in gimple
10048 statements with a variable declaration on the right-hand side.
10050 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
10053 * rtlanal.c (subreg_offset_representable_p): Revert last change.
10055 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10058 * c-common.c (conversion_warning): Do not warn if applying bit-and
10059 operator to unsigned constant that fits in the target type.
10061 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10064 * c-common.c (conversion_warning): Do not warn for artificial
10067 2008-08-20 Richard Guenther <rguenther@suse.de>
10069 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
10070 (extract_range_from_binary_expr): Fall back to constant propagation.
10071 (extract_range_from_unary_expr): Likewise.
10073 2008-08-20 Richard Guenther <rguenther@suse.de>
10075 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
10076 with TREE_THIS_VOLATILE on shared nodes.
10077 (fold_stmt_r): Likewise.
10079 2008-08-20 Jakub Jelinek <jakub@redhat.com>
10082 * c-parser.c (c_parser_attributes): For keywords use canonical
10083 spelling for attr_name.
10085 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10087 * value-prof.c (check_counter): Revert wrong call to error.
10089 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10091 * profile.c: Update calls to inform.
10092 * value-prof.c: Update calls to inform.
10094 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10096 * diagnostic.c (inform): Add an explicit location_t parameter.
10097 * toplev.h (inform): Update declaration.
10098 * builtins.c: Update all calls to inform.
10099 * c-common.c: Likewise.
10100 * c-decl.c: Likewise.
10101 * c-opts.c: Likewise.
10102 * c-pch.c: Likewise.
10103 * c-pragma.c: Likewise.
10104 * c-typeck.c: Likewise.
10105 * coverage.c: Likewise.
10106 * opts.c: Likewise.
10107 * toplev.c: Likewise.
10108 * tree-cfg.c: Likewise.
10109 * tree-ssa.c: Likewise.
10111 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
10114 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
10115 V2DI mode, for SSE4.1, use movq instead of vector set if the
10116 second element is zero and inter-unit moves are OK.
10118 2008-08-20 Richard Guenther <rguenther@suse.de>
10120 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
10121 properly handle conversion/copy chains after tuplification.
10123 2008-08-20 Richard Guenther <rguenther@suse.de>
10125 * passes.c (init_optimization_passes): Move the second
10126 forwprop pass before alias computation. Remove the second
10127 DCE pass. Remove the first dominator and phi copy/const
10130 2008-08-20 Nick Clifton <nickc@redhat.com>
10132 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
10133 support of this feature. Do not assume that a sufficiently new
10134 assembler will support the feature regardless of the target type.
10135 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
10136 * configure: Regenerate.
10138 2008-08-20 Richard Guenther <rguenther@suse.de>
10140 * tree-vrp.c (found_in_subgraph): Remove.
10141 (live): New global static.
10142 (live_on_edge): New function.
10143 (blocks_visited): Remove.
10144 (register_edge_assert_for_2): Use live_on_edge.
10145 (find_conditional_asserts): Remove code dealing with
10146 found_in_subgraph. Do not walk the CFG.
10147 (find_switch_asserts): Likewise.
10148 (find_assert_locations_1): Renamed from find_assert_locations.
10149 Move finding assert locations for conditional and switch
10150 statements first. Update live bitmap. Do not walk the CFG.
10151 (find_assert_locations): New function.
10152 (insert_range_assertions): Remove entry of CFG walk.
10153 Adjust call to find_assert_locations.
10154 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
10155 that only can appear because of fake exit edges but assert we
10156 never try to insert on those.
10157 (fini_pre): Do not remove fake exit edges here...
10158 (execute_pre): ...but here, before committing edge inserts.
10160 2008-08-19 Richard Guenther <rguenther@suse.de>
10162 * passes.c (init_optimization_passes): Exchange store-ccp
10165 2008-08-19 Rafael Espíndola <espindola@google.com>
10167 * varasm.c (weak_decls): Move earlier in the file.
10168 (assemble_external): Add weak decls to the weak_decls list.
10169 (declare_weak): Don't add decls to the weak_decls list.
10171 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
10174 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
10175 before (sse2_shufpd_<mode>).
10177 2008-08-19 Jakub Jelinek <jakub@redhat.com>
10180 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
10181 * tree.c (block_nonartificial_location): Likewise.
10183 2008-08-19 Richard Guenther <rguenther@suse.de>
10185 PR tree-optimization/35972
10186 PR tree-optimization/23094
10187 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
10189 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
10190 handle MISALIGNED_INDIRECT_REF.
10191 (get_ref_from_reference_ops): New helper.
10192 (vn_reference_lookup_pieces): Walk the use-def chain using the
10193 alias-oracle if requested.
10194 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
10195 walking the use-def chain.
10196 (compute_avail): But not here.
10197 (create_component_ref_by_pieces_1): Properly handle
10198 MISALIGNED_INDIRECT_REF.
10199 (do_regular_insertion): Handle fully redundant
10200 expressions after PHI-translation also for SSA_NAME values, not
10201 only constants. Correctly use edoubleprime for that.
10203 2008-08-19 Ira Rosen <irar@il.ibm.com>
10205 * tree-vectorizer.c (supportable_widening_operation): Support
10206 multi-step conversion, return the number of steps in such conversion
10207 and the required intermediate types.
10208 (supportable_narrowing_operation): Likewise.
10209 * tree-vectorizer.h (vect_pow2): New function.
10210 (supportable_widening_operation): Change argument types.
10211 (supportable_narrowing_operation): Likewise.
10212 (vectorizable_type_promotion): Add an argument.
10213 (vectorizable_type_demotion): Likewise.
10214 * tree-vect-analyze.c (vect_analyze_operations): Call
10215 vectorizable_type_promotion and vectorizable_type_demotion with
10216 additional argument.
10217 (vect_get_and_check_slp_defs): Detect patterns.
10218 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
10220 (vect_analyze_slp_instance): Don't fail in case of multiple types.
10221 Call vect_build_slp_tree with correct arguments. Calculate unrolling
10222 factor according to the smallest type in the loop.
10223 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
10224 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
10225 supportable_widening_operation with correct arguments.
10226 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
10227 operands lists according to the number of vector statements in left
10228 or right node, if exists.
10229 (vect_gen_widened_results_half): Remove unused argument.
10230 (vectorizable_conversion): Call supportable_widening_operation,
10231 supportable_narrowing_operation, and vect_gen_widened_results_half
10232 with correct arguments.
10233 (vectorizable_assignment): Change documentation, support multiple
10235 (vectorizable_operation): Likewise.
10236 (vect_get_loop_based_defs): New function.
10237 (vect_create_vectorized_demotion_stmts): Likewise.
10238 (vectorizable_type_demotion): Support loop-aware SLP and general
10239 multi-step conversion. Call vect_get_loop_based_defs and
10240 vect_create_vectorized_demotion_stmts for transformation.
10241 (vect_create_vectorized_promotion_stmts): New function.
10242 (vectorizable_type_promotion): Support loop-aware SLP and general
10243 multi-step conversion. Call vect_create_vectorized_promotion_stmts
10244 for transformation.
10245 (vectorizable_store): Change documentation, support multiple
10247 (vectorizable_load): Likewise.
10248 (vect_transform_stmt): Pass SLP_NODE to
10249 vectorizable_type_promotion and vectorizable_type_demotion.
10250 (vect_schedule_slp_instance): Move here the calculation of number
10251 of vectorized statements for each node from...
10252 (vect_schedule_slp): ... here.
10253 (vect_transform_loop): Call vect_schedule_slp without the last
10256 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
10259 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
10260 to == in assert statement.
10261 (vectorizable_reduction): Fix typo.
10263 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10266 * value-prof.c (check_counter): Dereference pointer to overall
10267 count when printing it.
10269 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10271 * profile.h: Really add it.
10273 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10275 * mcf.c: Really add it.
10277 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
10278 Vinodha Ramasamy <vinodha@google.com>
10280 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
10282 * value-prof.c (check_counter): Fix the counter if
10283 flag_profile_correction is true.
10284 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
10285 tree_mod_subtract_transform):
10286 Follow check_counter parameter change.
10287 * common.opt (fprofile-correction): New option.
10289 * profile.h: Likewise.
10290 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
10291 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
10292 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
10294 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
10295 flag_profile_correction is set.
10297 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
10299 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
10301 2008-08-18 Tomas Bily <tbily@suse.cz>
10303 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
10304 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
10306 * tree-data-ref.c (split_constant_offset_1): Likewise.
10307 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
10308 * tree-sra.c (sra_walk_expr): Likewise.
10309 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
10310 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
10311 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
10312 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
10314 * gimple.c (gimple_assign_unary_nop_p): Likewise.
10315 * tree-vect-transform.c (vectorizable_type_demotion)
10316 (vectorizable_type_promotion): Likewise.
10317 * tree-inline.c (expand_call_inline):
10318 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
10319 (forward_propagate_addr_expr_1, forward_propagate_comparison)
10320 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10321 * expr.c (expand_expr_real_1): Likewise.
10322 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
10323 (gimple_assign_unary_useless_conversion_p): Likewise.
10324 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10325 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
10326 * fold-const.c (fold_unary): Likewise.
10327 * tree.h (CONVERT_EXPR_P): Likewise.
10328 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
10329 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
10331 (register_edge_assert_for_2, extract_range_from_unary_expr)
10332 (register_edge_assert_for_1): Likewise.
10334 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10336 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
10337 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
10338 (enum real_value_const): Delete.
10339 (get_real_const): Delete.
10340 * real.c (get_real_const): Delete.
10341 (dconst_e_ptr): Define.
10342 (dconst_third_ptr): Define.
10343 (dconst_sqrt2_ptr): Define.
10344 * builtins.c: Update all callers.
10346 2008-08-18 Richard Guenther <rguenther@suse.de>
10348 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
10349 statement iterator after statement removal.
10351 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
10353 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
10354 (detect_processor_freebsd): Likewise.
10355 (host_detect_local_cpu): Call newly added functions for FreeBSD.
10357 2008-08-18 Richard Guenther <rguenther@suse.de>
10359 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
10360 and loads have the correct types.
10362 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10365 * c-opts.c (cpp_opts): Remove static.
10366 * c-parser.c (cpp_opts): Declare it extern.
10367 (disable_extension_diagnostics): Handle cpp options.
10368 (enable_extension_diagnostics): Likewise.
10370 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10372 * diagnostics.c (permerror_at): Rename as permerror.
10373 (permerror): Delete.
10374 * toplev.h: Likewise.
10376 2008-08-18 Richard Guenther <rguenther@suse.de>
10378 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
10379 sdse1 and addressables2 passes. Replace dce1 with cddce1.
10380 Move call_cdce before build_alias. Move copyrename2,
10381 cunrolli and ccp2 beafore build_alias. Re-add addressable2
10382 right after final inlining.
10383 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
10384 (pass_build_cfg): But instead via TODO_dump_func.
10386 2008-08-18 Richard Guenther <rguenther@suse.de>
10388 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
10390 (scalarize_init): If we failed to generate some initializers
10391 do not generate zeros for not instantiated members. Instead
10392 rely on the copy out.
10393 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
10394 about missing flow-sensitive alias info only if we have
10397 2008-08-17 Nick Clifton <nickc@redhat.com>
10399 * doc/extend.texi (Function Attributes): Fix typo in description
10400 if hot function attribute.
10402 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
10403 Richard Sandiford <rdsandiford@googlemail.com>
10405 * doc/install.texi (--with-mips-plt): Document.
10406 * doc/invoke.texi (-mplt, -mno-plt): Document.
10407 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
10408 and handle ${with_mips_plt}.
10409 * config/mips/mips.opt (mplt): New option.
10410 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
10411 (TARGET_ABICALLS_PIC2): Likewise.
10412 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
10413 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
10414 (ASM_SPEC): Use !mabi=* instead of !mabi*.
10415 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
10416 to decide whether to output ".option picX" directives.
10417 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
10418 Pass -call_nonpic rather than -KPIC for -mplt.
10419 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
10420 on the command line. Also remove it when -mabi=64 is used without
10422 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
10423 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
10424 TARGET_ABICALLS_PIC0.
10425 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
10427 (mips16_build_function_stub): Only output ".option pic" directives
10428 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
10429 (mips16_build_call_stub): Fix comment and remove redundant
10430 ".set at"/"set .noat" directives.
10431 (mips_function_rodata_section): Use the default behaviour for
10432 TARGET_ABSOLUTE_ABICALLS.
10433 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
10434 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
10435 (mips_restore_gp): Do nothing if the current function doesn't use
10437 (mips_expand_prologue): Only save $gp if the current function uses it.
10438 Use a normal move for TARGET_ABICALLS_PIC0.
10439 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
10441 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
10443 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
10444 of function when handling GLOBAL_POINTER_REGNUM.
10446 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
10449 * common.opt (-fstack-check): Do not declare the variable here.
10450 (-fstack-check=): New option variant.
10451 * doc/invoke.texi (Code Gen Options): Document it.
10452 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
10453 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
10454 (STACK_CHECK_STATIC_BUILTIN): New macro.
10455 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
10456 * opts.c: Include expr.h.
10457 (common_handle_option) <OPT_fold_stack_check_>: New case.
10458 <OPT_fstack_check>: Likewise.
10459 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
10460 consistently in the test for variable-sized types. Adjust for
10461 new behaviour of flag_stack_check.
10462 * explow.c: Include except.h.
10463 (allocate_dynamic_stack_space): Do not take into account
10464 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
10465 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
10466 for variable-sized parameters. Treat all parameters whose size is
10467 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
10468 stack checking is enabled.
10469 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
10470 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
10471 if generic stack checking is enabled.
10472 (expand_function_end): Adjust for new behaviour of flag_stack_check.
10473 * reload1.c (reload): Likewise.
10474 * stmt.c (expand_decl): Assert that all automatic variables have
10475 fixed size at this point and remove dead code.
10476 * flags.h (stack_check_type): New enumeration type.
10477 (flag_stack_check): Declare.
10478 * toplev.c (flag_stack_check): New global variable.
10479 * Makefile.in (opts.o): Add dependency on EXPR_H.
10480 (explow.o): Add dependency on except.h.
10482 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
10484 * config/avr/avr.c (avr_override_options): Reduce value of
10485 PARAM_INLINE_CALL_COST.
10487 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
10489 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
10490 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
10491 lieu of TYPE_MODE (type) throughout.
10493 2008-08-15 Joseph Myers <joseph@codesourcery.com>
10495 * config/arm/arm.c (add_minipool_backward_ref): Check for
10496 8-byte-aligned entries in second case of forcing insertion after a
10497 particular entry. Change third case to avoid inserting
10498 non-8-byte-aligned entries before 8-byte-aligned ones.
10500 2008-08-15 Richard Guenther <rguenther@suse.de>
10502 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
10503 strip components for unknown size accesses.
10505 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
10507 * config/s390/2097.md New file.
10508 * config/s390/s390.md ("z10prop" attribute): Define none,
10509 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
10510 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
10511 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
10512 possible values and apply them to insns as appropriate.
10513 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
10514 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
10515 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
10516 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
10517 ("bfp" mode attribute): Removed. Every occurence replaced
10519 * config/s390/s390.c (struct "z10_cost"): Updated entries.
10520 * config/s390/2084.md (insn_reservation "x_itof"): Updated
10523 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10526 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
10529 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
10531 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
10532 additional argument. Support reduction when duplication is needed due
10533 to data-types of different sizes in the loop.
10534 (get_initial_def_for_induction): Fix printout.
10535 (vect_get_vec_def_for_stmt_copy): Support case where the
10536 vec_stmt_for_operand is a phi node.
10537 (vectorizable_reduction): Support reduction when duplication is needed
10538 due to data-types of different sizes in the loop.
10539 (vectorizable_call): Remove restriction to not vectorize in case we
10540 have data-types of different sizes in the loop.
10541 (vectorizable_conversion): Likewise.
10542 (vectorizable_operation): Likewise.
10543 (vectorizable_type_demotion): Likewise.
10544 (vectorizable_type_promotion): Likewise.
10545 (vectorizable_induction): Add restriction to not vectorize in case
10546 we have data-types of different sizes in the loop.
10548 2008-08-14 Christophe Saout <christophe@saout.de>
10549 Uros Bizjak <ubizjak@gmail.com>
10552 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
10553 (*vec_concatv2di_rex64_sse4_1): Ditto.
10554 (*vec_concatv2di_rex64_sse): Ditto.
10556 2008-08-14 Jakub Jelinek <jakub@redhat.com>
10558 PR middle-end/37103
10559 * fold-const.c (fold_widened_comparison): Do not allow
10560 sign changes that change the result even if shorter type
10561 is wider than arg1_unw's type.
10563 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
10565 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
10566 Skip if the multilib testing specifies -march that does not
10567 agree with the one specified in the testcase.
10569 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10571 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
10572 zero extend SImode values being converted to TFmode before passing
10575 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10577 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
10578 __PPU__ when targeting the Cell/B.E. PPU processor.
10580 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
10582 * gimple.h (gimple_call_set_chain): Accept SSA variables.
10583 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
10584 Rematerialize the static chain, if any.
10585 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
10588 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10590 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
10591 (new_loc_descr): Likewise.
10592 (add_loc_descr): Likewise.
10593 (size_of_loc_descr): Likewise.
10594 (size_of_locs): Likewise.
10595 (output_loc_operands): Likewise.
10596 (output_loc_sequence): Likewise.
10597 (new_reg_loc_descr): New.
10598 (build_cfa_loc): Use it.
10599 (build_cfa_aligned_loc): Likewise.
10600 (one_reg_loc_descriptor): Likewise.
10601 (based_loc_descr): Likewise.
10603 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10606 * doc/invoke.texi (Wmain): Update.
10607 * c-decl.c (start_decl): warn_main is only 0 or 1.
10608 (start_function): Likewise. Fix formatting.
10609 (finish_function): Delete redundant warning.
10610 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
10611 * c-opts (c_common_handle_option): -Wall only has effect if
10612 warn_main is uninitialized. OPT_Wmain is automatically
10613 handled. -pedantic also enables Wmain.
10614 (c_common_post_options): Handle all logic for Wmain here.
10615 * c-common.c (warn_main): Delete.
10616 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
10617 * c-common.h (warn_main): Delete.
10619 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10621 PR middle-end/36701
10622 * expr.c (emit_group_store): Allocate stack temp with the
10623 largest alignment when copying from register to stack.
10625 2008-08-13 Richard Guenther <rguenther@suse.de>
10627 * tree.h (maybe_fold_offset_to_address): Declare.
10628 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
10629 (ccp_fold): Handle pointer conversions the same as fold_stmt.
10630 Likewise for POINTER_PLUS_EXPR.
10631 (maybe_fold_offset_to_reference): Enable disabled code.
10632 (maybe_fold_offset_to_address): New function.
10633 (fold_stmt_r): Use it.
10634 (fold_gimple_assign): Likewise.
10635 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
10636 (gimplify_expr): Likewise.
10638 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10640 * toplev.h (pedwarn_at): Fix declaration.
10642 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10644 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
10645 LINK_SPEC): Use %R in -Y P argument.
10647 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10650 * diagnostic.c (pedwarn_at): New.
10651 * toplev.h (pedwarn_at): Declare.
10652 * c-tree.h (build_enumerator): Update declaration.
10653 * c-decl.c (finish_enum): Update comment.
10654 (build_enumerator): Take a location parameter. Give a pedwarn but do
10655 not perform any conversion.
10656 * c-parser.c (c_parser_enum_specifier): Set correct location for
10659 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10662 * c-common.c (conversion_warning): Use a switch. Ignore boolean
10663 expressions except for conversions to signed:1 bitfields. Handle
10664 COND_EXPR with constant operands.
10666 2008-08-13 Richard Guenther <rguenther@suse.de>
10668 PR tree-optimization/15255
10669 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
10670 (struct oecount_s): New struct and VEC types.
10671 (cvec): New global.
10672 (oecount_hash): New function.
10673 (oecount_eq): Likewise.
10674 (oecount_cmp): Likewise.
10675 (zero_one_operation): New function.
10676 (build_and_add_sum): Likewise.
10677 (undistribute_ops_list): Perform un-distribution of multiplication
10678 and division on the chain of summands.
10679 (should_break_up_subtract): Also break up subtracts for factors.
10680 (reassociate_bb): Delete dead visited statements.
10681 Call undistribute_ops_list. Re-sort and optimize if it did something.
10682 * passes.c (init_optimization_passes): Move DSE before
10684 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
10687 2008-08-12 Janis Johnson <janis187@us.ibm.com>
10689 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
10691 * doc/invoke.texi: Revert unintended checkin.
10693 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
10696 * gcc.c (include_spec_function): Tweak call to find_a_file.
10698 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10700 PR middle-end/37014
10701 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
10702 and TRUTH_ORIF_EXPR.
10703 * dojump.c (do_jump): Likewise.
10705 PR tree-optimization/37084
10706 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
10707 if id->regimplify, don't assume stmt is a cast assignment.
10709 2008-08-12 Anatoly Sokolov <aesok@post.ru>
10711 * final.c (final_scan_insn): Use app_enable/app_disable functions.
10713 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10716 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
10719 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10721 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
10722 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
10724 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
10725 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
10726 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
10727 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
10728 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
10730 * doc/tm.texi (Storage Layout): Remove documentation for
10731 TARGET_FLOAT_FORMAT.
10733 * simplify-rtx.c (simplify_binary_operation_1): Replace
10734 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
10736 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10738 * real.h (struct real_format): New member has_sign_dependent_rounding.
10739 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
10740 spu_single_format, ieee_double_format, mips_double_format,
10741 motorola_double_format, ieee_extended_motorola_format,
10742 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10743 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10744 mips_extended_format, ieee_quad_format, mips_quad_format,
10745 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10746 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10748 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10749 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10750 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10751 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10752 (ROUND_TOWARDS_ZERO): Likewise.
10754 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
10755 (FLOAT_MODE_FORMAT): New macro.
10756 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
10757 (MODE_COMPOSITE_P): ... this new macro.
10758 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10759 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
10760 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
10762 * flags.h: Include "real.h".
10764 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
10765 REAL_MODE_FORMAT_COMPOSITE_P.
10766 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
10768 * doc/tm.texi (Storage Layout): Remove documentation of
10769 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10770 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
10771 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
10772 they only apply to libgcc2.a.
10774 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10776 * config/spu/float_disf.c: New file.
10777 * config/spu/float_unsdisf.c: New file.
10778 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
10779 (LIB2FUNCS_EXCLUDE): Define.
10781 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10782 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10784 * real.h (struct real_format): New member round_towards_zero.
10785 * real.c (round_for_format): Respect fmt->round_towards_zero.
10786 (ieee_single_format, mips_single_format, motorola_single_format,
10787 spu_single_format, ieee_double_format, mips_double_format,
10788 motorola_double_format, ieee_extended_motorola_format,
10789 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10790 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10791 mips_extended_format, ieee_quad_format, mips_quad_format,
10792 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10793 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10795 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
10796 real_format to choose rounding mode when calling MPFR functions.
10797 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
10798 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
10800 * real.h (real_to_decimal_for_mode): Add prototype.
10801 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
10802 Respect target rounding mode when generating decimal representation.
10803 (real_to_decimal): New stub for backwards compatibility.
10804 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
10805 real_to_decimal_for_mode instead of real_to_decimal.
10807 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
10809 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10810 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10812 * real.c (spu_single_format): New variable.
10813 * real.h (spu_single_format): Declare.
10815 * config/spu/spu.c (spu_override_options): Install SFmode format.
10816 (spu_split_immediate): Use integer mode to operate on pieces of
10817 floating-point values in all cases.
10819 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
10820 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
10821 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
10823 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10825 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
10827 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10829 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
10831 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10834 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
10835 on the VAR_DECL instead of TYPE_READONLY on its type.
10837 2008-08-12 Ira Rosen <irar@il.ibm.com>
10839 * tree-vectorizer.c: Depend on langhooks.h.
10840 (supportable_widening_operation): Add two arguments. Support double
10842 (supportable_narrowing_operation): Likewise.
10843 * tree-vectorizer.h (supportable_widening_operation): Add two
10845 (supportable_narrowing_operation): Likewise.
10846 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
10847 supportable_widening_operation with correct arguments.
10848 * tree-vect-transform.c (vectorizable_conversion): Likewise.
10849 (vectorizable_type_demotion): Support double type conversions.
10850 (vectorizable_type_promotion): Likewise.
10851 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
10853 2008-08-11 Michael Matz <matz@suse.de>
10855 * i386/i386.c (override_options): Move initialisation from
10856 flag_schedule_insns_after_reload to here from ...
10857 (optimization_options): ... here.
10859 2008-08-11 Jakub Jelinek <jakub@redhat.com>
10861 PR rtl-optimization/36998
10862 * dwarf2out.c (compute_barrier_args_size_1,
10863 compute_barrier_args_size): Temporarily remove assertions.
10865 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10867 PR middle-end/20644
10868 * tree-ssa.c (struct walk_data): Add new flag
10869 warn_possibly_uninitialized.
10870 (warn_uninitialized_var): Use it.
10871 (warn_uninitialized_vars): New.
10872 (execute_early_warn_uninitialized): Call it.
10873 (execute_late_warn_uninitialized): Likewise.
10875 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10877 PR middle-end/36238
10878 * reload1.c (gen_reload): Guard calls to get_secondary_mem
10879 for memory subregs.
10881 2008-08-09 Jan Hubicka <jh@suse.cz>
10884 * optabs.c (maybe_emit_unop_insn): Remove produced code if
10886 (expand_fix): Be prepared for expansion to fail.
10887 (expand_sfix_optab): Remove instructions if expansion failed.
10889 2008-08-09 Anatoly Sokolov <aesok@post.ru>
10891 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
10892 avr31 architecture.
10893 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
10894 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10896 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10898 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
10899 mips/t-libgcc-mips16 to tmake_file.
10900 * config/mips/mips-protos.h (mips_call_type): New enum.
10901 (mips_pic_base_register, mips_got_load): Declare.
10902 (mips_restore_gp): Take an rtx argument.
10903 (mips_use_pic_fn_addr_reg_p): Declare.
10904 (mips_expand_call): Replace the sibcall_p argument with
10905 a mips_call_type argument. Add a lazy_p parameter.
10906 (mips_split_call): Declare.
10907 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
10908 (MIPS16_PIC_TEMP): Likewise.
10909 (reg_class): Delete M16_NA_REGS.
10910 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10911 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
10912 (mips_split_hi_p): Declare.
10913 * config/mips/mips.c (mips_split_hi_p): New array.
10914 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
10915 (mips_got_symbol_type_p): New function.
10916 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
10917 (mips16_stub_function_p): New function.
10918 (mips16_local_function_p): Likewise.
10919 (mips_use_pic_fn_addr_reg_p): Likewise.
10920 (mips_cannot_force_const_mem): Return false for HIGHs.
10921 Extend CONST_INT and symbolic handling to MIPS16, using
10922 mips_symbol_insns to check that the base symbol type is a
10923 legitimate constant. Reject GOT-based constants if
10924 TARGET_MIPS16_PCREL_LOADS.
10925 (mips_const_insns): Check targetm.cannot_force_const_mem when
10926 decomposing a symbolic base and a large offset.
10927 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
10928 When calling a function that needs $25 from MIPS16 code,
10929 move the target address into $25 separately and add a USE
10931 (mips16_gp_pseudo_reg): Insert the initializer immediately
10932 before the first real insn.
10933 (mips_pic_base_register, mips_got_load): New functions.
10934 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
10935 parameter to LOW_OUT. Say that it can be any valid SET_SRC
10936 when splitting a load-address operation. Split SYMBOL_GOT_DISP
10937 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
10938 (mips_call_tls_get_addr): Update the call to mips_expand_call,
10939 also passing NULL_RTX rather than const0_rtx as the aux argument.
10940 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
10941 instead of TARGET_EXPLICIT_RELOCS.
10942 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
10943 (mips_load_call_address): Replace the sibcall_p argument with
10944 a mips_call_type argument. Use mips_got_load.
10945 (mips16_local_alias): New structure.
10946 (mips16_local_aliases): New variable.
10947 (mips16_local_aliases_hash): New function.
10948 (mips16_local_aliases_eq): Likewise.
10949 (mips16_local_alias): Likewise.
10950 (mips16_stub_function): Likewise.
10951 (mips16_build_function_stub): Create a local alias for the target
10952 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
10953 .cpload directive and an R_MIPS_NONE relocation for the target
10954 function, then load the alias rather than the function itself.
10955 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
10956 (mips16_copy_fpr_return_value): Use mips16_stub_function and
10957 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
10958 (mips16_build_call_stub): Replace the FN parameter with an
10959 FN_PTR parameter. Force the address into a register if it
10960 isn't a call_insn_operand; don't rely on the caller to do this.
10961 If a call to a locally-defined and locally-binding MIPS16
10962 function must be made indirectly, redirect the call to the
10963 function's local alias. Use mips16_stub_function_p,
10964 mips16_stub_function, mips_expand_call and use_reg.
10965 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
10966 Use explicit %hi and %lo accesses where possible.
10967 Use MIPS_CALL to generate the correct code form of a
10968 jal instruction. Add clobbers of $18 instead of uses.
10969 Update the call to mips_emit_call_insn.
10970 (mips_expand_call): Replace the SIBCALL_P argument with a
10971 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
10972 Take a LAZY_P parameter. Call mips16_build_call_stub first,
10973 allowing it to modify the call address. Update the calls to
10974 mips_load_call_address and mips_emit_call_insn.
10975 (mips_split_call): New function.
10976 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
10977 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
10978 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
10979 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
10980 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
10982 (mips_cprestore_slot): New function.
10983 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
10984 and use mips_cprestore_slot.
10985 (mips_output_function_prologue): Handle TARGET_MIPS16 for
10987 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
10988 then use a copygp_mips16 instruction to set up $28.
10989 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
10990 (mips16_lay_out_constants): Call split_all_insns_noflow.
10991 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
10992 false if TARGET_MIPS16.
10993 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
10994 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
10995 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
10996 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
10997 MIPS16 code. Allow MIPS16 o32 PIC.
10998 (mips_override_options): Allow MIPS16 o32 PIC.
10999 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
11000 after reload if TARGET_USE_GOT.
11001 (UNSPEC_COPYGP): New constant.
11002 (length): Use a default length of 8 for MIPS16 GOT loads.
11003 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
11004 (*got_page<mode>): Check mips_split_hi_p.
11005 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
11006 (unspec_got<mode>, unspec_call<mode>): New expanders.
11007 (load_got<mode>, load_call<mode>): Remove the length attributes.
11008 Use a got attribute instead of a type attribute.
11009 (copygp_mips16): New insn.
11010 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
11011 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
11012 (sibcall, sibcall_value, call, call_value): Update the calls
11013 to mips_expand_call.
11014 (call_internal, call_value_internal): Use mips_split_call.
11015 (call_value_multiple_internal): Likewise.
11016 (call_split): Move after call_internal (the insn it is split from).
11017 (call_internal_direct, call_value_internal_direct): Turn into
11018 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
11019 (call_direct_split, call_value_direct_split): New patterns.
11020 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
11021 and use M16_REGS instead of M16_NA_REGS.
11022 * config/mips/predicates.md (const_call_insn_operand): Replace
11023 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
11024 mips_use_pic_fn_addr_reg_p check.
11025 (move_operand): Reject HIGHs if mips_split_hi_p.
11026 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
11027 (__mips16_floatunsisf): Inline __mips16_floatsisf.
11028 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
11029 * config/mips/libgcc-mips16.ver: New file.
11030 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
11031 $(srcdir)/config/mips/libgcc-mips16.ver.
11033 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11035 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
11037 (mips_unspec_address, mips_unspec_offset_high): Likewise.
11038 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
11039 (mips16_cfun_returns_in_fpr_p): Likewise.
11041 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11043 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
11044 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
11045 rather than 4 to PC.
11047 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11049 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
11050 (FUNCTION_PROFILER): Save the static chain pointer into $2
11051 beforehand and restore it aftewards.
11052 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
11053 address directly into $25 and call the function through $25;
11054 do not clobber $3. Pad the DImode version to cover the space
11055 left by the deleted $25 <- $3 move.
11056 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
11057 the removal of the $25 <- $3 move.
11058 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
11059 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
11061 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11062 Daniel Jacobowitz <dan@codesourcery.com>
11064 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
11065 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
11066 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
11067 * config/mips/mips.c (mips_start_function_definition): New function.
11068 (mips_end_function_definition): Likewise.
11069 (mips_output_function_prologue): Use mips_start_function_definition.
11070 (mips_output_function_epilogue): Use mips_end_function_definition.
11071 (build_mips16_function_stub): Use mips_start_function_definition
11072 and mips_end_function_definition.
11073 (build_mips16_call_stub): Likewise.
11075 2008-08-09 Richard Guenther <rguenther@suse.de>
11077 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
11078 * gimple.h (gimple_call_fn): Adjust comment.
11079 (gimple_call_set_fndecl): New function.
11080 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
11081 longer having bare FUNCTION_DECL operand.
11082 (gimple_call_return_type): Likewise.
11083 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
11085 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
11086 (gimple_mod_pow2): Likewise.
11087 (gimple_mod_subtract): Likewise.
11088 (gimple_ic): Likewise.
11089 (gimple_stringop_fixed_value): Likewise.
11090 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
11091 longer having bare FUNCTION_DECL operand.
11092 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
11093 * omp-low.c (optimize_omp_library_calls): Likewise.
11094 * cgraphunit.c (update_call_expr): Likewise.
11095 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
11096 (execute_convert_to_rsqrt): Likewise.
11097 * cfgexpand.c (gimple_to_tree): Simplify.
11098 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
11099 bare FUNCTION_DECL operand.
11100 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
11101 (convert_gimple_call): Use gimple_call_fndecl.
11102 * c-common.c (c_warn_unused_result): Likewise.
11104 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11107 * c-typeck.c (digest_init): Call verify_sequence_points from here.
11108 (c_finish_return): Likewise.
11109 (c_start_case): Likewise.
11110 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
11111 * c-parser.c (c_parser_condition): New. Call
11112 verify_sequence_points.
11113 (c_parser_paren_condition): Call c_parser_condition.
11114 (c_parser_for_statement): Call c_parser_condition.
11116 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11119 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
11120 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
11121 Moved from diagnostic.h
11122 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
11124 (emit_diagnostic): New.
11125 (warning0, pedwarn0): Delete.
11126 (warning, warning_at, pedwarn, permerror): Return bool.
11127 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
11128 Moved to diagnostic.c.
11129 (struct diagnostic_context): Use correct type for
11130 classify_diagnostic.
11131 (diagnostic_report_diagnostic): Update declaration.
11132 (emit_diagnostic): Declare.
11133 * errors.c (warning): Return bool.
11134 * errors.h (warning): Update declaration.
11135 * toplev.h (warning0, pedwarn0): Delete.
11136 (warning, warning_at, pedwarn, permerror): Return bool.
11137 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
11138 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
11139 inform. Update all calls.
11140 (diagnose_mismatched_decls): Check return value of warning/pedwarn
11141 before giving informative note.
11142 (implicit_decl_warning): Likewise.
11143 * c-typeck.c (build_function_call): Likewise.
11144 * tree-sssa.c (warn_uninit): Likewise.
11145 * builtins.c (gimplify_va_arg_expr): Likewise.
11147 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11150 * doc/invoke.texi (-Wextra): Move warning from here...
11151 (-Wuninitialized): ... to here.
11153 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11156 * flags.h (set_Wunused): Delete
11157 * toplev.c (process_options): Handle Wunused flags here.
11158 * opts.c (maybe_warn_unused_parameter): Delete.
11159 (common_handle_option): Replace set_Wunused by warn_unused.
11160 (set_Wextra): Do not handle Wunused-parameter here.
11161 (set_Wunused): Delete.
11162 * c-opts.c (c_common_handle_option): Replace set_Wunused by
11164 * common.opt (Wunused): Add Var and Init.
11165 (Wunused-function): Likewise.
11166 (Wunused-label): Likewise.
11167 (Wunused-parameter): Likewise.
11168 (Wunused-value): Likewise.
11169 (Wunused-variable): Likewise.
11171 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
11173 * doc/invoke.texi: Add cpu_type power7.
11174 * config.in (HAVE_AS_VSX): New.
11175 * config.gcc: Add cpu_type power7.
11176 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
11178 * configure: Regenerate.
11179 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
11181 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
11182 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
11183 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
11185 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
11187 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
11188 type to vectorize.builtin_conversion.
11189 (vectorizable_conversion): Likewise.
11190 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
11191 integral type as input.
11192 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
11194 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
11195 and ALTIVEC_BUILTIN_VCTSXS.
11196 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
11199 2008-08-08 Richard Guenther <rguenther@suse.de>
11201 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
11202 (surely_varying_stmt_p): Calls are varying only if they are
11203 non-builtin and not indirect or have no result.
11204 (ccp_fold): Re-instantiate code before the tuples merge.
11206 2008-08-08 Richard Guenther <rguenther@suse.de>
11208 PR tree-optimization/37056
11209 * gimple.h (gimple_assign_rhs_class): New helper function.
11210 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
11211 unary operations properly.
11213 2008-08-07 Jan Hubicka <jh@suse.cz>
11215 * i386.h (ix86_size_cost): Declare.
11216 (ix86_cur_cost): New function macro.
11217 * i386.md (peepholes expanding size and splitters): Predicate by
11218 optimize_insn_for_speed_p.
11219 (peepholes reduce size and splitters): Predicate by
11220 optimize_insn_for_size_p.
11221 * i386.c (ix86_size_cost): Rename from ...
11222 (size_cost): This one.
11223 (override_options): Update.
11224 (decide_alg): Likewise.
11225 (ix86_expand_clear): Use RTL profile.
11226 (ix86_pad_returns): Use RTL profile.
11228 2008-08-07 Jan Hubicka <jh@suse.cz>
11230 * recog.c (split_all_insns): Set RTL profile
11231 (peephole2_optimize): Likewise.
11232 * function.c (thread_prologue_and_epilogue_insns): Likewise.
11233 * combine.c (combine_instructions): Likewise.
11235 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11237 * c-common.c (c_common_reswords): Also warn about keyword "bool".
11239 2008-08-07 Bob Wilson <bob.wilson@acm.org>
11241 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
11242 value in a6 after the set_frame_ptr insn.
11244 2008-08-07 Richard Henderson <rth@redhat.com>
11247 * gcc.c (cpp_options): Pass along -g*.
11249 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11251 * config/arm/arm.c (output_move_neon): Update comment describing
11252 big-endian vector layout.
11253 (arm_assemble_integer): Do not handle big-endian NEON vectors
11255 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
11256 neon_vget_lane<mode>_sext_internal,
11257 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
11258 element indices for big-endian.
11260 2008-08-07 Richard Henderson <rth@redhat.com>
11262 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
11263 * configure, config.in: Rebuild.
11264 * debug.h (dwarf2out_do_cfi_asm): Declare.
11265 * c-cppbuiltin.c (c_cpp_builtins): Use it.
11266 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
11267 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
11268 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
11270 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11272 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11273 movv2si_internal): Combine into mov<mode>_internal.
11274 (movv2si_internal_2): Remove.
11276 2008-08-07 Jan Hubicka <jh@suse.cz>
11279 * i386.md (single stringop patterns): Enable unconditionally.
11281 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
11284 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
11286 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
11287 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
11289 * config/i386/sse.md (sse2_movq128): New.
11291 * doc/extend.texi: Document __builtin_ia32_movq128.
11293 2008-08-07 Richard Guenther <rguenther@suse.de>
11295 PR middle-end/37042
11296 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
11297 pointers can access anything.
11299 2008-08-06 Jan Hubicka <jh@suse.cz>
11301 * optabs.c (emit_unop_insn): Break out to ...
11302 (maybe_emit_unop_insn): ... this one.
11303 (expand_sfix_optab): Use maybe variant.
11304 * optabs.h (maybe_emit_unop_insn): Declare.
11306 * i386.md (mov0 patterns): Enable by default.
11307 (FP conversion expanders): Disable expansion of code expanding
11308 sequences when instruction should be optimized for size.
11309 (single strinop patterns): Enable when optimizing for size.
11310 (string expanders): Disable expanding of code expanding sequences
11311 when optimizning instruction for size.
11312 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
11314 (ix86_fp_comparison_sahf_cost): Likewise.
11315 (ix86_expand_branch): Likewise.
11316 (ix86_expand_ashl_const): Likewise.
11317 (ix86_split_ashl): Likewise.
11318 (ix86_expand_strlen): Likewise.
11319 (ix86_emit_fp_unordered_jump): Likewie.
11321 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11323 * c-common.c: Fix typo.
11324 (c_common_reswords): Activate more C++ keyword warnings.
11326 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
11328 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11331 * diagnostic.c (permerror_at): New.
11332 * toplev.h (permerror_at): Declare.
11334 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
11335 Ira Rosen <irar@il.ibm.com>
11337 * tree-vect-transform.c (vect_model_simple_cost): Return
11338 immediately if stmt is pure SLP.
11339 (vect_model_store_cost): Ditto.
11340 (vect_model_load_cost): Ditto.
11341 (vectorizable_store): Remove PURE_SLP check before call
11342 to vect_model_store_cost.
11343 (vect_model_store_cost): When checking whether stmt describe
11344 strided access, add a check that it is not slp_node.
11346 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11349 * c-common.c (warn_for_sign_compare): New. Handle separately the
11350 case that 'constant' is zero.
11351 * c-typeck.c (build_binary_op): Move code to c-common.c
11353 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11355 * config/alpha/alpha.c (alpha_preferred_reload_class,
11356 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
11357 alpha_output_mi_thunk_osf): Avoid C++ keywords.
11358 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
11359 * config/arm/arm.md: Likewise.
11360 * config/avr/avr-protos.h (preferred_reload_class,
11361 test_hard_reg_class, avr_simplify_comparison_p,
11362 out_shift_with_cnt, class_max_nregs): Likewise.
11363 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
11364 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
11365 preferred_reload_class, test_hard_reg_class): Likewise.
11366 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
11367 bfin_memory_move_cost, bfin_secondary_reload,
11368 bfin_output_mi_thunk): Likewise.
11369 * config/crx/crx.c (crx_secondary_reload_class,
11370 crx_memory_move_cost): Likewise.
11371 * config/frv/frv-protos.h (frv_secondary_reload_class,
11372 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
11373 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
11374 frv_secondary_reload_class, frv_class_likely_spilled_p,
11375 frv_class_max_nregs): Likewise.
11376 * config/h8300/h8300.c (h8300_classify_operand,
11377 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
11379 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
11380 * config/ia64/ia64.c (ia64_preferred_reload_class,
11381 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
11382 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
11383 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
11385 * config/m68hc11/m68hc11.c (preferred_reload_class,
11386 m68hc11_memory_move_cost): Likewise.
11387 * config/mcore/mcore.c (mcore_secondary_reload_class,
11388 mcore_reload_class): Likewise.
11389 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
11390 mips_class_max_nregs, mips_cannot_change_mode_class,
11391 mips_preferred_reload_class, mips_secondary_reload_class,
11392 mips_output_mi_thunk): Likewise.
11393 * config/mmix/mmix.c (mmix_preferred_reload_class,
11394 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
11396 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
11398 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
11399 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
11400 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11401 * config/rs6000/rs6000.c (paired_expand_vector_init,
11402 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
11403 compare_section_name, rs6000_memory_move_cost): Likewise.
11404 * config/s390/s390.c (s390_emit_compare_and_swap,
11405 s390_preferred_reload_class, s390_secondary_reload,
11406 legitimize_pic_address, legitimize_tls_address,
11407 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
11408 s390_class_max_nregs): Likewise.
11409 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11410 * config/s390/s390.md: Likewise.
11411 * config/score/score-protos.h (score_secondary_reload_class,
11412 score_preferred_reload_class): Likewise.
11413 * config/score/score.c (score_preferred_reload_class,
11414 score_secondary_reload_class): Likewise.
11415 * config/score/score3.c (score3_output_mi_thunk,
11416 score3_preferred_reload_class, score3_secondary_reload_class,
11417 score3_hard_regno_mode_ok): Likewise.
11418 * config/score/score3.h (score3_preferred_reload_class,
11419 score3_secondary_reload_class): Likewise.
11420 * config/score/score7.c (score7_output_mi_thunk,
11421 score7_preferred_reload_class, score7_secondary_reload_class,
11422 score7_hard_regno_mode_ok): Likewise.
11423 * config/score/score7.h (score7_preferred_reload_class,
11424 score7_secondary_reload_class): Likewise.
11425 * config/sh/sh.c (prepare_move_operands, output_far_jump,
11426 output_branchy_insn, add_constant, gen_block_redirect,
11427 sh_insn_length_adjustment, sh_cannot_change_mode_class,
11428 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
11429 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11430 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
11431 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
11432 xstormy16_preferred_reload_class): Likewise.
11433 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
11434 xtensa_expand_atomic, override_options,
11435 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
11437 * reorg.c (try_merge_delay_insns): Likewise.
11438 * tree.c (merge_dllimport_decl_attributes): Likewise.
11440 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
11442 2008-08-06 Michael Matz <matz@suse.de>
11444 * Makefile.in (write_entries_to_file): Quote words.
11445 * gengtype.c: (read_input_line): Skip over leading white-space.
11447 2008-08-06 Marc Gauthier <marc@tensilica.com>
11449 * config.gcc: Match more processor names for Xtensa.
11450 * configure.ac: Likewise.
11451 * doc/install.texi (Specific): Likewise.
11452 * configure: Regenerate.
11454 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11456 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
11457 * calls.c (avoid_likely_spilled_reg): Likewise.
11458 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
11459 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
11460 * config/i386/i386.c (ix86_expand_special_args_builtin,
11461 ix86_secondary_reload): Likewise.
11462 * except.c (struct eh_region, gen_eh_region_catch,
11463 remove_unreachable_regions, duplicate_eh_regions,
11464 assign_filter_values, build_post_landing_pads,
11465 sjlj_find_directly_reachable_regions, remove_eh_handler,
11466 reachable_next_level, foreach_reachable_handler,
11467 can_throw_internal_1, can_throw_external_1,
11468 collect_one_action_chain): Likewise.
11469 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
11470 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
11471 * function.c (update_temp_slot_address, instantiate_new_reg,
11472 instantiate_virtual_regs_in_rtx,
11473 instantiate_virtual_regs_in_insn): Likewise.
11474 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
11475 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
11476 gimplify_cleanup_point_expr): Likewise.
11477 * ipa-cp.c (ipcp_lattice_changed): Likewise.
11478 * passes.c (next_pass_1): Likewise.
11479 * print-tree.c (print_node_brief, print_node): Likewise.
11480 * profile.c (branch_prob): Likewise.
11481 * tree-dump.c (dump_register): Likewise.
11482 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
11484 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
11485 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
11486 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
11487 copy_arguments_for_versioning, copy_static_chain): Likewise.
11488 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
11489 add_new_name_mapping, register_new_name_mapping): Likewise.
11490 * tree-mudflap.c (mf_xform_derefs): Likewise.
11491 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
11492 get_init_expr, combine_chains): Likewise.
11493 * tree-pretty-print.c (dump_generic_node): Likewise.
11494 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
11495 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
11496 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
11497 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
11499 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11501 PR middle-end/37010
11502 * calls.c (expand_call): Use the biggest preferred stack
11505 2008-08-06 Michael Matz <matz@suse.de>
11508 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
11509 for reused reload, instead of overwriting them.
11511 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11513 PR middle-end/37009
11514 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
11515 for incoming stack boundary.
11517 * function.c (assign_parm_find_entry_rtl): Update
11518 parm_stack_boundary.
11520 * function.h (rtl_data): Add parm_stack_boundary.
11522 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
11523 parm_stack_boundary for incoming stack boundary.
11525 2008-08-06 Joseph Myers <joseph@codesourcery.com>
11527 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
11528 for unrepresentable subregs or treat them as equal to other regs
11529 or subregs with the same register number.
11531 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
11533 PR middle-end/35432
11534 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
11537 2008-08-06 Jan Hubicka <jh@suse.cz>
11539 * predict.c (maybe_hot_frequency_p): When profile is absent, all
11540 frequencies might be hot.
11542 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
11544 * reload.c (find_reloads): Force constants into literal pool
11545 also if they are wrapped in a SUBREG.
11547 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11550 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
11551 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
11552 Don't allow predicated instructions for data speculation.
11553 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
11556 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11558 * haifa-sched.c (extend_global): Split to extend_global_data and
11559 extend_region_data. Update all uses.
11560 (extend_all): Rename to extend_block_data.
11562 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11564 * sched-rgn.c (new_ready): Check if instruction can be
11565 speculatively scheduled before attempting speculation.
11566 (debug_rgn_dependencies): Remove wrongful assert.
11568 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11570 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
11572 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11574 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
11575 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
11576 va_size, and type_size.
11578 2008-08-04 Jason Merrill <jason@redhat.com>
11581 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
11582 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
11584 2008-08-05 Richard Henderson <rth@redhat.com>
11586 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
11587 * configure: Rebuild.
11589 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11592 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
11593 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
11596 2008-08-05 Richard Henderson <rth@redhat.com>
11598 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
11599 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
11600 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
11601 * common.opt (fdwarf2-cfi-asm): New.
11602 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
11603 * config.in, configure: Rebuild.
11604 * dwarf2asm.c (dw2_asm_output_data_raw): New.
11605 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
11607 (dw2_force_const_mem): Externalize.
11608 * dwarf2asm.h: Update.
11609 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
11610 generate a real label.
11611 (output_cfi_directive): New.
11612 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
11613 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
11614 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
11616 (dwarf2out_end_epilogue): Emit .cfi_endproc.
11617 (output_loc_operands_raw, output_loc_sequence_raw): New.
11618 (output_cfa_loc_raw): New.
11620 2008-08-05 Paul Brook <paul@codesourcery.com>
11622 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
11623 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
11624 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
11625 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
11626 * config/arm/arm.h (TARGET_VFPD32): Define.
11627 (TARGET_VFP3): Use TARGET_VFPD32.
11628 (fputype): Add FPUTYPE_VFP3D16.
11629 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
11630 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
11631 * config/arm/arm-cores.def: Add cortex-r4f.
11632 * config/arm/arm-tune.md: Regenerate.
11634 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11636 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
11637 Reword some comments throughout the file.
11639 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
11640 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
11641 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
11642 MFC_MIN_DMA_LIST_ELEMENTS.
11643 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
11644 MFC_MAX_DMA_LIST_ELEMENTS.
11646 (MFC_START_ENABLE): Remove PPU-only define.
11647 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
11648 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
11650 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
11651 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
11652 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
11653 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
11654 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
11655 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
11656 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
11658 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
11659 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
11660 (mfc_sdcrt, mfc_sdcrtst): Likewise.
11661 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
11663 (spu_read_machine_status): Fix typo.
11665 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11667 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
11668 SUBREG of multi-word hard register.
11669 * config/spu/spu.c (valid_subreg): Likewise.
11670 (adjust_operand): Handle SUBREGs of multi-word hard registers.
11672 2008-08-04 Richard Guenther <rguenther@suse.de>
11674 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
11675 the candidate with the stripped base if that base is different
11676 from the original base even for offset zero.
11678 2008-08-04 Richard Guenther <rguenther@suse.de>
11680 PR middle-end/36691
11681 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
11682 check for no_overflow.
11684 2008-08-04 Richard Guenther <rguenther@suse.de>
11686 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
11688 2008-08-04 Paul Brook <paul@codesourcery.com>
11690 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
11691 (arm_order_regs_for_local_alloc): New function.
11692 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
11694 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
11696 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11699 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
11700 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
11701 (ix86_expand_epilogue): Likewise.
11703 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11705 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
11708 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11710 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
11711 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
11712 (*movv2sf_internal_rex64): Ditto.
11714 2008-08-03 Jan Hubicka <jh@suse.cz>
11716 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
11717 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
11718 * expmed.c (expand_smod_pow2): Likewise.
11720 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11723 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
11724 alternative 0 of operand 1.
11725 (*vec_concatv2di_rex64_sse): Ditto.
11726 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
11728 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
11729 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
11730 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
11731 (*movv2sf_internal_rex64): Ditto.
11733 2008-08-02 Richard Guenther <rguenther@suse.de>
11736 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
11737 (ssedoublesizemode): New mode attribute.
11738 (sse_shufps): Call gen_sse_shufps_v4sf.
11739 (sse_shufps_1): Macroize.
11740 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
11741 (sse2_shufpd_1): Macroize.
11742 (vec_extract_odd, vec_extract_even): New expanders.
11743 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
11744 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
11745 * i386.c (ix86_expand_vector_init_one_nonzero): Call
11746 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
11747 (ix86_expand_vector_set): Likewise.
11748 (ix86_expand_reduc_v4sf): Likewise.
11750 2008-08-01 Doug Kwan <dougkwan@google.com>
11752 * matrix-reorg.c: Re-enable all code.
11753 (struct malloc_call_data): Change CALL_STMT to gimple type.
11754 (collect_data_for_malloc_call): Tuplify.
11755 (struct access_site_info): Change STMT to gimple type.
11756 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
11757 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
11758 (struct free_info): Change STMT to gimple type.
11759 (struct matrix_access_phi_node): Change PHI to gimple type.
11760 (get_inner_of_cast_expr): Remove.
11761 (may_flatten_matrices_1): Tuplify.
11762 (may_flatten_matrices): Ditto.
11763 (mark_min_matrix_escape_level): Ditto.
11764 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
11765 (ssa_accessed_in_call_rhs): New
11766 (ssa_accessed_in_assign_rhs): New
11767 (record_access_alloc_site_info): Tuplify.
11768 (add_allocation_site): Ditto.
11769 (analyze_matrix_allocation_site): Ditto.
11770 (analyze_transpose): Ditto.
11771 (get_index_from_offset): Ditto.
11772 (update_type_size): Ditto.
11773 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
11774 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
11775 (analyze_accesses_for_phi_node): Tuplify.
11776 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
11777 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
11778 (analyze_matrix_accesses): Tuplify.
11779 (check_var_data): New call-back type for check_var_notmodified_p.
11780 (check_var_notmodified_p): Tuplify and use call-back struct to
11781 return statement found.
11782 (can_calculate_expr_before_stmt): Factor out statement related code
11784 (can_calculate_stmt_before_stmt): New.
11785 (check_allocation_function): Tuplify.
11786 (find_sites_in_func): Ditto.
11787 (record_all_accesses_in_func): Ditto.
11788 (transform_access_sites): Ditto.
11789 (transform_allocation_sites): Ditto.
11790 (matrix_reorg): Re-enable.
11791 (gate_matrix_reorg): Re-enable.
11793 2008-08-01 Jakub Jelinek <jakub@redhat.com>
11795 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
11796 for labels for which it hasn't been set yet. If it has been set,
11797 stop walking insns and continue with next worklist item.
11798 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
11799 if the only BARRIER is at the very end of a function.
11801 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11803 * cfgexpand.c (expand_stack_alignment): Assert that
11804 stack_realign_drap and drap_rtx must match.
11806 * function.c (instantiate_new_reg): If DRAP is used to realign
11807 stack, replace virtual_incoming_args_rtx with internal arg
11810 2008-08-01 Richard Guenther <rguenther@suse.de>
11812 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
11813 loop information only if we initialized it.
11814 (execute_pre): Call fini_pre with in_fre.
11815 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
11816 if we do not unroll because we hit max-completely-peeled-insns.
11817 Use our estimation for consistency, do allow shrinking.
11819 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11821 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
11822 with MIN_STACK_BOUNDARY.
11823 (ix86_update_stack_boundary): Likewise.
11824 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
11827 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
11828 (MIN_STACK_BOUNDARY): This.
11830 2008-08-01 Richard Guenther <rguenther@suse.de>
11832 PR middle-end/36997
11833 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
11835 2008-08-01 Richard Guenther <rguenther@suse.de>
11837 PR tree-optimization/36988
11838 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
11839 do not matter if that doesn't change volatile qualification.
11841 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
11843 * configure.ac: Do not generate libada-mk. Do not subst
11844 host_cc_for_libada.
11845 * libada-mk.in: Remove.
11846 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
11847 * configure: Regenerate.
11849 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
11851 * tree-pass.h: Added comment about not dumping passes with name
11852 starting with star in struct opt_pass.
11853 * passes.c (register_dump_files_1): Don't do dump for a pass with
11854 name starting with star.
11855 * doc/passes.texi (Pass manager): Mention pass names and special
11856 meaning of star prefix to avoid dump.
11858 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
11860 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
11862 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
11863 (ISA_MIPS64R2): New macro.
11864 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
11865 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
11866 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
11867 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
11868 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
11869 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
11870 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
11871 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
11872 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
11873 Move up to keep list alphabetically sorted.
11874 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
11875 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
11877 * doc/invoke.texi (MIPS Options): Add -mips64r2.
11878 (-march=@var{arch}): Add mips64r2.
11880 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11882 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
11884 2008-07-31 Steve Ellcey <sje@cup.hp.com>
11886 * expr.c (expand_assignment): Check for complete type.
11888 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11891 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
11893 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
11894 for stack alignment.
11896 * function.h (rtl_data): Add stack_realign_tried. Update comments.
11898 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
11900 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
11901 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
11903 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11905 PR rtl-optimization/36419
11906 * dwarf2out.c (barrier_args_size): New variable.
11907 (compute_barrier_args_size, compute_barrier_args_size_1): New
11909 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
11910 if not called yet in the current function, use barrier_args_size
11911 array to find the new args_size value.
11912 (dwarf2out_frame_debug): Free and clear barrier_args_size.
11914 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11917 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
11920 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11923 * dwarf2out.c (dwarf2out_args_size_adjust): New.
11924 (dwarf2out_stack_adjust): Use it.
11925 (dwarf2out_frame_debug_expr): Likewise.
11927 2008-07-31 Richard Guenther <rguenther@suse.de>
11929 PR tree-optimization/36978
11930 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
11931 the generated condition.
11933 2008-07-31 Richard Guenther <rguenther@suse.de>
11935 * passes.c (init_optimization_passes): Always call
11936 pass_early_warn_uninitialized.
11937 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
11938 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
11939 * doc/passes.texi (Warn for uninitialized variables): Adjust.
11941 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11944 * builtins.c (maybe_emit_free_warning): New function.
11945 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
11946 maybe_emit_free_warning for BUILT_IN_FREE.
11949 * dwarf2out.c (get_context_die): New function.
11950 (force_decl_die, force_type_die): Use it.
11951 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
11952 returns NULL, force generation of DW_TAG_typedef and put that into
11955 PR preprocessor/36649
11956 * c-pch.c (c_common_read_pch): Save and restore
11957 line_table->trace_includes across PCH restore.
11959 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
11962 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
11964 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11967 * final.c (call_from_call_insn): Handle COND_EXEC.
11969 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11971 * builtins.c (std_gimplify_va_arg_expr): Replace
11972 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
11973 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11975 2008-07-30 Joey Ye <joey.ye@intel.com>
11976 H.J. Lu <hongjiu.lu@intel.com>
11978 * builtins.c (expand_builtin_setjmp_receiver): Replace
11979 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
11980 (expand_builtin_apply_args_1): Likewise.
11981 (expand_builtin_longjmp): Need DRAP for stack alignment.
11982 (expand_builtin_apply): Likewise.
11984 * caller-save.c (setup_save_areas): Call assign_stack_local_1
11985 instead of assign_stack_local to allow alignment reduction.
11987 * calls.c (emit_call_1): Need DRAP for stack alignment if
11989 (expand_call): Replace virtual_incoming_args_rtx with
11990 crtl->args.internal_arg_pointer.
11991 * stmt.c (expand_nl_goto_receiver): Likewise.
11993 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
11994 alignment and store to stack_alignment_estimated and
11995 max_used_stack_slot_alignment.
11996 (expand_one_var): Likewise.
11997 (expand_stack_alignment): New function.
11998 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
11999 and stack_alignment_estimated fields in rtl_data. Call
12000 expand_stack_alignment at end.
12002 * defaults.h (INCOMING_STACK_BOUNDARY): New.
12003 (MAX_STACK_ALIGNMENT): Likewise.
12004 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
12005 (SUPPORTS_STACK_ALIGNMENT): Likewise.
12007 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
12008 stack alignment when generating virtual registers.
12010 * function.c (assign_stack_local): Renamed to ...
12011 (assign_stack_local_1): This. Add a parameter to indicate
12012 if it is OK to reduce alignment.
12013 (assign_stack_local): Use it.
12014 (instantiate_new_reg): Instantiate virtual incoming args rtx
12015 to vDRAP if stack realignment and DRAP is needed.
12016 (assign_parms): Collect parameter/return type alignment and
12017 contribute to stack_alignment_estimated.
12018 (locate_and_pad_parm): Likewise.
12019 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
12020 with crtl->args.internal_arg_pointer.
12022 * function.h (rtl_data): Add new field drap_reg,
12023 max_used_stack_slot_alignment, stack_alignment_estimated,
12024 stack_realign_needed, need_drap, stack_realign_processed and
12025 stack_realign_finalized.
12026 (stack_realign_fp): New macro.
12027 (stack_realign_drap): Likewise.
12029 * global.c (compute_regsets): Frame pointer is needed when
12030 stack is realigned. Can eliminate frame pointer when stack is
12031 realigned and dynamic realigned argument pointer isn't used.
12033 * reload1.c (update_eliminables): Frame pointer is needed
12034 when stack is realigned.
12035 (init_elim_table): Can eliminate frame pointer when stack is
12036 realigned and dynamic realigned argument pointer isn't used.
12038 * rtl.h (assign_stack_local_1): Declare new funtion.
12040 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
12041 (TARGET_GET_DRAP_RTX): Likewise.
12042 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
12043 TARGET_GET_DRAP_RTX.
12045 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
12047 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
12048 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
12050 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
12051 H.J. Lu <hongjiu.lu@intel.com>
12053 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
12054 vdrap_reg, stack_realign and drap_reg_saved.
12055 (add_cfi): Don't allow redefining CFA when DRAP is used.
12056 (reg_save): Handle stack alignment.
12057 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
12058 alignment. Don't generate DWARF information for (set fp sp)
12060 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
12062 (int_loc_descriptor): Move prototype forward. Also define if
12063 DWARF2_UNWIND_INFO is true.
12064 (output_cfa_loc): Handle DW_CFA_expression.
12065 (build_cfa_aligned_loc): New.
12066 (based_loc_descr): Update assert for stack realign. For local
12067 variables, use sp+offset when stack is aligned without drap and
12068 fp+offset when stack is aligned with drap. For arguments, use
12069 cfa+offset when drap is used to align stack.
12071 2008-07-30 Joey Ye <joey.ye@intel.com>
12072 H.J. Lu <hongjiu.lu@intel.com>
12074 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
12076 (ix86_gen_andsp): New.
12077 (ix86_user_incoming_stack_boundary): Likewise.
12078 (ix86_default_incoming_stack_boundary): Likewise.
12079 (ix86_incoming_stack_boundary): Likewise.
12080 (ix86_can_eliminate): Likewise.
12081 (find_drap_reg): Likewise.
12082 (ix86_update_stack_boundary): Likewise.
12083 (ix86_get_drap_rtx): Likewise.
12084 (ix86_finalize_stack_realign_flags): Likewise.
12085 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
12086 (TARGET_GET_DRAP_RTX): Likewise.
12087 (override_options): Overide option value for new options.
12088 (ix86_function_ok_for_sibcall): Remove check for
12089 force_align_arg_pointer.
12090 (ix86_handle_cconv_attribute): Likewise.
12091 (ix86_function_regparm): Likewise.
12092 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
12093 (ix86_va_start): Replace virtual_incoming_args_rtx with
12094 crtl->args.internal_arg_pointer.
12095 (ix86_select_alt_pic_regnum): Check DRAP register.
12096 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
12097 (ix86_compute_frame_layout): Compute frame layout wrt stack
12099 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
12100 (ix86_expand_prologue): Decide if stack realignment is needed
12101 and generate prologue code accordingly.
12102 (ix86_expand_epilogue): Generate epilogue code wrt stack
12103 realignment is really needed or not.
12105 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
12106 (ABI_STACK_BOUNDARY): Likewise.
12107 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
12108 (STACK_REALIGN_DEFAULT): Likewise.
12109 (INCOMING_STACK_BOUNDARY): Likewise.
12110 (MAX_STACK_ALIGNMENT): Likewise.
12111 (ix86_incoming_stack_boundary): Likewise.
12112 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
12113 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
12114 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
12115 (machine_function): Remove force_align_arg_pointer.
12117 * config/i386/i386.md (BX_REG): New.
12118 (R13_REG): Likewise.
12120 * config/i386/i386.opt (mforce_drap): New.
12121 (mincoming-stack-boundary): Likewise.
12122 (mstackrealign): Add Init(-1).
12124 * config/i386/i386-protos.h (ix86_can_eliminate): New
12126 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
12128 * doc/extend.texi: Update force_align_arg_pointer.
12130 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
12133 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
12134 (INCOMING_STACK_BOUNDARY): Likewise.
12135 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
12136 (TARGET_GET_DRAP_RTX): Likewise.
12138 2008-07-30 Andreas Schwab <schwab@suse.de>
12140 PR rtl-optimization/36929
12141 * dse.c (replace_inc_dec): Use emit_insn_before instead of
12142 add_insn_before and fix argument order.
12143 (replace_inc_dec_mem): Handle NULL rtx.
12145 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
12147 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
12149 (arm_compute_initial_elimination_offset): Use it.
12150 (arm_compute_save_reg_mask): Include static chain save slot when
12151 calculating alignment.
12152 (arm_get_frame_offsets): Ditto.
12153 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
12154 that we can use to decrement the stack when the stack decrement
12155 could be too big for an immediate value in a single insn.
12156 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
12158 2008-07-30 Richard Guenther <rguenther@suse.de>
12160 PR tree-optimization/36967
12161 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
12162 Release defs of statements we remove.
12164 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12166 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
12167 instead of NULL_RTVEC.
12169 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12173 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
12176 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
12178 * final.c (call_from_call_insn): New.
12179 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
12181 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
12183 * configure.ac: Substitute ADA_CFLAGS.
12184 * configure: Regenerate.
12185 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
12186 * Makefile.in: Remove mention of X_* variables.
12187 * config/pa/x-ada-hpux10: Remove.
12188 * config/pa/x-ada: Remove.
12190 * doc/fragments.texi: Update.
12192 2008-07-30 Olivier Hainque <hainque@adacore.com>
12194 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
12195 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
12196 __dso_handle explicitly here.
12198 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12201 * c-typeck.c (build_binary_op): Encapsulate code into...
12202 * c-common.c (shorten_binary_op): ...this new function.
12203 (conversion_warning): Use the new function. Handle non-negative
12204 constant in bitwise-and.
12205 * c-common.h (shorten_binary_op): Declare.
12207 2008-07-30 Olivier Hainque <hainque@adacore.com>
12209 * scan.c (make_sstring_space): Add explicit conversions of
12210 allocator's return value.
12211 * fix-header.c (recognized_function): Likewise.
12213 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12215 * doc/cpp.texi: Update to GFDL 1.2.
12216 * doc/gcc.texi: Do not list GPL as Invariant Section.
12217 * doc/gccint.texi: Likewise. Update copyright years.
12218 * doc/install.texi: Update copyright years.
12220 2008-07-30 Alan Modra <amodra@bigpond.net.au>
12223 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
12224 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
12226 2008-07-29 Jan Hubicka <jh@suse.cz>
12228 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
12229 (grokdeclarator): Likewise.
12230 * langhooks.c (lhd_warn_unused_global_decl): Use
12231 DECL_DECLARED_INLINE_P.
12232 * print-tree.c (print_node): Remove DECL_INLINE check.
12234 2008-07-29 Richard Guenther <rguenther@suse.de>
12236 PR tree-optimization/36945
12237 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
12238 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
12239 Record invariant addresses un-decomposed.
12240 (copy_reference_ops_from_call): Record reference call
12241 arguments properly. Simplify.
12242 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
12243 helper split out from ...
12244 (create_component_ref_by_pieces): ... here. Simplify.
12245 Prepare for recursive invocation for call arguments.
12246 (create_expression_by_pieces): Adjust call to
12247 create_component_ref_by_pieces.
12248 (compute_avail): Process operand 2 of reference ops.
12250 2008-07-29 Richard Guenther <rguenther@suse.de>
12252 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
12254 2008-07-29 Jakub Jelinek <jakub@redhat.com>
12256 * c-format.c (check_format_types): Revert unwanted checkin.
12258 2008-07-29 Jan Hubicka <jh@suse.cz>
12260 * flags.h (flag_really_no_inline): Remove.
12261 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
12262 * toplev.c (flag_really_no_inline): Remove.
12263 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
12264 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
12265 (cgraph_decide_inlining_incrementally): Likewise.
12266 (compute_inline_parameters): Likewise.
12267 * opts.c (decode_options): Simplify.
12268 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
12269 * common.opt (finline): Initialize to 1.
12270 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
12272 2008-07-29 Jan Hubicka <jh@suse.cz>
12274 * predict.c (always_optimize_for_size_p): New function.
12275 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12276 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12277 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
12279 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
12280 * function.c (prepare_function_start): Set default profile.
12281 * function.h (rtl_data): Add maybe_hot_insn_p.
12282 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
12283 (construct_exit_block): Likewise.
12284 (tree_expand_cfg): Likewise.
12286 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12287 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12288 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
12289 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
12292 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12295 * c-decl.c (merge_decls): Merge USED flags.
12297 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
12299 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
12300 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
12301 next_stack, lab_false and lab_over trees.
12303 2008-07-28 Richard Guenther <rguenther@suse.de>
12305 PR tree-optimization/36957
12306 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
12307 (useless_type_conversion_p): Remove.
12308 (types_compatible_p): Remove.
12309 * gimple.h (tree_ssa_useless_type_conversion): Declare.
12310 (useless_type_conversion_p): Declare.
12311 (types_compatible_p): Declare.
12312 (gimple_expr_type): Return the base type only if it is
12313 trivially convertible to the subtype.
12315 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
12317 * configure.ac: Use the m4_do macro to concatenate the warnings into
12318 one string in ACX_PROG_CC_WARNING_OPTS,
12319 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
12320 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
12321 * configure: Regenerate.
12323 2008-07-28 Richard Guenther <rguenther@suse.de>
12325 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
12326 (insert_fake_stores): Remove.
12327 (realify_fake_stores): Likewise.
12328 (execute_pre): Remove dead code.
12329 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
12330 (find_func_aliases): Deal with it here instead.
12331 Re-enable gcc_unreachable call.
12333 2008-07-28 Richard Guenther <rguenther@suse.de>
12335 Merge from gimple-tuples-branch.
12337 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
12338 * gimple.def: New file.
12339 * gsstruct.def: Likewise.
12340 * gimple-iterator.c: Likewise.
12341 * gimple-pretty-print.c: Likewise.
12342 * tree-gimple.c: Removed. Merged into ...
12343 * gimple.c: ... here. New file.
12344 * tree-gimple.h: Removed. Merged into ...
12345 * gimple.h: ... here. New file.
12347 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
12348 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
12349 --enable-checking=gimple flag.
12350 * config.in: Likewise.
12351 * configure: Regenerated.
12353 * tree-ssa-operands.h: Tuplified.
12354 * tree-vrp.c: Likewise.
12355 * tree-loop-linear.c: Likewise.
12356 * tree-into-ssa.c: Likewise.
12357 * tree-ssa-loop-im.c: Likewise.
12358 * tree-dump.c: Likewise.
12359 * tree-complex.c: Likewise.
12360 * cgraphbuild.c: Likewise.
12361 * tree-ssa-threadupdate.c: Likewise.
12362 * tree-ssa-loop-niter.c: Likewise.
12363 * tree-pretty-print.c: Likewise.
12364 * tracer.c: Likewise.
12365 * gengtype.c: Likewise.
12366 * tree-loop-distribution.c: Likewise.
12367 * tree-ssa-loop-unswitch.c: Likewise.
12368 * cgraph.c: Likewise.
12369 * cgraph.h: Likewise.
12370 * tree-ssa-loop-manip.c: Likewise.
12371 * value-prof.c: Likewise.
12372 * tree-ssa-loop-ch.c: Likewise.
12373 * tree-tailcall.c: Likewise.
12374 * value-prof.h: Likewise.
12375 * tree.c: Likewise.
12376 * tree.h: Likewise.
12377 * tree-pass.h: Likewise.
12378 * ipa-cp.c: Likewise.
12379 * tree-scalar-evolution.c: Likewise.
12380 * tree-scalar-evolution.h: Likewise.
12381 * target.h: Likewise.
12382 * lambda-mat.c: Likewise.
12383 * tree-phinodes.c: Likewise.
12384 * diagnostic.h: Likewise.
12385 * builtins.c: Likewise.
12386 * tree-ssa-alias-warnings.c: Likewise.
12387 * cfghooks.c: Likewise.
12388 * fold-const.c: Likewise.
12389 * cfghooks.h: Likewise.
12390 * omp-low.c: Likewise.
12391 * tree-ssa-dse.c: Likewise.
12392 * ipa-reference.c: Likewise.
12393 * tree-ssa-uncprop.c: Likewise.
12394 * toplev.c: Likewise.
12395 * tree-gimple.c: Likewise.
12396 * tree-gimple.h: Likewise.
12397 * tree-chrec.c: Likewise.
12398 * tree-chrec.h: Likewise.
12399 * tree-ssa-sccvn.c: Likewise.
12400 * tree-ssa-sccvn.h: Likewise.
12401 * cgraphunit.c: Likewise.
12402 * tree-ssa-copyrename.c: Likewise.
12403 * tree-ssa-ccp.c: Likewise.
12404 * tree-ssa-loop-ivopts.c: Likewise.
12405 * tree-nomudflap.c: Likewise.
12406 * tree-call-cdce.c: Likewise.
12407 * ipa-pure-const.c: Likewise.
12408 * c-format.c: Likewise.
12409 * tree-stdarg.c: Likewise.
12410 * tree-ssa-math-opts.c: Likewise.
12411 * tree-ssa-dom.c: Likewise.
12412 * tree-nrv.c: Likewise.
12413 * tree-ssa-propagate.c: Likewise.
12414 * ipa-utils.c: Likewise.
12415 * tree-ssa-propagate.h: Likewise.
12416 * tree-ssa-alias.c: Likewise.
12417 * gimple-low.c: Likewise.
12418 * tree-ssa-sink.c: Likewise.
12419 * ipa-inline.c: Likewise.
12420 * c-semantics.c: Likewise.
12421 * dwarf2out.c: Likewise.
12422 * expr.c: Likewise.
12423 * tree-ssa-loop-ivcanon.c: Likewise.
12424 * predict.c: Likewise.
12425 * tree-ssa-loop.c: Likewise.
12426 * tree-parloops.c: Likewise.
12427 * tree-ssa-address.c: Likewise.
12428 * tree-ssa-ifcombine.c: Likewise.
12429 * matrix-reorg.c: Likewise.
12430 * c-decl.c: Likewise.
12431 * tree-eh.c: Likewise.
12432 * c-pretty-print.c: Likewise.
12433 * lambda-trans.c: Likewise.
12434 * function.c: Likewise.
12435 * langhooks.c: Likewise.
12436 * ebitmap.h: Likewise.
12437 * tree-vectorizer.c: Likewise.
12438 * function.h: Likewise.
12439 * langhooks.h: Likewise.
12440 * tree-vectorizer.h: Likewise.
12441 * ipa-type-escape.c: Likewise.
12442 * ipa-type-escape.h: Likewise.
12443 * domwalk.c: Likewise.
12444 * tree-if-conv.c: Likewise.
12445 * profile.c: Likewise.
12446 * domwalk.h: Likewise.
12447 * tree-data-ref.c: Likewise.
12448 * tree-data-ref.h: Likewise.
12449 * tree-flow-inline.h: Likewise.
12450 * tree-affine.c: Likewise.
12451 * tree-vect-analyze.c: Likewise.
12452 * c-typeck.c: Likewise.
12453 * gimplify.c: Likewise.
12454 * coretypes.h: Likewise.
12455 * tree-ssa-phiopt.c: Likewise.
12456 * calls.c: Likewise.
12457 * tree-ssa-coalesce.c: Likewise.
12458 * tree.def: Likewise.
12459 * tree-dfa.c: Likewise.
12460 * except.c: Likewise.
12461 * except.h: Likewise.
12462 * cfgexpand.c: Likewise.
12463 * tree-cfgcleanup.c: Likewise.
12464 * tree-ssa-pre.c: Likewise.
12465 * tree-ssa-live.c: Likewise.
12466 * tree-sra.c: Likewise.
12467 * tree-ssa-live.h: Likewise.
12468 * tree-predcom.c: Likewise.
12469 * lambda.h: Likewise.
12470 * tree-mudflap.c: Likewise.
12471 * ipa-prop.c: Likewise.
12472 * print-tree.c: Likewise.
12473 * tree-ssa-copy.c: Likewise.
12474 * ipa-prop.h: Likewise.
12475 * tree-ssa-forwprop.c: Likewise.
12476 * ggc-page.c: Likewise.
12477 * c-omp.c: Likewise.
12478 * tree-ssa-dce.c: Likewise.
12479 * tree-vect-patterns.c: Likewise.
12480 * tree-ssa-ter.c: Likewise.
12481 * tree-nested.c: Likewise.
12482 * tree-ssa.c: Likewise.
12483 * lambda-code.c: Likewise.
12484 * tree-ssa-loop-prefetch.c: Likewise.
12485 * tree-inline.c: Likewise.
12486 * tree-inline.h: Likewise.
12487 * tree-iterator.c: Likewise.
12488 * tree-optimize.c: Likewise.
12489 * tree-ssa-phiprop.c: Likewise.
12490 * tree-vect-transform.c: Likewise.
12491 * tree-object-size.c: Likewise.
12492 * tree-outof-ssa.c: Likewise.
12493 * cfgloop.c: Likewise.
12494 * system.h: Likewise.
12495 * tree-profile.c: Likewise.
12496 * cfgloop.h: Likewise.
12497 * c-gimplify.c: Likewise.
12498 * c-common.c: Likewise.
12499 * tree-vect-generic.c: Likewise.
12500 * tree-flow.h: Likewise.
12501 * c-common.h: Likewise.
12502 * basic-block.h: Likewise.
12503 * tree-ssa-structalias.c: Likewise.
12504 * tree-switch-conversion.c: Likewise.
12505 * tree-ssa-structalias.h: Likewise.
12506 * tree-cfg.c: Likewise.
12507 * passes.c: Likewise.
12508 * ipa-struct-reorg.c: Likewise.
12509 * ipa-struct-reorg.h: Likewise.
12510 * tree-ssa-reassoc.c: Likewise.
12511 * cfgrtl.c: Likewise.
12512 * varpool.c: Likewise.
12513 * stmt.c: Likewise.
12514 * tree-ssanames.c: Likewise.
12515 * tree-ssa-threadedge.c: Likewise.
12516 * langhooks-def.h: Likewise.
12517 * tree-ssa-operands.c: Likewise.
12518 * config/alpha/alpha.c: Likewise.
12519 * config/frv/frv.c: Likewise.
12520 * config/s390/s390.c: Likewise.
12521 * config/m32c/m32c.c: Likewise.
12522 * config/m32c/m32c-protos.h: Likewise.
12523 * config/spu/spu.c: Likewise.
12524 * config/sparc/sparc.c: Likewise.
12525 * config/i386/i386.c: Likewise.
12526 * config/sh/sh.c: Likewise.
12527 * config/xtensa/xtensa.c: Likewise.
12528 * config/stormy16/stormy16.c: Likewise.
12529 * config/ia64/ia64.c: Likewise.
12530 * config/rs6000/rs6000.c: Likewise.
12531 * config/pa/pa.c: Likewise.
12532 * config/mips/mips.c: Likewise.
12534 2008-07-28 Simon Baldwin <simonb@google.com>
12536 * c-pragma.c (handle_pragma_message): New function.
12537 (init_pragma): Register handle_pragma_message.
12538 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
12541 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
12543 PR tree-optimization/35252
12544 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
12545 REALPART_EXPR to be considered as same load operation.
12547 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
12549 PR tree-optimization/36830
12550 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
12551 (expressions_equal_p): Return false if only one operand is null.
12553 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
12555 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
12556 version requirements.
12558 2008-07-26 Olivier Hainque <hainque@adacore.com>
12560 * collect2.c (symkind): New enum. Symbol kinds we care about.
12561 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
12562 code and head comment accordingly.
12563 (scan_prog_file): Use symkind names instead of bare integers.
12565 2008-07-25 Jan Hubicka <jh@suse.cz>
12567 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
12569 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
12570 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
12571 * dojump.c (clear_pending_stack_adjust): Likewise.
12572 * print-tree.c (print_node): Ignore DECL_INLINE.
12573 * tree-inline.c (inlinable_function_p): Likewise.
12575 2008-07-25 Michael Meissner <gnu@the-meissners.org>
12577 * doc/extend.texi (hot attribute): Document that the hot attribute
12578 turns on -O3 for some ports.
12579 (cold attribute): Document that the cold attribute turns on -Os
12582 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
12583 reflect function specific option support.
12585 * target.h (struct target_option_hooks): Add fields to say whether
12586 the cold attribute implies -Os and the hot attribute implies -O3.
12588 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
12589 By default, do not turn on -Os for cold functions.
12590 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
12591 not turn on -O3 for hot functions.
12593 * c-common.c (handle_hot_attribute): Use target hook to determine
12594 if hot functions should enable -O3.
12595 (handle_cold_attribute): Use target hook to determine if cold
12596 functions should enable -Os.
12598 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
12599 (override_options): Move disable scheduling to
12600 optimization_options.
12601 (optimization_options): Disable scheduling here, not
12603 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12604 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12606 * config/ia64/ia64.c (ia64_override_options): Move setting
12607 scheduling flags to ia64_optimization_options.
12608 (ia64_optimization_options): Disable scheduling options here, and
12609 not in ia64_override_options.
12610 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12611 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12613 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
12616 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
12618 2008-07-25 Martin Jambor <mjambor@suse.cz>
12620 PR tree-optimization/36926
12621 * ipa-prop.c (ipa_analyze_call_uses): Call
12622 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
12624 2008-07-25 Joseph Myers <joseph@codesourcery.com>
12626 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
12627 movv2si_internal): Add mem = reg alternative.
12629 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
12632 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
12633 DEFAULT_PCC_STRUCT_RETURN to 127.
12635 2008-07-24 Jan Hubicka <jh@suse.cz>
12637 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
12638 (build_cgraph_edges): Likewise.
12639 * cgraph.c (cgraph_node): Do not update assembler hash.
12640 (cgraph_remove_node): Drop non-unit-at-a-time code.
12641 * tree-pass.h (pass_O0_always_inline): Remove.
12642 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
12643 * toplev.c (process_options): Flag unit-at-a-time does not imply
12644 no section anchors.
12645 * cgraphunit.c: Update comments.
12646 (decide_is_function_needed): Drop non-unit-at-a-time mode.
12647 (cgraph_assemble_pending_functions): Remove.
12648 (cgraph_reset_node): Drop non-unit-at-a-time code.
12649 (cgraph_finalize_function): Likewise.
12650 (cgraph_analyze_function): Likewise.
12651 (cgraph_finalize_compilation_unit): Likewise.
12652 (cgraph_expand_function): Likewise.
12653 (cgraph_optimize): Likesise.
12654 (save_inline_function_body): Likewise.
12655 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
12656 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
12657 * ipa-inline.c: Update comments.
12658 (enum inlining_mode): remove INLINE_SPEED.
12659 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
12660 (cgraph_mark_inline_edge): Likewise.
12661 (try_inline): Likewise.
12662 (cgraph_decide_inlining_incrementally): Likewise.
12663 (cgraph_gate_inlining): Remove.
12664 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
12665 (cgraph_gate_early_inlining): Likewise.
12666 (gate_inline_passes): Remove.
12667 (pass_inline_parameters, pass_ipa_inline): Remove gates.
12668 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12669 pass_O0_always_inline): Remove.
12670 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
12671 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
12672 * opts.c (no_unit_at_a_time_default): Remove.
12673 (decode_options): Remove flag_unit_at_a_time reset and warning.
12674 * opts.h (no_unit_at_a_time_default): Remove.
12675 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
12676 early in GNU dialect.
12677 (merge_decls): Update comment; drop unit-at-a-time check.
12678 (finish_decl): Likewise.
12679 (grok_declaration): Remove flag_inline_trees code.
12680 (finish_functions): Return on function returning non-void on all
12682 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
12683 * cfgexpand.c (expand_one_static_var): Remove.
12684 (expand_one_var): Remove expand_one_static_var call.
12685 (expand_used_vars_for_block): Remove flag_unit_a_time check.
12686 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
12687 and flag_unit_at_a-time compatibility checks.
12688 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
12689 * tree-inline.c (flag_inline_trees): Remove.
12690 (inlinable_function_p): Don't check it.
12691 (expand_call_inline): Remove non-unit-at-a-time code.
12692 * tree-inline.h (flag_inline_trees): Remove.
12693 * tree-optimize.c (execute_early_local_optimizations): Remove
12694 unit-at-a-time checks.
12695 (tree_rest_of_compilation): Likewise.
12696 * combine.c (setup_incoming_promotions): Likewise.
12697 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
12698 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
12699 * passes.c (pass_inline_parameters): Update comments; remove
12700 O0_alwaysinline pass.
12701 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
12702 (execute_one_pass): Likewise.
12703 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
12704 (ix86_function_sseregparm): Likewise.
12705 * arm.c (arm_function_in_section_p): Likewise.
12706 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
12707 * varpool.c: Update comments.
12708 (decide_is_variable_needed): Remove unit-at-a-time checks.
12709 (varpool_finalize_decl): Likewise.
12711 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
12713 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
12714 to 2 instead of -1.
12715 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
12717 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
12719 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
12720 imp symbol extension.
12722 2008-07-23 Ian Lance Taylor <iant@google.com>
12724 * tree-vrp.c (infer_value_range): Ignore asm statements when
12725 looking for memory accesses for -fdelete-null-pointer-checks.
12727 2008-07-24 Ben Elliston <bje@au.ibm.com>
12729 * config/spu/spu-c.c (__vector_keyword): New variable.
12730 (vector_keyword): Likewise.
12731 (spu_categorize_keyword): New function.
12732 (spu_macro_to_expand): Likewise.
12733 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
12734 compiling an ISO C dialect.
12736 2008-07-24 Ben Elliston <bje@au.ibm.com>
12738 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
12739 conventional usage.
12741 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12743 * configure: Regenerate.
12744 * configure.ac: Require texinfo 4.7.
12745 * doc/install.texi: Document texinfo 4.7 requirement.
12747 2008-07-23 Martin Jambor <mjambor@suse.cz>
12749 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
12750 rather than for DECL_SAVED_TREE.
12751 * ipa-prop.c: Include diagnostic.h.
12752 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
12754 (ipa_detect_param_modifications): Function rewritten from scratch.
12755 (ipa_compute_jump_functions): Changed accesses to modification flags.
12756 (ipa_free_node_params_substructures): Update flags destruction.
12757 (ipa_node_duplication_hook): Update flags duplication.
12758 (ipa_print_all_params_modified): Updated flag access.
12759 * ipa-prop.h (struct ipa_param_flags): New structure.
12760 (struct ipa_node_params): New field modification_analysis_done,
12761 modified_flags changed into param_flags.
12762 (ipa_is_ith_param_modified): Changed to use new flags.
12763 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
12765 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
12766 ipa-cp.c and split into two functions.
12767 (ipa_print_node_jump_functions): New function.
12768 (compute_scalar_jump_functions): New function.
12769 (type_like_member_ptr_p): New function.
12770 (compute_pass_through_member_ptrs): New function.
12771 (fill_member_ptr_cst_jump_function): New function.
12772 (determine_cst_member_ptr): New function.
12773 (compute_cst_member_ptr_arguments): New function.
12774 (ipa_compute_jump_functions): Complete rewrite.
12775 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
12776 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
12777 (struct ipa_member_ptr_cst): New structure.
12778 (union jump_func_value): New field member_cst.
12779 * ipa-cp.c (ipcp_lat_is_insertable): New function.
12780 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
12781 jump function types.
12782 (ipcp_print_all_lattices): Slight fprintf rearrangement.
12783 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
12784 instead of ipcp_print_all_jump_functions.
12785 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
12786 only for replacable scalars.
12788 * doc/invoke.texi (Optimize options): Add description of
12789 -findirect-inlining.
12790 * common.opt (flag_indirect_inlining): New flag.
12791 * opts.c (decode_options): Set flag_indirect_inlining when
12794 * ipa-inline.c: Include ipa-prop.h.
12795 (inline_indirect_intraprocedural_analysis): New function.
12796 (inline_generate_summary): Allocate parameter and argument info
12797 structures, call inline_indirect_intraprocedural_analysis on each
12798 node when doing indirect inlining and deallocate indirect inlining
12799 data structures in the end.
12800 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
12801 (free_all_ipa_structures_after_iinln): New function.
12802 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
12804 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
12806 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
12807 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12808 of computing the frequency separately.
12809 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12810 of computing the frequency separately.
12811 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
12812 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
12813 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
12814 (ipa_get_stmt_member_ptr_load_param): New function.
12815 (ipa_is_ssa_with_stmt_def): New function.
12816 (ipa_note_param_call): New function.
12817 (ipa_analyze_call_uses): New function.
12818 (ipa_analyze_stmt_uses): New function.
12819 (ipa_analyze_params_uses): New function.
12820 (ipa_free_node_params_substructures): Also free the param_calls linked
12822 (ipa_node_duplication_hook): Also duplicate the param_calls
12824 (ipa_print_node_param_flags): New function.
12825 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
12826 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
12827 * ipa-prop.h (struct ipa_param_flags): New field called.
12828 (struct ipa_param_call_note): New structure.
12829 (struct ipa_node_params): New fields param_calls and
12830 uses_analysis_done.
12831 (ipa_is_ith_param_called): New function.
12832 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
12833 ipa_analyze_params_uses and dump parameter flags.
12835 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
12836 ipa_propagate_indirect_call_infos if performing indirect inlining,
12837 pass a new parameter new_edges to it.
12838 (add_new_edges_to_heap): New fucntion.
12839 (cgraph_decide_inlining_of_small_functions): New vector
12840 new_indirect_edges for newly found indirect edges , call
12841 ipa_propagate_indirect_call_infos after inlining.
12842 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
12843 inlining if performing indirect inlining. Call
12844 free_all_ipa_structures_after_iinln when doing so too.
12845 (inline_generate_summary): Do not call
12846 free_all_ipa_structures_after_iinln here.
12847 * ipa-prop.c (update_jump_functions_after_inlining): New function.
12848 (print_edge_addition_message): New function.
12849 (update_call_notes_after_inlining): New function.
12850 (propagate_info_to_inlined_callees): New function.
12851 (ipa_propagate_indirect_call_infos): New function.
12852 * ipa-prop.h: Include cgraph.h
12853 (struct ipa_param_call_note): Fields reordered, new field processed.
12854 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
12855 flag indirect_call.
12856 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
12857 rediscovered call statements.
12858 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
12859 (dump_cgraph_node): Dump also the indirect_call flag.
12860 (cgraph_clone_edge): Copy also the indirect_call flag.
12861 * tree-inline.c (copy_bb): Do not check for fndecls from call
12862 expressions, check for edge availability when moving clones.
12863 (get_indirect_callee_fndecl): New function.
12864 (expand_call_inline): If callee declaration is not apprent from
12865 the statement, try calling get_indirect_callee_fndecl. Do not
12866 issue warnings or call sorry when not inlinings an indirect edge.
12867 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
12869 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
12870 bit more frandly to matching.
12871 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
12872 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
12873 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
12875 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12878 * opth-gen.awk: Suppress function specific features when building
12880 * optc-gen.awk: Ditto.
12882 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12885 * diagnostic.c (pedwarn): Add opt parameter.
12887 * c-tree.h (pedwarn_init): Add opt parameter.
12888 (pedwarn_c90): Likewise.
12889 (pedwarn_c99): Likewise.
12890 * c-errors.c (pedwarn_c99): Likewise.
12891 (pedwarn_c90): Likewise.
12892 * toplev.h (pedwarn): Update declaration.
12893 (pedwarn0): Declare.
12894 * c-lex.c: All calls to pedwarn changed.
12895 * builtins.c: All calls to pedwarn changed.
12896 * toplev.c: All calls to pedwarn changed.
12897 * c-decl.c: All calls to pedwarn changed.
12898 * c-typeck.c: All calls to pedwarn changed.
12899 * c-common.c: All calls to pedwarn changed.
12900 * c-parser.c: All calls to pedwarn changed.
12902 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12903 Karthik Kumar <karthikkumar@gmail.com>
12905 * attribs.c (file scope): Include c-common.h.
12906 (decl_attributes): Add support for #pragma GCC optimize and
12907 #pragma GCC option.
12909 * targhooks.c (default_can_inline_p): New function that is the
12910 default for the TARGET_CAN_INLINE_P target hook.
12912 * targhooks.h (default_can_inline_p): Add declaration.
12914 * tree.c (cl_optimization_node): New static tree for building
12915 OPTIMIZATION_NODE tree.
12916 (cl_target_option_node): New static tree for building
12917 TARGET_OPTION_NODE tree.
12918 (cl_option_hash_table): New hash table for hashing
12919 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12920 (cl_option_hash_hash): New function to provide the hash value for
12921 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12922 (cl_option_hash_eq): New function to provide an equality test for
12923 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12924 (tree_code_size): Add support for OPTIMIZATION_NODE and
12925 TARGET_OPTION_NODE trees.
12926 (tree_code_structure): Add support for OPTIMIZATION_NODE and
12927 TARGET_OPTION_NODE trees.
12928 (build_optimization_node): Build a tree that has all of the
12929 current optimization options.
12930 (build_target_option_node): Build a tree that has the target
12931 options that might be changed on a per function basis.
12933 * tree.h (file scope): Include options.h.
12934 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
12935 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12936 (TREE_OPTIMIZATION): Ditto.
12937 (TREE_TARGET_SPECIFIC): Ditto.
12938 (struct tree_function_decl): Add fields for remembering the
12939 current optimization options and target specific options.
12940 (struct tree_optimization_option): New tree variant that remembers
12941 the optimization options.
12942 (struct tree_target_option): New tree variant that remembers the
12943 target specific flags that might change for compiling a particular
12945 (union tree_node): Include tree_optimization_option and
12946 tree_target_option fields.
12947 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
12948 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
12949 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
12950 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
12951 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
12952 optimization and target options.
12953 (optimization_default_node): New macro to refer to global_trees
12955 (optimization_current_node): Ditto.
12956 (optimization_cold_node): Ditto.
12957 (optimization_hot_node): Ditto.
12958 (target_option_default_node): Ditto.
12959 (target_option_current_node): Ditto.
12960 (current_option_pragma): Ditto.
12961 (current_optimize_pragma): Ditto.
12963 * target.h (struct gcc_target): Add valid_option_attribute_p,
12964 target_option_save, target_option_restore, target_option_print,
12965 target_option_pragma_parse, and can_inline_p hooks.
12967 * toplev.h (parse_optimize_options): Add declaration.
12968 (fast_math_flags_struct_set_p): Ditto.
12970 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
12971 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
12974 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
12975 tree_can_inline_p hook to see if one function can inline another.
12976 (cgraph_decide_inlining): Ditto.
12977 (cgraph_decide_inlining_incrementally): Ditto.
12979 * opts.c (decode_options): Add support for running multiple times
12980 to allow functions with different target or optimization options
12981 than was specified on the command line.
12982 (fast_math_flags_struct_set_p): New function that is similar to
12983 fast_math_flags_set_p, except it uses the values in the
12984 cl_optimization structure instead of global variables.
12986 * optc-gen.awk: Add support for TargetSave to allow a back end to
12987 declare new fields that need to be saved when using function
12988 specific options. Include flags.h and target.h in the options.c
12989 source. Add support for Save to indicate which options can be set
12990 for individual functions. Generate cl_optimize_save,
12991 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
12992 cl_target_option_restore, cl_target_option_print functions to
12993 allow functions to use different optimization or target options.
12995 * opt-functions.awk (var_type_struct): Return the type used for
12996 storing the field in a structure.
12998 * opth-gen.awk: Add support for TargetSave to allow a back end to
12999 declare new fields that need to be saved when using function
13000 specific options. Add support for Save to indicate which options
13001 can be set for individual functions. Only generate one extern for
13002 Mask fields. Generate cl_optimization and cl_target_option
13003 structures to remember optimization and target options.
13005 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
13006 collecting new tree nodes.
13007 (TS_TARGET_OPTION): Ditto.
13009 * c-decl.c (merge_decls): Merge function specific target and
13010 optimization options.
13012 * function.c (invoke_set_current_function_hook): If the function
13013 uses different optimization options, change the global variables
13016 * coretypes.h (struct cl_optimization): Add forward reference.
13017 (struct cl_target_option): Ditto.
13019 * c-pragma.c (option_stack): New static vector to remember the
13020 current #pragma GCC option stack.
13021 (handle_pragma_option): New function to support #pragma GCC option
13022 to change target options.
13023 (optimize_stack): New static vector to remember the current
13024 #pragma GCC optimize stack.
13025 (handle_pragma_optimize): New function to support #pragma GCC
13026 optimize to change optimization options.
13027 (init_pragma): Add support for #pragma GCC optimize and #pragma
13030 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
13031 optimization options.
13032 (TARGET_OPTION_NODE): New tree code for remembering certain target
13035 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
13036 TARGET_OPTION_NODE trees.
13038 * common.opt (-O): Add Optimization flag.
13040 (-fmath-errno): Ditto.
13041 (-falign-functions): Add UInteger flag to make sure flag gets full
13042 int in cl_optimization structure.
13043 (-falign-jumps): Ditto.
13044 (-falign-labels): Ditto.
13045 (-falign-loops): Ditto.
13046 (-fsched-stalled-insns): Ditto.
13047 (-fsched-stalled-insns-dep): Ditto.
13049 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
13051 (TARGET_OPTION_SAVE): Ditto.
13052 (TARGET_OPTION_RESTORE): Ditto.
13053 (TARGET_OPTION_PRINT): Ditto.
13054 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
13055 (TARGET_CAN_INLINE_P): Ditto.
13056 (TARGET_INITIALIZER): Add new hooks.
13058 * tree-inline.c (tree_can_inline_p): New function to determine
13059 whether one function can inline another. Check if the functions
13060 use compatible optimization options, and also call the backend
13063 * tree-inline.h (tree_can_inline_p): Add declaration.
13065 * c-common.c (c_common_attribute): Add support for option and
13066 optimize attributes.
13067 (handle_option_attribute): Add support for the option attribute to
13068 allow the user to specify different target options for compiling a
13070 (handle_optimize_attribute): Add support for the optimize
13071 attribute to allow the user to specify different optimization
13072 options for compiling a specific function.
13073 (handle_hot_attribute): Turn on -O3 optimization for this one
13074 function if it isn't the default optimization level.
13075 (handle_cold_attribute): Turn on -Os optimization for this one
13076 function if it insn't the default optimization.
13077 (const_char_p): New const char * typedef.
13078 (optimize_args): New static vector to remember the optimization
13080 (parse_optimize_options): New function to set up the optimization
13081 arguments from either the optimize attribute or #pragma GCC optimize.
13083 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
13084 (builtin_define_std): Ditto.
13086 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
13087 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
13088 (x86_64-*-*): Ditto.
13090 * Makefile.in (TREE_H): Add options.h.
13091 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
13093 * doc/extend.texi (option attribute): Document new attribute.
13094 (optimize attribute): Ditto.
13095 (hot attribute): Document hot attribute sets -O3.
13096 (cold attribute): Document cold attribute sets -Os.
13097 (#pragma GCC option): Document new pragma.
13098 (#pragma GCC optimize): Ditto.
13100 * doc/options.texi (TargetSave): Document TargetSave syntax.
13101 (UInteger): Document UInteger must be used for certain flags.
13102 (Save): Document Save option to create target specific options
13103 that can be saved/restored on a function specific context.
13105 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
13106 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
13108 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
13109 (TARGET_OPTION_SAVE): Ditto.
13110 (TARGET_OPTION_RESTORE): Ditto.
13111 (TARGET_OPTION_PRINT): Ditto.
13112 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
13113 (TARGET_CAN_INLINE_P): Ditto.
13115 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
13117 (-mfpmath=both): Ditto.
13119 2008-07-23 Michael Meissner <gnu@the-meissners.org>
13120 Karthik Kumar <karthikkumar@gmail.com>
13122 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
13123 (TARGET_POPCNT): Ditto.
13124 (TARGET_SAHF): Ditto.
13125 (TARGET_AES): Ditto.
13126 (TARGET_PCLMUL): Ditto.
13127 (TARGET_CMPXCHG16B): Ditto.
13128 (TARGET_RECIP): Move switch into target_flags.
13129 (TARGET_FUSED_MADD): Ditto.
13130 (ix86_arch_features): Make an unsigned char type.
13131 (ix86_tune_features): Ditto.
13132 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
13133 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
13134 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
13136 * config/i386/i386.opt (arch): New TargetSave field to define
13137 fields that need to be saved for function specific option support.
13140 (branch_cost): Ditto.
13141 (ix86_isa_flags_explicit): Ditto.
13142 (tune_defaulted): Ditto.
13143 (arch_specified): Ditto.
13144 (-m128-long-double): Add Save flag to save option for target
13145 specific option support.
13147 (-maccumulate-outgoing-args): Ditto.
13148 (-malign-double): Ditto.
13149 (-malign-stringops): Ditto.
13150 (-mfancy-math-387): Ditto.
13151 (-mhard-float): Ditto.
13152 (-mieee-fp): Ditto.
13153 (-minline-all-stringops): Ditto.
13154 (-minline-stringops-dynamically): Ditto.
13155 (-mms-bitfields): Ditto.
13156 (-mno-align-stringops): Ditto.
13157 (-mno-fancy-math-387): Ditto.
13158 (-mno-push-args): Ditto.
13159 (-mno-red-zone): Ditto.
13160 (-mpush-args): Ditto.
13161 (-mred-zone): Ditto.
13163 (-msseregparm): Ditto.
13164 (-mstack-arg-probe): Ditto.
13176 (-mno-sse4): Ditto.
13179 (-mrecip): Move flag into target_flags.
13181 (-mno-fused-madd): Ditto.
13182 (-mfused-madd): Ditto.
13183 (-mabm): Move flag into ix86_isa_flags.
13190 * config/i386/i386-c.c: New file for #pragma support.
13191 (ix86_target_macros_internal): New function to #define or #undef
13192 target macros based when the user uses the #pragma GCC option to
13193 change target options.
13194 (ix86_pragma_option_parse): New function to add #pragma GCC option
13196 (ix86_target_macros): Move defining the target macros here from
13197 TARGET_CPU_CPP_BUILTINS in i386.h.
13198 (ix86_register_pragmas): Register the #pragma GCC option hook. If
13199 defined, initialize any subtarget #pragmas.
13201 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
13202 REGISTER_TARGET_PRAGMAS.
13204 * config/i386/t-i386: New file for x86 dependencies.
13205 (i386.o): Make dependencies mirror the include files used.
13206 (i386-c.o): New file, add dependencies.
13208 * config/i386/i386-protos.h (override_options): Add bool argument.
13209 (ix86_valid_option_attribute_tree): Add declaration.
13210 (ix86_target_macros): Ditto.
13211 (ix86_register_macros): Ditto.
13213 * config/i386/i386.c (ix86_tune_features): Move initialization of
13214 the target masks to initial_ix86_tune_features to allow functions
13215 to have different target options. Make type unsigned char,
13216 instead of unsigned int.
13217 (initial_ix86_tune_features): New static vector to hold processor
13218 masks for the tune variables.
13219 (ix86_arch_features): Move initialization of the target masks to
13220 initial_ix86_arch_features to allow functions to have different
13221 target options. Make type unsigned char, instead of unsigned int.
13222 (initial_ix86_arch_features): New static vector to hold processor
13223 masks for the arch variables.
13224 (enum ix86_function_specific_strings): New enum to describe the
13225 string options used for attribute((option(...))).
13226 (ix86_target_string): New function to return a string that
13227 describes the target options.
13228 (ix86_debug_options): New function to print the current options in
13230 (ix86_function_specific_save): New function hook to save the
13231 function specific global variables in the cl_target_option structure.
13232 (ix86_function_specific_restore): New function hook to restore the
13233 function specific variables from the cl_target_option structure to
13234 the global variables.
13235 (ix86_function_specific_print): New function hook to print the
13236 target specific options in the cl_target_option structure.
13237 (ix86_valid_option_attribute_p): New function hook to validate
13238 attribute((option(...))) arguments.
13239 (ix86_valid_option_attribute_tree): New function that is common
13240 code between attribute((option(...))) and #pragma GCC option
13241 support that parses the options and returns a tree holding the options.
13242 (ix86_valid_option_attribute_inner_p): New helper function for
13243 ix86_valid_option_attribute_tree.
13244 (ix86_can_inline_p): New function hook to decide if one function
13245 can inline another on a target specific basis.
13246 (ix86_set_current_function); New function hook to switch target
13247 options if the user used attribute((option(...))) or #pragma GCC
13249 (ix86_tune_defaulted): Move to static file scope from
13251 (ix86_arch_specified): Ditto.
13252 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
13254 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
13255 (OPTION_MASK_ISA_ABM_SET): Ditto.
13256 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
13257 (OPTION_MASK_ISA_CX16_SET): Ditto.
13258 (OPTION_MASK_ISA_SAHF_SET): Ditto.
13259 (OPTION_MASK_ISA_AES_UNSET): Ditto.
13260 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
13261 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
13262 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
13263 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
13264 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
13265 (struct ptt): Move to static file scope from override_options.
13266 (processor_target_table): Ditto.
13267 (cpu_names): Ditto.
13268 (ix86_handle_option): Add support for options that are now isa options.
13269 (override_options): Add support for declaring functions that
13270 support different target options than were specified on the
13271 command line. Move struct ptt, processor_target_table, cpu_names,
13272 ix86_tune_defaulted, ix86_arch_specified to static file scope.
13273 Add bool argument. Fix up error messages so the appropriate error
13274 is given for either command line or attribute.
13275 (ix86_previous_fndecl): New static to remember previous function
13276 declaration to see if we need to change target options.
13277 (ix86_builtins_isa): New array to record the ISA of each builtin
13279 (def_builtin): Always create the builtin function, even if the
13280 current ISA doesn't support it.
13281 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
13282 tests for those builtins.
13283 (ix86_init_builtins): Remove TARGET_MMX test for calling
13284 ix86_init_mmx_sse_builtins.
13285 (ix86_expand_builtin): If the current ISA doesn't support a given
13286 builtin, signal an error.
13287 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
13288 (TARGET_SET_CURRENT_FUNCTION): Ditto.
13289 (TARGET_OPTION_SAVE): Ditto.
13290 (TARGET_OPTION_RESTORE): Ditto.
13291 (TARGET_OPTION_PRINT): Ditto.
13292 (TARGET_CAN_INLINE_P): Ditto.
13294 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
13296 * c-typeck.c (build_external_ref): Don't call assemble_external.
13297 * final.c (output_operand): Call assemble_external.
13299 2008-07-21 DJ Delorie <dj@redhat.com>
13301 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
13302 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13304 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13306 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
13307 original insn and splitter contents into ...
13308 ("*div<mode>3_fast"): ... this new pattern. Enable only if
13309 flag_unsafe_math_optimizations. Add dummy scratch register.
13310 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
13311 !flag_unsafe_math_optimizations. Returns number with next
13312 highest magnitude if this is still less or equal to the true
13313 quotient in magnitude.
13315 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
13317 * Makefile.in: Replace toplev.h with TOPLEV_H.
13318 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
13319 * c-lex.c (fe_file_change): Don't set in_system_header.
13320 * c-parser.c (c_token): Remove in_system_header.
13321 (c_lex_one_token): Don't set in_system_header.
13322 (c_parser_set_source_position_from_token): Don't set in_system_header.
13323 * diagnostic.c (diagnostic_report_diagnostic): Use location from
13326 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
13327 * flags.h (in_system_header): Remove.
13328 * function.c (saved_in_system_header): Remove.
13329 (push_cfun): Don't set in_system_header.
13330 (pop_cfun): Don't set in_system_header.
13331 (push_struct_function): Don't set in_system_header.
13332 * input.h (expanded_location): Add sysp.
13333 (in_system_header_at): New.
13334 (in_system_header): New.
13335 * toplev.c (in_system_header): Remove.
13336 * toplev.h: Include input.h
13338 * tree-cfg.c (execute_warn_function_return): Call warning_at.
13339 * tree-ssa.c (warn_uninit): Call warning_at.
13340 (warn_uninitialized_var): Update calls to warn_uninit.
13341 (warn_uninitialized_phi): Update calls to warn_uninit.
13342 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
13343 (expand_location): Initialize xloc.sysp.
13344 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
13345 (tree_decl_with_vis): Remove in_system_header_flag.
13347 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
13350 * recog.c (asm_operand_ok): Change the order of the extra
13351 memory constraint checks.
13353 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
13356 * tree-switch-conversion.c (build_one_array): Call
13357 varpool_mark_needed_node and varpool_finalize_decl
13358 instead of assemble_variable.
13360 2008-07-19 Jan Hubicka <jh@suse.cz>
13362 * cgraph.c (cgraph_add_new_function): Do early local passes.
13363 * tree-nrv.c (gate_pass_return_slot): New gate.
13364 (pass_nrv): Add the gate.
13365 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
13367 (coalesce_ssa_name): Coalesce SSA names.
13368 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
13369 not optimizing so unused user vars remains visible.
13370 * common.opt (flag_tree_ter): Always enable by default.
13371 * tree-ssa-ter.c: Include flags.h
13372 (is_replaceable_p): Check that locations match; when aliasing
13373 is missing be conservative about loads.
13374 * tree-optimize.c (gate_init_datastructures): Remove.
13375 (pass_init_datastructures): New.
13376 * passes.c: Reorder passes so we always go into SSA.
13378 2008-07-19 Jan Hubicka <jh@suse.cz>
13380 * doc/extend.texi (flatten attribute): Remove note about
13382 * doc/invoke.texi (--combine): Likewise.
13383 (-finline-functions-called-once): Update levels when enabled.
13384 (-funit-at-a-time): Document new behaviour.
13385 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
13386 -fno-section-anchors when disabled explicitly.
13387 (inline params): They are not ignored now.
13388 (precompiled headers): Remove unit-at-a-time as being incompatible.
13389 * opts.c (decode_options): Handle unit-at-a-time as alias;
13390 imply -fno-section-anchors when toplevel reorder is disabled
13392 * common.opt (ftoplevel-reorder): Set default value to 2.
13393 (funit-at-a-time): Set default value to 1.
13394 * config/rs6000/rs6000.c (optimization_options): Set section anchors
13397 2008-07-19 Jan Hubicka <jh@suse.cz>
13399 * builtins.c (expand_builtin_int_roundingfn,
13400 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
13403 2008-07-19 Richard Guenther <rguenther@suse.de>
13406 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
13407 * tree-ssa-sccvn.c (get_constant_value_id): New function.
13408 * tree-ssa-pre.c (get_expr_value_id): For newly created
13409 constant value-ids make sure to add the expression to its
13412 2008-07-19 Jakub Jelinek <jakub@redhat.com>
13414 PR middle-end/36877
13415 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
13416 return value of the builtin is ignored.
13418 2008-07-19 Olivier Hainque <hainque@adacore.com>
13420 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
13421 bits, a C conformant malloc implementation has to provide.
13422 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
13424 2008-07-19 Joseph Myers <joseph@codesourcery.com>
13428 * reload.c (find_reloads_subreg_address): Only reload address if
13429 reloaded == 0, not for reloaded != 1.
13432 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13433 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13434 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13435 m32c_legitimize_reload_address.
13437 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13438 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13439 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13441 2008-07-19 Olivier Hainque <hainque@adacore.com>
13443 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
13444 argument, saying whether nested array are to be collapsed
13445 into a single array type DIE with multiple subscripts.
13446 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
13447 issues, centralize the nested array types collapsing control and
13448 disable the transformation for Ada.
13450 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
13453 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
13455 (x86_64_shift_adj_2): New expander.
13456 (x86_64_shift_adj_3): Ditto.
13457 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
13458 to split TImode operands.
13459 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
13460 (ix86_split_lshr): Ditto.
13462 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
13464 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
13465 and __CHAR32_TYPE__.
13466 * c-typeck.c (digest_init): Support char16_t and char32_t.
13467 (set_nonincremental_init_from_string): Idem.
13469 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13471 PR middle-end/36859
13472 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
13473 PREFERRED_STACK_BOUNDARY.
13474 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
13476 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13478 PR middle-end/36858
13479 * function.c (locate_and_pad_parm): Cap boundary earlier.
13481 2008-07-17 Julian Brown <julian@codesourcery.com>
13483 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
13484 no-op for targets which don't use DLLs.
13486 2008-07-17 Martin Jambor <mjambor@suse.cz>
13488 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
13489 that nodes are relevant by examining the node->analyzed flag.
13490 (ipcp_init_stage): Check which nodes are relevant, assert that the
13491 relevant ones are also required.
13492 (ipcp_propagate_stage): Check on the side arrays are properly
13494 (ipcp_print_all_jump_functions): Make sure not to touch any node
13495 that is not analyzed or an edge that does not have a corresponding
13496 entry in the on-the-side vectors.
13497 (ipcp_function_scale_print): Likewise.
13498 (ipcp_update_callgraph): Check that the node is relevant.
13499 (ipcp_insert_stage): Check that the node is relevant. Check there is
13500 an info for every node and edge.
13501 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
13502 (ipa_print_all_tree_maps): Likewise and a new variable info.
13503 (ipa_print_all_params_modified): Likewise.
13504 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
13506 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
13509 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
13511 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
13513 PR rtl-optimization/36753
13514 * fwprop.c (use_killed_between): Don't shortcut
13515 single-definition global registers.
13517 2008-07-16 Jan Hubicka <jh@suse.cz>
13519 * cgraph.h (varpool_empty_needed_queue): Declare.
13520 * cgraphunit.c (output_in_order): Mark all variables as needed;
13522 * varpool.c (varpool_assemble_node): Update debug queue.
13523 (varpool_assemble_pending_decls): Don't do it here.
13524 (varpool_empty_needed_queue): New function.
13526 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13528 * recog.c (peephole2_optimize): Fix formatting.
13530 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13532 * c-pch.c (get_ident): Avoid C++ keywords.
13533 * combine-stack-adj.c (single_set_for_csa): Likewise.
13534 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
13535 output_asm_insn): Likewise.
13536 * reload.c (push_secondary_reload, find_reusable_reload,
13537 push_reload, combine_reloads, find_reloads,
13538 debug_reload_to_stream): Likewise.
13539 * reload.h (struct reload): Likewise.
13540 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
13541 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
13542 emit_output_reload_insns): Likewise.
13543 * targhooks.c (default_secondary_reload): Likewise.
13544 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
13546 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13548 * recog.c (validate_change_1, validate_change,
13549 validate_unshare_change, validate_replace_rtx_1, struct
13550 funny_match, constrain_operands, peephole2_optimize): Avoid C++
13552 * reload.c (push_secondary_reload, secondary_reload_class,
13553 scratch_reload_class, find_valid_class, find_reusable_reload,
13554 push_reload, find_dummy_reload, find_reloads_address_1,
13555 find_reloads_address_part, find_equiv_reg): Likewise.
13556 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
13557 choose_reload_regs): Likewise.
13558 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
13560 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
13561 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
13562 * sched-rgn.c (concat_INSN_LIST): Likewise.
13563 * stor-layout.c (mode_for_size, mode_for_size_tree,
13564 smallest_mode_for_size): Likewise.
13566 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13568 * cfg.c (dump_reg_info): Avoid C++ keywords.
13569 * dwarf2asm.c (dw2_force_const_mem,
13570 dw2_asm_output_encoded_addr_rtx): Likewise.
13571 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
13572 * expmed.c (expand_shift): Likewise.
13573 * global.c (find_reg): Likewise.
13574 * graph.c (draw_edge): Likewise.
13575 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
13576 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
13577 widen_clz, widen_bswap, expand_parity, expand_unop,
13578 emit_cmp_and_jump_insn_1): Likewise.
13579 * postreload.c (reload_cse_simplify_operands): Likewise.
13580 * ra.h (add_neighbor): Likewise.
13581 * reg-stack.c (remove_regno_note, change_stack): Likewise.
13582 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
13583 record_reg_classes, copy_cost, record_address_regs,
13584 invalid_mode_change_p): Likewise.
13585 * regrename.c (regrename_optimize, scan_rtx_reg,
13586 dump_def_use_chain, find_oldest_value_reg,
13587 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
13589 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13591 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
13592 MASK_POWERPC64 for power4 in previous commit.
13594 2008-07-16 Olivier Hainque <hainque@adacore.com>
13596 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
13597 instead of bare conversion to cast const-ness away.
13599 2008-07-16 Anatoly Sokolov <aesok@post.ru>
13601 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
13602 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
13603 * config/xtensa/xtensa.c (xtensa_function_value): New function.
13604 (TARGET_FUNCTION_VALUE): Define.
13606 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13608 * config/rs6000/rs6000.c (processor_target_table): Add
13609 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
13611 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13614 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13615 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13616 m32c_legitimize_reload_address.
13618 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
13620 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
13621 DECL_IN_SYSTEM_HEADER in sync.
13623 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
13625 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
13626 * tree-ssa-pre.c (pre_expr_eq): Ditto
13627 (get_constant_for_value_id): Take a type as an argument.
13628 (fully_constant_expression): Pass in type.
13629 (find_or_generate_expression): Short circuit constant case.
13630 (create_expression_by_pieces): Remove special casing of
13632 (do_regular_insertion): Short circuit constant case.
13633 (do_partial_partial_insertion): Ditto.
13635 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13638 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
13640 2008-07-15 Bob Wilson <bob.wilson@acm.org>
13642 * config/xtensa/libgcc-xtensa.ver: New file.
13643 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
13645 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13647 * df-problems.c (df_set_note): Avoid C++ keywords.
13648 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
13649 * dse.c (record_store, remove_useless_values): Likewise.
13650 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
13651 gen_reg_rtx_offset, operand_subword, change_address_1,
13652 change_address, adjust_address_1, offset_address,
13653 widen_memory_access, emit_copy_of_insn_after): Likewise.
13654 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
13655 * fwprop.c (should_replace_address, propagate_rtx_1,
13656 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
13658 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
13659 gcse_emit_move_after, update_ld_motion_stores): Likewise.
13660 * lcm.c (compute_insert_delete, pre_edge_lcm,
13661 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
13662 * lower-subreg.c (resolve_reg_notes): Likewise.
13663 * mode-switching.c (optimize_mode_switching): Likewise.
13665 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13667 * bt-load.c (add_btr_def, migrate_btr_def,
13668 branch_target_load_optimize): Avoid C++ keywords.
13669 * caller-save.c (insert_restore, insert_save, insert_one_insn):
13671 * combine.c (subst, simplify_set, make_extraction,
13672 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
13673 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
13674 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
13676 2008-07-15 Richard Guenther <rguenther@suse.de>
13678 PR middle-end/36369
13679 * c-common.c (strict_aliasing_warning): Do not warn for
13680 TYPE_REF_CAN_ALIAS_ALL pointers.
13681 (c_common_get_alias_set): may_alias types are not special.
13682 * tree.c (build_pointer_type_for_mode): Look up the may_alias
13683 attribute and set can_ref_all accordingly.
13684 (build_reference_type_for_mode): Likewise.
13685 * doc/extend.texi (may_alias): Clarify.
13687 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13690 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13691 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13693 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13696 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
13697 gcc_assert, instead call output_operand_lossage.
13699 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
13701 * builtins.c (std_canonical_va_list): Treat structure based
13704 2008-07-15 Ben Elliston <bje@au.ibm.com>
13706 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
13708 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
13710 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
13713 2008-07-14 Jan Hubicka <jh@suse.cz>
13715 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
13716 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
13717 fix predicates and constraints.
13718 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
13719 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
13721 2008-07-14 Doug Kwan <dougkwan@google.com>
13723 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
13724 additional option file arm/eabi.opt.
13725 * config/arm/eabi.h (File): New configuration file for EABI targets.
13726 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
13727 SUBSUBTARGET_EXTRA_SPECS.
13728 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
13729 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
13730 from STARTFILE_SPEC so that it can be referenced in an override.
13731 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
13732 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
13733 can be referenced in an override.
13734 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
13735 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
13736 so that it can be referenced in an override.
13737 (LINK_SPEC): Use BPABI_LINK_SPEC.
13738 * config/arm/eabi.opt (File): New.
13740 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13742 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
13743 (FIXED_VALUE_H): New variable.
13744 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
13745 input.h, fixed-value.h.
13746 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
13747 (BASIC_BLOCK_H): Use $(BITMAP_H).
13748 (FUNCTION_H): Add varray.h.
13749 (IPA_REFERENCE_H): Use $(BITMAP_H).
13750 (CGRAPH_H): Add $(BASIC_BLOCK_H).
13751 (DF_H): Use $(BITMAP_H).
13752 (GGC_H): Add statistics.h.
13753 (INSN_ADDR_H): New.
13754 (INSN_ATTR_H): Use it.
13755 (SYSTEM_H): Add safe-ctype.h, filenames.h.
13757 (SYMTAB_H): Add $(OBSTACK_H).
13758 (CPP_INTERNAL_H): New.
13759 (TREE_DUMP_H): Add tree-pass.h.
13760 (TREE_FLOW_H): Use $(BITMAP_H)
13761 (PRETTY_PRINT_H): Use $(INPUT_H).
13762 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
13765 (many object files): Fix lots of header dependencies throughout.
13767 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13769 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
13771 (s-gtyp-input): Use them to write tmp-gi.list.
13772 (echo_to_gi.list): Remove.
13774 2008-07-14 Richard Guenther <rguenther@suse.de>
13776 * tree-ssa-sccvn.c (pre_info): Remove.
13777 (switch_to_PRE_table): Likewise.
13778 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
13779 (set_hashtable_value_ids): Do not create value-ids for the
13781 (run_scc_vn): Remove double test. Remove bogus special-case
13782 in value-number printing.
13783 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
13784 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
13786 * tree-flow-inline.h (get_value_handle): Remove.
13787 * tree-flow.h (get_value_handle): Remove.
13789 2008-07-14 Martin Jambor <mjambor@suse.cz>
13791 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
13792 in which we generate arithmetics is not a subrange.
13794 2008-07-14 Martin Jambor <mjambor@suse.cz>
13796 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
13798 2008-07-14 Richard Guenther <rguenther@suse.de>
13800 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
13802 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
13805 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
13806 reload for symbol refs moved to r0 with -fPIC.
13807 (legitimize_pic_address): Use the target register as temporary
13809 (emit_symbolic_move): Adjust comment.
13810 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
13813 2008-07-14 Ben Elliston <bje@au.ibm.com>
13815 * c-common.h (C_CPP_HASHNODE): New macro.
13816 * coretypes.h (struct cpp_token): Forward declare.
13817 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13818 the context-sensitive keyword method.
13819 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
13820 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
13821 expand_bool_pixel): New.
13822 (altivec_categorize_keyword): New function.
13823 (init_vector_keywords): New function.
13824 (rs6000_macro_to_expand): Likewise.
13825 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
13826 compiling an ISO C dialect.
13828 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
13830 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
13831 (create_expression_by_pieces): Fix typo.
13832 (do_regular_insertion): Use debug counter here too.
13834 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
13837 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
13838 CONST_OK_FOR_LETTER_P. All port-local users changed.
13839 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
13840 implement Kp matching power-of-two.
13841 (CONSTRAINT_LEN): Define to match.
13842 * config/cris/cris.md: Replace all use of constraint K with Kc.
13843 ("*btst*): Use Kp for operand 0 of last alternative.
13845 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13848 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
13851 2008-07-13 Jan Hubicka <jh@suse.cz>
13853 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
13856 2008-07-13 Richard Guenther <rguenther@suse.de>
13858 PR middle-end/36811
13859 * langhooks.c (lhd_print_error_function): Deal with recursive
13862 2008-07-12 Jan Hubicka <jh@suse.cz>
13864 * cgraph.c (assembler_name_hash): New static var.
13865 (hash_node_by_assembler_name, eq_assembler_name): New.
13866 (cgraph_node_for_asm): Use hashtable.
13867 (cgraph_remove_node): Maintain hashtable.
13868 (change_decl_assembler_name): Sanity check that names are not changing
13869 after aliasing was processed.
13870 * cgraph.h (varpoon_node): Add next GGC marker.
13871 * tree.c (decl_assembler_name_equal): Constify.
13872 (decl_assembler_name_hash): New.
13873 * tree.h (decl_assembler_name_equal): Constify.
13874 (decl_assembler_name_hash): Update.
13876 2008-07-12 David Daney <ddaney@avtrex.com>
13878 * config/mips/driver-native.c (host_detect_local_cpu): Handle
13879 sb1 and r5000 cpus.
13881 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
13883 * doc/md.texi: Document the MIPS "v" constraint.
13884 * config/mips/mips.h (reg_class): Revert last change.
13885 (REG_CLASS_NAMES): Likewise.
13886 (REG_CLASS_CONTENTS): Likewise.
13887 * config/mips/mips.c (mips_regno_to_class): Likewise.
13888 * config/mips/constraints.md (v): Likewise, but add documentation.
13889 Add a comment to say that this constraint should not be used in
13892 2008-07-11 DJ Delorie <dj@redhat.com>
13894 * config/h8300/h8300.md (length): Fix branch offset limit.
13896 2008-07-11 Anatoly Sokolov <aesok@post.ru>
13898 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
13899 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
13900 (avr_hard_regno_scratch_ok): New function.
13901 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13902 * config/avr/avr.md (all peepholes that request a scratch register):
13903 Remove avr_peep2_scratch_safe use.
13905 2008-07-11 Tom Tromey <tromey@redhat.com>
13906 Ian Lance Taylor <iant@google.com>
13908 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
13909 (struct c_common_resword): Define.
13910 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
13911 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
13912 (c_common_reswords, num_c_common_reswords): Declare.
13913 * c-common.c (c_common_reswords): New global const array.
13914 (num_c_common_reswords): New const int.
13915 * c-parser.c (struct resword, reswords): Don't define.
13916 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
13917 (c_parse_init): Clarify mask code. Use c_common_reswords rather
13918 than reswords. If warning about C++ keywords, give them a special
13920 (c_lex_one_token): Warn about C++ keywords. Call
13921 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
13922 (c_parser_external_declaration): Look for RID_xxx rather than
13923 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
13924 (c_parser_statement_after_labels): Likewise.
13925 (c_parser_objc_class_instance_variables): Likewise.
13926 (c_parser_objc_class_declaration): Likewise.
13927 (c_parser_objc_try_catch_statement): Likewise.
13928 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
13929 (declspecs_add_type): Likewise.
13931 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
13933 * ggc-page.c (alloc_page):
13934 Substituting xmalloc, xcalloc with
13935 XNEWVEC and XCNEWVAR macros which add the
13938 2008-07-11 Richard Guenther <rguenther@suse.de>
13940 PR tree-optimization/36765
13941 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
13942 aliases from HEAP vars to SMTs.
13944 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13946 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
13947 * configure.ac (loose_warn): Move -Wc++-compat from here...
13948 (strict_warn): ...to here.
13949 * configure: Regenerate.
13951 2008-07-10 Joseph Myers <joseph@codesourcery.com>
13953 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
13954 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
13955 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
13956 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
13957 excluding more specific h8300-*-* and sh-*-* targets.
13959 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
13961 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
13962 (eliminate): Ditto.
13963 (execute_pre): Call loop_optimizer_finalize in early exit.
13965 2008-07-10 Jakub Jelinek <jakub@redhat.com>
13967 PR middle-end/36790
13968 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
13969 uids in the bitmap, not just VAR_DECL uids.
13971 PR rtl-optimization/36419
13972 * combine-stack-adj.c (adjust_frame_related_expr): New function.
13973 (combine_stack_adjustments_for_block): Call it if needed. Delete
13975 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
13976 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
13977 prologue sp adjustment.
13979 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
13982 * opts.c (print_ignored_options): Report postponed diagnostics for
13983 unknown -Wno-* options as warnings, not errors.
13984 (postpone_unknown_option_error): Renamed to...
13985 (postpone_unknown_option_warning): ... this.
13987 2008-07-09 Doug Kwan <dougkwan@google.com>
13990 2008-07-08 Doug Kwan <dougkwan@google.com>
13992 * config/arm/arm.opt (mandroid): New option.
13993 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13994 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13996 (CC1PLUS_SPEC): Same.
13998 (STARTFILE_SPEC): Same.
13999 (ENDFILE_SPEC): Same.
14000 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
14003 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
14006 * config/mips/mips.h (reg_class): Remove V1_REG.
14007 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
14008 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
14009 instead of V1_REGS.
14010 (mips_get_tp): New function.
14011 (mips_legitimize_tls_address): Use it.
14012 * config/mips/constraints.md (v): Delete.
14013 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
14014 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
14015 After reload, split into a move and ...
14016 (*tls_get_tp_<mode>_split): ...this new instruction.
14018 2008-07-09 David Daney <ddaney@avtrex.com>
14020 * config/mips/driver-native.c: Include coretypes.h and tm.h.
14022 2008-07-09 Jakub Jelinek <jakub@redhat.com>
14024 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
14025 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
14027 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
14028 htab_delete should be called. Don't free c.
14029 (lookup_tmp_var): Create temp_htab lazily.
14030 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
14031 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
14033 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
14034 lower_omp_ordered, lower_omp_critical, lower_omp_for,
14035 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
14036 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
14037 * tree-sra.c (generate_element_init): Likewise.
14038 * tree-mudflap.c (execute_mudflap_function_ops,
14039 execute_mudflap_function_decls): Likewise.
14040 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
14041 * tree-gimple.h (struct gimplify_ctx): New type.
14042 (push_gimplify_context): Adjust prototype.
14044 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
14046 * tree-ssa-pre.c (phi_translate_1): Update placement of
14047 add_to_value calls.
14049 2008-07-09 Anatoly Sokolov <aesok@post.ru>
14051 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
14052 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
14053 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
14054 * targhooks.c (default_hard_regno_scratch_ok): New function.
14055 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
14056 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
14057 * recog.c: Include "target.h".
14058 (peep2_find_free_register): Add check for global regs. Add target
14060 * Makefile.in (recog.o): Depend on target.h.
14062 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
14064 * config/sh/sh.c (sh_canonical_va_list_type): New.
14065 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
14067 2008-07-09 Raksit Ashok <raksit@google.com>
14069 * doc/invoke.texi (Option Summary): Mention new option
14070 -Wdisallowed-function-list=...
14071 (Warning Options): Document -Wdisallowed-function-list=...
14072 * common.opt (Wdisallowed-function-list=): New flag.
14073 * flags.h (warn_disallowed_functions): External definition of new
14074 boolean warning flag.
14075 (warn_if_disallowed_function_p): Declare new function.
14076 * opts.c (warning_disallowed_functions): New static variable.
14077 (warn_disallowed_functions): New boolean warning flag.
14078 (warn_if_disallowed_function_p): New function.
14079 (add_comma_separated_to_vector): Rename
14080 add_instrument_functions_exclude_list to this.
14081 (common_handle_option): Handle new option. Rename calls to
14082 add_instrument_functions_exclude_list into calls to
14083 add_comma_separated_to_vector.
14084 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
14085 based on flag warn_disallowed_functions.
14087 2008-07-09 Christian Bruel <christian.bruel@st.com>
14089 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
14090 instead of get_attr_length.
14092 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14094 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
14096 * genemit.c (gen_insn): Likewise.
14097 * gengtype.c (note_def_vec): Likewise.
14098 * gengtype.h (note_def_vec): Likewise.
14099 * genoutput.c (struct data, output_insn_data, process_template,
14100 gen_expand, gen_split, note_constraint): Likewise.
14101 * genrecog.c (new_decision, add_to_sequence, factor_tests,
14102 make_insn_sequence): Likewise.
14103 * gensupport.c (record_insn_name): Likewise.
14105 2008-07-08 Doug Kwan <dougkwan@google.com>
14107 * config/arm/arm.opt (mandroid): New option.
14108 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
14109 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
14111 (CC1PLUS_SPEC): Same.
14113 (STARTFILE_SPEC): Same.
14114 (ENDFILE_SPEC): Same.
14115 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
14118 2008-07-08 Raksit Ashok <raksit@google.com>
14120 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
14121 (set_storage_via_setmem): Fix expected_align parameter.
14122 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
14123 missing from the list.
14124 * doc/md.texi (movmem): Explicitly state that expected alignment is
14125 to be expressed in bytes.
14126 (setmem): Explicitly state that expected alignment is to be expressed
14129 2008-07-08 Joseph Myers <joseph@codesourcery.com>
14131 * reload.c (find_reloads_subreg_address): Do not require validity
14132 of address in original mode before reloading address.
14134 2008-07-07 Tianwei Sheng <tianweis@google.com>
14136 * df-core.c (df_remove_problem): Adjust the access to avoid out of
14137 bounds array access.
14139 2008-07-08 Jakub Jelinek <jakub@redhat.com>
14141 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
14143 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
14145 Fix PR tree-optimization/23455
14146 Fix PR tree-optimization/35286
14147 Fix PR tree-optimization/35287
14148 * Makefile.in (OBJS-common): Remove tree-vn.o.
14149 (tree-vn.o): Remove.
14150 * dbgcnt.def: Add treepre_insert debug counter.
14151 * gcc/tree-flow.h (add_to_value): Updated for other changes.
14152 (debug_value_expressions): Ditto.
14153 (print_value_expressions): Ditto.
14154 * tree-pretty-print.c (dump_generic_node): Updated for
14155 VALUE_HANDLE removal.
14156 * tree-ssa-dom.c (record_equality): Ditto.
14157 (cprop_operand): Ditto.
14158 (lookup_avail_expr): Ditto.
14159 * tree-ssa-threadedge.c
14160 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
14161 (simplify_control_stmt_condition): Ditto.
14162 * tree.c (tree_code_size): Ditto.
14163 (tree_node_structure): Ditto.
14164 (iterative_hash_expr): Ditto.
14166 * tree.h (VALUE_HANDLE_ID): Ditto.
14167 (VALUE_HANDLE_EXPR_SET): Ditto.
14168 (struct tree_value_handle): Ditto.
14169 (union tree_node): Ditto.
14170 * treestruct.def: Ditto.
14171 * tree-vn.c: Removed.
14172 * tree-ssa-pre.c: Rewritten entirely.
14173 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
14174 (constant_value_ids): Ditto.
14175 (vn_nary_op_t): Moved to header.
14177 (vn_reference_op_t): Ditto
14178 (vn_reference_t): Ditto.
14179 (next_value_id): New variable.
14180 (VN_INFO): Add an assert.
14181 (vn_constant_eq): New function.
14182 (vn_constant_hash): Ditto.
14183 (get_or_alloc_constant_value_id): Ditto.
14184 (value_id_constant_p): Ditto.
14185 (vn_reference_compute_hash): De-staticify.
14186 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
14187 Disable some code with a FIXME. Remove VALUE_HANDLE use.
14188 (valueize_refs): Update opcode if it changes from ssa name to constant.
14189 (vn_reference_lookup_1): Add new argument.
14190 (vn_reference_lookup): Ditto.
14191 (vn_reference_lookup_pieces): New function.
14192 (vn_reference_insert): Add return type. Modify to deal with value ids.
14193 (vn_reference_insert_pieces): New function.
14194 (vn_nary_op_compute_hash): De-staticify.
14195 (vn_nary_op_eq): Ditto.
14196 (vn_nary_op_lookup_pieces): New function.
14197 (vn_nary_op_lookup): Add new argument.
14198 (vn_nary_op_insert_pieces): New function.
14199 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
14200 (vn_phi_insert): Ditto.
14201 (visit_unary_op): Update for callee changes.
14202 (visit_binary_op): Ditto.
14203 (visit_reference_op_load): Ditto.
14204 (visit_reference_op_store): Ditto.
14205 (init_scc_vn): Init next_value_id, constant_to_value_id and
14206 constant_value_ids.
14207 (free_scc_vn): Free them.
14208 (set_hashtable_value_ids): New function.
14209 (run_scc_vn): Use it.
14210 (get_max_value_id): New function.
14211 (get_next_value_id): Ditto.
14212 (expressions_equal_p): Moved from tree-vn.c
14213 (sort_vuses): Ditto.
14214 (sort_vuses_heap): Ditto.
14215 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
14217 * tree.c (iterative_hash_hashval_t): Made non-static
14218 * tree.h (iterative_hash_hashval_t): Declare it.
14220 2008-07-08 Martin Jambor <mjambor@suse.cz>
14222 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
14223 instead of ipa_create_node_params.
14224 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
14225 ipa_check_create_edge_args, free them with
14226 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
14228 * ipa-prop.c: Include flags.h and tree-inline.h.
14229 (ipa_node_params_vector): New variable.
14230 (ipa_edge_args_vector): New variable.
14231 (edge_removal_hook_holder): New variable.
14232 (node_removal_hook_holder): New variable.
14233 (edge_duplication_hook_holder): New variable.
14234 (node_duplication_hook_holder): New variable.
14235 (ipa_detect_param_modifications): Check for presence of modified flags.
14236 (ipa_compute_jump_functions): Check for presence of jump functions.
14237 (ipa_free_edge_args_substructures): New function.
14238 (ipa_create_node_params): Removed.
14239 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
14240 (ipa_free_node_params_substructures): New function.
14241 (ipa_free_all_node_params): Changed to deallocate the on-the-side
14243 (ipa_edge_removal_hook): New function.
14244 (ipa_node_removal_hook): New function.
14245 (duplicate_array): New function.
14246 (ipa_edge_duplication_hook): New function.
14247 (ipa_node_duplication_hook): New function.
14248 (ipa_register_cgraph_hooks): New function.
14249 (ipa_unregister_cgraph_hooks): New function.
14250 (free_all_ipa_structures_after_ipa_cp): New function.
14252 * ipa-prop.h: Include vec.h.
14253 (ipa_node_params_t): New typedef with vector types for it.
14254 (ipa_edge_args_t): New typedef with vector types for it.
14255 (IPA_NODE_REF): Changed to access an on-the-side vector.
14256 (IPA_EDGE_REF): Changed to access an on-the-side vector.
14257 (ipa_check_create_node_params): New function.
14258 (ipa_check_create_edge_args): New function.
14260 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
14263 2008-07-07 Tom Tromey <tromey@redhat.com>
14265 * configure, config.in: Rebuilt.
14266 * configure.ac: Don't check for scandir or alphasort.
14268 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14270 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
14271 types immediately after creating them.
14273 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14275 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
14277 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
14279 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
14280 dump_constraint_graph.
14281 (dump_constraint_edge): New function.
14282 (dump_constraint_graph): New function.
14283 (debug_constraint_graph): New function.
14284 (dump_constraint): Removed useless comparison.
14285 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
14286 (dump_constraint_graph): Declare.
14287 (debug_constraint_graph): Declare.
14288 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
14290 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
14292 * config/i386/i386.c (is_va_list_char_pointer): New.
14293 (ix86_va_start): Replace compare with ms_va_list_type_node
14294 by is_va_list_char_pointer.
14295 (ix86_gimplify_va_arg): Likewise.
14297 2008-07-07 Martin Jambor <mjambor@suse.cz>
14299 * cgraph.c (cgraph_edge_max_uid): New variable.
14300 (struct cgraph_edge_hook_list): New type.
14301 (struct cgraph_node_hook_list): New type.
14302 (struct cgraph_2edge_hook_list): New type.
14303 (struct cgraph_2node_hook_list): New type.
14304 (first_cgraph_edge_removal_hook): New variable.
14305 (first_cgraph_node_removal_hook): New variable.
14306 (first_cgraph_edge_duplicated_hook): New variable.
14307 (first_cgraph_node_duplicated_hook): New variable.
14308 (cgraph_add_edge_removal_hook): New function.
14309 (cgraph_remove_edge_removal_hook): New function.
14310 (cgraph_call_edge_removal_hooks): New function.
14311 (cgraph_add_node_removal_hook): New function.
14312 (cgraph_remove_node_removal_hook): New function.
14313 (cgraph_call_node_removal_hooks): New function.
14314 (cgraph_add_edge_duplication_hook): New function.
14315 (cgraph_remove_edge_duplication_hook): New function.
14316 (cgraph_call_edge_duplication_hooks): New function.
14317 (cgraph_add_node_duplication_hook): New function.
14318 (cgraph_remove_node_duplication_hook): New function.
14319 (cgraph_call_node_duplication_hooks): New function.
14320 (cgraph_create_edge): Assign to edge uid.
14321 (cgraph_remove_edge): Call edge removal hooks.
14322 (cgraph_node_remove_callees): Call edge removal hooks.
14323 (cgraph_node_remove_callers): Call edge removal hooks.
14324 (cgraph_remove_node): Call node removal hooks.
14325 (cgraph_clone_edge): Call edge duplication hooks.
14326 (cgraph_clone_node): Call node duplication hooks.
14328 * cgraph.h (cgraph_edge): New field uid.
14329 (cgraph_edge_hook): New type.
14330 (cgraph_node_hook): New type.
14331 (cgraph_2edge_hook): New type.
14332 (cgraph_2node_hook): New type.
14334 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
14336 * config.in: Regenerate.
14338 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
14340 * gcc.c (print_sysroot): New.
14341 (option_map, display_help, process_command): Handle the
14342 -print-sysroot option.
14343 (main): Print the sysroot if requested.
14344 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
14346 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14349 * unwind-pe.h (size_of_encoded_value): add attribute unused.
14351 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
14353 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
14354 (assign_parm_setup_block_p): Also check mode of entry_parm.
14356 2008-07-07 Richard Guenther <rguenther@suse.de>
14358 * tree-ssa-structalias.h (set_used_smts): Remove.
14359 * tree-ssa-structalias.c (used_smts): Likewise.
14360 (set_used_smts): Likewise.
14361 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
14362 call to set_used_smts.
14364 2008-07-07 Richard Guenther <rguenther@suse.de>
14366 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
14367 (new_var_info): Set it to false.
14368 (solution_set_add): Correctly handle pointers outside a var and
14370 (type_safe): Treat variables with is_full_var properly.
14371 (do_sd_constraint): Likewise.
14372 (do_ds_constraint): Likewise.
14373 (process_constraint): Remove zeroing offset for !use_field_sensitive.
14374 (get_constraint_for_ptr_offset): New function.
14375 (get_constraint_for_component_ref): For addresses at least include
14376 the last field of the variable. Handle is_full_vars properly.
14377 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
14378 (handle_ptr_arith): Remove.
14379 (find_func_aliases): Simplify assignment handling.
14380 (create_function_info_for): For parameter and result varinfos set
14382 (create_variable_info_for): Set is_full_var flag whenever we
14383 just created a single varinfo for a decl.
14384 (init_alias_vars): Initialize use_field_sensitive from
14385 max-fields-for-field-sensitive parameter.
14387 2008-07-07 Richard Guenther <rguenther@suse.de>
14389 PR tree-optimization/36713
14390 * tree-flow-inline.h (is_call_used): New function.
14391 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
14392 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14393 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
14395 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14397 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
14399 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
14401 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
14403 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14404 Nathan Sidwell <nathan@codesourcery.com>
14406 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
14407 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
14409 * config/m68k/t-linux: New.
14410 * doc/install.texi: Document m68k-*-linux is now multilibbed by
14413 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
14415 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
14416 * config/m68k/m68k-devices.def: Remove multilibs that only differ
14419 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14421 * gcc.c (execute): Fix -Wc++-compat warning.
14423 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
14426 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
14427 constant for little endian.
14429 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
14431 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
14432 mips_base_mips16 instead of TARGET_MIPS16.
14433 (mips_base_mips16): Declare.
14434 * config/mips/mips.c (mips_base_mips16): Make global.
14435 (was_mips16_p): Remove GTY marker.
14436 (was_mips16_pch_p): New variable.
14437 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
14438 (mips_override_options): Force to non-MIPS16 mode initially.
14439 Do not complain about MIPS16 PIC incompatibilities here.
14440 Only allow -mgpopt if -mexplicit-relocs is in force for
14443 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
14445 * configure.ac: Check for caddr_t, define to char * if not defined.
14446 * configure: Regenerate.
14447 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
14448 (mmap_gt_pch_use_address): Likewise.
14449 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
14451 2008-07-06 Richard Guenther <rguenther@suse.de>
14453 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
14454 (new_var_info): Deal with it.
14455 (solution_set_add): Likewise.
14456 (bitpos_of_field): Make signed, fix.
14457 (struct fieldoff): Remove type and decl fields. Make size field
14458 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
14460 (fieldoff_compare): Deal with it.
14461 (push_fields_onto_fieldstack): Remove has_union argument, glob
14462 adjacent non-pointer fields together.
14463 (create_function_info_for): Do not set has_union.
14464 (create_variable_info_for): Simplify.
14466 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
14468 * config.gcc (extra_headers): Add cross-stdarg.h for target
14469 x86_64-*-* and i?86-*-*.
14470 * config/i386/cross-stdarg.h: New.
14471 * builtins.c (std_fn_abi_va_list): New.
14472 (std_canonical_va_list_type): New.
14473 (stabilize_va_list): Replace va_list_type_node use by
14474 mtarget.canonical_va_list_type.
14475 (gimplify_va_arg_expr): Likewise.
14476 (expand_builtin_va_copy): Replace va_list_type_node use by
14477 mtarget.fn_abi_va_list.
14478 * tree-sra.c (is_va_list_type): New helper.
14479 (decl_can_be_decomposed_p): Replace
14480 va_list_type_node use by is_va_list_type.
14481 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
14482 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
14483 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
14484 * config/i386/i386-protos.h (ix86_get_valist_type): New.
14485 (ix86_enum_va_list): New.
14486 * config/i386/i386.c (sysv_va_list_type_node): New.
14487 (ms_va_list_type_node): New.
14488 (ix86_function_type_abi): Remove sorry.
14489 (ix86_build_builtin_va_list_abi): New.
14490 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
14491 for 64-bit targets.
14492 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
14493 (ix86_init_builtins_va_builtins_abi): New.
14494 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
14495 for 64-bit targets.
14496 (ix86_handle_abi_attribute): New.
14497 (attribute_spec): Add sysv_abi and ms_abi.
14498 (ix86_fn_abi_va_list): New.
14499 (ix86_canonical_va_list_type): New.
14500 (ix86_enum_va_list): New.
14501 (TARGET_FN_ABI_VA_LIST): New.
14502 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14503 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
14504 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
14505 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14506 (TARGET_ENUM_VA_LIST): New.
14507 * expr.h (std_fn_abi_va_list): New.
14508 (std_canonical_va_list_type): New.
14509 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
14510 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14511 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
14512 TARGET_CANONICAL_VA_LIST_TYPE.
14513 * target.h (struct gcc_target): Add fn_abi_va_list hook
14514 and canonical_va_list_type hook.
14516 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14518 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
14519 integral and pointer types.
14521 2008-07-04 Roger Sayle <roger@eyesopen.com>
14523 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
14524 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
14526 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
14529 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
14531 2008-07-04 Jakub Jelinek <jakub@redhat.com>
14533 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
14534 build_gimple_modify_stmt.
14535 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
14536 gimple operand. Use fold_build* instead of build*.
14538 2008-07-04 Richard Guenther <rguenther@suse.de>
14540 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
14541 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
14542 properly to compute the reachability set if we do field-sensitive PTA.
14543 * invoke.texi (max-fields-for-field-sensitive): Document default.
14544 * opts.c (decode_options): Set max-fields-for-field-sensitive to
14545 100 for optimize >= 2.
14547 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14549 * ggc-zone.c (lookup_page_table_if_allocated,
14550 set_page_table_entry, zone_find_object_size, alloc_small_page,
14551 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
14552 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
14553 -Wc++-compat and/or -Wcast-qual warnings.
14555 2008-07-04 Alan Modra <amodra@bigpond.net.au>
14558 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
14559 pic_offset_table_rtx to be marked as used here.
14560 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
14561 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
14562 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
14563 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
14564 !TARGET_SECURE_PLT.
14566 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14568 * alloc-pool.c (hash_descriptor, eq_descriptor,
14569 alloc_pool_descriptor): Fix -Wc++-compat warnings.
14570 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
14572 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
14573 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
14574 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
14575 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
14578 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
14580 * tree-flow.h (loop_only_exit_p): Declare.
14581 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
14582 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
14583 the number of iterations if it is constant. Otherwise, if this is the
14584 only possible exit of the loop, use the conservative estimate on the
14585 number of iterations of the entire loop if available.
14587 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
14589 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
14590 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
14591 Add synchronization functions.
14592 * config/sync.c: New file.
14593 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
14594 (LIBGCC_SYNC_CFLAGS): Likewise.
14596 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
14599 * config/i386/i386.md (mode): Add TF to "mode" attribute.
14600 (*pushtf_sse): New insn pattern.
14601 (pushtf splitters): New splitters.
14603 2008-07-03 Michael Meissner <gnu@the-meissners.org>
14605 PR middle-end/35736
14606 * predict.c (build_predict_expr): Use void_type_node for the tree
14607 type, instead of NULL_TREE.
14609 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
14611 * config/i386/i386.c (contains_aligned_value_p): Return true
14613 (ix86_data_alignment): Align TCmode to 128bits.
14614 (ix86_local_alignment): Likewise.
14616 2008-07-03 Andrew Haley <aph@redhat.com>
14619 * vec.h (VEC_TA): New.
14620 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
14621 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
14622 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
14623 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
14624 (C_COMMON_FIXED_TYPES): Remove first arg.
14625 (C_COMMON_FIXED_MODE_TYPES): Likewise.
14626 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
14627 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
14628 not to use empty macro arguments.
14630 2008-07-02 Joseph Myers <joseph@codesourcery.com>
14632 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
14633 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
14634 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
14635 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
14636 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
14637 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
14638 config/ia64/crtn.asm, config/m68hc11/larith.asm,
14639 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
14640 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
14641 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
14642 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
14643 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
14644 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
14645 config/rs6000/e500crtres64gpr.asm,
14646 config/rs6000/e500crtres64gprctr.asm,
14647 config/rs6000/e500crtrest32gpr.asm,
14648 config/rs6000/e500crtrest64gpr.asm,
14649 config/rs6000/e500crtresx32gpr.asm,
14650 config/rs6000/e500crtresx64gpr.asm,
14651 config/rs6000/e500crtsav32gpr.asm,
14652 config/rs6000/e500crtsav64gpr.asm,
14653 config/rs6000/e500crtsav64gprctr.asm,
14654 config/rs6000/e500crtsavg32gpr.asm,
14655 config/rs6000/e500crtsavg64gpr.asm,
14656 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
14657 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
14658 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
14659 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
14660 config/sparc/sol2-cn.asm: Remove .file directives.
14662 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
14664 * resource.c (mark_referenced_resources): Look inside
14665 UNSPEC_VOLATILEs and ASM_INPUTs.
14667 2008-07-02 Ian Lance Taylor <iant@google.com>
14669 * rtlanal.c (add_reg_note): New function.
14670 * rtl.h (add_reg_note): Declare.
14671 * auto-inc-dec.c (attempt_change): Use add_reg_note.
14672 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
14673 * builtins.c (expand_builtin_longjmp): Likewise.
14674 (expand_builtin_nonlocal_goto): Likewise.
14675 * calls.c (emit_call_1, expand_call): Likewise.
14676 * cfgexpand.c (add_reg_br_prob_note): Likewise.
14677 * cfglayout.c (fixup_reorder_chain): Likewise.
14678 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
14679 (commit_one_edge_insertion): Likewise.
14680 * combine.c (move_deaths, distribute_notes): Likewise.
14681 * df-problems.c (df_set_note): Likewise.
14682 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
14683 (set_unique_reg_note): Likewise.
14684 (emit_copy_of_insn_after): Likewise.
14685 * expr.c (expand_expr_real): Likewise.
14686 * gcse.c (add_label_notes): Likewise.
14687 * haifa-sched.c (create_check_block_twin): Likewise.
14688 * jump.c (mark_jump_label_1): Likewise.
14689 * loop-doloop.c (add_test, doloop_modify): Likewise.
14690 * loop-unswitch.c (compare_and_jump_seq): Likewise.
14691 * lower-subreg.c (move_eh_region_note): Likewise.
14692 * optabs.c (emit_libcall_block): Likewise.
14693 * predict.c (predict_insn): Likewise.
14694 (combine_predictions_for_insn): Likewise.
14695 * recog.c (peephole2_optimize): Likewise.
14696 * regmove.c (try_auto_increment): Likewise.
14697 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
14698 * reload.c (find_reloads): Likewise.
14699 * reload1.c (fixup_eh_region_note): Likewise.
14700 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
14701 * reorg.c (delete_prior_computation): Likewise.
14702 (delete_computation, dbr_schedule): Likewise.
14703 * config/pa/pa.c (legitimize_pic_address): Likewise.
14704 * config/sh/sh.c (sh_reorg): Likewise.
14706 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14709 * config/libgcc-glibc.ver: Add %exclude.
14710 * config/m32r/libgcc-glibc.ver: Likwise.
14711 * config/s390/libgcc-glibc.ver: Likwise.
14712 * config/sh/libgcc-glibc.ver: Likwise.
14713 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
14715 * config/i386/libgcc-glibc.ver: New.
14717 * config/i386/libgcc-x86_64-glibc.ver: Removed.
14719 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14721 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
14722 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
14723 i[34567]86-*-linux*, x86_64-*-linux*. Add
14724 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
14725 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
14726 x86_64-*-linux*. Add i386/t-linux to tmake_file for
14727 i[34567]86-*-linux*, x86_64-*-linux*.
14729 * libgcc-std.ver: Add empty GCC_4.4.0.
14731 * mkmap-symver.awk: Support multiple versions per symbol.
14733 * config/i386/i386.c (ix86_init_builtins): Always define
14734 __builtin_fabsq and __builtin_copysignq with fallbacks.
14735 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
14736 and __builtin_copysignq if SSE2 isn't available.
14738 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
14739 (LIBGCC2_TF_CEXT): Likwise.
14740 (TF_SIZE): Likwise.
14742 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
14744 * config/i386/sfp-machine.h: Moved to libgcc.
14746 * config/i386/sfp-machine.h: New.
14747 * config/i386/t-linux: Likwise.
14749 * config/i386/t-darwin: Remove softfp_wrap_start and
14751 * config/i386/t-darwin64: Likewise.
14753 * config/i386/t-fprules-softfp64: Renamed to ...
14754 * config/i386/t-fprules-softfp: This.
14756 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
14757 and softfp_wrap_end.
14759 2008-07-02 Jason Merrill <jason@redhat.com>
14761 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
14763 * tree.c (ctor_to_list): New fn.
14764 * tree.h: Declare it.
14765 (CONSTRUCTOR_ELT): New macro.
14766 (CONSTRUCTOR_NELTS): New macro.
14768 2008-07-02 Richard Guenther <rguenther@suse.de>
14770 * tree-ssa-structalias.c (struct variable_info): Reorder
14771 to fill padding on 64bit hosts. Make collapsed_to an int.
14772 (get_varinfo_fc): Deal with that.
14773 (new_var_info): Likewise.
14774 (collapse_rest_of_var): Likewise.
14776 2008-07-02 Joshua Sumali <jsumali@redhat.com>
14778 * doc/install.texi (--enable-java-home): Document.
14779 (--enable-aot-compile-rpm): Likewise.
14780 (--with-arch-directory): Likewise.
14781 (--with-os-directory): Likewise.
14782 (--with-origin-name): Likewise.
14783 (--with-arch-suffix): Likewise.
14784 (--with-jvm-root-dir): Likewise.
14785 (--with-jvm-jar-dir): Likewise.
14786 (--with-python-dir): Likewise.
14788 2008-07-02 Richard Guenther <rguenther@suse.de>
14790 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
14791 from decls explicitly. Merge operand checking from tuples.
14793 2008-07-02 Martin Jambor <mjambor@suse.cz>
14795 * tree-switch-conversion.c: Included timevar.h which I forgot before.
14797 2008-07-02 Martin Jambor <mjambor@suse.cz>
14799 * tree-switch-conversion.c: Included timevar.h
14800 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
14802 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
14804 2008-07-02 Martin Jambor <mjambor@suse.cz>
14806 * tree-switch-conversion.c: Corrected various comments and
14808 (build_constructors): Fixed minor formatting mistakes.
14810 * invoke.texi (Optimize Options): Corrected the
14811 switch-conversion-max-branch-ratio parameter.
14813 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
14815 * final.c (asm_insn_count): Return zero for an empty asm body.
14817 2008-07-02 Richard Guenther <rguenther@suse.de>
14819 * bitmap.h (bitmap_set_bit): Return bool.
14820 (bitmap_clear_bit): Likewise.
14821 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
14822 write to the bitmap if it would.
14823 (bitmap_clear_bit): Likewise.
14824 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
14825 bitmap_set_bit return value.
14826 (add_pred_graph_edge): Likewise.
14827 (add_graph_edge): Likewise.
14828 (do_sd_constraint): Likewise.
14829 (do_ds_constraint): Likewise.
14831 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14833 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
14834 Fix -Wc++-compat and/or -Wcast-qual warnings.
14835 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
14836 gen_regparm_prefix): Likewise.
14837 * vmsdbgout.c (write_modbeg, lookup_filename,
14838 vmsdbgout_source_line, vmsdbgout_init): Likewise.
14840 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
14842 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
14843 defaults.h definition apply.
14845 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14847 * function.c (assign_parm_remove_parallels): New.
14848 (assign_parm_setup_block_p): Do not return true for non-BLKmode
14850 (assign_parm_setup_block): Do not handle them.
14851 (assign_parm_setup_reg, assign_parm_setup_stack): Call
14852 assign_parm_remove_parallels.
14854 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14856 * c-typeck.c (convert_for_assignment): Use
14857 vector_targets_convertible_p.
14858 * c-common.c (vector_targets_convertible_p): New.
14859 * c-common.h (vector_targets_convertible_p): New prototype.
14860 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
14861 opaque_p_V2SI_type_node.
14863 2008-07-01 Steve Ellcey <sje@cup.hp.com>
14865 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
14868 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
14870 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
14871 TFmode constants via two element DImode vector for hosts with
14872 HOST_BITS_PER_WIDE_INT < 64.
14873 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
14874 also for HOST_BITS_PER_WIDE_INT < 64.
14876 2008-07-01 Richard Guenther <rguenther@suse.de>
14878 PR tree-optimization/36666
14879 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
14880 (get_constraint_exp_from_ssa_var): Split into ...
14881 (get_constraint_exp_for_temp): ... this ...
14882 (get_constraint_for_ssa_var): ... and that.
14883 Return constraint expressions for all touched sub-fields
14884 if the results address is not taken.
14885 (process_constraint): Remove assertion that aggregate
14886 assignments do not happen at this place.
14887 (get_constraint_for_component_ref): Add address_p argument.
14888 Return constraint expressions for all touched sub-fields
14889 if the results address is not taken.
14890 (do_deref): Use get_constraint_exp_for_temp.
14891 (get_constraint_for_1): Rename from ...
14892 (get_constraint_for): ... this. Add the old function as wrapper.
14893 (do_structure_copy): Use get_constraint_for_1.
14895 2008-07-01 Martin Jambor <mjambor@suse.cz>
14897 * Makefile.in (tree-switch-conversion.o): Add.
14898 (OBJS-common): Add tree-swtch-conversion.o.
14899 * passes.c (init_optimization_passes): Add pass_convert_switch.
14900 * tree-pass.h: (pass_convert_switch): Add.
14901 * tree-switch-conversion.c: New file.
14902 * gcc.dg/tree-ssa/cswtch.c: New testcase.
14903 * common.opt (ftree-cswtch): New option.
14904 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14905 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14906 * opts.c (decode_options): Set flag_tree_switch_conversion when
14907 optimization level is >= 2.
14908 * doc/invoke.texi (Optimize Options): Added description of
14909 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
14911 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14913 * config/darwin-driver.c (darwin_default_min_version): Fix
14914 -Wc++-compat warnings.
14916 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
14918 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
14921 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14923 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
14925 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14927 PR rtl-optimization/34744
14928 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
14929 (df_scan_free_internal): Free data structures not
14930 allocated in storage pools.
14931 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
14932 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
14933 df_scan_free_mws_vec.
14934 * dse.c (dse_step6): Free offset_map_p and offset_map_n
14937 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
14939 * config/i386/i386.c (contains_aligned_value_p): Return true
14941 (ix86_function_arg_boundary): Return its natural boundary
14943 (return_in_memory_32): Don't check TDmode.
14944 (ix86_split_to_parts): Support splitting into 4 parts and
14945 support TFmode for 32bit target.
14946 (ix86_split_long_move): Support splitting into 4 parts.
14947 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
14949 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
14950 (ix86_init_builtins): Here.
14951 (ix86_scalar_mode_supported_p): Always return true for TFmode.
14952 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
14953 'q' and 'w', respectively.
14955 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
14957 (movtf_internal): Likewise.
14958 (<code>tf2): Likewise.
14959 (*absnegtf2_sse): Likewise.
14960 (copysign<mode>3): Likewise.
14961 (copysign<mode>3_const): Likewise.
14962 (copysign<mode>3_var): Likewise.
14963 (define_split UNSPEC_COPYSIGN): Likewise.
14964 * config/i386/sse.md (*nandtf3): Likewise.
14965 (<code>tf3): Likewise.
14966 (*<code>tf3): Likewise.
14968 2008-06-30 Joey Ye <joey.ye@intel.com>
14969 H.J. Lu <hongjiu.lu@intel.com>
14971 * global.c (compute_regsets): Set frame_pointer_needed here.
14972 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
14974 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14976 * doc/install.texi (specific): Expand Windows build notes.
14978 2008-06-30 Ira Rosen <irar@il.ibm.com>
14980 PR tree-optimization/36648
14981 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
14982 number of prolog iterations by step. Fix the comment.
14984 2008-06-30 Richard Guenther <rguenther@suse.de>
14986 PR middle-end/36671
14987 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
14988 handle calls from ECF_MALLOC functions.
14989 (handle_pure_call): ECF_MALLOC functions do not return
14991 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
14993 2008-06-29 Andreas Schwab <schwab@suse.de>
14995 * config/m68k/m68k.c (print_operand): Always print a float
14997 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
14998 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
15001 * config/rs6000/x-linux64: Remove never used file.
15003 2008-06-29 Richard Guenther <rguenther@suse.de>
15005 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
15007 (struct alias_info): Move ...
15008 * tree-ssa-alias.c: ... here.
15009 (update_alias_info): Declare.
15010 (compute_may_aliases): Call it.
15011 (update_alias_info): New function.
15012 * tree-ssa-structalias.c (update_alias_info): Move ...
15013 * tree-ssa-alias.c (update_alias_info_1): ... here.
15014 * tree-ssa-structalias.c (process_constraint_1): Remove
15015 unused from_call argument. Rename to ...
15016 (process_constraint): ... this. Delete old wrapper.
15017 (make_constraint_to): Adjust callers.
15018 (handle_const_call): Likewise.
15019 (handle_pure_call): Likewise.
15020 (init_base_vars): Likewise.
15021 (handle_lhs_call): Likewise. Remove unnecessary constraint.
15022 (find_func_aliases): We don't need structure copies for
15024 (make_constraint_from_anything): Remove.
15025 (create_variable_info_for): For globals make constraints
15026 from escaped, not from anything.
15027 (compute_points_to_sets): Do not call update_alias_info.
15028 (ipa_pta_execute): Use make_constraint_from.
15030 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15032 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
15033 (bitmap.o-warn, dominance.o-warn): New.
15034 * configure.ac (cxx_compat_warn): Delete.
15035 (loose_warn): Add -Wcast-qual and -Wc++-compat.
15036 * system.h: Remove #pragma diagnostic for -Wcast-qual and
15038 * configure: Regenerate.
15040 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
15043 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15045 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
15046 * df-scan.c (df_notes_rescan): Likewise.
15047 * ggc-page.c (set_page_table_entry): Likewise.
15048 * intl.c (gcc_gettext_width): Likewise.
15049 * varasm.c (get_unnamed_section, get_noswitch_section,
15050 get_section): Likewise.
15052 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
15054 * regrename.c (build_def_use): Don't copy RTX.
15056 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
15058 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
15059 (Type Attributes): Fix nesting of @table and @subsection. Adjust
15060 punctuation. Use @ref instead of @xref.
15061 (Function Names): Remove stray @display/@end display.
15062 (C++ Attributes): Use @ref instead of @xref.
15063 (Deprecated Features): Fix punctuation around @xref.
15064 (Backwards Compatibility): Likewise.
15065 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
15067 2008-06-28 Joseph Myers <joseph@codesourcery.com>
15069 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
15070 constants for E500 double.
15072 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15074 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
15075 element type of const_vector.
15077 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
15079 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
15080 Remove FLAGS_REG clobber from expander pattern.
15081 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
15082 (anddi3, andsi3, andhi3, andqi3): Ditto.
15083 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
15084 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
15085 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
15086 (ashlsi3, ashlhi3, ashlqi3): Ditto.
15087 (ashrsi3, ashrhi3, ashrqi3): Ditto.
15088 (lshrsi3, lshrhi3, lshrqi3): Ditto.
15089 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
15090 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
15092 2008-06-28 Richard Guenther <rguenther@suse.de>
15094 * tree-ssa-structalias.c (callused_id, var_callused,
15095 callused_tree): Add.
15096 (handle_pure_call): New function.
15097 (find_func_aliases): Call it.
15098 (find_what_p_points_to): Handle the call-used set.
15099 (clobber_what_escaped): Likewise.
15100 (compute_call_used_vars): New function.
15101 (init_base_vars): Init the call-used variable.
15102 (do_sd_constraint): Do not propagate the solution from CALLUSED
15103 but use CALLUSED as a placeholder.
15104 (solve_graph): Likewise.
15105 * tree-flow-inline.h (gimple_call_used_vars): New function.
15106 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
15107 (compute_call_used_vars): Declare.
15108 * tree-ssa-alias.c (set_initial_properties): Call
15109 compute_call_used_vars.
15110 (reset_alias_info): Clear call-used variables.
15111 (add_call_clobber_ops): Assert we are not called for const/pure
15112 functions. Remove handling of them.
15113 (add_call_read_ops): Handle pure functions by adding the
15114 call-used set of variables as VUSEs.
15115 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
15116 (delete_tree_ssa): Free it.
15117 * tree-dfa.c (remove_referenced_var): Clear the var from the
15120 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
15122 * tree.c (build_varargs_function_type_list): New.
15123 (build_function_type_list_1): New.
15124 (build_function_type_list): Use build_function_type_list_1.
15125 * tree.h (build_varargs_function_type_list): New.
15127 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15130 * config/spu/spu.c (spu_builtin_splats): Do not generate
15131 invalid CONST_VECTOR expressions.
15132 (spu_expand_vector_init): Likewise.
15134 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
15136 * optabs.c (libfunc_decls): New variable.
15137 (libfunc_decl_hash, libfunc_decl_eq): New functions.
15138 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
15139 for the same function twice.
15141 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
15143 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
15144 ix86_expand_binary_operator directly.
15145 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
15147 (*ashrti3_1): Ditto.
15148 (*lshrti3_1): Ditto.
15149 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
15150 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
15151 using only one splitter. Conditionaly execute splitter before or
15152 after peephole2 pass.
15153 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
15154 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
15155 Use only one alternative in asm template.
15156 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
15158 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
15159 "J" operand constraint for operand 2.
15160 (*ashldi3_cconly_rex64): Ditto.
15161 (*ashrdi3_cmp_rex64): Ditto.
15162 (*ashrdi3_cconly_rex64): Ditto.
15163 (*lshrdi3_cmp_rex64): Ditto.
15164 (*lshrdi3_cconly_rex64): Ditto.
15165 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
15166 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
15167 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
15170 2008-06-27 Jakub Jelinek <jakub@redhat.com>
15172 * gimplify.c (omp_is_private): Don't return true if decl is not
15173 already private on #pragma omp for or #pragma omp parallel for.
15176 * tree-cfg.c (struct move_stmt_d): Replace block field with
15177 orig_block and new_block fields.
15178 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
15179 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
15180 (move_block_to_fn): Replace vars_map and new_label_map arguments
15181 with struct move_stmt_d pointer.
15182 (replace_block_vars_by_duplicates): New function.
15183 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
15184 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
15185 all subblocks of ORIG_BLOCK to the new function. Call
15186 replace_block_vars_by_duplicates.
15187 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
15188 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
15189 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
15190 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
15191 (expand_omp): Temporarily set input_location to the location of
15192 region's controlling stmt.
15193 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
15194 BIND_EXPR, push ctx->block_vars and gimplification vars into
15195 the BIND_EXPR and its block's BLOCK_VARS instead of directly
15196 into dest function.
15197 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
15198 there are any BLOCK_VARS.
15199 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
15200 OMP_PARALLEL or OMP_TASK stmt.
15201 (lower_omp): Save and restore input_location around the lower_omp_1
15204 2008-06-27 Richard Guenther <rguenther@suse.de>
15206 PR tree-optimization/36400
15207 PR tree-optimization/36373
15208 PR tree-optimization/36344
15209 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
15210 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
15211 (update_alias_info): Remove call clobbering code.
15212 (make_constraint_to): New helper function.
15213 (make_escape_constraint): Likewise.
15214 (handle_rhs_call): Use it on all pointer containing arguments.
15215 Also mark the static chain escaped.
15216 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
15217 instead of ANYTHING.
15218 (make_constraint_from): New helper split out from ...
15219 (make_constraint_from_anything): ... here.
15220 (find_func_aliases): Add constraints for escape sites.
15221 (intra_create_variable_infos): Make constraints from NONLOCAL
15223 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
15225 (clobber_what_p_points_to): Remove.
15226 (clobber_what_escaped): New function.
15227 (init_base_vars): Init NONLOCAL and ESCAPED.
15228 (do_sd_constraint): Do not propagate the solution from ESCAPED
15229 but use ESCAPED as a placeholder.
15230 (solve_graph): Likewise.
15231 * tree-flow.h (clobber_what_p_points_to): Remove.
15232 (clobber_what_escaped): Declare.
15233 * tree-ssa-alias.c (set_initial_properties): Call it.
15234 Remove code clobbering escaped pointers.
15236 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15238 * function.c (allocate_struct_function): Only allocate a unique
15239 funcdef_no if the decl is nonzero.
15241 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15243 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
15244 * config/mips/mips.c (mips_split_const_insns): New function.
15245 * config/mips/mips.md (move_type): New attribute.
15246 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
15247 (dword_mode): New attribute.
15248 (type): Avoid long line. Map "move_type"s to "type"s,
15249 choosing "multi" for doubleword moves if appropriate.
15250 Swap MTC/MFC comments to match their declaration order.
15251 (extended_mips16): Default to "yes" if "move_type" is "sll0",
15252 "type" is "branch" or "jal" is "direct".
15253 (length): Handle "extended_mips16" first. Make the default
15254 "0" for "ghost" instructions. Set the length from "move_type".
15255 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
15256 of "type", with "sll0" for the register alternative. Remove the
15257 "extended_mips16" attribute.
15258 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
15259 of "type", with "shift_shift" for the register alternative.
15260 Remove the "length" attribute.
15261 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
15262 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
15263 of "type", with "andi" for the register alternative.
15264 (*zero_extendqihi2): Likewise.
15265 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
15266 of "andi" instead of a "type" of "arith".
15267 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
15269 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
15270 (mov_<store>r, *mov<mode>_ra): Likewise.
15271 (extendsidi2): Use "move_type" instead of "type", with "move"
15272 for the register alternative.
15273 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
15274 of "type", with "signext" for the register alternative.
15275 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
15276 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
15277 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
15278 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
15279 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
15280 (unnamed branch insn): Likewise.
15281 (*movdi_gp32_fp64): Fold into...
15282 (*movdi_32bit): ...here.
15283 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
15284 (*movdf_hardfloat): ...this new pattern.
15285 (*movdf_softfloat): Remove redundant FPR alternatives.
15286 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
15287 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
15288 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
15289 the "move" attribute.
15290 (*movdi_32bit): Use "move_type" instead of "type" and remove the
15291 "length" attribute. Use "fpload" and "fpstore" instead of "load"
15292 and "store" for COP loads and stores.
15293 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
15294 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
15295 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
15296 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
15297 (*movtf_mips16, *movv2sf): Likewise.
15298 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
15299 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
15300 (mfhc1<mode>): Use "move_type" instead of "move".
15301 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
15302 (loadgp_blockage): Remove the "length" attribute.
15303 (blockage, set_got_version, update_got_version): Likewise.
15304 (call_internal): Remove the "extended_mips16" attribute.
15305 (call_value_internal, call_value_multiple_internal): Likewise.
15306 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
15308 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
15309 the "length" attribute.
15311 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15313 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
15314 -Wcast-qual warnings.
15315 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
15316 handle_pragma_pop_macro): Likewise.
15317 * collect2.c (resolve_lib_name): Likewise.
15318 * config/arc/arc.c (arc_init): Likewise.
15319 * config/arm/arm.c (neon_builtin_compare,
15320 locate_neon_builtin_icode): Likewise.
15321 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
15322 * config/bfin/bfin.c (bfin_init_machine_status,
15323 bfin_optimize_loop): Likewise.
15324 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
15325 * config/cris/cris.c (cris_init_expanders): Likewise.
15326 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
15327 * config/darwin.c (machopic_indirection_eq,
15328 machopic_indirection_name, machopic_output_indirection): Likewise.
15329 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
15330 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
15331 frv_optimize_membar): Likewise.
15332 * config/i386/cygwin.h (mingw_scan,
15333 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
15334 * config/i386/cygwin1.c (mingw_scan): Likewise.
15335 * config/i386/i386.c (machopic_output_stub): Likewise.
15336 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
15337 i386_pe_unique_section): Likewise.
15338 * config/ia64/ia64.c (ia64_init_machine_status,
15339 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
15341 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
15342 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
15343 * config/m68k/m68k.c (m68k_handle_option,
15344 m68k_sched_md_init_global): Likewise.
15345 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
15346 mcore_unique_section): Likewise.
15347 * config/mips/mips.c (mips_block_move_straight,
15348 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
15350 * config/mmix/mmix.c (mmix_init_machine_status,
15351 mmix_encode_section_info): Likewise.
15352 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
15353 * config/rs6000/rs6000.c (rs6000_init_machine_status,
15354 print_operand_address, output_toc, redefine_groups,
15355 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
15356 * config/s390/s390.c (s390_init_machine_status): Likewise.
15357 * config/score/score.c (score_block_move_straight,
15358 score_block_move_loop_body): Likewise.
15359 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
15360 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
15361 * emit-rtl.c (find_auto_inc): Likewise.
15362 * gcc.c (translate_options, process_command): Likewise.
15363 * reorg.c (dbr_schedule): Likewise.
15364 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
15365 * xcoffout.c (xcoffout_declare_function): Likewise.
15367 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
15369 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
15370 ipa-pta working again.
15372 2008-06-27 David Edelsohn <edelsohn@gnu.org>
15374 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
15377 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
15379 * config.gcc (powerpc*-*-*): Add new core e500mc.
15380 * config/rs6000/e500mc.md: New file.
15381 * config/rs6000/rs6000.c (processor_costs): Add new costs for
15383 (rs6000_override_options): Add e500mc case to
15384 processor_target_table. Altivec and Spe options not allowed
15385 with e500mc. Add isel instruction to e500mc by
15386 default. Initialize rs6000_cost for e500mc.
15387 (rs6000_issue_rate): Set issue rate for e500mc.
15388 * config/rs6000/rs6000.h (processor_type): Add
15389 PROCESSOR_PPCE500MC.
15390 (ASM_CPU_SPEC): Add e500mc.
15391 Set TARGET_ISEL to rs6000_isel.
15392 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
15393 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
15394 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
15396 * doc/invoke.texi: Add e500mc to list of cpus.
15398 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15401 * c-lex.c (lex_charconst): Initialize unsignedp.
15403 2008-06-27 Olivier Hainque <hainque@adacore.com>
15405 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
15406 documented assumptions.
15408 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
15410 * dwarf2out.c: Remove trailing white spaces. Break long line
15413 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
15415 * libfuncs.h (LTI_synchronize): New libfunc_index.
15416 (synchronize_libfunc): Declare.
15417 * builtins.c (expand_builtin_synchronize): Consider using
15418 synchronize_libfunc before falling back on an asm blockage.
15419 * config/mips/mips.c: Include libfuncs.h
15420 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
15422 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
15424 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
15425 parameter. Copy stack_reg to r11 where appropriate.
15426 (no_global_regs_above): Add gpr parameter.
15427 (rs6000_stack_info): Only add padding for SPE save area if we
15428 are saving SPE GPRs and CR.
15429 (saveres_routine_syms): New variable.
15430 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
15432 (rs6000_savres_routine_sym): New function.
15433 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
15435 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
15436 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
15437 Tweak FPR out-of-line saving.
15438 (rs6000_make_savres_rtx): New function.
15439 (rs6000_use_multiple_p): New function.
15440 (rs6000_savres_strategy): New function.
15441 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
15442 out-of-line if appropriate.
15443 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
15444 if we are optimizing for size.
15445 (GP_SAVE_INLINE): Define.
15446 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
15447 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
15448 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
15449 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
15450 (*save_fpregs_<mode>): Add use of r11.
15451 (*restore_gpregs_<mode>): New insn.
15452 (*return_and_restore_gpregs_<mode>): New insn.
15453 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
15455 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
15456 (*restore_gpregs_spe): New insn.
15457 (*return_and_restore_gpregs_spe): New insn.
15458 * config/rs6000/predicates.md (save_world_operation): Fix check.
15460 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15462 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
15463 this point, so assert that.
15465 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15467 * cfganal.c: Include vec.h and vecprim.h.
15468 (compute_idf): Import from...
15469 * tree-into-ssa (compute_idf): ...here.
15470 * basic-block.h (compute_idf): Export.
15472 2008-06-26 Joseph Myers <joseph@codesourcery.com>
15474 * c-decl.c (merge_decls): Use !current_function_decl to check for
15475 extern declaration of C99 inline function being at file scope.
15477 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
15479 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
15481 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15483 * alias.c (record_alias_subset, init_alias_analysis): Fix
15484 -Wc++-compat and/or -Wcast-qual warnings.
15485 * attribs.c (lookup_attribute_spec): Likewise.
15486 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
15487 copy_bb, connect_traces,
15488 find_rarely_executed_basic_blocks_and_cr): Likewise.
15489 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
15490 note_btr_set, migrate_btr_defs): Likewise.
15491 * builtins.c (result_vector, expand_builtin_memcpy,
15492 expand_builtin_mempcpy_args, expand_builtin_strncpy,
15493 builtin_memset_read_str, expand_builtin_printf,
15494 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
15496 * caller-save.c (mark_set_regs): Likewise.
15497 * calls.c (expand_call, emit_library_call_value_1): Likewise.
15498 * cgraph.c (cgraph_edge): Likewise.
15499 * combine.c (likely_spilled_retval_1): Likewise.
15500 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
15501 htab_counts_entry_del, get_coverage_counts): Likewise.
15502 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
15503 new_cselib_val): Likewise.
15504 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
15505 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
15507 * df-core.c (df_compact_blocks): Likewise.
15508 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
15509 * df-scan.c (df_grow_reg_info, df_ref_create,
15510 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
15511 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
15512 df_record_entry_block_defs, df_record_exit_block_uses,
15513 df_bb_verify): Likewise.
15514 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
15515 DF_REF_EXTRACT_MODE_CONST): New.
15516 * dominance.c (get_immediate_dominator, get_dominated_by,
15517 nearest_common_dominator, root_of_dom_tree,
15518 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
15519 -Wc++-compat and/or -Wcast-qual warnings.
15520 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
15521 record_store, replace_read, check_mem_read_rtx, scan_insn,
15522 dse_step1, dse_record_singleton_alias_set): Likewise.
15523 * dwarf2asm.c (dw2_force_const_mem): Likewise.
15525 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15527 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
15528 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
15529 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
15530 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
15531 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
15532 add_ranges_num, add_ranges_by_labels, file_info_cmp,
15533 file_name_acquire, output_file_names, add_const_value_attribute,
15534 premark_used_types_helper, file_table_eq, file_table_hash,
15535 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
15536 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
15537 -Wcast-qual warnings.
15538 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
15539 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
15540 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
15541 gen_reg_rtx, start_sequence, init_emit): Likewise.
15542 * et-forest.c (et_new_occ, et_new_tree): Likewise.
15543 * except.c (init_eh_for_function, gen_eh_region,
15544 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
15545 arh_to_landing_pad, arh_to_label, add_action_record,
15546 add_call_site, switch_to_exception_section): Likewise.
15547 * expmed.c (synth_mult): Likewise.
15548 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
15549 store_expr): Likewise.
15550 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
15552 * function.c (assign_stack_temp_for_type,
15553 allocate_struct_function, match_asm_constraints_1): Likewise.
15554 * gcov-io.c (gcov_allocate): Likewise.
15555 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
15556 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
15557 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
15558 record_one_set, insert_expr_in_table, insert_set_in_table,
15559 dump_hash_table, compute_hash_table_work, alloc_hash_table,
15560 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
15561 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
15562 -Wcast-qual warnings.
15564 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15566 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
15567 -Wcast-qual warnings.
15568 * gcc.c (process_command): Likewise.
15569 * genattrtab.c (oballoc): Use XOBNEW.
15570 (oballocvec): Define.
15571 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
15572 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
15573 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
15574 -Wc++-compat and/or -Wcast-qual warnings.
15575 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
15576 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
15577 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
15578 gen_presence_absence_set, gen_automaton, gen_regexp_el,
15579 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
15580 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
15581 add_excls, process_presence_absence_names,
15582 process_presence_absence_patterns, add_presence_absence,
15583 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
15584 get_free_state, add_arc, get_free_automata_list_el,
15585 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
15586 transform_3, cache_presence, create_ainsns, create_automata,
15587 create_state_ainsn_table, dfa_insn_code_enlarge,
15588 output_trans_func, output_min_issue_delay_func,
15589 output_dead_lock_func, output_reset_func,
15590 output_get_cpu_unit_code_func, output_dfa_start_func,
15591 expand_automata): Likewise.
15592 * genextract.c (gen_insn): Likewise.
15593 * gengtype-lex.l: Likewise.
15594 * gengtype.c (read_input_list, adjust_field_type,
15595 process_gc_options): Likewise.
15596 * genoutput.c (note_constraint): Likewise.
15597 * genpreds.c (mangle, add_constraint): Likewise.
15598 * genrecog.c (process_define_predicate, new_decision,
15599 add_to_sequence): Likewise.
15600 * gensupport.c (record_insn_name): Likewise.
15602 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15604 * config/i386/driver-i386.c (detect_caches_amd,
15605 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
15606 and/or -Wcast-qual warnings.
15607 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
15608 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
15609 gt_pch_save): Likewise.
15610 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
15611 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
15612 * global.c (compute_regsets): Likewise.
15613 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
15614 finish_graph_dump_file): Likewise.
15615 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
15616 unlink_bb_notes): Likewise.
15617 * integrate.c (get_hard_reg_initial_val): Likewise.
15618 * ipa-prop.c (ipa_push_func_to_list): Likewise.
15619 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
15620 * local-alloc.c (update_equiv_regs): Likewise.
15621 * loop-invariant.c (check_invariant_table_size,
15622 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
15624 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
15625 altered_reg_used, mark_altered): Likewise.
15626 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
15627 insert_var_expansion_initialization,
15628 combine_var_copies_in_loop_exit, apply_opt_in_copies,
15629 release_var_copies): Likewise.
15630 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
15631 analyze_matrix_decl, add_allocation_site, analyze_transpose,
15632 analyze_accesses_for_phi_node, check_var_notmodified_p,
15633 check_allocation_function, find_sites_in_func,
15634 record_all_accesses_in_func, transform_access_sites,
15635 transform_allocation_sites): Likewise.
15636 * omp-low.c (new_omp_region, create_omp_child_function_name,
15637 check_omp_nesting_restrictions, check_combined_parallel,
15638 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
15639 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
15640 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
15641 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
15643 * opts-common.c (prune_options): Likewise.
15644 * opts.c (add_input_filename, print_filtered_help,
15645 get_option_state): Likewise.
15646 * params.c (add_params): Likewise.
15647 * passes.c (set_pass_for_id, next_pass_1,
15648 do_per_function_toporder, pass_fini_dump_file): Likewise.
15649 * postreload.c (reload_cse_simplify_operands): Likewise.
15650 * predict.c (tree_predicted_by_p, tree_predict_edge,
15651 clear_bb_predictions, combine_predictions_for_bb): Likewise.
15653 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15655 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
15657 * recog.c (check_asm_operands, validate_change_1): Likewise.
15658 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
15659 subst_asm_stack_regs): Likewise.
15660 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
15661 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
15662 * regmove.c (reg_is_remote_constant_p): Likewise.
15663 * regrename.c (regrename_optimize, scan_rtx_reg,
15664 kill_clobbered_value, kill_set_value, kill_autoinc_value):
15666 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
15667 regstat_compute_calls_crossed): Likewise.
15668 * reload1.c (init_reload, new_insn_chain,
15669 has_nonexceptional_receiver, reload, copy_reloads,
15670 calculate_needs_all_insns, init_elim_table): Likewise.
15671 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
15672 * rtl.c (shallow_copy_rtx_stat): Likewise.
15673 * rtlanal.c (parms_set): Likewise.
15674 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
15675 sbitmap_resize, sbitmap_vector_alloc): Likewise.
15676 * sched-ebb.c (earliest_block_with_similiar_load,
15677 add_deps_for_risky_insns): Likewise.
15678 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
15679 schedule_region): Likewise.
15680 * see.c (eq_descriptor_pre_extension,
15681 hash_descriptor_pre_extension, hash_del_pre_extension,
15682 eq_descriptor_properties, hash_descriptor_properties,
15683 hash_del_properties, see_seek_pre_extension_expr,
15684 see_initialize_data_structures, see_print_register_properties,
15685 see_print_pre_extension_expr, see_delete_merged_def_extension,
15686 see_delete_unmerged_def_extension, see_emit_use_extension,
15687 see_pre_delete_extension, see_map_extension, see_commit_changes,
15688 see_analyze_merged_def_local_prop,
15689 see_analyze_merged_def_local_prop,
15690 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
15691 see_set_prop_merged_def, see_set_prop_unmerged_def,
15692 see_set_prop_unmerged_use, see_print_one_extension,
15693 see_merge_one_use_extension, see_merge_one_def_extension,
15694 see_store_reference_and_extension, see_update_uses_relevancy,
15695 see_update_defs_relevancy): Likewise.
15696 * statistics.c (hash_statistics_hash, hash_statistics_eq,
15697 hash_statistics_free, curr_statistics_hash): Likewise.
15698 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
15699 expand_asm_operands, expand_return, case_bit_test_cmp,
15700 expand_case): Likewise.
15701 * stor-layout.c (start_record_layout): Likewise.
15702 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
15703 gt_pch_save_stringpool): Likewise.
15704 * tree-data-ref.c (hash_stmt_vertex_info,
15705 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
15706 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
15708 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
15711 * config/i386/i386.md : Change constraints of HImode and QImode
15712 immediate operands from "i" to "n". Change SImode "ni" constraint to
15713 "i" and SImode "rmi" constraint to "g". Remove all constraints
15714 from const0_operand and const1_operand predicated operands.
15715 (i): Change QImode and HImode attribute from "i" to "n".
15716 (*subqi_2): Change HImode operands to QImode.
15719 2008-06-25 Olivier Hainque <hainque@adacore.com>
15721 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
15724 2008-06-25 Richard Guenther <rguenther@suse.de>
15726 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
15727 not overflow the result type.
15729 2008-06-25 Richard Guenther <rguenther@suse.de>
15731 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
15732 (vn_lookup): Likewise.
15734 2008-06-25 Richard Guenther <rguenther@suse.de>
15736 PR tree-optimization/35518
15737 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
15738 * tree-sra.c (instantiate_element): Use fold_build3 to build
15740 (try_instantiate_multiple_fields): Likewise.
15742 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15744 * config/rs6000/rs6000.md: Change all string instruction's clobber to
15747 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15749 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
15750 use_backchain_to_restore_sp to true
15751 if the offset of the link register save area would go over the 32k - 1
15752 offset limit of the load
15755 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
15757 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
15758 anchor for the type-punning blurb. Cross-reference "Structures
15759 unions enumerations and bit-fields implementation". Provide a
15760 cast-through-pointer example. Make final sentence self-contained.
15761 * doc/implement-c.texi (Structures unions enumerations and
15762 bit-fields implementation): Cross-reference the type-punning blurb
15763 in the -fstrict-aliasing documentation.
15765 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15767 PR middle-end/36594
15768 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
15769 the memory instead of the memory itself for the save area.
15771 2008-06-24 Olivier Hainque <hainque@adacore.com>
15772 Nicolas Roche <roche@adacore.com>
15774 * gengtype.c (srcdir_len): size_t instead of int.
15775 (get_file_realbasename): New function. For F a filename, the real
15776 basename of F, with all the path components stripped.
15777 (get_file_srcdir_relative_path): New function. For F a filename, the
15778 relative path to F from $(srcdir).
15779 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
15780 get_file_realbasename. Adjust the head comment.
15781 (get_prefix_langdir_index): New function. For F a filename, return the
15782 lang_dir_names[] relative index of the language directory that is
15784 (get_file_langdir): For F a filename, return the name of the language
15785 directory where F is located.
15786 (get_file_gtfilename): New function. The gt- output file name for an
15788 (get_output_file_with_visibility): Replace in-line computations with
15789 uses of get_file_gtfilename and get_prefix_langdir_index.
15790 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
15792 2008-06-24 Jakub Jelinek <jakub@redhat.com>
15794 PR tree-optimization/36504
15795 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
15796 references without base address.
15798 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15800 PR middle-end/36584
15801 * calls.c (expand_call): Increase alignment for recursive functions.
15803 2008-06-23 Anatoly Sokolov <aesok@post.ru>
15805 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
15806 (TARGET_FUNCTION_VALUE): New define.
15807 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
15808 * config/avr/avr.h (FUNCTION_VALUE): Remove.
15810 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15812 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
15813 (fmod<mode>3): Ditto.
15814 (remainderxf3): Ditto.
15815 (remainder<mode>3): Ditto.
15817 2008-06-23 Jakub Jelinek <jakub@redhat.com>
15820 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
15821 REG is a hard register.
15823 PR tree-optimization/36508
15824 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
15825 499, don't check it at all in release compilers.
15827 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15829 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
15830 together with SSE_TARGET_MATH to disable insn pattern.
15831 (*fop_<MODEF:mode>_2_i387): Ditto.
15832 (*fop_<MODEF:mode>_3_i387): Ditto.
15834 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
15836 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
15838 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15840 PR middle-end/34906
15841 * gimplify.c (gimplify_asm_expr): Check the return code of
15842 parse_output_constraint call, set function return and is_inout
15843 value if it failed.
15845 2008-06-22 Ian Lance Taylor <iant@google.com>
15847 * c-lex.c (narrowest_unsigned_type): Change itk to int.
15848 (narrowest_signed_type): Likewise.
15849 * c-typeck.c (c_common_type): Change local variable mclass to enum
15851 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
15852 tcc_comparison, not the tree code itself.
15853 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
15854 (c_expand_expr): Cast modifier to enum expand_modifier.
15855 * c-common.h (C_RID_CODE): Add casts.
15856 (C_SET_RID_CODE): Define.
15857 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
15858 (c_lex_one_token): Add cast to avoid warning.
15859 (c_parser_objc_type_name): Rename local typename to type_name.
15860 (check_no_duplicate_clause): Change code parameter to enum
15862 (c_parser_omp_var_list_parens): Change kind parameter to enum
15864 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
15865 c_parser_omp_list_var_parens.
15866 (c_parser_omp_threadprivate): Likewise.
15867 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
15868 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
15869 * c-format.c (NO_FMT): Define.
15870 (printf_length_specs): Use NO_FMT.
15871 (asm_fprintf_length_specs): Likewise.
15872 (gcc_diag_length_specs): Likewise.
15873 (scanf_length_specs): Likewise.
15874 (strfmon_length_specs): Likewise.
15875 (gcc_gfc_length_specs): Likewise.
15876 (printf_flag_specs): Change 0 to STD_C89.
15877 (asm_fprintf_flag_specs): Likewise.
15878 (gcc_diag_flag_specs): Likewise.
15879 (gcc_cxxdiag_flag_specs): Likewise.
15880 (scanf_flag_specs): Likewise.
15881 (strftime_flag_specs): Likewise.
15882 (strfmon_flag_specs): Likewise.
15883 (print_char_table): Likewise.
15884 (asm_fprintf_char_table): Likewise.
15885 (gcc_diag_char_table): Likewise.
15886 (gcc_tdiag_char_table): Likewise.
15887 (gcc_cdiag_char_table): Likewise.
15888 (gcc_cxxdiag_char_table): Likewise.
15889 (gcc_gfc_char_table): Likewise.
15890 (scan_char_table): Likewise.
15891 (time_char_table): Likewis.
15892 (monetary_char_table): Likewise.
15893 * c-format.h (BADLEN): Likewise.
15895 2008-06-21 Ian Lance Taylor <iant@google.com>
15897 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
15898 Define END_OF_BASE_TREE_CODES around inclusion.
15899 * tree.c (tree_code_type): New global array.
15900 (tree_code_length, tree_code_name): Likewise.
15901 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
15902 $(lang_tree_files).
15903 (all-tree.def, s-alltree): New targets.
15904 (gencheck.h, s-gencheck): Remove.
15905 (tree.o): Depend upon all-tree.def.
15906 (build/gencheck.o): Remove gencheck.h dependency.
15907 (mostlyclean): Don't remove gencheck.h.
15908 * c-common.h (enum c_tree_code): Remove.
15909 * c-lang.c (tree_code_type): Remove.
15910 (tree_code_length, tree_code_name): Remove.
15911 * gencheck.c (tree_codes): Include all-tree.def, rather than
15912 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
15914 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
15916 * cp/cp-tree.h (enum cplus_tree_code): Remove.
15917 (operator_name_info): Size to MAX_TREE_CODES.
15918 (assignment_operator_name_info): Likewise.
15919 * cp/cp-lang.c (tree_code_type): Remove.
15920 (tree_code_length, tree_code_name): Remove.
15921 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
15922 (assignment_operator_name_info): Likewise.
15923 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
15925 * cp/mangle.c (write_expression): Likewise.
15926 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
15927 * fortran/f95-lang.c (tree_code_type): Remove.
15928 (tree_code_length, tree_code_name): Remove.
15929 * java/java-tree.h (enum java_tree_code): Remove.
15930 * java/lang.c (tree_code_type): Remove.
15931 (tree_code_length, tree_code_name): Remove.
15932 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
15933 * objc/objc-act.h (enum objc_tree_code): Remove.
15934 * objc/objc-lang.c (tree_code_type): Remove.
15935 (tree_code_length, tree_code_name): Remove.
15936 * objcp/objcp-lang.c (tree_code_type): Remove.
15937 (tree_code_length, tree_code_name): Remove.
15938 * ada/ada-tree.h (enum gnat_tree_code): Remove.
15939 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
15940 * ada/misc.c (tree_code_type): Remove.
15941 (tree_code_length, tree_code_name): Remove.
15943 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
15945 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
15946 the grand_bitmap_obstack.
15948 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15950 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
15951 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
15952 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
15953 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
15954 move_stmt_r, new_label_mapper): Likewise.
15955 * tree-complex.c (cvc_lookup): Likewise.
15956 * tree-dfa.c (create_function_ann): Likewise.
15957 * tree-dump.c (dump_register): Likewise.
15958 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
15959 find_phi_replacement_condition): Likewise.
15960 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
15961 tree_function_versioning): Likewise.
15962 * tree-into-ssa.c (cmp_dfsnum): Likewise.
15963 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
15964 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
15965 get_nonlocal_debug_decl, convert_nonlocal_reference,
15966 convert_nonlocal_omp_clauses, get_local_debug_decl,
15967 convert_local_reference, convert_local_omp_clauses,
15968 convert_nl_goto_reference, convert_nl_goto_receiver,
15969 convert_tramp_reference, convert_call_expr): Likewise.
15970 * tree-outof-ssa.c (contains_tree_r): Likewise.
15971 * tree-parloops.c (reduction_phi, initialize_reductions,
15972 eliminate_local_variables_1, add_field_for_reduction,
15973 add_field_for_name, create_phi_for_local_result,
15974 create_call_for_reduction_1, create_loads_for_reductions,
15975 create_stores_for_reduction, create_loads_and_stores_for_name):
15977 * tree-phinodes.c (allocate_phi_node): Likewise.
15978 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
15979 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
15980 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
15981 * tree-ssa-coalesce.c (compare_pairs): Likewise.
15982 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
15983 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
15984 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
15985 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
15986 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
15987 vn_nary_op_insert): Likewise.
15988 * tree-ssa.c (redirect_edge_var_map_add,
15989 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
15990 * tree-vectorizer.c (vectorize_loops): Likewise.
15991 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
15992 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
15993 tree_cons_stat, build1_stat, build_variant_type_copy,
15994 decl_init_priority_lookup, decl_fini_priority_lookup,
15995 decl_priority_info, decl_restrict_base_lookup,
15996 decl_restrict_base_insert, decl_debug_expr_lookup,
15997 decl_debug_expr_insert, decl_value_expr_lookup,
15998 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
15999 type_hash_add, get_file_function_name, tree_check_failed,
16000 tree_not_check_failed, tree_range_check_failed,
16001 omp_clause_range_check_failed, build_omp_clause,
16002 build_vl_exp_stat): Likewise.
16003 * value-prof.c (gimple_histogram_value,
16004 gimple_duplicate_stmt_histograms): Likewise.
16005 * var-tracking.c (attrs_list_insert, attrs_list_copy,
16006 unshare_variable, variable_union_info_cmp_pos, variable_union,
16007 dataflow_set_different_1, dataflow_set_different_2,
16008 vt_find_locations, variable_was_changed, set_variable_part,
16009 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
16010 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
16011 section_entry_hash, object_block_entry_eq,
16012 object_block_entry_hash, create_block_symbol,
16013 initialize_cold_section_name, default_function_rodata_section,
16014 strip_reg_name, set_user_assembler_name, const_desc_eq,
16015 build_constant_desc, output_constant_def, lookup_constant_def,
16016 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
16017 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
16018 default_internal_label): Likewise.
16019 * varray.c (varray_init, varray_grow): Likewise.
16020 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
16022 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
16024 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
16025 operators for "test" insn. Macroize insn using SWI mode macro.
16026 (*jcc_fused_2): Ditto.
16027 (*jcc_fused_3): Macroize insn using SWI mode macro.
16028 (*jcc_fused_4): Ditto.
16030 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
16032 * tree-ssa-pre.c: Fix typo in comment.
16033 (init_antic, fini_antic): Add explicit funtions for
16034 initializing and deinitializing ANTIC and AVAIL sets.
16035 (create_expression_by_pieces): Fix typo in comment.
16036 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
16037 (execute_pre): Eventually dump details about ANTIC_IN.
16039 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16041 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
16042 * gcc.c (translate_options, init_spec, store_arg, read_specs,
16043 add_to_obstack, file_at_path, find_a_file, execute,
16044 add_preprocessor_option, add_assembler_option, add_linker_option,
16045 process_command, insert_wrapper, do_option_spec, do_self_spec,
16046 spec_path, do_spec_1, is_directory, main, used_arg,
16047 getenv_spec_function): Likewise.
16048 * tlink.c (symbol_hash_lookup, file_hash_lookup,
16049 demangled_hash_lookup, symbol_push, file_push, frob_extension):
16052 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
16054 * doc/rtl.texi: Updated subreg section.
16056 2008-06-19 Jakub Jelinek <jakub@redhat.com>
16059 * cgraphunit.c (cgraph_process_new_functions): Don't clear
16060 node->needed and node->reachable.
16061 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
16062 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
16063 (expand_task_call): Don't call expand_task_copyfn.
16064 (expand_task_copyfn): Renamed to...
16065 (finalize_task_copyfn): ... this.
16067 2008-06-19 Jan Hubicka <jh@suse.cz>
16069 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
16070 clobbering framepointer.
16072 2008-06-19 Jan Hubicka <jh@suse.cz>
16074 * tree-optimize.c (execute_early_local_optimizations): Set
16075 cgraph_state only at first invocation.
16077 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16079 * system.h (-Wc++-compat): Activate as a warning, no an error.
16081 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
16083 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
16084 instead of "#" in insn asm template.
16085 (*jcc_fused_2): Ditto.
16087 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
16089 * config/i386/i386.h (ix86_tune_indices)
16090 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
16091 (TARGET_FUSE_CMP_AND_BRANCH): New define.
16092 * config/i386/i386.md (*jcc_fused_1): New insn pattern
16093 (*jcc_fused_2): Ditto.
16094 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
16095 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
16096 (print operand): Handle 'E' and 'e' code.
16098 2008-06-19 Anatoly Sokolov <aesok@post.ru>
16100 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
16101 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16102 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16104 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
16106 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
16108 (cgraph_expand_function): Use local copy of decl.
16109 (cgraph_expand_all_functions): Remove redundant initialization of
16111 (cgraph_optimize): Reword internal_error message.
16113 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
16115 * arm-protos.h (arm_return_in_memory): Remove public
16116 arm_return_in_memory() prototype.
16117 * arm.c (arm_return_in_memory): Add static prototype, add target
16118 hook macro, change definition and comments.
16119 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
16121 2008-06-19 Ben Elliston <bje@au.ibm.com>
16123 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
16124 real.c: Remove references to IEEE 754R.
16125 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
16126 * doc/libgcc.texi (Decimal float library routines): Likewise.
16128 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16130 * targhooks.h (struct gcc_target): New member unwind_word_mode.
16131 (default_unwind_word_mode): Add prototype.
16132 * targhooks.c (default_unwind_word_mode): New function.
16133 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
16134 instead of word_mode.
16135 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
16136 (TARGET_INITIALIZER): Use it.
16138 * c-common.c (handle_mode_attribute): Support "unwind_word"
16140 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
16142 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
16143 word_mode to access SjLj_Function_Context member "data".
16144 (sjlj_emit_dispatch_table): Likewise. Also, perform type
16145 conversion from targetm.eh_return_filter_mode () to
16146 targetm.unwind_word_mode () if they differ.
16148 * builtin-types.def (BT_UNWINDWORD): New primitive type.
16149 (BT_FN_UNWINDWORD_PTR): New function type.
16150 (BT_FN_WORD_PTR): Remove.
16151 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
16152 * except.c (expand_builtin_extend_pointer): Convert pointer to
16153 targetm.unwind_word_mode () instead of word_mode.
16155 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
16156 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
16157 (spu_unwind_word_mode): New function.
16158 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
16159 (TARGET_UNWIND_WORD_MODE): Define.
16160 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
16162 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16164 * config/spu/spu.c (reg_align): Remove.
16165 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
16166 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
16167 (spu_split_store): Likewise.
16169 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
16171 * gcc/tree-vn.c: Fix typo in comment.
16173 2008-06-18 Jan Hubicka <jh@suse.cz>
16175 * cgraphunit.c (cgraph_optimize): Output debug info when doing
16176 toplevel reorder too.
16178 2008-06-18 Jan Hubicka <jh@suse.cz>
16180 * c-opts.c (c_common_post_options): PCH is not compatible with
16182 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
16183 -fno-toplevel-reorder by default now.
16185 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16187 PR documentation/30739
16188 * doc/install.texi (Prerequisites): Document dependency on awk.
16190 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
16191 Ian Lance Taylor <iant@google.com>
16193 PR rtl-optimization/35604
16194 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
16195 only want to change jump destinations, not eventual label comparisons.
16197 2008-06-16 Jan Hubicka <jh@suse.cz>
16199 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
16201 (cgraph_analyze_function): Likewise.
16203 2008-06-16 Jan Hubicka <jh@suse.cz>
16205 * cgraph.h (cgraph_mark_if_needed): New function.
16206 * cgraphunit.c (cgraph_mark_if_needed): New function.
16207 * c-decl.c (duplicate_decl): Use it.
16209 2008-06-16 Jan Hubicka <jh@suse.cz>
16211 * cgraph.c (cgraph_add_new_function): When in expansion state, do
16214 2008-06-16 Jan Hubicka <jh@suse.cz>
16216 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
16218 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
16219 Kazu Hirata <kazu@codesourcery.com>
16220 Maxim Kuvyrkov <maxim@codesourcery.com
16222 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
16223 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
16224 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
16225 EXTRA_SPEC_FUNCTIONS.
16226 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
16227 (DRIVER_SELF_SPECS): Adjust.
16228 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
16229 * config/mips/st.h, config/mips/t-st: New.
16230 * config/mips/driver-native.c, config/mips/x-native: New.
16231 * doc/invoke.texi (MIPS): Document 'native' value for -march and
16234 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16236 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
16238 (ISA_HAS_FP_CONDMOVE): New macro.
16239 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
16240 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
16241 (ISA_HAS_NMADD3_NMSUB3): New macro.
16242 * config/mips/mips.c (mips_rtx_costs): Update.
16243 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
16244 compiling for ST Loongson 2E/2F.
16245 (madd<mode>): Rename to madd4<mode>. Update.
16246 (madd3<mode>): New pattern.
16247 (msub<mode>): Rename to msub4<mode>. Update.
16248 (msub3<mode>): New pattern.
16249 (nmadd<mode>): Rename to nmadd4<mode>. Update.
16250 (nmadd3<mode>): New pattern.
16251 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
16252 (nmadd3<mode>_fastmath): New pattern.
16253 (nmsub<mode>): Rename to nmsub4<mode>. Update.
16254 (nmsub3<mode>): New pattern.
16255 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
16256 (nmsub3<mode>_fastmath): New pattern.
16257 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
16259 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
16261 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
16262 (DF_REF_INSN_INFO): New.
16263 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
16264 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
16265 with a NULL DF_REF_INSN_INFO.
16266 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
16268 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
16269 DF_INSN_INFO_EQ_USES): New.
16270 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
16271 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
16272 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
16273 * df-core.c: Update comment for above changes.
16274 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
16275 DF_INSN_UID_* macros.
16276 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
16277 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
16278 insn rtx. Update all callers.
16279 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
16280 df_ref_create_structure, df_insn_refs_collect): Likewise.
16281 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
16282 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
16283 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
16284 macros to access the insn refs.
16285 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
16286 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
16287 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
16288 for accessing the refs.
16289 (try_fwprop_subst): Likewise.
16290 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
16291 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
16292 for accessing the refs.
16293 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
16294 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
16295 to look at the insn refs.
16296 (record_uses): Likewise.
16297 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
16299 (mark_artificial_uses): Don't mark_insn for artificial refs.
16300 (mark_reg_rependencies): Likewise.
16302 * doc/rtl.texi: Remove documentation of ADDRESSOF.
16304 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16306 * configure: Regenerate.
16308 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16310 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
16311 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16312 * 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 attiny167.
16317 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16318 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16320 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16322 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
16323 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16324 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16326 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16328 * tree-ssa-sccvn.c: Fix format of comments.
16330 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16332 * cgraph.c: Remove unneeded forward declarations of eq_node()
16335 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
16337 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
16339 (see_update_relevancy): Likewise.
16340 * fwprop.c (try_fwprop_subst): Likewise.
16341 * rtlanal.c (noop_move_p): Likewise.
16342 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
16343 notes to non-existing libcall blocks.
16344 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
16346 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
16347 (dead_libcall_p): Remove.
16348 (delete_trivially_dead_insns): Don't use it.
16349 * web.c (union_defs): Remove comment about keeping nops.
16350 * gcse.c (hash_scan_insn): Don't take libcall pointers.
16351 (compute_hash_table_work): Don't track libcall notes.
16352 (do_local_cprop): Don't take libcall pointers. Don't update
16354 (adjust_libcall_notes): Deleted.
16355 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
16356 ever have existed in the first place).
16357 (replace_store_insn): Don't try to remove libcall notes.
16358 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
16359 (resolve_reg_notes): Don't call them.
16360 (resolve_simple_move): Likewise.
16361 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
16362 Don't remove REG_RETVAL notes.
16363 * emit-rtl.c (try_split): Don't update libcall notes.
16364 (emit_copy_of_insn_after): Dito.
16365 * cselib.c (cselib_current_insn_in_libcall): Remove.
16366 (cselib_process_insn): Don't set/clear it.
16367 (new_elt_loc_list): Don't record it.
16368 (cselib_init): Don't initialize it.
16369 * cselib.c (struct elt_loc_list): Remove in_libcall field.
16370 * loop-invariant.c (find_invariant_insn): Don't look for libcall
16372 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
16373 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
16374 (init_deps): Don't initialize it.
16375 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
16376 * combine.c (delete_noop_moves): Don't update libcall notes.
16377 (can_combine_p): Remove now pointless #if 0 block.
16378 (try_combine): Remove another obsolete #if 0 block.
16379 (distribute_notes): Don't distribute libcall notes.
16380 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
16381 * dce.c (libcall_dead_p): Remove.
16382 (delete_unmarked_insns): Don't handle libcall blocks.
16383 (preserve_libcall_for_dce): Remove.
16384 (prescan_insns_for_dce): Don't special-case libcall block insns.
16385 * reload1 (reload): Don't handle libcall notes.
16386 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
16389 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16391 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
16392 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16393 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16395 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16397 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
16398 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16399 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16401 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16403 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
16405 2008-06-16 Ira Rosen <irar@il.ibm.com>
16407 PR tree-optimization/36493
16408 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
16409 the arguments list. Use VECTYPE to create vector pointer.
16410 (vectorizable_store): Fail if accesses through a pointer to vectype
16411 do not alias the original memory reference operands.
16412 Call vect_create_data_ref_ptr without the removed argument.
16413 (vectorizable_load): Likewise.
16414 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
16417 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
16420 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
16421 reg_equiv_constant.
16423 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
16425 * config/mips/loongson2ef.md: New file.
16426 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
16427 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
16428 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
16429 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
16430 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
16432 (loongson2ef.md): New include.
16433 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
16434 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
16435 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
16436 (loongson_gt_<mode>, loongson_extract_halfword)
16437 (loongson_insert_halfword_0, loongson_insert_halfword_2)
16438 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
16439 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
16440 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
16441 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
16442 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
16443 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
16444 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
16445 (vec_interleave_low<mode>): Define type attribute.
16446 * config/mips/mips.c (mips_ls2): New static variable.
16447 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
16448 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
16449 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
16450 Implement target scheduling hooks.
16451 (mips_multipass_dfa_lookahead): Update to handle tuning for
16453 (mips_sched_init): Initialize data for Loongson scheduling.
16454 (mips_ls2_variable_issue): New static function.
16455 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
16457 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
16458 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
16459 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
16460 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
16461 Handle ST Loongson 2E/2F cores.
16462 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
16464 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16466 * omp-low.c (extract_omp_for_data): Fix comment typo.
16469 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16471 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
16472 FIXME note about gcc/config.guess.
16473 * doc/options.texi (Option file format): Remove non-ASCII bytes.
16474 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
16475 * doc/cppopts.texi: Likewise.
16476 * doc/extend.texi: Likewise.
16477 * doc/gcc.texi: Likewise.
16478 * doc/gccint.texi: Likewise.
16479 * doc/gcov.texi: Likewise.
16480 * doc/gty.texi: Likewise.
16481 * doc/hostconfig.texi: Likewise.
16482 * doc/install.texi: Likewise.
16483 * doc/invoke.texi: Likewise.
16484 * doc/loop.texi: Likewise.
16485 * doc/makefile.texi: Likewise.
16486 * doc/md.texi: Likewise.
16487 * doc/passes.texi: Likewise.
16488 * doc/tm.texi: Likewise.
16489 * doc/tree-ssa.texi: Likewise.
16490 * doc/trouble.texi: Likewise.
16492 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
16493 Nathan Sidwell <nathan@codesourcery.com>
16494 Maxim Kuvyrkov <maxim@codesourcery.com>
16495 Richard Sandiford <rdsandiford@googlemail.com>
16497 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
16498 * config/mips/mips-protos.h (mips_expand_vector_init): New.
16499 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
16501 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
16502 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
16503 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
16505 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
16506 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
16507 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
16508 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
16509 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
16510 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
16511 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
16512 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
16513 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
16514 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
16515 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
16516 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
16517 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
16518 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
16519 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
16520 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
16521 (mips_builtins): Add Loongson builtins.
16522 (mips_loongson_2ef_bdesc): New.
16523 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
16524 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
16525 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
16526 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
16528 (mips_expand_vector_init): New.
16529 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
16530 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
16532 * config/mips/mips.md: Add unspec numbers for Loongson
16533 builtins. Include loongson.md.
16534 (MOVE64): Include Loongson vector modes.
16535 (SPLITF): Include Loongson vector modes.
16536 (HALFMODE): Handle Loongson vector modes.
16537 * config/mips/loongson.md: New.
16538 * config/mips/loongson.h: New.
16539 * config.gcc: Add loongson.h header for mips*-*-* targets.
16540 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
16542 2008-06-14 Joseph Myers <joseph@codesourcery.com>
16544 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
16545 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
16546 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
16547 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
16548 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
16549 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
16550 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
16551 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
16552 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
16553 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
16554 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
16555 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
16556 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
16557 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
16558 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
16559 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
16560 Remove use_fixproto=yes.
16561 (ia64*-*-hpux*): Remove comment about using fixproto.
16562 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
16564 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16566 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
16568 * configure: Regenerate.
16570 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
16572 PR middle-end/36520
16573 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
16574 before evaluating it.
16576 2008-06-13 Jakub Jelinek <jakub@redhat.com>
16579 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
16580 nested inline functions.
16581 (start_decl, start_function): Don't invert DECL_EXTERNAL
16582 for nested inline functions.
16584 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16586 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
16587 splits that must be made for correctness.
16589 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16591 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
16592 (AVAIL_NON_MIPS16): Likewise.
16593 (mips_builtin_description): Replace target_flags with a predicate.
16594 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
16595 (dspr2_32): New availability predicates.
16596 (MIPS_BUILTIN): New macro.
16597 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
16598 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
16599 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
16600 Replace the TARGET_FLAGS parameters with AVAIL parameters.
16601 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
16602 (mips_dsp_32only_bdesc): Merge into...
16603 (mips_builtins): ...this new array.
16604 (mips_bdesc_map, mips_bdesc_arrays): Delete.
16605 (mips_init_builtins): Update after above changes.
16606 (mips_expand_builtin_1): Merge into...
16607 (mips_expand_builtin): ...here and update after above changes.
16609 2008-06-12 Paul Brook <paul@codesourcery.com>
16611 * longlong.h (__arm__): Define count_leading_zeros.
16612 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
16613 (clzsi2, clzdi2): New functions.
16614 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
16615 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
16616 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
16617 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
16618 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
16619 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
16620 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
16621 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
16622 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
16623 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
16625 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
16627 * config/m68k/m68k.c (m68k_tune_flags): New.
16628 (override_options): Compute m68k_tune_flags.
16629 (MULL_COST, MULW_COST): Update for various variants of CFV2.
16630 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
16632 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16634 PR middle-end/36506
16635 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
16637 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16639 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
16640 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
16642 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16644 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
16645 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
16647 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16649 PR middle-end/36506
16650 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
16653 2008-06-12 Richard Guenther <rguenther@suse.de>
16655 PR tree-optimization/36345
16656 * tree-flow.h (struct ptr_info_def): Align escape_mask,
16657 add memory_tag_needed flag.
16658 (may_alias_p): Declare.
16659 * tree-ssa-alias.c (may_alias_p): Export.
16660 (set_initial_properties): Use memory_tag_needed flag.
16661 (update_reference_counts): Likewise.
16662 (reset_alias_info): Reset memory_tag_needed flag.
16663 (create_name_tags): Check memory_tag_needed flag.
16664 (dump_points_to_info_for): Dump it.
16665 * tree-ssa-structalias.c (struct variable_info): Remove
16666 directly_dereferenced flag.
16667 (new_var_info): Do not initialize it.
16668 (process_constraint_1): Do not set it.
16669 (update_alias_info): Set is_dereferenced flag.
16670 (set_uids_in_ptset): Use may_alias_p.
16671 (set_used_smts): Check memory_tag_needed flag.
16672 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
16673 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
16674 memory_tag_needed flag.
16675 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
16676 from broken design.
16678 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
16680 * config/i386/i386.c (ix86_compute_frame_layout): Disable
16681 red zone for w64 abi.
16682 (ix86_expand_prologue): Likewise.
16683 (ix86_force_to_memory): Likewise.
16684 (ix86_free_from_memory): Likewise.
16686 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
16689 * config/rs6000/rs6000.c (rs6000_override_options): Set
16690 rs6000_isel conditionally to the absence of comand line override.
16691 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16692 Remove duplicate rs6000_isel setting.
16693 * config/rs6000/eabispe.h: Ditto.
16695 2008-06-11 Richard Guenther <rguenther@suse.de>
16697 * alias.c (get_alias_set): Use the element alias-set for arrays.
16698 (record_component_aliases): For arrays and vectors do nothing.
16699 * c-common.c (strict_aliasing_warning): Handle the cases
16700 of alias set zero explicitly.
16701 * Makefile.in (dfp.o-warn): Add -Wno-error.
16703 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16705 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
16707 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
16708 tune_32 tune_64 to supported_defaults. Allow values not
16709 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
16710 x86_64. Do not override cpu_32 or cpu_64 values from target name.
16711 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
16712 with_cpu_64 to generic for 64-bit-supporting configurations, not
16713 with_cpu. Remove FIXMEs.
16714 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
16715 --with-arch-64, --with-tune-32, --with-tune-64): Document.
16716 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
16717 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
16718 arch_32 and arch_64.
16720 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
16721 Olivier Hainque <hainque@adacore.com>
16723 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
16724 Use DECL_SIZE_UNIT to retrieve the size of the field.
16726 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16728 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
16729 with function calls after declarations. Lay out
16730 neon_float_type_node before further use.
16732 2008-06-11 Richard Guenther <rguenther@suse.de>
16734 * tree-flow.h (may_point_to_global_var): Declare.
16735 * tree-ssa-alias.c (may_point_to_global_var): New function.
16736 * tree-ssa-sink.c (is_hidden_global_store): Use it.
16738 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
16740 * configure.ac: Teach that fido supports .debug_line.
16741 * configure: Regenerate.
16743 2008-06-10 Tom Tromey <tromey@redhat.com>
16745 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
16748 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16750 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
16751 (encode_decimal64, decode_decimal64, encode_decimal128,
16752 decode_decimal128): Reverse order of 32-bit parts of value if host
16753 and target endianness differ.
16755 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
16757 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
16758 Avoid division by 0.
16759 (tree_mod_pow2_value_transform): Likewise.
16760 (tree_ic_transform): Likewise.
16761 (tree_stringops_transform): Likewise.
16762 (tree_mod_subtract_transform): Likewise.
16763 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
16764 (copy_edges_for_bb): Likewise.
16765 (initialize_cfun): Likewise.
16767 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16769 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
16770 nonmemory_operand. Add "N" operand constraint.
16772 (*jcc_btdi_mask_rex64): New instruction and split pattern.
16773 (*jcc_btsi_mask): Ditto.
16774 (*jcc_btsi_mask_1): Ditto.
16776 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16778 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
16779 TYPE_CANONICAL for copied element type.
16781 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16784 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
16785 Add m_CORE2 and m_GENERIC.
16786 * config/i386/predicates.md (bt_comparison_operator): New predicate.
16787 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
16789 (*jcc_btdi_rex64): New instruction and split pattern.
16790 (*jcc_btsi): Ditto.
16791 (*jcc_btsi_1): Ditto.
16792 (*btsq): Fix Intel asm dialect operand order.
16796 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
16798 PR middle-end/36447
16799 * simplify-rtx.c (simplify_subreg): Add check for shift count
16802 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
16804 * doc/md.texi: Synchronize with later constraints.md change.
16805 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
16806 with a C implementation.
16807 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
16809 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
16810 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
16811 when moving to and from MD_REGNUM.
16812 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
16813 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
16814 Handle byte and halfword moves.
16815 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
16817 * config/mips/constraints.md (h): Turn into NO_REGS.
16818 (l, x): Update documentation.
16819 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
16820 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
16821 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
16822 (HILO): New mode iterator.
16824 (any_div): New code iterator.
16825 (u): Extend code attribute to div and udiv.
16826 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
16827 d_operand in the splitters. Remove redundant CONST_INT checks.
16828 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
16829 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
16830 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
16831 accordingly, using normal moves instead of unspecs to move LO into
16832 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
16833 (<u>mulsidi3): Handle expansion in C code.
16834 (<u>mulsidi3_32bit_internal): Rename to...
16835 (<u>mulsidi3_32bit): ...this.
16836 (<u>mulsidi3_32bit_r4000): Fix insn separator.
16837 (*<u>mulsidi3_64bit): Rename to...
16838 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
16839 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
16840 to set LO and HI to the multiplication result. Use a normal move
16841 for MFLO and an unspec for MFHI.
16842 (*<u>mulsidi3_64bit_parts): Replace with...
16843 (<u>mulsidi3_64bit_hilo): ...this new instruction.
16844 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
16845 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
16846 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
16847 instead of HI. Split the instruction into a separate multiplication
16848 and MFHI if !TARGET_FIX_R4000.
16849 (<su>muldi3_highpart): Likewise.
16850 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
16851 and the "=h" clobber.
16852 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
16853 (<u>mulditi3): New expander.
16854 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
16855 (madsi): Remove "=h" clobber.
16856 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
16857 Force the modulus result to be a GPR and split the instruction into
16858 a division followed by an MFHI after reload.
16859 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
16860 (*lea_high64): Use d_operand in the define_peephole2. Likewise
16861 the MIPS16 HIGH define_split.
16862 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
16863 of acc<->gpr moves to "multi".
16864 (*movdi_64bit): Replace the single "x" alternative with
16865 alternatives for moving into and out of "a".
16866 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
16867 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
16868 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
16869 Use d_operand in the splitters. Remove redundant CONST_INT checks.
16870 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
16871 (movti): New expander.
16872 (*movti, *movti_mips16): New insns.
16873 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
16874 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
16875 (mthi<GPR:mode>_<HILO:mode>): Likewise.
16876 * config/mips/predicates.md (fpr_operand): Delete.
16877 (d_operand): New predicate.
16879 2008-06-09 Michael Meissner <michael.meissner@amd.com>
16881 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
16882 failure on some Bourne shells.
16883 (x86_64-*-*): Ditto.
16885 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
16887 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
16889 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
16891 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
16892 (sparc-sun-solaris2*): Likewise.
16894 2008-06-09 Arnaud Charlet <charlet@adacore.com
16896 * doc/install.texi: Update requirements to build the Ada compiler.
16898 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
16900 * df-scan.c (struct df_scan_problem_data): Remove the
16901 mw_link_pool alloc pool.
16902 (df_scan_free_internal): Don't free it.
16903 (df_scan_alloc): Don't allocate it.
16904 * df.h (struct df_link): Update comment.
16906 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
16908 * except.h: Correct checks for when SJLJ exceptions must be used.
16910 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16912 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
16915 2008-06-08 Joseph Myers <joseph@codesourcery.com>
16917 PR tree-optimization/36218
16918 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
16919 configure for the build system.
16920 (BUILD_LDFLAGS): Define.
16921 * configure: Regenerate.
16922 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
16924 2008-07-08 Anatoly Sokolov <aesok@post.ru>
16927 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
16928 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
16929 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
16931 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
16933 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
16935 2008-06-07 Joseph Myers <joseph@codesourcery.com>
16937 * config.gcc (Obsolete configurations): Remove list of
16939 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
16940 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
16941 targets matched by those patterns.
16942 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
16943 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
16944 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
16945 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
16946 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16947 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
16948 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
16949 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
16950 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
16951 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
16952 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
16953 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
16954 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
16955 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
16956 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
16957 Make code for Solaris 7 and greater unconditional for Solaris.
16958 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
16959 Remove --with-* handling.
16960 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
16961 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
16962 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
16963 LINK_OS_WINDISS_SPEC): Remove.
16964 * config/rs6000/sysv4.opt (mwindiss): Remove.
16965 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
16966 * configure: Regenerate.
16967 * doc/cpp.texi: Don't mention BeOS.
16968 * doc/extend.texi (interrupt): Don't mention MS1.
16969 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
16970 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
16971 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
16972 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
16973 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
16975 * doc/invoke.texi (MT Options): Remove.
16976 (-mwindiss): Remove.
16977 (CRIS Options): Remove cris-axis-aout references.
16978 (HPPA Options): Don't mention hppa1.1-*-pro.
16979 * doc/md.texi: (MorphoTech family): Remove.
16980 * libgcc2.c: Don't handle UWIN.
16981 * config/alpha/t-unicosmk: Remove.
16982 * config/alpha/unicosmk.h: Remove.
16983 * config/arm/kaos-arm.h: Remove.
16984 * config/arm/kaos-strongarm.h: Remove.
16985 * config/arm/strongarm-coff.h: Remove.
16986 * config/arm/strongarm-elf.h: Remove.
16987 * config/arm/strongarm-pe.h: Remove.
16988 * config/arm/t-strongarm-pe: Remove.
16989 * config/arm/t-xscale-coff: Remove.
16990 * config/arm/t-xscale-elf: Remove.
16991 * config/arm/xscale-coff.h: Remove.
16992 * config/arm/xscale-elf.h: Remove.
16993 * config/chorus.h: Remove.
16994 * config/cris/aout.h: Remove.
16995 * config/cris/aout.opt: Remove.
16996 * config/cris/t-aout: Remove.
16997 * config/i386/beos-elf.h: Remove.
16998 * config/i386/kaos-i386.h: Remove.
16999 * config/i386/ptx4-i.h: Remove.
17000 * config/i386/sco5.h: Remove.
17001 * config/i386/sco5.opt: Remove.
17002 * config/i386/sysv4-cpp.h: Remove.
17003 * config/i386/sysv5.h: Remove.
17004 * config/i386/t-beos: Remove.
17005 * config/i386/t-sco5: Remove.
17006 * config/i386/t-uwin: Remove.
17007 * config/i386/uwin.asm: Remove.
17008 * config/i386/uwin.h: Remove.
17009 * config/kaos.h: Remove.
17010 * config/mips/windiss.h: Remove.
17011 * config/mt: Remove directory.
17012 * config/pa/pa-osf.h: Remove.
17013 * config/pa/pa-pro-end.h: Remove.
17014 * config/pa/t-pro: Remove.
17015 * config/ptx4.h: Remove.
17016 * config/rs6000/beos.h: Remove.
17017 * config/rs6000/kaos-ppc.h: Remove.
17018 * config/rs6000/t-beos: Remove.
17019 * config/rs6000/windiss.h: Remove.
17020 * config/sh/kaos-sh.h: Remove.
17021 * config/sol2-6.h: Remove.
17022 * config/sparc/sol26-sld.h: Remove.
17023 * config/sparc/sysv4-only.h: Remove.
17024 * config/vax/bsd.h: Remove.
17025 * config/vax/t-memfuncs: Remove.
17026 * config/vax/ultrix.h: Remove.
17027 * config/vax/vaxv.h: Remove.
17028 * config/windiss.h: Remove.
17030 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
17032 PR rtl-optimization/36438
17033 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
17034 for vector shifts with constant scalar shift operands.
17036 2008-06-06 Sandip Matte <sandip@rmicorp.com>
17038 * doc/invoke.texi: Document -march=xlr.
17039 * config/mips/xlr.md: New file.
17040 * config/mips/mips.md: Include it.
17042 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
17043 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
17044 (mips_rtx_cost_data): Likewise.
17046 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
17048 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
17049 PRE_INC and PRE_DEC cases.
17051 2008-06-06 Jakub Jelinek <jakub@redhat.com>
17053 PR rtl-optimization/36419
17054 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
17055 the emitting jump insn.
17058 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
17059 is not bool, boolify the whole *expr_p and convert to the desired type.
17061 2008-06-06 Jakub Jelinek <jakub@redhat.com>
17063 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
17064 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
17065 Add omp_private_outer_ref hook, add another argument to
17066 omp_clause_default_ctor hook.
17067 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
17068 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
17069 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
17070 hook_tree_tree_tree_tree_null.
17071 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
17072 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
17073 * hooks.c (hook_tree_tree_tree_tree_null): New function.
17074 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
17075 * tree.def (OMP_TASK): New tree code.
17076 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
17077 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
17078 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
17079 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
17080 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
17081 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
17082 OMP_CLAUSE_COLLAPSE_EXPR): Define.
17083 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
17084 (OMP_DIRECTIVE_P): Add OMP_TASK.
17085 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
17086 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
17087 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
17088 and OMP_CLAUSE_UNTIED entries.
17089 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
17091 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17092 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
17093 * tree-pretty-print.c (dump_omp_clause): Handle
17094 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
17095 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
17096 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
17097 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
17098 warning about unsigned iterators. Change decl/init/cond/incr
17099 arguments to TREE_VECs, check arguments for all collapsed loops.
17100 (c_finish_omp_taskwait): New function.
17101 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
17103 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
17104 default_function_array_conversion on init. Add par_clauses argument.
17105 If decl is present in parallel's lastprivate clause, change it to
17106 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
17107 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
17108 collapse count in clauses.
17109 (c_parser_omp_for, c_parser_omp_parallel): Adjust
17110 c_parser_omp_for_loop callers.
17111 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
17112 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
17113 (c_parser_omp_clause_name): Handle collapse and untied clauses.
17114 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
17116 (c_parser_omp_clause_schedule): Handle schedule(auto).
17117 Include correct location in the error message.
17118 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
17119 and PRAGMA_OMP_CLAUSE_UNTIED.
17120 (OMP_TASK_CLAUSE_MASK): Define.
17121 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
17122 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
17123 * tree-nested.c (convert_nonlocal_omp_clauses,
17124 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
17125 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
17126 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17127 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
17129 (conver_nonlocal_reference, convert_local_reference,
17130 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
17131 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
17132 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
17133 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
17134 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
17135 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
17136 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
17137 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
17138 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
17140 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
17141 * c-common.h (c_finish_omp_taskwait): New prototype.
17142 * gimple-low.c (lower_stmt): Handle OMP_TASK.
17143 * tree-parloops.c (create_parallel_loop): Create 1 entry
17144 vectors for OMP_FOR_{INIT,COND,INCR}.
17145 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
17146 (make_edges): Handle OMP_TASK.
17147 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
17148 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17149 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
17150 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
17151 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
17152 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
17153 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
17154 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
17155 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
17156 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
17157 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
17158 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
17159 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
17160 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
17161 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
17162 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
17163 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
17164 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
17165 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
17166 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
17167 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
17168 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
17169 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
17170 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
17171 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
17172 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
17173 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
17174 original iterator is present in lastprivate clause or if
17175 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
17176 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17177 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
17178 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
17179 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
17180 if it is set, lookup var in outer contexts too. Handle
17181 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
17182 to be implicitly determined firstprivate for task regions.
17183 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
17184 if it is set, lookup var in outer contexts too. Set
17185 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
17186 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
17187 OMP_CLAUSE_UNTIED. Take region_type as last argument
17188 instead of in_parallel and in_combined_parallel.
17189 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
17191 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
17192 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
17193 (new_omp_context): Set default_kind to
17194 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
17195 (omp_region_type): New enum.
17196 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
17197 fields, add region_type.
17198 (new_omp_context): Take region_type as argument instead of is_parallel
17199 and is_combined_parallel.
17200 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
17201 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
17202 ctx->is_combined_parallel checks.
17203 (gimplify_omp_task): New function.
17204 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
17206 * omp-low.c (extract_omp_for_data): Use schedule(static)
17207 for schedule(auto). Handle pointer and unsigned iterators.
17208 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
17209 Add loops argument. Extract data for collapsed OMP_FOR loops.
17210 (expand_parallel_call): Assert sched_kind isn't auto,
17211 map runtime schedule to index 3.
17212 (struct omp_for_data_loop): New type.
17213 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
17214 Add loop, loops, collapse and iter_type fields.
17215 (workshare_safe_to_combine_p): Disallow combined for if
17216 iter_type is unsigned long long. Don't combine collapse > 1 loops
17217 unless all bounds and steps are constant. Adjust extract_omp_for_data
17219 (expand_omp_for_generic): Handle pointer, unsigned and long long
17220 iterators. Handle collapsed OMP_FOR loops. Adjust
17221 for struct omp_for_data changes. If libgomp function doesn't return
17222 boolean_type_node, add comparison of the return value with 0.
17223 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
17224 pointer, unsigned and long long iterators. Adjust for struct
17225 omp_for_data changes.
17226 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
17227 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
17228 unsigned long long. Allocate loops array, pass it to
17229 extract_omp_for_data. For collapse > 1 loops use always
17230 expand_omp_for_generic.
17231 (omp_context): Add sfield_map and srecord_type fields.
17232 (is_task_ctx, lookup_sfield): New functions.
17233 (use_pointer_for_field): Use is_task_ctx helper. Change first
17234 argument's type from const_tree to tree. Clarify comment.
17235 In OMP_TASK disallow copy-in/out sharing.
17236 (build_sender_ref): Call lookup_sfield instead of lookup_field.
17237 (install_var_field): Add mask argument. Populate both record_type
17238 and srecord_type if needed.
17239 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
17241 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
17242 and DECL_FIELD_OFFSET.
17243 (scan_sharing_clauses): Adjust install_var_field callers. For
17244 firstprivate clauses on explicit tasks allocate the var by value in
17245 record_type unconditionally, rather than by reference.
17246 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
17247 Use is_taskreg_ctx instead of is_parallel_ctx.
17248 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17249 (create_omp_child_function_name): Add task_copy argument, use
17250 *_omp_cpyfn* names if it is true.
17251 (create_omp_child_function): Add task_copy argument, if true create
17252 *_omp_cpyfn* helper function.
17253 (scan_omp_parallel): Adjust create_omp_child_function callers.
17254 Rename parallel_nesting_level to taskreg_nesting_level.
17255 (scan_omp_task): New function.
17256 (lower_rec_input_clauses): Don't run constructors for firstprivate
17257 explicit task vars which are initialized by *_omp_cpyfn*.
17258 Pass outer var ref to omp_clause_default_ctor hook if
17259 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
17260 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
17261 OMP_CLAUSE_REDUCTION_INIT.
17262 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
17263 avoid duplicate setting of fields. Handle
17264 OMP_CLAUSE_PRIVATE_OUTER_REF.
17265 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
17266 copy-out if TREE_READONLY, only copy-in.
17267 (expand_task_copyfn): New function.
17268 (expand_task_call): New function.
17269 (struct omp_taskcopy_context): New type.
17270 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
17272 (lower_omp_parallel): Rename to...
17273 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17274 Call create_task_copyfn if srecord_type is needed. Adjust
17276 (task_shared_vars): New variable.
17277 (check_omp_nesting_restrictions): Warn if work-sharing,
17278 barrier, master or ordered region is closely nested inside OMP_TASK.
17279 Add warnings for barrier if closely nested inside of work-sharing,
17280 ordered, or master region.
17281 (scan_omp_1): Call check_omp_nesting_restrictions even for
17282 GOMP_barrier calls. Rename parallel_nesting_level to
17283 taskreg_nesting_level. Handle OMP_TASK.
17284 (lower_lastprivate_clauses): Even if some lastprivate is found on a
17285 work-sharing construct, continue looking for them on parent parallel
17287 (lower_omp_for_lastprivate): Add lastprivate clauses
17288 to the beginning of dlist rather than end. Adjust for struct
17289 omp_for_data changes.
17290 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
17291 not after it. Handle collapsed OMP_FOR loops, adjust for
17292 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
17293 (get_ws_args_for): Adjust extract_omp_for_data caller.
17294 (scan_omp_for): Handle collapsed OMP_FOR
17295 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17296 (lower_omp_single_simple): If libgomp function doesn't return
17297 boolean_type_node, add comparison of the return value with 0.
17298 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
17299 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
17300 (parallel_nesting_level): Rename to...
17301 (taskreg_nesting_level): ... this.
17302 (is_taskreg_ctx): New function.
17303 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
17304 of is_parallel_ctx.
17305 (execute_lower_omp): Rename parallel_nesting_level to
17306 taskreg_nesting_level.
17307 (expand_omp_parallel): Rename to...
17308 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17309 Call omp_task_call for OMP_TASK regions.
17310 (expand_omp): Adjust caller, handle OMP_TASK.
17311 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
17313 * bitmap.c (bitmap_default_obstack_depth): New variable.
17314 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
17315 if argument is NULL and bitmap_default_obstack is already initialized.
17316 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
17318 * matrix-reorg.c (matrix_reorg): Likewise.
17320 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
17322 * config/i386/i386.md (*indirect_jump): Macroize using P
17323 mode iterator. Remove !TARGET_64BIT from insn constraints.
17324 (*tablejump_1): Ditto.
17325 (*indirect_jump_rex64): Remove insn pattern.
17326 (*tablejump_1_rex64): Ditto.
17327 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
17328 and eh_return_si insn patterns.
17330 2008-06-06 Richard Guenther <rguenther@suse.de>
17332 * tree-ssa-structalias.c (merge_smts_into): Remove.
17333 (find_what_p_points_to): Do not bother to compute the
17334 points-to set for pt_anything pointers.
17335 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
17336 for pt_anything pointers is ok.
17338 2008-06-06 Jan Hubicka <jh@suse.cz>
17340 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
17342 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17344 * cgraph.c: Fix typos in comments.
17345 (cgraph_availability_names): Fix string typo.
17346 * fold-const.c: Fix typos in comments.
17347 (fold_binary): Fix typo in warning.
17348 * genautomata.c: Fix typos in comments.
17349 (check_presence_pattern_sets): Fix typo in local variable.
17350 (output_description): Fix typo in output.
17351 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
17352 * hwint.h: Likewise.
17353 * matrix-reorg.c (check_allocation_function): Likewise.
17354 * omega.c (smooth_weird_equations): Likewise.
17355 * auto-inc-dec.c: Fix typos in comments.
17356 * bb-reorder.c: Likewise.
17357 * builtins.c: Likewise.
17358 * c-common.c: Likewise.
17359 * c-cppbuiltin.c: Likewise.
17360 * c-parser.c: Likewise.
17361 * c-pretty-print.c: Likewise.
17362 * cfgcleanup.c: Likewise.
17363 * cfgexpand.c: Likewise.
17364 * cfghooks.c: Likewise.
17365 * cfglayout.c: Likewise.
17366 * cfgloopmanip.c: Likewise.
17367 * cgraphunit.c: Likewise.
17368 * coverage.c: Likewise.
17369 * dbxout.c: Likewise.
17370 * df-byte-scan.c: Likewise.
17371 * df-core.c: Likewise.
17372 * df-problems.c: Likewise.
17373 * df-scan.c: Likewise.
17375 * dominance.c: Likewise.
17376 * domwalk.c: Likewise.
17378 * dwarf2out.c: Likewise.
17379 * emit-rtl.c: Likewise.
17380 * et-forest.c: Likewise.
17381 * function.c: Likewise.
17382 * function.h: Likewise.
17384 * gcov-io.c: Likewise.
17385 * gcov.c: Likewise.
17386 * gcse.c: Likewise.
17387 * genattrtab.c: Likewise.
17388 * ggc-page.c: Likewise.
17389 * gimplify.c: Likewise.
17390 * gthr-lynx.h: Likewise.
17391 * haifa-sched.c: Likewise.
17392 * ipa-cp.c: Likewise.
17393 * ipa-inline.c: Likewise.
17394 * ipa-prop.h: Likewise.
17395 * ipa-pure-const.c: Likewise.
17396 * ipa-struct-reorg.c: Likewise.
17397 * ipa-struct-reorg.h: Likewise.
17398 * ipa-type-escape.c: Likewise.
17400 * loop-doloop.c: Likewise.
17401 * mips-tfile.c: Likewise.
17402 * mkmap-flat.awk: Likewise.
17403 * mkmap-symver.awk: Likewise.
17404 * modulo-sched.c: Likewise.
17405 * omp-low.c: Likewise.
17406 * optabs.c: Likewise.
17407 * optabs.h: Likewise.
17408 * opts.c: Likewise.
17409 * passes.c: Likewise.
17410 * postreload-gcse.c: Likewise.
17411 * postreload.c: Likewise.
17412 * predict.c: Likewise.
17413 * pretty-print.h: Likewise.
17414 * profile.c: Likewise.
17415 * protoize.c: Likewise.
17416 * ra-conflict.c: Likewise.
17417 * real.c: Likewise.
17418 * recog.c: Likewise.
17419 * regclass.c: Likewise.
17420 * regs.h: Likewise.
17421 * reload.c: Likewise.
17422 * rtl-error.c: Likewise.
17423 * rtlanal.c: Likewise.
17424 * scan.h: Likewise.
17425 * sched-rgn.c: Likewise.
17427 * stmt.c: Likewise.
17428 * target.h: Likewise.
17429 * tree-dfa.c: Likewise.
17430 * tree-eh.c: Likewise.
17431 * tree-flow-inline.h: Likewise.
17432 * tree-inline.c: Likewise.
17433 * tree-into-ssa.c: Likewise.
17434 * tree-loop-distribution.c: Likewise.
17435 * tree-nested.c: Likewise.
17436 * tree-parloops.c: Likewise.
17437 * tree-pass.h: Likewise.
17438 * tree-pretty-print.c: Likewise.
17439 * tree-profile.c: Likewise.
17440 * tree-scalar-evolution.c: Likewise.
17441 * tree-sra.c: Likewise.
17442 * tree-ssa-alias-warnings.c: Likewise.
17443 * tree-ssa-ccp.c: Likewise.
17444 * tree-ssa-coalesce.c: Likewise.
17445 * tree-ssa-dom.c: Likewise.
17446 * tree-ssa-dse.c: Likewise.
17447 * tree-ssa-forwprop.c: Likewise.
17448 * tree-ssa-live.c: Likewise.
17449 * tree-ssa-live.h: Likewise.
17450 * tree-ssa-loop-im.c: Likewise.
17451 * tree-ssa-loop-ivopts.c: Likewise.
17452 * tree-ssa-loop-niter.c: Likewise.
17453 * tree-ssa-loop-prefetch.c: Likewise.
17454 * tree-ssa-phiopt.c: Likewise.
17455 * tree-ssa-phiprop.c: Likewise.
17456 * tree-ssa-sccvn.c: Likewise.
17457 * tree-ssa-ter.c: Likewise.
17458 * tree-ssa-threadupdate.c: Likewise.
17459 * tree-ssa.c: Likewise.
17460 * tree-vect-analyze.c: Likewise.
17461 * tree-vect-transform.c: Likewise.
17462 * tree-vectorizer.c: Likewise.
17463 * tree-vn.c: Likewise.
17464 * tree-vrp.c: Likewise.
17465 * tree.c: Likewise.
17466 * tree.def: Likewise.
17467 * tree.h: Likewise.
17468 * unwind-dw2-fde.c: Likewise.
17469 * unwind.inc: Likewise.
17470 * value-prof.c: Likewise.
17471 * vmsdbgout.c: Likewise.
17473 2008-06-05 David Edelsohn <edelsohn@gnu.org>
17475 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
17476 always place FP constants in the TOC for TARGET_POWERPC64.
17477 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
17479 2008-06-05 Joseph Myers <joseph@codesourcery.com>
17481 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
17482 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
17483 enable for TARGET_E500_DOUBLE.
17484 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
17485 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
17486 floating-point modes like integer modes for E500 double.
17487 (rs6000_legitimate_offset_address_p): Likewise.
17488 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
17489 addressing for DDmode for E500 double.
17490 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
17491 modes as using 64-bits of registers for E500 double.
17492 (spe_build_register_parallel): Do not handle DDmode or TDmode.
17493 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
17494 specially for E500 double.
17495 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
17496 TDmode for E500 double.
17497 (rs6000_gimplify_va_arg): Only handle SDmode in registers
17498 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
17499 (rs6000_split_multireg_move): Do not handle TDmode specially for
17501 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
17502 using 64-bit registers for E500 double.
17503 (emit_frame_save): Do not handle DDmode specially for E500 double.
17504 (gen_frame_mem_offset): Likewise.
17505 (rs6000_function_value): Do not call spe_build_register_parallel
17506 for DDmode or TDmode.
17507 (rs6000_libcall_value): Likewise.
17508 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
17509 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
17512 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
17514 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
17517 2008-06-04 Junjie Gu <jgu@tensilica.com>
17519 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
17520 comparison for frame pointers.
17522 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17525 * config/avr/avr.h (PUSH_ROUNDING): Remove.
17527 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17530 * builtins.c (expand_builtin_signbit): Don't take lowpart when
17531 register is already smaller or equal to required mode.
17533 2008-06-04 Xinliang David Li <davidxl@google.com>
17535 * tree-call-cdce.c: New file.
17536 (cond_dead_built_in_calls): New static variable.
17537 (input_domain): New struct.
17538 (check_pow): New function.
17539 (check_builtin_call): Ditto.
17540 (check_target_format): Ditto.
17541 (is_call_dce_candidate): Ditto.
17542 (gen_one_condition): Ditto.
17543 (gen_conditions_for_domain): Ditto.
17544 (get_domain): Ditto.
17545 (gen_conditions_for_pow_cst_base): Ditto.
17546 (gen_conditions_for_pow_int_base): Ditto.
17547 (gen_conditions_for_pow): Ditto.
17548 (get_no_error_domain): Ditto.
17549 (gen_shrink_wrap_conditions): Ditto.
17550 (shrink_wrap_one_built_in_call): Ditto.
17551 (shink_wrap_conditional_dead_built_in_calls): Ditto.
17552 (tree_call_cdce): Ditto.
17553 (gate_call_cdce): Ditto.
17554 (pass_call_cdce): New gimple pass.
17555 * passes.c: (init_optimization_passes): New pass.
17556 * tree-pass.h: New pass declaration.
17557 * opts.c (decode_options): New flag setting.
17558 * common.opt: Add -ftree-builtin-call-dce flag.
17559 * Makefile.in: Add new source file.
17560 * tempvar.def: New tv_id.
17561 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
17563 2008-06-04 Richard Guenther <rguenther@suse.de>
17565 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
17566 (is_call_clobbered): Always check var_ann->call_clobbered.
17567 (mark_call_clobbered): Always set var_ann->call_clobbered.
17568 (clear_call_clobbered): Always clear var_ann->call_clobbered.
17569 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
17570 (reset_alias_info): Clear call clobbering info on MTAGs and
17572 (set_pt_anything): Set pt_global_mem.
17573 (create_tag_raw): Adjust comment.
17574 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
17576 2008-06-04 Joseph Myers <joseph@codesourcery.com>
17577 Maxim Kuvyrkov <maxim@codesourcery.com>
17579 * config/m68k/m68k.opt (mxgot): New option.
17580 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
17581 (m68k_output_addr_const_extra): New.
17582 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
17583 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
17584 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
17585 * doc/invoke.texi (M680x0 Options): Document -mxgot.
17587 2008-06-04 Richard Guenther <rguenther@suse.de>
17589 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
17590 negative or non-representable offsets.
17592 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
17594 * config/i386/i386.c (ix86_gen_leave): New.
17595 (ix86_gen_pop1): Likewise.
17596 (ix86_gen_add3): Likewise.
17597 (ix86_gen_sub3): Likewise.
17598 (ix86_gen_sub3_carry): Likewise.
17599 (ix86_gen_one_cmpl2): Likewise.
17600 (ix86_gen_monitor): Likewise.
17601 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
17602 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
17603 ix86_gen_one_cmpl2 and ix86_gen_monitor.
17604 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
17605 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
17606 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
17607 (ix86_expand_epilogue): Updated.
17608 (print_operand): Handle integer register operand for 'z'.
17609 (ix86_expand_strlensi_unroll_1): Likewise.
17610 (ix86_expand_strlen): Likewise.
17611 (ix86_expand_builtin): Likewise.
17612 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
17613 mov{q}/mov{l} and add{q}/add{l}.
17615 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17617 * config/i386/i386.md (P): New mode iterator.
17618 (SFmode push_operand splitter): Macroize DImode and SImode pushes
17619 using P mode iterator.
17620 (DFmode push_operand splitter): Ditto.
17621 (XFmode push_operand splitter): Ditto.
17622 (DFmode float_extend SFmode push_operand splitter): Ditto.
17623 (XFmode float_extend SFmode push_operand splitter): Do not generate
17624 SImode pushes for 64bit target. Macroize Dimode and SImode
17625 pushes using P mode iterator.
17626 (XFmode float_extend DFmode push_operand splitter): Ditto.
17628 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17630 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
17631 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
17632 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
17633 return type to int.
17634 (ix86_call_abi_override): Remove check for call_used_regs.
17636 2008-06-03 Richard Guenther <rguenther@suse.de>
17638 * tree-ssa-structalias.c (find_func_aliases): Add constraints
17639 for the lhs of calls if the return type contains pointers.
17641 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17643 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
17644 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
17645 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
17646 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
17647 of cfun and DEFAULT_ABI to deceide abi mode.
17648 (DEFAULT_ABI): New.
17649 (REG_PARM_STACK_SPACE): Removed.
17650 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
17651 (STACK_BOUNDARY): Use default target to deceide stack boundary.
17652 * config/i386/i386-protos.h (ix86_cfun_abi): New.
17653 (ix86_function_abi): Likewise.
17654 (ix86_function_type_abi): Likewise.
17655 (ix86_call_abi_override): Likewise.
17656 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
17657 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
17658 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
17659 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
17661 (X86_64_REGPARM_MAX): New.
17662 (X86_64_SSE_REGPARM_MAX): New.
17663 (X64_REGPARM_MAX): New.
17664 (X64_SSE_REGPARM_MAX): New.
17665 (X86_32_REGPARM_MAX): New.
17666 (X86_32_SSE_REGPARM_MAX): New.
17667 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
17668 (ix86_function_regparm): Handle user calling abi.
17669 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
17670 by DEFAULT_ABI versus SYSV_ABI check.
17671 (ix86_reg_parm_stack_space): New.
17672 (ix86_function_type_abi): New.
17673 (ix86_call_abi_override): New.
17674 (ix86_function_abi): New.
17675 (ix86_cfun_abi): New.
17676 (init_cumulative_args): Call abi specific initialization.
17677 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
17678 (function_arg_64): Extend SSE_REGPARM_MAX check.
17679 (function_arg (): Remove TARGET_64BIT_MS_ABI.
17680 (ix86_pass_by_reference): Likewise.
17681 (ix86_function_value_regno_p): Likewise.
17682 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
17683 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
17684 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
17685 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
17686 (setup_incoming_varargs_64): Adjust regparm for call abi.
17687 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
17688 (ix86_va_start): Likewise.
17689 (ix86_gimplify_va_arg): Likewise.
17690 (ix86_expand_prologue): Likewise.
17691 (output_pic_addr_const): Likewise.
17692 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
17693 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
17694 (x86_output_mi_thunk): Likewise.
17695 (x86_function_profiler): Likewise.
17696 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
17697 (SYSV_ABI, MS_ABI): New constants.
17698 (DEFAULT_ABI): New.
17699 (init_regs): Add prototype of function in regclass.c file.
17700 (OVERRIDE_ABI_FORMAT): New.
17701 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
17702 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
17703 (OUTGOING_REG_PARM_STACK_SPACE): New.
17704 (ix86_reg_parm_stack_space): New prototype.
17705 (CUMULATIVE_ARGS): Add call_abi member.
17706 (machine_function): Add call_abi member.
17707 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
17708 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
17710 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
17713 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
17714 (avr_builtin_setjmp_frame_value): New function.
17715 * config/avr/avr.md (nonlocal_goto_receiver): Define.
17716 (nonlocal_goto): Define.
17718 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
17720 * config/mips/mips.c (mips_emit_loadgp): Return early if
17721 there is nothing do to, otherwise emit a blockage if
17722 !TARGET_EXPLICIT_RELOCS || crtl->profile.
17723 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
17725 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17727 * configure.ac: Drop unneeded backslash ending up in config.in.
17728 * acinclude.m4: Likewise.
17729 * config.in: Regenerate.
17731 2008-05-26 Jan Hubicka <jh@suse.cz>
17733 * predict.c (maybe_hot_frequency_p): Break out of...
17734 (maybe_hot_bb_p): ... here.
17735 (maybe_hot_edge_p): New.
17736 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
17737 * basic-block.h (maybe_hot_edge_p): Declare.
17739 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17741 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
17742 (*cmpfp_<mode>_cc): Ditto.
17743 (*fp_jcc_8<mode>_387): Ditto.
17744 (*fop_<MODEF:mode>_2_i387): Ditto.
17745 (*fop_<MODEF:mode>_3_i387): Ditto.
17746 (*fop_xf_2_i387): Ditto.
17747 (*fop_xf_3_i387): Ditto.
17749 2008-06-02 Tomas Bily <tbily@suse.cz>
17751 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
17753 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17755 * config/mips/mips.c (mips_valid_offset_p): New function.
17756 (mips_valid_lo_sum_p): Likewise.
17757 (mips_classify_address): Use them.
17758 (mips_force_address): New function.
17759 (mips_legitimize_address): Use it.
17760 * config/mips/mips.md (MOVE128): New mode iterator.
17761 (movtf): Require TARGET_64BIT. Remove empty strings.
17762 (*movtf_internal): Rename to...
17763 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
17764 of "R" and use {,fp}{load,store} attributes instead of "multi".
17765 Use a separate define_split.
17766 (*movtf_mips16): New pattern.
17768 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17770 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
17771 * config/mips/mips.c (mips_expand_before_return): New function.
17772 (mips_expand_epilogue): Call it.
17773 * config/mips/mips.md (return): Turn into a define_expand.
17774 (*return): New insn.
17776 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17778 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
17779 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
17780 functions. Do not emit uses and clobbers of CONCATs; individually
17781 use and clobber their operands.
17782 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
17783 gen_clobber, emit_use and gen_use.
17784 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
17785 (expand_builtin_return): Likewise.
17786 * cfgbuild.c (count_basic_blocks): Likewise.
17787 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
17788 * explow.c (emit_stack_restore): Likewise.
17789 * expmed.c (extract_bit_field_1): Likewise.
17790 * expr.c (convert_move, emit_move_complex_parts): Likewise.
17791 (emit_move_multi_word, store_constructor): Likewise.
17792 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
17793 (thread_prologue_and_epilogue_insns): Likewise.
17794 * lower-subreg.c (resolve_simple_move): Likewise.
17795 * optabs.c (widen_operand, expand_binop): Likewise.
17796 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
17797 * reload.c (find_reloads): Likewise.
17798 * reload1.c (eliminate_regs_in_insn): Likewise.
17799 * stmt.c (expand_nl_goto_receiver): Likewise.
17800 * config/alpha/alpha.md (builtin_longjmp): Likewise.
17801 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
17802 * config/arm/arm.c (arm_load_pic_register): Likewise.
17803 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
17804 * config/arm/arm.md (untyped_return): Likewise.
17805 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
17806 * config/avr/avr.c (expand_prologue): Likewise.
17807 * config/bfin/bfin.c (do_unlink): Likewise.
17808 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
17809 * config/cris/cris.c (cris_expand_prologue): Likewise.
17810 * config/darwin.c (machopic_indirect_data_reference): Likewise.
17811 (machopic_legitimize_pic_address): Likewise.
17812 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
17813 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
17814 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
17815 (ix86_expand_convert_uns_didf_sse): Likewise.
17816 (ix86_expand_vector_init_general): Likewise.
17817 * config/ia64/ia64.md (eh_epilogue): Likewise.
17818 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
17819 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
17820 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
17821 (config/iq2000/iq2000.c): Likewise.
17822 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
17823 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
17824 (builtin_longjmp): Likewise.
17825 * config/mn10300/mn10300.md (call, call_value): Likewise.
17826 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
17827 * config/pdp11/pdp11.md (abshi2): Likewise.
17828 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
17829 * config/s390/s390.c (s390_emit_prologue): Likewise.
17830 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
17831 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
17832 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
17833 * config/sh/sh.c (prepare_move_operands): Likewise.
17834 (output_stack_adjust, sh_expand_epilogue): Likewise.
17835 (sh_set_return_address, sh_expand_t_scc): Likewise.
17836 * config/sparc/sparc.c (load_pic_register): Likewise.
17837 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
17838 * config/spu/spu.c (spu_expand_epilogue): Likewise.
17839 * config/v850/v850.c (expand_epilogue): Likewise.
17841 2008-05-31 Anatoly Sokolov <aesok@post.ru>
17843 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
17844 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
17845 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
17846 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
17847 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
17848 stack pointer register.
17849 (output_movhi): Remove code for interrupt specific writing to the
17850 stack pointer register.
17852 2008-05-31 Richard Guenther <rguenther@suse.de>
17854 PR tree-optimization/34244
17855 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
17856 (tree_expr_nonzero_warnv_p): Likewise.
17857 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17858 ssa_name_nonnegative_p.
17859 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
17860 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
17861 not tree_expr_nonzero_warnv_p.
17863 PR tree-optimization/36262
17865 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
17867 PR tree-optimization/34244
17868 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
17869 (record_numbers_of_iterations): New function.
17870 (execute_vrp): Cache the numbers of iterations of loops.
17871 * tree-scalar-evolution.c (scev_reset_except_niters):
17873 (scev_reset): Use scev_reset_except_niters.
17874 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
17876 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
17878 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17879 __WORKAROUND_RETS when appropriate.
17881 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17883 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
17884 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
17886 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
17887 *fop_df_comm_sse insn patterns using MODEF mode iterator.
17888 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
17889 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
17890 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
17891 *fop_df_1_mixed insn patterns using MODEF mode iterator.
17892 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
17893 *fop_df_1_sse insn patterns using MODEF mode iterator.
17894 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
17895 *fop_df_1_i387 insn patterns using MODEF mode iterator.
17896 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
17897 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
17898 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
17899 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
17900 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
17901 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
17902 (*fop_xf_4_i387): Use <MODE> for mode attribute.
17903 (*fop_xf_5_i387): Ditto.
17904 (*fop_xf_6_i387): Ditto.
17906 2008-05-30 Richard Guenther <rguenther@suse.de>
17908 * builtins.c (build_string_literal): Avoid generating
17909 a non-gimple_val result.
17911 2008-05-30 DJ Delorie <dj@redhat.com>
17913 * exec-tool.in: Use an environment variable (private) instead of a
17914 file (shared) as a semaphore, so as to not break parallel builds.
17916 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17918 * optabs.c (maybe_encapsulate_block): Remove.
17919 (emit_libcall_block): Adjust accordingly.
17920 * optabs.h (maybe_encapsulate_block): Remove prototype.
17922 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
17923 Don't use maybe_encapsulate_block.
17925 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17927 * config/rs6000/rs6000.c (rs6000_legitimize_address,
17928 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
17929 rtx is a SYMBOL_REF before calling get_pool_constant.
17931 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
17933 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
17935 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
17937 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
17938 rather than OS names to choose INO_T_EQ definition.
17939 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
17940 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
17942 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
17945 * config/darwin-f.c: New.
17946 * config/t-darwin: Added rule to build darwin-f.o.
17947 * config.gcc: Defined new variable, fortran_target_objs.
17948 (*-*-darwin*): Set fortran_target_objs.
17949 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
17950 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
17951 * configure: Regenerated.
17953 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
17956 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
17957 canonical type if needed.
17959 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
17961 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
17963 2008-05-29 Richard Guenther <rguenther@suse.de>
17965 PR tree-optimization/36343
17966 PR tree-optimization/36346
17967 PR tree-optimization/36347
17968 * tree-flow.h (clobber_what_p_points_to): Declare.
17969 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
17970 pointed-to variable is dereferenced is irrelevant to whether
17971 the pointer can access the pointed-to variable.
17972 (clobber_what_p_points_to): New function.
17973 * tree-ssa-alias.c (set_initial_properties): Use it.
17974 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
17975 call clobber check for NMTs.
17977 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17979 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
17980 for printing gcov_type.
17982 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17984 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
17985 and the eh region information.
17986 * value-prof.c (gimple_move_stmt_histograms): New function.
17987 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
17989 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
17991 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
17993 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17995 * value-prof.c (tree_ic_transform): Print counts.
17996 * tree-profile.c (tree_gen_ic_func_profiler):
17997 Clear __gcov_indreict_call_callee variable to avoid misattribution
18000 2008-05-28 Rafael Espíndola <espindola@google.com>
18002 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
18005 2008-05-28 Richard Guenther <rguenther@suse.de>
18007 PR tree-optimization/36339
18008 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
18009 and clobbering code out of the loop.
18011 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
18013 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
18016 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
18017 s390_contiguous_bitmask_p, s390_symref_operand_p,
18018 s390_check_symref_alignment, s390_reload_larl_operand,
18019 s390_reload_symref_address): New functions.
18020 (s390_branch_condition_mnemonic): Support compare and branch
18022 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
18023 and 'W' constraints.
18024 (s390_secondary_reload): Add secondary reloads for unaligned
18025 symbol refs or symbol refs to floating point or QI/TI mode
18027 (legitimate_address_p): Accept symbol references as addresses.
18028 (s390_expand_insv): Use rotate and insert selected bits
18029 instruction for insv when building for z10.
18030 (print_operand_address): Handle symbol ref addresses.
18031 (print_operand): Output modifier 'c' added for signed byte values.
18032 (s390_encode_section_info): Mark symbol refs with
18033 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
18035 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
18036 (length attribute): RRF, RRR have 4 byte length.
18037 (FPALL, INTALL): New mode iterators added.
18038 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
18039 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
18040 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
18041 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
18042 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
18043 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
18044 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
18045 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
18047 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
18048 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
18049 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
18050 reload<INTALL:mode><P:mode>_toreg_z10,
18051 reload<FPALL:mode><P:mode>_tomem_z10,
18052 reload<FPALL:mode><P:mode>_toreg_z10,
18053 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
18054 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
18055 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
18056 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
18058 (movmem, clrmem, cmpmem): New splitters added.
18060 * config/s390/predicates.md (larl_operand): Use
18061 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
18062 SYMBOL_REF_ALIGN1_P.
18063 (s390_signed_integer_comparison,
18064 s390_unsigned_integer_comparison): New predicates.
18066 * config/s390/s390-protos.h (s390_check_symref_alignment,
18067 s390_contiguous_bitmask_p, s390_reload_larl_operand,
18068 s390_reload_symref_address,
18069 s390_compare_and_branch_condition_mask): Prototypes added.
18071 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
18072 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
18073 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
18075 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
18077 * config/s390/s390.c (z10_cost): New cost function for z10.
18078 (s390_handle_arch_option, override_options): Support -march=z10 switch.
18079 (s390_issue_rate): Adjust issue rate for z10.
18080 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
18081 (processor_flags): Add PF_Z10.
18082 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
18083 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
18084 * gcc/config.gcc: Add z10.
18086 2008-05-28 Richard Guenther <rguenther@suse.de>
18088 PR tree-optimization/36291
18089 * tree-flow. h (struct gimple_df): Remove var_anns member.
18090 * tree-flow-inline.h (gimple_var_anns): Remove.
18091 (var_ann): Simplify.
18092 * tree-dfa.c (create_var_ann): Simplify.
18093 (remove_referenced_var): Clear alias info from var_anns of globals.
18094 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
18095 (delete_tree_ssa): Clear alias info from var_anns of globals.
18096 Do not free var_anns.
18097 (var_ann_eq): Remove.
18098 (var_ann_hash): Likewise.
18100 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
18102 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
18103 and loongson2f entries.
18104 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
18105 * config/mips/mips.h (processor_type): Add Loongson-2E
18106 and Loongson-2F entries.
18107 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
18108 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
18109 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
18110 * doc/invoke.texi (MIPS Options): Document loongson2e
18111 and loongson2f processor names.
18113 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
18117 * config/i386/i386.c (ix86_function_arg_boundary): Use
18118 alignment of canonical type.
18119 (ix86_expand_vector_move): Check unaligned memory access for
18122 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
18124 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
18125 Moved to the front of file.
18127 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
18128 H.J. Lu <hongjiu.lu@intel.com>
18130 * dwarf2out.c (current_fde): New.
18132 (lookup_cfa:): Likewise.
18133 (dwarf2out_end_epilogue): Likewise.
18134 (dwarf2out_note_section_used): Likewise.
18136 2008-05-27 Michael Matz <matz@suse.de>
18139 * c.opt (Wenum-compare): New warning option.
18140 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
18142 2008-05-27 Michael Matz <matz@suse.de>
18144 PR middle-end/36326
18145 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
18147 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
18148 into memory as tail calls.
18150 2008-05-27 Richard Guenther <rguenther@suse.de>
18152 PR tree-optimization/36339
18153 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
18154 pointers cause all addressable variables to be call clobbered.
18156 2008-05-27 Richard Guenther <rguenther@suse.de>
18158 PR tree-optimization/36245
18159 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
18161 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18163 * config/s390/s390.md: Replace all occurences of the 'm'
18164 constraint with 'RT'.
18166 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18168 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
18170 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
18172 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
18173 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
18174 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
18176 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18178 * reload.c: (find_reloads): Skip alternatives according to the
18179 "enabled" attribute. Constify the constraint variable.
18180 * recog.c (get_attr_enabled): Add default implementation.
18181 (extract_insn): Set the alternative_enabled_p array
18182 in the recog_data struct.
18183 (preprocess_constraints, constrain_operands): Skip
18184 alternatives according to the "enabled" attribute
18185 * recog.h (struct recog_data): New field alternative_enabled_p.
18186 (skip_alternative): New inline function.
18187 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
18188 (record_reg_classes): Skip alternative according to the
18189 "enabled" attribute.
18191 * doc/md.texi: Add documention for the "enabled" attribute.
18193 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18195 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
18196 * postreload.c (reload_cse_simplify_operands): Replace 'm'
18197 constraint with TARGET_MEM_CONSTRAINT.
18198 * recog.c (asm_operand_ok, preprocess_constraints,
18199 constrain_operands): Likewise.
18200 * regclass.c (record_reg_classes): Likewise.
18201 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
18202 * reload1.c (maybe_fix_stack_asms): Likewise.
18203 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
18204 * recog.h: Adjust comment.
18205 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
18206 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
18207 * doc/md.texi: Add a note to description of 'm' constraint.
18208 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
18210 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
18212 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
18213 that the bitfield is of integral type before testing its precision.
18215 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18216 Sa Liu <saliu@de.ibm.com>
18218 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
18219 __modti3, __udivti3, __umodti3 and __udivmodti4.
18220 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
18221 that implement TImode mul and div functions.
18222 * config/spu/multi3.c: New. Implement __multi3.
18223 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
18224 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
18227 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
18229 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
18230 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
18231 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
18232 tls_sysv_suffix): New mode and mode attribute iterators.
18233 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
18234 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
18235 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
18236 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
18237 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
18240 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
18242 PR tree-optimization/36329
18243 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
18244 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
18245 * cgraphbuild.c (initialize_inline_failed): Use the latter
18246 macro in lieu of the former.
18247 * ipa-inline.c (cgraph_mark_inline): Likewise.
18248 (cgraph_decide_inlining_of_small_function): Likewise.
18249 (cgraph_decide_inlining): Likewise.
18250 (cgraph_decide_inlining_incrementally): Likewise.
18252 2008-05-26 Tristan Gingold <gingold@adacore.com>
18253 Anatoly Sokolov <aesok@post.ru>
18255 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
18256 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
18257 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
18258 optimization for 'avr6' architecture.
18260 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
18263 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
18265 2008-05-26 Richard Guenther <rguenther@suse.de>
18267 * tree-ssa-sccvn.c (expr_has_constants): Declare.
18268 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
18270 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
18272 PR middle-end/36253
18273 * caller-save.c (insert_restore): Verify alignment of spill space.
18274 (insert_save): Likewise.
18275 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
18276 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
18277 (STACK_SLOT_ALIGNMENT): Likewise.
18278 * function.c (LOCAL_ALIGNMENT): Removed.
18279 (get_stack_local_alignment): New.
18280 (assign_stack_local): Use it. Set alignment on stack slot.
18281 (assign_stack_temp_for_type): Use get_stack_local_alignment.
18282 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
18283 (STACK_SLOT_ALIGNMENT): New.
18284 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
18285 stack slot in XFmode.
18287 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
18289 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
18292 * config/i386/i386.md (allocate_stack_worker_64): Make sure
18293 argument operand in rax isn't removed.
18295 2008-05-26 Richard Guenther <rguenther@suse.de>
18297 PR middle-end/36300
18298 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
18299 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
18301 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18304 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
18306 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
18308 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
18309 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
18311 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18313 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
18314 build a trampoline if we don't want one.
18315 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
18316 return zero for nested functions if we don't want a trampoline.
18318 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18320 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
18322 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18325 * c.opt: Removed undocumented option '-lang-fortran'.
18326 * c-common.h: Removed global variable 'lang_fortran'.
18327 * c-opts.c (c_common_handle_option): Removed code to handle
18328 option '-lang-fortran'. Updated includes.
18329 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
18330 definition of '__GFORTRAN__'.
18331 (define__GNUC__): Reimplemented to use BASEVER and
18332 cpp_define_formatted.
18333 (builtin_define_with_value_n): Removed.
18334 * c-incpath.h: Renamed to ...
18335 * incpath.h: ... this.
18336 * c-incpath.c: Renamed to ...
18337 * incpath.c: ... this. Updated includes.
18338 * fix-header.c: Updated includes.
18339 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
18340 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
18341 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
18343 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18345 * tree.h: Update the table of flags used on tree nodes.
18346 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
18347 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
18348 (FORCED_LABEL): Add access check.
18349 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
18350 (ASM_INPUT_P): Likewise.
18351 (ASM_VOLATILE_P): Likewise.
18352 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
18353 (OMP_SECTION_LAST): Access private_flag directly.
18354 (OMP_RETURN_NOWAIT): Likewise.
18355 (OMP_PARALLEL_COMBINED): Likewise.
18356 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
18357 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
18358 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
18359 deprecated_flag directly.
18361 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
18363 * final.c (frame_pointer_needed): Removed.
18364 * flags.h (frame_pointer_needed): Likewise.
18366 * function.h (rtl_data): Add frame_pointer_needed.
18367 (frame_pointer_needed): New.
18369 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
18371 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
18373 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
18375 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
18378 2008-05-25 Alan Modra <amodra@bigpond.net.au>
18380 * c-common.c (strip_array_types): Move function to..
18382 (get_inner_array_type): Delete.
18383 * c-common.h (strip_array_types): Move declaration to..
18385 (get_inner_array_type): Delete.
18386 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
18387 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
18388 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
18389 * config/pa/pa.c (emit_move_sequence): Likewise.
18391 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
18393 * config/i386/i386.md (*sse_prologue_save_insn): Set length
18396 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
18398 * function.c: Include target hook for nonlocal_goto frame value.
18400 2008-05-24 Richard Guenther <rguenther@suse.de>
18402 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
18403 variable can be only accessed through a pointer or a union.
18405 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18407 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
18408 * doc/extend.texi: Likewise.
18410 2008-05-23 DJ Delorie <dj@redhat.com>
18412 * config/m32c/jump.md (untyped_call): Add.
18414 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
18415 for A24 to PSImode.
18416 (m32c_address_cost): Detail costs for indirect offsets.
18418 2008-05-23 Rafael Espíndola <espindola@google.com>
18420 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
18421 if a node is a SUBREG.
18422 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
18425 2008-05-23 Paul Brook <paul@codesourcery.com>
18426 Carlos O'Donell <carlos@codesourcery.com>
18428 * doc/extend.texi: Clarify use of __attribute__((naked)).
18429 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18430 * target.h (gcc_target): Add allocate_stack_slots_for_args.
18431 * function.c (use_register_for_decl): Use
18432 targetm.calls.allocate_stack_slots_for_args.
18433 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18434 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
18435 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
18437 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
18439 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
18441 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
18443 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
18444 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
18445 is only rounded once.
18447 2008-05-23 Richard Guenther <rguenther@suse.de>
18449 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
18451 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
18452 Jakub Jelinek <jakub@redhat.com>
18455 * configure.ac: Handle --enable-cld.
18456 * configure: Regenerated.
18457 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
18458 * config/i386/i386.h (struct machine_function): Add needs_cld field.
18459 (ix86_current_function_needs_cld): New define.
18460 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
18461 (cld): New isns pattern.
18462 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
18463 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
18464 * config/i386/i386.opt (mcld): New option.
18465 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
18466 TARGET_CLD and ix86_current_function_needs_cld.
18467 (override_options): Use -mcld by default for 32-bit code if
18470 * doc/install.texi (Options specification): Document --enable-cld.
18471 * doc/invoke.texi (Machine Dependent Options)
18472 [i386 and x86-64 Options]: Add -mcld option.
18473 (Intel 386 and AMD x86-64 Options): Document -mcld option.
18475 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
18476 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
18477 (return_in_memory_64): Likewise.
18478 (return_in_memory_ms_64): Likewise.
18480 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18482 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
18483 * builtins.c (fold_builtin_fpclassify): New.
18484 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
18485 * builtins.def (BUILT_IN_FPCLASSIFY): New.
18486 * c-common.c (handle_type_generic_attribute): Adjust to accept
18487 fixed arguments before an elipsis.
18488 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
18489 * doc/extend.texi: Document __builtin_fpclassify.
18491 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
18493 * omp-low.c (gate_expand_omp_ssa): Remove.
18494 (pass_expand_omp_ssa): Remove.
18495 (gate_expand_omp): Do not check for flag_openmp_ssa.
18496 * common.opt (-fopenmp-ssa): Remove.
18497 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
18499 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
18501 * config/sh/sh.opt (mfixed-range): New option.
18502 * config/sh/sh-protos.h (sh_fix_range): Declare.
18503 * config/sh/sh.c (sh_fix_range): New function.
18504 * config/sh/sh.h (sh_fixed_range_str): Declare.
18505 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
18507 * doc/invoke.texi (SH Options): Document -mfixed-range.
18509 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
18511 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
18512 it before the redeclaration.
18514 2008-05-22 Anatoly Sokolov <aesok@post.ru>
18516 * config/avr/avr.c (get_sequence_length): Add new function.
18517 (expand_prologue, expand_epilogue): Remove duplicate code.
18519 2008-05-22 Rafael Espíndola <espindola@google.com>
18521 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
18524 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
18526 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
18527 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
18529 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
18530 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
18531 (vect_update_misalignment_for_peel): Likewise.
18532 (vector_alignment_reachable_p): Likewise.
18533 * tree-vect-transform.c (vectorizable_load): Likewise.
18534 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
18535 (get_vectype_for_scalar_type): Pass mode of scalar_type
18536 to UNITS_PER_SIMD_WORD.
18538 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
18539 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
18540 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
18541 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
18542 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
18544 2008-05-22 Ira Rosen <irar@il.ibm.com>
18546 PR tree-optimization/36293
18547 * tree-vect-transform.c (vect_transform_strided_load): Don't check
18548 if the first load must be skipped because of a gap.
18550 2008-05-22 Richard Guenther <rguenther@suse.de>
18552 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
18553 more cases of offset disambiguation that is possible if
18554 strict-aliasing rules apply.
18555 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
18556 for basic offset and type-based disambiguation.
18558 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18560 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
18561 ix86_expand_vector_set on V16QImode for SSE4.1.
18563 2008-05-21 Tom Tromey <tromey@redhat.com>
18565 * c.opt (Wimport): Mark as undocumented.
18566 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
18568 (Warning Options): Likewise.
18569 * doc/cppopts.texi: Don't mention -Wimport.
18571 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
18573 PR tree-optimization/36287
18574 PR tree-optimization/36286
18575 * lambda-code.c (build_access_matrix): Do not use the loop->num
18576 for computing the number of induction variables: use the loop depth
18579 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
18582 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
18583 option -f(no-)leading-underscore.
18585 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18587 * config/i386/i386.c (ix86_expand_vector_init_general): Use
18588 GET_MODE_NUNITS (mode).
18590 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
18592 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
18593 (-mmulhw): Add 464 to description.
18594 (-mdlmzb): Likewise.
18595 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
18596 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
18598 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
18599 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
18600 * config/rs6000/rs6000.md: Update comments for 464.
18602 2008-05-21 Janis Johnson <janis187@us.ibm.com>
18604 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
18606 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18608 * config/i386/sse.md (vec_extractv4sf): Removed.
18609 (vec_extractv2df): Likewise.
18610 (vec_extractv2di): Likewise.
18611 (vec_extractv4si): Likewise.
18612 (vec_extractv8hi): Likewise.
18613 (vec_extractv16qi): Likewise.
18614 (vec_extract<mode>): New.
18616 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18618 * config/i386/sse.md (vec_setv4sf): Removed.
18619 (vec_setv2df): Likewise.
18620 (vec_setv2di): Likewise.
18621 (vec_setv4si): Likewise.
18622 (vec_setv8hi): Likewise.
18623 (vec_setv16qi): Likewise.
18624 (vec_set<mode>): New.
18626 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18628 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
18629 goto for vec_concat and vec_interleave.
18631 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18633 * config/i386/sse.md (vec_initv4sf): Removed.
18634 (vec_initv2df): Likewise.
18635 (vec_initv2di): Likewise.
18636 (vec_initv4si): Likewise.
18637 (vec_initv8hi): Likewise.
18638 (vec_initv16qi): Likewise.
18639 (vec_init<mode>): New.
18641 2008-05-21 Joseph Myers <joseph@codesourcery.com>
18643 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
18645 2008-05-21 Tom Tromey <tromey@redhat.com>
18647 * ggc-zone.c (lookup_page_table_if_allocated): New function.
18648 (zone_find_object_offset): Likewise.
18649 (gt_ggc_m_S): Likewise.
18650 (highest_bit): Likewise.
18651 * ggc-page.c (gt_ggc_m_S): New function.
18652 * stringpool.c (string_stack): Remove.
18653 (init_stringpool): Update.
18654 (ggc_alloc_string): Use ggc_alloc.
18655 (maybe_delete_ident): New function.
18656 (ggc_purge_stringpool): Likewise.
18657 (gt_ggc_m_S): Remove.
18658 * ggc-common.c (ggc_protect_identifiers): New global.
18659 (ggc_mark_roots): Call ggc_purge_stringpool. Use
18660 ggc_protect_identifiers.
18661 * ggc.h (ggc_protect_identifiers): Declare.
18662 (gt_ggc_m_S): Update.
18663 (ggc_purge_stringpool): Declare.
18664 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
18665 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
18667 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
18669 2008-05-21 David S. Miller <davem@davemloft.net>
18671 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
18674 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
18676 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
18679 2008-05-20 David Daney <ddaney@avtrex.com>
18681 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
18682 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
18683 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18684 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18685 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
18686 (atomic_hiqi_op): New define_code_iterator.
18687 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
18688 mips_expand_compare_and_swap_12.
18689 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
18690 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
18691 (sync_<optab><mode>, sync_old_<optab><mode>,
18692 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
18693 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
18694 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
18695 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
18696 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
18697 (test_and_set_12): New insn.
18698 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
18699 sync_new_<optab><mode>, sync_old_nand<mode>,
18700 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
18701 clobber to operand 0 for SI and DI mode insns.
18702 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
18703 mips_gen_fn_4): New typedefs.
18704 (mips_gen_fn_ptrs): Define new union type.
18705 (mips_expand_compare_and_swap_12): Remove declaration.
18706 (mips_expand_atomic_qihi): Declare function.
18707 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
18708 (mips_expand_atomic_qihi): ... this. Use new generator function
18710 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
18711 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
18712 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
18713 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
18714 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
18715 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
18716 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
18717 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
18718 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
18719 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
18722 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
18724 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
18727 2008-05-20 Anatoly Sokolov <aesok@post.ru>
18729 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
18730 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
18731 (avr_attribute_table): Add 'OS_main' function attribute.
18732 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
18733 functions with 'OS_main' attribute.
18735 2008-05-20 Richard Guenther <rguenther@suse.de>
18737 PR tree-optimization/35204
18738 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
18739 helper, split out from ...
18740 (DFS): ... here. Make the DFS walk non-recursive.
18742 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
18743 Jan Sjodin <jan.sjodin@amd.com>
18745 PR tree-optimization/36181
18746 * tree-parloops.c (loop_has_vector_phi_nodes): New.
18747 (parallelize_loops): Don't parallelize when the loop has vector
18750 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18751 Sebastian Pop <sebastian.pop@amd.com>
18753 * tree-loop-linear.c (gather_interchange_stats): Look in the access
18754 matrix, and never look at the tree representation of the memory
18756 (linear_transform_loops): Computes parameters and access matrices.
18757 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
18759 (access_matrix_get_index_for_parameter): New.
18760 * tree-data-ref.h (struct access_matrix): New.
18761 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
18762 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
18763 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
18764 am_vector_index_for_loop): New.
18765 (struct data_reference): Add field access_matrix.
18766 (DR_ACCESS_MATRIX): New.
18767 (compute_data_dependences_for_loop): Update declaration.
18768 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
18769 * lambda.h (lambda_vector_vec_p): Declared.
18770 * lambda-code.c: Depend on pointer-set.h.
18771 (lambda_collect_parameters_from_af, lambda_collect_parameters,
18772 av_for_af_base, av_for_af, build_access_matrix,
18773 lambda_compute_access_matrices): New.
18774 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
18776 2008-05-20 Joseph Myers <joseph@codesourcery.com>
18778 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
18779 $SOURCEDIR/include.
18781 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18782 Sebastian Pop <sebastian.pop@amd.com>
18784 PR tree-optimization/36206
18785 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
18787 (instantiate_scev_1): Rename flags to fold_conversions.
18788 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
18789 outeside instantiation_loop.
18790 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
18791 (evolution_function_is_affine_or_constant_p): Removed.
18792 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
18794 (analyze_siv_subscript): Pass in the loop nest number.
18795 Call evolution_function_is_affine_in_loop instead of
18796 evolution_function_is_affine_p.
18797 (analyze_overlapping_iterations): Pass in the loop nest number.
18799 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18800 Sebastian Pop <sebastian.pop@amd.com>
18802 PR tree-optimization/36206
18803 * tree-chrec.h (chrec_fold_op): New.
18804 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
18807 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
18809 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
18811 (remove_duplicates): Do not set inode on non-inode systems.
18814 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
18816 * config.gcc (tm_file): Update comments about relative pathnames.
18818 2008-05-20 Richard Guenther <rguenther@suse.de>
18820 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
18821 * tree-ssa-sccvn.c (process_scc): Likewise.
18822 * tree-ssa-sink.c (execute_sink_code): Likewise.
18823 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
18824 * tree-vrp.c (process_assert_insertions): Likewise.
18825 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18826 (perform_tree_ssa_dce): Likewise.
18827 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
18828 (dump_dominator_optimization_stats): Likewise.
18829 * tree-vectorizer.c (vectorize_loops): Likewise.
18831 2008-05-20 Richard Guenther <rguenther@suse.de>
18833 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
18835 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
18837 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
18838 (ix86_i386elf_return_in_memory): Likewise.
18839 (ix86_i386interix_return_in_memory): Likewise.
18840 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
18841 (SUBTARGET_RETURN_IN_MEMORY): New.
18842 * config/i386/i386elf.h: Likewise.
18843 * config/i386/ptx4-i.h: Likewise.
18844 * config/i386/sol2-10.h: Likewise.
18845 * config/i386/sysv4.h: Likewise.
18846 * config/i386/vx-common.h: Likewise.
18847 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
18848 * config/i386/i386.c (ix86_return_in_memory): Made static and
18849 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
18850 (ix86_i386elf_return_in_memory): Removed.
18851 (ix86_i386interix_return_in_memory): Removed.
18852 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
18853 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
18855 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
18857 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
18859 2008-05-19 Xinliang David Li <davidxl@google.com>
18861 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
18863 * common.opt: Ditto.
18864 * doc/invoke.texi: Ditto.
18866 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
18868 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
18869 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
18871 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18873 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
18874 sizes of operand array from 8/4 to 4/2.
18875 (ix86_expand_vector_init_general): Change size of operand array
18876 from 32 to 16. Remove op0, op1 and half_mode.
18878 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18880 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
18881 (ix86_expand_vector_init_interleave): Likewise.
18882 (ix86_expand_vector_init_general): Use them. Assert
18883 word_mode == SImode when n_words == 4.
18885 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
18887 * config/i386/i386.c (ix86_secondary_reload): New static function.
18888 (TARGET_SECONDARY_RELOAD): New define.
18889 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18890 * config/i386/i386.md (reload_outqi): Remove.
18892 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18894 PR middle-end/35509
18895 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
18896 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
18897 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
18898 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
18899 (fold_builtin_1): Likewise.
18900 * builtins.def (BUILT_IN_ISINF_SIGN): New.
18901 c-common.c (check_builtin_function_arguments): Handle
18902 BUILT_IN_ISINF_SIGN.
18903 * doc/extend.texi: Document __builtin_isinf_sign.
18904 * fold-const.c (operand_equal_p): Handle COND_EXPR.
18906 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
18908 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
18909 EH cleanup at the end of the pass, search for those that have been
18910 turned into forwarder blocks and do the cleanup on their successor.
18912 2008-05-18 Richard Guenther <rguenther@suse.de>
18914 * tree-cfg.c (verify_gimple_expr): Allow conversions from
18915 pointers to sizetype and vice versa.
18917 2008-05-18 Xinliang David Li <davidxl@google.com>
18919 * gcc/tree-ssa-dce.c: Coding style fix.
18920 (check_pow): Documentation comment.
18921 (check_log): Documenation comment. Coding style fix.
18922 (is_unnecessary_except_errno_call): Ditto.
18923 (gen_conditions_for_pow): Ditto.
18924 (gen_conditions_for_log): Ditto.
18925 (gen_shrink_wrap_conditions): Ditto.
18926 (shrink_wrap_one_built_in_calls): Ditto.
18927 * gcc/doc/invoke.texi: Better documentation string.
18928 * ChangeLog: Fix wrong change log entries from
18929 May 17 checkin on function call DCE.
18931 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
18933 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
18935 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
18937 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
18938 * df-problems.c (simulation routines): Fixed block comment to
18939 properly say how to add forwards scanning functions.
18941 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18943 * tree-inline.c (setup_one_parameter): Remove dead code.
18945 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18947 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
18948 a BIT_AND_EXPR only for an INTEGER_TYPE.
18950 2008-05-17 Xinliang David Li <davidxl@google.com>
18952 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
18953 (check_pow, check_log, is_unnecessary_except_errno_call): New
18954 functions to check for eliminating math functions that are pure
18955 except for setting errno.
18956 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
18957 general condition expressions for shrink-wrapping pow/log calls.
18958 (gen_shrink_wrap_conditions): Ditto.
18959 (shrink_wrap_one_built_in_call): Ditto.
18960 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
18961 (mark_operand_necessary): If debugging, output if OP is necessary.
18962 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
18964 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
18966 * gcc/common.opt: New user flag -ftree-builtin-dce.
18967 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
18969 2008-05-16 David S. Miller <davem@davemloft.net>
18971 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
18972 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18974 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
18977 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
18979 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18981 * ifcvt.c (dead_or_predicable): Rename
18982 df_simulate_one_insn_backwards to df_simulate_one_insn.
18983 * recog.c (peephole2_optimize): Ditto.
18984 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
18986 * df.h: Rename df_simulate_one_insn_backwards to
18987 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
18988 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
18989 scanning of defs and uses.
18990 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
18991 (df_simulate_one_insn_forwards): Removed.
18993 2008-05-16 Doug Kwan <dougkwan@google.com>
18995 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
18997 (real_from_string): Handle NaNs and Inf as approriate.
18999 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
19001 * doc/gty.texi (Source Files Containing Type Information): Note
19002 that headers should appear first in the gtfiles list.
19004 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19006 * tree.def (COND_EXEC): Properly documented this code.
19008 2008-05-16 Diego Novillo <dnovillo@google.com>
19010 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
19011 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
19014 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19016 * tree-ssa-dse (max_stmt_uid): Removed.
19017 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
19018 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
19019 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
19020 * function.h (cfun.last_stmt_uid): New field.
19021 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
19022 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
19024 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
19025 (create_stmt_ann): Initialize the ann->uid field.
19026 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
19028 * tree-flow.h (renumber_gimple_stmt_uids): New function.
19030 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
19032 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
19033 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
19034 (init_empty_tree_cfg): Call it.
19036 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19038 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
19041 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19043 * doc/invoke.text (-fdump-tree-*-verbose): New option.
19044 * tree-dump.c (dump_options): New verbose option.
19045 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
19047 * tree-pass.h (TDF_VERBOSE): New dump flag.
19048 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
19049 (tree-flow.h): Added include.
19050 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
19052 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
19054 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
19056 From Jie Zhang <jie.zhang@analog.com>
19057 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19058 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
19059 mcpu=bf561-none and mcpu=bf561-0.2.
19060 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19061 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
19062 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19063 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
19064 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
19065 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
19066 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
19068 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
19069 (cputype_selected): Remove.
19070 (bfin_handle_option): Don't use cputype_selected.
19071 (override_options): When no mcpu option, enable all workarounds.
19072 Don't use bfin_workarounds.
19073 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
19075 (DEFAULT_CPU_TYPE): Don't define.
19077 2008-05-16 Richard Guenther <rguenther@suse.de>
19079 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
19080 on deletion of the last stmt.
19082 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
19084 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
19085 V8HImode for SSE2 and V16QImode for SSE4.1.
19087 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
19089 * cgraph.h (compute_inline_parameters): Made public.
19090 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
19091 variable_generate_summary, function_write_summary,
19092 variable_write_summary, variable_read_summary. Added generate_summary,
19093 write_summary, read_summary.
19094 * cgraphunit.c (cgraph_process_new_functions): Changed call from
19095 pass_ipa_inline.function_generate_summary, to
19096 compute_inline_parameters.
19097 * ipa-inline.c (compute_inline_parameters): Made public and added
19099 (compute_inline_parameters_for_current): New function.
19100 (pass_inline_param): Now calls compute_inline_parameters_for_current.
19101 (inline_generate_summary): Removed parameter and made to loop over
19103 (pass_ipa_inline): Updated for new IPA_PASS structure.
19104 * passes.c (execute_ipa_summary_passes): Now is called once per
19105 pass rather than once per node*pass.
19107 2008-05-15 Anatoly Sokolov <aesok@post.ru>
19109 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
19110 avr_have_mul_p, avr_asm_only_p): Remove variables.
19111 (avr_override_options): Remove initialization of removed variables.
19112 (avr_file_start): Convert removed variables to fields of
19113 'struct base_arch_s *avr_current_arch'.
19114 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
19115 (AVR_HAVE_MUL): (Ditto.).
19116 (AVR_HAVE_MOVW): (Ditto.).
19117 (AVR_HAVE_LPMX): (Ditto.).
19118 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
19119 avr_asm_only_p): Remove declaration.
19121 2008-05-15 Diego Novillo <dnovillo@google.com>
19123 * config/arm/arm.c (arm_return_in_memory): Fix return type.
19124 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
19126 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
19128 PR middle-end/36194
19129 * combine.c (check_conversion): Rename back to check_promoted_subreg.
19130 Don't call record_truncated_value from here.
19131 (record_truncated_value): Turn it into a for_each_rtx callback.
19132 (record_truncated_values): New function.
19133 (combine_instructions): Call note_uses with record_truncated_values.
19134 Change name of check_conversion to check_promoted_subreg.
19136 2008-05-15 Janis Johnson <janis187@us.ibm.com>
19138 * doc/sourcebuild.texi: Document support for torture tests.
19140 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
19142 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
19143 to alternative 4 of operand 2.
19145 2008-05-15 Richard Guenther <rguenther@suse.de>
19147 * tree-pass.h (current_pass): Declare.
19148 (get_pass_for_id): Likewise.
19149 * passes.c (passes_by_id, passes_by_id_size): New globals.
19150 (set_pass_for_id): New function.
19151 (get_pass_for_id): Likewise.
19152 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
19153 (execute_function_todo): Flush per function statistics.
19154 * toplev.c (compile_file): Init statistics.
19155 (general_init): Do early statistics initialization.
19156 (finalize): Finish statistics.
19157 * statistics.h (statistics_early_init): Declare.
19158 (statistics_init): Likewise.
19159 (statistics_fini): Likewise.
19160 (statistics_fini_pass): Likewise.
19161 (statistics_counter_event): Likewise.
19162 (statistics_histogram_event): Likewise.
19163 * statistics.c: New file.
19164 * Makefile.in (OBJS-common): Add statistics.o.
19165 (statistics.o): Add dependencies.
19166 * doc/invoke.texi (-fdump-statistics): Document.
19168 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
19169 (insert): Likewise.
19170 (execute_pre): Use statistics_counter_event.
19171 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
19172 (substitute_and_fold): Increment it. Use statistics_counter_event.
19174 2008-05-15 Diego Novillo <dnovillo@google.com>
19176 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
19178 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
19179 * tree-ssa-alias.c (new_type_alias): Remove references to
19180 sub-variables from comment.
19181 * tree-ssa-operands.c (swap_tree_operands): Likewise.
19183 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
19185 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
19186 attribute to 1 only for insertps alternative.
19188 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19190 * config/bfin/bfin.md (loadbytes): New pattern.
19191 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
19192 (bfin_init_builtins): Initialize it.
19193 (bdesc_1arg): Add it.
19195 2008-05-15 Sa Liu <saliu@de.ibm.com>
19197 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
19198 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
19199 * testsuite/lib/target-supports.exp: Add
19200 check_effective_target_fortran_integer_16.
19202 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19204 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
19205 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
19206 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
19207 (TARGET_RETURN_IN_MEMORY): Define.
19209 2008-05-15 Richard Guenther <rguenther@suse.de>
19211 PR middle-end/36244
19212 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
19213 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
19214 represent unmodifiable vars.
19216 2008-05-15 Richard Guenther <rguenther@suse.de>
19218 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
19219 INDIRECT_REF and TARGET_MEM_REF.
19220 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
19223 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
19224 H.J. Lu <hongjiu.lu@intel.com>
19226 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
19227 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
19228 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
19229 insn alternatives. Add missing alternatives.
19230 (*vec_concatv2di_rex64_sse4_1): Likewise.
19231 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
19232 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
19233 Require TARGET_SSE.
19235 2008-05-15 Richard Guenther <rguenther@suse.de>
19237 PR tree-optimization/36009
19238 PR tree-optimization/36204
19239 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
19240 (determine_invariantness_stmt): Record the loop a store is
19241 always executed in.
19242 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
19245 2008-05-15 Richard Guenther <rguenther@suse.de>
19247 PR tree-optimization/34330
19248 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
19249 through the pointer will alias the SMT.
19251 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
19253 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
19255 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
19257 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
19259 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19260 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19262 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
19263 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
19264 (vashl_optab): New optab for vector/vector shifts.
19265 (vashr_optab): Ditto.
19266 (vlshr_optab): Ditto.
19267 (vrotl_optab): Ditto.
19268 (vrotr_optab): Ditto.
19269 (optab_subtype): New enum for optab_for_tree_code call.
19270 (optab_for_tree_code): Add enum optab_subtype argument.
19272 * optabs.c (optab_for_tree_code): Take an additional argument to
19273 distinguish between a vector shift by a scalar and vector shift by
19274 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
19275 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
19276 vector shift by a vector.
19277 (expand_widen_pattern_expr): Pass additional argument to
19278 optab_for_tree_code.
19280 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
19281 vrotl_optab, vrotr_optab.
19283 * expr.c (expand_expr_real_1): Update calls to
19284 optab_for_tree_code to distinguish between vector shifted by a
19285 scalar and vector shifted by a vector.
19286 * tree-vectorizer.c (supportable_widening_operation): Ditto.
19287 (supportable_narrowing_operation): Ditto.
19288 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
19289 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
19290 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
19291 (vect_create_epilog_for_reduction): Ditto.
19292 (vectorizable_reduction): Ditto.
19293 (vectorizable_operation): Ditto.
19294 (vect_strided_store_supported): Ditto.
19295 (vect_strided_load_supported): Ditto.
19296 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19297 * expmed.c (expand_shift): Ditto.
19299 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
19301 (ashr@var{m}3): Ditto.
19302 (vashl@var{m}3): Document new vector/vector shift standard name.
19303 (vashr@var{m}3): Ditto.
19304 (vlshr@var{m}3): Ditto.
19305 (vrotl@var{m}3): Ditto.
19306 (vrotr@var{m}3): Ditto.
19308 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
19309 (PPERM_INVERT): Ditto.
19310 (PPERM_REVERSE): Ditto.
19311 (PPERM_REV_INV): Ditto.
19312 (PPERM_ZERO): Ditto.
19313 (PPERM_ONES): Ditto.
19314 (PPERM_SIGN): Ditto.
19315 (PPERM_INV_SIGN): Ditto.
19316 (PPERM_SRC1): Ditto.
19317 (PPERM_SRC2): Ditto.
19319 * config/i386/sse.md (mulv2di3): Add SSE5 support.
19320 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
19321 allows a memory operand to be the value being added, and split it
19322 to improve vectorization.
19323 (sse5_pmacsdqh_mem): Ditto.
19324 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
19325 (sse5_mulv2div2di3_high): Ditto.
19326 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
19327 (vec_pack_trunc_v4si): Ditto.
19328 (vec_pack_trunc_v2di): Ditto.
19329 (sse5_pcmov_<mode>): Remove code that tried to use use
19330 andps/andnps instead of pcmov.
19331 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
19332 pmacsdqh instructions.
19333 (vec_widen_smult_lo_v4si): Ditto.
19335 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
19336 (PPERM_INVERT): Ditto.
19337 (PPERM_REVERSE): Ditto.
19338 (PPERM_REV_INV): Ditto.
19339 (PPERM_ZERO): Ditto.
19340 (PPERM_ONES): Ditto.
19341 (PPERM_SIGN): Ditto.
19342 (PPERM_INV_SIGN): Ditto.
19343 (PPERM_SRC1): Ditto.
19344 (PPERM_SRC2): Ditto.
19345 (ix86_expand_sse_movcc): Move the SSE5 test after the if
19347 (ix86_expand_int_vcond): If SSE5 generate all possible integer
19349 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
19350 says ignore whether the last reference is a memory operand.
19352 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19353 Paolo Bonzini <bonzini at gnu dot org>
19355 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
19358 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
19359 (vlshr<mode>3): Rename from vlshr<mode>3.
19360 (vashr<mode>3): Rename from vashr<mode>3.
19361 (mulv4sf3): Change the names of vector shift patterns.
19365 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
19368 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
19393 * config/spu/spu.md (v): New iterator macro to add v for vector types.
19394 (floatunssidf2_internal): Change vector/vector shift names.
19395 (floatunsdidf2_internal): Ditto.
19402 (vashl<mode>3): Rename from ashl<mode>3.
19403 (vashr<mode>3): Rename from ashr<mode>3.
19404 (vlshr<mode>3): Rename from lshr<mode>3.
19405 (vrotl<mode>3): Rename from rotl<mode>3.
19407 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19410 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
19411 multiply gives the wrong value when doing widening multiplies.
19412 (vec_widen_smult_lo_v4si): Ditto.
19414 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19416 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
19417 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
19418 emit_library_call_value.
19419 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
19420 * tree.h (ECF_LIBCALL_BLOCK): Removed.
19421 * calls.c (initialize_argument_information, precompute_arguments,
19422 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
19423 (precompute_arguments): Removed flags parameter.
19424 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
19426 2008-05-14 Richard Guenther <rguenther@suse.de>
19428 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
19429 Make sure to register the store if the use is a PHI_NODE.
19431 2008-05-14 Olivier Hainque <hainque@adacore.com>
19433 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
19434 memory if the component is to be referenced in BLKmode according
19435 to get_inner_reference.
19437 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
19439 * calls.c (emit_library_call_value_1): Restore code clearing
19440 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
19442 2008-05-14 Olivier Hainque <hainque@adacore.com>
19443 Nicolas Roche <roche@adacore.com>
19445 * configure.ac: Add support for a "gcc_subdir" variable in
19446 config-lang.in, to denote a subdirectory where the language/GCC
19447 integration files are to be found.
19448 * configure: Regenerate.
19450 2008-05-14 Ira Rosen <irar@il.ibm.com>
19452 PR tree-optimization/36098
19453 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
19454 value for the first load in the group in case of a gap.
19455 (vect_build_slp_tree): Check that there are no gaps in loads.
19457 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19459 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
19460 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
19461 expand_copysign_bit): Change call to emit_no_conflict_block to
19462 emit_insn and remove unneeded code to construct extra args.
19463 (emit_no_conflict_block): Removed.
19464 * optabls.h: (emit_no_conflict_block): Removed.
19465 * cse.c (cse_extended_basic_block): Remove search for
19466 REG_NO_CONFLICT note.
19467 * global.c: Removed incorrect comment added in revision 117.
19468 * expr.c (convert_move): Change call to emit_no_conflict_block to
19470 * recog.c: Change comments so that they do not mention
19472 * local_alloc.c (combine_regs): Removed last parameter.
19473 (no_conflict_p): Removed.
19474 (block_alloc): Removed note, no_conflict_combined_regno and set
19475 local vars. Removed all code to process REG_NO_CONFLICT blocks.
19476 (combine_regs): Removed already_dead and code to look for
19477 REG_NO_CONFLICT notes.
19478 * lower_subreg (remove_retval_note): Removed code to look for
19479 REG_NO_CONFLICT block.
19480 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
19481 (resolve_clobber): Remove code to process libcalls that have
19482 REG_NO_CONFLICT notes.
19483 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
19485 * combine.c (can_combine_p, distribute_notes): Removed
19486 REG_NO_CONFLICT case.
19487 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
19489 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
19490 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
19492 * reg-notes.def (NO_CONFLICT): Removed.
19494 2008-05-14 David S. Miller <davem@davemloft.net>
19496 * config/sparc/sparc.c (sparc_profile_hook): If
19497 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
19498 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
19499 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
19501 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
19503 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
19505 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
19508 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
19509 and op1 expansion before vector concat to have less live pseudos.
19511 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
19513 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19514 ix86_expand_vector_set if supported.
19516 2008-05-13 Diego Novillo <dnovillo@google.com>
19517 Kenneth Zadeck <zadeck@naturalbridge.com>
19519 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
19521 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
19522 phinodes_print_statistics, init_ssanames, fini_ssanames,
19523 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
19524 release_ssa_name, release_defs, replace_ssa_name_symbol,
19525 ssanames_print_statistics): Move ...
19526 * tree-flow.h: ... here.
19527 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
19528 Use FN instead of cfun.
19529 (make_ssa_name_fn): Rename from make_ssa_name.
19530 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
19531 * tree-flow-inline.h (make_ssa_name): Move from
19532 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
19533 * omp-low.c (expand_omp_parallel):
19534 * tree-flow-inline.h (redirect_edge_var_map_result):
19535 * tree-ssa.c (init_tree_ssa): Add argument FN.
19536 Use it instead of cfun. Update all users.
19538 2008-05-13 Tom Tromey <tromey@redhat.com>
19540 PR preprocessor/22168:
19541 * doc/cpp.texi (Top): Update menu.
19542 (Alternatives to Wrapper #ifndef): New node.
19543 (Other Directives): Document deprecation.
19544 (Obsolete Features): Remove menu.
19545 (Assertions): Merge node into Obsolete Features.
19546 (Obsolete once-only headers): Move earlier; rename to Alternatives
19547 to Wrapper #ifndef.
19548 * doc/cppopts.texi: Update.
19549 * c.opt (Wdeprecated): Enable for C and ObjC.
19550 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
19551 (C++ Dialect Options): Move -Wno-deprecated from here to...
19552 (Warning Options): ... here.
19554 2008-05-13 Richard Guenther <rguenther@suse.de>
19556 PR middle-end/36227
19557 * fold-const.c (fold_sign_changed_comparison): Do not allow
19558 changes in pointer-ness.
19560 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19563 * config/sh/sh.c (sh_expand_prologue): Don't clear
19564 RTX_FRAME_RELATED_P for push insns.
19566 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
19568 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
19570 2008-05-12 Anatoly Sokolov <aesok@post.ru>
19572 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
19573 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
19574 Use 'machine->is_leaf' instead of 'leaf_func_p'.
19576 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
19578 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
19579 (*vec_concatv4sf_sse): This.
19580 (*sse2_concatv2si): Renamed to ...
19581 (*vec_concatv2si_sse2): This.
19582 (*sse1_concatv2si): Renamed to ...
19583 (*vec_concatv2si_sse): This.
19584 (*vec_concatv2di_rex): Renamed to ...
19585 (*vec_concatv2di_rex64): This.
19586 (*vec_concatv2si_sse4_1): New.
19587 (*vec_concatv2di_rex64_sse4_1): Likewise.
19589 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
19591 PR rtl-optimization/36111
19592 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
19593 that was created for swappable operands.
19595 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
19598 * Makefile.in: Substitute GNATMAKE and GNATBIND.
19599 * configure.ac: Add call to ACX_PROG_GNAT.
19601 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
19603 * optc-gen.awk: Fix comment typo.
19605 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
19607 * pretty-print.c (pp_integer_with_precision): Use
19608 HOST_LONG_LONG_FORMAT.
19610 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
19612 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
19614 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
19616 * config/i386/i386.c (bdesc_ptest): Removed.
19617 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
19618 (bdesc_args): Add __builtin_ia32_ptestz128,
19619 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
19620 (ix86_init_mmx_sse_builtins): Updated.
19621 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
19622 (ix86_expand_builtin): Updated.
19624 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
19626 * tree-cfg.c (valid_fixed_convert_types_p): New function.
19627 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
19629 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
19631 * value-prof.c (interesting_stringop_to_profile): Do not
19632 return early for BUILT_IN_MEMPCPY.
19634 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
19636 * calls.c (expand_call): Don't use callgraph to increase
19637 preferred_stack_boundary.
19639 * cgraph.h (cgraph_rtl_info): Use unsigned on
19640 preferred_incoming_stack_boundary.
19642 * final.c (rest_of_clean_state): Use unsigned on
19643 preferred_stack_boundary.
19645 2008-05-09 Tom Tromey <tromey@redhat.com>
19647 PR preprocessor/22231:
19648 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
19651 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
19653 PR tree-optimization/36129
19654 * tree-ssa-ccp.c: Include value-prof.h.
19655 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
19656 built-in function was folded to a constant.
19657 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
19659 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
19660 Sebastian Pop <sebastian.pop@amd.com>
19662 * tree-scalar-evolution.c: Document instantiate_scev.
19663 (instantiate_parameters_1): Renamed instantiate_scev_1.
19664 Don't use the same loop for instantiation_loop and evolution_loop.
19665 (instantiate_scev): New.
19666 (instantiate_parameters): Moved...
19667 (resolve_mixers): Update call to instantiate_scev_1 to pass the
19668 same loop twice. Maintains the semantics for this function.
19669 * tree-scalar-evolution.h (instantiate_scev): Declare.
19670 (instantiate_parameters): ...here. Now static inline.
19671 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
19672 instead of resolve_mixers.
19674 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
19676 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
19678 2008-05-09 Tomas Bily <tbily@suse.cz>
19680 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
19681 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
19682 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19683 * c-common.c (c_common_truthvalue_conversion): Likewise.
19684 * tree-object-size.c (compute_object_offset): Likewise.
19685 * tree-inline.c (estimate_num_insns_1): Likewise.
19686 * varasm.c (const_hash_1, compare_constant, copy_constant)
19687 (compute_reloc_for_constant, output_addressed_constants)
19688 (initializer_constant_valid_p): Likewise.
19689 * c-omp.c (check_omp_for_incr_expr): Likewise.
19690 * gimplify.c (gimplify_expr): Likewise.
19691 * c-typeck.c (c_finish_return): Likewise.
19692 * tree-vectorizer.c (supportable_widening_operation)
19693 (supportable_narrowing_operation): Likewise.
19694 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
19695 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
19696 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19697 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
19698 (descr_info_loc): Likewise.
19699 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19700 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
19701 (fold_unary): Likewise.
19702 * builtins.c (get_pointer_alignment): Likewise.
19703 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
19704 (instantiate_parameters_1): Likewise.
19705 * tree.c (expr_align, stabilize_reference): Likewise.
19706 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
19707 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19708 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
19709 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19710 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
19711 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
19713 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
19714 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
19715 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
19716 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
19717 (forward_propagate_comparison)
19718 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19719 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
19720 * emit-rtl.c (component_ref_for_mem_expr)
19721 (set_mem_attributes_minus_bitpos): Likewise.
19722 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
19723 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
19725 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
19726 (build_function_call, pointer_diff, build_compound_expr)
19727 (c_finish_return): Likewise.
19728 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
19729 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
19731 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
19732 * expr.c (is_aligning_offset): Likewise.
19733 * tree-ssa-alias.c (is_escape_site): Likewise.
19734 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
19735 (check_all_va_list_escapes): Likewise.
19736 * tree-ssa-loop-ivopts.c (determine_base_object)
19737 (determine_common_wider_type): Likewise.
19738 * dojump.c (do_jump): Likewise.
19739 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
19740 * tree-gimple.c (is_gimple_cast): Likewise.
19741 * fold-const.c (decode_field_reference)
19742 (fold_sign_changed_comparison, fold_unary, fold_comparison)
19743 (fold_binary): Likewise.
19744 * tree-ssa-alias-warnings.c (find_alias_site_helper)
19745 (already_warned_in_frontend_p): Likewise.
19746 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
19747 * tree.c (really_constant_p, get_unwidened): Likewise.
19748 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
19749 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
19750 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
19752 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
19754 (CONVERT_EXPR_P): Define.
19755 (CASE_CONVERT): Define.
19757 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
19759 PR middle-end/36117
19760 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
19761 (delete_unmarked_insns): When deleting a call, call
19762 delete_unreachable_blocks.
19763 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19764 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
19766 2008-05-08 Richard Guenther <rguenther@suse.de>
19768 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
19769 (-ftree-salias): Likewise.
19770 (salias-max-implicit-fields): Remove param documentation.
19771 (salias-max-array-elements): Likewise.
19772 * tree-pass.h (pass_create_structure_vars): Remove.
19773 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19774 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19775 * tree-ssa-alias.c (create_structure_vars): Remove.
19776 (gate_structure_vars): Likewise.
19777 (pass_create_structure_vars): Likewise.
19778 (gate_build_alias): Likewise.
19779 (pass_build_alias): Adjust to run always and dump the function.
19780 * common.opt (ftree-salias): Hide.
19781 * passes.c (init_optimization_passes): Remove
19782 pass_create_structure_vars, adjust comment.
19783 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19784 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19785 * opts.c (decode_options): Do not set flag_tree_salias.
19786 (common_handle_option): Add OPT_ftree_salias to the backward
19787 compatibility section.
19789 2008-05-08 Richard Guenther <rguenther@suse.de>
19791 * tree-flow-inline.h (var_can_have_subvars): Move ...
19792 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
19793 * tree-flow.h (var_can_have_subvars): Remove.
19794 (push_fields_onto_fieldstack): Remove.
19795 (sort_fieldstack): Likewise.
19796 (struct fieldoff): Move ...
19797 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
19798 alias_set and base_for_components fields.
19799 (sort_fieldstack): Make static.
19800 (push_fields_onto_fieldstack): Likewise. Remove code that
19801 handles anything but RECORD_TYPEs. Remove alias_set and
19802 base_for_components handling.
19803 (create_variable_info_for): Adjust.
19805 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
19807 * common.opt (Wframe-larger-than=): Shorten the help message
19809 * doc/invoke.texi (Wframe-larger-than=): Add more description.
19811 2008-05-08 Rafael Espíndola <espindola@google.com>
19813 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
19815 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
19816 trap and that both operands are gimple values.
19817 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
19818 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
19821 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19823 * read-rtl.c (join_c_conditions): Return the first string if the
19824 two strings are equal.
19826 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19828 * gensupport.h (pred_data): Add a "num_codes" field.
19829 (add_predicate_code): Declare.
19830 * gensupport.c (add_predicate_code): New function.
19831 (std_pred_table): Add an "allows_const_p" field.
19832 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
19833 Remove the (incomplete) list of such codes from the codes field.
19834 (init_predicate_table): Use add_predicate_code. Add all
19835 RTX_CONST_OBJs if allows_const_p is true.
19836 * genrecog.c (process_define_predicate): Use add_predicate_code.
19838 2008-05-08 David Daney <ddaney@avtrex.com>
19839 Richard Sandiford <rsandifo@nildram.co.uk>
19841 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
19842 special case of constant zero operands.
19843 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
19844 old and new values. Special case constant zero values.
19845 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
19847 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
19848 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
19850 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
19853 * simplify-rtx.c (simplify_plus_minus): Create CONST of
19854 similar RTX_CONST_OBJ before CONST_INT.
19856 2008-05-08 Steve Ellcey <sje@cup.hp.com>
19858 * stmt.c (expand_stack_restore): Change sa mode if needed.
19860 2008-05-08 Richard Guenther <rguenther@suse.de>
19862 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
19863 return type to bool.
19864 (ix86_sol10_return_in_memory): Likewise.
19865 (ix86_i386elf_return_in_memory): Likewise.
19866 (ix86_i386interix_return_in_memory): Likewise.
19867 * config/i386/i386.c (ix86_return_in_memory): Likewise.
19868 (ix86_sol10_return_in_memory): Likewise.
19869 (ix86_i386elf_return_in_memory): Likewise.
19870 (ix86_i386interix_return_in_memory): Likewise.
19872 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19875 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
19877 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
19878 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
19881 2008-05-08 Richard Guenther <rguenther@suse.de>
19883 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
19884 * tree-data-ref.h (struct dr_alias): Remove subvars field.
19885 (DR_SUBVARS): Remove.
19886 * tree-dfa.c (dump_subvars_for): Remove.
19887 (debug_subvars_for): Likewise.
19888 (dump_variable): Do not dump subvars.
19889 (remove_referenced_var): Do not remove subvars.
19890 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
19891 (lookup_subvars_for_var): Remove.
19892 (get_subvars_for_var): Likewise.
19893 (get_subvars_at): Likewise.
19894 (get_first_overlapping_subvar): Likewise.
19895 (overlap_subvar): Likewise.
19896 * tree-flow.h (subvar_t): Remove.
19897 (struct var_ann_d): Remove subvars field.
19898 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
19899 argument. Remove special handling of SFTs.
19900 (compute_tag_properties): Likewise.
19901 (set_initial_properties): Likewise.
19902 (compute_call_clobbered): Likewise.
19903 (count_mem_refs): Likewise.
19904 (compute_memory_partitions): Likewise.
19905 (compute_flow_insensitive_aliasing): Likewise.
19906 (setup_pointers_and_addressables): Likewise.
19907 (new_type_alias): Likewise.
19908 (struct used_part): Remove.
19909 (used_portions): Likewise.
19910 (struct used_part_map): Likewise.
19911 (used_part_map_eq): Likewise.
19912 (used_part_map_hash): Likewise.
19913 (free_used_part_map): Likewise.
19914 (up_lookup): Likewise.
19915 (up_insert): Likewise.
19916 (get_or_create_used_part_for): Likewise.
19917 (create_sft): Likewise.
19918 (create_overlap_variables_for): Likewise.
19919 (find_used_portions): Likewise.
19920 (create_structure_vars): Likewise.
19921 * tree.def (STRUCT_FIELD_TAG): Remove.
19922 * tree.h (MTAG_P): Adjust.
19923 (struct tree_memory_tag): Remove base_for_components and
19924 unpartitionable flags.
19925 (struct tree_struct_field_tag): Remove.
19926 (SFT_PARENT_VAR): Likewise.
19927 (SFT_OFFSET): Likewise.
19928 (SFT_SIZE): Likewise.
19929 (SFT_NONADDRESSABLE_P): Likewise.
19930 (SFT_ALIAS_SET): Likewise.
19931 (SFT_UNPARTITIONABLE_P): Likewise.
19932 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
19933 (union tree_node): Remove sft field.
19934 * alias.c (get_alias_set): Remove special handling of SFTs.
19935 * print-tree.c (print_node): Remove handling of SFTs.
19936 * tree-dump.c (dequeue_and_dump): Likewise.
19937 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
19938 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
19939 * tree-predcom.c (set_alias_info): Do not set subvars.
19940 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
19941 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
19942 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
19943 (add_vars_for_offset): Remove.
19944 (add_virtual_operand): Remove special handling of SFTs.
19945 (add_call_clobber_ops): Likewise.
19946 (add_call_read_ops): Likewise.
19947 (get_asm_expr_operands): Likewise.
19948 (get_modify_stmt_operands): Likewise.
19949 (get_expr_operands): Likewise.
19950 (add_to_addressable_set): Likewise.
19951 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
19952 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
19953 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
19954 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
19955 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
19956 (tree_node_structure): Likewise.
19957 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
19959 (find_what_p_points_to): Likewise.
19961 2008-05-08 Sa Liu <saliu@de.ibm.com>
19963 * config/spu/spu.md: Fixed subti3 pattern.
19965 2008-05-08 Richard Guenther <rguenther@suse.de>
19967 PR middle-end/36154
19968 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
19969 sure to create a representative for trailing arrays for PTA.
19971 2008-05-08 Richard Guenther <rguenther@suse.de>
19973 PR middle-end/36172
19974 * fold-const.c (operand_equal_p): Two objects which types
19975 differ in pointerness are not equal.
19977 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19979 * calls.c (compute_argument_block_size): Add argument tree fndecl.
19980 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
19981 (emit_library_call_value_1): Add new variable fndecl initialized by
19982 NULL_TREE. It should be the decl type of orgfun, but this information
19983 seems not to be available here, so it uses the default calling abi.
19984 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
19985 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
19986 by TARGET_RETURN_IN_MEMORY.
19987 * config/i386/i386-interix.h: Likewise.
19988 * config/i386/i386.h: Likewise.
19989 * config/i386/i386elf.h: Likewise.
19990 * config/i386/ptx4-i.h: Likewise.
19991 * config/i386/sol2-10.h: Likewise.
19992 * config/i386/sysv4.h: Likewise.
19993 * config/i386/vx-common.h: Likewise.
19994 * config/cris/cris.h: Removed #if 0 clause.
19995 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
19996 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
19998 (ix86_sol10_return_in_memory): Likewise.
19999 (ix86_i386elf_return_in_memory): New.
20000 (ix86_i386interix_return_in_memory): New.
20001 * config/mt/mt-protos.h (mt_return_in_memory): New.
20002 * config/mt/mt.c: Likewise.
20003 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
20004 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
20005 * config/bfin/bfin.h: Likewise.
20006 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
20008 * config/bfin/bfin.c: Likewise.
20009 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
20010 * config/alpha/unicosmk.h: Likewise.
20011 * config/i386/cygming.h: Likewise.
20012 * config/iq2000/iq2000.h: Likewise.
20013 * config/mips/mips.h: Likewise.
20014 * config/mn10300/mn10300.h: Likewise.
20015 * config/rs6000/rs6000.h: Likewise.
20016 * config/score/score.h: Likewise.
20017 * config/spu/spu.h: Likewise.
20018 * config/v850/v850.h: Likewise.
20019 * defaults.h: Likewise.
20020 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
20021 * expr.c (emit_block_move): Adjust use of
20022 OUTGOING_REG_PARM_STACK_SPACE.
20023 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
20024 OUTGOING_REG_PARM_STACK_SPACE.
20025 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
20027 2008-05-08 Jakub Jelinek <jakub@redhat.com>
20029 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
20030 on OMP_RETURN for OMP_FOR.
20033 * dwarf2out.c (dw_expand_expr, common_check): Removed.
20034 (fortran_common): New function.
20035 (gen_variable_die): Call fortran_common instead of common_check,
20036 adjust for it returning tree instead of rtx. Formatting.
20038 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
20042 * see.c (see_copy_insn): Copy new pure const attributes for new call.
20043 * c-decl.c (merge_decls): Ditto.
20044 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
20045 to RTL_CONST_OR_PURE_CALL_P.
20046 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
20047 Initialized DECL_LOOPING_CONST_PURE.
20048 (process_call_operands): Set tree_side_effects properly.
20049 * tree.h (TREE_READONLY_DECL_P): Removed.
20050 (DECL_IS_PURE): Renamed to DECL_PURE_P.
20051 (DECL_LOOPING_OR_CONST_P): New macro.
20052 (struct tree_function_decl): Added looping_const_or_pure_p.
20053 (ECF_*) Renumbered.
20054 (ECF_LOOPING_OR_CONST_P): New macro.
20055 * rtlanal.c (pure_const_p): Removed.
20056 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
20057 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
20058 to RTL_CONST_CALL_P.
20059 * ipa-pure-const.c (pure_const_state_e): Added looping field.
20060 (check_decl, check_tree, check_call, scan_function): Initialize
20062 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
20063 (static_execute): Set looping true for recursive functions.
20064 Undo setting state to IPA_NEITHER for recursive functions.
20065 * cse.c (cse_insn):
20066 * ifcvt.c (noce_can_store_speculate_p): Changed
20067 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
20068 RTL_CONST_OR_PURE_CALL_P.
20069 * dse.c (scan_insn): Ditto.
20070 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
20071 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
20072 RTL_CONST_OR_PURE_CALL_P.
20073 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
20074 pure_call_p to RTL_CONST_CALL_P.
20075 * gimplify.c (gimplify_call_expr): Clear side effects for
20076 non-looping pure and constant calls.
20077 * calls.c (emit_call_1): Set rtl flags from ecf flags.
20078 (flags_from_decl_or_type): Set ecf flags from decl flags.
20079 (initialize_argument_information): Turn off
20080 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
20081 Change const to pure if callee_copies is true rather than just
20083 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
20084 way of marking pure calls.
20085 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
20086 Remove hack that was supposed to fix pr7335 and remove old
20087 way of marking pure calls.
20088 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
20089 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
20090 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
20091 RTL_CONST_OR_PURE_CALL_P.
20092 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
20093 * loop-invariant.c (find_exits, find_invariant_bb): Changed
20094 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
20095 * sched-deps.c (schedule_analyze): Ditto.
20096 * rtl.h (struct rtx_def): Use call field, unchanging field, and
20097 return_val field of calls to represent pure and const function info.
20098 (CONST_OR_PURE_CALL_P): Deleted macro.
20099 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
20100 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
20101 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
20103 * tree-optimize.c (execute_fixup_cfg): Added test for
20104 ECF_LOOPING_CONST_OR_PURE.
20105 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
20107 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
20108 effects for looping pure or const calls.
20109 (verify_gimple_expr): Added verification code.
20110 * config/alpha/alpha.c (alpha_legitimize_address,
20111 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
20113 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
20114 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
20115 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
20116 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
20117 RTL_CONST_OR_PURE_CALL_P.
20118 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
20119 and const calls to be deleted.
20121 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
20124 * config/i386/mmx.md (mmx_subv2sf3): New expander.
20125 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
20126 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
20127 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20128 to handle nonimmediate operands.
20129 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
20130 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
20131 to handle nonimmediate operands.
20132 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
20133 (mmx_pmulhrwv4hi3): New expander. Use
20134 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20135 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
20136 (sse2_umulv1siv1di3): New expander. Use
20137 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20138 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
20139 (mmx_eq<mode>3): New expander. Use
20140 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20141 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
20142 (mmx_uavgv8qi3): New expander. Use
20143 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20144 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
20145 (mmx_uavgv4hi3): New expander. Use
20146 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20148 * config/i386/sse.md
20149 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
20150 to handle nonimmediate operands.
20151 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
20152 to handle nonimmediate operands.
20153 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
20154 to handle nonimmediate operands.
20155 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
20156 to handle nonimmediate operands.
20157 (sse2_unpckhpd_exp): New expander. Use
20158 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20159 (sse2_unpcklpd_exp): New expander. Use
20160 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20161 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
20162 to handle nonimmediate operands.
20163 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
20164 to handle nonimmediate operands.
20165 (*sse2_<plusminus_insn><mode>3): Rename from
20166 sse2_<plusminus_insn><mode>3 insn pattern.
20167 (sse2_<plusminus_insn><mode>3): New expander. Use
20168 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20169 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
20170 (sse2_umulv2siv2di3): New expander. Use
20171 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20172 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
20173 (sse4_1_mulv2siv2di3): New expander. Use
20174 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20175 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
20176 (sse2_pmaddwd): New expander. Use
20177 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20178 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
20179 (sse2_eq<mode>3): New expander. Use
20180 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20181 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
20182 (sse4_1_eqv2di3): New expander. Use
20183 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20184 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20185 (sse2_uavgv16qi3): New expander. Use
20186 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20187 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20188 (sse2_uavgv16qi3): New expander. Use
20189 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20190 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
20191 (sse2_uavgv8hi3): New expander. Use
20192 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20193 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
20194 (ssse3_pmulhrswv8hi3): New expander. Use
20195 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20196 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
20197 (ssse3_pmulhrswv4hi3): New expander. Use
20198 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20200 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
20201 (<sse>_vmmul<mode>3): Ditto.
20202 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
20204 (ssse3_pmaddubsw128): Use register_operand for operand 1.
20205 (ssse3_pmaddubsw): Ditto.
20207 * config/i386/i386.c (struct_builtin_description)
20208 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
20209 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
20210 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
20211 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
20212 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
20213 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
20214 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
20215 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
20216 (ix86_fixup_binary_operands): Assert that src1
20217 and src2 must have the same mode when swapped.
20218 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
20219 and ix86_binary_operator_ok. Do not force operands in registers
20222 2008-05-07 Jan Hubicka <jh@suse.cz>
20224 * cgraph.c (dump_cgraph_node): Update.
20225 * cgraph.h (cgraph_local_info): Break out inline summary.
20226 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
20228 * ipa-inline (inline_summary): New accestor function.
20229 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
20230 cgraph_decide_inlining, compute_inline_parameters): Update.
20231 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
20233 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
20235 Cleanup ColdFire scheduling support and add V4 pipeline model.
20237 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
20238 (define_attr cpu): Add cfv4 value.
20239 (define_attr type, define_attr type1): Merge into a single 'type'
20240 attribute. Update all uses.
20241 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
20242 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
20244 (define_attr opx_mem, define_attr opy_mem): Remove.
20245 (define_attr op_mem): Clean up, update comment.
20246 (define_attr size): Use specific values instead of general int.
20247 (define_attr guess, define_attr split): Remove. Update all uses.
20248 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
20249 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
20250 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
20251 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
20252 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
20253 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
20254 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
20255 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
20256 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
20257 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
20258 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
20259 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
20260 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
20261 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
20262 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
20263 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
20264 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
20265 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
20266 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
20267 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
20268 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
20269 Update or set attributes.
20270 (stack_tie): New fake instruction.
20272 * config/m68k/m68k.h (TUNE_CFV4): New macro.
20273 (m68k_sched_attr_size): Update declaration.
20274 (m68k_sched_attr_type2): Remove.
20275 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
20276 Declare new bypass predicates.
20278 * config/m68k/m68k.c (m68k_sched_issue_rate,
20279 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
20281 (TARGET_SCHED_ISSUE_RATE,
20282 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
20283 (override_options): Handle scheduling for ColdFire V4 core.
20284 (m68k_expand_prologue): Emit stack_tie.
20285 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
20286 'OP_TYPE_FPN'. Update all uses.
20287 (sched_guess_p): Remove.
20288 (sched_address_type): Handle symbolic addresses.
20289 (sched_get_operand): New static function.
20290 (sched_operand_type): Merge into sched_attr_op_type.
20291 (sched_attr_op_type): Handle FP registers, handle quick constants,
20293 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
20294 (m68k_sched_attr_size): Update. Move logic to ...
20295 (sched_get_attr_size_int): New static function.
20296 (sched_get_opxy_mem_type): New static function.
20297 (m68k_sched_attr_op_mem): Update.
20298 (m68k_sched_attr_type2): Remove.
20299 (sched_cfv4_bypass_data): New static variable.
20300 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
20301 (m68k_sched_issue_rate): Implement scheduler hook.
20302 (struct _sched_ib: enabled_p): New field.
20303 (m68k_sched_variable_issue): Update. Handle V4.
20304 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
20305 sched_dump_class_func_t, sched_dump_split_class,
20306 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
20307 sched_dump_dfa_class, m68k_sched_dump): Remove.
20308 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
20310 (m68k_sched_init_global): Remove statisctics dumping, introduce
20311 sanity check that all instructions have pipeline reservations. Handle
20313 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20314 Handle ColdFire V4 core.
20315 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
20316 New static functions.
20317 (m68k_sched_address_bypass_p): New bypass predicate.
20318 (sched_get_indexed_address_scale): New static function.
20319 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
20321 * cf.md: Update comments.
20322 (define_attr type2): Remove. Use 'type' attribute instead.
20324 (cf_ib): Rename to cfv123_ib. Update all uses.
20325 (cf_oep): Rename to cfv123_oep. Update all uses.
20326 (cf_chr): Rename to cfv123_chr. Update all uses.
20327 (cf_mem): Rename to cfv123_mem. Update all uses.
20328 (cf_mac): Move to more appropriate place.
20329 (cfv123_guess): New automaton and cpu_unit.
20330 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
20331 Update uses of 'size' attribute. Handle before reload scheduling.
20332 (cfv123_guess): New dummy reservation for unhandled instructions.
20333 (cfv4_*): Pipeline description of ColdFire V4 core.
20334 (ignore): New reservation to handle 'ignore' type.
20336 2008-05-07 Ian Lance Taylor <iant@google.com>
20338 PR middle-end/36013
20339 * gimplify.c (find_single_pointer_decl_1): Don't look through
20341 (find_single_pointer_decl): Adjust comments.
20343 2008-05-07 Jakub Jelinek <jakub@redhat.com>
20345 PR middle-end/36137
20346 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
20347 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
20349 PR middle-end/36106
20350 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
20351 integral type rather than floating point, then VIEW_CONVERT_EXPR
20352 to the floating point type.
20354 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
20356 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
20357 TFmode op0 to register.
20359 2008-05-07 Alan Modra <amodra@bigpond.net.au>
20361 * c-decl.c (grokdeclarator): Comment typo.
20363 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
20365 * tree-flow.h: Remove prototype for computed_goto_p.
20366 * tree-cfg.c (computed_goto_p): Make static.
20368 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
20371 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
20372 (contains_aligned_value_p): This. Handle _Decimal128.
20373 (ix86_function_arg_boundary): Only align _Decimal128 to its
20374 natural boundary and handle it properly.
20376 2008-05-06 Martin Jambor <mjambor@suse.cz>
20378 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
20379 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
20380 (ipcp_method_set_orig_node): Removed.
20381 (ipcp_cval_get_cvalue_type): Removed.
20382 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
20383 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
20384 (ipcp_cval_set_cvalue_type): Removed.
20385 (ipcp_cval_get_cvalue): Removed.
20386 (ipcp_cval_set_cvalue): Removed.
20387 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
20388 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
20389 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
20390 (ipcp_cval_meet): Renamed to ipa_lattice_meet
20391 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
20392 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
20393 (ipcp_get_ith_lattice): Changed parameters.
20394 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
20395 (ipcp_lattice_from_jfunc): Changed parameters.
20396 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
20397 (ipcp_method_cval_print): Added temporary variable info.
20398 (ipcp_redirect): Removed already unused local variable caller.
20399 (ipcp_redirect): New temporary variable orig_callee_info
20400 (ipcp_redirect): Removed newly unused local variable callee.
20401 (ipcp_redirect): Removed (a bit confusing) local variable type.
20402 (ipcp_insert_stage): Added local variable info.
20403 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
20405 (ipcp_formal_create): Removed.
20406 (ipcp_method_cval_set): Removed.
20407 (ipcp_propagate_stage): Renamed lattice variables.
20408 (ipcp_method_cval_set_cvalue_type): Removed.
20409 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
20410 (ipcp_print_all_lattices): Changed printed strings to refer to
20411 lattices rather than cvals.
20412 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
20413 (ipcp_propagate_const): Changed formal parameters.
20414 (build_const_val): Changed formal parameters.
20415 (ipcp_insert_stage): Removed useless variable cvalue
20416 (build_const_val): Changed formal parameters.
20417 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
20418 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
20419 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
20420 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
20421 (ipcp_print_func_profile_counts): Changed string from "method" to
20423 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
20424 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
20425 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
20426 (ipcp_structures_print): Renamed to ipcp_print_all_structures
20427 (ipcp_profile_print): Renamed to ipcp_print_profile_data
20428 (ipcp_lat_is_const): Changed parameters and made inline.
20429 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
20430 (ipcp_redirect): Renamed to ipcp_need_redirect_p
20431 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
20432 the predicate condition directly
20433 (ipcp_propagate_stage): Added local variable args. Removed local
20434 variable callee. (Both are mere code simplifications.)
20435 (ipcp_method_dont_insert_const): Renamed to
20436 ipcp_node_not_modifiable_p.
20437 (ipcp_node_not_modifiable_p): Made inline.
20438 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
20439 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
20440 (ipcp_print_all_lattices): Removed variable cvalue
20441 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
20444 2008-05-06 Olivier Hainque <hainque@adacore.com>
20446 * tree-sra.c (try_instantiate_multiple_fields): Early return
20447 if field has POINTER_TYPE.
20449 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
20451 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
20452 by using 'q' specifier for instruction.
20453 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
20455 2008-05-06 Anatoly Sokolov <aesok@post.ru>
20457 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20458 Change mode of zero_extract from QImode to HImode.
20459 (sign bit tests peepholes): (Ditto.).
20461 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
20463 * config/i386/mmx.md: Remove double backslashes from asm templates.
20464 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
20465 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20466 to handle nonimmediate operands.
20467 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
20468 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20469 to handle nonimmediate operands.
20470 (*mmx_<code>v2sf3_finite): New insn pattern.
20471 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
20472 (mmx_<code>v2sf3): New expander. Use
20473 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20474 (mmx_<plusminus_insn><mode>3): New expander. Use
20475 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20476 (*mmx_<plusminus_insn><mode>3): New insn pattern.
20477 (mmx_add<mode>3): Removed.
20478 (mmx_ssadd<mode>3): Ditto.
20479 (mmx_usadd<mode>3): Ditto.
20480 (mmx_sub<mode>3): Ditto.
20481 (mmx_sssub<mode>3): Ditto.
20482 (mmx_ussub<mode>3): Ditto.
20483 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
20484 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
20485 to handle nonimmediate operands.
20486 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
20488 (mmx_smulv4hi3_highpart): New expander. Use
20489 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20490 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
20492 (mmx_umulv4hi3_highpart): New expander. Use
20493 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20494 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
20495 (mmx_<code>v4hi3): New expander. Use
20496 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20497 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
20498 (mmx_<code>v8qi3): New expander. Use
20499 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20500 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
20501 (mmx_<code><mode>3): New expander. Use
20502 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20504 2008-05-05 Jan Hubicka <jh@suse.cz>
20506 PR tree-optimization/36118
20507 * passes.c (pass_init_dump_file): Fix dump header.
20509 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20511 PR middle-end/36141
20512 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
20513 VCE for function decls.
20515 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20517 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
20519 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20521 * config/i386/i386.md (sat_plusminus): New.
20522 (plusminus_insn): Likewise.
20523 (plusminus_mnemonic): Likewise.
20525 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
20526 (*<addsub><mode>3_cc_overflow): Renamed to ...
20527 (*<plusminus_insn><mode>3_cc_overflow): This.
20528 (*<addsub>si3_zext_cc_overflow): Renamed to ...
20529 (*<plusminus_insn>si3_zext_cc_overflow): This.
20531 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
20532 (<plusminus_insn><mode>3): This.
20533 (*<addsub><mode>3): Renamed to ...
20534 (*<plusminus_insn><mode>3): This.
20535 (<sse>_vm<addsub><mode>3): Renamed to ...
20536 (<sse>_vm<plusminus_insn><mode>3): This.
20537 (sse3_h<addsub>v4sf3): Renamed to ...
20538 (sse3_h<plusminus_insn>v4sf3): This.
20539 (sse3_h<addsub>v2df3): Renamed to ...
20540 (sse3_h<plusminus_insn>v2df3): This.
20541 (<plusminus_insn><mode>3): New.
20542 (*<plusminus_insn><mode>3): Likewise.
20543 (sse2_<plusminus_insn><mode>3): Likewise.
20544 (add<mode>): Removed.
20545 (*add<mode>3): Likewise.
20546 (sse2_ssadd<mode>3): Likewise.
20547 (sse2_usadd<mode>3): Likewise.
20548 (sub<mode>3): Likewise.
20549 (*sub<mode>3): Likewise.
20550 (sse2_sssub<mode>3): Likewise.
20551 (sse2_ussub<mode>3): Likewise.
20553 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
20555 * gthr-single.h: Add in required interface elements as per gthr.h.
20556 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
20557 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
20558 Generalize UNUSED macro.
20559 (__gthread_once): Add.
20560 (__gthread_key_create): Add.
20561 (__gthread_key_delete): Add.
20562 (__gthread_getspecific): Add.
20563 (__gthread_setspecific): Add.
20565 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
20567 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
20568 the same size types for the indirect reference on the rhs, then
20571 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
20573 * config/i386/i386.md
20574 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
20575 one insn template instead of template series.
20576 (*xordi_1_rex64): Ditto.
20577 (*xordi_2_rex64): Ditto.
20579 2008-05-05 Ira Rosen <irar@il.ibm.com>
20581 PR tree-optimization/36119
20582 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
20585 2008-06-04 Jan Hubicka <jh@suse.cz>
20587 tree-optimization/36100
20588 * tree-pass.h (pass_O0_always_inline): Declare.
20589 * ipa-inline.c (inline_transform): Remove dead code.
20590 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
20591 pass_O0_always_inline): New.
20592 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
20594 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
20596 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
20597 mnemonic in this_param move for TARGET_64BIT.
20599 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
20601 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
20602 (*strmovsi_rex_1): Ditto.
20603 (*strsetsi_1): Ditto.
20604 (*strsetsi_rex_1): Ditto.
20606 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
20607 adddicc expanders using SWI mode iterator.
20609 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
20612 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
20615 2008-05-04 David S. Miller <davem@davemloft.net>
20617 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
20618 (sparc*-*-linux*): Use linux.h in tm_file.
20619 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
20620 compiler defaulting to 32-bit.
20621 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
20623 * config/sparc/linux.h: Remove definitions now obtained
20624 properly from linux.h
20625 * config/sparc/linux64.h: Likewise.
20626 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
20627 don't want this setting for 32-bit builds in a biarch compiler.
20628 * doc/install.texi: Add sparc-linux to list of targets
20629 supporting --enable-targets=all.
20631 2008-05-03 Andrew Pinski <pinskia@gmail.com>
20633 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
20635 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
20637 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
20638 after V4SI_FTYPE_V8HI.
20639 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
20640 case V4SI_FTYPE_V2DF.
20642 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
20644 * doc/invoke.texi (max-flow-memory-locations): Removed.
20645 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
20647 2008-05-03 Richard Guenther <rguenther@suse.de>
20649 PR middle-end/34973
20650 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
20652 2008-05-02 David S. Miller <davem@davemloft.net>
20654 * config.gcc (need_64bit_hwint): Document libcpp dependency.
20656 2008-05-02 Simon Baldwin <simonb@google.com>
20659 * c-common.h (warn_array_subscript_range): Removed.
20660 * c-common.c (warn_array_subscript_range): Ditto.
20661 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
20662 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
20664 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20666 * config/i386/i386.c (ix86_special_builtin_type): New.
20667 (bdesc_special_args): Likewise.
20668 (ix86_expand_special_args_builtin): Likewise.
20669 (ix86_init_mmx_sse_builtins): Updated.
20670 (ix86_expand_builtin): Updated.
20671 (ix86_expand_store_builtin): Removed.
20672 (ix86_expand_unop_builtin): Likewise.
20674 * config/i386/mm3dnow.h (__v2sf): Moved to ...
20675 * config/i386/mmintrin.h (__v2sf): Here.
20677 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
20679 (_mm_loadl_pi): Likewise.
20680 (_mm_storeh_pi): Replace __v2si with __v2sf.
20681 (_mm_storel_pi): Likewise.
20683 * doc/extend.texi: Correct __builtin_ia32_loadhps,
20684 __builtin_ia32_loadlps, __builtin_ia32_storehps,
20685 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
20686 __builtin_ia32_loadlpd.
20688 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20690 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
20691 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
20692 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
20693 (ix86_init_mmx_sse_builtins): Updated.
20694 (ix86_expand_args_builtin): Likewise.
20695 (ix86_expand_builtin): Likewise.
20696 (ix86_expand_unop1_builtin): Renamed to ...
20697 (ix86_expand_unop_vec_merge_builtin): This.
20699 2008-05-01 Jan Hubicka <jh@suse.cz>
20702 * ipa-inline.c (inline_generate_summary): Make static.
20703 (inline_transform): Do not call inlining at -O0; make static.
20704 * passes.c (execute_todo): Add sanity check.
20705 (execute_one_ipa_transform_pass): Execute proper flags.
20707 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
20709 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
20710 (DECL_NONADDRESSABLE_P): Likewise.
20711 * alias.c (record_component_aliases): Fix comment.
20713 2008-05-01 Simon Baldwin <simonb@google.com>
20715 * c-common.h (warn_array_subscript_range): New function.
20716 * c-common.c (warn_array_subscript_range): Ditto.
20717 * tree-vrp.c (check_array_ref): Corrected code to agree with
20718 comment, ignoring only arrays of size 0 or size 1.
20719 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
20721 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20723 * config/i386/i386.c (ix86_builtin_type): Replace
20724 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
20725 (bdesc_args): Updated.
20726 (ix86_init_mmx_sse_builtins): Likewise.
20727 (ix86_expand_args_builtin): Likewise.
20729 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
20732 * doc/extend.texi: Correct __builtin_ia32_palignr.
20734 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20737 * config/i386/i386.c (bdesc_crc32): Removed.
20738 (ix86_expand_crc32): Likewise.
20739 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
20740 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
20741 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
20742 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
20743 UINT_FTYPE_UINT_UCHAR.
20744 (bdesc_args): Updated. Add crc32 builtins.
20745 (ix86_init_mmx_sse_builtins): Updated.
20746 (ix86_expand_args_builtin): Updated to support subreg.
20748 * doc/extend.texi: Correct __builtin_ia32_crc32di.
20750 2008-05-01 Jan Hubicka <jh@suse.cz>
20752 * tree-pass.h (opt_pass): Add IPA_PASS.
20753 (varpool_node, cgraph_node): Forward declare.
20754 (ipa_opt_pass): Define.
20755 (pass_ipa_inline): Turn into ipa_opt_pass.
20756 (pass_apply_inline): Remove.
20757 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
20758 (apply_inline): Turn into ....
20759 (inline_transform): ... this one.
20760 (inline_generate_summary): New function.
20761 (pass_apply_inline): Remove.
20762 * function.h (ipa_opt_pass): Forward declare structure; typedef;
20764 (struct function): Add ipa_transforms_to_apply.
20765 * passes.c (register_one_dump_file): Work on IPA_PASS.
20766 (init_optimization_passes): Remove pass_inline_parameters and
20768 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
20769 (execute_one_pass) ... here; apply transforms when possible.
20770 (add_ipa_transform_pass, execute_ipa_summary_asses,
20771 execute_one_ipa_transform_pass): New.
20772 (execute_ipa_pass_list): Update for IPA_PASS type.
20774 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20776 * config/i386/i386.c (ix86_builtin_type): Add
20777 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
20778 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
20779 (bdesc_args): Add SSE4a builtins.
20780 (ix86_init_mmx_sse_builtins): Updated.
20781 (ix86_expand_args_builtin): Likewise.
20782 (ix86_expand_builtin): Likewise.
20784 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20786 * config/i386/i386.c (ix86_builtin_type): Add
20787 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
20788 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
20789 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
20790 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
20791 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
20792 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
20793 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
20794 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
20795 and DI_FTYPE_DI_DI_INT.
20796 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
20797 (ix86_init_mmx_sse_builtins): Updated.
20798 (ix86_expand_args_builtin): Likewise.
20799 (ix86_expand_builtin): Likewise.
20800 (ix86_expand_binop_imm_builtin): Removed.
20802 * doc/extend.texi: Correct __builtin_ia32_palignr128.
20804 2008-04-30 Richard Guenther <rguenther@suse.de>
20806 PR tree-optimization/32921
20807 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
20809 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
20811 * config/arm/arm.c (arm_unwind_emit): Use
20812 crtl->all_throwers_are_sibcalls instead of
20813 cfun->all_throwers_are_sibcalls.
20814 (arm_output_fn_unwind): Likewise.
20815 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
20816 instead of cfun->uses_pic_offset_table.
20817 (frv_expand_prologue): Likewise.
20818 (frv_frame_pointer_required): Likewise.
20819 (frv_expand_fdpic_call): Likewise.
20820 (frv_emit_movsi): Likewise.
20821 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
20822 cfun->returns_pcc_struct instead of
20823 current_function_returns_pcc_struct.
20824 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
20825 instead of cfun->calls_eh_return.
20826 (m32c_pushm_popm): Likewise.
20827 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
20828 "extern" declaration.
20830 2008-04-30 Richard Guenther <rguenther@suse.de>
20832 PR tree-optimization/21636
20833 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
20835 (evaluate_stmt): Print the likely value.
20836 (ccp_visit_stmt): Avoid excessive vertical spacing.
20838 2008-04-30 Rafael Espíndola <espindola@google.com>
20840 * builtins.c (fold_call_expr): Return realret.
20841 * tree-ssa-threadedge.c
20842 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20843 __builtin_object_size.
20845 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
20847 * gcc.c (wrapper_string): New variable.
20848 (insert_wrapper): New function.
20849 (execute): New option -wrapper.
20850 * doc/invoke.texi (Overall Options): New driver option -wrapper.
20852 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
20854 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
20855 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
20856 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
20858 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
20859 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
20860 config/rs6000/e500crtres64gprctr.asm,
20861 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
20862 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
20863 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
20864 config/rs6000/e500crtsav64gprctr.asm,
20865 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
20866 config/rs6000/e500crtsavg64gprctr.asm: New files.
20867 * config/rs6000/t-ppccomm: Add build rules for new files.
20868 (LIB2FUNCS_STATIC_EXTRA): Add new files.
20869 * config/rs6000/t-netbsd: Add build rules for new files.
20870 (LIB2FUNCS_STATIC_EXTRA): New variable.
20871 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
20872 (CRTSAVRES_DEFAULT_SPEC): Likewise.
20873 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
20875 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
20877 * config/i386/i386.c (ix86_builtin_type): Add
20878 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
20879 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
20880 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
20881 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
20882 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
20883 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
20884 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
20885 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
20886 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
20887 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
20888 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
20889 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
20890 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
20891 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
20892 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
20893 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
20894 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
20895 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
20896 V1DI_FTYPE_V2SI_V2SI.
20897 (bdesc_2arg): Moved to ...
20898 (bdesc_args): Here.
20899 (ix86_init_mmx_sse_builtins): Updated.
20900 (ix86_expand_args_builtin): Updated. Take a pointer
20901 to const struct builtin_description. Handle comparison
20903 (ix86_expand_sse_compare): Take a new argument for swapping operands.
20904 (ix86_expand_builtin): Updated.
20906 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
20907 (ssse3_pmaddubsw128): This.
20908 (ssse3_pmaddubswv4hi3): Renamed to ...
20909 (ssse3_pmaddubsw): This.
20911 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
20912 (__builtin_ia32_packssdw128): Likewise.
20913 (__builtin_ia32_packuswb128): Likewise.
20914 (__builtin_ia32_pmaddubsw): Likewise.
20915 (__builtin_ia32_pmaddubsw128): Likewise.
20917 2008-04-30 Richard Guenther <rguenther@suse.de>
20919 PR tree-optimization/14847
20920 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
20921 (recognize_bits_test): Use it.
20922 (recognize_single_bit_test): Likewise.
20924 2008-04-30 Martin Jambor <mjambor@suse.cz>
20926 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
20927 instead of setting number of formal parameters to zero.
20928 (ipcp_init_stage): Do not set the number of actual parameters to zero
20930 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
20931 which are called with variable number of arguments.
20932 (ipcp_insert_stage): Explicitely skipping all nodes which are
20933 called with variable number of arguments.
20934 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
20935 number of parameters.
20937 * ipa-prop.h (struct ipa_node_params): Added flag
20938 called_with_var_arguments
20939 (ipa_set_param_count): Added. Changed sole setter to use it.
20940 (ipa_get_param_count): Added. All readers of param_count
20941 converted to use it instead.
20942 (ipa_set_called_with_variable_arg): Added.
20943 (ipa_is_called_with_var_arguments): Added.
20944 (ipa_get_ith_param): Added. All readers of param_decls converted
20946 (ipa_set_cs_argument_count): Added, sole writer to argument_count
20948 (ipa_get_cs_argument_count): Added, all readers of argument_count
20950 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
20953 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
20954 (struct ipcp_lattice): Renamed cval_type to type
20955 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
20957 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
20958 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
20959 (ipcp_insert_stage): Changed the type of variable cvalue to tree
20960 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
20961 (build_const_val): Changed the type of parameter cvalue to tree
20962 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
20963 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
20965 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
20968 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
20969 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
20970 (ipa_add_method): Renamed to ipa_push_func_to_list
20971 (ipa_remove_method): Renamed to ipa_pop_func_from_list
20972 (ipa_callsite_param_count): Removed.
20973 (ipa_callsite_param_count_set): Removed.
20974 (ipa_callsite_param): Removed.
20975 (ipa_callsite_callee): Removed.
20976 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
20977 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
20978 (ipa_method_formal_count): Removed.
20979 (ipa_method_formal_count_set): Removed.
20980 (ipa_method_get_tree): Removed.
20981 (ipa_method_tree_map_create): Removed.
20982 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
20983 (ipa_create_param_decls_array): Creates the array itself
20984 (ipa_create_param_decls_array): Temporary variable info instead of
20985 a few dereferences.
20986 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
20987 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
20988 (get_type): Removed.
20989 (ipa_jf_get_info_type): Removed.
20990 (ipa_node_create): Renamed to ipa_create_node_params
20991 (ipa_free): Renamed to ipa_free_all_node_params
20992 (ipa_nodes_create): Renamed to ipa_create_all_node_params
20993 (ipa_edges_create): Renamed to ipa_create_all_edge_args
20994 (ipa_edges_free): Renamed to ipa_free_all_edge_args
20995 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
20996 (ipa_free_all_node_params): Deallocation to jump_functions moved to
20997 ipa_free_all_edge_args
20998 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
20999 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
21000 (ipa_create_methodlist_node): Removed.
21001 (ipa_methodlist_method): Removed.
21002 (ipa_methodlist_method_set): Removed.
21003 (ipa_methodlist_next_method): Removed.
21004 (ipa_methodlist_next_method_set): Removed.
21005 (ipa_method_is_modified): Removed.
21006 (ipa_method_modify_create): Removed.
21007 (ipa_method_modify_init): Temporary variable info instead of a few
21009 (ipa_detect_param_modifications): Temporary variable info instead of
21010 a few dereferences.
21011 (ipa_compute_jump_functions): Temporary variable info instead of
21012 a few dereferences.
21013 (ipa_method_modify_set): Removed.
21014 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
21015 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
21016 than craph_node as the first parameter.
21017 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
21018 (ipa_method_modify_init): Removed.
21019 (ipa_compute_jump_functions): Added a temp variable instead of
21020 repeatadly dereferencing the cgraph_edge.aux pointer
21021 (ipa_callsite_param_set_type): Removed.
21022 (ipa_compute_jump_functions): i renamed to index and moved to
21024 (ipa_callsite_param_set_info_type_formal): Removed.
21025 (ipa_callsite_param_set_info_type): Removed.
21026 (ipa_callsite_param_map_create): Removed.
21027 (ipa_callsite_tree): Removed.
21028 (ipa_callsite_caller): Removed.
21029 (ipa_pop_func_from_list): return_method removed to return_func
21031 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
21032 prefixed all values with IPA_. Changed all users.
21033 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
21034 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
21035 and FORMAL_IPATYPE IPA_PASS_THROUGH.
21036 (union parameter_info): Renamed to jump_func_value.
21037 (union jump_func_value): Renamed value to constant
21038 (struct ipa_jump_func): Renamed info_type to value
21039 (struct ipa_node): Renamed to ipa_node_params
21040 (struct ipa_node_params): Renamed ipa_arg_num to param_count
21041 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
21042 (struct ipa_node_params): Renamed ipa_mod to modified_flags
21043 (struct ipa_edge): Renamed to ipa_edge_args
21044 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
21045 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
21046 (struct ipa_methodlist): Renamed to ipa_func_list
21047 (struct ipa_func_list): method_p renamed to node, next_method
21049 (ipa_methodlist_p): Removed, switched all users to struct pointer
21050 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
21052 2008-04-30 Alan Modra <amodra@bigpond.net.au>
21054 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
21055 (rs6000_emit_epilogue): Use backchain to restore only when we
21056 have a large frame. Make use of frame pointer to restore if we
21057 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
21059 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
21061 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
21062 Add mode to zero_extract.
21063 (sign bit tests peepholes): (Ditto.).
21065 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
21067 * config/i386/i386.c (ix86_builtins): Replace Prescott New
21068 Instructions in comments with SSE3.
21069 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
21070 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
21071 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
21072 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
21073 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
21074 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
21075 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
21076 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
21077 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
21078 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
21079 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
21080 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
21081 (bdesc_sse_args): Renamed to ...
21082 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
21083 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
21084 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
21085 IX86_BUILTIN_FABSQ.
21086 (bdesc_1arg): Moved to ...
21087 (bdesc_args): Here.
21088 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
21089 Instructions in comments with SSE3.
21090 (ix86_expand_sse_operands_builtin): Renamed to ...
21091 (ix86_expand_args_builtin): This. Updated.
21092 (ix86_expand_unop1_builtin): Update comments.
21093 (ix86_expand_builtin): Updated.
21095 2008-04-29 Richard Guenther <rguenther@suse.de>
21097 PR tree-optimization/36078
21098 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
21099 Update virtual SSA form after cleaning up the CFG.
21101 2008-04-29 Richard Guenther <rguenther@suse.de>
21103 PR middle-end/15255
21104 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
21106 2008-04-29 Richard Guenther <rguenther@suse.de>
21108 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
21109 (compute_may_aliases): Do not call finalize_ref_all_pointers.
21110 (compute_flow_insensitive_aliasing): Do not treat
21111 PTR_IS_REF_ALL pointers special.
21112 (get_smt_for): Likewise.
21113 (may_alias_p): Re-structure.
21114 (is_escape_site): A ref-all pointer conversion is not an escape site.
21115 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
21116 PTR_IS_REF_ALL pointers special.
21117 * tree-ssa-structalias.h (struct alias_info): Remove
21118 ref_all_symbol_mem_tag field.
21119 (PTR_IS_REF_ALL): Remove.
21121 2008-04-29 Richard Guenther <rguenther@suse.de>
21123 PR middle-end/36077
21124 * fold-const.c (extract_muldiv_1): In combining division constants
21125 make sure to never overflow.
21127 2008-04-29 Nick Clifton <nickc@redhat.com>
21129 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
21131 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21134 * optc-gen.awk: Work around HP-UX/IA awk bug.
21136 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
21138 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
21141 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
21144 * config/i386/i386.md
21145 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
21146 Change operand 1 predicate to nonimmediate_operand.
21148 2008-04-28 Jakub Jelinek <jakub@redhat.com>
21151 * dwarf2out.c (struct die_struct): Mark as chain_circular through
21153 * gengtype.c (walk_type, write_func_for_structure): Handle
21155 * doc/gty.texi: Document chain_circular.
21157 2008-04-28 Richard Guenther <rguenther@suse.de>
21159 PR tree-optimization/36066
21160 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
21163 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
21166 * config/i386/i386.md
21167 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
21168 Use match_scratch instead of match_operand for operands 3 and 4.
21170 2008-04-27 Richard Guenther <rguenther@suse.de>
21172 PR tree-optimization/18754
21173 PR tree-optimization/34223
21174 * tree-pass.h (pass_complete_unrolli): Declare.
21175 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
21176 loop size before and after unconditionally of UL_NO_GROWTH in effect.
21177 Rewrite loop into loop closed SSA form if it is not already.
21178 (tree_unroll_loops_completely): Re-structure to iterate over
21179 innermost loops with intermediate CFG cleanups.
21180 Unroll outermost loops only if requested or the code does not grow
21182 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
21183 loops are available.
21184 (tree_vectorize): Instead do so here.
21185 (tree_complete_unroll): Also unroll outermost loops.
21186 (tree_complete_unroll_inner): New function.
21187 (gate_tree_complete_unroll_inner): Likewise.
21188 (pass_complete_unrolli): New pass.
21189 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
21190 uses outside of the loop.
21191 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
21192 form if it is available.
21193 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
21194 * passes.c (init_optimization_passes): Schedule complete inner
21195 loop unrolling pass before the first CCP pass after final inlining.
21197 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
21199 * targhooks.h (default_emutls_var_fields,
21200 default_emutls_var_init): Declare.
21201 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
21202 * target.h (struct gcc_target): Add struct emutls member.
21203 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
21204 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
21205 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
21206 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
21207 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
21208 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
21209 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
21210 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
21211 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
21212 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
21213 emit debug information.
21214 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
21215 * varasm.c: Include targhooks.h.
21216 (emutls_object_section, emutls_tmpl_section): New.
21217 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
21218 (EMUTLS_SEPARATOR): New.
21219 (prefix_name): New.
21220 (get_emutls_object_name): New.
21221 (default_emutls_var_fields): New, broken out of ...
21222 (get_emutls_object_type): ... here. Adjust to use target hooks.
21223 (get_emutls_init_templ_addr): Adjust to use target hooks.
21224 (emutls_decl): Adjust to use target hooks.
21225 (emutls_finish): Likewise.
21226 (default_emutls_var_init): New, broken out of ...
21227 (assemble_variable): ... here. Adjust to use target hooks.
21228 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
21229 SECCAT_EMUTLS_TMPL.
21230 * c-common.c (handle_section_attribute): Prevent overriding
21231 sections for emulated tls with special sections.
21232 * config/i386/i386.c (x86_64_elf_select_section): Add
21233 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
21234 (x86_64_elf_unique_section): Likewise.
21235 * config/vxworks.c: Include tree.h.
21236 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
21237 (vxworks_override_options): Set TLS scheme.
21238 * doc/tm.texi (Emulated TLS): New node.
21240 2008-04-26 Simon Baldwin <simonb@google.com>
21243 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
21244 with propagated string constants.
21246 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
21248 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
21249 constraint for operand 2 when operand 0 is memory operand.
21250 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
21251 operand 0 is memory operand.
21252 (fix_trunc<mode>_i387_with_temp): Ditto.
21253 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
21254 operand 2 when operand 1 is memory operand.
21255 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
21256 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
21257 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
21258 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
21259 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
21260 operands 2,3 and 4 when operand 1 is memory operand.
21261 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
21263 (fistdi2_floor_with_temp): Ditto.
21264 (fist<mode>2_floor_with_temp): Ditto.
21265 (fistdi2_ceil_with_temp): Ditto.
21266 (fist<mode>2_ceil_with_temp): Ditto.
21267 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
21269 2008-04-26 David Daney <ddaney@avtrex.com>
21271 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
21273 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
21274 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
21275 UNSPEC_UPDATE_GOT_VERSION): Renumber.
21276 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
21277 (compare_and_swap_12): New insn.
21278 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
21279 * config/mips/mips.c (mips_force_binary): New function.
21280 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
21281 (mips_expand_compare_and_swap_12): New function.
21282 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
21284 2008-04-25 Jan Hubicka <jh@suse.cz>
21287 * cfgexpand.c (pass_expand): Turn into RTL pass.
21288 * passes.c (execute_one_pass): Do pass typechecking after execution.
21289 * tree-pass.h (pass_expand): Turn into RTL pass.
21291 * function.h (struct rtl_data): Move here fields
21292 accesses_prior_frames, calls_eh_return, saves_all_registers,
21293 has_nonlocal_goto, has_asm_statement, is_thunk,
21294 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
21295 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
21296 arg_pointer_save_area_init from struct function; turn into bool.
21297 (struct function): Move
21298 calls_eh_return, saves_all_registers, has_nonlocal_goto,
21299 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
21300 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
21301 tail_call_emit, arg_pointer_save_area_init
21302 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
21303 (current_function_returns_struct, current_function_returns_pcc_struct,
21304 current_function_calls_setjmp, current_function_calls_alloca,
21305 current_function_accesses_prior_frames,
21306 current_function_calls_eh_return, current_function_is_thunk,
21307 current_function_stdarg, current_function_profile,
21308 current_function_limit_stack, current_function_uses_pic_offset_table,
21309 current_function_uses_const_pool, current_function_has_nonlocal_label,
21310 current_function_saves_all_registers,
21311 current_function_has_nonlocal_goto,
21312 current_function_has_asm_statement): Remove accesor macros.
21313 * ra-conflict.c (global_conflicts): Update.
21314 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
21315 (suitable_for_tail_call_opt_p): Update.
21316 * builtins.c (expand_builtin_return_addr): Update.
21317 (expand_builtin_setjmp_setup): Update.
21318 (expand_builtin_nonlocal_goto): Update.
21319 * final.c (final_start_function): Update.
21320 (profile_function): Update.
21321 (leaf_function_p): Update.
21322 (only_leaf_regs_used): Update.
21323 * df-scan.c (df_get_exit_block_use_set): Update.
21324 * dojump.c (clear_pending_stack_adjust): Update.
21325 * tree-stdarg.c (gate_optimize_stdarg): Update.
21326 * gimple-low.c (lower_function_body): Update.
21327 * global.c (compute_regsets): Update.
21328 (global_alloc): Update.
21329 * dwarf2out.c (dwarf2out_begin_prologue): Update.
21330 * expr.c (expand_assignment): Update.
21331 * dse.c (dse_step0): Update.
21332 (dse_step1): Update.
21333 * c-decl.c (store_parm_decls): Update.
21334 * local-alloc.c (combine_regs): Update.
21335 (find_free_reg): Update.
21336 * function.c (assign_parms_augmented_arg_list): Update.
21337 (assign_parm_find_data_types): Update.
21338 (assign_parms): Update.
21339 (allocate_struct_function): Update.
21340 (expand_function_start): Update.
21341 (expand_function_end): Update.
21342 (get_arg_pointer_save_area): Update.
21343 (thread_prologue_and_epilogue_insns): Update.
21344 (rest_of_match_asm_constraints): Update.
21345 * stor-layout.c (variable_size): Update.
21346 * gcse.c (gcse_main): Update.
21347 (bypass_jumps): Update.
21348 * gimplify.c (gimplify_function_tree): Update.
21349 * calls.c (emit_call_1): Update.
21350 (expand_call): Update.
21351 * bt-load.c (compute_defs_uses_and_gen): Update.
21352 * except.c (sjlj_assign_call_site_values): Update.
21353 (sjlj_emit_function_enter): Update.
21354 (can_throw_external): Update.
21355 (set_nothrow_function_flags): Update.
21356 (expand_builtin_unwind_init): Update.
21357 (expand_eh_return): Update.
21358 (convert_to_eh_region_ranges): Update.
21359 (output_function_exception_table): Update.
21360 * emit-rtl.c (gen_tmp_stack_mem): Update.
21361 * cfgexpand.c (expand_used_vars): Update.
21362 (tree_expand_cfg): Update.
21363 * cfgcleanup.c (rest_of_handle_jump): Update.
21364 * explow.c (allocate_dynamic_stack_space): Update.
21365 * varasm.c (assemble_start_function): Update.
21366 (force_const_mem): Update.
21367 (mark_constant_pool): Update.
21368 * tree-optimize.c (tree_rest_of_compilation): Update.
21369 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
21370 * tree-cfg.c (notice_special_calls): Update.
21371 (is_ctrl_altering_stmt): Update.
21372 (tree_can_make_abnormal_goto): Update.
21373 (tree_purge_dead_abnormal_call_edges): Update.
21374 * config/alpha/predicates.md: Update.
21375 * config/alpha/alpha.c (alpha_sa_mask): Update.
21376 (alpha_sa_size): Update.
21377 (alpha_does_function_need_gp): Update.
21378 (alpha_expand_prologue): Update.
21379 (alpha_start_function): Update.
21380 (alpha_output_function_end_prologue): Update.
21381 (alpha_expand_epilogue): Update.
21382 * config/frv/frv.c (frv_stack_info): Update.
21383 (frv_expand_epilogue): Update.
21384 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
21385 (s390_register_info): Update.
21386 (s390_frame_info): Update.
21387 (s390_init_frame_layout): Update.
21388 (s390_can_eliminate): Update.
21389 (save_gprs): Update.
21390 * config/spu/spu.c (spu_split_immediate): Update.
21391 (need_to_save_reg): Update.
21392 (spu_expand_prologue): Update.
21393 (spu_expand_epilogue): Update.
21394 * config/sparc/sparc.md: Update.
21395 * config/sparc/sparc.c (eligible_for_return_delay): Update.
21396 (sparc_tls_got): Update.
21397 (legitimize_pic_address): Update.
21398 (sparc_emit_call_insn): Update.
21399 (sparc_expand_prologue): Update.
21400 (output_return): Update.
21401 (print_operand): Update.
21402 (sparc_function_ok_for_sibcall): Update.
21403 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
21404 * config/m32r/m32r.md: Update.
21405 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
21406 (m32r_compute_frame_size): Update.
21407 (m32r_expand_prologue): Update.
21408 (m32r_expand_epilogue): Update.
21409 (m32r_legitimize_pic_address): Update.
21410 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
21411 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21412 * config/i386/i386.c (ix86_frame_pointer_required): Update.
21413 (gen_push): Update.
21414 (ix86_save_reg): Update.
21415 (ix86_compute_frame_layout): Update.
21416 (ix86_expand_prologue): Update.
21417 (ix86_expand_epilogue): Update.
21418 * config/sh/sh.c (output_stack_adjust): Update.
21419 (calc_live_regs): Update.
21420 (sh5_schedule_saves): Update.
21421 (sh_expand_prologue): Update.
21422 (sh_expand_epilogue): Update.
21423 (sh_setup_incoming_varargs): Update.
21424 (sh_allocate_initial_value): Update.
21425 (sh_get_pr_initial_val): Update.
21426 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
21427 * config/sh/sh.md (label:): Update.
21428 * config/avr/avr.c (out_movhi_mr_r): Update.
21429 * config/crx/crx.h (enum): Update.
21430 * config/xtensa/xtensa.h (along): Update.
21431 * config/stormy16/stormy16.c Update.
21432 (xstormy16_compute_stack_layout): Update.
21433 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
21434 (fr30_expand_prologue): Update.
21435 * config/cris/cris.c (cris_conditional_register_usage): Update.
21436 (cris_reg_saved_in_regsave_area): Update.
21437 (cris_initial_frame_pointer_offset): Update.
21438 (cris_simple_epilogue): Update.
21439 (cris_expand_prologue): Update.
21440 (cris_expand_epilogue): Update.
21441 (cris_expand_pic_call_address): Update.
21442 (cris_asm_output_symbol_ref): Update.
21443 (cris_asm_output_label_ref): Update.
21444 * config/cris/cris.md Update.
21445 * config/iq2000/iq2000.c (compute_frame_size): Update.
21446 (iq2000_expand_epilogue): Update.
21447 * config/mt/mt.h (save_direction): Update.
21448 * config/mn10300/mn10300.c (mn10300_function_value): Update.
21449 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21450 (ia64_secondary_reload_class): Update.
21451 * config/m68k/m68k.c (m68k_save_reg): Update.
21452 (m68k_expand_prologue): Update.
21453 (m68k_expand_epilogue): Update.
21454 (legitimize_pic_address): Update.
21455 * config/rs6000/rs6000.c (rs6000_got_register): Update.
21456 (first_reg_to_save): Update.
21457 (first_altivec_reg_to_save): Update.
21458 (compute_vrsave_mask): Update.
21459 (compute_save_world_info): Update.
21460 (rs6000_stack_info): Update.
21461 (spe_func_has_64bit_regs_p): Update.
21462 (rs6000_ra_ever_killed): Update.
21463 (rs6000_emit_eh_reg_restore): Update.
21464 (rs6000_emit_allocate_stack): Update.
21465 (rs6000_emit_prologue): Update.
21466 (rs6000_emit_epilogue): Update.
21467 (rs6000_output_function_epilogue): Update.
21468 (output_profile_hook): Update.
21469 (rs6000_elf_declare_function_name): Update.
21470 * config/rs6000/rs6000.h (rs6000_args): Update.
21471 * config/rs6000/rs6000.md: Update.
21472 * config/mcore/mcore.c (mcore_expand_prolog): Update.
21473 * config/arc/arc.c (arc_output_function_epilogue): Update.
21474 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
21475 * config/darwin.c (machopic_function_base_name): Update.
21476 * config/score/score3.c (score3_compute_frame_size): Update.
21479 (score3_epilogue): Update.
21480 * config/score/score7.c (score7_compute_frame_size): Update.
21481 (score7_prologue): Update.
21482 (score7_epilogue): Update.
21483 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
21484 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21485 * config/arm/arm.c (use_return_insn): Update.
21486 (require_pic_register): Update.
21487 (arm_load_pic_register): Update.
21488 (arm_compute_save_reg0_reg12_mask): Update.
21489 (arm_compute_save_reg_mask): Update.
21490 (thumb1_compute_save_reg_mask): Update.
21491 (output_return_instruction): Update.
21492 (arm_output_function_prologue): Update.
21493 (arm_output_epilogue): Update.
21494 (arm_get_frame_offsets): Update.
21495 (arm_expand_prologue): Update.
21496 (thumb_pushpop): Update.
21497 (thumb_exit): Update.
21498 (thumb1_expand_prologue): Update.
21499 (thumb1_expand_epilogue): Update.
21500 (arm_unwind_emit): Update.
21501 (arm_output_fn_unwind): Update.
21502 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
21503 * config/arm/arm.md: Update.
21504 * config/pa/pa.md: Update.
21505 * config/pa/pa.c (legitimize_pic_address): Update.
21506 (compute_frame_size): Update.
21507 (hppa_expand_prologue): Update.
21508 (hppa_expand_epilogue): Update.
21509 (borx_reg_operand): Update.
21510 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
21511 (HARD_REGNO_RENAME_OK): Update.
21512 * config/mips/mips.c (mips_global_pointer): Update.
21513 (mips_save_reg_p): Update.
21514 (mips_compute_frame_info): Update.
21515 (mips_frame_pointer_required): Update.
21516 (mips_expand_prologue): Update.
21517 (mips_expand_epilogue): Update.
21518 (mips_can_use_return_insn): Update.
21519 (mips_reorg_process_insns): Update.
21520 * config/v850/v850.c (compute_register_save_size): Update.
21521 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
21522 * config/mmix/mmix.c (along): Update.
21523 (mmix_expand_epilogue): Update.
21524 * config/bfin/bfin.c (legitimize_pic_address): Update.
21525 (must_save_p): Update.
21526 (stack_frame_needed_p): Update.
21527 (add_to_reg): Update.
21528 (bfin_expand_prologue): Update.
21529 * stmt.c (expand_asm_operands): Update.
21530 * reload1.c (reload): Update.
21531 (init_elim_table): Update.
21533 2008-04-25 Bob Wilson <bob.wilson@acm.org>
21535 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
21537 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
21539 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
21540 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
21541 (mov<mode>): Removed.
21542 (*movv4sf_internal): Likewise.
21543 (*movv2df_internal): Likewise.
21545 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
21547 * config.gcc (crx-*-elf): Remove deprecation.
21549 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
21551 * config/i386/cygming-crtend.c (register_frame_ctor): Register
21552 __gcc_deregister_frame with atexit.
21553 (deregister_frame_dtor): Remove.
21555 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
21556 Nathan Sidwell <nathan@codesourcery.com>
21558 * config/rs6000/rs6000.opt (mspe): Remove Var property.
21560 * config/rs6000/rs6000.h (rs6000_spe): Declare.
21561 (rs6000_isel): Likewise.
21562 * config/rs6000/rs6000.c (rs6000_spe): New variable.
21563 (rs6000_isel): New variable.
21564 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
21566 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21569 * c-common.c (handle_vector_size_attribute): Call
21570 lang_hooks.types.reconstruct_complex_type instead of
21571 reconstruct_complex_type.
21572 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
21573 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
21574 * langhooks.h (struct lang_hooks_for_types): Add
21575 reconstruct_complex_type hook.
21576 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
21577 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
21579 2008-04-24 Richard Guenther <rguenther@suse.de>
21581 * c-common.h (check_builtin_function_arguments): Declare.
21582 * c-common.c (validate_nargs): New function.
21583 (check_builtin_function_arguments): Likewise.
21584 * c-typeck.c (build_function_call): Call
21585 check_builtin_function_arguments.
21586 * builtins.c (fold_builtin_classify): Remove error reporting code.
21587 (fold_builtin_unordered_cmp): Likewise.
21588 (fold_builtin_1): Likewise.
21589 (fold_builtin_n): Likewise.
21591 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21593 PR tree-optimization/36008
21594 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
21595 the original op1, rather than delta by step.
21597 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
21598 Sebastian Pop <sebastian.pop@amd.com>
21600 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
21601 eliminate_local_variables_stmt, eliminate_local_variables,
21602 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
21603 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
21604 of code delimited by two edges in the CFG.
21605 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
21606 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
21607 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
21608 the case of parallelisation of reductions.
21609 (expr_invariant_in_region_p): New.
21611 * tree-flow.h (gather_blocks_in_sese_region): Declared.
21612 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
21614 2008-04-24 Ira Rosen <irar@il.ibm.com>
21615 Richard Guenther <rguenther@suse.de>
21617 PR tree-optimization/36034
21618 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
21619 incapable of dealing with loads with gaps.
21621 2008-04-24 Rafael Espíndola <espindola@google.com>
21623 * tree-flow.h (vrp_evaluate_conditional): Change signature.
21624 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21625 vrp_evaluate_conditional.
21626 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
21627 (vrp_evaluate_conditional): Split the cond argument.
21628 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
21629 (simplify_stmt_for_jump_threading): Update call to
21630 vrp_evaluate_conditional.
21632 2008-04-24 Ira Rosen <irar@il.ibm.com>
21634 PR tree-optimization/35982
21635 * tree-vect-analyze.c (vect_check_interleaving): Check that the
21636 interleaved data-refs are of the same type.
21638 2008-04-24 Danny Smith <dannysmith@users.net>
21640 * c-format.c (check_format_info_main): Use strncmp rather than a
21641 magic prefix to handle multichar length specs.
21642 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
21643 Don't prefix "I64" and "I32" with '\0'.
21645 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21648 * config/i386/i386.c (init_cumulative_args): Don't pass anything
21649 in registers for -m32 only if stdarg_p (fntype).
21651 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
21653 PR rtl-optimization/36006
21654 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
21655 temp to op0 in order to avoid invalid rtx sharing.
21657 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
21659 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
21660 check TREE_INVARIANT.
21661 * tree-gimple.c (is_gimple_address): New.
21662 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
21663 * tree-gimple.h (is_gimple_address): New.
21664 * tree.h (decl_address_invariant_p): New.
21665 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
21666 (build_string): Likewise.
21667 (decl_address_invariant_p): New, from is_gimple_invariant_address.
21668 (tree_invariant_p_1): Likewise.
21669 (save_expr): Use it.
21670 (tree_invariant_p): New.
21671 (skip_simple_arithmetic): Use it.
21672 (stabilize_reference_1): Use it.
21673 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
21675 (build1_stat): Drop code to compute TREE_INVARIANT.
21676 (build2_stat): Drop code to compute TREE_INVARIANT.
21677 (build3_stat): Drop code to compute TREE_INVARIANT.
21678 (build4_stat): Drop code to compute TREE_INVARIANT.
21679 (build5_stat): Drop code to compute TREE_INVARIANT.
21680 (build7_stat): Drop code to compute TREE_INVARIANT.
21681 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
21682 * tree.h (struct tree_base): Remove invariant_flag.
21683 (TREE_INVARIANT): Remove.
21684 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
21685 (fold_builtin_expect): Check TREE_CONSTANT.
21686 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
21687 * c-tree.h (c_expr_to_decl): Drop third parameter.
21688 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
21689 (build_c_cast): Don't set TREE_INVARIANT.
21690 (pop_init_level): Don't set TREE_INVARIANT.
21691 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
21692 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
21694 (gimplify_init_constructor): Don't set TREE_INVARIANT.
21695 (gimplify_addr_expr): Adjust comment.
21696 * tree-mudflap.c (mf_build_string):
21697 * print-tree.c (print_node): Don't print TREE_INVARIANT.
21698 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
21699 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
21700 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
21701 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
21702 * langhooks.h (struct lang_hooks): Drop third parameter from
21705 2008-04-23 Richard Guenther <rguenther@suse.de>
21707 PR tree-optimization/27799
21708 PR tree-optimization/32921
21709 PR tree-optimization/32624
21710 * tree-ssa-structalias.c (merge_smts_into): Only merge the
21711 SMTs aliases and the tag itself into the solution.
21712 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
21713 merge the points-to solution back into the SMT aliases.
21714 (may_alias_p): Use alias_set_subset_of instead of
21715 aliases_conflict_p. A pointer which points to
21716 memory with alias set zero may access any variable.
21718 2008-04-23 Richard Guenther <rguenther@suse.de>
21720 * alias.c (alias_set_subset_of): Correctly handle asking
21721 if zero is a subset of an alias set with zero child.
21722 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
21723 (compute_flow_insensitive_aliasing): Correctly walk all
21724 pointers. Do not unnecessarily union sets.
21726 2008-04-23 Richard Guenther <rguenther@suse.de>
21728 PR middle-end/36021
21729 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
21731 2008-04-22 Tomas Bily <tbily@suse.cz>
21733 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
21735 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
21737 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
21738 * tree-ssa-structalias.c (get_constraint_for): Likewise.
21739 * tree-inline.c (estimate_num_insns_1): Likewise.
21740 * varasm.c (const_hash_1, compare_constant, copy_constant)
21741 (compute_reloc_for_constant, output_addressed_constants): Likewise.
21742 * emit-rtl.c (component_ref_for_mem_expr)
21743 (set_mem_attributes_minus_bitpos): Likewise.
21744 * expr.c (highest_pow2_factor, expand_expr_real_1)
21745 (is_aligning_offset): Likewise.
21746 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
21747 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
21748 * dojump.c (do_jump): Likewise.
21749 * builtins.c (get_pointer_alignment, get_memory_rtx)
21750 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
21751 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
21753 2008-04-23 Jakub Jelinek <jakub@redhat.com>
21755 PR rtl-optimization/36017
21756 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
21757 expanding the library call.
21759 2008-04-22 Ian Lance Taylor <iant@google.com>
21761 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
21762 than size_in_bytes.
21764 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
21766 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
21767 of LR/CTR moves for Power6.
21769 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21771 PR middle-end/36003
21772 * passes.c (init_optimization_passes): Remove
21773 pass_fast_rtl_byte_dce.
21775 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
21778 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
21779 builtin functions to generate faster code.
21780 (_mm_cvtpu16_ps): Ditto.
21781 (_mm_cvtpi32x2_ps): Ditto.
21783 2008-04-22 Nick Clifton <nickc@redhat.com>
21785 * common.opt (ftree-loop-distribution): Add Optimization
21788 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
21789 (frv_expand_builtin_va_start): Likewise.
21791 * config/arm/arm.c (thumb_find_work_register): Fix location of
21792 argument register count.
21794 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21796 Support scheduling for ColdFire V1 and V3 microarchitecture.
21797 Improve scheduling of multiplication instructions.
21799 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
21800 (mac): New instruction attribute.
21801 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
21802 (m68k_sched_mac): New variable.
21803 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
21804 Handle cfv1 and cfv3.
21805 (max_insn_size): New static variable.
21806 (struct _sched_ib): New type.
21807 (sched_ib): New static variable.
21808 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
21809 to fields of 'struct _sched_ib sched_ib'. Update all uses.
21810 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
21812 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
21813 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
21814 new variables. Update.
21815 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
21816 Add modeling of cfv3 instruction buffer. Update.
21817 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
21818 * config/m68k/m68k.h (TUNE_CFV3): New macro.
21819 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
21820 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
21821 a particular reservation applies to.
21822 (type2): Reorganize attribute values. Rename alu to alu_reg,
21823 alu_l to alu, move_l to omove. Join move to alu. Split mul
21824 to mul_l and mul_w.
21825 (cf_ib_*): Simplify description of instruction buffer.
21826 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
21827 (cf_mem): Split into cf_mem1 and cf_mem2.
21828 (cf_v2_move_??): Rename to cfv12_alu_??.
21829 (cf_v2_move_l_??): Rename to cfv12_omove_??.
21830 (cf_v2_mul_??): Remove reservations.
21831 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
21832 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
21833 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
21835 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
21836 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
21837 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
21838 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
21839 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
21840 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
21841 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
21842 expansions of the above reservations for instructions of sizes
21845 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21847 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
21849 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
21851 * coverage.c: Include tree-pass.h.
21852 (coverage_counter_alloc): Print da_file_name to the dump file.
21854 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
21856 * sbitmap.c (sbitmap_range_empty_p): New function.
21857 * sbitmap.h (sbitmap_range_empty_p): New function.
21858 * bitmap.h: Now includes obstack.h.
21860 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
21861 Kenneth Zadeck <zadeck@naturalbridge.com>
21863 * dbgcnt.def (ra_byte_scan): Added.
21864 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
21865 when the last hit happens for a counter.
21866 * timevar.def (TV_DF_BYTE_LR): New variable.
21867 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
21868 * passes.c (pass_fast_rtl_byte_dce): New pass.
21869 * fwprop.c (update_df): Added mode to call df_ref_create.
21870 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21871 DF_REF_EXTRACT_OFFSET.
21872 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
21873 DF_BYTE_LR_OUT, df_byte_lr): New macro.
21875 (df_ref_extract): Added mode field.
21876 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
21877 DF_REF_EXTRACT_OFFSET.
21878 (DF_REF_EXTRACT_MODE): New macro.
21879 (df_byte_lr_bb_info): New structure.
21880 (df_print_byte_regset, df_compute_accessed_bytes,
21881 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
21882 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
21883 df_byte_lr_simulate_uses,
21884 df_byte_lr_simulate_artificial_refs_at_top,
21885 df_byte_lr_simulate_artificial_refs_at_end,
21886 df_compute_accessed_bytes): New function.
21887 (df_ref_create): Add parameter.
21888 (df_byte_lr_get_bb_info): New inline function.
21889 * df-scan.c (df_ref_record, df_uses_record,
21890 df_ref_create_structure): Added mode parameter.
21891 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
21892 df_defs_record, df_uses_record, df_get_conditional_uses,
21893 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
21894 df_entry_block_defs_collect, df_exit_block_uses_collect):
21895 Added mode parameter to calls to df_ref_record, df_uses_record,
21896 df_ref_create_structure.
21897 (df_ref_equal_p, df_ref_compare): Added test for modes.
21898 (df_ref_create_structure): Added code to set mode. Renamed
21899 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21900 DF_REF_EXTRACT_OFFSET.
21901 * df-core.c (df_print_byte_regset): New function.
21902 * df-byte-scan.c: New file.
21903 * df-problems.c (df_rd_transfer_function): Removed unnecessary
21904 calls to BITMAP_FREE.
21905 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
21906 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
21907 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
21908 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
21909 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
21910 df_byte_lr_local_compute, df_byte_lr_init,
21911 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
21912 df_byte_lr_transfer_function, df_byte_lr_free,
21913 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
21914 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
21915 df_byte_lr_simulate_uses,
21916 df_byte_lr_simulate_artificial_refs_at_top,
21917 df_byte_lr_simulate_artificial_refs_at_end): New function.
21918 * dce.c (byte_dce_process_block): New function.
21919 (dce_process_block): au is now passed in rather than computed
21920 locally. Changed loops that look at artificial defs to not look
21921 for conditional or partial ones, because there never are any.
21922 (fast_dce): Now is able to drive byte_dce_process_block or
21923 dce_process_block depending on the kind of dce being done.
21924 (rest_of_handle_fast_dce): Add parameter to fast_dce.
21925 (rest_of_handle_fast_byte_dce): New function.
21926 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
21927 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
21929 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
21932 * gcc.h: Added fortran options that take arguments to
21933 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
21936 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
21938 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
21939 scalarization if on the LHS and not a full access.
21941 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21943 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
21945 2008-04-18 Rafael Espíndola <espindola@google.com>
21947 * tree-vrp.c (find_case_label_index): Fix the binary search.
21948 (find_case_label_range): New.
21949 (vrp_visit_switch_stmt): Use find_case_label_range.
21950 (simplify_switch_using_ranges): Use find_case_label_range.
21952 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
21954 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
21955 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
21957 2008-04-18 Tom Tromey <tromey@redhat.com>
21960 * doc/cpp.texi (Implementation-defined behavior): Mention
21963 2008-04-18 Ian Lance Taylor <iant@google.com>
21965 * fold-const.c (pointer_may_wrap_p): New static function.
21966 (fold_comparison): Add another test for pointer overflow. Use
21967 pointer_may_wrap_p to disable some false positives.
21969 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
21971 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
21972 (fname_as_string): Match updated cpp_interpret_string prototype.
21973 (fix_string_type): Support char16_t* and char32_t*.
21974 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
21975 derivative) nodes. Register as builtin if C++0x.
21976 (c_parse_error): Support CPP_CHAR{16,32}.
21977 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
21978 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
21979 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
21980 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
21981 CTI_CHAR32_ARRAY_TYPE>: New elements.
21982 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
21983 char32_type_node, signed_char32_type_node, char16_array_type_node,
21984 char32_array_type_node): New defines.
21985 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
21986 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
21987 (lex_string): Support CPP_STRING{16,32}, match updated
21988 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
21989 (lex_charconst): Support CPP_CHAR{16,32}.
21990 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
21991 and CPP_STRING{16,32}.
21993 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
21996 * aclocal.m4: Regenerate.
21997 * configure: Regenerate.
21999 2008-04-18 Jan Hubicka <jh@suse.cz>
22001 * except.c (dw2_size_of_call_site_table,
22002 sjlj_size_of_call_site_table): Use vector API for call_site_record.
22004 * cgraphbuild.c (build_cgraph_edges): Update.
22005 * tree-pass.h: Update comment.
22006 * final.c (leaf_function_p): Update.
22007 (leaf_renumber_regs): Update.
22008 (rest_of_clean_state): Update.
22009 * omp-low.c (expand_omp_parallel): Update.
22010 * ipa-reference.c (analyze_function): Update.
22011 * reorg.c (find_end_label): Update.
22012 (optimize_skip): Update.
22013 (fill_simple_delay_slots): Update.
22014 (fill_simple_delay_slots): Update.
22015 (make_return_insns): Update.
22016 (dbr_schedule): Update.
22017 * gimple-low.c (record_vars_into): Update.
22018 * cfgbuild.c (make_edges): Update.
22019 * function.c (assign_stack_local): Update.
22020 (assign_parm_adjust_stack_rtl): Update.
22021 (locate_and_pad_parm): Update.
22022 (allocate_struct_function): Do not initialize stack_alignment_needed
22023 and preferred_stack_boundary here.
22024 (stack_protect_prologue): Update.
22025 (stack_protect_epilogue): Update.
22026 (expand_function_start): Initialize stack_alignment_needed,
22027 preferred_stack_boundary and max_jumptable_ents.
22028 (expand_function_end): Update.
22029 (free_after_compilation): Do not NULLify epilogue_delay_list.
22030 * function.h (struct rtl_data): Add stack_protect_guard,
22031 stack_alignment_needed,
22032 preferred_stack_boundary, epilogue_delay_list.
22033 (struct function): Remove value_histograms, stack_alignment_needed,
22034 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
22036 unexpanded_var_list, stack_protect_guard.
22037 (current_function_epilogue_delay_list): Remove.
22038 * ipa-type-escape.c (analyze_function): Update.
22039 * gimplify.c (pop_gimplify_context): Update comment.
22040 * calls.c (expand_call): Update.
22041 (emit_library_call_value_1): Update.
22042 * except.c (set_nothrow_function_flags): Update.
22043 * cfgexpand.c (get_decl_align_unit): Update.
22044 (create_stack_guard): Update.
22045 (estimated_stack_frame_size): Update.
22046 (expand_used_vars): Update.
22047 (tree_expand_cfg): Free histogram earliers, init expansion variables.
22048 * explow.c (allocate_dynamic_stack_space): Update.
22049 * tree-ssa-live.c (remove_unused_locals): Update.
22050 * varasm.c (mark_constant_pool): Update.
22051 * tree-inline.c (remap_decls): Update.
22052 (initialize_cfun): Update.
22053 (declare_return_variable): Update.
22054 (inline_forbidden_p): Update.
22055 (expand_call_inline): Update.
22056 (declare_inline_vars): Update.
22057 (tree_function_versioning): Update.
22058 * tree-flow.h (value_histograms): New.
22059 (VALUE_HISTOGRAMS): New macro.
22060 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
22062 * tree-cfg.c (set_bb_for_stmt): Update.
22063 (replace_by_duplicate_decl): Update.
22064 (move_block_to_fn): Update.
22065 (new_label_mapper): Update.
22066 (dump_function_to_file): Update.
22067 * ipa-struct-reorg.c (build_data_structure): Update.
22068 * cfgrtl.c (print_rtl_with_bb): Update.
22069 * reload1.c (reload): Update.
22071 * config/i386/i386.c (setup_incoming_varargs_64,
22072 ix86_compute_frame_layout): Update.
22073 * config/arc/arc.c (arc_output_function_epilogue): Update.
22075 2008-04-18 Marius Strobl <marius@FreeBSD.org>
22077 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
22078 for FreeBSD as well.
22079 * gthr-posix95.h: Likewise.
22081 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
22083 PR rtl-optimization/35838
22084 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
22085 out the byte offset of the first subreg.
22087 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
22089 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
22090 to split_ti instead of three separate calls with single member arrays.
22091 (subti3 splitter): Ditto.
22092 (adddi3 splitter): Ditto with split_di.
22093 (subdi3 splitter): Ditto.
22094 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
22095 two separate calls with single member arrays. Swap match_dup
22096 operands 1 and 2 to better fit into the array.
22097 (negdi2 splitter): Ditto with split_di.
22098 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
22099 two separate calls with single member arrays. Swap match_dup operands
22100 6 and 7 to better fit into the array.
22102 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
22104 * config/i386/i386.c (sse_builtin_type): New.
22105 (bdesc_sse_args): Likewise.
22106 (bdesc_sse_3arg): Removed.
22107 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
22108 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
22109 IX86_BUILTIN_ROUNDPS.
22110 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
22111 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
22112 IX86_BUILTIN_ROUNDPS.
22113 (ix86_expand_sse_4_operands_builtin): Removed.
22114 (ix86_expand_sse_operands_builtin): New.
22115 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
22116 and CODE_FOR_sse4_1_roundps.
22117 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
22118 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
22120 2008-04-17 Alan Modra <amodra@bigpond.net.au>
22123 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
22124 regs before frame pop when needed. If use_backchain_to_restore_sp
22125 then load backchain into a temp reg to restore vr and vrsave. Add
22126 code to restore vr after frame pop if possible.
22128 2008-04-17 Richard Guenther <rguenther@suse.de>
22130 * tree-vn.c (expressions_equal_p): Do not check type
22131 equality or compatibility before calling operand_equal_p.
22132 * fold-const.c (operand_equal_p): Check equivalence of
22133 integer constants before bailing out due to signedness or
22134 precision differences.
22135 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
22136 spurious differences in type qualification. Ignore types
22137 for COMPONENT_REFs at all.
22139 2008-04-17 Christian Bruel <christian.bruel@st.com>
22141 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
22142 msw_skip comparison.
22144 2008-04-16 Jakub Jelinek <jakub@redhat.com>
22147 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
22150 PR tree-optimization/35899
22151 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
22152 rather than TREE_OPERAND.
22154 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
22157 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
22158 temporary registers. Change operand predicate to general_operand.
22159 (remainderxf3): Ditto.
22161 2008-04-16 Richard Guenther <rguenther@suse.de>
22163 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
22164 * tree-affine.c (aff_combination_expand): Look through some
22167 2008-04-15 Doug Kwan <dougkwan@google.com>
22169 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
22171 * tree-pretty-print.c (dump_generic_node): Ditto.
22172 * final.c (output_addr_const): Ditto.
22173 * dwarf2out.c (output_cfi): Ditto.
22174 * c-pretty-print.c (pp_c_integer_constant): Ditto.
22175 * print-rtl.c (print_rtx): Ditto.
22176 * print-tree.c (print_node_brief, print_node): Ditto.
22177 * c-common.c (match_case_to_enum_1): Ditto.
22178 * sched-vis.c (print_value): Ditto.
22179 * config/i386/i386.c (print_operand): Cast to long unsigned int
22182 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
22183 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
22184 MS Windows VirtualProtect function.
22186 2008-04-15 Jan Hubicka <jh@suse.cz>
22188 * gengtype.c (write_root): Param_is argument is OK.
22189 * expr.c (expand_expr_real_1): Update call of get_exception_*.
22190 * function.h: Include varray.h
22191 (rtl_eh): New stucture based on except.c one.
22192 (call_site_record): New forward declaration and vector type.
22193 * calls.c (emit_call_1): Do not call
22194 note_current_region_may_contain_throw.
22195 * except.c (eh_status): Remove cur_region, try_region since they are
22197 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
22198 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
22199 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
22200 Remove call_site_data_used, call_site_data_size.
22201 Turn call_site_record into vector in function.h.
22202 (note_current_region_may_contain_throw): Remove.
22203 (get_exception_pointer, get_exception_filter): Do not take struct
22204 function argument; update.
22205 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
22206 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
22207 build_post_landing_pads, dw2_build_landing_pads,
22208 sjlj_assign_call_site_values, sjlj_mark_call_sites,
22209 sjlj_emit_function_enter, sjlj_emit_function_enter,
22210 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
22211 sjlj_build_landing_pads, finish_eh_generation,
22212 remove_exception_handler_label, remove_eh_handler,
22213 maybe_remove_eh_handler, add_reachable_handler,
22214 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
22215 add_action_record, collect_one_action_chain, add_call_site,
22216 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
22217 sjlj_output_call_site_table, output_function_exception_table,
22218 * except.h (note_current_region_may_contain_throw): Remove
22219 (get_exception_pointer, get_exception_filter): Do not take struct
22221 * Makefile.in (GTFILES): Put varargs before struct function.
22223 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22225 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
22226 punt for STRING_CST.
22227 (get_constraint_for): Deal with STRING_CST here instead.
22229 2008-04-15 Richard Guenther <rguenther@suse.de>
22231 * tree-ssa-propagate.c (substitute_and_fold): Substitute
22232 statements in a basic-block with a backward walk. Do not
22233 substitute into dead statements but instead remove those.
22235 2008-04-15 Richard Guenther <rguenther@suse.de>
22237 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
22238 to zero, thus disable creation of SFTs.
22240 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22242 * tree-predcom.c (suitable_reference_p): Return false if the
22243 reference can throw.
22245 2008-04-15 Jakub Jelinek <jakub@redhat.com>
22248 * c-decl.c (finish_decl): If extern or static var has variable
22249 size, set TREE_TYPE (decl) to error_mark_node.
22251 2008-04-15 Rafael Espíndola <espindola@google.com>
22253 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
22256 2008-04-15 Richard Guenther <rguenther@suse.de>
22258 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
22259 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
22260 (visit_reference_op_load): Do walk vuse-vdef chains on
22261 vn_reference_lookup.
22262 (visit_reference_op_store): But do not here.
22263 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
22264 vn_reference_lookup.
22265 (vn_lookup_with_vuses): But do so here.
22267 2008-04-14 Ian Lance Taylor <iant@google.com>
22269 * fold-const.c (fold_overflow_warning): Remove assertion.
22271 2008-04-15 Ben Elliston <bje@au.ibm.com>
22273 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
22274 temp1 local variables.
22276 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
22279 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
22280 ".text.unlikely" section as executable.
22282 2008-04-14 James E. Wilson <wilson@tuliptree.org>
22284 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22285 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
22286 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
22287 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
22288 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
22289 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
22290 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
22292 2008-04-14 Ian Lance Taylor <iant@google.com>
22294 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
22295 * fold-const.c (fold_comparison): If appropriate, test
22296 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
22297 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
22298 reassociating a pointer type.
22299 * doc/invoke.texi (Optimize Options): Document that
22300 -fstrict-overflow applies to pointer wraparound.
22302 2008-04-13 Jan Hubicka <jh@suse.cz>
22304 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
22306 2008-04-12 Andrew Pinski <pinskia@gmail.com>
22308 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
22309 we are going to "save the world".
22311 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
22313 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
22314 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
22315 operand 0 constraint, not "=".
22317 2008-04-11 James E. Wilson <wilson@tuliptree.org>
22319 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
22321 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22323 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
22324 of size of positions_needed * CHAR_BIT.
22326 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22328 PR middle-end/35897
22329 * dse.c (store_info): Change positions_needed to unsigned
22331 (lowpart_bitmask): New.
22332 (record_store): Cast to unsigned HOST_WIDE_INT for
22333 positions_needed. Assert width <= size of positions_needed *
22334 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
22335 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
22336 lowpart_bitmask to set mask.
22338 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22340 * config/bfin/constraints.md: New file.
22341 * config/bfin/bfin.md: Include it.
22342 (adddi3): Use satisfies_constraint functions instead of the old macros.
22343 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
22344 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
22345 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
22346 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
22347 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
22348 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
22349 EXTRA_CONSTRAINT): Delete.
22350 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
22351 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
22353 * config/bfin/bfin.c: Include "tm-constrs.h".
22354 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
22355 Use satisfies_constraint functions instead of the old macros.
22356 * doc/md.texi (Blackfin Constraints): Update file name reference.
22358 2008-04-11 Richard Guenther <rguenther@suse.de>
22360 PR tree-optimization/35869
22361 * tree-vrp.c (execute_vrp): Move switch statement update after
22362 jump threading. Schedule another cfg cleanup run.
22364 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
22367 * attribs.c (decl_attributes): Return early on errorneous node.
22369 2008-04-10 Oleg Ryjkov <olegr@google.com>
22371 * tree.h (struct tree_base): Added a new flag default_def_flag.
22372 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
22374 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
22376 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
22378 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22381 * pa.md: Define mode iterator P. Define mode attribute dwc.
22382 (dcacheflush): Update pattern to use iterator P and attribute dwc.
22383 (icacheflush): Likewise.
22384 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
22385 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
22387 2008-04-11 Ben Elliston <bje@au.ibm.com>
22389 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
22391 2008-04-10 Rafael Espíndola <espindola@google.com>
22393 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
22394 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
22395 (extract_range_from_expr): The same.
22397 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22399 * config/mips/mips.md (GPR2): New mode iterator.
22400 (seq): Add comment.
22401 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
22402 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
22403 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
22404 Rewrite these to take two modes, the mode of comparison and the
22405 mode of the destination.
22406 * config/mips/mips.c (mips_expand_scc): Instead of having
22407 paradoxical subreg as destination, expand "narrowing" scc if mode
22408 of comparison is SI and target is requested in DI mode.
22409 (mips_emit_int_order_test): Update comment. Make mode of
22410 comparison match CMP0 rather than TARGET. When creating inverse
22411 target use mode of TARGET.
22413 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22415 * gcov-dump.c (tag_summary): Only print summaries for the first
22416 GCOV_COUNTERS_SUMMABLE counters.
22418 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
22420 * config/i386/i386.md (absneg): New code iterator.
22421 (absnegprefix): New code attribute.
22422 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
22423 patterns using absneg code iterator.
22424 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
22425 using absneg code iterator.
22426 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
22427 *neg<mode>2 patterns using absneg code iterator.
22428 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22429 *negextendsfdf2 patterns using absneg code iterator.
22430 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
22431 *negextendsfxf2 patterns using absneg code iterator.
22432 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22433 *negextendsfdf2 patterns using absneg code iterator.
22434 * config/i386/sse.md (<code><mode>2): Macroize expander from
22435 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
22437 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
22439 * config/s390/s390.h: Remove the remains of the recent search
22440 & replace action of current_function_outgoing_args_size.
22442 2008-04-10 Ira Rosen <irar@il.ibm.com>
22444 PR tree-optimization/35821
22445 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
22446 NEW_STMT_LIST is not NULL.
22448 2008-04-09 David Edelsohn <edelsohn@gnu.org>
22451 * toplev.c (process_options): Remove -ffunction-sections debugging
22454 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
22456 PR middle-end/PR28690
22457 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
22458 than gen_rtx_fmt_ee to perform more canonicalizations.
22460 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22463 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
22465 2008-04-09 Richard Guenther <rguenther@suse.de>
22467 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
22468 (dump_function_to_file): Dump function arguments with types.
22470 2008-04-08 Richard Guenther <rguenther@suse.de>
22472 * fold-const.c (fold_widened_comparison): Do not allow
22473 sign-changes that change the result.
22475 2008-04-08 Janis Johnson <janis187@us.ibm.com>
22478 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
22479 kinds of indirect references.
22481 2008-04-08 David Edelsohn <edelsohn@gnu.org>
22483 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
22484 GNU Fortran language string.
22486 2008-04-08 Rafael Espíndola <espindola@google.com>
22488 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
22489 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
22490 * tree.h (tree_call_nonnegative_warnv_p): New.
22492 2008-04-08 Jan Hubicka <jh@suse.cz>
22494 * function.c (free_after_compilation): Clear out regno_reg_rtx
22497 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
22500 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22502 PR middle-end/PR28690
22503 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
22504 same precedence as REG_POINTER and MEM_POINTER operands.
22506 2008-04-08 Richard Guenther <rguenther@suse.de>
22508 PR middle-end/35834
22509 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
22510 for adding index to base.
22512 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
22514 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
22515 (MINGW_ENABLE_EXECUTE_STACK): New.
22516 (IN_LIBGCC2): For libgcc include windows.h file for
22517 function declarations.
22519 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
22521 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
22522 and tem2 if tem1 is not a REG or MULT.
22524 2008-04-08 Jan Hubicka <jh@suse.cz>
22526 * function.h (incomming_args): Break out of struct function.
22527 (function_subsections): Break out of struct function.
22528 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
22529 return_rtx and hard_reg_initial_vals from struct function.
22530 Kill inl_max_label_num.
22531 (current_function_pops_args, current_function_args_info,
22532 current_function_args_size, current_function_args_size,
22533 current_function_pretend_args_size,
22534 current_function_outgoing_args_size,
22535 current_function_internal_arg_pointer, current_function_return_rtx):
22536 Kill compatibility accestor macros.
22537 * builtins.c (expand_builtin_apply_args_1): Update.
22538 (expand_builtin_next_arg): Update.
22539 * df-scan.c (df_get_call_refs): Update.
22540 * dbxout.c (dbxout_function_end): Update.
22541 * dwarf2out.c (dwarf2out_switch_text_section): Update.
22542 (output_line_info): Update.
22543 (secname_for_decl): Update.
22544 (dwarf2out_var_location): Update.
22545 * function.c (free_after_compilation): Update.
22546 (assign_parm_find_stack_rtl): Update.
22547 (assign_parms): Update.
22548 (expand_dummy_function_end): Update.
22549 (expand_function_end): Update.
22550 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
22551 (expand_call): Update.
22552 (emit_library_call_value_1): Update.
22553 (store_one_arg): Update.
22554 * varasm.c (initialize_cold_section_name): Update.
22555 (unlikely_text_section): Update.
22556 (unlikely_text_section_p): Update.
22557 (assemble_start_function): Update.
22558 (assemble_end_function): Update.
22559 (default_section_type_flags): Update.
22560 (switch_to_section): Update.
22561 * integrate.c (set_decl_abstract_flags): Update.
22562 (get_hard_reg_initial_val): Update.
22563 (has_hard_reg_initial_val): Update.
22564 (allocate_initial_values): Update.
22565 * resource.c (init_resource_info): Update.
22566 * config/alpha/alpha.c (NUM_ARGS): Update.
22567 (direct_return): Update.
22568 (alpha_va_start): Update.
22569 (alpha_sa_size): Update.
22570 (alpha_initial_elimination_offset): Update.
22571 (alpha_expand_prologue): Update.
22572 (alpha_start_function): Update.
22573 (alpha_expand_epilogue): Update.
22574 (unicosmk_initial_elimination_offset):
22575 * config/alpha/alpha.md (call expander): Update.
22576 * config/s390/s390.c (s390_register_info): Update.
22577 (s390_register_info): Update.
22578 (s390_frame_info): Update.
22579 (s390_initial_elimination_offset): Update.
22580 (s390_build_builtin_va_list): Update.
22581 (s390_va_start): Update.
22582 * config/spu/spu.c (direct_return): Update.
22583 (spu_expand_prologue): Update.
22584 (spu_initial_elimination_offset): Update.
22585 (spu_build_builtin_va_list): Update.
22586 (spu_va_start): Update.
22587 * config/sparc/sparc.c (sparc_init_modes): Update.
22588 (sparc_compute_frame_size): Update.
22589 (function_value): Update.
22590 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
22591 * config/i386/i386.md (return expander): Update.
22592 * config/i386/i386.c (ix86_va_start): Update.
22593 (ix86_can_use_return_insn_p): Update.
22594 (ix86_compute_frame_layout): Update.
22595 (ix86_expand_epilogue): Update.
22596 * config/sh/sh.c (output_stack_adjust): Update.
22597 (calc_live_regs): Update.
22598 (sh_expand_prologue): Update.
22599 (sh_builtin_saveregs): Update.
22600 (sh_va_start): Update.
22601 (initial_elimination_offset): Update.
22602 (sh_allocate_initial_value): Update.
22603 (sh_function_ok_for_sibcall): Update.
22604 (sh_get_pr_initial_val): Update.
22605 * config/sh/sh.md (return expander): Update.
22606 * config/avr/avr.c (frame_pointer_required_p): UPdate.
22607 * config/crx/crx.c (crx_compute_frame): UPdate.
22608 (crx_initial_elimination_offset): UPdate.
22609 * config/xtensa/xtensa.c (compute_frame_size): Update
22610 (xtensa_builtin_saveregs): Update.
22611 (xtensa_va_start): Update.
22612 (order_regs_for_local_alloc): Update.
22613 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
22614 (xstormy16_expand_builtin_va_start): Update.
22615 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
22616 * config/m68hc11/m68hc11.md (return expanders): Update.
22617 * config/m68hc11/m68hc11.c (expand_prologue): Update.
22618 (expand_epilogue): Update.
22619 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
22620 (cris_simple_epilogue): Update.
22621 (cris_expand_prologue): Update.
22622 (cris_expand_epilogue): Update.
22623 * config/iq2000/iq2000.c (iq2000_va_start): Update.
22624 (compute_frame_size): Update.
22625 * config/mt/mt.c (mt_compute_frame_size): Update.
22626 * config/mn10300/mn10300.c (expand_prologue): Update.
22627 (expand_epilogue): Update.
22628 (initial_offset): Update.
22629 (mn10300_builtin_saveregs):
22630 * config/mn10300/mn10300.md (return expander): Update.
22631 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
22632 (ia64_initial_elimination_offset): Update.
22633 (ia64_initial_elimination_offset): Update.
22634 (ia64_expand_prologue): Update.
22635 * config/m68k/m68k.md (return expander): Update.
22636 * config/rs6000/rs6000.c (rs6000_va_start): Update.
22637 (rs6000_stack_info): Update.
22638 * config/mcore/mcore.c (layout_mcore_frame): Update.
22639 (mcore_expand_prolog): Update.
22640 * config/arc/arc.c (arc_compute_frame_size): Update.
22641 * config/score/score3.c (score3_compute_frame_size): Update.
22642 * config/score/score7.c (score7_compute_frame_size): Update.
22643 * config/arm/arm.c (use_return_insn): Update.
22644 (thumb_find_work_register): Update.
22645 (arm_compute_save_reg_mask): Update.
22646 (arm_output_function_prologue): Update.
22647 (arm_output_epilogue): Update.
22648 (arm_size_return_regs): Update.
22649 (arm_get_frame_offsets): Update.
22650 (arm_expand_prologue): Update.
22651 (thumb_exit): Update.
22652 (thumb_unexpanded_epilogue): Update.
22653 (thumb1_output_function_prologue): Update.
22654 * config/pa/pa.md (return expander): Update.
22655 * config/pa/pa.c (compute_frame_size): Update.
22656 (hppa_builtin_saveregs): Update.
22657 * config/mips/mips.c (mips_va_start): Update.
22658 (mips16_build_function_stub): Update.
22659 (mips_compute_frame_info): Update.
22660 (mips_restore_gp): Update.
22661 (mips_output_function_prologue): Update.
22662 (mips_expand_prologue): Update.
22663 * config/v850/v850.c (compute_frame_size): Update.
22664 (expand_prologue): * config/mmix/mmix.c (along): update.
22665 (mmix_initial_elimination_offset): update.
22666 (mmix_reorg): update.
22667 (mmix_use_simple_return): update.
22668 (mmix_expand_prologue): update.
22669 (mmix_expand_epilogue): Update.
22670 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
22671 (emit_link_insn): Update.
22673 2008-04-08 Anatoly Sokolov <aesok@post.ru>
22675 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
22676 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
22678 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
22681 2008-04-07 Jan Hubicka <jh@suse.cz>
22683 * function.h (rtl): Rename to x_rtl.
22684 (crtl): New define.
22685 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22686 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22687 used_temp_slots avail_temp_slots, temp_slot_level,
22688 nonlocal_goto_handler_labels): Update accesstors.
22689 (rtl): New global variable.
22690 (struct function): Move some fileds to rtl_data.
22691 (get_arg_pointer_save_area): Update prototype.
22692 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22693 get_arg_pointer_save_area.
22694 * expr.c (init_expr): Update
22695 * function.c (get_frame_size): Update
22696 (assign_stack_local): Update
22697 (expand_function_end): Update.
22698 (get_art_pointer_save_area): Update
22700 * emit-rtl.c (rtl): Declare.
22701 (regno_reg_rtx): Declare.
22702 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22704 (gen_reg_rtx): Update.
22705 * varasm.c (n_deferred_constatns): Update accestor.
22706 (init_varasm_status): Do not allocate varasm_status.
22707 (force_const_mem, get_pool_size, output_constant_pool): Update.
22708 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22709 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22710 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
22711 * sparc/sparc.h (INIT_EXPANDERS): Update.
22712 * ia64/ia64.h (INIT_EXPANDERS): Update.
22714 2008-04-07 James E. Wilson <wilson@tuliptree.org>
22716 * reload.c (push_secondary_reload): Add missing break to for loop.
22718 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22720 PR middle-end/PR28690
22721 * rtlanal.c: Update copyright years.
22722 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
22723 as REG_POINTER and MEM_POINTER operands.
22724 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
22725 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
22726 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
22727 * gcse.c: Update copyright years.
22728 (pre_delete): Call gen_reg_rtx_and_attrs.
22729 (hoist_code): Likewise.
22730 (build_store_vectors): Likewise.
22731 (delete_store): Likewise.
22732 * loop-invariant.c (move_invariant_reg): Likewise.
22733 Update copyright years.
22735 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
22737 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
22738 control string instead of quoted.
22740 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
22742 * doc/rtl.texi: Rewrite of subreg section.
22744 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
22747 * config/i386/i386.c (legitimize_pic_address): Add treating
22748 of dllimport SYM_REF's.
22749 (legitimize_dllimport_symbol): Add prototype.
22751 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22753 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
22754 reference in constructor with non self-referential type.
22756 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22758 Removal of Return with Depressed Stack Pointer support
22759 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
22760 (ECF_SP_DEPRESSED): Likewise.
22761 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
22762 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
22763 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22764 (expand_call): Do not test ECF_SP_DEPRESSED.
22765 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22766 * function.c (keep_stack_depressed): Delete.
22767 (handle_epilogue_set): Likewise.
22768 (update_epilogue_consts): Likewise.
22769 (emit_equiv_load): Likewise.
22770 (thread_prologue_and_epilogue_insns): Remove support for Return with
22771 Depressed Stack Pointer.
22772 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22774 2008-04-06 Richard Guenther <rguenther@suse.de>
22776 PR tree-optimization/35400
22777 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
22778 information from SSA_NAMEs.
22780 2008-04-06 Anatoly Sokolov <aesok@post.ru>
22782 * config/avr/avr.h (avr_mega_p): Remove declaration.
22783 (AVR_MEGA): Remove macro.
22784 * config/avr/avr.c (avr_mega_p): Remove variable.
22785 (avr_override_options): Remove inicializion of avr_mega_p.
22786 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22787 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22788 (avr_jump_mode): (Ditto.).
22789 (avr_output_progmem_section_asm_op): (Ditto.).
22790 (avr_asm_init_sections): (Ditto.).
22791 (avr_asm_init_sections): (Ditto.).
22792 (avr_rtx_costs): (Ditto.).
22793 * config/avr/avr.md: (Ditto.).
22794 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
22797 2008-04-06 Richard Guenther <rguenther@suse.de>
22799 PR tree-optimization/35842
22800 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
22801 is_gimple_invariant_address.
22803 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
22805 * gcc.c (default_compilers): Sync Fortran extensions list with
22806 that in fortran/lang-specs.h.
22807 * doc/invoke.texi: Likewise.
22808 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
22809 * dwarf2out.c (gen_compile_unit_die): Likewise.
22811 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
22813 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
22815 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
22818 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
22819 attribute is used for nested functions.
22821 2008-04-05 Jan Hubicka <jh@suse.cz>
22823 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
22825 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
22827 (dump_files): Update.
22828 (enable_rtl_dump_file): Do not accept letter argument.
22829 * tree-pass.h (dump_file_info): Remove letter argument.
22830 * toplev.c (decode_d_option): Update -da handling.
22831 * toplev.h (enable_rtl_dump_file): Update prototype.
22832 * passes.c (register_one_dump_file): Do not accept IPA argument; work
22833 it out based on pass type.
22834 (register_dump_files_1): Likewise.
22835 (init_optimization_passes): Update register_one_dump_file calls.
22836 (execute_one_pass): Sanity check that IPA passes are called at IPA
22837 level and RTL passes at RTL level.
22838 (execute_pass_list): IPA pass can not be after or subpass of
22840 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
22841 disallov RTL subpasses of IPA subpasses.
22843 2008-04-05 Ben Elliston <bje@au.ibm.com>
22845 * tree-cfg.c (need_fake_edge_p): Return false for calls to
22846 builtins that return exactly once and do not throw. Cache call to
22849 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
22851 PR rtl-optimization/34916
22852 PR middle-end/35519
22853 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
22854 between instruction pairs.
22856 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
22858 * doc/invoke.texi: Document -mbitops for SH.
22859 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
22860 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
22861 * config/sh/sh.c (print_operand): Add %t operand code.
22862 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
22863 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
22864 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
22865 (extendqihi2): Likewise.
22866 (movqi_i): Likewise.
22867 (insv): Use bset, bclr and bst instructions for SH2A if possible.
22868 (extv): Use bld instruction for SH2A if possible.
22870 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
22871 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
22872 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
22873 (bset.b, bclr.b): Define peepholes.
22874 * config/sh/sh.opt (mbitops): New option.
22876 2008-04-04 Janis Johnson <janis187@us.ibm.com>
22879 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
22880 and view convert expression.
22882 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22885 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
22887 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
22889 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
22891 * config/i386/cpuid.h (bit_AES): New.
22892 (bit_PCLMUL): Likewise.
22894 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
22895 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
22896 SSE2 if AES or PCLMUL is enabled.
22897 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
22898 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22899 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
22900 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
22901 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
22902 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
22903 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22904 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
22905 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
22906 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
22907 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
22908 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
22909 __builtin_ia32_aeskeygenassist128 and
22910 __builtin_ia32_pclmulqdq128.
22911 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
22912 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
22913 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
22915 * config/i386/i386.h (TARGET_AES): New.
22916 (TARGET_PCLMUL): Likewise.
22917 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
22919 * config/i386/i386.md (UNSPEC_AESENC): New.
22920 (UNSPEC_AESENCLAST): Likewise.
22921 (UNSPEC_AESDEC): Likewise.
22922 (UNSPEC_AESDECLAST): Likewise.
22923 (UNSPEC_AESIMC): Likewise.
22924 (UNSPEC_AESKEYGENASSIST): Likewise.
22925 (UNSPEC_PCLMUL): Likewise.
22927 * config/i386/i386.opt (maes): New.
22928 (mpclmul): Likewise.
22930 * config/i386/sse.md (aesenc): New pattern.
22931 (aesenclast): Likewise.
22932 (aesdec): Likewise.
22933 (aesdeclast): Likewise.
22934 (aesimc): Likewise.
22935 (aeskeygenassist): Likewise.
22936 (pclmulqdq): Likewise.
22938 * config/i386/wmmintrin.h: New.
22940 * doc/extend.texi: Document AES and PCLMUL built-in function.
22942 * doc/invoke.texi: Document -maes and -mpclmul.
22944 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
22946 * function.c (free_after_parsing): Replace with
22947 cxx_push_function_context from C++ front-end.
22948 (allocate_struct_function): Don't call langhook.
22949 * langhooks.h (struct lang_hooks_for_functions): Delete.
22950 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
22952 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
22953 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
22954 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
22955 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
22956 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
22957 remove LANG_HOOKS_FUNCTION_INITIALIZER.
22958 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
22960 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
22961 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
22963 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22966 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
22969 2008-04-04 Richard Guenther <rguenther@suse.de>
22971 PR middle-end/35823
22972 * fold-const.c (optimize_minmax_comparison): Use the correct
22973 type for the constant in the simplified comparison.
22975 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
22977 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
22978 Pass L2 size as "--param l2-cache-size" to the compiler.
22979 (decode_l2_cache): New function to decode L2 cache parameters using
22980 0x8000006 extended cpuid function.
22981 (detect_caches_amd): Determine parameters of L2 cache using
22982 decode_l2_caches function.
22983 (decode_caches_intel): Decode L2 cache parameters.
22984 (detect_caches_intel): Determine L2 cache parameters using
22985 decode_caches_intel and decode_l2_caches functions.
22987 2008-04-03 Bob Wilson <bob.wilson@acm.org>
22989 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
22990 secondary input reload for subword loads from the constant pool.
22992 2008-04-03 Janis Johnson <janis187@us.ibm.com>
22995 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
22996 constants of the appropriate size for runtime calculations.
22999 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
23000 decimal-float literal constant zero.
23002 2008-04-03 Jakub Jelinek <jakub@redhat.com>
23005 * c-parser.c (c_parser_omp_atomic): Call
23006 default_function_array_conversion on the RHS.
23008 PR middle-end/35818
23009 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
23010 call is_variable_sized if decl has incomplete type.
23012 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
23014 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
23016 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
23018 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
23020 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
23021 (sgt<u>): Merge sgt and sgtu into new expander.
23022 (sgt, sgtu): Remove expanders.
23023 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
23024 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
23025 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
23026 *sgtu_<mode>_mips16 into new pattern.
23027 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
23028 (sge<u>): Merge sge and sgeu into new expander.
23029 (sge, sgeu): Remove expanders.
23030 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
23032 (*sge_<mode>, second *sge_<mode>): Remove patterns.
23033 (slt<u>): Merge slt and sltu into new expander.
23034 (slt, sltu): Remove expanders.
23035 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
23036 (*slt_<mode>, *sltu_<mode>): Remove patterns.
23037 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
23038 *sltu_<mode>_mips16 into new pattern.
23039 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
23040 (sle<u>): Merge sle and sleu into new expander.
23041 (sle, sleu): Remove expanders.
23042 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
23043 (*sle_<mode>, *sleu_<mode>): Remove patterns.
23044 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
23045 *sleu_<mode>_mips16 into new pattern.
23046 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
23048 2008-04-03 Jan Hubicka <jh@suse.cz>
23050 PR tree-optimization/35795
23051 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
23052 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
23053 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
23054 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
23055 * score/score3.c (score3_output_mi_thunk): Likewise.
23056 * score/score7.c (score7_output_mi_thunk): Likewise.
23057 * mips/mips.c (mips_output_mi_thunk): Likewise.
23059 2008-04-03 Richard Guenther <rguenther@suse.de>
23061 * tree-vrp.c (extract_range_from_unary_expr): Handle all
23062 conversions. Simplify code.
23064 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
23066 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
23068 2008-04-03 Tom Tromey <tromey@redhat.com>
23069 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23071 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23072 * config/bfin/t-bfin-linux (generated_files): Add
23073 linux-sysroot-suffix.h.
23074 * doc/install.texi (Prerequisites): Require make 3.80.
23075 * doc/sourcebuild.texi (Front End Directory): Document new
23077 * Makefile.in (generated_files): New variable.
23078 (ALL_HOST_OBJS): New variable.
23079 ($(ALL_HOST_OBJS)): New target.
23081 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
23083 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
23084 (remap_block): Call id->transform_lang_insert_block instead
23086 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
23087 Set id.transform_lang_insert_block to NULL.
23088 (clone_body): Move to cp/optimize.c
23089 * tree-inline.h (struct copy_body_data): Change
23090 transform_lang_insert_block to function pointer.
23091 (copy_generic_body, copy_decl_no_change): Export.
23092 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
23093 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
23094 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
23096 * c-tree.h (insert_block): Kill.
23097 * c-decl.c (insert_block): Kill.
23099 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
23101 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
23102 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
23103 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
23105 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
23106 argument, call {push,pop}_function_context from here.
23107 * c-parser.c: Use c_{push,pop}_function_context.
23109 * function.c (push_function_context_to): Move meat ...
23110 (push_function_context): ... here. Simplify.
23111 * function.c (pop_function_context_from): Move meat ...
23112 (pop_function_context): ... here. Simplify.
23113 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
23115 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
23116 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
23117 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
23118 * tree.h (push_function_context_to, pop_function_context_from): Remove.
23120 2008-04-03 Ben Elliston <bje@au.ibm.com>
23122 * expmed.c (extract_force_align_mem_bit_field): Remove.
23124 2008-04-03 Richard Guenther <rguenther@suse.de>
23126 PR middle-end/35800
23127 * expr.h (try_casesi): Adjust prototype.
23128 * expr.c (try_casesi): Take fallback label as extra parameter.
23129 Use that for gen_casesi if default_label is NULL.
23130 * stmt.c (expand_case): Pass fallback label to try_casesi,
23131 make sure to fill gaps with a fallback label if default_label
23134 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
23137 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
23139 2008-04-03 Ben Elliston <bje@au.ibm.com>
23141 * expmed.c (extract_split_bit_field): Remove if (0) code.
23142 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
23143 (do_ds_constraint): Likewise.
23145 2008-04-02 Joseph Myers <joseph@codesourcery.com>
23147 * doc/cppopts.texi (-dU): Document.
23148 * c-common.h (flag_dump_macros): Update comment.
23149 * c-opts.c (handle_OPT_d): Handle -dU.
23150 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
23151 dump_queued_macros, cb_used_define, cb_used_undef): New.
23152 (init_pp_output): Handle -dU.
23153 (cb_line_change): Call dump_queued_macros.
23154 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
23156 2008-04-02 Anatoly Sokolov <aesok@post.ru>
23158 * config/avr/predicates.md (io_address_operand): New predicate.
23159 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
23160 * config/avr/avr.c (avr_io_address_p): Remove function.
23161 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
23162 'avr_io_address_p' function.
23163 (out_movhi_r_mr): (Ditto.).
23164 (out_movqi_mr_r): (Ditto.).
23165 (out_movhi_mr_r): (Ditto.).
23166 (avr_address_cost): (Ditto.).
23168 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
23170 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
23171 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
23172 in 32bit mode when XMM registers are available to avoid store
23174 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
23175 corresponding post-reload splitters.
23177 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23179 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
23180 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
23181 __builtin_ia32_roundss.
23182 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
23183 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
23184 __builtin_ia32_roundss.
23185 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
23186 IX86_BUILTIN_SHUFPD here.
23188 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23190 * config/i386/i386.md (plogic): New.
23191 (plogicprefix): Likewise.
23193 * config/i386/mmx.md (mmx_<code><mode>3): New.
23194 (mmx_and<mode>3): Removed.
23195 (mmx_ior<mode>3): Likewise.
23196 (mmx_xor<mode>3): Likewise.
23198 * config/i386/sse.md (<code><mode>3): New.
23199 (*<code><mode>3): Likewise.
23200 (*<code><mode>3): Likewise.
23201 (<code><mode>3): Likewise.
23202 (*sse_<code><mode>3): Likewise.
23203 (*sse2_<code><mode>3): Likewise.
23204 (<code>tf3): Likewise.
23205 (*<code>tf3): Likewise.
23206 (and<mode>3): Likewise.
23207 (*and<mode>3): Likewise.
23208 (ior<mode>3): Removed.
23209 (*ior<mode>3): Likewise.
23210 (xor<mode>3): Likewise.
23211 (*xor<mode>3): Likewise.
23212 (*and<mode>3): Likewise.
23213 (*ior<mode>3): Likewise.
23214 (*xor<mode>3): Likewise.
23215 (and<mode>3): Likewise.
23216 (*sse_and<mode>3): Likewise.
23217 (*sse2_and<mode>3): Likewise.
23218 (andtf3): Likewise.
23219 (*andtf3): Likewise.
23220 (ior<mode>3): Likewise.
23221 (*sse_ior<mode>3): Likewise.
23222 (*sse2_ior<mode>3): Likewise.
23223 (iortf3): Likewise.
23224 (*iortf3): Likewise.
23225 (xor<mode>3): Likewise.
23226 (*sse_xor<mode>3): Likewise.
23227 (*sse2_xor<mode>3): Likewise.
23228 (xortf3): Likewise.
23229 (*xortf3): Likewise.
23231 2008-04-02 Richard Guenther <rguenther@suse.de>
23233 PR tree-optimization/14495
23234 PR tree-optimization/34793
23235 * tree-vrp.c (struct switch_update): New structure.
23236 (to_remove_edges, to_update_switch_stmts): New VECs.
23237 (simplify_switch_using_ranges): New function. Remove not taken
23238 case labels and edges.
23239 (simplify_stmt_using_ranges): Call it.
23240 (identify_jump_threads): Mark edges we have queued for removal
23241 so we don't thread them.
23242 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
23244 * tree-cfg.c (group_case_labels): Deal with missing default label.
23245 (tree_verify_flow_info): Allow missing default label.
23246 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
23247 (emit_case_nodes): Likewise.
23248 (expand_case): Do not rely on the default label to be present.
23249 * expr.c (try_casesi): Deal with NULL default_label.
23250 (do_tablejump): Likewise.
23252 2008-04-02 Richard Guenther <rguenther@suse.de>
23254 PR tree-optimization/14495
23255 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
23256 SWITCH_EXPR here ...
23257 (vrp_visit_switch_stmt): ... but here (new function).
23258 (find_case_label_index): New helper function.
23259 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
23261 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23263 * fwprop.c: Fix ISO-C99ism.
23265 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23268 * Makefile.in (objdir): Set it here.
23269 * configure.ac: Not here. Find dynamic linker characteristics.
23270 * exec-tool.in: Use them.
23271 * aclocal.m4: Regenerate.
23272 * configure: Regenerate.
23274 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23276 * expr.c (expand_var): Delete it.
23277 * expr.h (expand_var): Delete prototype.
23278 * function.c (expand_function_start): Use expand_decl instead.
23279 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
23282 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
23284 PR rtl-optimization/35542
23285 * fwprop.c (forward_propagate_and_simplify): Replace
23286 loc_reg_mentioned_in_p with reg_mentioned_p.
23288 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23290 PR rtl-optimization/35281
23291 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
23292 (propagate_rtx_1): Handle PR_HANDLE_MEM.
23293 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
23294 (varying_mem_p): Move above propagate_rtx.
23295 (all_uses_available_at): Do not check MEMs.
23297 2008-04-02 Rafael Espíndola <espindola@google.com>
23299 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
23300 (register_edge_assert_for_2): Split the cond argument.
23301 (register_edge_assert_for_1): Adjust for the change in
23302 register_edge_assert_for_2.
23303 (register_edge_assert_for): Split the cond argument.
23304 (find_switch_asserts): Adjust for the change in
23305 register_edge_assert_for.
23307 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
23309 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
23310 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
23311 offsets for 64-bit mingw.
23312 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
23313 abi for x86_64-pc-mingw.
23315 2008-04-02 Richard Guenther <rguenther@suse.de>
23317 * tree-vrp.c (extract_range_from_assert): Make sure to not
23318 produce range min/max with TREE_OVERFOW set.
23319 If merging a anti-range and a range keep the anti-range if
23320 the range covers all values of the type.
23321 (register_edge_assert_for_2): Only allow sign-changing
23322 conversions in detecting canonical range checks. Also
23323 register an assert for the unsigned name if useful.
23325 PR tree-optimization/35787
23326 * tree-vrp.c (vrp_val_max): New function.
23327 (vrp_val_min): Likewise.
23328 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
23329 (vrp_val_is_min): Likewise.
23330 (supports_overflow_infinity): Use vrp_val_{min,max}.
23331 (negative_overflow_infinity): Likewise.
23332 (positive_overflow_infinity): Likewise.
23333 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
23334 (is_positive_overflow_infinity): Likewise.
23335 (is_overflow_infinity): Likewise.
23336 (avoid_overflow_infinity): Use vrp_val_{min,max} and
23337 vrp_val_is_{min,max}.
23338 (set_and_canonicalize_value_range): Canonicalize anti-ranges
23339 to ranges if possible. Avoid empty ranges.
23341 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23343 PR middle-end/35705
23344 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
23345 the expression is a function address.
23347 2008-04-01 George Helffrich <george@gcc.gnu.org>
23349 PR fortran/35154, fortran/23057
23350 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
23351 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
23352 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
23353 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
23355 (dbxout_syms): Check for COMMON-based symbol and wrap in
23356 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
23357 in bracket for efficiency.
23359 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
23360 using DW_TAG_common_block + member offset.
23361 (add_pubname_string): New function.
23362 (dw_expand_expr): New function to find block name and offset for
23364 (common_check): New function to check whether symbol in Fortran COMMON.
23365 (gen_variable_die): If COMMON, use DW_TAG_common_block.
23367 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
23370 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
23372 2008-04-02 Ben Elliston <bje@au.ibm.com>
23374 * config/v850/v850.md (casesi): Remove if (0) code.
23375 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
23376 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
23378 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
23380 * config/i386/i386.md (rex64suffix): New mode attribute.
23381 (floathi<mode>2): Disable expander for SSE math.
23382 (*floathi<mode>2_1): New insn insn_and_split pattern.
23383 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
23384 corresponding post-reload splitters.
23385 (*floathi<mode>2_i387): New macroized insn pattern.
23386 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
23387 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
23388 insn_and_split pattern.
23389 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
23390 New macroized instruction patterns and corresponding post-reload
23392 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
23393 and corresponding post-reload splitters.
23394 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
23395 New macroized instruction patterns.
23396 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
23397 macroized instruction patterns and corresponding post-reload splitters.
23398 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
23399 corresponding post-reload splitters.
23400 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
23401 New macroized instruction patterns.
23402 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
23403 corresponding post-reload splitters.
23404 (*floatsi<mode>2_i387): New macroized instruction patterns.
23406 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
23408 * config/i386/i386.md (smaxmin): New.
23409 (umaxmin): Likewise.
23410 (maxminiprefix): Likewise.
23411 (maxminfprefix): Likewise.
23412 (<code><mode>3): Likewise.
23413 (smin<mode>3): Removed.
23414 (smax<mode>3): Likewise.
23416 * config/i386/mmx.md (mmx_<code>v2sf3): New.
23417 (mmx_<code>v4hi3): Likewise.
23418 (mmx_<code>v8qi3): Likewise.
23419 (mmx_smaxv2sf3): Removed.
23420 (mmx_sminv2sf3): Likewise.
23421 (mmx_umaxv8qi3): Likewise.
23422 (mmx_smaxv4hi3): Likewise.
23423 (mmx_uminv8qi3): Likewise.
23424 (mmx_sminv4hi3): Likewise.
23426 * config/i386/sse.md (<addsub><mode>3): New.
23427 (*<addsub><mode>3): Likewise.
23428 (<sse>_vm<addsub><mode>3): Likewise.
23429 (<maxmin><mode>3): Likewise.
23430 (*<maxmin><mode>3_finite): Likewise.
23431 (*<maxmin><mode>3): Likewise.
23432 (<sse>_vm<maxmin><mode>3): Likewise.
23433 (sse3_h<addsub>v4sf3): Likewise.
23434 (sse3_h<addsub>v2df3): Likewise.
23435 (<maxmin>v16qi3): Likewise.
23436 (*<maxmin>v16qi3): Likewise.
23437 (<maxmin>v8hi3): Likewise.
23438 (*<maxmin>v8hi3): Likewise.
23439 (*sse4_1_<maxmin><mode>3): Likewise.
23440 (*sse4_1_<maxmin><mode>3): Likewise.
23441 (add<mode>3): Removed.
23442 (*add<mode>3): Likewise.
23443 (<sse>_vmadd<mode>3): Likewise.
23444 (sub<mode>3): Likewise.
23445 (*sub<mode>3): Likewise.
23446 (<sse>_vmsub<mode>3): Likewise.
23447 (smin<mode>3): Likewise.
23448 (*smin<mode>3_finite): Likewise.
23449 (*smin<mode>3): Likewise.
23450 (<sse>_vmsmin<mode>3): Likewise.
23451 (smax<mode>3): Likewise.
23452 (*smax<mode>3_finite): Likewise.
23453 (*smax<mode>3): Likewise.
23454 (<sse>_vmsmax<mode>3): Likewise.
23455 (sse3_haddv4sf3): Likewise.
23456 (sse3_haddv2df3): Likewise.
23457 (sse3_hsubv4sf3): Likewise.
23458 (sse3_hsubv2df3): Likewise.
23459 (umaxv16qi3): Likewise.
23460 (*umaxv16qi3): Likewise.
23461 (smaxv8hi3): Likewise.
23462 (*smaxv8hi3): Likewise.
23463 (*sse4_1_smax<mode>3): Likewise.
23464 (*sse4_1_umax<mode>3): Likewise.
23465 (uminv16qi3): Likewise.
23466 (*uminv16qi3): Likewise.
23467 (sminv8hi3): Likewise.
23468 (*sminv8hi3): Likewise.
23469 (*sse4_1_smin<mode>3): Likewise.
23470 (*sse4_1_umin<mode>3): Likewise.
23472 2008-04-01 Rafael Espíndola <espindola@google.com>
23474 * tree-cfg.c (verify_expr): remove in_phi.
23475 (verify_stmt): Don't call walk_tree with verify_expr. Use
23476 is_gimple_min_invariant instead of is_gimple_val.
23478 2008-04-01 Joseph Myers <joseph@codesourcery.com>
23480 * doc/include/gpl_v3.texi: Update for manpage generation.
23481 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
23483 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
23484 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
23485 gpl_v3.texi instead of gpl.texi.
23488 2008-04-01 Jakub Jelinek <jakub@redhat.com>
23491 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
23493 2008-04-01 Rafael Espíndola <espindola@google.com>
23495 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
23496 (extract_code_and_val_from_cond): Use
23497 extract_code_and_val_from_cond_with_ops.
23499 2008-04-01 Jan Hubicka <jh@suse.cz>
23501 * function.c (free_after_compilation): Free epilogue_delay_list.
23502 (prepare_function_start): Assert that previous compilation was freed.
23504 2008-04-01 Jan Hubicka <jh@suse.cz>
23505 Jim Wilson <wilson@tuliptree.org>
23506 Andreas Tobler <andreast@gcc.gnu.org>
23508 PR middle-end/35781
23509 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
23510 rtl.emit instead cfun->emit.
23511 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
23512 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
23514 2008-04-01 Ben Elliston <bje@au.ibm.com>
23516 * doc/c-tree.texi (Function Basics): Fix grammatical error.
23518 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
23520 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
23522 (fprofile-use): Add var flag_profile_use
23523 * coverage.c (coverage_begin_output): Do not open a gcno file for
23524 output only if -ftest-coverage is set.
23525 Do not add getpwd() to gcda file path.
23526 (build_gcov_info): Check the new flag
23527 flag_profile_datafile_relative_path.
23528 (coverage_init): Use profile_data_prefix.
23529 Read profile counter only if flag_profile_use is set.
23530 * opts.c (common_handle_option): New option fprofile-use=,
23531 fprofile-dir=, fprofile-generate=.
23532 * toplev.c (profile_data_prefix): New variable definition.
23533 * toplev.h (profile_data_prefix): New declaration.
23534 * doc/invoke.tex (Option Summary, Optimization Options):
23537 2008-03-31 James E. Wilson <wilson@tuliptree.org>
23539 * varasm.c (output_constant_pool_1): In LABEL_REF check,
23540 use tmp consistently.
23543 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
23544 * config/ia64/ia64.c (rtx_needs_barrier): Handle
23545 UNSPEC_FR_RECIP_APPROX_RES.
23546 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
23548 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
23551 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
23553 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23555 PR middle-end/30186
23556 * fold-const.c (fold_indirect_ref_1): Support accessing non first
23557 element of the vector via a pointer.
23559 2008-03-31 Ian Lance Taylor <iant@google.com>
23561 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
23563 2008-03-31 Jan Hubicka <jh@suse.cz>
23565 * builtins.c (expand_builtin_setjmp_receiver): Update call of
23566 get_arg_pointer_save_area.
23567 * expr.c (init_expr): Just clear out rtl.expr.
23568 * function.c (free_after_compilation): Clear out whole RTL structure.
23569 (get_func_frame_size): Merge into ...
23570 (get_frame_size): ... this one.
23571 (assign_stack_local_1): Merge into ...
23572 (assign_stack_local): ... this one.
23573 (expand_function_end): Update call of get_arg_pointer_save_area.
23574 (get_art_pointer_save_area): Remove cfun argument.
23575 * function.h (emit_status): regno_pointer_align does not need length
23576 attribute. Move x_regno_reg_rtx to ...
23577 (regno_reg_rtx): ... new global array.
23578 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
23579 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
23580 apply_args_value, forced_labels, stack_pointer_delta):
23582 (struct varasm_status): Move here from varasm.c
23583 (struct rtl_data): New. Move here some fields from struct function.
23584 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
23585 frame_offset, stack_check_probe_note, arg_pointer_save_area,
23586 used_temp_slots avail_temp_slots, temp_slot_level,
23587 nonlocal_goto_handler_labels): Update accesstors.
23588 (rtl): New global variable.
23589 (struct function): Move some fileds to rtl_data.
23590 (get_arg_pointer_save_area): Update prototype.
23591 * emit-rtl.c (rtl): Declare.
23592 (regno_reg_rtx): Declare.
23593 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
23595 (gen_reg_rtx): Update.
23596 (init_virtual_regs): Do not tate emit_status argument.
23597 (init_emit): Do not allocate emit.
23598 * varasm.c (varasm_statuc): Move to function.h.
23599 (n_deferred_constatns): Update accestor.
23600 (init_varasm_status): Do not allocate varasm_status.
23601 (force_const_mem, get_pool_size, output_constant_pool): Update.
23602 * stmt.c (force_label_rtx): Do not use x_ prefixes.
23603 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
23605 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
23607 PR rtl-optimization/35729
23608 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
23611 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
23614 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
23615 load/store if memory is unaligned.
23616 (*movti_rex64): Likewise.
23618 * config/i386/predicates.md (misaligned_operand): New.
23620 2008-03-31 Andrew Pinski <pinskia@gmail.com>
23623 * tree-ssa-phiopt.c (conditional_replacement): Return early for
23626 2008-03-31 Jan Beulich <jbeulich@novell.com>
23628 * config/ia64/constraints.md: Add 'j' constraint.
23629 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
23630 (movdi_internal): Likewise.
23632 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
23635 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
23637 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
23640 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
23641 proper error message for the third argument on blendpd and
23644 * config/i386/sse.md (blendbits): New.
23645 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
23647 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
23649 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
23651 2008-03-30 Richard Guenther <rguenther@suse.de>
23653 PR middle-end/31023
23654 * fold-const.c (fold_sign_changed_comparison): Do leave
23655 conversions to base-types alone.
23657 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
23659 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
23660 the link register if one altivec register is be saved.
23662 2008-03-30 Ben Elliston <bje@au.ibm.com>
23664 * final.c (final_scan_insn): Remove if (0) code.
23666 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
23668 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
23670 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
23672 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
23673 of V4SFmode to ix86_binary_operator_ok.
23675 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
23677 * config/i386/i386.c (override_options): Initialize
23678 ix86_veclib_handler to ix86_veclibabi_svml when
23679 -mveclibabi=svml is used.
23680 (ix86_veclibabi_svml): New function for SVML ABI style
23681 vectorization support.
23682 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
23684 2008-03-28 Rafael Espíndola <espindola@google.com>
23686 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
23687 (tree_binary_nonnegative_warnv_p): Make it public.
23688 (tree_single_nonnegative_warnv_p): Make it public.
23689 (tree_invalid_nonnegative_warnv_p): Make it public.
23690 (tree_unary_nonzero_warnv_p): Make it public.
23691 (tree_binary_nonzero_warnv_p): Make it public
23692 (tree_single_nonzero_warnv_p): Make it public.
23693 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
23694 (extract_range_from_binary_expr): Split the expr argument.
23695 (extract_range_from_unary_expr): Split the expr argument.
23696 (extract_range_from_comparison): Split the expr argument.
23697 (extract_range_from_expr): Use the new aux functions.
23698 (vrp_evaluate_conditional_warnv): Use
23699 vrp_evaluate_conditional_warnv_with_ops.
23700 * tree.h (tree_unary_nonzero_warnv_p): Declare.
23701 (tree_binary_nonzero_warnv_p): Declare.
23702 (tree_single_nonzero_warnv_p): Declare.
23703 (tree_expr_nonzero_warnv_p): Declare.
23704 (tree_unary_nonnegative_warnv_p): Declare.
23705 (tree_binary_nonnegative_warnv_p): Declare.
23706 (tree_single_nonnegative_warnv_p): Declare.
23707 (tree_invalid_nonnegative_warnv_p): Declare.
23709 2008-03-28 Richard Guenther <rguenther@suse.de>
23711 PR tree-optimization/30317
23712 PR tree-optimization/30911
23713 PR tree-optimization/34793
23714 * tree-vrp.c (set_and_canonicalize_value_range): New function.
23715 (struct assert_locus_d): New member EXPR.
23716 (register_new_assert_for): Add EXPR parameter to support
23717 ASSERT_EXPR <name, expr OP limit>.
23718 (register_edge_assert_for_1): Adjust callers.
23719 (find_assert_locations): Likewise.
23720 (process_assert_insertions_for): Build condition from expression.
23721 (extract_range_from_assert): Handle ASSERT_EXPRs
23722 of the form ASSERT_EXPR <name, expr OP limit>.
23723 (register_edge_assert_for_2): New helper registering
23724 asserts for comparisons. Recognize range tests of the form
23725 (unsigned)i - CST1 OP CST2.
23726 (register_edge_assert_for_1): Use it.
23727 (register_edge_assert_for): Likewise.
23728 (needs_overflow_infinity): Integer sub-types
23729 do not need overflow infinities.
23730 (vrp_val_is_max): The extreme values of integer sub-types
23731 are those of the base type.
23732 (vrp_val_is_min): Likewise.
23733 * tree.def (ASSERT_EXPR): Document extra allowed conditional
23736 2008-03-28 Nick Clifton <nickc@redhat.com>
23739 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
23740 Return GENERAL_REGS for stack adjustment reloads.
23742 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
23745 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
23746 const_vector when all the vectors are constant.
23748 2008-03-27 Bob Wilson <bob.wilson@acm.org>
23750 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
23752 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
23753 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
23755 (s<code>_sf): Use new scc_sf attribute for opcode names.
23757 2008-03-27 Tom Tromey <tromey@redhat.com>
23759 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
23760 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
23761 config/spu/t-spu-elf, config/i386/t-interix,
23762 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
23763 config/i386/x-darwin, config/i386/x-mingw32,
23764 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
23765 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
23766 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
23767 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
23768 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
23769 config/rs6000/x-darwin, config/rs6000/t-rs6000,
23770 config/score/t-score-elf, config/arm/t-strongarm-pe,
23771 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
23772 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
23773 Revert automatic dependency patch.
23775 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
23778 * config/i386/i386.c (ix86_function_arg_boundary): Align
23779 decimal floating point to its natural boundary.
23781 2008-03-27 Richard Guenther <rguenther@suse.de>
23783 PR middle-end/35716
23784 * fold-const.c (fold_comparison): Restrict distinct decl
23785 comparison folding to VAR_DECLs and PARM_DECLs. Do not
23786 solely rely on operand_equal_p.
23788 2008-03-27 Richard Guenther <rguenther@suse.de>
23791 * c-common.c (handle_weak_attribute): Reject combination of
23794 2008-03-27 Richard Guenther <rguenther@suse.de>
23796 PR tree-optimization/32810
23797 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
23798 conversions from DECL_INITIAL.
23799 (fold_const_aggregate_ref): Likewise from constructor elements.
23801 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
23803 * tree-affine.h (aff_combination_expand): Declare.
23804 (get_inner_reference_aff): Likewise.
23805 * tree-affine.c (aff_combination_expand): Split out from
23806 tree_to_aff_combination_expand.
23807 (get_inner_reference_aff): New function.
23808 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
23809 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
23810 (struct lim_aux_data): sm_done field removed.
23811 (mem_ref_loc_p, mem_ref_locs_p): New types.
23812 (struct mem_ref): Added id, stored, accesses_in_loop,
23813 indep_loop, dep_loop, indep_ref, dep_ref fields.
23814 Removed is_stored, locs and next fields.
23815 (memory_accesses): New variable.
23816 (movement_possibility): Do not allow moving statements
23817 that store to memory.
23818 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
23820 (determine_max_movement): For statements with memory references,
23821 find the outermost loop in that the reference is independent.
23822 (move_computations_stmt): Mark the virtual operands for renaming.
23823 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
23824 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
23825 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
23826 add_vop_ref_mapping, create_vop_ref_mapping_loop,
23827 create_vop_ref_mapping, analyze_memory_references,
23828 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
23829 get_all_locs_in_loop, ref_always_accessed_p,
23830 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
23831 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
23832 store_motion_loop, store_motion): New functions.
23833 (struct vop_to_refs_elt): New type.
23834 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
23835 memref_hash, memref_eq, hoist_memory_references): Rewritten.
23836 (schedule_sm): Replaced by...
23837 (execute_sm): ... this.
23838 (determine_lsm_ref, hoist_memory_references,
23839 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
23840 find_more_ref_vops, free_mem_ref, free_mem_refs,
23841 determine_lsm_loop, determine_lsm): Removed.
23842 (tree_ssa_lim_finalize): Free data structures used by store motion.
23843 (tree_ssa_lim): Call analyze_memory_references. Use
23844 store_motion instead of determine_lsm.
23846 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23848 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
23849 rename tmake_file to m68hc11/t-m68hc11.
23850 (mcore): Set inhibit_libc to true.
23851 * config.host (alpha*-dec-*vms*): Set extra_programs.
23852 (interix3*): Don't use host_xmake_file.
23853 * configure.ac: Let config.gcc override inhibit_libc.
23854 * configure: Regenerate.
23856 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
23857 * config/t-openbsd-thread: Remove commented out lines.
23859 * config/x-interix: Remove.
23861 * config/m68hc11/t-m68hc11-gas: Rename to...
23862 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
23864 * config/mcore/t-mcore: Remove T_CFLAGS.
23865 * config/mcore/t-mcore-pe: Likewise.
23867 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23869 * configure.ac: Replace custom __GNU_SOURCE test with
23870 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
23871 * aclocal.m4: Regenerate.
23872 * configure: Regenerate.
23873 * config.in: Regenerate.
23875 2008-03-27 Richard Guenther <rguenther@suse.de>
23877 * fold-const.c (target.h): Include.
23878 (fold_comparison): Fold comparison of addresses of decls
23879 that bind locally or of constants. Consolidate address folding code.
23880 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
23881 results from fold_binary_to_constant.
23882 (compare_values_warnv): Likewise.
23884 2008-03-27 Andrew Pinski <pinskia@gmail.com>
23886 PR middle-end/35429
23887 * fold-const.c (fold_truthop): Check for integeral types when folding
23888 a == 0 && b == 0 and a != 0 || b != 0 .
23890 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
23892 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
23894 2008-03-26 Andreas Schwab <schwab@suse.de>
23896 * doc/invoke.texi: Fix use of @item vs. @itemx.
23898 2008-03-26 Tom Tromey <tromey@redhat.com>
23900 * Makefile.in (build/gensupport.o, build/print-rtl.o,
23901 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
23902 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
23903 build/gencodes.o, build/genconditions.o, build/genconfig.o,
23904 build/genconstants.o, build/genemit.o, build/genextract.o,
23905 build/genflags.o, build/genmddeps.o, build/genopinit.o,
23906 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
23909 2008-03-26 Richard Guenther <rguenther@suse.de>
23912 2008-03-26 Richard Guenther <rguenther@suse.de>
23914 * fold-const.c (target.h): Include.
23915 (fold_comparison): Fold comparison of addresses of two decls
23916 that bind locally. Consolidate address folding code.
23918 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23920 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
23921 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
23922 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
23923 dconstsqrt2, dconstthird, dconste and/or dconst10.
23924 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
23925 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
23926 dconstsqrt2, dconste): Delete.
23927 (init_emit_once): Likewise. Simplify initializing dconstm1.
23929 * real.c (get_real_const): New.
23930 * real.h (dconst3, dconst10, dconstm2, dconstthird,
23931 dconstsqrt2, dconste): Delete.
23932 (real_value_const, get_real_const): New.
23934 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
23936 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
23938 * config/i386/i386.c (ix86_function_arg_boundary): Check
23939 BIGGEST_ALIGNMENT instead of 128.
23940 (setup_incoming_varargs_64): Likewise.
23942 2008-03-26 Tom Tromey <tromey@redhat.com>
23944 * Makefile.in (DEPFILES): Add missing '/'.
23946 2008-03-26 Richard Guenther <rguenther@suse.de>
23948 * fold-const.c (target.h): Include.
23949 (fold_comparison): Fold comparison of addresses of two decls
23950 that bind locally. Consolidate address folding code.
23952 2008-03-26 Nick Clifton <nickc@redhat.com>
23955 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
23956 not allow INT+INT as a legitimate addressing mode.
23958 2008-03-26 Richard Guenther <rguenther@suse.de>
23960 * tree-flow.h (widen_bitfield): Remove declaration.
23961 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
23962 (widen_bitfield): Remove function.
23963 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
23966 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
23969 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
23972 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
23974 PR rtl-optimization/35232
23975 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
23976 (forget_old_reloads_1, forget_marked_reloads): Don't clear
23977 reg_reloaded_call_part_clobbered here.
23978 (reload_regs_reach_end_p): New function.
23979 (reload_reg_rtx_for_input): New variable.
23980 (reload_reg_rtx_for_output): Likewise.
23981 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
23982 when reassigning a pseudo register. Load reloadreg from
23983 reload_reg_rtx_for_input, moving the mode and register
23985 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
23986 instead of the original when deciding whether an input reload
23987 would be a no-op or whether an output reload can be deleted.
23988 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
23989 when setting up new_spill_reg_store. Load it from
23990 reload_reg_rtx_for_output, moving the mode and register
23992 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
23993 instead of the original when deciding whether an output reload
23994 would be a no-op. Do the same when modifying insn notes.
23995 Use rtx_equal_p instead of == to compare the registers.
23996 (inherit_piecemeal_p): Take a mode and two register numbers
23998 (emit_reload_insns): Clear new_spill_reg_store for every hard
23999 register in the reload register. Remove spill registers
24000 from reg_reloaded_valid before considering whether to record
24001 inheritance information for them. Use reload_reg_rtx_for_output
24002 instead of reg_rtx when recording output reloads. Use
24003 reload_reg_rtx_for_input instead of reg_rtx when recording
24004 input reloads. Set or clear reg_reloaded_call_part_clobbered
24005 at the same time as setting reg_reloaded_valid.
24006 (delete_output_reload): Add a new_reload_reg parameter and use it
24007 instead of rld[j].reg_rtx.
24008 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
24011 2008-03-25 Tom Tromey <tromey@redhat.com>
24013 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
24014 (build/genattr.o): Likewise.
24015 (build/genattrtab.o): Likewise.
24016 (build/gencodes.o): Likewise.
24017 (build/genconfig.o): Likewise.
24018 (build/genconstants.o): Likewise.
24019 (build/genemit.o): Likewise.
24020 (build/genextract.o): Likewise.
24021 (build/genflags.o): Likewise.
24023 2008-03-25 Bob Wilson <bob.wilson@acm.org>
24025 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
24026 instead of size_int for integer types.
24027 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
24028 to match type of MINUS_EXPR.
24030 2008-03-25 Tom Tromey <tromey@redhat.com>
24032 * configure: Rebuilt.
24033 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
24036 2008-03-25 Tom Tromey <tromey@redhat.com>
24038 * config/x-solaris (host-solaris.o): Update.
24039 * config/x-linux (host-linux.o): Update.
24040 * config/x-hpux (host-hpux.o): Update.
24041 * config/x-darwin (host-darwin.o): Update.
24042 * config/v850/t-v850e (v850-c.o): Update.
24043 * config/v850/t-v850 (v850-c.o): Update.
24044 * config/t-vxworks (vxworks.o): Update.
24045 * config/t-sol2 (sol2-c.o, sol2.o): Update.
24046 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
24047 * config/spu/t-spu-elf (spu-c.o): Update.
24049 * config/sh/t-symbian (sh-c.o): Update.
24050 (symbian.o): Update.
24051 * config/sh/t-sh (sh-c.o): Update.
24052 * config/score/t-score-elf (score7.o, score3.o): Update.
24053 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
24054 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
24055 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
24056 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
24057 (rs6000.o): Remove.
24058 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
24059 * config/m32c/t-m32c (m32c-pragma.o): Update.
24060 * config/ia64/t-ia64 (ia64-c.o): Update.
24061 * config/i386/x-mingw32 (host-mingw32.o): Update.
24062 * config/i386/x-i386 (driver-i386.o): Update.
24063 * config/i386/x-darwin (host-i386-darwin.o): Update.
24064 * config/i386/x-cygwin (host-cygwin.o): Update.
24065 * config/i386/t-nwld (nwld.o): Update.
24066 * config/i386/t-netware (netware.o): Update.
24067 * config/i386/t-interix (winnt.o): Update.
24068 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
24069 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
24070 msformat-c.o): Update.
24071 * config/bfin/t-bfin-linux (generated_files): Add
24072 linux-sysroot-suffix.h.
24073 * config/arm/t-wince-pe (pe.o): Update.
24074 * config/arm/t-strongarm-pe (pe.o): Update.
24075 * config/arm/t-pe (pe.o): Update.
24076 * config/arm/t-arm (arm-c.o): Update.
24077 * doc/install.texi (Prerequisites): Require make 3.80.
24078 * Makefile.in: Remove .o targets.
24079 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
24080 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
24081 (simple_generated_h, simple_generated_c): Move earlier.
24082 (generated_files): New variable.
24083 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
24084 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
24085 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
24086 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
24087 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
24088 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
24089 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
24090 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
24091 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
24092 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
24093 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
24094 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
24096 (COMPILE.base, COMPILE): New variables.
24097 (%.o): New pattern rule.
24098 (ALL_HOST_OBJS): New variable.
24099 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
24100 (dummy-checksum.o, cc1-checksum.o): Remove.
24101 (DRIVER_SHLIB): New variable.
24102 (DRIVER_DEFINES): Use it.
24103 (gencondmd.c): Move out of build/.
24104 (s-conditions): Update.
24105 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
24106 (ALL_BUILD_OBJS): Likewise.
24107 (build/%.o): Use BUILDCOMPILE.
24108 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
24109 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
24110 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
24111 build/gencheck.o, build/gencodes.o, build/genconditions.o,
24112 build/genconfig.o, build/genconstants.o, build/genemit.o,
24113 build/genextract.o, build/genflags.o, build/genmddeps.o,
24114 build/genopinit.o, build/genoutput.o, build/genpeep.o,
24115 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
24116 build/gen-protos.o, build/scan.o, build/fix-header.o,
24117 build/scan-decls.o): Simplify.
24118 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
24119 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
24120 prefix.o, toplev.o): Reduce to variable setting.
24121 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
24122 ($(out_object_file), gcc-options.o): New targets.
24123 ($(ALL_HOST_OBJS)): New target. Include dependency files.
24124 * configure: Rebuilt.
24125 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
24126 * doc/sourcebuild.texi (Front End Directory): Document new variable.
24128 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
24130 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
24131 complain when we hit an error, return ERROR_MARK_NODE.
24133 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24135 * config/sh/constraints.md (Pso, Psz): New constraints.
24136 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
24137 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
24139 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24141 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
24142 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
24144 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24146 * config/sh/sh.md (prefetch): Add condition for SH2A target.
24147 (prefetch_sh2a): New.
24149 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
24150 Naveen.H.S <naveen.hs@kpitcummins.com>
24152 * config/sh/constraints.md (I28): New constraint.
24153 * config/sh/sh.c (broken_move): Add support for movi20s.
24154 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
24156 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
24157 Jayant Sonar <Jayant.sonar@kpitcummins.com>
24158 Naveen.H.S <naveen.hs@kpitcummins.com>
24160 * config/sh/sh.c (SH_ATTRIBUTES): Define.
24161 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
24162 (print_operand): Handle resbank in %@ operand code.
24163 (sh_encode_section_info): New.
24164 (push_regs): Add conditions for resbank.
24165 (sh_expand_epilogue): Likewise.
24166 (sh_insert_attributes): Likewise.
24167 (sh_attribute_table): Likewise.
24168 (sh_handle_resbank_handler_attribute): New.
24169 (sh2a_handle_function_vector_handler_attribute): New.
24170 (sh2a_is_function_vector_call): New.
24171 (sh2a_get_function_vector_number): New.
24172 (sh2a_function_vector_p): New.
24173 (sh_cfun_resbank_handler_p): New.
24174 * config/sh/sh.md (calli): Emit jsr/n if possible.
24175 (calli_tbr_rel): New.
24176 (calli_pcrel): Emit jsr/n if possible.
24177 (return_i): Emit rts/n if possible.
24178 (call_valuei_tbr_rel): New.
24179 (call_valuei_pcrel): Add condition for SH2A target.
24180 (call_value): Likewise.
24181 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
24182 (sh2a_get_function_vector_number): Likewise.
24183 (sh2a_is_function_vector_call): Likewise.
24184 * doc/extend.texi: Document TBR relative addressing of SH2A.
24185 (resbank): Add description for SH2A.
24187 2008-03-24 Richard Guenther <rguenther@suse.de>
24190 * gimplify.c (gimplify_modify_expr): For frontend type-correct
24191 pointer assignments change conversions according to middle-end rules.
24192 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
24193 * configure.ac: Include type checking in yes.
24194 * configure: Regenerate.
24196 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24198 * diagnostic.c (diagnostic_count_diagnostic): Delete.
24199 (diagnostic_report_diagnostic): Update. Handle ICEs here.
24201 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
24203 * gthr-vxworks.h (UNUSED): Define.
24205 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
24207 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
24209 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
24211 * doc/extend.texi (Function Attributes): Add missing comma in the
24212 example of the "alloc_size" attribute.
24214 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
24217 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24219 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24222 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24225 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24226 of the underlying type of a MS bitfield layout to the natural
24227 alignment of the type.
24229 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24231 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24232 to their natural alignment to avoid store forwarding stalls.
24234 2008-03-22 Richard Guenther <rguenther@suse.de>
24236 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
24237 For PHI nodes verify the address is invariant.
24238 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
24239 (get_symbol_constant_value): Use is_gimple_min_invariant.
24240 (maybe_fold_stmt_indirect): Likewise.
24242 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
24244 PR rtl-optimization/33927
24245 * Makefile.in (dse.o): Depend on $(TM_P_H).
24246 * expr.h (extract_low_bits): Declare.
24247 * expmed.c (extract_low_bits): New function.
24248 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
24249 * dse.c: Include tm_p.h.
24250 (find_shift_sequence): Remove the read_reg argument and return the
24251 read value. Emit the instructions instead of returning them.
24252 Iterate on new_mode rather than calculating it each time.
24253 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
24254 source to NEW_MODE and extract_low_bits to convert the shifted
24255 value to READ_MODE.
24256 (replace_read): Allow the load and store to have different mode
24257 classes. Use extract_low_bits when SHIFT == 0. Create the shift
24258 or extraction instructions before trying the replacement. Update
24259 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
24261 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24263 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24264 to their natural alignment to avoid store forwarding stalls.
24266 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
24269 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
24270 encouraging but not allowing gprs for input;
24271 change the input constraint to !f#r.
24272 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
24274 change the output constraint to !f#r.
24276 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
24279 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
24280 corresponding post-reload splitters.
24281 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
24282 when x87 FP math is selected.
24283 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
24284 New function prototype.
24285 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
24286 unreachable function to ease macroization of insn patterns.
24288 2008-03-21 Martin Jambor <mjambor@suse.cz>
24290 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
24291 reference dumps if ddr is NULL or dependence is unknown.
24293 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24295 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
24296 unsigned extension into account.
24297 (ATOMIC_COMPARE_AND_SWAP): Likewise.
24298 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
24299 Do computations on a scratch register.
24301 2008-03-21 Richard Guenther <rguenther@suse.de>
24303 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
24304 Use is_gimple_min_invariant instead of TREE_INVARIANT.
24305 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
24306 * tree-ssa-dom.c (record_equality): Likewise.
24307 * tree-inline.c (copy_body_r): Likewise.
24308 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
24311 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24313 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
24314 as 'delete_unused' argument.
24316 2008-03-20 Richard Guenther <rguenther@suse.de>
24318 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24319 special casing of constant qualifiers.
24320 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
24321 care about them in general.
24322 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
24323 regardless of their type.
24324 (fold_stmt_r): Forcefully fold *& if we end up with that.
24326 2008-03-20 Paul Brook <paul@codesourcery.com>
24328 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
24329 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
24331 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
24333 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
24334 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
24336 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
24338 * common.opt (Wmudflap): New option.
24339 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
24340 (mx_register_decls): Likewise.
24341 (mudflap_finish_file): Likewise.
24342 * doc/invoke.texi: Document -Wno-mudflap.
24344 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
24346 * c-format.c (replace_format_name_to_system_name): New.
24347 (cmp_attribs): New.
24348 (convert_format_name_to_system_name): New.
24349 (decode_format_attr): Add use of convert_format_name_to_system_name.
24350 (format_types_orig): Add gnu_ prefix to names.
24351 (check_format_info_main): Special treating of \0 escaped names for
24352 supporting multi-character format specifiers as I32, I64.
24353 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
24354 (gnu_target_overrides_format_attributes): New.
24355 * c-format.h: Add structure target_ovr_attr to hold
24356 system specific formatter names.
24357 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
24358 msformat-c.o file to c_target_objs and cxx_target_objs.
24359 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24360 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
24361 (TARGET_N_FORMAT_TYPES): New.
24362 * config/i386/msformat-c.c: New.
24363 * config/i386/t-cygming: Add build rule for msformat-c.o.
24364 * doc/extend.texi: Add new format names gnu_* and ms_* and
24366 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24368 2008-03-20 Ira Rosen <irar@il.ibm.com>
24370 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
24371 optimizations turned on under -O3.
24372 (ftree-vectorize): Add that the flag is turned on with -O3.
24374 2008-03-20 Ben Elliston <bje@au.ibm.com>
24376 * regmove.c (try_auto_increment): Fix spelling error in comment.
24377 * final.c (final_scan_insn): Likewise.
24379 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
24382 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
24383 allocator preferences for "y" and "r" class registers.
24384 ("*mov<mode>_internal"): Ditto.
24385 ("*movv2sf_internal_rex64"): Ditto.
24386 ("*movv2sf_internal"): Ditto.
24388 2008-03-19 Michael Matz <matz@suse.de>
24390 PR middle-end/35616
24391 * calls.c (expand_call): Check overlap of arguments with call
24392 address for sibcalls.
24394 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24397 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24398 of the underlying type of a MS bitfield layout to the natural
24399 alignment of the type.
24401 2008-03-19 Jan Hubicka <jh@suse.cz>
24404 * toplev.c (decode_d_option): Handle all CPP flags.
24405 * tree-vrp.c: Update tree_pass descriptors.
24406 * regrename.c: Update tree_pass descriptors.
24407 * fwprop.c: Update tree_pass descriptors.
24408 * doc/invoke.texi: Remove documentation of dropped -d? flags.
24409 * tree-into-ssa.c: Update tree_pass descriptors.
24410 * tree-dump.c: Update tree_pass descriptors.
24411 * tree-complex.c: Update tree_pass descriptors.
24412 * tree-dump.h: Update tree_pass descriptors.
24413 * see.c: Update tree_pass descriptors.
24414 * cgraphbuild.c: Update tree_pass descriptors.
24415 * tracer.c: Update tree_pass descriptors.
24416 * tree-loop-distribution.c: Update tree_pass descriptors.
24417 * cgraph.c: Update tree_pass descriptors.
24418 * postreload-gcse.c: Update tree_pass descriptors.
24419 * postreload.c: Update tree_pass descriptors.
24420 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
24421 * tree-tailcall.c: Update tree_pass descriptors.
24422 * tree-pass.h (tree_opt_pass): Rename to ...
24423 (opt_pass) ... this one; add "type" field and remove letter field.
24424 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
24425 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
24426 all_lowering_passes): Update declaration.
24427 * ipa-cp.c: Update tree_pass descriptors.
24428 * final.c: Update tree_pass descriptors.
24429 * omp-low.c: Update tree_pass descriptors.
24430 * tree-ssa-dse.c: Update tree_pass descriptors.
24431 * ipa-reference.c: Update tree_pass descriptors.
24432 * tree-ssa-uncprop.c: Update tree_pass descriptors.
24433 * auto-inc-dec.c: Update tree_pass descriptors.
24434 * reorg.c: Update tree_pass descriptors.
24435 * cgraphunit.c: Update tree_pass descriptors.
24436 * tree-ssa-copyrename.c: Update tree_pass descriptors.
24437 * tree-ssa-ccp.c: Update tree_pass descriptors.
24438 * df-core.c: Update tree_pass descriptors.
24439 * mode-switching.c: Update tree_pass descriptors.
24440 * tree-nomudflap.c: Update tree_pass descriptors.
24441 * modulo-sched.c: Update tree_pass descriptors.
24442 * ipa-pure-const.c: Update tree_pass descriptors.
24443 * cse.c: Update tree_pass descriptors.
24444 * web.c: Update tree_pass descriptors.
24445 * tree-stdarg.c: Update tree_pass descriptors.
24446 * tree-ssa-math-opts.c: Update tree_pass descriptors.
24447 * tree-ssa-dom.c: Update tree_pass descriptors.
24448 * tree-nrv.c: Update tree_pass descriptors.
24449 * tree-ssa-alias.c: Update tree_pass descriptors.
24450 * loop-init.c: Update tree_pass descriptors.
24451 * gimple-low.c: Update tree_pass descriptors.
24452 * ipa-inline.c: Update tree_pass descriptors.
24453 * tree-ssa-sink.c: Update tree_pass descriptors.
24454 * global.c: Update tree_pass descriptors.
24455 * ifcvt.c: Update tree_pass descriptors.
24456 * jump.c: Update tree_pass descriptors.
24457 * predict.c: Update tree_pass descriptors.
24458 * tree-ssa-loop.c: Update tree_pass descriptors.
24459 * recog.c: Update tree_pass descriptors.
24460 * dse.c: Update tree_pass descriptors.
24461 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
24462 * tree-eh.c: Update tree_pass descriptors.
24463 * regmove.c: Update tree_pass descriptors.
24465 * function.c: Update tree_pass descriptors.
24466 * tree-vectorizer.c: Update tree_pass descriptors.
24467 * gcse.c: Update tree_pass descriptors.
24468 * ipa-type-escape.c: Update tree_pass descriptors.
24469 * tree-if-conv.c: Update tree_pass descriptors.
24470 * init-regs.c: Update tree_pass descriptors.
24471 * ipa.c: Update tree_pass descriptors.
24472 * tree-ssa-phiopt.c: Update tree_pass descriptors.
24473 * rtl-factoring.c: Update tree_pass descriptors.
24474 * lower-subreg.c: Update tree_pass descriptors.
24475 * bt-load.c: Update tree_pass descriptors.
24476 * tree-dfa.c: Update tree_pass descriptors.
24477 * except.c: Update tree_pass descriptors.
24478 * emit-rtl.c: Update tree_pass descriptors.
24479 * cfgexpand.c: Update tree_pass descriptors.
24480 * tree-cfgcleanup.c: Update tree_pass descriptors.
24481 * cfgcleanup.c: Update tree_pass descriptors.
24482 * tree-ssa-pre.c: Update tree_pass descriptors.
24483 * tree-sra.c: Update tree_pass descriptors.
24484 * tree-mudflap.c: Update tree_pass descriptors.
24485 * tree-ssa-copy.c: Update tree_pass descriptors.
24486 * cfglayout.c: Update tree_pass descriptors.
24487 * tree-ssa-forwprop.c: Update tree_pass descriptors.
24488 * tree-ssa-dce.c: Update tree_pass descriptors.
24489 * tree-ssa.c: Update tree_pass descriptors.
24490 * regclass.c: Update tree_pass descriptors.
24491 * integrate.c: Update tree_pass descriptors.
24492 * tree-optimize.c: Update tree_pass descriptors.
24493 * tree-ssa-phiprop.c: Update tree_pass descriptors.
24494 * tree-object-size.c: Update tree_pass descriptors.
24495 * combine.c: Update tree_pass descriptors.
24496 * tree-outof-ssa.c: Update tree_pass descriptors.
24497 * bb-reorder.c: Update tree_pass descriptors.
24498 * stack-ptr-mod.c: Update tree_pass descriptors.
24499 * var-tracking.c: Update tree_pass descriptors.
24500 * tree-profile.c: Update tree_pass descriptors.
24501 * tree-vect-generic.c: Update tree_pass descriptors.
24502 * reg-stack.c: Update tree_pass descriptors.
24503 * sched-rgn.c: Update tree_pass descriptors.
24504 * tree-ssa-structalias.c: Update tree_pass descriptors.
24505 * tree-cfg.c: Update tree_pass descriptors.
24506 * passes.c (current_pass): Update declaration.
24507 (finish_optimization_passes): Update.
24508 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
24509 (register_one_dump_file, register_dump_files_1, next_pass_1):
24511 (init_optimization_passes): Update handling of new types.
24512 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
24513 * ipa-struct-reorg.c: Update tree_pass descriptors.
24514 * tree-ssa-reassoc.c: Update tree_pass descriptors.
24515 * combine-stack-adj.c: Update tree_pass descriptors.
24516 * cfgrtl.c: Update tree_pass descriptors.
24517 * dce.c: Update tree_pass descriptors.
24518 * tree-ssanames.c: Update tree_pass descriptors.
24520 2008-03-19 Richard Guenther <rguenther@suse.de>
24522 PR middle-end/35609
24523 * tree-ssa.c (walk_data): New structure.
24524 (warn_uninitialized_var): If not always_executed warn with "maybe"
24526 (execute_early_warn_uninitialized): Compute post-dominators.
24527 Initialize always_executed before processing each basic block.
24529 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
24532 * config/i386/i386.c (x86_this_parameter): Calculate correct location
24533 of "this" pointer when "regparm = N" or "fastcall" is in effect.
24535 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24537 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
24539 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
24541 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
24543 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
24544 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
24545 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
24546 target after ignore has been set, and move there also the commputation
24547 of subtarget and original_target.
24548 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
24549 (LANG_HOOKS_INITIALIZER): Remove it.
24550 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
24552 2008-03-18 Richard Guenther <rguenther@suse.de>
24554 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
24555 found an expression with constants, note that in the VN for the lhs.
24556 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
24557 fold them to constants if possible. Run cleanup_cfg if done so.
24558 (execute_pre): Return todo.
24559 (do_pre): Likewise.
24560 (execute_fre): Likewise.
24561 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
24563 (get_prop_source_stmt): Look through pointer conversions.
24565 2008-03-18 Jan Hubicka <jh@suse.cz>
24567 * tree-pretty-print.c: Include predict.h.
24568 (dump_generic_node): Dump predictor.
24569 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
24570 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
24571 * gimple-low.c (lower_stmt): Likewise.
24572 * expr.c (expand_expr_real): Likewise.
24573 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
24575 (build_predict_expr, build_predict_expr): New.
24576 * predict.h (predictor_name, build_predict_expr): Update.
24577 * c-typeck.c (c_finish_bc_stmt): Add prediction.
24578 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
24579 * predict.def (PRED_CONTINUE): Update hitrate.
24580 * tree.def (PREDICT_EXPR): Define.
24581 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
24582 do not handle BIND_EXPR.
24583 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
24584 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
24585 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
24588 2008-03-18 Michael Matz <matz@suse.de>
24590 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
24592 2008-03-18 Richard Guenther <rguenther@suse.de>
24594 * tree-gimple.h (is_gimple_invariant_address): Declare.
24595 (is_gimple_constant): Likewise.
24596 * tree-gimple.c (is_gimple_constant): New function.
24597 (is_gimple_invariant_address): Likewise.
24598 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
24599 and is_gimple_invariant_address.
24600 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
24602 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
24603 an addressable base.
24605 2008-03-18 Jakub Jelinek <jakub@redhat.com>
24607 PR middle-end/35611
24608 * gimplify.c (gimplify_expr): Gimplify second operand of
24611 2008-03-17 Richard Guenther <rguenther@suse.de>
24613 PR tree-optimization/19637
24614 * fold-const.c (fold_unary): Remove restrictions of removing
24615 intermediate pointer-conversions (P2)(P1)P0.
24616 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
24617 conversion to void pointer.
24618 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
24620 2008-03-16 James E. Wilson <wilson@tuliptree.org>
24623 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
24624 emulated thread local variables.
24626 2008-03-16 Richard Guenther <rguenther@suse.de>
24628 PR middle-end/35607
24629 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
24630 expand TREE_INVARIANT operations that are not gimple invariant.
24632 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
24634 * doc/extend.texi (Alignment): Say that the ABI controls
24635 the __alignof__ for non-strict-alignment targets rather
24636 than being a recommendation.
24638 2008-03-15 Paul Brook <paul@codesourcery.com>
24640 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
24642 (arm_output_fn_unwind): Mark functions that can not be unwound.
24644 2008-03-15 Paul Brook <paul@codesourcery.com>
24646 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
24647 extension instructions.
24649 2008-03-15 Richard Guenther <rguenther@suse.de>
24651 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
24652 and fold constant aggregate refs.
24653 (fold_const_aggregate_ref): Handle string constants
24654 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
24655 (evaluate_stmt): Simplify now that ccp_fold folds constant
24658 2008-03-15 Paul Brook <paul@codesourcery.com>
24660 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
24661 (extzv): Use gen_extzv_t2.
24662 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
24664 2008-03-15 Richard Guenther <rguenther@suse.de>
24666 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
24667 (fold_const_aggregate_ref): Likewise.
24668 (get_value): Return NULL if we don't have any values.
24669 (ccp_finalize): Set const_val to NULL after freeing it.
24670 * tree-flow.h (get_symbol_constant_value): Declare.
24671 (fold_const_aggregate_ref): Likewise.
24672 * tree-ssa-sccvn.c (try_to_simplify): Use them.
24674 2008-03-15 Richard Guenther <rguenther@suse.de>
24676 PR middle-end/35593
24677 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
24678 to not produce negative array indices if not allowed. Add
24679 parameter to indicate that.
24680 (maybe_fold_offset_to_component_ref): Allow negative array
24681 indices only for the first member of a structure.
24682 (maybe_fold_offset_to_reference): Allow negative array indices.
24683 (maybe_fold_stmt_addition): Likewise.
24685 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
24686 Anatoly Sokolov <aesok@post.ru>
24688 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
24689 (avr_arch): Add ARCH_AVR6.
24690 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
24691 (initial_elimination_offset): Initialize and use 'avr_pc_size'
24692 instead of fixed value 2.
24693 (print_operand_address): Use gs() asm specifier instead of pm().
24694 (avr_assemble_integer): (Ditto.).
24695 (avr_output_addr_vec_elt): (Ditto.).
24696 (print_operand): Handle "!" code.
24697 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
24698 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
24699 (AVR_HAVE_EIJMP_EICALL): Define.
24700 (AVR_3_BYTE_PC): Redefine.
24701 (AVR_2_BYTE_PC): (Ditto.).
24702 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
24703 (LINK_SPEC): Add atmega2560 and atmega2561.
24704 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
24706 * config/avr/avr.md (call_insn): Use eicall instead of icall
24707 for 3 byte PC devices.
24708 (call_value_insn): (Ditto.).
24709 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
24710 (indirect_jump): Use only for for 2 byte PC devices.
24711 (*tablejump): (Ditto.).
24712 (*indirect_jump_avr6): Add insn.
24713 (*tablejump_rjmp): Don't use for 3 byte PC devices.
24714 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
24715 instead of ijmp for 3 byte PC devices.
24716 (__tablejump2__): (Ditto.).
24717 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
24718 (MULITLIB_DIRNAMES): (Ditto.).
24719 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
24721 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
24723 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
24724 "sse2_umulsidi3". Use V1DI mode for operand 0.
24725 ("mmx_psadbw"): Use V1DI mode for operand 0.
24726 * config/i386/i386-modes.def (V1SI): New vector mode.
24727 * config/i386/i386.c (struct builtin_description)
24728 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
24729 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
24730 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
24731 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
24732 v1di_ftype_v8qi_v8qi type.
24733 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
24735 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
24736 __builtin_ia32_pmuludq]: Fix the mode of return value.
24738 2008-03-15 Richard Guenther <rguenther@suse.de>
24740 PR middle-end/35595
24741 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
24744 2008-03-14 Bob Wilson <bob.wilson@acm.org>
24746 * doc/invoke.texi (Option Summary, Xtensa Options): Document
24747 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
24748 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
24749 unless TARGET_SERIALIZE_VOLATILE is enabled.
24750 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
24751 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
24752 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
24754 2008-03-14 Richard Guenther <rguenther@suse.de>
24756 PR tree-optimization/34172
24757 * tree-flow.h (refs_may_alias_p): Declare.
24758 (get_single_def_stmt): Likewise.
24759 (get_single_def_stmt_from_phi): Likewise.
24760 (get_single_def_stmt_with_phi): Likewise.
24761 * tree-dfa.c (refs_may_alias_p): New function.
24762 (get_single_def_stmt): Likewise.
24763 (get_single_def_stmt_from_phi): Likewise.
24764 (get_single_def_stmt_with_phi): Likewise.
24765 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
24766 (vn_reference_lookup_1): New helper function.
24767 (vn_reference_lookup): Walk the virtual use-def chain to
24768 continue searching for a match if the def does not alias the
24769 reference we are looking for.
24771 2008-03-14 David Edelsohn <edelsohn@gnu.org>
24773 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
24774 archive and Perzl. Update The Written Word listing.
24776 2008-03-14 Richard Guenther <rguenther@suse.de>
24778 PR tree-optimization/34043
24779 PR tree-optimization/33989
24780 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
24782 (bitmap_find_leader): Use extra argument to verify dominance
24783 relationship inside a basic-block.
24784 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
24785 (find_leader_in_sets): Adjust.
24786 (create_component_ref_by_pieces): Take extra argument for
24787 dominance check, handle lookup failures.
24788 (find_or_generate_expression): Likewise.
24789 (create_expression_by_pieces): Likewise.
24790 (insert_into_preds_of_block): Adjust.
24791 (create_value_expr_from): If asked for, verify all operands
24792 are in the blocks AVAIL_OUT set.
24793 (make_values_for_stmt): Check for SSA_NAMEs that are life
24794 over an abnormal edge.
24795 (compute_avail): Remove such check.
24796 (do_SCCVN_insertion): New function.
24797 (eliminate): If we do not find a leader suitable for replacement
24798 insert a replacement expression from SCCVN if available.
24799 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
24800 (struct vn_ssa_aux): Add needs_insertion flag.
24801 * tree-ssa-sccvn.c (may_insert): New global flag.
24802 (copy_reference_ops_from_ref): Value-number union member access
24803 based on its size, not type and member if insertion is allowed.
24804 (visit_reference_op_load): For a weak match from union type
24805 punning lookup a view-converted value and insert a SSA_NAME
24806 for that value if that is not found.
24807 (visit_use): Make dumps shorter. Do not disallow value numbering
24808 SSA_NAMEs that are life over an abnormal edge to constants.
24809 (free_scc_vn): Release inserted SSA_NAMEs.
24810 (run_scc_vn): New flag to specify whether insertion is allowed.
24811 Process SSA_NAMEs in forward order.
24812 * tree-ssa-loop-im.c (for_each_index): Handle invariant
24813 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
24814 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
24815 pointer type to/from integral types that do not change the
24816 precision to regular conversions.
24818 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24820 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24821 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24822 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
24823 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
24824 input arguments and the mode of return value. Built-in functions
24825 that operate on whole 64-bit MMX register now use V1DI mode.
24827 2008-03-13 Alon Dayan <alond@il.ibm.com>
24828 Olga Golovanevsky <olga@il.ibm.com>
24830 PR tree-optimization/35041
24831 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
24832 to locate the right position in a statement.
24834 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24838 * config/i386/xmmintrin.h: Change all static inline functions to
24839 extern inline and add __gnu_inline__ attribute.
24840 * config/i386/bmintrin.h: Ditto.
24841 * config/i386/smmintrin.h: Ditto.
24842 * config/i386/tmmintrin.h: Ditto.
24843 * config/i386/mmintrin-common.h: Ditto.
24844 * config/i386/ammintrin.h: Ditto.
24845 * config/i386/emmintrin.h: Ditto.
24846 * config/i386/pmmintrin.h: Ditto.
24847 * config/i386/mmintrin.h: Ditto.
24848 * config/i386/mm3dnow.h: Ditto.
24850 2008-03-13 Jakub Jelinek <jakub@redhat.com>
24852 PR middle-end/35185
24853 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
24854 (lower_omp_2): New function.
24855 (lower_omp_1, lower_omp): Rewritten.
24857 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
24860 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
24861 with the phrase "Microsoft Windows compilers".
24862 (Push/Pop Macro Pragmas): New subsection. Document
24863 #pragma push_macro and pragma pop_macro.
24865 2008-03-12 Paul Brook <paul@codesourcery.com>
24867 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
24869 2008-03-12 Paul Brook <paul@codesourcery.com>
24871 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
24872 (thumb2_alusi3_short): Exclude PLUS and MINUS.
24873 (thumb2_addsi_shortim): Rename ...
24874 (thumb2_addsi_short): ... to this. Allow register operands.
24875 (thumb2_subsi_short): New pattern.
24876 (thumb2_one_cmplsi2_short,
24877 thumb2_negsi2_short): New patterns and peepholes.
24879 2008-03-12 Paul Brook <paul@codesourcery.com>
24881 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
24883 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
24885 * config/i386/i386.md (int_cond): New code iterator.
24887 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
24888 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
24889 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
24890 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
24891 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
24892 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
24893 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
24894 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
24896 2008-03-12 Paul Brook <paul@codesourcery.com>
24898 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
24899 instead of {arm,thumb}_compute_save_reg_mask.
24900 (output_return_instruction): Ditto.
24901 (thumb_unexpanded_epilogue): Ditto.
24902 (thumb1_expand_prologue): Ditto.
24903 (thumb1_output_function_prologue): Ditto.
24904 (arm_set_return_address): Ditto.
24905 (thumb_set_return_address): Ditto.
24906 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
24907 regs to achieve stack alignment.
24908 (thumb1_compute_save_reg_mask): Fix compiler warning.
24909 (arm_output_epilogue): Use offsets->saved_regs_mask.
24910 Adjust stack pointer by poping call clobered registers.
24911 (arm_expand_prologue): Use offsets->saved_regs_mask.
24912 Adjust stack pointer by pushing extra registers.
24913 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
24915 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
24918 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
24919 conversion to the operands of a multiplication.
24921 2008-03-12 Richard Guenther <rguenther@suse.de>
24923 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
24924 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
24925 * timevar.def (TV_TREE_PHIPROP): Add.
24926 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
24927 pass description. Use TV_TREE_PHIPROP.
24928 * tree-ssa-forwprop.c: Remove phiprop code.
24930 2008-03-12 Jakub Jelinek <jakub@redhat.com>
24932 PR middle-end/35549
24933 * omp-low.c (maybe_lookup_decl): Constify first argument.
24934 (use_pointer_for_field): Change last argument from bool to
24935 omp_context *. Disallow shared copy-in/out in nested
24936 parallel if decl is shared in outer parallel too.
24937 (build_outer_var_ref, scan_sharing_clauses,
24938 lower_rec_input_clauses, lower_copyprivate_clauses,
24939 lower_send_clauses, lower_send_shared_vars): Adjust callers.
24941 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
24942 Ira Rosen <irar@il.ibm.com>
24944 * tree-vectorizer.c (free_stmt_vec_info): New function.
24945 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
24946 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
24947 * tree-vectorizer.h (free_stmt_vec_info): Declare.
24948 * tree-vect-transform.c (vectorizable_conversion): Free
24949 vec_oprnds0 if it was allocated.
24950 (vect_permute_store_chain): Remove unused VECs.
24951 (vectorizable_store): Free VECs that are allocated in the..
24953 (vect_transform_strided_load, vectorizable_load): Likewise.
24954 (vect_remove_stores): Simplify the code.
24955 (vect_transform_loop): Move code to vect_remove_stores().
24956 Call vect_remove_stores() and free_stmt_vec_info().
24958 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24960 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
24961 TARGET_HPUX. Revise comment.
24962 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
24963 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
24964 Use sr4 variant of `be' instruction when not generating PIC code.
24965 (attr_length_call): Adjust for above change.
24967 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24969 * ipa-reference.c (static_execute): Remove module_statics_const and
24970 associated setting code.
24972 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24975 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
24976 predicate for operand 1.
24977 (paritysi2_cmp): Use register_operand predicate for operand 2.
24978 Use earlyclobber modifier for operand 1. Remove support for
24980 (paritydi2_cmp): Use register_operand predicate for operand 3.
24981 Use earlyclobber modifier for operand 1. Remove support for
24984 2008-03-11 Paul Brook <paul@codesourcery.com>
24985 Vladimir Prus <vladimir@codesourcery.com>
24987 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
24988 (arm_compute_save_reg0_reg12_mask): Always
24989 check if register 11 must be saved. Always safe hard frame pointer
24990 when frame_pointer_needeed.
24991 (arm_compute_save_reg_mask): Save IP and PC
24992 only with apcs frames.
24993 (arm_output_epilogue): Adjust Thumb2 codepath to
24994 be also invoked and work for ARM non-apcs frames.
24995 (arm_expand_prologue): Don't bother saving IP
24996 for non-apcs frame, since it's not clobbered by
24997 prologue code. Implement non-apcs frame
25000 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
25002 PR rtl-optimization/35281
25003 * expr.c (convert_move): Use a new pseudo for the intermediate
25004 from_mode->word_mode result.
25006 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
25008 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
25009 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
25010 * toplev.c (compile_file): Don't call it.
25012 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
25014 PR middle-end/35526
25015 * expr.c (store_expr): Call emit_block_move if the mode
25016 of "temp" RTX is BLKmode.
25018 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
25019 Richard Guenther <rguenther@suse.de>
25021 PR tree-optimization/31358
25022 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
25023 the step with a NULL_TREE.
25024 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
25025 to sizetype if type is a pointer type.
25026 (add_candidate_1): Don't convert the base and step to
25027 the generic type if the orginal type is a pointer type.
25028 (add_iv_value_candidates): Use sizetype for the step
25029 if type is a pointer type.
25030 (cand_value_at): Likewise.
25031 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
25033 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
25034 Don't convert the tem affine to the type.
25035 (add_elt_to_tree): Use sizetype for the step if a pointer.
25036 Use POINTER_PLUS_EXPR for pointers.
25037 (aff_combination_to_tree): Use sizetype for the step if a
25040 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
25042 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
25043 Remove commutativity hint.
25045 2008-03-10 Jakub Jelinek <jakub@redhat.com>
25049 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
25050 errorneous type. Check that v is a VAR_DECL.
25052 PR middle-end/35099
25053 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
25055 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
25057 PR tree-optimization/35494
25058 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
25059 may be overriden at link and run time.
25061 2008-03-10 Richard Guenther <rguenther@suse.de>
25063 PR tree-optimization/34677
25064 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
25065 (poolify_tree): Likewise.
25066 (modify_expr_template): Likewise.
25067 (poolify_modify_stmt): Likewise.
25068 (insert_fake_stores): Handle all component-ref style stores
25069 in addition to INDIRECT_REF. Also handle complex types.
25070 Do not poolify the inserted load.
25071 (realify_fake_stores): Do not rebuild the tree but only
25072 make it a SSA_NAME copy.
25073 (init_pre): Remove initialzation of modify_expr_template.
25074 Do not allocate modify_expr_node_pool.
25075 (fini_pre): Do not free modify_expr_node_pool.
25077 2008-03-10 Paul Brook <paul@codesourcery.com>
25079 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
25080 to avoid conflicts.
25082 2008-03-10 Paul Brook <paul@codesourcery.com>
25083 Mark Shinwell <shinwell@codesourcery.com>
25085 * config/arm/cortex-r4.md: New.
25086 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
25088 * config/arm/arm.md: Include cortex-r4.md.
25089 (insn): Add smmls, sdiv and udiv values.
25090 (generic_sched): Don't use generic scheduling for Cortex-R4.
25091 (arm_issue_rate): New function.
25092 (TARGET_SCHED_ISSUE_RATE): Define.
25094 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
25096 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
25098 2008-03-10 Richard Guenther <rguenther@suse.de>
25100 * tree-ssa-pre.c (get_sccvn_value): Simplify.
25101 (compute_avail): Do not add stmt uses to AVAIL_OUT.
25103 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
25105 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
25106 Set default to true.
25108 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25110 * c.opt (Wsynth): Deprecate.
25111 * doc/invoke.texi (Option Summary, Warning Options): Document
25112 -Wno-format-contains-nul.
25114 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
25117 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
25118 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
25120 2008-03-09 Ira Rosen <irar@il.ibm.com>
25122 * config/rs6000/rs6000.c (builtin_description): Rename vector
25123 left shift operations.
25124 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
25125 (altivec_vsl<VI_char>): Rename to ...
25126 (ashl<mode>3): ... new name.
25127 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
25129 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
25131 2008-03-08 Richard Guenther <rguenther@suse.de>
25133 * coverage.h (tree_coverage_counter_addr): Declare.
25134 * coverage.c (tree_coverage_counter_addr): New function.
25135 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
25136 before using again.
25137 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
25138 (tree_gen_one_value_profiler): Likewise.
25139 (tree_gen_ic_profiler): Likewise.
25140 (tree_gen_average_profiler): Likewise.
25141 (tree_gen_ior_profiler): Likewise.
25143 2008-03-08 Richard Guenther <rguenther@suse.de>
25145 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
25146 (vn_binary_op_insert): Likewise.
25147 (vn_unary_op_lookup): Likewise.
25148 (vn_unary_op_insert): Likewise.
25149 (vn_nary_op_lookup): Declare.
25150 (vn_nary_op_insert): Likewise.
25151 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
25152 and binary hashes, use a single obstack for unary_op_pool
25153 and binary_op_pool.
25154 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
25155 a single struct vn_nary_op_s. Store tree code length and
25156 a variable number of operands.
25157 (struct vn_reference_op_struct): Remove unused op2.
25158 (vn_reference_op_eq): Do not compare op2.
25159 (vn_reference_op_compute_hash): Do not compute hash of op2.
25160 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
25161 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
25162 with vn_nary_op_compute_hash.
25163 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
25164 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
25166 (vn_unary_op_insert, vn_binary_op_insert): Replace with
25168 (visit_unary_op): Call nary functions.
25169 (visit_binary_op): Likewise.
25170 (process_scc): Adjust for struct vn_tables_s changes.
25171 (allocate_vn_table): Likewise.
25172 (free_vn_table): Likewise.
25173 * tree-vn.c (vn_add): Call nary functions.
25174 (vn_lookup): Likewise.
25176 2008-03-08 Jakub Jelinek <jakub@redhat.com>
25179 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
25180 wdst back after sync_compare_and_swapqhi_internal.
25182 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
25185 * config/i386/i386-modes.def (V1DI): New vector mode.
25186 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
25187 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
25188 (MMXMODE248): Ditto.
25189 (MMXMODE): Add V1DI mode.
25190 (mmxvecsize): Change DI mode to V1DI mode.
25191 ("mov<mode>): Use MMXMODEI8 mode iterator.
25192 ("*mov<mode>_internal_rex64"): Ditto.
25193 ("*mov<mode>_internal"): Ditto.
25194 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
25195 ("mmx_sub<mode>3"): Ditto.
25196 ("mmx_adddi3"): Remove insn pattern.
25197 ("mmx_subdi3"): Ditto.
25198 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
25199 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
25200 ("mmx_ashl<mode>3"): Ditto.
25201 ("mmx_lshrdi3"): Remove insn pattern.
25202 ("mmx_ashldi3"): Ditto.
25203 * config/i386/i386.c (classify_argument): Handle V1DImode.
25204 (function_arg_advance_32): Ditto.
25205 (function_arg_32): Ditto.
25206 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
25207 mmx_addv1di3 insn pattern.
25208 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
25209 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
25210 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
25211 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
25212 Remove definitions of built-in functions.
25213 (V1DI_type_node): New node.
25214 (v1di_ftype_v1di_int): Ditto.
25215 (v1di_ftype_v1di_v1di): Ditto.
25216 (v2si_ftype_v2si_si): Ditto.
25217 (v4hi_ftype_v4hi_di): Remove node.
25218 (v2si_ftype_v2si_di): Ditto.
25219 (ix86_init_mmx_sse_builtins): Handle V1DImode.
25220 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
25221 Redefine builtins using def_builtin_const with *_ftype_*_int node.
25222 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
25223 Add new builtins using def_builtin_const.
25224 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
25225 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
25226 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
25227 * config/i386/mmintrin.h (__v1di): New typedef.
25228 (_mm_add_si64): Cast arguments to __v1di type.
25229 (_mm_sub_si64): Ditto.
25230 (_mm_sll_pi16): Cast __count to __v4hi type.
25231 (_mm_sll_pi32): Cast __count to __v2si type.
25232 (_mm_sll_si64): Cast arguments to __v1di type.
25233 (_mm_srl_pi16): Cast __count to __v4hi type.
25234 (_mm_srl_pi32): Cast __count to __v2si type.
25235 (_mm_srl_si64): Cast arguments to __v1di type.
25236 (_mm_sra_pi16): Cast __count to __v4hi type.
25237 (_mm_sra_pi32): Cast __count to __v2si type.
25238 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
25239 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
25240 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
25241 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
25242 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
25243 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
25244 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
25245 (_mm_srai_pi32): Use __builtin_ia32_psradi.
25246 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
25247 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
25248 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
25249 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
25251 2008-03-07 Joseph Myers <joseph@codesourcery.com>
25253 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
25255 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
25258 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
25259 reg+const addressing for Altivec modes. Don't generate reg+reg
25260 addressing for TFmode or TDmode quantities.
25262 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
25264 * c-common.c (vector_types_convertible_p): Call langhook
25265 instead of comptypes.
25267 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25270 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
25271 integral and scalar float variables which have a
25274 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
25276 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
25277 dwarf_register_span hook when emitting unwind information for
25278 register-to-memory saves.
25279 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
25280 (rs6000_frame_related): Remove call to spe_synthesize_frame.
25282 2008-03-06 Jakub Jelinek <jakub@redhat.com>
25284 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
25285 for the same VAR_DECL.
25287 2008-03-06 Tom Tromey <tromey@redhat.com>
25289 * treelang: Delete.
25290 * doc/standards.texi (Standards): Don't mention treelang.
25291 * doc/invoke.texi (Overall Options): Don't mention treelang.
25292 * doc/install.texi (Prerequisites): Don't mention bison or
25294 (Configuration): Don't mention treelang.
25295 (Building): Likewise.
25296 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
25298 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
25300 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
25301 word-extractions out of a multi-word object.
25303 2008-03-06 Richard Guenther <rguenther@suse.de>
25305 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
25306 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
25307 result type and precision.
25308 * expr.c (get_inner_reference): Set unsignedp based on the result
25309 type of BIT_FIELD_REF.
25310 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
25311 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
25312 (try_instantiate_multiple_fields): Likewise. Use the correct type
25314 (sra_build_assignment): Likewise.
25315 (sra_build_elt_assignment): Likewise.
25316 (sra_explode_bitfield_assignment): Likewise.
25317 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
25318 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
25319 set BIT_FIELD_REF_UNSIGNED.
25320 (vectorizable_load): Likewise.
25322 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
25324 * cse.c (cse_extended_basic_block): Invalidate artificial defs
25327 2008-03-06 Richard Guenther <rguenther@suse.de>
25329 * alias.c (struct alias_set_entry): Move has_zero_child field
25330 to pack with alias_set.
25332 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
25334 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25337 2008-03-05 Ian Lance Taylor <iant@google.com>
25339 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
25341 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
25343 * fwprop.c (update_df): Support width and offset parameters of
25345 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
25346 global_conflicts): Change DF_REF_EXTRACT to either
25347 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25348 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25349 * df-scan.c (df_ref_record, df_defs_record,
25350 df_ref_create_structure, df_def_record_1, df_uses_record,
25351 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
25352 df_bb_refs_collect, df_entry_block_defs_collect,
25353 df_exit_block_uses_collect): Support new width and offset fields.
25354 (ref_extract_pool): New storage pool.
25355 (df_free_ref): New function.
25356 (df_reg_chain_unlink, df_free_collection_rec,
25357 df_sort_and_compress_refs): Call df_free_ref.
25358 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
25360 (df_ref_create_structure): Allocate df_ref_extract if offset and
25361 width fields are used.
25362 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
25363 (df_uses_record): Get offset and width from ZERO_EXTRACT
25365 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
25366 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25367 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25368 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
25369 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25370 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25371 (df_ref_extract): New structure.
25372 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
25373 (df_ref_create): Add width and offset parameters.
25375 2008-03-05 Richard Guenther <rguenther@suse.de>
25377 * tree-ssa-structalias.c (get_constraint_for_component_ref):
25378 Use ranges_overlap_p.
25379 (offset_overlaps_with_access): Rename
25380 to ranges_overlap_p and move ...
25381 * tree-flow-inline.h (ranges_overlap_p): ... here.
25383 * tree.h (get_inner_reference, handled_component_p): Update
25386 * tree.h (record_component_aliases, get_alias_set,
25387 alias_sets_conflict_p, alias_sets_must_conflict_p,
25388 objects_must_conflict_p): Move declarations ...
25389 * alias.h (record_component_aliases, get_alias_set,
25390 alias_sets_conflict_p, alias_sets_must_conflict_p,
25391 objects_must_conflict_p): ... here.
25392 Include coretypes.h.
25393 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
25395 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
25397 * cfg.c: Include tree-flow.h.
25398 (remove_edge_raw): Call redirect_edge_var_map_clear.
25399 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
25400 * tree-flow-inline.h (redirect_edge_var_map_def): New.
25401 (redirect_edge_var_map_result): New.
25402 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
25403 PENDING_STMT use with redirect_edge_var_map_*.
25404 * tree-ssa.c (edge_var_maps): New definition.
25405 (redirect_edge_var_map_add): New.
25406 (redirect_edge_var_map_clear): New.
25407 (redirect_edge_var_map_dup): New.
25408 (redirect_edge_var_map_vector): New.
25409 (redirect_edge_var_map_destroy): New.
25410 (ssa_redirect_edge): Replace PENDING_STMT use with
25411 redirect_edge_var_map_*.
25412 (flush_pending_stmts): Same.
25413 (delete_tree_ssa): Destroy edge var map.
25414 * tree-flow.h (struct _edge_var_map): New.
25415 Define edge_var_map vector type.
25416 Declare redirect_edge_var_map_* prototypes.
25417 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
25418 * tree-cfg.c (reinstall_phi_args): Replace
25419 PENDING_STMT use with redirect_edge_var_map_*.
25421 2008-03-05 Richard Guenther <rguenther@suse.de>
25423 PR tree-optimization/35472
25424 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
25425 whose single use_stmt has a overlapping set of loaded and
25426 stored symbols as that use_stmt might be a noop assignment then.
25428 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25430 * gthr-rtems.h: Implement __gthread_mutex_destroy.
25432 2008-03-05 Richard Guenther <rguenther@suse.de>
25435 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
25436 should be constants.
25437 * tree-cfg.c (verify_expr): Verify it.
25438 * fold-const.c (fold_truthop): Remove code generating
25439 BIT_FIELD_REFs of structure bases.
25440 (fold_binary): Likewise.
25441 (fold_ternary): Position and size of BIT_FIELD_REFs are
25442 always host integers.
25443 (make_bit_field_ref): Remove.
25444 (optimize_bit_field_compare): Remove.
25445 (all_ones_mask_p): Remove.
25447 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
25450 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
25451 (split_block_and_df_analyze): New. Split basic block and rebuild
25453 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
25455 (split_pattern_seq): Likewise.
25456 (erase_matching_seqs): Likewise.
25457 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
25459 2008-03-04 Geoff Keating <geoffk@apple.com>
25461 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
25462 declaration and code.
25463 (tree_invalid_nonnegative_warnv_p): Likewise.
25465 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
25467 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
25468 examples. Truncate option-names then causing overfull hbox.
25470 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25473 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
25475 * configure: Rebuilt.
25477 2008-03-04 Rafael Espíndola <espindola@google.com>
25479 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
25480 (tree_unary_nonnegative_warnv_p): New.
25481 (tree_binary_nonnegative_warnv_p): New.
25482 (tree_single_nonnegative_warnv_p): New.
25483 (tree_invalid_nonnegative_warnv_p): New.
25484 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
25486 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25489 * opts.c (handle_option): Postpone 'unknown option' errors only for
25492 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
25495 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
25498 2008-03-04 Rafael Espíndola <espindola@google.com>
25500 * fold-const.c (tree_unary_nonzero_warnv_p): New.
25501 (tree_binary_nonzero_warnv_p): New.
25502 (tree_single_nonzero_warnv_p): New.
25503 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
25505 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
25507 PR middle-end/35456
25508 * fold-const.c (fold_cond_expr_with_comparison): Prevent
25509 transformations for modes that have signed zeros.
25510 * ifcvt.c (noce_try_abs): Ditto.
25512 2008-03-04 Joseph Myers <joseph@codesourcery.com>
25514 * config/i386/i386.c (override_options): Force
25515 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
25517 2008-03-04 Jan Hubicka <jh@suse.cz>
25520 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
25523 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25525 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
25526 label to probe the stack.
25528 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25530 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
25531 (__gthr_win32_mutex_destroy): Declare.
25532 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
25533 __gthr_win32_mutex_destroy.
25534 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
25536 2008-03-03 Jan Hubicka <jh@suse.cz>
25539 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
25540 aggressive on inlining cold calls.
25542 2008-03-03 Richard Guenther <rguenther@suse.de>
25544 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
25545 struct copies into the expression table.
25546 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
25547 (try_to_simplify): Likewise.
25548 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
25549 integral and pointer arguments which do not change the
25550 precision to NOP_EXPRs.
25551 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
25552 VIEW_CONVERT_EXPR case.
25554 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
25556 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
25557 defined in a loop at depth 0 is invariant.
25558 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
25559 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
25560 be called at loop depth 0.
25562 2008-03-02 Jakub Jelinek <jakub@redhat.com>
25565 * gcc.c (process_command): Update copyright notice dates.
25566 * gcov.c (print_version): Likewise.
25567 * gcov-dump.c (print_version): Likewise.
25568 * mips-tfile.c (main): Likewise.
25569 * mips-tdump.c (main): Likewise.
25571 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25574 * c-common.c (flag_permissive): Delete.
25575 (constant_expression_warnings): Check flags first.
25576 (constant_expression_error): New.
25577 * c-common.h (flag_permissive): Delete.
25578 (constant_expression_error): Declare.
25579 * flags.h (flag_permissive): Declare. Update description.
25580 * diagnostic.c (pedwarn): Update.
25582 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
25583 (permissive_error_kind): New.
25584 * toplev.c (flag_permissive): Define. Update description.
25585 * toplev.h (permissive_error_kind): Declare.
25586 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
25587 (pedwarn_c90): Use pedantic_warning_kind.
25588 * c-opts.c (c_common_post_options): flag_permissive does not affect
25589 flag_pedantic_errors.
25591 2008-03-02 Joseph Myers <joseph@codesourcery.com>
25593 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
25594 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
25595 __absvsi2, __absvDI2): Use unsigned arithmetic.
25597 2008-03-02 Andi Kleen <ak@suse.de>
25598 Richard Guenther <rguenther@suse.de>
25600 * struct-equiv.c: Remove file.
25601 * cfg_cleanup.c (condjump_equiv_p): Remove.
25602 * Makefile.in (OBJS-common): Remove struct-equiv.o.
25603 (struct-equiv.o): Remove rule.
25604 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
25605 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
25606 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
25608 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25610 * ifcvt.c (noce_process_if_block): Try to handle only the then
25611 block if the else block exists but isn't suitable.
25613 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25616 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
25617 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
25618 regression from previous patch.
25620 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25623 * gthr.h: Add __gthread_mutex_destroy as a function that must be
25625 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
25626 * gthr-single.h (__gthread_mutex_destroy): Likewise.
25627 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
25628 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
25629 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
25630 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
25631 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
25632 (__gthread_mutex_destroy_function): Rename to
25633 __gthread_mutex_destroy.
25634 * gthr-dce.h (__gthread_mutex_destroy): Call
25635 pthread_mutex_destroy.
25636 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
25637 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
25638 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
25640 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25642 * df-scan.c (df_ref_chain_change_bb): Simplify.
25643 (df_insn_change_bb): Add new_bb argument. Simplify. Call
25644 set_block_for_insn if there's any change.
25645 * df.h ((df_insn_change_bb): Fix prototype.
25646 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
25647 df_insn_change_bb, don't call set_block_for_insn.
25648 * emit-rtl.c (reorder_insns): Likewise.
25649 * haifa-sched.c (move_insn): Likewise.
25651 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25653 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
25655 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25657 * tree-flow-inline.h (next_readonly_imm_use): Return
25658 NULL_USE_OPERAND_P after the end.
25660 2008-03-01 Richard Guenther <rguenther@suse.de>
25662 PR tree-optimization/35411
25663 * tree-sra.c (sra_build_assignment): Split conversion to
25664 final type to a separate statement if we are not assigning
25667 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25669 * fold-const.c (fold_convertible_p): Correct the logic to follow
25670 that in fold_convert().
25672 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
25675 * tree-inline.c (build_duplicate_type): When we make a
25676 duplicate type, make it unique in the canonical types system.
25678 2008-02-29 Tom Tromey <tromey@redhat.com>
25680 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
25681 input_file_stack_history, input_file_stack_restored): Remove.
25682 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25683 * input.h (struct file_stack): Remove.
25684 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25685 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
25687 * diagnostic.h (struct diagnostic_context) <last_module>: Change
25689 (diagnostic_last_module_changed): Add 'map' argument.
25690 (diagnostic_set_last_function): Likewise.
25691 * diagnostic.c (undiagnostic_report_current_module): Iterate using
25692 line map, not input_file_stack.
25693 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
25695 2008-02-29 Paul Brook <paul@codesourcery.com>
25697 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
25699 2008-02-29 Paul Brook <paul@codesourcery.com>
25701 * config/arm/ieee754-df.S (muldf3): Use RET macros.
25703 2008-02-29 Richard Guenther <rguenther@suse.de>
25705 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
25707 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
25708 value for comparing for a store match.
25709 (simplify_unary_expression): Do nothing for SSA_NAMEs.
25710 (try_to_simplify): Do not do a full-blown reference lookup.
25712 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25714 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
25715 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
25717 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
25719 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
25721 * tree-loop-linear.c (try_interchange_loops): Compare memory access
25722 strides against cache sizes.
25724 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25726 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
25729 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
25731 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
25732 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
25733 is smaller than the original promoted value.
25734 (simplify_subreg): If OP is a SUBREG, try to preserve its
25735 SUBREG_PROMOTED_VAR_P information.
25737 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
25739 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
25740 (VN_INFO_GET): Allocate new objects on the obstack.
25741 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
25742 for rpo_numbers_temp, for consistency.
25743 (free_scc_vn): Free the obstack.
25745 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
25747 * doc/invoke.texi: Document -ftree-loop-distribution.
25748 * tree-loop-distribution.c: New.
25749 * tree-pass.h (pass_loop_distribution): New.
25750 * graphds.h (struct graph): Add htab_t indices.
25751 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
25752 * tree-vectorizer.c (rename_variables_in_loop): Extern.
25753 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
25754 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
25755 * tree-data-ref.c (debug_data_dependence_relations): New.
25756 (dump_data_dependence_relation): Also print data references.
25757 (free_data_ref): Extern.
25758 (same_access_functions): Moved...
25759 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
25760 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25761 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
25762 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
25763 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
25764 (stmts_from_loop): Skip LABEL_EXPR.
25765 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
25767 (build_rdg): Initialize rdg->indices htab.
25768 (free_rdg, stores_from_loop, ref_base_address,
25769 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
25770 have_similar_memory_accesses_1, ref_base_address_1,
25771 remove_similar_memory_refs): New.
25772 * tree-data-ref.h: Depend on tree-chrec.h.
25773 (debug_data_dependence_relations, free_data_ref): Declared.
25774 (same_access_functions): ... here.
25775 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
25777 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
25778 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
25779 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
25780 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25781 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
25782 rdg_vertex_for_stmt): Declared.
25783 (struct rdg_edge): Add level.
25785 (free_rdg, stores_from_loop, remove_similar_memory_refs,
25786 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
25788 (rdg_has_similar_memory_accesses): New.
25789 * tree-vect-analyze.c: Remove unused static decls.
25790 * lambda.h (dependence_level): New.
25791 * common.opt (ftree-loop-distribution): New.
25792 * tree-flow.h (mark_virtual_ops_in_bb,
25793 slpeel_tree_duplicate_loop_to_edge_cfg,
25794 rename_variables_in_loop): Declared.
25795 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
25796 (OBJS-common): Add tree-loop-distribution.o.
25797 (tree-loop-distribution.o): New rule.
25798 * tree-cfg.c (mark_virtual_ops_in_bb): New.
25799 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
25800 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
25802 2008-02-28 Joseph Myers <joseph@codesourcery.com>
25805 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
25806 other than structures and unions.
25808 2008-02-28 Richard Guenther <rguenther@suse.de>
25811 2008-02-26 Richard Guenther <rguenther@suse.de>
25813 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25814 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25815 (lookup_decl_from_uid): Declare.
25816 (remove_decl_from_map): Likewise.
25817 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25818 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25819 (decl_for_uid_map): New global hashtable mapping DECL_UID
25821 (init_ttree): Allocate it.
25822 (insert_decl_to_uid_decl_map): New helper function.
25823 (make_node_stat): Insert new decls into the map.
25824 (copy_node_stat): Likewise.
25825 (lookup_decl_from_uid): New function.
25826 (remove_decl_from_map): Likewise.
25827 (print_decl_for_uid_map_statistics): New helper.
25828 (dump_tree_statistics): Call it.
25830 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25831 (referenced_var_iterator): Adjust.
25832 (FOR_EACH_REFERENCED_VAR): Adjust.
25833 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25834 (num_referenced_vars): Adjust.
25835 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25836 (first_referenced_var): Remove.
25837 (end_referenced_vars_p): Likewise.
25838 (next_referenced_var): Likewise.
25839 (referenced_var_iterator_set): New helper function.
25840 * tree-dfa.c (referenced_var_lookup): Adjust.
25841 (referenced_var_check_and_insert): Likewise.
25842 (remove_referenced_var): Likewise.
25843 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25844 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25845 (verify_call_clobbering): Likewise.
25846 (verify_memory_partitions): Likewise.
25847 (init_tree_ssa): Allocate bitmap instead of hashtable for
25849 (delete_tree_ssa): Adjust.
25850 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25851 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25852 (compute_tag_properties): Likewise.
25853 (set_initial_properties): Likewise.
25854 (find_partition_for): Likewise.
25855 (update_reference_counts): Likewise.
25856 (dump_may_aliases_for): Likewise.
25857 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25858 (add_call_clobber_ops): Likewise.
25859 (add_call_read_ops): Likewise.
25860 (get_asm_expr_operands): Likewise.
25861 * tree-into-ssa.c (dump_decl_set): Likewise.
25862 (update_ssa): Likewise.
25863 * tree-sra.c (scan_function): Likewise.
25864 (decide_instantiations): Likewise.
25865 (scalarize_parms): Likewise.
25866 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25867 (dsa_named_for): Likewise.
25868 * tree-ssa-structalias.c (update_alias_info): Likewise.
25869 (merge_smts_into): Likewise.
25871 2008-02-27 David Daney <ddaney@avtrex.com>
25874 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
25875 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
25876 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
25877 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
25878 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
25880 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
25883 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
25884 (BUILT_IN_NEXTTOWARD): Remove.
25885 (BUILT_IN_NEXTTOWARDF): Ditto.
25886 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
25887 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
25889 2008-02-27 Tom Tromey <tromey@redhat.com>
25891 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
25892 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
25894 2008-02-27 Jan Beulich <jbeulich@novell.com>
25896 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
25897 update the respective field on newdecl.
25899 2008-02-27 Revital Eres <eres@il.ibm.com>
25901 PR rtl-optimization/34999
25902 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
25903 crossing edges that ends with a call insn.
25904 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
25905 call insn and clear the EDGE_CROSSING flag of the crossing edge
25906 when fixing fallthru edges.
25908 2008-02-27 Richard Guenther <rguenther@suse.de>
25910 PR middle-end/35390
25911 * fold-const.c (fold_unary): Return the correct argument,
25912 converted to the result type.
25914 2008-02-27 Richard Guenther <rguenther@suse.de>
25916 PR middle-end/34971
25917 * expr.c (expand_expr_real_1): Assert on rotates that operate
25919 * fold-const.c (fold_binary): Use the types precision, not the
25920 bitsize of the mode if folding rotate expressions. Build rotates
25921 only for full modes.
25923 2008-02-27 Jakub Jelinek <jakub@redhat.com>
25925 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
25926 and CPP_PRAGMA_EOL.
25927 * c-pragma.c (pragma_ns_name): New typedef.
25928 (registered_pp_pragmas): New variable.
25929 (c_pp_lookup_pragma): New function.
25930 (c_register_pragma_1): If flag_preprocess_only, do nothing
25931 for non-expanded pragmas, for expanded ones push pragma's
25932 namespace and name into registered_pp_pragmas vector.
25933 (c_invoke_pragma_handler): Register OpenMP pragmas even when
25934 flag_preprocess_only, don't register GCC pch_preprocess
25935 pragma if flag_preprocess_only.
25936 * c-opts.c (c_common_init): Call init_pragma even if
25937 flag_preprocess_only.
25938 * c-pragma.c (c_pp_lookup_pragma): New prototype.
25939 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
25940 cpp_register_pragma if flag_preprocess_only.
25942 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25945 * c-parser.c (c_parser_translation_unit): Warn for empty
25946 translation unit, not empty source file.
25948 2008-02-26 Paul Brook <paul@codesourcery.com>
25950 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
25951 operand for Thumb-2.
25952 * config/arm/arm.h (reg_class): Add CORE_REGS.
25953 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
25954 (BASE_REG_CLASS): Use CORE_REGS.
25955 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
25956 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
25957 (REGNO_OK_FOR_INDEX_P): Exclude SP.
25958 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
25959 ARM_REGNO_OK_FOR_INDEX_P.
25960 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
25961 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
25962 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
25963 (ldm/stm peepholes): Ditto.
25964 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
25965 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
25966 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
25967 * config/arm/constraints.md: Enable "k" constraint on ARM.
25969 2008-02-27 Ben Elliston <bje@au.ibm.com>
25971 * config/rs6000/rs6000.c: Annotate cache line size field in all
25972 instances of struct processor_costs.
25974 2008-02-26 David Edelsohn <edelsohn@gnu.org>
25976 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
25977 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
25978 jump_bypass): New counters.
25979 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
25980 * dce.c (gate_ud_dce): Same.
25981 (gate_fast_dce): Same.
25982 * dse.c (gate_dse1): New function.
25983 (gate_dse2): New function.
25984 (gate_dse): Merge results of new gate functions.
25985 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
25986 (gate_handle_jump_bypass): Add dbg_cnt.
25987 (gate_handle_gcse): Add dbg_cnt.
25988 * ifcvt.c (gate_handle_if_conversion): Same.
25989 (gate_handle_if_after_combine): Same.
25990 (gate_handle_if_after_reload): Same.
25991 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
25993 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
25995 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
25997 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
25999 2008-02-26 Jason Merrill <jason@redhat.com>
26002 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
26003 alone if it's the naming decl for the type's main variant.
26005 2008-02-26 Tom Tromey <tromey@redhat.com>
26007 * system.h (USE_MAPPED_LOCATION): Poison.
26008 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
26009 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
26010 (make_goto_expr_edges): Likewise.
26011 (remove_bb): Likewise.
26012 (execute_warn_function_return): Likewise.
26013 * basic-block.h (struct edge_def) <goto_locus>: Change type to
26015 * c-common.c (fname_decl): Remove old location code.
26016 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
26018 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
26020 (ASM_INPUT_SOURCE_LOCATION): Likewise.
26021 (gen_rtx_ASM_INPUT): Likewise.
26022 (gen_rtx_ASM_INPUT_loc): Likewise.
26023 (get_rtx_asm_OPERANDS): Remove.
26024 * cfglayout.c (insn_locators_alloc): Remove old location code.
26025 (set_curr_insn_source_location): Likewise.
26026 (curr_insn_locator): Likewise.
26027 * print-tree.c (print_node): Remove old location code.
26028 * tree-mudflap.c (mf_varname_tree): Remove old location code.
26029 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
26030 * cfgexpand.c (expand_gimple_cond_expr): Don't use
26031 location_from_locus.
26032 (construct_exit_block): Remove old location code.
26033 * emit-rtl.c (force_next_line_note): Remove old location code.
26034 * profile.c (branch_prob): Remove old location code.
26035 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
26036 LOC_LINE): Remove old-location variants.
26037 * langhooks.c (lhd_print_error_function): Remove old location
26039 * configure, config.in: Rebuilt.
26040 * configure.ac (--enable-mapped-location): Remove.
26041 * c-decl.c (c_init_decl_processing): Remove old location code.
26042 (finish_function): Likewise.
26043 * recog.c (decode_asm_operands): Remove old location code.
26044 * c-pch.c (c_common_read_pch): Remove old location code.
26045 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
26047 * gimple-low.c (lower_function_body): Remove old location code.
26048 * toplev.c (unknown_location): Remove.
26049 (push_srcloc): Remove old-location variant.
26050 (process_options): Remove old location code.
26051 (lang_dependent_init): Likewise.
26052 * input.h (UNKNOWN_LOCATION): Move definition.
26053 (location_t): Undeprecate.
26054 (source_locus): Remove.
26055 (location_from_locus): Remove.
26056 (struct location_s): Remove.
26057 Remove all old-location code.
26058 (input_line, input_filename): Remove.
26059 * final.c (final_scan_insn): Remove old location code.
26060 * diagnostic.c (diagnostic_build_prefix): Remove
26061 USE_MAPPED_LOCATION test.
26062 * tree.h (gimple_stmt) <locus>: Now a location_t.
26063 (tree_exp) <locus>: Likewise.
26064 (DECL_IS_BUILTIN): Remove old-location variant.
26065 (annotate_with_file_line, annotate_with_locus): Likewise.
26066 (expr_locus, set_expr_locus): Update.
26067 * tree.c (build1_stat): Remove old location code.
26068 (last_annotated_node): Remove.
26069 (annotate_with_file_line): Remove old-location variant.
26070 (annotate_with_locus): Likewise.
26071 (expr_location): Remove old location code.
26072 (set_expr_location): Likewise.
26073 (expr_has_location): Likewise.
26074 (expr_locus): Likewise.
26075 (set_expr_locus): Likewise.
26076 (expr_filename): Don't use location_from_locus.
26077 (expr_lineno): Likewise.
26078 * rtl-error.c (location_for_asm): Remove old location code.
26079 * c-lex.c (cb_line_change): Remove old location code.
26080 (fe_file_change): Likewise.
26081 (cb_def_pragma): Likewise.
26082 (c_lex_with_flags): Likewise.
26083 * gengtype.c (do_typedef): Don't special-case location types.
26084 (define_location_structures): Remove.
26085 (main): Don't call define_location_structures.
26086 * tree-pretty-print.c (dump_implicit_edges): Remove old location
26089 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26092 * builtins.def (BUILT_IN_STDARG_START): Remove.
26093 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
26094 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
26095 * tree-inline.c (inline_forbidden_p_1): Likewise.
26097 2008-02-26 Richard Guenther <rguenther@suse.de>
26099 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26100 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26101 (lookup_decl_from_uid): Declare.
26102 (remove_decl_from_map): Likewise.
26103 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26104 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26105 (decl_for_uid_map): New global hashtable mapping DECL_UID
26107 (init_ttree): Allocate it.
26108 (insert_decl_to_uid_decl_map): New helper function.
26109 (make_node_stat): Insert new decls into the map.
26110 (copy_node_stat): Likewise.
26111 (lookup_decl_from_uid): New function.
26112 (remove_decl_from_map): Likewise.
26113 (print_decl_for_uid_map_statistics): New helper.
26114 (dump_tree_statistics): Call it.
26116 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26117 (referenced_var_iterator): Adjust.
26118 (FOR_EACH_REFERENCED_VAR): Adjust.
26119 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26120 (num_referenced_vars): Adjust.
26121 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26122 (first_referenced_var): Remove.
26123 (end_referenced_vars_p): Likewise.
26124 (next_referenced_var): Likewise.
26125 (referenced_var_iterator_set): New helper function.
26126 * tree-dfa.c (referenced_var_lookup): Adjust.
26127 (referenced_var_check_and_insert): Likewise.
26128 (remove_referenced_var): Likewise.
26129 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26130 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26131 (verify_call_clobbering): Likewise.
26132 (verify_memory_partitions): Likewise.
26133 (init_tree_ssa): Allocate bitmap instead of hashtable for
26135 (delete_tree_ssa): Adjust.
26136 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26137 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26138 (compute_tag_properties): Likewise.
26139 (set_initial_properties): Likewise.
26140 (find_partition_for): Likewise.
26141 (update_reference_counts): Likewise.
26142 (dump_may_aliases_for): Likewise.
26143 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26144 (add_call_clobber_ops): Likewise.
26145 (add_call_read_ops): Likewise.
26146 (get_asm_expr_operands): Likewise.
26147 * tree-into-ssa.c (dump_decl_set): Likewise.
26148 (update_ssa): Likewise.
26149 * tree-sra.c (scan_function): Likewise.
26150 (decide_instantiations): Likewise.
26151 (scalarize_parms): Likewise.
26152 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26153 (dsa_named_for): Likewise.
26154 * tree-ssa-structalias.c (update_alias_info): Likewise.
26155 (merge_smts_into): Likewise.
26157 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26160 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
26161 * c-opts.c (c_common_handle_option): Wall enables
26162 Wvolatile-register-var.
26163 * common.opt: Move Wvolatile-register-var to...
26166 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26168 * common.opt (Wlarger-than=): New.
26169 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
26171 * opts.c (common_handle_option): Handle -Wlarger-than=.
26172 * optc-gen.awk: Likewise.
26173 * opth-gen.awk: Likewise.
26174 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
26175 * tree-optimize.c (tree_rest_of_compilation): Likewise.
26177 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26179 * c-common.c (match_case_to_enum_1): Add appropriate
26180 OPT_W* parameter to warning.
26181 (c_do_switch_warnings): Likewise.
26182 * c-typeck.c (warning_init): Add one more parameter following
26183 'warning' function.
26184 (push_init_level): Update call to warning_init.
26185 (pop_init_level): Likewise.
26186 (add_pending_init): Likewise.
26187 (output_init_element: Likewise.
26189 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26192 * toplev.c (toplev_main): If there are warnings or error, print
26193 errors for ignored options.
26194 * opts.c (ignored_options): New static variable.
26195 (postpone_unknown_option_error): New.
26196 (print_ignored_options): New.
26197 (handle_option): Postpone errors for unknown -Wno-* options.
26198 * opts.h (print_ignored_options): Declare.
26200 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
26202 * config/mips/mips.md (loadgp_blockage, blockage): Change type
26205 2008-02-25 Richard Guenther <rguenther@suse.de>
26208 2008-02-25 Richard Guenther <rguenther@suse.de>
26210 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26211 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26212 (lookup_decl_from_uid): Declare.
26213 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26214 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26215 (decl_for_uid_map): New global hashtable mapping DECL_UID
26217 (init_ttree): Allocate it.
26218 (insert_decl_to_uid_decl_map): New helper function.
26219 (make_node_stat): Insert new decls into the map.
26220 (copy_node_stat): Likewise.
26221 (lookup_decl_from_uid): New function.
26222 (print_decl_for_uid_map_statistics): New helper.
26223 (dump_tree_statistics): Call it.
26225 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26226 (referenced_var_iterator): Adjust.
26227 (FOR_EACH_REFERENCED_VAR): Adjust.
26228 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26229 (num_referenced_vars): Adjust.
26230 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26231 (first_referenced_var): Remove.
26232 (end_referenced_vars_p): Likewise.
26233 (next_referenced_var): Likewise.
26234 (referenced_var_iterator_set): New helper function.
26235 * tree-dfa.c (referenced_var_lookup): Adjust.
26236 (referenced_var_check_and_insert): Likewise.
26237 (remove_referenced_var): Likewise.
26238 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26239 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26240 (verify_call_clobbering): Likewise.
26241 (verify_memory_partitions): Likewise.
26242 (init_tree_ssa): Allocate bitmap instead of hashtable for
26244 (delete_tree_ssa): Adjust.
26245 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26246 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26247 (compute_tag_properties): Likewise.
26248 (set_initial_properties): Likewise.
26249 (find_partition_for): Likewise.
26250 (update_reference_counts): Likewise.
26251 (dump_may_aliases_for): Likewise.
26252 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26253 (add_call_clobber_ops): Likewise.
26254 (add_call_read_ops): Likewise.
26255 (get_asm_expr_operands): Likewise.
26256 * tree-into-ssa.c (dump_decl_set): Likewise.
26257 (update_ssa): Likewise.
26258 * tree-sra.c (scan_function): Likewise.
26259 (decide_instantiations): Likewise.
26260 (scalarize_parms): Likewise.
26261 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26262 (dsa_named_for): Likewise.
26263 * tree-ssa-structalias.c (update_alias_info): Likewise.
26264 (merge_smts_into): Likewise.
26266 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26269 * doc/invoke.texi (-fcx-limited-range): Document new option.
26270 * toplev.c (process_options): Handle -fcx-fortran-rules.
26271 * common.opt: Add documentation for -fcx-fortran-rules.
26273 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26276 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
26277 actual behaviour and C99.
26279 2008-02-26 Ben Elliston <bje@au.ibm.com>
26281 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
26282 (ASM_CPU_POWER6_SPEC): Likewise.
26283 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
26284 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
26285 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
26287 2008-02-25 Richard Guenther <rguenther@suse.de>
26289 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26290 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26291 (lookup_decl_from_uid): Declare.
26292 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26293 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26294 (decl_for_uid_map): New global hashtable mapping DECL_UID
26296 (init_ttree): Allocate it.
26297 (insert_decl_to_uid_decl_map): New helper function.
26298 (make_node_stat): Insert new decls into the map.
26299 (copy_node_stat): Likewise.
26300 (lookup_decl_from_uid): New function.
26301 (print_decl_for_uid_map_statistics): New helper.
26302 (dump_tree_statistics): Call it.
26304 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26305 (referenced_var_iterator): Adjust.
26306 (FOR_EACH_REFERENCED_VAR): Adjust.
26307 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26308 (num_referenced_vars): Adjust.
26309 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26310 (first_referenced_var): Remove.
26311 (end_referenced_vars_p): Likewise.
26312 (next_referenced_var): Likewise.
26313 (referenced_var_iterator_set): New helper function.
26314 * tree-dfa.c (referenced_var_lookup): Adjust.
26315 (referenced_var_check_and_insert): Likewise.
26316 (remove_referenced_var): Likewise.
26317 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26318 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26319 (verify_call_clobbering): Likewise.
26320 (verify_memory_partitions): Likewise.
26321 (init_tree_ssa): Allocate bitmap instead of hashtable for
26323 (delete_tree_ssa): Adjust.
26324 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26325 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26326 (compute_tag_properties): Likewise.
26327 (set_initial_properties): Likewise.
26328 (find_partition_for): Likewise.
26329 (update_reference_counts): Likewise.
26330 (dump_may_aliases_for): Likewise.
26331 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26332 (add_call_clobber_ops): Likewise.
26333 (add_call_read_ops): Likewise.
26334 (get_asm_expr_operands): Likewise.
26335 * tree-into-ssa.c (dump_decl_set): Likewise.
26336 (update_ssa): Likewise.
26337 * tree-sra.c (scan_function): Likewise.
26338 (decide_instantiations): Likewise.
26339 (scalarize_parms): Likewise.
26340 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26341 (dsa_named_for): Likewise.
26342 * tree-ssa-structalias.c (update_alias_info): Likewise.
26343 (merge_smts_into): Likewise.
26345 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
26348 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
26349 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
26350 * alias.h (nonoverlapping_memrefs_p): Likewise.
26352 2008-02-25 Jan Beulich <jbeulich@novell.com>
26354 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
26355 * config/i386/netware-libgcc.exp: Add __bswap?i2,
26356 __emultls_get_address, __emultls_register_common,
26357 __floatundi?f, and _Unwind_GetIPInfo.
26358 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
26359 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
26360 (gen_regparm_prefix): Likewise.
26361 (i386_nlm_encode_section_info): Sync with
26362 config/i386/winnt.c:i386_pe_encode_section_info().
26363 (i386_nlm_maybe_mangle_decl_assembler_name): New.
26364 i386_nlm_mangle_decl_assembler_name): New.
26365 (netware_override_options): New.
26366 * config/i386/netware.h (netware_override_options): Declare.
26367 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
26368 (i386_nlm_mangle_decl_assembler_name): Declare.
26369 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
26371 2008-02-25 Ben Elliston <bje@au.ibm.com>
26374 * c-decl.c (grokdeclarator): Remove unused local variables
26375 `typedef_type' and `type_as_written'.
26377 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
26378 unused local variable `has_hot_blocks'.
26379 (fix_crossing_conditional_branches): Remove unused local variable
26382 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
26384 PR middle-end/19984
26385 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
26386 using DEF_C99_BUILTIN.
26387 (BUILT_IN_NANF): Ditto.
26388 (BUILT_IN_NANL): Ditto.
26390 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
26391 Revital Eres <eres@il.ibm.com>
26393 * modulo-sched.c (calculate_must_precede_follow): Address TODO
26394 regarding the order of two dependent insns in the same row.
26396 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
26398 * stor-layout.c (layout_decl): Do not bump the alignment of a
26399 bit-field to more than byte alignment if it is packed.
26401 2008-02-24 David Edelsohn <edelsohn@gnu.org>
26403 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
26406 2008-02-24 Diego Novillo <dnovillo@google.com>
26408 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
26411 * tree-vrp.c (vrp_evaluate_conditional): With
26412 -Wtype-limits, emit a warning when comparing against a
26413 constant outside the natural range of OP0's type.
26414 * c.opt (Wtype-limits): Move ...
26415 * common.opt (Wtype-limits): ... here.
26417 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
26419 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
26420 * config/rs6000/e300c2c3.md: New file.
26421 * config/rs6000/rs6000.c (processor_costs): Add new costs for
26423 (rs6000_override_options): Add e300c2 and e300c3 cases to
26424 processor_target_table. Do not allow usage of Altivec or Spe
26425 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
26426 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
26427 * config/rs6000/rs6000.h (processor_type): Add
26428 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
26429 (ASM_CPU_SPEC): Add e300c2 and e300c3.
26430 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
26431 and ppce300c3. Include e300c2c3.md.
26433 2008-02-23 David Edelsohn <edelsohn@gnu.org>
26435 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
26436 instead of TARGET_STRICT_ALIGN.
26438 2008-02-23 Joseph Myers <joseph@codesourcery.com>
26440 * explow.c (memory_address): Assert that the generated address is
26443 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
26446 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
26447 * config/darwin-ppc-ldouble-patch.def: New file.
26448 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
26449 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
26450 SUBTARGET_INIT_BUILTINS if defined.
26451 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
26454 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26457 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
26458 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
26460 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26463 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
26464 file" warning condtional on -Winvalid-PCH.
26466 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
26468 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
26470 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
26474 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
26475 prevent reload from using MMX registers.
26476 (*mov<mode>_internal): Ditto.
26477 (*movv2sf_internal_rex64): Ditto.
26478 (*movv2sf_internal): Ditto.
26480 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26482 PR documentation/31569
26483 * doc/install.texi2html: Use makeinfo --no-number-sections.
26485 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26487 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
26488 ensure that we can address an entire entity > 8 bytes. Don't
26489 generate reg+reg addressing for such data.
26491 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26493 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
26494 strings when optimizing for size, unless the target cares about
26497 2008-02-22 Tom Tromey <tromey@redhat.com>
26499 * regclass.c (current_pass): Remove declaration.
26501 2008-02-22 Anatoly Sokolov <aesok@post.ru>
26503 * config/avr/libgcc.S (__RAMPZ__): Define.
26504 (__do_copy_data): Add for devices with 128KB code memory.
26506 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26508 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26510 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
26512 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
26514 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
26517 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26520 * c-typeck.c (build_binary_op): Warn about floating point
26521 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
26523 2008-02-21 Janis Johnson <janis187@us.ibm.com>
26526 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
26527 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
26529 (rs6000_override_options): Set altivec_abi as default, not override,
26530 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
26531 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
26532 is used; use new member spe_abi.
26533 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
26534 spe_abi and altivec_abi.
26536 2008-02-22 Tomas Bily <tbily@suse.cz>
26538 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
26540 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26543 * config.build (build_file_translate): Set to `CMD //c' only if
26545 * Makefile.in (build_file_translate): Improve comment.
26547 2008-02-21 Jan Hubicka <jh@suse.cz>
26549 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
26550 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
26551 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
26553 2008-02-21 Michael Matz <matz@suse.de>
26556 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
26558 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
26560 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
26561 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
26562 as insn constraint.
26563 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
26564 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
26565 SSE_VEC_FLOAT_MODE_P as insn constraint.
26566 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
26567 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
26568 sse4a_movntdf using MODEF mode iterator.
26569 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
26570 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
26571 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
26572 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
26573 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
26574 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
26575 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
26577 2008-02-21 Richard Guenther <rguenther@suse.de>
26579 * tree.def (PAREN_EXPR): New tree code.
26580 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
26582 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
26583 * expr.c (expand_expr_real_1): Likewise.
26584 * tree-inline.c (estimate_num_insns_1): Likewise.
26585 * tree-complex.c (expand_complex_move): Likewise.
26586 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
26589 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26592 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
26594 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26597 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
26599 * config/sh/sh.c (find_barrier): Don't go past
26600 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
26602 2008-02-20 DJ Delorie <dj@redhat.com>
26604 * config/h8300/h8300.md (insv): Force source operand to be a register.
26606 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
26607 as a jump, not as a plain insn.
26609 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
26611 * doc/invoke.texi (Warning Options): Add new option
26612 -Wframe-larger-than=.
26613 (-Wframe-larger-than): Document.
26615 * flags.h (warn_frame_larger_than, frame_larger_than_size):
26616 Add declarations for new option variables.
26618 * final.c (final_start_function): Check the frame size
26619 before emission and issue a Wframe-larger-than warning.
26621 * opts.c (warn_frame_larger_than, frame_larger_than_size):
26622 Add definitions for new option variables.
26623 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
26625 * common.opt (Wframe-larger-than=): New option.
26627 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26629 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
26630 (<sse>_div<mode>3): Ditto.
26631 (<sse>_vmdiv<mode>3): Ditto.
26632 (<sse>_vmsqrt<mode>2): Ditto.
26633 (*smax<mode>3): Ditto.
26634 (sse5_frcz<mode>2): Ditto.
26635 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
26636 as insn constraint.
26638 2008-02-20 Richard Guenther <rguenther@suse.de>
26640 PR middle-end/35265
26641 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
26642 be happy with INTEGRAL_TYPE_P.
26644 2008-02-20 Richard Guenther <rguenther@suse.de>
26646 * fold-const.c (split_tree): Associate floatig-point expressions
26647 if flag_associative_math is set.
26649 2008-02-20 Richard Guenther <rguenther@suse.de>
26651 * tree.h (fold_real_zero_addition_p): Declare.
26652 * fold-const.c (fold_real_zero_addition_p): Export.
26653 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
26654 floating-point operations with zero and one.
26656 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
26658 * doc/install.texi: Correct references to CFLAGS, replacing them
26659 with BOOT_CFLAGS. Document flags used during bootstrap for
26662 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26664 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
26665 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
26666 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
26668 (smin<mode>3): Ditto from similar patterns.
26669 (smax<mode>3): Ditto.
26670 (*ieee_smin<mode>3): Ditto.
26671 (*ieee_smax<mode>3): Ditto.
26672 * config/i386/sse.md (sse): New mode attribute.
26673 (mov<mode>): Macroize expander from movv4sf and movv2df using
26674 SSEMODEF2P mode iterator.
26675 (<sse>_movnt<mode>): Ditto from similar patterns. Use
26676 SSE_VEC_FLOAT_MODE_P as insn constraint.
26677 (storent<mode>): Ditto.
26678 (storent<mode>): Macroize expander from storentsf and storentdf using
26679 MODEF mode iterator.
26680 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
26681 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
26682 (abs<mode>2): Ditto from similar patterns.
26683 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
26684 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
26685 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
26686 (<sse>_vmsqrt<mode>2): Ditto.
26687 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
26688 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
26689 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
26690 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
26691 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
26692 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
26693 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
26695 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
26696 iterator and SSE_FLOAT_MODE_P as insn constraint.
26697 (<sse>_ucomi): Ditto from similar patterns.
26698 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
26699 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
26700 SSE_VEC_FLOAT_MODE_P as insn constraint.
26701 (vcond<mode>): Ditto from similar patterns.
26702 (and<mode>3, *and<mode>3): Ditto.
26703 (<sse>_nand<mode>3): Ditto.
26704 (ior<mode>3, *ior<mode>3): Ditto.
26705 (xor<mode>3, *xor<mode>3): Ditto.
26706 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
26707 iterator and SSE_FLOAT_MODE_P as insn constraint.
26708 (*nand<mode>3): Ditto from similar patterns.
26709 (*ior<mode>3): Ditto.
26710 (*xor<mode>3): Ditto.
26712 2008-02-20 Ira Rosen <irar@il.ibm.com>
26714 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
26715 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
26716 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
26718 2008-02-19 Jan Hubicka <jh@suse.cz>
26720 * predict.c (tree_bb_level_predictions): Remove variable next
26721 mistakely introduced by previous commit.
26723 2008-02-19 Jan Hubicka <jh@suse.cz>
26725 * predict.c (predict_paths_leading_to): Rewrite.
26726 (predict_paths_for_bb): New.
26727 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
26729 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26732 * Makefile.in (build_file_translate): New.
26733 (gcc-vers.texi): Use it for translating $(abs_srcdir).
26734 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
26735 * configure.ac (build_file_translate): Substitute it.
26736 * configure: Regenerate.
26738 2008-02-19 Jan Hubicka <jh@suse.cz>
26740 PR rtl-optimization/34408
26741 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
26744 2008-02-19 Jan Hubicka <jh@suse.cz>
26746 PR middle-end/28779
26747 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
26750 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
26753 * config/i386/i386-modes.def: Revert the last DI alignment
26754 change until Ada people can look into it.
26756 2008-02-19 Nick Clifton <nickc@redhat.com>
26758 * opts.c (print_specific_help): Fix typo in --help text.
26760 2008-02-19 Jakub Jelinek <jakub@redhat.com>
26763 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
26764 32-bit inline asm without asm alternatives for host GCC < 3.0.
26766 2008-02-19 Richard Guenther <rguenther@suse.de>
26768 PR tree-optimization/34989
26769 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
26770 Allow propagation to INDIRECT_REF if we can simplify only.
26772 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26774 * c-common.c (warn_for_collisions_1): Use appropriate option when
26777 2008-02-19 Nick Clifton <nickc@redhat.com>
26780 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
26781 (handle_options): Fix indentation.
26782 (print_filtered_help): If no language-specific options were
26783 displayed tell the user how to list all the options supported by
26784 the language's front-end.
26785 (print_specific_help): Fix indentation and remove duplicate line.
26786 (common_handle_option): Handle the -v option.
26787 For --help enable the display of undocumented options if the -v
26788 switch has been included on the command line.
26789 For --help= check for overlaps in the arguments between the option
26790 classes and the language names and issue a warning when they
26791 cannot be disambiguated.
26792 * c.opt (v): Pass on to the common option handler.
26794 2008-02-19 Revital Eres <eres@il.ibm.com>
26796 * modulo-sched.c (sms_schedule): Change dump message when
26797 create_ddg function fails.
26798 (try_scheduling_node_in_cycle): Rename row to cycle.
26799 (print_partial_schedule): Rename CYCLE to ROW.
26801 2008-02-19 Christian Bruel <christian.bruel@st.com>
26802 Zdenek Dvorak <ook@ucw.cz>
26804 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
26806 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26809 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
26810 (*x86_movdicc_0_m1_se): Ditto.
26812 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26814 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
26815 (CMPtype): Define as __gcc_CMPtype.
26816 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
26817 (CMPtype): Define as __gcc_CMPtype.
26819 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
26821 Support valgrind 3.3 for --enable-checking=valgrind.
26822 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
26824 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
26825 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
26826 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
26827 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
26828 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
26829 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
26830 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
26832 * ggc-zone.c: Similar.
26833 * ggc-page.c: Similar.
26835 2008-02-19 Paul Brook <paul@codesourcery.com>
26838 * config/arm/ieee754-df.S: Fix do_it typo.
26839 * config/arm/ieee754-sf.S: Fix do_it typo.
26841 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26844 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
26845 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
26846 (OPTION_MASK_ISA_SSE_SET): Likewise.
26847 (OPTION_MASK_ISA_SSE2_SET): Likewise.
26848 (OPTION_MASK_ISA_SSE3_SET): Likewise.
26849 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
26850 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
26851 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
26852 (OPTION_MASK_ISA_SSE4_SET): Likewise.
26853 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
26854 (OPTION_MASK_ISA_SSE5_SET): Likewise.
26855 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
26856 (OPTION_MASK_ISA_MMX_UNSET): Updated.
26857 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
26858 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
26859 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
26860 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
26861 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
26862 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
26863 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
26864 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
26865 (OPTION_MASK_ISA_SSE4): Removed.
26866 (ix86_handle_option): Turn on bits in ix86_isa_flags and
26867 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
26868 (override_options): Don't turn on implied SSE/MMX bits in
26871 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26873 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
26876 2008-02-18 Joey Ye <joey.ye@intel.com>
26878 PR middle-end/34921
26879 * tree-nested.c (insert_field_into_struct): Set type alignment
26880 to field alignment if the former is less than the latter.
26882 2008-02-18 Jakub Jelinek <jakub@redhat.com>
26884 * BASE-VER: Set to 4.4.0.
26886 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26888 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
26889 * doc/cfg.texi: Likewise.
26890 * doc/extend.texi: Likewise.
26891 * doc/gty.texi: Likewise.
26892 * doc/invoke.texi: Likewise.
26893 * doc/loop.texi: Likewise.
26894 * doc/md.texi: Likewise.
26895 * doc/passes.texi: Likewise.
26896 * doc/rtl.texi: Likewise.
26897 * doc/sourcebuild.texi: Likewise.
26898 * doc/tm.texi: Likewise.
26899 * doc/tree-ssa.texi: Likewise.
26901 2008-02-17 Richard Guenther <rguenther@suse.de>
26903 PR middle-end/35227
26904 * tree-complex.c (init_parameter_lattice_values): Handle parameters
26905 without default definition.
26907 2008-02-17 Richard Guenther <rguenther@suse.de>
26909 PR tree-optimization/35231
26910 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
26913 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
26916 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26917 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26918 libgcc_cmp_return mode.
26920 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26923 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
26925 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
26927 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
26930 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26932 * doc/c-tree.texi: Use `@.' where appropriate.
26933 * doc/extend.texi: Likewise.
26934 * doc/install.texi: Likewise.
26935 * doc/invoke.texi: Likewise.
26936 * doc/loop.texi: Likewise.
26937 * doc/makefile.texi: Likewise.
26938 * doc/md.texi: Likewise.
26939 * doc/passes.texi: Likewise.
26940 * doc/standards.texi: Likewise.
26941 * doc/tm.texi: Likewise.
26943 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26945 PR middle-end/35196
26946 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
26948 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
26949 rather than in entry_bb.
26951 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26953 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26954 libgcc_cmp_return mode.
26956 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26958 PR middle-end/35130
26959 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
26960 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
26962 2008-02-15 Richard Guenther <rguenther@suse.de>
26963 Zdenek Dvorak <ook@ucw.cz>
26965 PR tree-optimization/35164
26966 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
26967 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
26968 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26969 Only propagate addresses which do not have abnormal SSA_NAMEs
26972 2008-02-15 Joseph Myers <joseph@codesourcery.com>
26975 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
26977 2008-02-15 Jan Hubicka <jh@suse.cz>
26979 PR middle-end/35149
26980 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
26982 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26984 PR middle-end/34621
26985 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
26986 when calculating alignment_pad.
26988 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26990 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
26991 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
26992 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
26993 and STACK_BOUNDARY define.
26995 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
26997 PR preprocessor/35061
26998 * c-pragma.c (handle_pragma_pop_macro): Check that
26999 pushed_macro_table has been allocated.
27001 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
27003 PR middle-end/35136
27004 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
27005 (force_gimple_operand): Likewise.
27006 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
27007 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
27008 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
27009 (find_interesting_uses_address): Check addressability and alignment
27010 of the base expression only after substituting bases of IVs into it.
27012 2008-02-14 Michael Matz <matz@suse.de>
27015 * function.c (instantiate_virtual_regs_in_insn): Reload address
27016 before falling back to reloading the whole operand.
27018 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
27020 * config/s390/s390.c (s390_mainpool_start): Emit the pool
27021 before the first section switch note.
27023 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27025 * doc/bugreport.texi: Update copyright years.
27026 * doc/c-tree.texi: Likewise.
27027 * doc/cfg.texi: Likewise.
27028 * doc/cpp.texi: Likewise.
27029 * doc/cppinternals.texi: Likewise.
27030 * doc/fragments.texi: Likewise.
27031 * doc/frontends.texi: Likewise.
27032 * doc/gcc.texi: Likewise.
27033 * doc/gty.texi: Likewise.
27034 * doc/hostconfig.texi: Likewise.
27035 * doc/implement-c.texi: Likewise.
27036 * doc/libgcc.texi: Likewise.
27037 * doc/loop.texi: Likewise.
27038 * doc/makefile.texi: Likewise.
27039 * doc/options.texi: Likewise.
27040 * doc/passes.texi: Likewise.
27041 * doc/rtl.texi: Likewise.
27042 * doc/sourcebuild.texi: Likewise.
27043 * doc/standards.texi: Likewise.
27044 * doc/tree-ssa.texi: Likewise.
27045 * doc/trouble.texi: Likewise.
27047 * doc/extend.texi: Use @: or add comma where appropriate.
27048 * doc/invoke.texi: Likewise.
27049 * doc/tm.texi: Likewise.
27051 2008-02-14 Alan Modra <amodra@bigpond.net.au>
27054 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
27057 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
27059 * doc/md.texi (clz, ctz): Add reference.
27060 * doc/rtl.texi (clz, ctz): Likewise.
27062 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27065 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
27068 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
27070 * config/s390/s390.c (struct constant_pool): New field
27071 emit_pool_after added.
27072 (s390_mainpool_start): Set the emit_pool_after flag according
27073 to the section switch notes.
27074 (s390_mainpool_finish): Consider emit_pool_after when emitting
27075 the literal pool at the end of the function.
27076 (s390_chunkify_start): Force literal pool splits at section
27079 2008-02-13 Michael Matz <matz@suse.de>
27082 * var-tracking.c (clobber_variable_part): Correctly traverse the
27085 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27088 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
27089 Add -fdump-ipa-inline.
27090 * tree-dump.c (dump_files): Remove tree-inlined dump.
27091 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
27093 2008-02-12 Richard Guenther <rguenther@suse.de>
27095 PR tree-optimization/35171
27096 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
27099 2008-02-12 Richard Guenther <rguenther@suse.de>
27101 PR middle-end/35163
27102 * fold-const.c (fold_widened_comparison): Use get_unwidened in
27103 value-preserving mode. Disallow final truncation.
27105 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
27107 PR middle-end/35136
27108 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
27109 code from here to...
27110 (force_gimple_operand): ...here.
27112 2008-02-12 Jakub Jelinek <jakub@redhat.com>
27115 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
27116 non-compatible pointers.
27117 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
27118 different FIELD_DECLs, try harder by comparing field offsets, sizes
27121 PR inline-asm/35160
27122 * function.c (match_asm_constraints_1): Don't replace the same input
27125 2008-02-12 Anatoly Sokolov <aesok@post.ru>
27127 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
27128 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
27129 (expand_epilogue): Restore RAMPZ register.
27130 * config/avr/avr.md (RAMPZ_ADDR): New constant.
27132 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
27134 * config/i386/cygwin.asm: (__alloca): Correct calling
27135 convention and alignment.
27136 (__chkstk): Force 8 byte stack alignment.
27138 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
27139 Richard Guenther <rguenther@suse.de>
27141 PR tree-optimization/33992
27142 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
27143 the zero we compare against.
27145 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
27147 PR libfortran/35063
27148 * gthr-win32.h (__gthread_mutex_destroy_function): New function
27149 to CloseHandle after unlocking to prevent accumulation of handle
27152 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27154 PR middle_end/34150
27155 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
27156 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
27157 and update LABEL_NUSES during and after reload.
27159 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
27161 PR middle-end/34627
27162 * combine.c (simplify_if_then_else): Make sure the comparison is
27163 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
27165 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
27168 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
27169 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
27170 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
27171 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
27172 * tree.h (get_type_static_bounds): Likewise.
27174 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27176 * doc/invoke.texi (Option Summary, C++ Dialect Options)
27177 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27178 Make -Wfoo language annotations match what the compiler outputs.
27180 2008-02-08 Sa Liu <saliu@de.ibm.com>
27182 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
27183 intrinsics spu_convts, spu_convtu, spu_convtf.
27185 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
27187 * doc/extend.texi (Function Attributes) <noinline>: Mention
27188 asm ("") as method to keep calls.
27190 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27193 * doc/options.texi (Options): Replace references to opts.sh with
27195 * opts-common.c: Likewise.
27196 * optc-gen.awk: Likewise.
27198 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
27200 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
27202 2008-02-07 Richard Henderson <rth@redhat.com>
27205 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
27206 EXPR_LIST for the REG_EQUAL instead of a comparison with a
27209 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
27211 PR tree-optimization/35085
27212 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
27213 for operand entry oe2 in addition to operand entry oe3 in order to
27214 expose more opportunities for vectorizer sum reduction.
27216 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27219 * Makefile.in (LIBS): Remove $(GMPLIBS).
27220 (cc1-dummy, cc1): Add $(GMPLIBS).
27222 2008-02-06 Jan Hubicka <jh@suse.cz>
27225 * i386.md (moddf_integer): Do not produce partial memory stalls for
27226 targets where it hurts.
27228 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
27231 * optabs.c (expand_float): Do not check for decimal modes when
27232 expanding unsigned integer through signed conversion.
27234 2008-02-06 Nick Clifton <nickc@redhat.com>
27236 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
27237 inside the clobber with a match_operand and duplicated operand
27238 number in the constraint.
27239 (ineqbranchsi): Delete redundant comment.
27241 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
27243 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
27244 builtin_define ("__USE_INIT_FINI__").
27245 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
27247 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
27249 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27251 PR documentation/30330
27252 * doc/invoke.texi (C++ Dialect Options)
27253 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27254 For each warning option -Wfoo that allows -Wno-foo, ensure both
27255 -Wfoo and -Wno-foo are listed in the option index. Fix index
27256 entry of -Wswitch-default, index -Wnormalized= including the
27257 `=', and -Wlarger-than-@var{len} including @var{len}.
27259 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27261 * config/i386/i386.md (floatunssisf2): Use
27262 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
27263 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
27264 Macroize expander using MODEF mode iterator.
27266 2008-02-05 Diego Novillo <dnovillo@google.com>
27268 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
27271 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
27273 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27276 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
27278 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
27281 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
27282 to indicate if a message should be generated.
27283 (init_cumulative_args): Updated.
27284 (function_value_32): Likewise.
27286 2008-02-05 Joseph Myers <joseph@codesourcery.com>
27288 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
27290 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27293 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
27294 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
27296 2008-02-04 Diego Novillo <dnovillo@google.com>
27298 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
27301 * tree-vrp.c (vrp_evaluate_conditional): With
27302 -Wtype-limits, emit a warning when comparing against a
27303 constant outside the natural range of OP0's type.
27305 2008-02-04 Richard Guenther <rguenther@suse.de>
27307 PR middle-end/33631
27308 * expr.c (count_type_elements): Give for unions instead of
27311 2008-02-04 Richard Guenther <rguenther@suse.de>
27313 PR middle-end/35043
27314 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
27315 to TYPE_DOMAINs base type instead of using bitsizetype here.
27317 2008-02-03 Jason Merrill <jason@redhat.com>
27319 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
27321 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27324 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
27325 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
27326 (RS/6000 and PowerPC Options): Fix typos and markup.
27327 * doc/passes.texi (Tree-SSA passes): Likewise.
27329 2008-02-02 Michael Matz <matz@suse.de>
27332 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
27333 from record_last_reg_set_info.
27334 (record_last_reg_set_info): Take an RTX argument, iterate over all
27335 constituent hardregs.
27336 (record_last_set_info, record_opr_changes): Change calls to
27337 new signature or to record_last_reg_set_info_regno.
27339 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
27341 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
27343 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
27345 PR rtl-optimization/34773
27346 * reg-notes.def (EQUAL): Mention significance of combination of
27347 REG_EQUAL and REG_RETVAL.
27348 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
27349 insn that has a REG_RETVAL.
27351 2008-02-01 Roger Sayle <roger@eyesopen.com>
27354 * configure.ac (--enable-fixed-point): Disable unless explicitly
27356 * configure: Regenerate.
27358 2008-02-01 Richard Guenther <rguenther@suse.de>
27361 * invoke.texi (-finline-limit): Remove no longer true parts
27362 of the documentation. Note that there is no default value.
27364 2008-02-01 Andrew Pinski <pinskia@gmail.com>
27365 Mark Mitchell <mark@codesourcery.com>
27366 Ben Elliston <bje@au.ibm.com>
27369 * doc/extend.texi (Other Builtins): Document.
27371 2008-01-31 Tom Browder <tom.browder@gmail.com>
27373 * doc/c-tree.texi (Types): Fix grammar.
27374 (Expression trees): Ditto.
27375 * doc/passes.texi (Tree-SSA passes): Ditto.
27377 * doc/configterms.texi (Configure Terms): Fix typo.
27378 * doc/cpp.texi (Common Predefined Macros): Ditto.
27379 * doc/md.texi (Machine Constraints): Ditto.
27381 * doc/makefile.texi (Makefile): Add comma.
27383 2008-01-31 Tom Browder <tom.browder@gmail.com>
27384 Gerald Pfeifer <gerald@pfeifer.com>
27386 * doc/sourcebuild.texi (Front End): Remove references to CVS
27387 and CVSROOT/modules.
27388 (Texinfo Manuals): Replace reference to CVS by one to SVN.
27389 (Back End): Remove reference to CVS.
27391 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27394 * config/mips/mips.c (gen_load_const_gp): New function, taking a
27396 (mips16_gp_pseudo_reg): ...here.
27397 * config/mips/mips.md (load_const_gp): Replace with...
27398 (load_const_gp_<mode>): ...this :P-based insn.
27400 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27402 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
27403 options. Minor fixes.
27404 (-std): Move reference to standards closer to where language
27405 standards are first mentioned.
27407 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27409 PR rtl-optimization/34995
27410 * reload.c (alternative_allows_const_pool_ref): Take an rtx
27411 parameter and return a bool. If the rtx parameter is nonnull,
27412 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
27413 (find_reloads): Update call accordingly. Pass the new operand
27414 if it needed no address reloads, otherwise pass null.
27416 2008-01-30 Richard Henderson <rth@redhat.com>
27419 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
27420 for unbounded arrays.
27422 2008-01-30 Silvius Rus <rus@google.com>
27424 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
27426 2008-01-30 Jan Hubicka <jh@suse.cz>
27429 * i386.c (init_cumulative_args): Use real function declaration when
27432 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
27434 PR rtl-optimization/34998
27435 * global.c (build_insn_chain): Treat non-subreg_lowpart
27436 SUBREGs of pseudos as clobbering all the words covered by the
27437 SUBREG, not just all the bytes.
27438 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
27439 original df_ref rather than an extract parameter.
27440 (global_conflicts): Update call accordingly.
27442 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
27444 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
27445 the overflow check to make it easier to read.
27446 (__fixtfdi): Change the type of the ll member in union
27447 long_double to UDItype_x.
27449 2008-01-30 Jakub Jelinek <jakub@redhat.com>
27451 PR middle-end/34969
27452 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
27453 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
27454 * tree-inline.c (fold_marked_statements): Call
27455 cgraph_update_edges_for_call_stmt if folding a call statement.
27456 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
27457 debug_generic_stmt calls, reset it back afterwards.
27460 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
27462 * c-typeck.c (build_external_ref): Don't pedwarn about
27463 static vars in current function's scope.
27465 2008-01-29 Joseph Myers <joseph@codesourcery.com>
27467 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
27469 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
27472 * ipa-struct-reorg.c: Fix spelling.
27473 * params.def: Ditto.
27475 2008-01-29 Richard Guenther <rguenther@suse.de>
27477 PR middle-end/35006
27478 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
27480 * tree-inline.c (remap_type): Increment remapping_type_depth
27481 around remapping types.
27482 (copy_body_r): Only add referenced variables if they are referenced
27483 from code, not types.
27485 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
27496 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
27497 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
27499 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
27502 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
27503 pointer for tiny stack.
27505 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27507 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
27509 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27511 * config/vx-common.h: Fix typo in comment.
27513 2008-01-28 Ian Lance Taylor <iant@google.com>
27517 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
27518 coalesce pointers if they have different DECL_NO_TBAA_P values.
27519 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
27520 between variables with different DECL_NO_TBAA_P values.
27522 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
27525 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
27526 are not legitimate small data references on SPE targets.
27528 2008-01-28 David Daney <ddaney@avtrex.com>
27530 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
27532 2008-01-28 David Daney <ddaney@avtrex.com>
27534 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
27536 2008-01-27 Joseph Myers <joseph@codesourcery.com>
27538 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
27539 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
27540 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
27541 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
27542 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
27543 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
27544 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
27545 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
27547 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27549 * basic-block.h (condjump_equiv_p): Fix comment.
27551 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27553 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
27554 print_generic_stmt_indented): Fix comment.
27556 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27558 * configure.ac (__stack_chk_fail): Add detecion for availability
27559 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
27560 * configure: Regenerate.
27562 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
27564 PR middle-end/34688
27565 * final.c (output_addr_const): Handle TRUNCATE.
27567 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
27570 * tree-ssa-loop-ivopts.c (comp_cost): New type.
27571 (zero_cost, infinite_cost): New constants.
27572 (struct cost_pair): Change type of cost to comp_cost.
27573 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
27574 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
27576 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
27577 split_address_cost, ptr_difference_cost, difference_cost,
27578 get_computation_cost_at, get_computation_cost,
27579 determine_use_iv_cost_generic, determine_use_iv_cost_address,
27580 determine_use_iv_cost_condition, determine_use_iv_costs,
27581 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
27582 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
27583 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
27584 Change type of cost to comp_cost.
27585 (determine_iv_cost): Increase cost of non-original ivs, instead
27586 of decreasing the cost of original ones.
27587 (get_address_cost): Indicate the complexity of the addressing mode
27589 (try_add_cand_for): Prefer using ivs not specific to some object.
27590 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
27592 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
27593 Janis Johnson <janis187@us.ibm.com>
27596 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
27597 (TARGET_INSTANTIATE_DECLS): Likewise.
27598 * target.h (expand_to_rtl_hook): New target hook.
27599 (instantiate_decls): Likewise.
27600 * function.c (instantiate_decl): Make non-static. Rename to...
27601 (instantiate_decl_rtl): ... this.
27602 (instantiate_expr): Use instantiate_decl_rtl.
27603 (instantiate_decls_1): Likewise.
27604 (instantiate_decls): Likewise.
27605 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
27606 * function.h (instantiate_decl_rtl): Add prototype.
27607 * cfgexpand.c (target.h): New include.
27608 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
27609 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
27610 (TARGET_INSTANTIATE_DECLS): Likewise.
27611 (TARGET_INITIALIZER): New target hooks added.
27612 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
27614 * config/rs6000/rs6000.c (tree-flow.h): New include.
27615 (machine_function): Add sdmode_stack_slot field.
27616 (rs6000_alloc_sdmode_stack_slot): New function.
27617 (rs6000_instantiate_decls): Likewise.
27618 (rs6000_secondary_memory_needed_rtx): Likewise.
27619 (rs6000_check_sdmode): Likewise.
27620 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
27621 (TARGET_INSTANTIATE_DECLS): Likewise.
27622 (rs6000_hard_regno_mode_ok): Allow SDmode.
27623 (num_insns_constant): Likewise. Handle _Decimal32 constants.
27624 (rs6000_emit_move): Handle SDmode.
27625 (function_arg_advance): Likewise.
27626 (function_arg): Likewise.
27627 (rs6000_gimplify_va_arg): Likewise. Add special handling of
27628 SDmode var args for 32-bit compiles.
27629 (rs6000_secondary_reload_class): Handle SDmode.
27630 (rs6000_output_function_epilogue): Likewise.
27631 (rs6000_function_value): Simplify if statement.
27632 (rs6000_libcall_value): Likewise.
27633 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
27634 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
27635 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
27636 (movsd_hardfloat): New define_insn.
27637 (movsd_softfloat): Likewise.
27638 (movsd_store): Likewise.
27639 (movsd_load): Likewise.
27640 (extendsddd2): Likewise.
27641 (extendsdtd2): Likewise.
27642 (truncddsd2): Likewise.
27643 (movdd_hardfloat64): Fixup comment.
27644 (UNSPEC_MOVSD_LOAD): New constant.
27645 (UNSPEC_MOVSD_STORE): Likewise.
27647 2008-01-26 Jakub Jelinek <jakub@redhat.com>
27650 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
27652 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
27653 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
27654 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
27655 and TRUTH_XOR_EXPR.
27657 2008-01-26 David Edelsohn <edelsohn@gnu.org>
27660 * config.gcc: Separate AIX 5.3 from AIX 6.1.
27661 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27662 __LONGDOUBLE128 too.
27663 * config/rs6000/aix61.h: New file.
27665 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27667 PR rtl-optimization/34959
27668 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
27669 popcount and parity rtxes the same mode as their operand.
27670 Truncate or extend the result to the return value's mode
27673 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27676 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
27677 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
27678 to GOT_VERSION_REGNUM.
27679 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
27680 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
27681 * config/mips/mips.c (mips_emit_call_insn): New function.
27682 (mips_call_tls_get_addr): Call mips_expand_call directly.
27683 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
27685 (mips16_build_call_stub): Likewise. Return the call insn or null.
27686 (mips_expand_call): Update the call to mips16_build_call_stub
27687 accordingly and a remove redundant condition. Assert that MIPS16
27688 stubs do not use lazy binding. Use mips_emit_call_insn and return
27690 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
27692 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
27693 (mips_avoid_hazard): Remove hazard_set handling.
27694 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
27695 (UNSPEC_RESTORE_GP): ...this.
27696 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
27697 (FAKE_CALL_REGNO): Rename to...
27698 (GOT_VERSION_REGNUM): ...this.
27699 (type): Add "ghost" value. Add an associated insn reservation.
27700 (hazard_set): Remove.
27701 (exception_receiver): Rename to...
27702 (restore_gp): ...this and update the unspec identifier accordingly.
27703 (exception_receiver, nonlocal_got_receiver): New expanders.
27704 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
27705 FAKE_CALL_REGNO. Remove hazard_set attribute.
27706 (set_got_version, update_got_version): New patterns.
27708 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
27711 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
27713 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27716 * doc/install.texi2html: Generate gcc-vers.texi.
27718 2008-01-25 DJ Delorie <dj@redhat.com>
27720 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
27722 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27724 * config/c4x: Remove directory.
27725 * config.gcc (crx-*, mt-*): Mark obsolete.
27726 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
27727 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
27728 sh-*-rtemscoff*): Remove cases.
27729 * defaults.h (C4X_FLOAT_FORMAT): Remove.
27730 * real.c (encode_c4x_single, decode_c4x_single,
27731 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
27732 c4x_extended_format): Remove.
27733 * real.h (c4x_single_format, c4x_extended_format): Remove.
27734 * doc/extend.texi (interrupt, naked): Remove mention of attributes
27736 (Pragmas): Remove comment about c4x pragmas.
27737 * doc/install.texi (c4x): Remove target-specific instructions.
27738 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
27739 * doc/md.texi (Machine Constraints): Remove C4x documentation.
27740 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
27741 refer to C4x source files as examples.
27742 (C4X_FLOAT_FORMAT): Remove documentation.
27744 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
27746 * config/bfin/bfin.c (override_options): Reorder tests so that
27747 flag_pic gets enabled for -msep-data.
27749 2008-01-25 Richard Guenther <rguenther@suse.de>
27751 PR middle-end/32244
27752 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
27753 to its bitfield precision if required.
27755 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27757 PR middle-end/33880
27758 * tree-nested.c (walk_omp_for): New function.
27759 (convert_nonlocal_reference, convert_local_reference): Call
27760 walk_omp_for on OMP_FOR.
27761 (convert_call_expr): Call walk_body on OMP_FOR's
27762 OMP_FOR_PRE_INIT_BODY.
27764 2008-01-25 Richard Guenther <rguenther@suse.de>
27766 PR tree-optimization/34966
27767 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
27768 default defs and PHI_NODEs we have to insert after the
27769 defining statement.
27771 2008-01-24 Nick Clifton <nickc@redhat.com>
27773 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
27774 Provide a default definition.
27775 (LIBGCC2_UNITS_PER_WORD): Likewise.
27777 * config/stormy16/stormy16.c: Include df.h for the prototype
27778 for df_regs_ever_live_p.
27779 (xstormy16_expand_builtin_va_start): Convert the stack offset
27780 into a component_ref and then use POINTER_PLUS_EXPR to add it
27781 to the incoming_virtual_args_rtx.
27782 (xstormy16_gimplify_va_arg_expr): Rename to
27783 xstormy16_gimplify_va_arg_expr.
27784 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
27785 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
27786 xstormy16_gimplify_va_arg_expr.
27787 Fix up some formatting issues.
27789 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
27790 Move to predicates.md.
27791 (xs_hi_general_operand): Likewise.
27792 (xs_hi_nonmemory_operand): Likewise.
27793 * config/stormy16/predicates.md:
27794 (xstormy16_carry_plus_operand): New predicate.
27795 (xs_hi_general_operand): New predicate.
27796 (xs_hi_nonmemory_operand): New predicate.
27797 * config/stormy16/stormy16-protos.h:
27798 (xstormy16_carry_plus_operand): Delete prototype.
27799 (xs_hi_general_operand): Likewise.
27800 (xs_hi_nonmemory_operand): Likewise.
27802 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
27803 modifiers as they are no longer needed and they can trigger
27804 reload spill failures.
27806 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
27807 with a match_operand in order to help reload.
27809 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
27810 constraint with 'e' for the 8th alternative as this version of
27811 the mov.w instruction only accepts the lower 8 registers.
27813 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
27816 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
27817 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
27820 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27822 PR middle-end/33333
27823 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
27825 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27827 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
27829 (remove_structure): Update allocations list before removing structure.
27831 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27833 * ipa-struct-reorg.c (is_safe_cond_expr,
27834 create_new_stmts_for_cond_expr): Use integer_zerop function,
27835 that recognize not only zero-pointer, but zero-integer too.
27837 2008-01-25 Ben Elliston <bje@au.ibm.com>
27840 * fixproto: Escape "." in sed expression that strips leading "./".
27842 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
27845 * gcc.c (SWITCH_OK): Removed.
27846 (SWITCH_LIVE): Changed to bit.
27847 (SWITCH_FALSE): Likewise.
27848 (SWITCH_IGNORE): Likewise.
27849 (switchstr): Change live_cond to unsigned int.
27850 (process_command): Replace SWITCH_OK with 0.
27851 (do_self_spec): Likewise.
27852 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
27853 (give_switch): Likewise.
27854 (used_arg): Likewise.
27855 (do_spec_1): Set the SWITCH_IGNORE bit.
27856 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
27857 bits. Set the SWITCH_LIVE bit.
27859 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27861 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
27863 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
27865 PR tree-optimization/34472
27866 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
27867 parameter to a "bool *" and set *DATA to false if there is
27868 an unsafe access. Do not delete the structure here.
27869 (check_cond_exprs): Delete it here instead.
27870 (check_cond_exprs, exclude_cold_structs): Do not increase
27871 I when removing a structure.
27873 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
27876 * config/i386/i386.c (ix86_expand_vector_init): Consider only
27877 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
27879 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
27881 PR middle-end/34934
27882 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
27883 a fixed vector for stack.
27885 2008-01-24 Ben Elliston <bje@au.ibm.com>
27888 * doc/gcc.texi (Software development): Add a direntry for g++.
27890 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
27892 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
27893 stale and straggling -fforce-addr comments above.
27895 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
27897 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
27898 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
27900 2008-01-23 Michael Matz <matz@suse.de>
27903 * dwarf2out.c (force_type_die): Use modified_type_die instead of
27906 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
27908 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
27909 malloc result type.
27911 2008-01-23 Anatoly Sokolov <aesok@post.ru>
27913 * config/avr/avr.c (avr_current_arch): New variable.
27914 (avr_arch_types): Add 'avr31' and 'avr51' entries.
27915 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
27916 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
27917 (avr_override_options): Init 'avr_current_arch'.
27918 (base_arch_s): Move from here...
27919 * config/avr/avr.h (base_arch_s): ... here. Add new members
27920 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
27921 'mega' to 'have_jmp_call'.
27922 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
27923 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
27925 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
27927 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
27928 MULTILIB_MATCHES): Ditto.
27930 2008-01-23 Richard Guenther <rguenther@suse.de>
27932 PR middle-end/31529
27933 * cgraphunit.c (cgraph_reset_node): Always mark the node
27934 not reachable if it is not queued already.
27936 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
27938 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
27939 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
27940 (cputype_selected): New static variable.
27941 (bfin_handle_option): Set it if -mcpu is used.
27942 (override_option): Select default set of workarounds if no cpu type
27943 selected on the command line.
27944 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
27946 From Michael Frysinger <michael.frysinger@analog.com>
27947 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
27948 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
27950 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
27951 for bf547, bf523, bf524, and bf526.
27952 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
27954 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
27955 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
27956 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
27957 __ADSPBF547__ and __ADSPBF54x__ for bf547.
27958 * doc/invoke.texi (Blackfin Options): Document that
27959 -mcpu now accept bf547, bf523, bf524, and bf526.
27961 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
27963 PR rtl-optimization/34628
27964 * combine.c (try_combine): Stop and undo after the first combination
27965 if an autoincrement side-effect on the first insn has effectively
27968 2008-01-22 David Edelsohn <edelsohn@gnu.org>
27971 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
27972 Offset addresses are not valid for Altivec or paired float modes.
27974 2008-01-22 Jakub Jelinek <jakub@redhat.com>
27977 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
27978 if DECL_INITIAL (decl) is error_mark_node.
27981 * c-common.c (handle_vector_size_attribute): Only allow
27982 integral, scalar float and fixed point types. Handle OFFSET_TYPE
27983 the same way as pointer, array etc. types.
27984 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
27987 * tree.c (build_type_attribute_qual_variant): Call
27988 build_qualified_type if attributes are equal, but quals are not.
27990 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27993 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
27994 * flags.h (warn_strict_aliasing): Remove.
27995 (warn_strict_overflow): Remove.
27996 * opts.c (warn_strict_aliasing): Remove.
27997 (warn_strict_overflow): Remove.
27998 * c-opts.c (c_common_handle_option): -Wall only sets
27999 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
28000 (c_common_post_options): Give default values to -Wstrict-aliasing
28001 and -Wstrict-overflow if they are uninitialized.
28002 * common.opt (Wstrict-aliasing): Specify Var and Init.
28003 (Wstrict-overflow): Likewise.
28005 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
28007 PR rtl-optimization/26854
28008 PR rtl-optimization/34400
28009 PR rtl-optimization/34884
28010 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
28012 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
28013 (df_rd_bb_info.expanded_lr_out): Deleted
28014 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
28015 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
28016 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
28017 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
28018 Removed code to allocate, initialize or free expanded_lr_out.
28019 (df_rd_bb_local_compute_process_def): Restructured to make more
28021 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
28022 sets if the sets are being trimmed.
28024 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
28027 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
28028 (as_vers): Likewise.
28029 * configure: Regenerated.
28031 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28033 PR middle-end/33092
28034 * tree-pass.h (pass_build_alias): New pass.
28035 * tree-ssa-alias.c (gate_build_alias): New.
28036 (pass_build_alias): New.
28037 * passes.c (init_optimization_passes): Add pass_build_alias after
28038 pass_create_structure_vars.
28040 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
28042 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
28043 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
28044 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
28045 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
28046 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
28047 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
28048 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
28049 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
28050 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
28051 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
28052 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
28053 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
28054 * config/s390/s390.md (FP_ALL): New mode iterator.
28055 (_d): New mode attribute.
28056 ("*signbit<mode>2>"): Changed mode of first operand.
28057 ("isinf<mode>2"): Changed mode of first operand.
28058 ("*TDC_insn"): Adaptation for DFP modes.
28060 2008-01-22 Ben Elliston <bje@au.ibm.com>
28062 * tree.c (check_qualified_type): Improve function description.
28064 2008-01-21 Jason Merrill <jason@redhat.com>
28067 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
28068 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
28071 2008-01-21 DJ Delorie <dj@redhat.com>
28073 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
28076 2008-01-21 Richard Guenther <rguenther@suse.de>
28078 PR middle-end/34856
28079 * tree-cfg.c (verify_expr): Allow all invariant expressions
28080 instead of just constant class ones as reference argument.
28081 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
28082 like any other constant.
28083 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
28085 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
28087 * regmove.c (fixup_match_1): Update call crossed frequencies.
28089 2008-01-21 Richard Guenther <rguenther@suse.de>
28092 * tree-inline.c (setup_one_parameter): Deal with mismatched
28093 types using a VIEW_CONVERT_EXPR.
28095 2008-01-21 Alon Dayan <alond@il.ibm.com>
28096 Olga Golovanevsky <olga@il.ibm.com>
28098 PR tree-optimization/34701
28099 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
28100 when the structure size is not a power of 2.
28102 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
28104 * doc/install.texi: Add doc for --enable-checking=df.
28106 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
28108 PR rtl-optimization/34808
28109 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
28111 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
28113 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
28116 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
28118 PR rtl-optimization/26854
28119 PR rtl-optimization/34400
28120 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
28122 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
28123 (df_rd_bb_info.expanded_lr_out): New.
28124 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
28125 * loop_iv.c (iv_analysis_loop_init): Ditto.
28126 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
28127 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
28128 Added code to allocate, initialize or free expanded_lr_out.
28129 (df_rd_bb_local_compute_process_def): Restructured to make
28130 more understandable.
28131 (df_rd_confluence_n): Add code to do nothing with fake edges and
28132 code to no apply invalidate_by_call sets if the sets are being trimmed.
28133 (df_lr_local_finalize): Renamed to df_lr_finalize.
28134 (df_live_local_finalize): Renamed to df_live_finalize.
28136 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
28139 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
28140 deciding whether to use reciprocal instructions.
28142 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
28144 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
28145 dwarf2out_note_section_used if cold_text_section is NULL.
28147 2008-01-19 Jakub Jelinek <jakub@redhat.com>
28149 PR gcov-profile/34610
28150 * tree-cfg.c (make_edges): Mark both outgoing edges from
28151 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
28152 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
28153 from OMP_FOR and OMP_CONTINUE outgoing edges.
28155 * tree-profile.c (tree_profiling): Return early if
28156 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
28158 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
28159 from cfun to child_cfun.
28160 * function.h (struct function): Add after_tree_profile bit.
28162 2008-01-19 Anatoly Sokolov <aesok@post.ru>
28164 * config/avr/avr.S (_exit): Disable interrupt.
28166 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
28167 Steven Bosscher <stevenb.gcc@gmail.com>
28169 PR rtl-optimization/26854
28170 PR rtl-optimization/34400
28171 * df-problems.c (df_live_scratch): New scratch bitmap.
28172 (df_live_alloc): Allocate df_live_scratch when doing df_live.
28173 (df_live_reset): Clear the proper bitmaps.
28174 (df_live_bb_local_compute): Only process the artificial defs once
28175 since the order is not important.
28176 (df_live_init): Init the df_live sets only with the variables
28177 found live by df_lr.
28178 (df_live_transfer_function): Use the df_lr sets to prune the
28179 df_live sets as they are being computed.
28180 (df_live_free): Free df_live_scratch.
28182 2008-01-18 Ian Lance Taylor <iant@google.com>
28184 * common.opt: Add fmerge-debug-strings.
28185 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
28186 flag_merge_debug_strings rather than flag_merge_constants.
28187 * doc/invoke.texi (Option Summary): Mention
28188 -fmerge-debug-strings.
28189 (Debugging Options): Document -fmerge-debug-strings.
28191 2008-01-18 Ian Lance Taylor <iant@google.com>
28194 * tree.h (DECL_IS_OPERATOR_NEW): Define.
28195 (struct tree_function_decl): Add new field operator_new_flag.
28196 * tree-inline.c (expand_call_inline): When inlining a call to
28197 operator new, force the return value to go into a variable, and
28198 set DECL_NO_TBAA_P on that variable.
28199 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
28201 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
28204 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
28205 DWARF2_DEBUGGING_INFO.
28206 (dwarf2out_note_section_used): Ditto. Add prototype.
28207 (have_multiple_function_sections, text_section_used,
28208 cold_text_section_used, *cold_text_sections): Move declarations
28211 2008-01-17 Bob Wilson <bob.wilson@acm.org>
28213 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
28214 field and add signal_ra.
28215 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
28216 assignments to frame state pc. Move end of stack check after
28217 MD_FALLBACK_FRAME_STATE_FOR.
28218 (uw_update_context_1): Use frame state signal_regs if set, instead
28219 of checking signal_frame flag.
28220 (uw_update_context): Use frame state signal_ra if set.
28221 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
28222 * config/xtensa/linux-unwind.h: New file.
28224 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
28226 * modulo-sched.c (get_sched_window): Fix comment typo.
28228 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
28230 PR tree-optimization/34648
28231 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
28233 2008-01-17 Anatoly Sokolov <aesok@post.ru>
28235 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
28236 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
28238 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
28240 PR rtl-optimization/34400
28241 * df-core.c (df_worklist_dataflow_overeager,
28242 df_worklist_dataflow_doublequeue): New functions.
28243 (df_worklist_dataflow): Two different worklist solvers.
28244 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
28247 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28250 * doc/invoke.texi: Document the dependence on pthread for fopenmp
28251 and ftree-parallelize-loops.
28253 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
28255 PR rtl-optimization/34826
28256 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
28258 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
28260 * global.c (find_reg): Mark the eh regs as used if necessary.
28261 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
28262 * ra.h (struct allocno): no_eh_reg field added. Changed
28263 no_stack_reg type to bitfield.
28265 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
28267 * tree.c (substitute_in_expr): Add missing 'break'.
28269 2008-01-17 Richard Guenther <rguenther@suse.de>
28271 PR tree-optimization/34825
28272 * tree-ssa-math-opts.c (is_division_by): Do not recognize
28273 x / x as division to handle.
28275 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28277 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
28278 "-pthread" is specified.
28279 * pa-hpux11.h (LIB_SPEC): Likewise.
28281 2008-01-16 Janis Johnson <janis187@us.ibm.com>
28282 Peter Bergner <bergner@vnet.ibm.com>
28284 PR rtl-optimization/33796
28285 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
28287 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28289 PR libgfortran/34699
28290 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
28292 * pa-hpux10.h (LINK_SPEC): Likewise.
28293 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
28295 2008-01-16 Richard Guenther <rguenther@suse.de>
28297 PR middle-end/32628
28298 * fold-const.c (fold_convert_const_int_from_int): Do not
28299 set overflow if that occured only because of a sign extension
28300 change when converting from/to a sizetype with the same
28301 precision and signedness.
28303 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28306 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
28307 location address to the correct place. Update copyright year.
28309 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28311 * lambda-code.c (lambda_transform_legal_p): Handle the case of
28312 no dependences in the dependence_relations vector.
28314 2008-01-16 Jan Hubicka <jh@suse.cz>
28316 PR rtl-optimization/31396
28317 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
28318 * cfg.c (dump_reg_info): Print it.
28319 * regs.h (struct reg_info_t): add freq_calls_crossed.
28320 (REG_FREQ_CALLS_CROSSED): New macro.
28321 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
28322 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
28323 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
28324 regmove_optimize): Update call crossed frequencies.
28325 * local-alloc.c (struct qty): Add freq_calls_crossed.
28326 (alloc_qty): Copute freq_calls_crossed.
28327 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
28328 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
28329 * ra.h (struct allocno): Add freq_calls_crossed.
28331 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28333 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
28334 libgomp when compiling with ftree-parallelize-loops.
28335 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
28337 2008-01-16 Richard Guenther <rguenther@suse.de>
28339 PR tree-optimization/34769
28340 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
28341 * tree.c (int_cst_value): Instead make this function more
28342 permissive in what it accepts as valid input. Document this
28343 function always sign-extends the value.
28345 2008-01-16 Jakub Jelinek <jakub@redhat.com>
28346 Richard Guenther <rguenther@suse.de>
28349 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
28350 (gimple_fold_indirect_ref_rhs): ... this.
28351 (gimple_fold_indirect_ref): New function with foldings
28352 that preserve lvalueness.
28353 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
28354 * tree-flow.h (gimple_fold_indirect_ref): Declare.
28355 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
28356 to fold an INDIRECT_REF, fall back to the old use of
28357 fold_indirect_ref_1.
28359 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28361 * tree-data-ref.c (subscript_dependence_tester_1): Call
28362 free_conflict_function.
28363 (compute_self_dependence): Same.
28365 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28368 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
28369 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
28371 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
28372 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
28373 for DWARF2_UNWIND_INFO targets.
28375 2008-01-16 Richard Guenther <rguenther@suse.de>
28378 * c-typeck.c (common_pointer_type): Do not merge inconsistent
28379 type qualifiers for function types.
28381 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
28383 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
28384 loop_iterator li from previous commit.
28386 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
28388 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
28390 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28392 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
28393 (parallelize_loops): Don't parallelize irreducible components.
28395 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28398 * c-opts (c_common_post_options): Do not enable CPP
28399 flag_pedantic_errors by default.
28401 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
28403 PR rtl-optimization/31944
28404 * cse.c (remove_pseudo_from_table): New function.
28405 (merge_equiv_classes): Use above function to remove pseudo-registers.
28406 (invalidate): Likewise.
28408 2008-01-13 Richard Guenther <rguenther@suse.de>
28410 PR middle-end/34601
28411 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
28412 instead of TYPE_MODE to deal with calls from expand_one_error_var.
28414 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
28416 * gcse.c (cprop_jump): Call validate_unshare_change instead of
28417 validate_change to unshare the source of the PC set.
28419 2008-01-12 Jan Hubicka <jh@suse.cz>
28421 PR middle-end/32135
28422 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
28423 references above array bounds. This might trigger bounds checks for
28424 pointers to arrays.
28426 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28428 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
28429 new_replaceable_dependencies.
28431 2008-01-12 Doug Kwan <dougkwan@google.com>
28433 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
28434 instead of OPT_Wreturn_type in warning due to ignored return type
28436 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
28437 options included in -Wextra.
28438 * c.opt: New option -Wignored_qualifiers.
28439 * doc/invoke.texi (Warning Options, -Wextra): Add new option
28440 -Wignore_qualifiers.
28441 (-Wignored-qualifiers): Document.
28442 (-Wreturn-type): Remove description of functionality now handled
28443 by -Wignored-qualifiers.
28445 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
28448 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
28449 NOP_EXPR if it is between integral types with the same precision.
28451 2008-01-12 Jan Hubicka <jh@suse.cz>
28454 * invoke.texi (max-inline-recursive-depth): Fix default value.
28456 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
28458 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
28461 2008-01-11 Bob Wilson <bob.wilson@acm.org>
28463 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
28465 2008-01-11 James E. Wilson <wilson@specifix.com>
28468 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
28470 2008-01-11 Anatoly Sokolov <aesok@post.ru>
28472 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
28473 save/restore frame pointer register and don't use 'call-prologues'
28474 optimization in function with "OS_task" attribute.
28476 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
28478 PR middle-end/31309
28479 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
28480 when copying to memory.
28482 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
28484 PR rtl-optimization/30905
28485 * cfgcleanup.c: Include dce.h
28486 (crossjumps_occured): New global variable.
28487 (try_crossjump_bb): Exit loop after finding a fallthru edge.
28488 If something changed, set crossjumps_occured to true.
28489 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
28490 Don't add/remove fake edges to exit here...
28491 (cleanup_cfg): ...but do it here, when crossjumping.
28492 Run a fast DCE when successful crossjumps occured in the latest
28493 iteration of try_optimize_cfg.
28495 2008-01-11 Richard Guenther <rguenther@suse.de>
28497 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
28498 (struct vn_unary_op_s): Likewise.
28499 (vn_reference_insert): Free old reference on hash collision.
28501 2008-01-10 Raksit Ashok <raksit@google.com>
28503 PR rtl-optimization/27971
28504 * combine.c (find_split_point): Split PLUS expressions which are
28505 inside a MEM rtx, and whose first operand is complex.
28507 2008-01-10 DJ Delorie <dj@redhat.com>
28509 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
28510 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
28511 (m32c_hard_regno_ok): Call the underlying function.
28513 2008-01-10 Richard Guenther <rguenther@suse.de>
28515 PR middle-end/34683
28516 * tree-cfg.c (tree_merge_blocks): Do not go through the
28517 full-blown folding and stmt updating path if we just deal
28518 with virtual operands.
28519 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
28520 test for abnormal SSA_NAMEs.
28522 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
28524 PR middle-end/34641
28525 * reload.c (push_reload): Add assertions. All constants from
28526 reg_equiv_constant should have been used for replacing the respective
28528 (find_reloads_address): Invoke find_reloads_address_part for
28529 constant taken from the reg_equiv_constant array.
28531 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
28533 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
28534 field (valnum) the first in the struct. Replace bools with
28537 2008-01-10 Richard Guenther <rguenther@suse.de>
28539 PR tree-optimization/34651
28540 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
28541 types and ordering for masking and converting.
28543 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
28545 PR tree-optimization/34017
28546 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
28547 also for PHI_NODE expressions.
28549 2008-01-09 Jan Hubicka <jh@suse.cz>
28551 PR tree-optimization/34708
28552 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
28553 based on number of case labels.
28554 (init_inline_once): Remove switch_cost.
28555 * tree-inline.h (eni_weights_d): Remove switch_cost.
28557 2008-01-09 Richard Guenther <rguenther@suse.de>
28558 Andrew Pinski <andrew_pinski@playstation.sony.com>
28560 PR middle-end/30132
28561 * gimplify.c (gimplify_cond_expr): Do not create an addressable
28562 temporary if an rvalue is ok or an lvalue is not required.
28564 2008-01-09 Richard Guenther <rguenther@suse.de>
28566 PR middle-end/34458
28567 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
28568 adjust return type.
28570 2008-01-09 Richard Guenther <rguenther@suse.de>
28572 PR middle-end/34679
28573 * tree.c (host_integerp): Check for sizetype only if the
28574 type is an integer type.
28576 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
28579 * opts.c (decode_options): Disable inlining of functions called
28580 once if not in unit-at-a-time mode.
28582 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
28584 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
28586 2008-01-08 Richard Guenther <rguenther@suse.de>
28588 PR middle-end/31863
28589 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
28590 out early if the result will be unused.
28592 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28597 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28598 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28601 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
28603 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
28604 for vectorization tuned.
28606 2008-01-08 Richard Guenther <rguenther@suse.de>
28608 PR tree-optimization/34683
28609 * tree-ssa-operands.c (operand_build_cmp): Export.
28610 * tree-ssa-operands.h (operand_build_cmp): Declare.
28611 * tree-vn.c (vuses_compare): Remove.
28612 (sort_vuses): Use operand_build_cmp.
28613 (sort_vuses_heap): Likewise.
28614 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
28615 to re-use old VEC if available. Do not sort already sorted VUSEs.
28616 (vdefs_to_vec): Do not sort already sorted VDEFs.
28618 2008-01-08 Jakub Jelinek <jakub@redhat.com>
28620 PR middle-end/34694
28621 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
28623 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28626 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
28627 limitations of reciprocal sequences on x86 targets.
28629 2008-01-08 Richard Guenther <rguenther@suse.de>
28631 PR tree-optimization/34683
28632 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
28634 2008-01-07 Jakub Jelinek <jakub@redhat.com>
28637 * config/darwin.c (darwin_mergeable_string_section): Don't use
28638 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
28640 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
28643 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
28644 negxf2. Macroize expander using X87MODEF mode iterator. Change
28645 predicates of op0 and op1 to register_operand.
28646 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
28647 expander using X87MODEF mode iterator. Change predicates of
28648 op0 and op1 to register_operand.
28649 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
28650 corresponding patterns and macroize using MODEF macro. Change
28651 predicates of op0 and op1 to register_operand and remove
28652 "m" constraint. Disparage "r" alternative with "!".
28653 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
28654 macroize using X87MODEF macro. Change predicates of op0 and op1
28655 to register_operand and remove "m" constraint. Disparage "r"
28656 alternative with "!".
28657 (absneg splitter with memory operands): Remove.
28658 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
28659 patterns and macroize using X87MODEF mode iterator.
28660 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
28661 Change predicate of op1 to register_operand.
28662 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
28663 for memory operands.
28665 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
28667 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
28669 2008-01-07 Richard Guenther <rguenther@suse.de>
28671 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
28674 2008-01-07 Richard Guenther <rguenther@suse.de>
28676 PR tree-optimization/34683
28677 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
28678 VOPs of the needed size to save memory. Use VEC_quick_push
28679 to save compile-time.
28680 (vdefs_to_vec): Likewise.
28682 2008-01-07 Sa Liu <saliu@de.ibm.com>
28684 * config/spu/spu.md (divdf3): Genetate inline code for double
28685 division. The implementation doesn't handle INF or NAN, therefore it
28686 only applies when -ffinite-math-only is given.
28688 2008-01-06 Paolo Carlini <pcarlini@suse.de>
28691 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
28692 * doc/cpp.texi ([Common Predefined Macros]): Document.
28694 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
28696 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
28697 order to use commutative addition instead of subtraction.
28699 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
28700 Mircea Namolaru <namolaru@il.ibm.com>
28701 Vladimir Yanovsky <yanov@il.ibm.com>
28702 Revital Eres <eres@il.ibm.com>
28704 PR tree-optimization/34263
28705 * tree-outof-ssa.c (process_single_block_loop_latch,
28706 contains_tree_r): New functions.
28707 (analyze_edges_for_bb): Call process_single_block_loop_latch
28708 function to empty single-basic-block latch block if possible.
28710 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28712 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28714 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
28716 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28718 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
28720 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28722 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
28724 2008-01-05 Jakub Jelinek <jakub@redhat.com>
28726 PR tree-optimization/34618
28727 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
28730 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28733 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
28734 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
28735 Update copyright year.
28737 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
28738 Update copyright year.
28739 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
28742 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
28744 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
28745 edge does not point to current bb before changing need_assert.
28747 2008-01-04 Richard Guenther <rguenther@suse.de>
28749 PR middle-end/34029
28750 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
28751 for verifying purposes if they are is_gimple_min_invariant.
28753 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
28755 PR tree-optimization/34448
28756 PR tree-optimization/34465
28757 * gimplify.c (gimplify_init_constructor): Add new parameter
28758 notify_temp_creation. Use it.
28759 (gimplify_modify_expr_rhs): Take volatiles into account when
28760 optimizing constructors.
28761 Do not optimize constructors if gimplify_init_constructor will dump to
28763 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
28764 * gcc.c-torture/compile/pr34448.c: New.
28766 2008-01-04 Jakub Jelinek <jakub@redhat.com>
28768 PR gcov-profile/34609
28769 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
28770 return_slot if result is TREE_ADDRESSABLE.
28772 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
28774 * config/mips/mips.md (sqrt_condition): Tweak comment.
28775 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
28777 2008-01-03 Tom Tromey <tromey@redhat.com>
28780 * c-common.c (c_type_hash): Handle VLAs.
28782 2008-01-03 Jan Hubicka <jh@suse.cz>
28784 PR tree-optimization/31081
28785 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
28786 0 when inlining and not inlining to first basic block.
28787 (remap_decl): When var is initialized to 0, don't set default_def.
28788 (expand_call_inline): Set entry_bb.
28789 * tree-inline.h (copy_body_data): Add entry_bb.
28791 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28794 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
28797 PR tree-optimization/29484
28798 * tree-inline.c (inline_forbidden_p_2): New function.
28799 (inline_forbidden_p): Disallow inlining if some static var
28800 has an address of a local LABEL_DECL in its initializer.
28801 * doc/extend.texi (Labels as Values): Document &&foo behaviour
28804 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
28806 PR tree-optimization/34635
28807 * tree-data-ref.c (add_other_self_distances): Make sure that the
28808 evolution step is constant.
28810 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28812 PR middle-end/34608
28813 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
28815 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
28817 * tree-sra.c (scalarize_init): Insert the generate_element_init
28818 statements after the generate_element_zero statements.
28820 2008-01-02 Richard Guenther <rguenther@suse.de>
28822 PR middle-end/34093
28823 PR middle-end/31976
28824 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
28825 for very large number of operands instead of ICEing.
28827 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
28830 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
28831 while stack probing.
28833 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
28835 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
28838 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
28840 PR libmudflap/26442
28841 * tree-mudflap.c (mx_register_decls): Guard warning by
28842 !DECL_ARTIFICIAL check.
28844 2008-01-01 Jakub Jelinek <jakub@redhat.com>
28846 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
28847 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
28848 sse5_perm<mode>): Fix constraints.