1 2008-12-24 Kazu Hirata <kazu@codesourcery.com>
3 * Makefile.in (GTFILES): Add $(srcdir)/expr.h.
4 * expr.h: Fix the declaration of block_clear_fn.
6 2008-12-23 Andrew Pinski <pinski@gmail.com>
9 * fold-const.c (fold_binary): Call fold_convert on arguments to
10 fold_build2 for negative divide optimization.
12 2008-12-23 Jakub Jelinek <jakub@redhat.com>
15 * dse.c (struct store_info): Add const_rhs field.
16 (clear_rhs_from_active_local_stores): Clear also const_rhs.
17 (record_store): Try also cselib_expand_value_rtx to get a constant.
18 (find_shift_sequence, get_stored_val): Use const_rhs instead of
20 * cselib.c (cselib_record_sets): If !cselib_record_memory and
21 there is just one set from read-only MEM, look at REG_EQUAL or
24 * dse.c (struct store_info): Add redundant_reason field.
25 (record_store): When storing the same constant as has been stored by
26 an earlier store, set redundant_reason field to the earlier store's
27 insn_info_t. Don't delete cannot_delete insns.
28 (find_shift_sequence): Remove read_info argument, add read_mode
29 and require_cst arguments. Return early if require_cst and
30 constant wouldn't be returned.
31 (get_stored_val): New function.
32 (replace_read): Use it.
33 (scan_insn): Put even cannot_delete insns with exactly 1 store
34 into active_local_stores.
35 (dse_step1): Don't delete cannot_delete insns. Remove redundant
36 constant stores if contains_cselib_groups and earlier store storing
37 the same value hasn't been eliminated.
38 (dse_step6): Renamed to dse_step7. New function.
39 (dse_step7): Renamed from dse_step6.
40 (rest_of_handle_dse): Call dse_step6 and dse_step7 at the end.
41 * cselib.c (cselib_expand_value_rtx): Don't wrap CONST_INTs
42 into CONST unless really necessary. Handle SUBREG, unary,
43 ternary, bitfield and compares specially, to be able to simplify
44 operations on constants.
45 (expand_loc): Try to optimize LO_SUM.
47 * dse.c (get_call_args): New function.
48 (scan_insn): Don't handle BUILT_IN_BZERO. For memset, attempt
49 to get call arguments and if successful and both len and val are
50 constants, handle the call as (mem:BLK) (const_int) store.
52 * dse.c (struct store_info): Add is_large bool field, change
53 positions_needed into a union of a bitmask and bitmap + count.
54 (free_store_info): Free bitmap if is_large.
55 (set_usage_bits): Don't look at stores where
56 offset + width >= MAX_OFFSET.
57 (set_position_unneeded, set_all_positions_unneeded,
58 any_positions_needed_p, all_positions_needed_p): New static inline
60 (record_store): Handle BLKmode stores of CONST_INT, if
61 MEM_SIZE is set on the MEM. Use the new positions_needed
63 (replace_read): Handle reads from BLKmode CONST_INT stores.
64 (check_mem_read_rtx): Use all_positions_needed_p function.
65 (dse_step1): Free large positions_needed bitmaps and clear is_large.
67 * dse.c (struct store_info): Change begin and end types to
70 * dse.c (record_store): Fix check for unused store.
72 * expr.c (block_clear_fn): No longer static.
73 * expr.h (block_clear_fn): Declare.
74 * dse.c (scan_insn): Memset and bzero can just read their arguments.
76 * config/i386/i386.c (expand_setmem_via_rep_stos): Add ORIG_VALUE
77 argument. If ORIG_VALUE is const0_rtx and COUNT is constant,
78 set MEM_SIZE on DESTMEM.
79 (ix86_expand_setmem): Adjust callers.
82 * expr.h (get_mem_align_offset): New prototype.
83 * emit-rtl.c (get_mem_align_offset): New function.
84 * config/i386/i386.c (expand_movmem_via_rep_mov): Set MEM_SIZE
86 (expand_constant_movmem_prologue, expand_constant_setmem_prologue):
88 (ix86_expand_movmem): Optimize if COUNT_EXP
89 is constant, desired_align > align and dst & (desired_align - 1)
90 is computable at compile time.
91 (ix86_expand_setmem): Likewise.
93 * builtins.c (get_memory_rtx): Try to derive MEM_ATTRS from not yet
94 resolved SAVE_EXPR or POINTER_PLUS_EXPR.
96 2008-12-22 Uros Bizjak <ubizjak@gmail.com>
98 * config/alpha/elf.h (ASM_OUTPUT_EXTERNAL): New macro.
101 * config/alpha/predicates.md (symbolic_operand): Return 1 for a
102 label_ref with an offset.
104 2008-12-21 Andrew Pinski <pinskia@gmail.com>
107 * configure: Regenerate.
109 2008-12-21 Richard Sandiford <rdsandiford@googlemail.com>
111 * config/mips/mips-dsp.md (mips_lbux): Turn into a define_expand,
112 changing operand 1 to a pmode_register_operand.
113 (mips_lhx, mips_lwx): Likewise.
114 (mips_lbux_<mode>, mips_lhx_<mode>, mips_lwx_<mode>): New patterns.
115 * config/mips/mips.c (mips_prepare_builtin_arg): Get the mode of
116 the value from the argument expression.
118 2008-12-21 Jan Hubicka <jh@suse.cz>
119 Kai Tietz <kai.tietz@onevision.com>
121 * i386.md (UNSPEC_MS_TO_SYSV_CALL): New constant.
122 (call_1_rex64_ms_sysv, call_value_0_rex64_ms_sysv,
123 call_value_1_rex64_ms_sysv): New patterns.
124 * i386.c (function_arg_ms_64): Pass magical value of -2 as callarg.
125 (ix86_expand_call): Emit extra clobbers for ms->sysv ABI calls.
127 2008-12-21 Uros Bizjak <ubizjak@gmail.com>
129 * config/alpha/alpha.c (alpha_pad_noreturn): New static function.
130 (alpha_reorg): Call alpha_pad_noreturn.
132 2008-12-21 Denis Chertykov <denisc@overta.ru>
134 * config/avr/avr.md ("andsi3"): Fix wrong cc attribute.
136 2008-12-20 Eric Botcazou <ebotcazou@adacore.com>
139 * configure.ac (gcc_cv_as_cfi_advance_working): Fall back to 'no'
140 if readelf is nowhere to be found.
141 * configure: Regenerate.
143 2008-12-19 Andrew Haley <aph@redhat.com>
145 * builtins.c, tree-ssa-loop-ivopts.c, fixed-value.c:
148 2008-12-19 Richard Earnshaw <rearnsha@arm.com>
151 * arm/t-linux (LIB1ASMFUNCS): Add _arm_addsubdf3 and _arm_addsubsf3.
152 * arm/lib1funcs.asm (clzsi2): Use RET macro for return instruction.
154 2008-12-19 Richard Earnshaw <rearnsha@arm.com>
157 * arm.c (load_multiple_sequence): Initialize ORDER array.
158 (store_multiple_sequence): Likewise.
159 (output_move_double): Make reg0 unsigned.
160 (arm_output_epilogue): Make amount unsigned.
161 (arm_expand_prologue): Move declaration of dwarf before block
164 2008-12-19 Steve Ellcey <sje@cup.hp.com>
166 * df-scan.c (df_hard_reg_init): Move declaration of i.
168 2008-12-19 Jakub Jelinek <jakub@redhat.com>
171 * config.host: For powerpc*-*-linux* host with 32-bit GCC,
172 use rs6000/x-linux-relax snippet if ld is new enough,
173 otherwise use rs6000/x-linux-O1.
174 * config/rs6000/x-linux-relax: New file.
175 * config/x-cflags-O1: New file.
177 2008-12-18 Joseph Myers <joseph@codesourcery.com>
179 * config/rs6000/rs6000.c (rs6000_generate_compare): Condition
180 choice of e500 comparison instructions on flag_finite_math_only &&
181 !flag_trapping_math, not flag_unsafe_math_optimizations.
182 * config/rs6000/rs6000.md (abstf2): Condition choice of e500
183 instructions on flag_finite_math_only && !flag_trapping_math, not
184 flag_unsafe_math_optimizations.
185 (bltgt, sltgt): Disable for TARGET_HARD_FLOAT && !TARGET_FPRS.
186 * config/rs6000/spe.md (cmpsfeq_gpr, tstsfeq_gpr, cmpsfgt_gpr,
187 tstsfgt_gpr, cmpsflt_gpr, tstsflt_gpr, cmpdfeq_gpr, tstdfeq_gpr,
188 cmpdfgt_gpr, tstdfgt_gpr, cmpdflt_gpr, tstdflt_gpr, cmptfeq_gpr,
189 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
190 Condition choice of comparison instructions on
191 flag_finite_math_only && !flag_trapping_math, not
192 flag_unsafe_math_optimizations.
194 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
196 * configure: Regenerate.
198 2008-12-18 Jan Hubicka <jh@suse.cz>
199 Kai Tietz <kai.tietz@onevision.com>
201 * df-scan.c (persistent_obstack, df_invalidated_by_call): Remove.
202 (df_scan_start_dump, df_get_call_refs, df_hard_reg_init): Rename
203 df_invalidated_by_call to invalidated_by_call_regset.
204 * df.h (df_invalidated_by_call): Remove.
205 * regclass.c (regs_invalidated_by_call_regset, persistent_obstack):
207 (init_reg_sets_1): Initialize regs_invalidated_by_call_regset.
208 (globalize_reg): Likewise.
209 * df-problems.c (df_rd_local_compute, df_lr_confluence_n,
210 df_byte_lr_alloc): Rename df_invalidated_by_call to
211 invalidated_by_call_regset.
212 * basic-block.h (regs_invalidated_by_call_regset): Declare.
214 2008-12-18 Jan Hubicka <jh@suse.cz>
215 Kai Tietz <kai.tietz@onevision.com>
217 * ira-cost.c (copy_cost): Lazilly initialize move_cost if needed.
219 2008-12-18 Jan Hubicka <jh@suse.cz>
220 Kai Tietz <kai.tietz@onevision.com>
222 * i386.h (CONDITIONAL_REGISTER_USAGE): Initialize for current
224 * i386.c (ix86_call_abi_override): Do not trigger target re-init and
225 do not try to modify call used regs.
226 (ix86_maybe_switch_abi): New function.
227 (TARGET_EXPAND_TO_RTL_HOOK): New macro.
229 2008-12-18 Kenneth Zadeck <zadeck@naturalbridge.com>
231 PR rtl-optimization/37922
232 * dse.c (bb_info): Added regs_live field.
233 (look_for_hardregs): New function.
234 (replace_read): Added regs_live parameter and code to check that
235 shift sequence does not clobber live hardregs.
236 (check_mem_read_rtx): Added parameter to replace_read.
237 (dse_step1): Added regs_live bitmap and initialize it.
238 (rest_of_handle_dse): Added DF_NOTES problem and earlier call to
240 * df-problems.c Renamed to df_simulate_initialize_backwards.
241 (df_simulate_one_insn): Renamed to df_simulate_one_insn_backwards.
242 (df_simulate_artificial_refs_at_top): Renamed to
243 df_simulate_finalize_backwards.
244 (df_simulate_initialized_forwards, df_simulate_one_insn_forwards,
245 df_simulate_finalize_backwards): New functions.
246 * df.h (df_simulate_artificial_refs_at_end): Renamed to
247 df_simulate_initialize_backwards.
248 (df_simulate_one_insn): Renamed to df_simulate_one_insn_backwards.
249 (df_simulate_artificial_refs_at_top): Renamed to
250 df_simulate_finalize_backwards.
251 (df_simulate_initialized_forwards, df_simulate_one_insn_forwards,
252 df_simulate_finalize_backwards): New functions.
253 * ra-conflict.c (global_conflicts): Renamed
254 df_simulate_artificial_refs_at_end to
255 df_simulate_initialize_backwards.
256 * sel-sched.c (propagate_lv_set): Renamed df_simulate_one_insn to
257 df_simulate_one_insn_backwards.
258 * ifcvt.c (dead_or_predicable): Renamed
259 df_simulate_artificial_refs_at_end to
260 df_simulate_initialize_backwards. Renamed df_simulate_one_insn to
261 df_simulate_one_insn_backwards.
262 * recog.c (peephole2_optimize): Ditto.
263 * rtl-factoring (collect_pattern_seqs, clear_regs_live_in_seq): Ditto.
265 2008-12-18 Jakub Jelinek <jakub@redhat.com>
268 * tree-ssa-reassoc.c (remove_visited_stmt_chain): New function.
269 (rewrite_expr_tree): Add moved argument, move stmts together if
270 needed. Call remove_visited_stmt_chain.
271 (linearize_expr_tree): Don't move stmts here.
272 (reassociate_bb): Call remove_visited_stmt_chain if num ops is 1.
273 Adjust rewrite_expr_tree caller.
276 * tree-ssa.c (useless_type_conversion_p_1): Return
277 false if inner_type is incomplete and outer_type is complete.
279 2008-12-17 Sebastian Pop <sebastian.pop@amd.com>
281 * doc/install.texi (Prerequisites): Document PPL and CLooG-PPL
282 dependences and the configure options.
283 (Configuration): Document --with-cloog, --with-ppl, --with-cloog-lib,
284 --with-ppl-lib, --with-cloog-incude, --with-ppl-include.
286 2008-12-17 H.J. Lu <hongjiu.lu@intel.com>
289 * calls.c (expand_call): Check outgoing_reg_parm_stack_space
290 only if REG_PARM_STACK_SPACE is defined.
292 2008-12-17 Jan Hubicka <jh@suse.cz>
293 Kai Tietz <kai.tietz@onevision.com>
295 * calls.c (expand_call): Do not sibcall if
296 outgoing_reg_parm_stack_space does not match.
298 2008-12-16 Anatoly Sokolov <aesok@post.ru>
300 * config/avr/avr.c (avr_mcu_t): Add attiny87, attiny327, at90pwm81,
301 atmega16m1, at90scr100, atmega128rfa1, m3000f, m3000s and m3001b
303 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
304 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
306 2008-12-16 Hariharan Sandanagobalane <hariharan@picochip.com>
309 * config/picochip/picochip.opt (mae): Squeezed the comments onto one
312 2008-12-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
314 * configure.ac (gcc_cv_ld_hidden): Sun ld on Solaris 9 and up
316 * configure: Regenerate.
318 2008-12-16 Richard Earnshaw <rearnsha@arm.com>
321 * arm.c (arm_legitimate_index): Only accept addresses that are in
323 * predicates.md (arm_reg_or_extendqisi_mem_op): New predicate.
324 * arm.md (extendqihi2): Use arm_reg_or_extendqisi_mem_op predicate
326 (extendqisi2): Likewise.
327 (arm_extendqisi, arm_extendqisi_v6): Use arm_extendqisi_mem_op
328 predicate for operand1.
330 2008-12-15 Adam Nemet <anemet@caviumnetworks.com>
332 * config/mips/mips.c (mips_output_conditional_branch): Assert that
333 openrands[1] is a CODE_LABEL.
335 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
337 * config/mips/mips.c (mips_expand_builtin_direct): Set TARGET to
338 the result of mips_prepare_builtin_target.
340 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
342 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_abicalls
343 if TARGET_ABICALLS is true.
345 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
347 * config/mips/mips.md (move_doubleword_fpr<mode>): Use
348 TARGET_FLOAT64 && !TARGET_64BIT to detect the mxhc1 case.
350 2008-12-15 Hariharan Sandanagobalane <hariharan@picochip.com>
352 * config/picochip/picochip.c (picochip_override_options): Disable CFI
353 asm and change the signature of brev and byteSwap functions to use
355 * config/picochip/picochip.md (commsTestPort): This is a complex
356 instruction and should not be vliwed. Don't set insn type.
358 2008-12-15 Wolfgang Gellerich <gellerich@de.ibm.com>
359 * config/s390/s390.c (s390_swap_cmp): New function.
360 (s390_non_addr_reg_read_p): New function.
361 (s390_z10_optimize_cmp): New function.
362 (s390_reorg): Added call to s390_optimize_cmp.
363 * config/s390/s390.md (nop1): New insn.
365 2008-12-12 Rainer Emrich <r.emrich@de.tecosim.com>
368 * pa64-hpux.h (LINK_GCC_C_SEQUENCE_SPEC): Don't hardcode search path
369 for the milli.a library.
371 2008-12-12 Andrew Pinski <andrew_pinskia@playstation.sony.com>
372 Peter Bergner <bergner@vnet.ibm.com>
375 * config/rs6000/rs6000.md (call_indirect_aix32): Move the load of the
376 TOC into the call pattern.
377 (call_indirect_aix64): Likewise.
378 (call_value_indirect_aix32): Likewise.
379 (call_value_indirect_aix64): Likewise.
380 (call_indirect_nonlocal_aix32_internal): New insn and split patterns
381 to split off the load of the TOC.
382 (call_indirect_nonlocal_aix32): Enable only after reload.
383 (call_indirect_nonlocal_aix64_internal): New insn and split patterns
384 to split off the load of the TOC.
385 (call_indirect_nonlocal_aix64): Enable only after reload.
386 (call_value_indirect_nonlocal_aix32_internal): New insn and split
387 patterns to split off the load of the TOC.
388 (call_value_indirect_nonlocal_aix32): Enable only after reload.
389 (call_value_indirect_nonlocal_aix64_internal): New insn and split
390 patterns to split off the load of the TOC.
391 (call_value_indirect_nonlocal_aix64): Enable only after reload.
393 2008-12-12 Andreas Schwab <schwab@suse.de>
396 2008-12-12 Andreas Schwab <schwab@suse.de>
397 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
400 2008-12-12 Zdenek Dvorak <ook@ucw.cz>
402 PR tree-optimization/32044
403 * tree-scalar-evolution.h (expression_expensive_p): Declare.
404 * tree-scalar-evolution.c (expression_expensive_p): New function.
405 (scev_const_prop): Avoid introducing expensive expressions.
406 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Ditto.
408 2008-12-12 Sebastian Pop <sebastian.pop@amd.com>
411 * graphite.c (nb_reductions_in_loop): Use simple_iv.
413 2008-12-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
415 * config/i386/x86intrin.h: New header file to support all x86
417 * config.gcc (extra_headers): For x86 and x86-64, add x86intrin.h
419 2008-12-12 H.J. Lu <hongjiu.lu@intel.com>
422 * gcc/doc/md.texi: Remove Y and document Yz, Y2, Yi and Ym
425 2008-12-12 Andreas Schwab <schwab@suse.de>
427 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
430 2008-12-12 Uros Bizjak <ubizjak@gmail.com>
432 * config/alpha/sync.md (memory_barrier): Remove mem:BLK from operands.
433 Use Pmode for scratch reg.
434 (*mb_internal): Use (match_dup 0) for unspec operand.
436 2008-12-12 Alexandre Oliva <aoliva@redhat.com>
438 * tree-vrp.c (extract_range_from_binary_expr): Don't shift by
439 floor_log2 of zero. Negate widened zero.
441 2008-12-12 Ben Elliston <bje@au.ibm.com>
443 * config/fp-bit.c (nan): Rename from this ...
444 (makenan): ... to this.
446 2008-12-11 Adam Nemet <anemet@caviumnetworks.com>
448 * config/mips/mips.md (*branch_bit<bbv><mode>,
449 *branch_bit<bbv><mode>_inverted): Renumber operands so that the
450 label becomes operands[1].
452 2008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
454 PR tree-optimization/38446
455 * graphite.c (register_bb_in_sese): New.
456 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
457 looking at the bbs in the region.
458 * graphite.h (sese): Add region_basic_blocks pointer set to
459 structure and initialize at the time of defining new scop.
461 2008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
463 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
464 (find_params_in_bb): Do not free data refs.
465 (free_graphite_bb): Add FIXME on disabled free_data_refs.
467 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
469 * graphite.c (struct ivtype_map_elt): New.
470 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
471 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
472 gcc_type_for_cloog_iv): New.
473 (loop_iv_stack_patch_for_consts): Use the type of the induction
474 variable from the original loop, except for the automatically
475 generated loops, i.e., in the case of a strip-mined loop, in
476 which case there is no original loop: in that case just use
478 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
479 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
480 (clast_name_to_gcc): Accept params to be NULL.
481 (clast_to_gcc_expression): Take an extra parameter for the type.
482 Convert to that type all the expressions built by this function.
483 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
484 (graphite_translate_clast_equation): Compute the type of the
485 clast_equation before translating its LHS and RHS.
486 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
487 (graphite_create_new_loop): Compute the type of the induction
488 variable before translating the lower and upper bounds and before
489 creating the induction variable.
490 (rename_variables_from_edge, rename_phis_end_scop): New.
491 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
492 (sese_add_exit_phis_edge): Do not use integer_zero_node.
493 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
494 compute_cloog_iv_types): New.
495 (gloog): Call compute_cloog_iv_types before starting the
496 translation of the clast.
498 * graphite.h (struct graphite_bb): New field cloog_iv_types.
499 (GBB_CLOOG_IV_TYPES): New.
500 (debug_ivtype_map): Declared.
501 (oldiv_for_loop): New.
503 2008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
506 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
507 (param_index): Assert if parameter is not know after parameter
509 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
510 (find_scop_parameters): Mark, that we have finished parameter
512 (graphite_transform_loops): Move condition detection before parameter
514 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
516 2008-12-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
519 * emutls.c (__emutls_get_address): Make sure offset is really zero
520 before initializing the object's offset.
522 2008-12-11 Jakub Jelinek <jakub@redhat.com>
525 * gimplify.c (gimplify_init_constructor): Don't force constructor
526 into memory if there is just one nonzero element.
528 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
530 Fix testsuite/gfortran.dg/graphite/id-4.f90.
531 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
534 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
536 * graphite.c (build_scops_1): Initialize open_scop.exit
539 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
540 Jan Sjodin <jan.sjodin@amd.com>
541 Harsha Jagasia <harsha.jagasia@amd.com>
553 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
554 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
556 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
557 * Makefile.in (graphite.o): Depend on value-prof.h.
558 (graphite.o-warn): Removed -Wno-error.
559 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
560 to be a NULL pointer. Call update_stmt. Return the newly created
561 cannonical induction variable.
563 * graphite.h (debug_rename_map): Declared. Fix some comments.
565 * graphite.c: Reimplement the code generation from graphite to gimple.
566 Include value-prof.h.
567 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
568 (get_old_iv_from_ssa_name): Removed.
569 (graphite_stmt_p): New.
570 (new_graphite_bb): Test for useful statements before building a
571 graphite statement for the basic block.
572 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
573 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without reason.
574 (recompute_all_dominators, graphite_verify,
575 nb_reductions_in_loop, graphite_loop_normal_form): New.
576 (scop_record_loop): Call graphite_loop_normal_form.
577 (build_scop_loop_nests): Iterate over all the blocks of the
578 function instead of relying on the incomplete information from
579 SCOP_BBS. Return the success of the operation.
580 (find_params_in_bb): Use the data from GBB_DATA_REFS.
581 (add_bb_domains): Removed.
582 (build_loop_iteration_domains): Don't call add_bb_domains.
583 Add the iteration domain only to the basic blocks that have been
584 translated to graphite.
585 (build_scop_conditions_1): Add constraints only if the basic
586 block have been translated to graphite.
587 (build_scop_data_accesses): Completely disabled until data
588 dependence is correctly implemented.
589 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
590 (remove_all_edges_1, remove_all_edges): Removed.
591 (get_new_name_from_old_name): New.
592 (graphite_rename_variables_in_stmt): Renamed.
593 rename_variables_in_stmt. Call get_new_name_from_old_name.
594 Use replace_exp and update_stmt.
595 (is_old_iv): Renamed is_iv.
596 (expand_scalar_variables_stmt): Extra parameter for renaming map.
597 Use replace_exp and update_stmt.
598 (expand_scalar_variables_expr): Same. Use the map to get the
599 new names for the renaming of induction variables and for the
600 renaming of variables after a basic block has been copied.
601 (expand_scalar_variables): Same.
602 (graphite_rename_variables): Renamed rename_variables.
603 (move_phi_nodes): Removed.
604 (get_false_edge_from_guard_bb): New.
605 (build_iv_mapping): Do not insert the induction variable of a
606 loop in the renaming iv map if the basic block does not belong
608 (register_old_new_names, graphite_copy_stmts_from_block,
609 copy_bb_and_scalar_dependences): New.
610 (translate_clast): Heavily reimplemented: copy basic blocks,
611 do not move them. Finally, in call cleanup_tree_cfg in gloog.
612 At each translation step call graphite_verify ensuring the
613 consistency of the SSA, loops and dominators information.
614 (collect_virtual_phis, find_vdef_for_var_in_bb,
615 find_vdef_for_var_1, find_vdef_for_var,
616 patch_phis_for_virtual_defs): Removed huge hack.
617 (mark_old_loops, remove_dead_loops, skip_phi_defs,
618 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
619 gbb_can_be_ignored, scop_remove_ignoreable_gbbs): Removed.
620 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
621 if_region_get_condition_block, if_region_set_false_region,
622 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
623 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
624 sese_add_exit_phis_edge, sese_add_exit_phis_var,
625 rewrite_into_sese_closed_ssa): New.
626 (gloog): Remove dead code. Early return if code cannot be
627 generated. Call cleanup_tree_cfg once the scop has been code
629 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
630 block loops with less than two loops.
631 (graphite_apply_transformations): Remove the call to
632 scop_remove_ignoreable_gbbs.
633 (limit_scops): When build_scop_loop_nests fails, continue on next
634 scop. Fix open_scop.entry.
635 (graphite_transform_loops): Call recompute_all_dominators: force the
636 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
637 Call initialize_original_copy_tables and free_original_copy_tables
638 to be able to copy basic blocks during code generation.
639 When build_scop_loop_nests fails, continue on next scop.
640 (value_clast): New union.
641 (clast_to_gcc_expression): Fix type cast warning.
643 2008-12-10 Richard Guenther <rguenther@suse.de>
645 PR tree-optimization/36792
646 * tree-ssa-pre.c (compute_avail): Handle tcc_comparison like
649 2008-12-10 Daniel Berlin <dberlin@dberlin.org>
651 PR tree-optimization/36792
652 * tree-ssa-pre.c (compute_avail): Don't insert defs into maximal set.
654 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
657 * dwarf2out.c (saved_do_cfi_asm): New.
658 (dwarf2out_do_frame): Take it into account.
659 (dwarf2out_d_cfi_asm): Likewise. Set it when appropriate.
661 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
664 * tree-sra.c (sra_build_bf_assignment): Avoid warnings for
665 variables initialized from SRAed bit fields.
667 2008-12-10 Martin Guy <martinwguy@yahoo.it>
670 * arm.c (arm_size_rtx_costs, case NEG): Don't fall through if the
671 result will be in an FPU register.
673 2008-12-10 Eric Botcazou <ebotcazou@adacore.com>
677 * final.c (output_addr_const) <SYMBOL_REF>: Call assemble_external
678 on the associated SYMBOL_REF_DECL node, if any.
680 2008-12-09 David Daney <ddaney@caviumnetworks.com>
682 * config/mips/sync.md (sync_<optab>_12): Replace
683 MIPS_SYNC_OP_12_NOT_NOP with MIPS_SYNC_OP_12_AND.
684 (sync_old_<optab>_12): Remove third paramater to
685 MIPS_SYNC_OLD_OP_12 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOP
686 with MIPS_SYNC_OLD_OP_12_AND.
687 (sync_new_<optab>_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOP
688 with MIPS_SYNC_NEW_OP_12_AND.
689 (sync_nand_12): Replace MIPS_SYNC_OP_12_NOT_NOT with
690 MIPS_SYNC_OP_12_XOR, reduce length attribute to 40.
691 (sync_old_nand_12): Remove third paramater to MIPS_SYNC_OLD_OP_12
692 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOT with
693 MIPS_SYNC_OLD_OP_12_XOR and reduce length attribute to 40.
694 (sync_new_nand_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOT with
695 MIPS_SYNC_NEW_OP_12_XOR.
696 * config/mips/mips.h (MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
697 MIPS_SYNC_OP_12_NOT_NOT,MIPS_SYNC_OLD_OP_12_NOT_NOP,
698 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_NEW_OP_12,
699 MIPS_SYNC_NEW_OP_12_NOT_NOP, MIPS_SYNC_NEW_OP_12_NOT_NOT,
700 MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Rewritten
701 to implement new __sync_nand semantics.
702 (MIPS_SYNC_OLD_OP_12): Implement new __sync_nand semantics, and
703 remove third parameter.
704 (MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
705 MIPS_SYNC_OLD_OP_12_NOT_NOT_REG): Removed.
706 (MIPS_SYNC_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OP_12_AND.
707 (MIPS_SYNC_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OP_12_XOR.
708 (MIPS_SYNC_OLD_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OLD_OP_12_AND.
709 (MIPS_SYNC_OLD_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OLD_OP_12_XOR.
710 (MIPS_SYNC_NEW_OP_12_NOT_NOP): Renamed to MIPS_SYNC_NEW_OP_12_AND.
711 (MIPS_SYNC_NEW_OP_12_NOT_NOT): Renamed to MIPS_SYNC_NEW_OP_12_XOR
713 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
715 * graphite.c (graphite_transform_loops): Always call find_transform ()
716 in ENABLE_CHECKING. So we test these code paths, even if we do not
719 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
721 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
723 2008-12-09 Jakub Jelinek <jakub@redhat.com>
726 * function.h (struct function): Add always_inline_functions_inlined.
727 * ipa-inline.c (cgraph_early_inlining): Set it to true.
728 * tree-optimize.c (execute_fixup_cfg): Likewise.
729 * builtins.c (avoid_folding_inline_builtin): New function.
730 (fold_call_expr): Don't optimize always_inline builtins before
732 (fold_call_stmt): Likewise.
733 (fold_builtin_call_array): Likewise. Don't call
734 fold_builtin_varargs for BUILT_IN_MD builtins.
736 PR tree-optimization/37416
737 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle NOP_EXPR.
739 2008-12-09 Janis Johnson <janis187@us.ibm.com>
741 * doc/sourcebuild.texi (Test Directives): Fix formatting.
743 2008-12-09 Vladimir Makarov <vmakarov@redhat.com>
745 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
747 * doc/invoke.texi (-fira-region): Describe new option.
748 (-fira-algorithm): Change the values.
750 * ira-conflicts.c (build_conflict_bit_table,
751 build_allocno_conflicts): Use ira_reg_classes_intersect_p.
752 (ira_build_conflicts): Use flag flag_ira_region instead of
753 flag_ira_algorithm. Prohibit usage of callee-saved likely spilled
754 base registers for allocnos crossing calls.
756 * flags.h (enum ira_algorithm): Redefine.
757 (enum ira_region): New.
758 (flag_ira_region): New.
760 * cfgloopanal.c (estimate_reg_pressure_cost): Use flag_ira_region
761 instead of flag_ira_algorithm.
763 * toplev.c (flag_ira_algorithm): Change the initial value.
764 (flag_ira_region): New.
766 * ira-int.h (ira_reg_classes_intersect_p,
767 ira_reg_class_super_classes): New.
769 * ira-color.c (update_copy_costs): Use
770 ira_reg_classes_intersect_p. Use right class to find hard reg index.
771 (update_conflict_hard_regno_costs): Ditto. Add a new parameter.
772 (assign_hard_reg): Ditto. Pass additional argument to
773 update_conflict_hard_regno_costs. Do not uncoalesce for priority
775 (allocno_priorities, setup_allocno_priorities,
776 allocno_priority_compare_func): Move before color_allocnos.
777 (color_allocnos): Add priority coloring. Use flag flag_ira_region
778 instead of flag_ira_algorithm.
779 (move_spill_restore): Check classes of the same reg allocno from
781 (update_curr_costs): Use ira_reg_classes_intersect_p.
782 (ira_reassign_conflict_allocnos): Ditto.
784 * opts.c (decode_options): Always set up flag_ira. Set up
785 flag_ira_algorithm. Warn CB can not be used for architecture.
786 (common_handle_option): Modify code for -fira-algorithm. Add code
787 to process -fira-region.
789 * ira-lives.c (update_allocno_pressure_excess_length): Process
791 (set_allocno_live, clear_allocno_live, mark_reg_live,
792 mark_reg_dead, process_bb_node_lives): Ditto.
794 * ira-emit.c (ira_emit): Fix insn codes.
796 * ira-build.c (propagate_allocno_info): Use flag flag_ira_region
797 instead of flag_ira_algorithm.
798 (allocno_range_compare_func): Ignore classes for priority coloring.
799 (setup_min_max_conflict_allocno_ids): Ditto.
800 (ira_flattening): Use ira_reg_classes_intersect_p.
802 * genpreds.c (write_enum_constraint_num): Output CONSTRAINT__LIMIT.
804 * common.opt (fira-algorithm): Modify.
807 * ira.c (setup_class_hard_regs): Initialize.
808 (setup_cover_and_important_classes): Modify code setting class
809 related info for priority coloring.
810 (setup_class_translate): Ditto.
811 (ira_reg_classes_intersect_p, ira_reg_class_super_classes): New.
812 (setup_reg_class_intersect_union): Rename to
813 setup_reg_class_relations. Add code for setting up new variables.
814 (find_reg_class_closure): Do not check targetm.ira_cover_classes.
815 (ira): Use flag flag_ira_region instead of flag_ira_algorithm.
817 * ira-costs.c (common_classes): New.
818 (print_costs): Use flag flag_ira_region instead of flag_ira_algorithm.
819 (find_allocno_class_costs): Ditto. Use common_classes. Translate
821 (ira_costs): Allocate/deallocate common_classes.
823 * config/m32c/m32.h (REG_ALLOC_ORDER): Add reg 19.
824 (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): New entries for
827 * reload1.c (choose_reload_regs): Use MODE_INT for partial ints in
828 smallest_mode_for_size.
830 2008-12-10 Ben Elliston <bje@au.ibm.com>
832 * config/rs6000/linux-unwind.h (get_regs): Constify casts.
834 2008-12-09 Jan Hubicka <jh@suse.cz>
836 * predict.c (estimate_bb_frequencies): Fix test if profile is present.
838 2008-12-09 Jakub Jelinek <jakub@redhat.com>
840 PR tree-optimization/35468
841 * tree-ssa-ccp.c (fold_stmt_r): Don't fold reads from constant
844 2008-12-09 Richard Guenther <rguenther@suse.de>
846 PR tree-optimization/38445
847 * tree-ssa-structalias.c (emit_pointer_definition): Only visit
849 (emit_alias_warning): Adjust.
851 2008-12-09 Andrew Haley <aph@redhat.com>
853 * fixed-value.c (do_fixed_add): Add comment.
854 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
855 * builtins.c (fold_builtin_sqrt): Likewise.
857 2008-12-09 Kai Tietz <kai.tietz@onevision.com>
860 * function.c (aggregate_value_p): Get fntype from CALL_EXPR in any
862 * calls.c (nitialize_argument_information): Add fntype argument
863 and use it for calls.promote_function_args.
864 (expand_call): Pass fntype to aggregate_value_p if no fndecl
865 available and pass additional fntype to
866 initialize_argument_information.
867 * config/i386/i386.c (ix86_reg_parm_stack_space): Remove cfun part
868 to get function abi type.
869 (init_cumulative_args): Use for abi kind detection fntype, when no
872 2008-12-09 Andreas Krebbel <krebbel1@de.ibm.com>
874 * config/s390/s390.md (movti, movdi_64, movdi_31,
875 *movsi_zarch, *movhi, *movqi, *mov<mode>_64, *mov<mode>_31,
876 *mov<mode>_64dfp, *mov<mode>_64, *mov<mode>_31, mov<mode>): Remove
878 (Integer->BLKmode splitter): Removed.
880 2008-12-08 Uros Bizjak <ubizjak@gmail.com>
882 * config/alpha/alpha.c (alpha_set_memflags): Process memory
883 references in full insn sequence.
885 2008-12-09 Jason Merrill <jason@redhat.com>
887 * gimplify.c (gimplify_init_constructor): Revert to using < rather
888 than <= for sparseness test.
891 * gimplify.c (gimplify_init_constructor): Don't write out a static
892 copy of the CONSTRUCTOR for TREE_ADDRESSABLE types or small sparse
895 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
898 Fix testsuite/gfortran.dg/graphite/id-3.f90.
899 * graphite.c (scopdet_basic_block_info): Fix bug that found some
900 regions more than once.
902 2008-12-09 Ben Elliston <bje@au.ibm.com>
904 * emutls.c (__emutls_get_address): Prototype.
905 (__emutls_register_common): Likewise.
907 * config/dfp-bit.c (DFP_TO_INT): Remove unnecessary cast.
909 2008-12-09 Ben Elliston <bje@au.ibm.com>
911 * config/rs6000/darwin-ldouble.c (fmsub): Remove unused variable, v.
913 2008-12-08 Steve Ellcey <sje@cup.hp.com>
915 * config/ia64/ia64.md (UNSPECV_GOTO_RECEIVER): New constant.
916 (nonlocal_goto_receiver): New instruction.
918 2008-12-08 Jakub Jelinek <jakub@redhat.com>
921 * c-pretty-print.c (pp_c_expression): Handle BIND_EXPR.
924 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
925 VIEW_CONVERT_EXPR the same as CASE_CONVERT.
927 2008-12-08 Richard Henderson <rth@redhat.com>
930 * tree.h (TYPE_MODE): Invoke vector_type_mode when needed.
931 (SET_TYPE_MODE): New.
932 * c-decl.c (parser_xref_tag): Use it.
933 (finish_enum): Likewise.
934 * tree.c (build_pointer_type_for_mode): Likewise.
935 (build_reference_type_for_mode, build_index_type): Likewise.
936 (build_range_type, make_vector_type): Likewise.
937 (build_common_tree_nodes_2): Likewise.
938 * stor-layout.c (compute_record_mode): Likewise.
939 (finalize_type_size, layout_type, make_fract_type): Likewise.
940 (make_accum_type, initialize_sizetypes): Likewise.
941 (vector_type_mode): New.
942 * function.c (allocate_struct_function): Call
943 invoke_set_current_function_hook before querying anything else.
945 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Add avx.
947 2008-12-08 Luis Machado <luisgpm@br.ibm.com>
949 * alias.c (find_base_term): Synch LO_SUM handling with what
950 find_base_value does.
952 2008-12-08 Andrew Haley <aph@redhat.com>
953 Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
955 * gimple.h (gimple_build_try): Fix declaration.
957 * builtins.c (fold_builtin_sqrt): Don't use a conditional operator.
958 * fixed-value.c (do_fixed_add): Likewise.
959 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
961 2008-12-08 Jakub Jelinek <jakub@redhat.com>
964 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
965 on parallel and task contexts.
967 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
969 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
971 2008-12-07 Richard Guenther <rguenther@suse.de>
973 PR tree-optimization/38405
974 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
975 not sign-extend truth values.
977 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
979 * tree-sra.c (scalarize_use): Create another temporary with the proper
980 type for signed types in the use_all && !is_output bitfield case.
982 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
984 PR rtl-optimization/36365
985 * df-core.c (df_worklist_dataflow_overeager): Remove.
986 (df_worklist_dataflow): Don't call it, use double-queue only.
987 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
989 2008-12-06 Jakub Jelinek <jakub@redhat.com>
992 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
993 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
995 2008-12-07 Ben Elliston <bje@au.ibm.com>
997 * gthr-single.h (__gthread_once): Adjust prototype to match all
998 other gthreads models.
1000 2008-12-06 Jakub Jelinek <jakub@redhat.com>
1002 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
1003 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
1006 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
1007 operands to mult_type if it isn't narrower than op0's type.
1009 2008-12-06 Jan Hubicka <jh@suse.cz>
1010 Jakub Jelinek <jakub@redhat.com>
1012 PR tree-optimization/38074
1013 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
1015 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
1016 in both dirrection for first match heuristics.
1017 (tree_bb_level_predictions): Disable noreturn heuristic when there
1018 is no returning path.
1020 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
1022 PR rtl-optimization/38272
1023 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
1026 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1029 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
1030 (pp_c_expression): Likewise.
1032 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1035 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
1037 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1040 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
1041 arguments to HOST_WIDE_INT. If type has different signedness
1042 than unsignedp or different precision from bitsize, create
1043 the right type for BIT_FIELD_REF and cast to type.
1044 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
1047 2008-03-05 Richard Guenther <rguenther@suse.de>
1049 * fold-const.c (fold_truthop): Remove code generating
1050 BIT_FIELD_REFs of structure bases.
1051 (fold_binary): Likewise.
1052 (make_bit_field_ref): Remove.
1053 (optimize_bit_field_compare): Remove.
1054 (all_ones_mask_p): Remove.
1056 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1058 * tree-sra.c (sra_explode_bitfield_assignment): Always
1059 call unsigned_type_for, if the precision is higher than
1060 needed, call build_nonstandard_integer_type.
1063 * function.c (assign_parm_find_stack_rtl): If promoted_mode
1064 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
1068 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
1069 only if internal_arg_pointer is a non-virtual pseudo.
1071 2008-12-05 Joseph Myers <joseph@codesourcery.com>
1073 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
1074 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
1075 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
1077 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1079 PR tree-optimization/37716
1080 * gimplify.c (gimplify_expr): Allow COND_EXPR if
1081 gimplify_ctxp->allow_rhs_cond_expr.
1083 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
1085 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
1086 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
1088 (alpha_emit_conditional_branch): Do not generate direct branch
1089 for UNORDERED comparisons.
1091 2008-12-05 Andreas Schwab <schwab@suse.de>
1093 * config/rs6000/linux-unwind.h (frob_update_context): Check for
1096 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1099 * fold-const.c (fold_checksum_tree): Change buf type to union
1102 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
1105 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
1107 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
1109 2008-12-05 Ben Elliston <bje@au.ibm.com>
1111 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
1113 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
1115 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
1116 Gary Funck <gary@intrepid.com>
1118 * cse.c (lookup_as_function): Delete mode frobbing code.
1119 (equiv_constant): Re-implement it there for SUBREGs.
1121 2008-12-04 Richard Guenther <rguenther@suse.de>
1124 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
1125 (tree-ssa-structalias.o): Remove errors.h dependency.
1126 (tree-ssa-reassoc.o): Likewise.
1127 * tree-ssa-reassoc.c: Do not include errors.h.
1128 * tree-ssa-alias-warnings.c: Remove.
1129 * tree-ssa-alias.c (compute_may_aliases): Remove call to
1130 strict_aliasing_warning_backend.
1131 * tree-ssa-structalias.c (emit_pointer_definition): New function.
1132 (emit_alias_warning): Likewise.
1133 (set_uids_in_ptset): Warn for clear cases of type-punning.
1134 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
1137 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
1139 * cse.c (equiv_constant): Fix pasto.
1141 2008-12-04 Nick Clifton <nickc@redhat.com>
1143 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
1144 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
1145 formatting of quotes.
1147 2008-12-04 Jakub Jelinek <jakub@redhat.com>
1150 * fold-const.c (fold_checksum_tree): Allow modification of
1153 2008-12-03 Jakub Jelinek <jakub@redhat.com>
1156 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
1157 have the right number of arguments.
1159 2008-12-03 Richard Guenther <rguenther@suse.de>
1162 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
1165 2008-12-03 Tomas Bily <tbily@suse.cz>
1168 * tree-loop-distribution.c (build_size_arg): New function.
1169 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
1170 Reorganized generating of stmts.
1171 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
1172 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
1173 Indicate if analysis succeed.
1174 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
1175 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
1176 Uses new definition of dr_analyze_innermost.
1178 2008-12-03 Ben Elliston <bje@au.ibm.com>
1180 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
1182 2008-12-03 Jakub Jelinek <jakub@redhat.com>
1184 PR tree-optimization/37716
1185 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
1186 all the needed operations as trees and gimplify_assign it to dst.
1189 * configure.ac (gcc_cv_readelf): Look for readelf.
1190 (gcc_cv_as_cfi_advance_working): Check for working
1191 cfi advances with code alignment factor > 1.
1192 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
1193 don't work properly.
1194 * configure: Regenerated.
1196 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
1197 Jakub Jelinek <jakub@redhat.com>
1198 Andrew Pinski <andrew_pinski@playstation.sony.com>
1200 PR rtl-optimization/38281
1201 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
1202 set it to NULL_RTX afterwards.
1204 * emit-rtl.c (set_insn_deleted): Fix formatting.
1206 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
1208 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
1210 * config/mips/mips.md (IMOVE32): New mode iterator.
1211 (movsi): Generalize with IMOVE32.
1212 (*movsi_internal): Likewise.
1213 (*mov<mode>_mips16): Likewise.
1216 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
1217 Maxim Kuvyrkov <maxim@codesourcery.com>
1219 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
1220 PC-relative addressing when compiling for uclinux PIC.
1221 (__cmpdf_internal, __cmpsf_internal): Hide.
1222 (__cmpdf, __cmpsf): Use PIC call sequence.
1224 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
1225 Jack Howarth <howarth@bromo.med.uc.edu>
1227 * config/i386/t-darwin64: Add m32 multilib support.
1229 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
1231 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
1233 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1236 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
1237 before using it in POINTER_PLUS_EXPR.
1239 2008-12-02 Richard Guenther <rguenther@suse.de>
1241 PR tree-optimization/38359
1242 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
1245 2008-12-02 Martin Jambor <mjambor@suse.cz>
1248 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
1250 (forward_propagate_addr_into_variable_array_index): Check that the
1251 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
1252 than the gimple code directly.
1254 2008-12-02 Ben Elliston <bje@au.ibm.com>
1256 * config/spu/float_disf.c (__floatdisf): Prototype.
1257 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
1258 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
1259 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
1261 2008-12-02 DJ Delorie <dj@redhat.com>
1263 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
1264 (DWARF_CIE_DATA_ALIGNMENT): Define.
1266 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
1267 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
1268 (xstormy16_expand_prologue): Likewise.
1269 (xstormy16_expand_builtin_va_start): Likewise.
1270 (xstormy16_gimplify_va_arg_expr): Likewise.
1272 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1275 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
1276 potentially returned from folding memcpy.
1277 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
1278 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
1280 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
1283 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
1284 decoration of function RTL names here on Ada language.
1286 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1288 PR rtl-optimization/38280
1289 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
1290 ira_rebuild_regno_allocno_list): New functions.
1291 (regno_allocnos): New static variable.
1292 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
1293 Call ira_rebuild_regno_allocno_list.
1295 2008-12-01 David Daney <ddaney@caviumnetworks.com>
1296 Adam Nemet <anemet@caviumnetworks.com>
1298 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
1299 LINUX_DRIVER_SELF_SPECS.
1301 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1303 PR rtl-optimization/37514
1304 * reload1.c (reload_as_needed): Invalidate reg_last_reload
1305 from previous insns.
1307 2008-12-01 Jakub Jelinek <jakub@redhat.com>
1310 * c-omp.c (c_finish_omp_for): Only transform pointer
1311 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
1313 PR rtl-optimization/38245
1314 * tree-vrp.c (abs_extent_range): New function.
1315 (extract_range_from_binary_expr): Compute range
1316 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
1317 or includes zero or if vr1 is VR_RANGE and op0 has some
1320 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
1323 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
1324 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1325 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
1326 to (not:I48MODE (and:I48MODE (...))).
1327 (sync_old_nand<mode>): Ditto.
1328 (sync_new_nand<mode>): Ditto.
1330 2008-12-01 Nick Clifton <nickc@redhat.com>
1332 * config/stormy16/stormy16.md (CARRY_REG): New constant.
1333 Replace uses of the "y" register class with direct references to
1334 the CARRY_REG register.
1335 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
1336 register with clobbers of the carry register.
1337 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
1338 (xstormy16_split_cbranch): Remove redundant carry parameter.
1339 (xstormy16_expand_arith): Likewise.
1340 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
1341 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
1342 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
1343 (CARRY_REGNUM): Define.
1344 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
1346 (xstormy16_expand_arith): Likewise.
1348 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
1350 * config/score/score.h (IRA_COVER_CLASSES): Define.
1352 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
1355 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
1356 (divsi3_sp32): Add new alternative with 'K' for operand #2.
1357 (cmp_sdiv_cc_set): Factor common string.
1358 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
1360 (cmp_udiv_cc_set): Factor common string.
1362 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1365 * varasm.c (emutls_finish): Fix common registration.
1367 2008-11-29 Jakub Jelinek <jakub@redhat.com>
1370 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1372 2008-11-29 David Edelsohn <edelsohn@gnu.org>
1374 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
1375 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
1376 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
1377 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
1378 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
1379 Ignore sub-word case for now.
1380 (sync_nand<mode>_internal): Represent NAND in RTL.
1381 (sync_old_nand<mode): Same.
1382 (sync_old_name<mode>_internal): Same.
1383 (sync_new_nand<mode>): Same.
1384 (sync_new_nand<mode>_internal): Same.
1385 (sync_boolcshort_internal): Expect NAND.
1387 2008-11-28 Richard Guenther <rguenther@suse.de>
1389 PR tree-optimization/37955
1390 PR tree-optimization/37742
1391 * tree-vect-transform.c (vectorizable_store): Remove assert for
1393 (vectorizable_load): Likewise.
1395 2008-11-27 Richard Guenther <rguenther@suse.de>
1397 * tree-ssa-structalias.c (intra_create_variable_infos): Make
1398 a constraint for the static chain parameter.
1400 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1402 * config/bfin/bfin.opt (micplb): New option.
1403 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
1404 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
1405 ENABLE_WA_INDIRECT_CALLS): New macros.
1406 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
1408 (indirect_call_p): New function.
1409 (workaround_speculation): Handle anomaly 05-00-0426 when
1410 ENABLE_WA_INDIRECT_CALLS is true.
1411 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1412 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
1413 * doc/invoke.texi (Blackfin Options): Document -micplb.
1415 2008-11-26 DJ Delorie <dj@redhat.com>
1417 * config/m32c/mov.md ("extendhipsi2"): New.
1419 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
1421 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
1422 * config/m32c/mov.md (zero_extendqihi2): Likewise.
1424 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
1426 * config/mips/mips.md (clear_hazard): Rename to
1427 clear_hazard_<mode>. Use mode-specific addition.
1428 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
1429 or gen_clear_hazard_di depending on the size of Pmode.
1431 2008-11-26 DJ Delorie <dj@redhat.com>
1433 * configure.ac: Test m32c-elf-gas for .loc.
1434 * configure: Likewise.
1436 2008-11-26 Janis Johnson <janis187@us.ibm.com>
1439 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
1442 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
1444 * config/i386/sync.md (memory_barrier_nosse): Disable also for
1445 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
1446 (memory_barrier): Do not generate memory_barrier_nosse instruction
1448 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
1450 2008-11-26 Fredrik Unger <fred@tree.se>
1452 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
1453 function name from __floatundisf.
1454 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
1457 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
1458 Richard Guenther <rguenther@suse.de>
1460 PR tree-optimization/37869
1461 * tree-ssa-structalias.c (struct constraint_graph): Remove
1462 pt_used and number_incoming members.
1463 (build_pred_graph): Do not allocate them.
1464 (condense_visit): Do not use them.
1465 (label_visit): Likewise.
1466 (free_var_substitution_info): Do not free them.
1468 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
1470 * doc/invoke.texi (ira-max-loops-num): Change semantics.
1472 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
1474 * ira-color.c (allocno_spill_priority): New function.
1475 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
1476 Print more info about the spilled allocno.
1477 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
1478 checks on bad spill.
1480 * ira-build.c (loop_node_to_be_removed_p): Remove.
1481 (loop_compare_func, mark_loops_for_removal): New functions.
1482 (remove_uneccesary_loop_nodes_from_loop_t): Use member
1484 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
1486 * ira.c (ira): Don't change flag_ira_algorithm.
1488 * params.def (ira-max-loops-num): Change the value.
1490 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
1492 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
1493 Disable unsupported alternative for ColdFire,
1494 add new alternative that ColdFire can handle.
1496 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
1498 * regrename.c (merge_overlapping_regs): Add registers artificially
1499 defined at the top of the basic block to the set of live ones just
1500 before the first insn.
1502 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
1503 Joey Ye <joey.ye@intel.com>
1506 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
1507 false if we need to align the outgoing stack.
1508 (ix86_update_stack_boundary): Check parm_stack_boundary.
1510 2008-11-25 Richard Guenther <rguenther@suse.de>
1514 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
1515 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
1516 in favor of dereferenced_ptrs.
1517 (init_alias_info): Adjust.
1518 (delete_alias_info): Likewise.
1519 (compute_flow_insensitive_aliasing): Properly
1520 include all aliased variables.
1521 (update_alias_info_1): Use dereferenced_ptrs.
1522 (setup_pointers_and_addressables): Likewise.
1523 (get_smt_for): Honor ref-all pointers and pointers with known alias
1525 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
1527 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
1530 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
1531 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
1533 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1535 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
1537 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
1539 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
1541 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1544 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
1545 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
1547 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
1549 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
1550 UNSPECV_CMPXCHG_[12].
1551 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
1552 UNSPECV_CMPXCHG_[12].
1555 * config/i386/sync.md (memory_barrier): New expander.
1557 2008-11-24 Jakub Jelinek <jakub@redhat.com>
1560 * dse.c (find_shift_sequence): Optimize extraction from a constant.
1562 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1564 * pa.c (function_arg): Revert 2008-10-26 change.
1566 2008-11-23 Helge Deller <deller@gmx.de>
1568 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
1569 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
1570 succeeded and lws_ret is not equal to oldval.
1572 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
1574 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
1576 2008-11-22 Andreas Schwab <schwab@suse.de>
1578 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
1581 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
1583 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
1584 Use constant 1 as the operand.
1585 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
1586 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
1587 gen_rdhwr_synci_step_di depending on the size of Pmode.
1589 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
1592 * config/i386/i386.md (SWI248): New mode iterator.
1593 (SWI32): Remove mode iterator.
1594 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
1595 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
1596 iterator. Generate popcnt mnemonic without mode extensions
1597 for Darwin x86 targets.
1598 (*popcount<mode>2_cmp): Ditto.
1599 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
1600 extensions for Darwin x86 targets.
1602 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
1604 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
1605 only if HAVE_AS_SPARC_UA_PCREL is defined.
1607 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
1609 * ira-costs.c (find_allocno_class_costs): Work out the maximum
1610 allocno_costs value of the classees with the lowest total_costs
1611 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
1612 (setup_allocno_cover_class_and_costs): ...rather than here.
1613 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
1616 2008-11-22 Jakub Jelinek <jakub@redhat.com>
1619 * builtins.c (expand_builtin_apply_args): Emit sequence before
1620 parm_birth_insn instead of after entry_of_function's first insn.
1623 * function.c (assign_parm_remove_parallels): Pass
1624 data->passed_type as third argument to emit_group_store.
1627 * final.c (mark_symbol_refs_as_used): New function.
1628 * output.h (mark_symbol_refs_as_used): New prototype.
1629 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
1630 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
1631 * config/arm/arm.md (consttable_4): Likewise.
1634 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
1636 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1639 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1640 propagate x = &a into *x = b if conversion from b to a's type is
1643 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
1645 * caller-save.c (insert_one_insn): Take into account REG_INC notes
1646 for the liveness computation of the new insn.
1648 2008-11-21 DJ Delorie <dj@redhat.com>
1650 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
1651 Moves to/from below100 space (W) can only use r0-r7.
1653 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
1656 * doc/invoke.texi (Optimization Options): Fix typo.
1658 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
1659 Xuepeng Guo <xuepeng.guo@intel.com>
1661 * config.gcc (extra_headers): For x86 and x86-64, remove
1662 gmmintrin.h, add immintrin.h and avxintrin.h.
1664 * config/i386/gmmintrin.h: Renamed to ...
1665 * config/i386/avxintrin.h: This. Issue an error if
1666 _IMMINTRIN_H_INCLUDED is undedined.
1668 * config/i386/immintrin.h: New.
1670 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1673 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
1674 mode of PLUS, not mode of the eliminated register.
1676 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1678 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
1679 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
1680 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
1681 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
1682 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
1683 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
1684 (*nand<mode>3): Rename to *andnot<mode>3.
1685 (*nandtf3): rename to *andnottf3.
1686 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
1687 Use CODE_FOR_mmx_andnotv2si3.
1688 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
1689 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
1690 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
1691 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
1692 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
1694 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1697 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
1698 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1699 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
1700 to (not:IMODE (and:IMODE (...))).
1701 (sync_old_nand<mode>): Ditto.
1702 (sync_new_nand<mode>): Ditto.
1704 2008-11-20 Joseph Myers <joseph@codesourcery.com>
1706 * config/arm/thumb2.md (thumb2_casesi_internal,
1707 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
1709 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
1711 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
1712 nand to the changed 4.4 semantic.
1714 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1717 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
1718 (fold_builtin_memory_op): Handle even the case where just one
1719 of src and dest is an address of a var decl component, using
1720 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
1721 and readonly_data_expr src check.
1722 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
1725 PR rtl-optimization/36998
1726 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
1727 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
1728 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
1729 stack_adjust_offset callers.
1730 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
1732 (compute_barrier_args_size): Handle insns in annulled branches
1735 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
1738 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
1739 Handle cases when integer argument crosses argument register boundary.
1741 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1744 * config.gcc (i[34567]86-*-solaris2*): Don't include
1745 i386/t-crtstuff here.
1746 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
1747 * config/i386/t-sol2: Move to libgcc/config/i386.
1749 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
1752 * tlink.c: Include "libiberty.h".
1753 (initial_cwd): Change type into char *.
1754 (tlink_init): Call getpwd instead of getcwd.
1756 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
1758 PR rtl-optimization/32283
1759 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
1760 of the induction variable to decide whether it may wrap.
1761 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
1762 initialization of the bound before the loop.
1763 * simplify-rtx.c (simplify_binary_operation_1): Add two
1764 simplifications regarding AND.
1765 (simplify_plus_minus): Only fail if no simplification is possible.
1766 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
1768 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1771 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
1772 checking until GIMPLE lowering.
1773 * gimple-low.c (check_call_args): New function.
1774 (lower_stmt) <case GIMPLE_CALL>: Call it.
1776 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
1778 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
1779 with the same type as the first operand of the AND expression.
1781 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1784 * ira-int.h (struct ira_loop_tree_node): New member
1785 entered_from_non_parent_p.
1787 * ira-color.c (print_loop_title): Print loop bbs.
1789 * ira-emit.c (entered_from_non_parent_p,
1790 setup_entered_from_non_parent_p): New functions.
1791 (not_modified_p): Rename to store_can_be_removed_p. Check there
1793 (generate_edge_moves): Use store_can_be_removed_p instead of
1795 (ira_emit): Call setup_entered_from_non_parent_p.
1797 * ira-build.c (copy_info_to_removed_store_destinations):
1798 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
1799 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
1800 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
1801 update all accumulated attributes.
1803 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1806 * ira-int.h (ira_copy_allocno_live_range_list,
1807 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
1808 ira_finish_allocno_live_range_list): New prototypes.
1809 (ira_allocno_live_ranges_intersect_p,
1810 ira_pseudo_live_ranges_intersect_p): Remove.
1812 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
1813 ira_pseudo_live_ranges_intersect_p): Rename to
1814 allocnos_have_intersected_live_ranges_p and
1815 pseudos_have_intersected_live_ranges_p. Move them from here to ...
1817 * ira-color.c: ... here
1818 (coalesced_allocno_conflict_p): Use
1819 allocnos_have_intersected_live_ranges_p.
1820 (coalesced_allocnos_living_at_program_points,
1821 coalesced_allocnos_live_at_points_p,
1822 set_coalesced_allocnos_live_points): Remove.
1823 (slot_coalesced_allocnos_live_ranges,
1824 slot_coalesced_allocno_live_ranges_intersect_p,
1825 setup_slot_coalesced_allocno_live_ranges): New.
1826 (coalesce_spill_slots): Use ranges of coalesced allocnos.
1827 (ira_sort_regnos_for_alter_reg): Use
1828 allocnos_have_intersected_live_ranges_p.
1829 (ira_reuse_stack_slot): Use
1830 pseudos_have_intersected_live_ranges_p.
1832 * global.c (pseudo_for_reload_consideration_p): Check
1833 flag_ira_share_spill_slots too.
1835 * ira-build.c (copy_allocno_live_range_list): Rename to
1836 ira_copy_allocno_live_range_list. Make it external.
1837 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
1839 (ira_allocno_live_ranges_intersect_p): New.
1840 (ira_finish_allocno_live_range_list): New.
1841 (finish_allocno): Use it.
1842 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
1843 (copy_info_to_removed_store_destinations): Ditto. Use
1844 ira_copy_allocno_live_range_list.
1845 (ira_flattening): Use ira_merge_allocno_live_ranges.
1847 * ira.c (too_high_register_pressure_p): New function.
1848 (ira): Switch off sharing spill slots if the pressure is too high.
1850 2008-11-19 Richard Guenther <rguenther@suse.de>
1852 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
1853 non-sizetype offsets if their precision matches that of the pointer.
1854 * expr.c (expand_expr_real_1): Always sign-extend the offset
1855 operand of a POINTER_PLUS_EXPR.
1857 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1859 * config.gcc: Unobsolete mips-sgi-irix[56]*.
1860 (mips-sgi-irix[56]*): No need to use fixproto.
1862 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1863 Paul Brook <paul@codesourcery.com>
1865 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
1868 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1870 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
1872 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
1875 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
1876 (separate_decls_in_region): Create shared struct even when there
1877 are only reductions.
1879 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
1881 * config/picochip/picochip.c (headers): Remove an unnecessary
1884 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
1887 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
1888 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
1890 * config/m68k/m68k.md: Adjust all conditional branches that use the
1891 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
1893 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
1896 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
1897 is a register or zero operand in the correct mode before generating
1898 mtch1 insn or a register operand in the correct mode before generating
1900 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
1902 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
1904 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
1905 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
1906 mipsisa*-*-elf*. Handle mipsisa64r2*.
1907 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
1908 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1910 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
1911 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1913 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
1914 Fix mips16 if mips64 or mips64r2 are multilib defaults.
1915 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1918 2008-11-18 Jakub Jelinek <jakub@redhat.com>
1921 * config/i386/i386.md (allocate_stack_worker_32,
1922 allocate_stack_worker_64): Don't use match_dup between input and
1924 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
1925 * config/i386/i386.c (ix86_expand_prologue): Likewise.
1927 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
1929 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
1930 is forced when trying to do a symbol link for it.
1932 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
1934 * expmed.c (extract_bit_field_1): Also use a temporary and
1935 convert_extracted_bit_field when the conversion from ext_mode to
1936 the target mode requires explicit truncation.
1938 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1940 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
1942 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
1943 registers when not optimizing.
1945 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1947 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
1948 and its associated define_split. Expose the all-d alternative
1949 to the register allocator, but mark it with "?". Mark the first
1950 alternative with "*?*?".
1951 (*mul_sub_si): Likewise.
1952 (*mul_acc_si_r3900): New pattern.
1954 2008-11-17 Jakub Jelinek <jakub@redhat.com>
1957 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
1958 propagating x = &a into *x = b, add a cast if not useless
1959 type conversion or don't optimize if another stmt would be
1962 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
1965 * optabs.c (expand_sync_operation): Properly handle NAND case
1966 by calculating ~(t1 & val) instead of (~t1 & val).
1967 * builtins.c (expand_builtin_sync_operation): Warn for changed
1968 semantics in NAND builtins.
1969 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
1971 * doc/invoke.texi (Warning options): Add Wsync-nand.
1972 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
1973 __sync_fetch_and_nand builtin operation in the example. Add a note
1974 about changed semantics in GCC 4.4.
1975 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
1976 operation in the example. Add a note about changed semantics in
1979 2008-11-16 Jan Hubicka <jh@suse.cz>
1981 * cgraph.c (cgraph_function_body_availability): Fix test of externally
1984 2008-11-16 Joshua Kinard <kumba@gentoo.org>
1986 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
1989 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1992 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
1993 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
1995 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
1996 rather than call_really_used_regs when handling $gp.
1998 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
2001 * config/mips/mips.c (machine_function): Update the comment
2002 above global_pointer.
2003 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
2004 that a function doesn't need a global pointer.
2005 (mips_current_loadgp_style): Update accordingly.
2006 (mips_restore_gp): Likewise.
2007 (mips_output_cplocal): Likewise.
2008 (mips_expand_prologue): Likewise.
2010 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
2012 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
2013 parameter. Use DImode for computing the number of registers.
2014 (function_arg): Adjust for above change.
2015 (function_value): Likewise.
2017 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
2019 PR tree-optimization/37950
2020 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
2021 not computed for the current function.
2023 2008-11-15 Jakub Jelinek <jakub@redhat.com>
2026 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
2027 gpr and other COMPONENT_REFs.
2029 2008-11-15 Richard Guenther <rguenther@suse.de>
2031 PR tree-optimization/38051
2032 * tree-ssa-alias.c (update_alias_info_1): Manually find
2035 2008-11-15 Joshua Kinard <kumba@gentoo.org>
2037 * doc/invoke.texi (-mfix-r10000): Document.
2038 * config/mips/mips.opt (mfix-r10000): New option.
2039 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
2040 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
2041 (MIPS_COMPARE_AND_SWAP_12): Likewise.
2042 (MIPS_SYNC_OP): Likewise.
2043 (MIPS_SYNC_OP_12): Likewise.
2044 (MIPS_SYNC_OLD_OP_12): Likewise.
2045 (MIPS_SYNC_NEW_OP_12): Likewise.
2046 (MIPS_SYNC_OLD_OP): Likewise.
2047 (MIPS_SYNC_NAND): Likewise.
2048 (MIPS_SYNC_OLD_NAND): Likewise.
2049 (MIPS_SYNC_EXCHANGE): Likewise.
2050 (MIPS_SYNC_EXCHANGE_12): Likewise.
2051 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
2053 (MIPS_SYNC_NEW_NAND): Likewise.
2054 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
2055 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
2056 (mips_output_sync_loop): New function.
2057 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
2058 Make -mfix-r10000 require branch-likely instructions.
2059 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
2060 mips_output_sync_loop.
2061 (compare_and_swap_12): Likewise.
2062 (sync_add<mode>): Likewise.
2063 (sync_<optab>_12): Likewise.
2064 (sync_old_<optab>_12): Likewise.
2065 (sync_new_<optab>_12): Likewise.
2066 (sync_nand_12): Likewise.
2067 (sync_old_nand_12): Likewise.
2068 (sync_new_nand_12): Likewise.
2069 (sync_sub<mode>): Likewise.
2070 (sync_old_add<mode>): Likewise.
2071 (sync_old_sub<mode>): Likewise.
2072 (sync_new_add<mode>): Likewise.
2073 (sync_new_sub<mode>): Likewise.
2074 (sync_<optab><mode>): Likewise.
2075 (sync_old_<optab><mode>): Likewise.
2076 (sync_new_<optab><mode>): Likewise.
2077 (sync_nand<mode>): Likewise.
2078 (sync_old_nand<mode>): Likewise.
2079 (sync_new_nand<mode>): Likewise.
2080 (sync_lock_test_and_set<mode>): Likewise.
2081 (test_and_set_12): Likewise.
2083 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
2085 * gcc.c (cc1_options): Fix comment.
2087 2008-11-15 Jakub Jelinek <jakub@redhat.com>
2090 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
2091 argtype instead of result_type.
2093 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
2095 * ira-int.h (struct ira_loop_tree_node): Improve comments for
2096 subloop_next/next and subloops/childen fields.
2098 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2100 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
2101 (STANDARD_INCLUDE_DIR): Redefine to "/include".
2102 (LOCAL_INCLUDE_DIR): Undefine.
2103 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
2105 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
2107 PR rtl-optimization/37397
2108 * ira-int.h (struct ira_allocno): New member bad_spill_p.
2109 (ALLOCNO_BAD_SPILL_P): New macro.
2111 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
2113 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
2114 (create_cap_allocno, propagate_allocno_info,
2115 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
2116 (update_bad_spill_attribute): New function.
2117 (ira_build): Call it.
2119 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
2121 2008-11-14 Jakub Jelinek <jakub@redhat.com>
2123 PR tree-optimization/38104
2124 * gimplify.c (gimple_regimplify_operands): Add referenced vars
2125 before calling mark_symbols_for_renaming, not after it.
2127 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
2129 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
2130 (OVERRIDE_OPTIONS): Likewise.
2132 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2133 Andrew Stubbs <ams@codesourcery.com>
2134 Gunnar Von Boehn <gunnar@genesi-usa.com>
2137 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
2138 the shorter LEA insn over ADD.L where possible.
2140 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
2142 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
2143 systems, which are assumend to always provide SSP-support in glibc.
2144 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
2146 * configure: Regenerate.
2148 2008-11-14 Jakub Jelinek <jakub@redhat.com>
2151 * function.c (gimplify_parameters): For callee copies parameters,
2152 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
2154 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
2157 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
2158 x86 parts into the `i[34567]86-*-linux*' and parts that are
2159 independent of the processor architecture into the `*-*-linux*' cases.
2160 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
2161 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
2162 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
2163 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
2164 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
2165 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
2166 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
2168 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
2170 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
2171 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
2172 (ls2_idiv): Likewise idiv3.
2173 (ls2_prefetch): New reservation.
2174 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
2175 * config/mips/mips.md (type): Add imul3nc and idiv3.
2176 (length): Handle idiv3.
2177 (any_mod): New code_iterator.
2178 (u): Handle MOD and UMOD.
2179 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
2180 (prefetch): Handle TARGET_LOONGSON_2EF.
2182 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2185 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
2186 (prune_unused_types_walk): Call it for non-perennial local classes.
2187 Set die_mark to 2 if recursing on children. If die_mark is 1 on
2188 entry, just set it to 2 and recurse on children, don't walk attributes
2191 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
2193 * c-common.c (warn_about_parentheses): Add missing whitespace
2196 2008-11-13 Paul Brook <paul@codesourcery.com>
2198 * doc/invoke.texi: Document --fix-cortex-m3.
2199 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
2200 Cortex-M3 cpu is selected.
2201 (output_move_double): Avoid overlapping base register and first
2202 destination register when fix_cm3_ldrd.
2203 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
2205 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2208 * gimple.h (gimple_range_check_failed): Remove prototype.
2209 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
2211 (gimple_range_check_failed): Removed.
2213 2008-11-13 Andrew Haley <aph@redhat.com>
2216 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
2219 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2223 2007-05-07 Mike Stump <mrs@apple.com>
2224 * doc/invoke.texi (Warning Options): Document that -Wempty-body
2225 also checks for and while statements in C++.
2227 2008-11-12 Dodji Seketeli <dodji@redhat.com>
2230 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
2231 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
2232 - which clones are reachable - as "abstract and needed".
2233 * cgraph.c (cgraph_release_function_body): If a node is
2234 "abstract and needed", do not release its DECL_INITIAL() content
2235 that will be needed to emit debug info.
2237 2008-11-12 Steve Ellcey <sje@cup.hp.com>
2240 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
2241 to set HAVE_GETIPINFO.
2242 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
2243 * configure: Regenerate.
2244 * config.in: Regenerate.
2246 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
2249 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
2251 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2254 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2255 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2257 2008-11-12 Jason Merrill <jason@redhat.com>
2260 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
2263 2008-11-12 Anatoly Sokolov <aesok@post.ru>
2265 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
2266 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
2268 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2269 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2271 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2273 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
2274 packed-stack special handling.
2275 (FRAME_ADDR_RTX): Add definition.
2277 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2280 * fold-const.c (native_encode_string): New function.
2281 (native_encode_expr): Use it for STRING_CST.
2283 2008-11-12 DJ Delorie <dj@redhat.com>
2285 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
2286 insns if the intermediate value will be used later.
2288 2008-11-12 Andreas Schwab <schwab@suse.de>
2290 * config/m68k/m68k.c (print_operand): Mask off extra extension
2291 bits when writing out the representation of real values.
2293 2008-11-12 Ira Rosen <irar@il.ibm.com>
2295 PR tree-optimization/38079
2296 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
2299 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2302 * c-pretty-print.c (pp_c_complex_expr): New function.
2303 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
2306 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
2307 than INNER and INNER is a constant, forcibly align INNER as much
2310 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2312 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
2314 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2316 PR rtl-optimization/37363
2317 * simplify-rtx.c (simplify_plus_minus): Don't create
2318 (const (minus ...)) expresisons.
2320 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
2322 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
2325 2008-11-10 Catherine Moore <clm@codesourcery.com>
2327 * config.gcc (mips64vrel-*-elf*): Include the tm_file
2329 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
2330 (BASE_DRIVER_SELF_SPECS): Remove.
2331 (DRIVER_SELF_SPECS): New definition.
2332 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Include
2333 BASE_DRIVER_SELF_SPECS.
2334 * config/mips/sde.h: Likewise.
2335 * config/mips/iris6.h: Likewise.
2336 * config/mips/vr.h: Likewise.
2337 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
2339 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
2341 PR rtl-optimizations/37948
2342 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
2343 (ira_create_copy, ira_add_allocno_copy): New parameter.
2345 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
2346 to ira_add_allocno_copy.
2347 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
2348 parameter to process_regs_for_copy.
2349 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
2350 Fix typo in passing second allocno to ira_add_allocno_copy.
2352 * ira-color.c (update_conflict_hard_regno_costs): Use head of
2353 coalesced allocnos list.
2354 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
2356 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
2357 (add_ira_allocno_to_ordered_bucket): Rename to
2358 add_allocno_to_ordered_bucket.
2359 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
2360 head of coalesced allocnos list.
2361 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
2362 Check that it is aready calculated.
2363 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
2364 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
2366 (coalesce_allocnos): Do extended coalescing too.
2368 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
2369 parameter to ira_add_allocno_copy.
2371 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
2373 (print_copy): Print copy origination too.
2375 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
2378 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
2380 PR rtl-optimization/37514
2381 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
2382 flag_ira_share_spill_slots to 2 if it's already non-zero.
2383 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
2384 flag_ira_share_spill_slots is 2.
2386 2008-11-10 Kevin Buettner <kevinb@redhat.com>
2388 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
2389 (prologue_enter_32): Set FB to SP - 4.
2391 2008-11-10 DJ Delorie <dj@redhat.com>
2393 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
2394 constraint for single-bit-clear in lower byte of HI constant, vs
2395 Imb which just ignores the upper byte.
2396 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
2397 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
2398 (iorhi3_16): Check for single bit set, not single bit clear.
2400 2008-11-10 Janis Johnson <janis187@us.ibm.com>
2402 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
2404 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
2406 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
2408 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
2409 values living in memory and use more precise alignment information.
2411 2008-11-10 Jakub Jelinek <jakub@redhat.com>
2414 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
2415 after __mf_check call if the call must end a bb.
2417 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
2421 * combine.c (force_to_mode): Do not process vector types.
2423 * rtlanal.c (nonzero_bits1): Do not process vector types.
2424 (num_sign_bit_copies1): Likewise.
2426 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
2428 * config/i386/gnu.h: Add copyright and licensing header.
2429 * config/gnu.h: Likewise.
2431 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
2433 * fwprop.c (fwprop_done): Call df_remove_problem.
2435 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
2438 * tree-scalar-evolution.c (instantiate_scev_1): Return
2439 chrec_dont_know for VL_EXP_CLASS_P.
2441 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2443 * reg-stack.c (reg_to_stack): Add missing braces in memset
2446 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
2448 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
2449 (NO_PROFILE_COUNTERS): New define.
2451 2008-11-06 David Edelsohn <edelsohn@gnu.org>
2454 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
2456 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
2459 * config/sparc/constraints.md (D): New.
2460 * config/sparc/predicates.md (const_double_or_vector_operand): New.
2461 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
2463 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
2464 Use the 'D' constraint in addition to 'F' in some alternatives.
2465 (DF splitter): Generalize for V64mode.
2466 * doc/md.texi (SPARC): Document the 'D' constraint.
2468 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2470 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
2472 2008-11-06 Ben Elliston <bje@au.ibm.com>
2474 * gcc.c: Remove ancient comment about a bug in Sun cc.
2476 2008-11-05 Janis Johnson <janis187@us.ibm.com>
2478 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
2480 2008-11-06 Ben Elliston <bje@au.ibm.com>
2482 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
2484 2008-11-06 Ben Elliston <bje@au.ibm.com>
2486 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
2489 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
2492 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
2495 2008-11-05 Martin Jambor <mjambor@suse.cz>
2498 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
2499 pointer arithmetics into array_ref if the array is accessed
2500 through an indirect_ref.
2502 2008-11-05 Richard Guenther <rguenther@suse.de>
2505 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
2506 qualified pointer conversion before stripping qualifiers.
2507 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
2508 * tree-flow.h (may_propagate_address_into_dereference): Declare.
2509 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
2512 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
2513 properly canonicalize binary ops.
2514 (forward_propagate_addr_expr_1): Use
2515 may_propagate_address_into_dereference.
2517 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
2520 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
2521 Initialize uninitialized input registers with a NaN.
2523 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2527 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
2529 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2533 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
2534 exits and conditions.
2535 * testsuite/gcc.dg/graphite/pr37943.c: New.
2537 2008-11-04 Jakub Jelinek <jakub@redhat.com>
2538 Andrew Pinski <andrew_pinski@playstation.sony.com>
2541 * c-common.c (warn_for_sign_compare): For complex result_type
2542 use component's type.
2544 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
2546 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
2548 * print-tree.c (print_node): Don't print DECL_INITIAL
2552 * c-common.c (parse_optimize_options): Save and restore
2553 flag_strict_aliasing around decode_options call.
2555 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
2557 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
2558 (host_detect_local_cpu): Use it instead of casted strings to
2559 compare vendor signatures.
2561 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
2564 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
2565 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
2567 2008-11-03 Catherine Moore <clm@codesourcery.com>
2569 * config/mips.c (mips_conditional_register_usage): Handle the
2570 DSP control register.
2571 * doc/extend.texi: Document the DSP control register.
2573 2008-11-03 Steve Ellcey <sje@cup.hp.com>
2574 Jakub Jelinek <jakub@redhat.com>
2576 * omp-low.c (expand_omp_for_generic): If iter_type has different
2577 precision than type and type is a pointer type, cast n1 and n2
2578 first to an integer type with the same precision as pointers
2579 and only afterwards to iter_type.
2581 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2583 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
2584 (UNSPEC_GOTSYM_OFF): New unspec.
2585 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
2586 (pic_add_dot_plus_eight): Likewise.
2587 (tls_load_dot_plus_eight): Likewise. Update peephole2.
2588 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
2589 UNSPEC_PIC_BASE operands.
2590 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
2591 (arm_output_addr_const_extra): Handle it.
2593 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2595 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
2596 integer class to full integer class if the offset is not word-aligned.
2598 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2601 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
2603 (doloop_optimize): Update call to doloop_modify.
2605 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2607 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
2609 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2612 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
2613 gcc_cv_as_cfi_directive.
2614 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
2615 merging read-only and read-write sections or assembler emits
2616 read-write .eh_frame sections.
2617 * configure: Regenerate.
2619 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
2622 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2624 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2626 (rs6000_emit_prologue): Invert logic.
2627 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2628 (reg:P 11) instead of match_operand.
2629 (*save_fpregs_<mode>): Likewise.
2630 (*restore_gpregs_<mode>): Likewise.
2631 (*return_and_restore_gpregs_<mode>): Likewise.
2632 (*return_and_restore_fpregs_<mode>): Likewise.
2633 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2634 (reg:P 11) insted of match_operand.
2635 (*restore_gpregs_spe): Likewise.
2636 (*return_and_restore_gpregs_spe): Likewise.
2638 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
2640 PR tree-optimization/37684
2641 * gcc.dg/graphite/pr37684.c: New.
2642 * graphite.c (exclude_component_ref): New.
2643 (is_simple_operand): Call exclude_component_ref.
2645 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2647 PR tree-optimization/36908
2648 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
2649 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
2650 (number_of_rw_in_partition): New.
2651 (partition_contains_all_rw): New.
2652 (ldist_gen): Do not distribute when one of the partitions
2653 contains all the memory operations.
2655 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2657 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
2658 EDGE_IRREDUCIBLE_LOOP.
2660 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
2662 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
2663 where we have one entry point in the loop which isn't the head.
2665 2008-11-03 Richard Guenther <rguenther@suse.de>
2668 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
2670 2008-11-03 Jakub Jelinek <jakub@redhat.com>
2673 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
2674 for ipa and simple ipa passes.
2676 2008-11-02 Richard Guenther <rguenther@suse.de>
2678 PR tree-optimization/37542
2679 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
2680 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
2681 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
2682 (vn_nary_op_insert_stmt): Likewise.
2683 (visit_use): Likewise.
2685 2008-11-02 Anatoly Sokolov <aesok@post.ru>
2687 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
2689 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
2690 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
2691 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
2692 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
2693 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
2694 peephole2's): Replace unspec with rotate.
2695 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
2697 2008-11-02 Richard Guenther <rguenther@suse.de>
2699 PR tree-optimization/37991
2700 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
2701 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
2702 (set_ssa_val_to): Print if the value changed.
2703 (simplify_binary_expression): Strip useless conversions.
2705 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
2708 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
2711 2008-11-01 Richard Guenther <rguenther@suse.de>
2714 * builtins.c (fold_builtin_strspn): Return a size_t.
2715 (fold_builtin_strcspn): Likewise.
2717 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2719 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
2720 attribute for struct return convention.
2722 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2724 * config/rs6000/crtsavres.asm: Really, really delete.
2726 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2728 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2730 (rs6000_emit_prologue): Invert logic.
2731 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2732 (reg:P 11) instead of match_operand.
2733 (*save_fpregs_<mode>): Likewise.
2734 (*restore_gpregs_<mode>): Likewise.
2735 (*return_and_restore_gpregs_<mode>): Likewise.
2736 (*return_and_restore_fpregs_<mode>): Likewise.
2737 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2738 (reg:P 11) insted of match_operand.
2739 (*restore_gpregs_spe): Likewise.
2740 (*return_and_restore_gpregs_spe): Likewise.
2742 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
2744 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
2745 list of word switches that take args.
2747 2008-10-30 Jakub Jelinek <jakub@redhat.com>
2749 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
2750 (s390_output_pool_entry): Call it through for_each_rtx.
2753 * expr.c (store_constructor): For vectors, if target is a MEM, use
2754 target's MEM_ALIAS_SET instead of elttype alias set.
2756 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
2759 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
2762 2008-10-29 David Edelsohn <edelsohn@gnu.org>
2765 * config/rs6000/predicates.md (word_offset_memref_operand):
2766 Restructure code and look inside auto-inc/dec addresses.
2768 2008-10-29 Steve Ellcey <sje@cup.hp.com>
2771 * libgcov.c (__gcov_indirect_call_profiler): Check
2772 TARGET_VTABLE_USES_DESCRIPTORS.
2774 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
2776 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
2777 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2778 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
2779 offset if eliminating soft frame pointer.
2780 * config/spu/spu.md (stack_protect_set, stack_protect_test)
2781 (stack_protect_test_si): Add initial machine description
2782 for Stack Smashing Protector
2784 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2787 * c-common.c (min_precision): Move to...
2788 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
2789 * tree.h (tree_int_cst_min_precision): Declare.
2790 * c-common.h (min_precision): Delete declaration.
2791 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
2792 multiplication of non-negative integer constants.
2793 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
2794 tree_int_cst_min_precision.
2795 (finish_enum): Likewise.
2797 2008-10-29 Joseph Myers <joseph@codesourcery.com>
2800 * convert.c (convert_to_real): Do not optimize conversions of
2801 binary arithmetic operations between binary and decimal
2802 floating-point types. Consider mode of target type in determining
2803 decimal type for arithmetic. Unless
2804 flag_unsafe_math_optimizations, do not optimize binary conversions
2805 where this may change rounding behavior.
2806 * real.c (real_can_shorten_arithmetic): New.
2807 * real.h (real_can_shorten_arithmetic): Declare.
2809 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2811 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
2812 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
2813 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
2815 (must_save_p): For some workarounds, interrupts need to clobber a
2817 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
2818 and LC1 for WA_05000257.
2819 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
2820 WA_05000283 and WA_05000315.
2821 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
2822 (movbi): Add alternative to set CC to 1; improve code for setting
2824 (dummy_load): New pattern.
2826 2008-10-29 Jakub Jelinek <jakub@redhat.com>
2829 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
2830 BLKmode for non-memory, convert using a wider MODE_INT mode
2834 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
2835 that haven't been removed yet.
2837 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2839 * config/bfin/bfin.c (struct machine_function): New member
2840 has_loopreg_clobber.
2841 (bfin_expand_movmem): Set it when generating memcpy insns.
2842 (n_regs_saved_by_prologue, expand_prologue_reg_save,
2843 expand_epilogue_reg_restore): If we have hardware loops,
2844 memcpy insns (indicated by has_loopreg_clobber) or function
2845 calls, we need to save the loop registers.
2847 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
2849 * config/i386/i386.c (core2_cost): Fix typos in comments.
2851 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2854 * combine.c (make_compound_operation): Don't call make_extraction with
2855 non-positive length.
2856 (simplify_shift_const_1): Canonicalize count even if complement_p.
2858 2008-10-28 Joseph Myers <joseph@codesourcery.com>
2860 * convert.c (strip_float_extensions): Do not remove or introduce
2861 conversions between binary and decimal floating-point types.
2863 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2866 * fold-const.c (distribute_bit_expr): Convert common, left and
2867 right arguments to type.
2869 2008-10-28 Nick Clifton <nickc@redhat.com>
2871 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
2872 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
2873 call_really_used_regs array rather than the call_used_regs array.
2874 (mn10300_get_live_callee_saved_regs, expand_prologue,
2875 expand_epilogue, output_tst): Likewise.
2877 2008-10-27 Jakub Jelinek <jakub@redhat.com>
2880 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
2881 (df_get_entry_block_def_set): Neither here.
2882 (df_get_regular_block_artificial_uses): Add EH_USES registers.
2884 PR tree-optimization/37879
2885 * predict.c (tree_estimate_probability): Check if last_stmt is
2886 non-NULL before dereferencing it.
2888 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2890 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
2891 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
2892 (ira_fast_allocation): Remove the prototype.
2894 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
2895 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
2896 (color_pass): Modify the updated costs.
2897 (ira_color): Rename to color. Make it static.
2898 (ira_fast_allocation): Rename to fast_allocation. Make it static.
2899 (ira_color): New function.
2901 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
2904 * ira-lives.c (last_call_num, allocno_saved_at_call): New
2906 (set_allocno_live, clear_allocno_live, mark_ref_live,
2907 mark_ref_dead): Invalidate corresponding element of
2908 allocno_saved_at_call.
2909 (process_bb_node_lives): Increment last_call_num. Setup
2910 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
2911 allocno was already saved.
2912 (ira_create_allocno_live_ranges): Initiate last_call_num and
2913 allocno_saved_at_call.
2915 * ira-build.c (ira_create_allocno): Initiate
2916 ALLOCNO_UPDATED_COVER_CLASS_COST.
2917 (create_cap_allocno, propagate_allocno_info,
2918 remove_unnecessary_allocnos): Remove setting updated costs.
2919 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
2921 * ira.c (ira): Don't call ira_fast_allocation.
2923 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
2926 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2929 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
2931 * ira-int.h (ira_hard_regno_cover_class): New.
2933 * ira-lives.c (mark_reg_live, mark_reg_dead,
2934 process_bb_node_lives): Use ira_hard_regno_cover_class.
2936 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
2937 (setup_hard_regno_cover_class): New function.
2938 (ira_init): Call setup_hard_regno_cover_class.
2940 * ira-costs.c (cost_class_nums): Add comment.
2941 (find_allocno_class_costs): Initiate cost_class_nums.
2942 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
2944 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2947 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
2948 Rename to copy_info_to_removed_store_destinations. Propagate
2949 conflict hard regs and register stack attribute.
2951 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2954 * pa.c (function_arg_padding): Pad complex and vector types
2955 upward in 64-bit runtime.
2956 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
2958 2008-10-26 Matthias Klose <doko@ubuntu.com>
2960 * doc/install.texi: Document requirements on antlr.
2962 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2964 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
2967 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2970 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
2971 is defined, use it to modify the constant offset.
2973 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
2975 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
2976 and short arguments to the correct location as mandated by the ABI.
2978 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2980 PR rtl-optimization/37769
2981 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
2983 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2985 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
2986 unwind-dw2-Os-4-200.o.
2988 2008-10-24 Joseph Myers <joseph@codesourcery.com>
2990 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
2991 (convert_for_assignment): Remove ic_argpass_nonproto cases.
2993 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2995 PR tree-optimization/36038
2996 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
2997 add sizetype IV with initial value zero instead of pointer type.
2999 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3002 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
3003 around bit operation.
3004 * profile.c (is_edge_inconsistent): Likewise.
3005 * fold-const.c (truth_value_p): Move from here...
3006 * tree.h (truth_value_p): ... to here.
3007 * c-tree.h (c_expr): Update description of original_code.
3008 * c-typeck.c (parser_build_unary_op): Set original_code.
3009 (parser_build_binary_op): Update call to warn_about_parentheses.
3010 * c-common.c (warn_about_parentheses): Take two additional
3011 arguments of the operands. Use a switch. Quote operators
3012 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
3013 Add warning about !x | y and !x & y.
3014 * c-common.h (warn_about_parentheses): Update declaration.
3016 2008-10-24 Jakub Jelinek <jakub@redhat.com>
3018 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
3019 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
3020 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
3022 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
3023 (check-%): For test targets listed in lang_checks_parallelized
3024 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
3025 run the testing in multiple make goals, possibly parallel, and
3026 afterwards run dg-extract-results.sh to merge the sum and log files.
3028 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
3030 * config/mips/mips.c (mips_canonicalize_move_class): New function.
3031 (mips_move_to_gpr_cost): Likewise.
3032 (mips_move_from_gpr_cost): Likewise.
3033 (mips_register_move_cost): Make more fine-grained.
3035 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
3037 * graphite.c (graphite_apply_transformations): Check for
3038 -fgraphite-identity.
3039 * toplev.c (process_options): Add graphite_identity.
3040 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
3042 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
3044 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
3045 mulhisihl and mulhisihh builtins.
3047 From Jie Zhang <jie.zhang@analog.com>
3048 * config/bfin/bfin.md (composev2hi): Put operands into vector
3051 2008-10-22 Chao-ying Fu <fu@mips.com>
3053 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
3055 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
3057 From Mike Frysinger <michael.frysinger@analog.com>
3058 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
3059 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
3060 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
3061 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
3062 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
3063 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
3064 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
3065 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
3066 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
3067 __ADSPBF51x__ for all of them.
3068 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
3069 -mcpu bf512, bf514, bf516, and bf518.
3070 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
3071 bf512-none, bf514-none, bf516-none, and bf518-none.
3072 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
3073 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
3074 * doc/invoke.texi (Blackfin Options): Document that
3075 -mcpu now accepts bf512, bf514, bf516, and bf518.
3077 2008-10-22 Jakub Jelinek <jakub@redhat.com>
3080 * fold-const.c (build_range_type): For 1 .. signed_max
3081 range call build_nonstandard_inter_type if signed_type_for
3082 returned a type with bigger precision.
3084 2008-10-22 Richard Guenther <rguenther@suse.de>
3086 * tree.def (COMPLEX_TYPE): Constrain element type.
3087 * tree.c (build_complex_type): Assert that.
3088 * tree-ssa-structalias.c (could_have_pointers): Complex types
3089 cannot have pointers.
3091 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3094 * c-typeck.c (convert_for_assignment): Do not give declaration's
3095 location for builtins. Spell out which type was expected and which
3098 2008-10-22 Nick Clifton <nickc@redhat.com>
3100 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
3101 the fdpic register to be a target when running in fdpic mode.
3103 2008-10-22 Rafael Espindola <espindola@google.com>
3105 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
3106 newly created statements.
3108 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
3111 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
3112 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
3113 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
3115 2008-10-22 Jakub Jelinek <jakub@redhat.com>
3118 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
3119 Adjust -mcmodel=medium description for 2005-07-31 changes.
3121 2008-10-22 Jan Hubicka <jh@suse.cz>
3122 Jakub Jelinek <jakub@redhat.com>
3125 * doc/invoke.texi: Remove references to obsoleted -d dumps.
3127 2008-10-21 Richard Henderson <rth@redhat.com>
3130 * emit-rtl.c (get_spill_slot_decl): Export.
3131 * emit-rtl.h (get_spill_slot_decl): Declare.
3132 * var-tracking.c (vt_add_function_parameters): Relax assertion
3133 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
3135 2008-10-21 Bob Wilson <bob.wilson@acm.org>
3137 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
3138 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
3141 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
3144 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
3145 processed by get_maxval_strlen.
3147 2008-10-21 David Edelsohn <edelsohn@gnu.org>
3150 * tree.c (get_file_function_name): Copy first_global_object_name.
3151 Centralize call to clean_symbol_name.
3153 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
3155 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
3156 * config/svr4.h (SVR4_ASM_SPEC): New.
3157 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
3158 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
3160 * doc/invoke.texi (Option Summary): Add -T to linker options.
3161 (Link Options): Document -T.
3163 2008-10-21 Jakub Jelinek <jakub@redhat.com>
3165 * tree-inline.c (tree_inlinable_function_p): Remove tuples
3168 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
3171 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
3173 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
3175 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
3178 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
3180 * doc/install.texi: Fix typos in previous patch.
3182 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
3184 * doc/install.texi: Document in-tree building of gcc and mpfr.
3186 2008-10-19 Richard Guenther <rguenther@suse.de>
3188 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
3190 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3193 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
3194 (build_enumerator): Convert enumerators that fit in integer to
3197 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
3199 * config/i386/i386.md (unnamed peephole2): Do not force memory
3200 operands of arith or logical instructions into registers for
3201 non-TARGET_READ_MODIFY targets.
3203 (ffs_cmove): Change operand 0 predicate to register_operand.
3204 Change operand 1 predicate to nonimmediate_operand.
3206 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
3208 2008-10-18 Richard Guenther <rguenther@suse.de>
3210 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
3211 VIEW_CONVERT_EXPR case against invalid gimple.
3213 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
3215 * c-parser.c (c_parser_binary_expression): Silence the
3216 uninitialized variable warning emitted for binary_loc.
3218 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
3220 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
3223 2008-10-16 Joseph Myers <joseph@codesourcery.com>
3226 * c-typeck.c (build_unary_op): Use omit_one_operand for
3227 IMAGPART_EXPR of real argument.
3229 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3231 PR tree-optimization/37664
3232 * fold-const.c (fold_binary): When optimizing comparison with
3233 highest or lowest type's value, don't consider TREE_OVERFLOW.
3235 2008-10-16 David Edelsohn <edelsohn@gnu.org>
3238 * Makefile.in (coverage.o): Depend on $(TM_P_H).
3239 * coverage.c: Include tm_p.h.
3240 * config/rs6000/x-aix (jc1): Override LDFLAGS.
3241 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
3242 dollar signs from PREFIX.
3243 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
3244 instead of manual strip_name_encoding.
3246 2008-10-16 Richard Guenther <rguenther@suse.de>
3249 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
3250 volatile qualified functions or methods as relevant.
3252 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3254 PR tree-optimization/37525
3255 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
3256 sizetype unsigned constants, both in the case of C and bounds.
3258 2008-10-15 Jan Hubicka <jh@suse.cz>
3260 * ira-emit.c (change_regs): Return false when replacing reg by itself.
3262 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
3265 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
3266 HARD_REGNO_CALL_PART_CLOBBERED.
3268 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3271 * ira-lives.c (mark_early_clobbers): Remove.
3272 (make_pseudo_conflict, check_and_make_def_use_conflicts,
3273 check_and_make_def_conflicts,
3274 make_early_clobber_and_input_conflicts,
3275 mark_hard_reg_early_clobbers): New functions.
3276 (process_bb_node_lives): Call
3277 make_early_clobber_and_input_conflicts and
3278 mark_hard_reg_early_clobbers. Make hard register inputs live again.
3280 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
3281 early clobbers of pseudo-registers.
3283 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3286 * ira-build.c (ira_flattening): Recalculate
3287 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
3288 from the scratch instead of the propagation.
3290 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3292 * doc/rtl.texi (const_double): Remove the "addr" operand.
3293 Describe CONST_DOUBLE_* macros under const_double rather
3295 (const_fixed): Fix the operand description.
3296 (const): Add an @findex directive.
3297 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
3298 after the constant rtl table.
3299 (fix): Combine floating-point and fixed-point descriptions.
3301 * sched-deps.c (sched_analyze_2): Remove reference to
3304 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3306 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
3308 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
3309 for UNSPEC_GOTSYM_OFFs.
3310 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
3311 (add_GOT_to_pic_reg): Use it.
3312 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
3314 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
3315 Harsha Jagasia <harsha.jagasia@amd.com>
3317 PR tree-optimization/37485
3318 * graphite.c (gmp_cst_to_tree): Moved.
3319 (iv_stack_entry_is_constant): New.
3320 (iv_stack_entry_is_iv): New.
3321 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
3322 (loop_iv_stack_insert_constant): New.
3323 (loop_iv_stack_pop): Use new datatpype.
3324 (loop_iv_stack_get_iv): Same.
3325 (loop_iv_stack_get_iv_from_name): Same.
3326 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
3327 (loop_iv_stack_patch_for_consts): New.
3328 (loop_iv_stack_remove_constants): New.
3329 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
3330 (translate_clast): Call loop_iv_stack_patch_for_consts and
3331 loop_iv_stack_remove_constants.
3332 (gloog): Use new datatype. Redirect construction edge to end
3333 block to avoid accidental deletion.
3334 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
3336 (union iv_stack_entry_data): New. Data in iv stack entry.
3337 (struct iv_stack_entry): New. Datatype for iv stack entries.
3339 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3341 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
3342 * graphite.c (free_scop): Same.
3343 (build_scops): Same.
3344 (free_scattering): New.
3345 (build_cloog_prog): Call free_scattering.
3346 (patch_phis_for_virtual_defs): Fix memleak.
3347 (graphite_trans_bb_strip_mine): Same.
3348 (limit_scops): Same.
3350 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3351 Harsha Jagasia <harsha.jagasia@amd.com>
3353 PR tree-optimization/37828
3354 * graphite.c (graphite_trans_loop_block): Do not loop block
3355 single nested loops.
3357 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3359 PR tree-optimization/37686
3360 * tree-loop-linear.c (linear_transform_loops): Build a
3361 loop nest vector. Pass it to lambda_compute_access_matrices.
3362 * tree-data-ref.h (struct access_matrix): Store the loop nest
3363 relative to which it encodes the information.
3364 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
3365 (am_vector_index_for_loop): Reimplemented: iterate over the
3366 loop nest for finding the loop index in the access matrix.
3367 (lambda_compute_access_matrices): Update declaration.
3368 * lambda-code.c (build_access_matrix): Pass the loop nest and
3370 (lambda_compute_access_matrices): Same.
3372 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
3374 * config/s390/s390.h (TARGET_DFP): This requires TARGET_HARD_FLOAT.
3375 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
3376 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
3377 already implies hard float. Also fix several insn condition
3378 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
3380 2008-10-15 David Edelsohn <edelsohn@gnu.org>
3383 Based on patches by Laurent Vivier.
3384 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
3385 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
3386 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
3387 dollar sign to underscore.
3388 (ASM_OUTPUT_EXTERNAL): Same.
3389 (ASM_OUTPUT_LABELREF): New.
3390 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
3392 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
3393 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
3394 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
3395 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
3397 2008-10-15 Jakub Jelinek <jakub@redhat.com>
3399 PR tree-optimization/36881
3400 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
3401 that each value doesn't need runtime relocations, for !flag_pic
3402 check that each value is just a valid initializer constant.
3404 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
3406 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
3407 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
3408 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
3409 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
3411 (REG_CLASS_NAMES): Update accordingly.
3412 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
3413 rather than an unpredictable descriptive string.
3414 * config/mips/mips.c (mips_register_move_cost): Remove comment.
3415 (mips_register_move_cost): Check for specific COP*_REGS classes,
3416 instead of ALL_COP_AND_GR_REGS.
3417 (mips_ira_cover_classes): New function.
3418 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
3419 (TARGET_IRA_COVER_CLASSES): Define.
3421 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
3424 * tree.c (build_type_attribute_qual_variant): Hash on the
3425 unqualified type, and don't overwrite an existing
3426 (type_hash_eq): Make the TYPE_NAME of the types significant, to
3427 allow distinguishing between wchar_t and its underlying type. This
3428 also means that we'll retain a little more typedef information.
3430 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
3431 Dmitry Melnik <dm@ispras.ru>
3432 Dmitry Zhurikhin <zhur@ispras.ru>
3433 Alexander Monakov <amonakov@ispras.ru>
3434 Maxim Kuvyrkov <maxim@codesourcery.com>
3436 * target.h (struct gcc_target): Update prototypes of needs_block_p
3438 * haifa-sched.c (create_check_block_twin): Update calls to the above.
3439 * sel-sched.c (create_speculation_check): Likewise.
3440 * doc/tm.texi: Provide documentation for new target hooks.
3442 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
3443 (ia64_gen_spec_insn): Removed.
3444 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
3445 ia64_gen_spec_check): New static functions.
3446 (ia64_alloc_sched_context, ia64_init_sched_context,
3447 ia64_set_sched_context, ia64_clear_sched_context,
3448 ia64_free_sched_context, ia64_get_insn_spec_ds,
3449 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
3450 (ia64_needs_block_p): Change prototype.
3451 (ia64_gen_check): Rename to ia64_gen_spec_check.
3452 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
3453 into declaration, add special memory dependencies handling.
3454 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3455 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3456 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
3457 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
3458 Define new target hooks.
3459 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3460 (ia64_optimization_options): Turn on selective scheduling with -O3,
3461 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
3462 default with selective scheduling.
3463 (ia64_override_options): Initialize align_loops and align_functions
3464 to 32 and 64, respectively. Set global selective scheduling flags
3465 according to target-dependent flags.
3466 (rtx_needs_barrier): Support UNSPEC_LDS_A.
3467 (group_barrier_needed): Use new mstop-bit-before-check flag.
3469 (dfa_state_size): Make global.
3470 (spec_check_no, max_uid): Remove.
3471 (mem_ops_in_group, current_cycle): New variables.
3472 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
3473 Initialize new variables.
3474 (is_load_p, record_memory_reference): New functions.
3475 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
3477 (ia64_variable_issue): Change use of current_sched_info to
3478 sched_deps_info. Update comment. Note if a load or a store is issued.
3479 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
3480 advance if maximal number of loads or stores was issued on current
3482 (scheduled_good_insn): New static helper function.
3483 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
3484 a group barrier is needed. Fix vertical spacing. Guard the code
3485 doing state transition with last_scheduled_insn check.
3486 Mark that a stop bit should be before current insn if there was a
3487 cycle advance. Update current_cycle and mem_ops_in_group.
3488 (ia64_h_i_d_extended): Change use of current_sched_info to
3489 sched_deps_info. Reallocate stops_p by larger chunks.
3490 (struct _ia64_sched_context): New structure.
3491 (ia64_sched_context_t): New typedef.
3492 (ia64_alloc_sched_context, ia64_init_sched_context,
3493 ia64_set_sched_context, ia64_clear_sched_context,
3494 ia64_free_sched_context): New static functions.
3495 (gen_func_t): New typedef.
3496 (get_spec_load_gen_function): New function.
3497 (SPEC_GEN_EXTEND_OFFSET): Declare.
3498 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
3499 (get_mode_no_for_insn): Change the condition that prevents use of
3500 special hardware registers so it can now handle pseudos.
3501 (get_spec_unspec_code): New function.
3502 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
3503 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
3504 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
3505 during selective scheduling.
3506 (ia64_speculate_insn): Use ds_get_speculation_types when
3507 determining whether we need to change the pattern.
3508 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
3509 (ia64_spec_check_src_p): Support new speculation/check codes.
3510 (struct bundle_state): New field.
3511 (issue_nops_and_insn): Initialize it.
3512 (insert_bundle_state): Minimize mid-bundle stop bits.
3513 (important_for_bundling_p): New function.
3514 (get_next_important_insn): Use important_for_bundling_p.
3515 (bundling): When shifting TImode from unimportant insns, ignore
3516 also group barriers. Assert that best state is found before
3517 the backward bundling pass. Print number of mid-bundle stop bits.
3518 Minimize mid-bundle stop bits. Check correct calculation of
3519 mid-bundle stop bits.
3520 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
3521 (final_emit_insn_group_barriers): Emit stop bits before insns starting
3523 (sel2_run): New variable.
3524 (ia64_reorg): When flag_selective_scheduling2 is set, run the
3525 selective scheduling pass instead of schedule_ebbs.
3527 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
3528 (UNSPEC_LDS_A): New UNSPEC.
3529 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3530 movti_internal, movsf_internal, movdf_internal,
3531 movxf_internal): Make visible. Add speculable* attributes.
3532 (output_c_nc): New mode attribute.
3533 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
3534 mov<mode>_nc, zero_extend<mode>di2_nc,
3535 advanced_load_check_nc_<mode>): New insns.
3536 (zero_extend*): Add speculable* attributes.
3538 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
3539 (msched-stop-bits-after-every-cycle): Likewise.
3540 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
3542 (msched-spec-verbose): Remove.
3543 (msched-prefer-non-data-spec-insns,
3544 msched-prefer-non-control-spec-insns,
3545 msched-count-spec-in-critical-path,
3546 msel-sched-dont-check-control-spec): Use Target Report Var
3547 instead of Common Report Var.
3549 * config/ia64/itanium2.md: Remove incorrect bypass.
3551 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
3553 2008-10-14 Jakub Jelinek <jakub@redhat.com>
3556 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3557 and -fhelp=separate.
3559 2008-10-14 Ben Elliston <bje@au.ibm.com>
3561 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
3563 2008-10-13 Joseph Myers <joseph@codesourcery.com>
3565 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
3568 2008-10-13 Matthias Klose <doko@ubuntu.com>
3570 * config/pa/linux-atomic.c: Work around missing header file
3571 for hppa64-linux-gnu targets.
3573 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
3574 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
3575 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3576 Grace Cao <grace_cao@playstation.sony.com>
3578 * doc/invoke.texi (-mgen-cell-microcode): Document.
3579 (-mwarn-cell-microcode): Document.
3580 * cfglayout.c (locator_location): Export.
3581 * rtl.h (locator_location): Define prototype.
3582 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
3584 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
3585 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
3586 (mwarn-cell-microcode): New option.
3587 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
3588 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
3589 cell and not already set.
3590 Turn off string instructions if not generating cell microcode.
3591 (rs6000_final_prescan_insn): New function that warns about microcoded
3593 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
3594 * config/rs6000/rs6000.md
3595 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
3596 the instruction would have been microcoded on the Cell. Set
3597 cell_micro to always on unnamed patterns for the string instructions.
3598 (cell_micro): Update definition, remove load/store conditional
3600 (sign_extend:DI): Define new pattern for non microcoded version.
3601 (sign_extend:SI): Likewise.
3602 (compare (div:P)): Set cell_micro to not.
3603 (andsi3): Define as an expand.
3604 (andsi3_mc): New pattern.
3605 (andsi3_nomc): New pattern.
3606 (andsi3_internal0_nomc): New pattern.
3607 (andsi3_internal2): Rename to ...
3608 (andsi3_internal2_mc): this and enable iff generating microcode.
3609 (andsi3_internal3): Rename to ...
3610 (andsi3_internal3_mc): this and enable iff generating microcode.
3611 (andsi3_internal4): Enable iif generating microcode.
3612 (andsi3_internal5): Rename to ..
3613 (andsi3_internal5_mc): this and enable iff generating microcode.
3614 (andsi3_internal5_nomc): New pattern.
3615 (extzvdi_internal1): Enable iff generating microcode.
3616 (extzvdi_internal2): Likewise.
3617 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
3618 (anddi3): Change to expand.
3619 (anddi3_mc): Rename from anddi3.
3620 (anddi3_no_mc): New pattern.
3621 (anddi3_internal2): Rename to ..
3622 (anddi3_internal2_mc): this and enable iff generating microcode.
3623 (anddi3_internal2_nomc): New pattern.
3624 (anddi3_internal3): Rename to ..
3625 (anddi3_internal3_mc): this and enable iff generating microcode.
3626 (anddi3_internal3_nomc): New pattern.
3627 (movti_string): Set cell_micro to always if TARGET_STRING.
3628 (stmsi8): Set cell_micro to always.
3634 (stmsi8_power): Likewise.
3635 (stmsi7_power): Likewise.
3636 (stmsi6_power): Likewise.
3637 (stmsi5_power): Likewise.
3638 (stmsi4_power): Likewise.
3639 (stmsi3_power): Likewise.
3640 (movsi_update2): Enable iff generating microcode.
3641 (movhi_update3): Likewise.
3642 (lmw): Set cell_micro to always.
3644 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
3646 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
3647 * config/s390/s390.c (machine_function): Remove
3648 decomposed_literal_pool_addresses_ok_p.
3649 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
3650 the difference of two labels.
3651 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
3652 (s390_pool_offset): New function.
3653 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
3654 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
3656 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
3658 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
3659 (powerpc*-*-linux-gnu*): Describe.
3660 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
3661 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
3662 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
3663 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
3664 config/rs6000/e500crtres32gpr.asm,
3665 config/rs6000/e500crtres64gpr.asm,
3666 config/rs6000/e500crtres64gprctr.asm,
3667 config/rs6000/e500crtrest32gpr.asm,
3668 config/rs6000/e500crtrest64gpr.asm,
3669 config/rs6000/e500crtresx32gpr.asm,
3670 config/rs6000/e500crtresx64gpr.asm,
3671 config/rs6000/e500crtsav32gpr.asm,
3672 config/rs6000/e500crtsav64gpr.asm,
3673 config/rs6000/e500crtsav64gprctr.asm,
3674 config/rs6000/e500crtsavg32gpr.asm,
3675 config/rs6000/e500crtsavg64gpr.asm,
3676 config/rs6000/e500crtsavg64gprctr.asm: Use it.
3677 * config/rs6000/crtsavres.asm: Really remove.
3679 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
3682 * c-format.c (convert_format_name_to_system_name): Use
3683 TARGET_OVERRIDES_FORMAT_INIT.
3684 * config.gcc (extra_options): Add for mingw targets mingw.opt.
3685 * config/i386/mingw.opt: New.
3686 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
3687 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
3688 (ms_printf_length_specs): Removed const specifier.
3689 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
3690 * doc/invoke.texi (Wno-pedantic-ms-format): New.
3692 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3694 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
3695 * doc/install.texi: Bump recommended MPFR to 2.3.2.
3697 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3700 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
3701 sure that ref has valid bb.
3703 2008-10-12 Richard Henderson <rth@redhat.com>
3706 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
3707 * alias.c (value_addr_p, stack_addr_p): Remove.
3708 (nonoverlapping_memrefs_p): Remove IRA special case.
3709 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
3710 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
3711 * reload1.c (alter_reg): Use it.
3713 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
3715 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
3716 of registers instead of eax, ebx, ecx and edx. Use for loop
3717 and check register for non-zero value before the call
3718 to decode_caches_intel.
3720 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3722 PR rtl-optimization/37448
3723 * df.h (df_ref_class): New enum.
3724 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
3725 (struct df_ref): Replaced with union df_ref_d.
3726 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
3727 New members of df_ref_d union.
3728 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
3729 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
3730 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
3731 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
3732 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
3733 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
3734 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
3735 (df_scan_bb_info, df_bb_regno_first_def_find,
3736 df_bb_regno_last_def_find, df_find_def, df_find_use,
3737 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3738 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
3739 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
3740 df_get_artificial_defs, df_get_artificial_uses, union_defs)
3741 Replaced struct df_ref * with df_ref.
3742 * df-scan.c (df_collection_rec, df_null_ref_rec,
3743 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
3744 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
3745 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
3746 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
3747 df_reorganize_refs_by_reg_by_reg,
3748 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
3749 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
3750 df_sort_and_compress_refs, df_install_ref, df_install_refs,
3751 df_ref_record, df_get_conditional_uses, df_get_call_refs,
3752 df_bb_refs_record, df_exit_block_uses_collect,
3753 df_record_exit_block_uses, df_reg_chain_mark,
3754 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
3755 df_ref * with df_ref.
3756 (df_ref_record, df_uses_record, df_ref_create_structure): Added
3757 df_ref_class parameter.
3758 (df_scan_problem_data): Added new pools for different types of refs.
3759 (df_scan_free_internal, df_scan_alloc, df_free_ref,
3760 df_ref_create_structure): Processed new ref pools.
3761 (df_scan_start_dump): Added counts of refs and insns.
3762 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
3763 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3764 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
3765 code to pass df_ref_class down to ref creation functions.
3766 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
3767 df_reg_chain_mark): Use macros to hide references to df_refs.
3768 (df_ref_chain_change_bb): Removed.
3769 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
3770 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
3771 Enhanced to understand df_ref union structure.
3772 * fwprop.c (local_ref_killed_between_p, use_killed_between,
3773 all_uses_available_at, update_df, try_fwprop_subst,
3774 forward_propagate_subreg, forward_propagate_and_simplify,
3775 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
3776 df_ref * with df_ref.
3777 (use_killed_between, all_uses_available_at): Use macros to hide
3778 references to df_refs.
3779 * regstat.c (regstat_bb_compute_ri,
3780 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
3782 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
3783 see_handle_relevant_refs, see_analyze_one_def,
3784 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
3785 struct df_ref * with df_ref.
3786 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
3787 global_conflicts): Replaced struct df_ref * with df_ref.
3788 * ddg.c (create_ddg_dep_from_intra_loop_link,
3789 add_cross_iteration_register_deps, build_inter_loop_deps):
3790 Replaced struct df_ref * with df_ref.
3791 (create_ddg_dep_from_intra_loop_link,
3792 add_cross_iteration_register_deps): Use macros to hide references
3794 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
3795 df_ref * with df_ref.
3796 * df-core.c (df_bb_regno_first_def_find,
3797 df_bb_regno_last_def_find, df_find_def, df_find_use,
3798 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3799 debug_df_ref): Replaced struct df_ref * with df_ref.
3800 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
3801 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
3803 * web.c (union_defs, entry_register, replace_ref, web_main):
3804 Replaced struct df_ref * with df_ref.
3805 (union_defs, replace_ref): Use macros to hide references to df_refs.
3806 * global.c (compute_regs_asm_clobbered, build_insn_chain):
3807 Replaced struct df_ref * with df_ref.
3808 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
3809 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets):
3810 Replaced struct df_ref * with df_ref.
3811 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
3812 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
3814 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
3815 * df-byte-scan.c (df_compute_accessed_bytes_extract,
3816 df_compute_accessed_bytes_strict_low_part,
3817 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
3818 Replaced struct df_ref * with df_ref.
3819 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
3820 * init-regs.c (initialize_uninitialized_regs): Replaced struct
3821 df_ref * with df_ref.
3822 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
3823 check_dependency, check_dependencies, record_uses): Replaced
3824 struct df_ref * with df_ref.
3825 (invariant_for_use, check_dependency): Use macros to hide
3826 references to df_refs.
3827 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
3828 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
3829 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
3830 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
3831 references to df_refs.
3832 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
3834 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
3835 * df-problems.c (df_rd_bb_local_compute_process_def,
3836 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
3837 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
3838 df_chain_remove_problem, df_chain_create_bb_process_use,
3839 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
3840 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
3841 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
3842 df_byte_lr_simulate_artificial_refs_at_top,
3843 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
3844 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
3845 df_simulate_uses, df_simulate_artificial_refs_at_end,
3846 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
3848 (df_chain_dump): Use macros to hide references to df_refs.
3849 * config/mips/mips.c (r10k_simplify_address): Replaced struct
3850 df_ref * with df_ref.
3851 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
3852 mark_artificial_uses, mark_reg_dependencies,
3853 byte_dce_process_block): Replaced struct df_ref * with df_ref.
3855 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
3857 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
3859 (array_ref_element_size): Likewise.
3860 (array_ref_low_bound): Likewise.
3861 (array_ref_up_bound): Likewise.
3862 * expr.c (contains_packed_reference): Likewise.
3863 (array_ref_element_size): Likewise.
3864 (array_ref_low_bound): Likewise.
3865 (array_ref_up_bound): Likewise.
3866 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
3867 with ARRAY_RANGE_REF.
3868 (idx_find_step): Likewise.
3869 (idx_record_use): Likewise.
3870 (strip_offset_1): Likewise.
3871 (idx_remove_ssa_names): Likewise.
3873 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
3874 Andi Kleen <ak@linux.intel.com>
3876 * config/i386/cpuid.h (__cpuid_count): New defines.
3877 * config/i386/driver-i386.c (struct cache_desc): New structure.
3878 (describe_cache): Use struct cache_desc to pass cache descriptions.
3879 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
3880 (detect_caches_amd): Use struct cache_desc to describe caches.
3881 (decode_caches_intel): Use struct cache_desc to pass cache
3882 descriptions. Update descriptions to match latest (rev -032,
3883 December 2007) CPUID documentation. Do not check valid bit here.
3884 Check for Xeon MP value 0x49 problems.
3885 (detect_caches_cpuid2): New function, split from detect_caches_intel.
3886 Check valid bit before calling decode_caches_intel. Detect number
3887 of times to repeat CPUID instruction.
3888 (detect_caches_cpuid4): New function.
3889 (detect_caches_intel): Depending on max_level, call
3890 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
3891 only when other methods fail to provide valid L2 cache description.
3893 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3896 * pa.md (call, call_value): Generate an rtx for register r4 and pass
3897 it to PIC call patterns.
3898 (call_symref_pic): Revise pattern to expose PIC register save. Remove
3899 code generation and attributes from pattern. Change peephole2 to
3900 split for noreturn case. Revise split pattern for non noreturn case.
3901 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3902 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3903 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
3906 2008-10-11 David Edelsohn <edelsohn@gnu.org>
3908 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
3909 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
3911 (divdf3): Reformat long line.
3913 2008-10-11 Michael J. Eager <eager@eagercon.com>
3915 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
3917 (rs6000_handle_option): Process -mfpu options.
3918 * config/rs6000/rs6000.h (TARGET_XILINX_FPU): New.
3919 (enum fpu_type_t): New.
3920 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
3921 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
3923 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
3924 (floatdidf2): Add TARGET_SINGLE_FPU condition.
3925 * config/rs6000/rs6000.opt (-mfpu): New.
3926 (-mxilinx-fpu): New.
3927 * config/rs6000/sysv4.h (DRIVER_SELF_SPECS): New.
3928 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
3929 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
3930 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
3931 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
3933 2008-10-11 Jakub Jelinek <jakub@redhat.com>
3936 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
3937 LO_SUM on Darwin if mode has just one unit.
3939 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
3942 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
3943 has been optimized out.
3945 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
3947 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
3948 instead of PIC_DIRECT_ADDR_P.
3949 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3950 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
3951 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
3952 (PIC_OFFSET_P): Rename to...
3953 (PCREL_SYMOFF_P): ...this.
3954 (PIC_DIRECT_ADDR_P): Delete.
3955 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
3957 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
3958 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
3959 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
3960 * config/sh/sh.c (print_operand): Remove CONST handling.
3961 (unspec_caller_rtx_p): Rewrite to use split_const and check
3962 the operands of UNSPEC bases.
3963 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
3964 with (unspec [A B] UNSPEC_SYMOFF).
3965 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
3966 UNSPEC_PCREL_SYMOFF.
3967 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3968 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
3969 (UNSPEC_EXTRACT_U16): Likewise.
3970 (UNSPEC_SYMOFF): Likewise.
3971 (UNSPEC_PCREL_SYMOFF): Likewise.
3972 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
3974 (movsi_const_16bit): Likewise.
3975 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
3976 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
3977 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
3978 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
3979 with (unspec [A B] UNSPEC_SYMOFF).
3980 (symPLT_label2reg): Replace (minus A (minus B pc)) with
3981 (unspec [A B] PCREL_UNSPEC_SYMOFF).
3982 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
3983 (Csu): Likewise UNSPEC_EXTRACT_U16.
3984 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3985 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
3987 2008-10-10 Stepan Kasal <skasal@redhat.com>
3989 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
3990 for loop strip mining and loop blocking.
3992 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3994 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
3995 vary types depending on debug info.
3997 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3999 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
4000 before ensuring it's already computed.
4002 2008-10-09 Jakub Jelinek <jakub@redhat.com>
4004 * rtl.h (locator_eq): New decl.
4005 * cfglayout.c (locator_scope): New function.
4006 (insn_scope): Use it.
4007 (locator_eq): New function.
4008 (fixup_reorder_chain): Search for last insn in src bb
4009 that has locator set or first insn in dest bb. Use
4010 locator_eq instead of == to compare locators.
4011 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
4012 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
4013 == to compare locators.
4015 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
4017 * gimple-low.c (lower_function_body, lower_gimple_return,
4018 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
4019 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
4020 goto_block on edges if goto_locus is known.
4023 * tree.h (get_object_alignment): Declare.
4024 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
4025 get_object_alignment if needed.
4026 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
4028 (get_object_alignment): ... here. New function. Try harder to
4029 determine alignment from get_inner_reference returned offset.
4031 2008-10-08 Jakub Jelinek <jakub@redhat.com>
4033 * graphite.c (gloog): Don't call find_unreachable_blocks
4034 before delte_unreachable_blocks.
4036 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
4037 goto_locus of true_edge into RTL locator.
4039 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
4041 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
4042 (*jcc_btdi_mask_rex64): Ditto.
4044 (*jcc_btsi_mask): Ditto.
4045 (*jcc_btsi_1): Ditto.
4046 (*jcc_btsi_mask_1): Ditto.
4048 2008-10-08 Paul Brook <paul@codesourcery.com>
4050 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
4051 compatible profiler (__gnu_mcount_nc).
4052 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
4054 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
4056 * config/i386/i386.c (initial_ix86_tune_features): Add
4057 X86_TUNE_USE_VECTOR_FP_CONVERTS.
4058 * config/i386/i386.h (ix86_tune_indices): Likewise.
4059 (TARGET_USE_VECTOR_FP_CONVERTS): New.
4061 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
4062 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
4063 for FP to FP splitters.
4065 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
4067 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
4070 2008-10-08 Jakub Jelinek <jakub@redhat.com>
4074 PR rtl-optimization/37341
4075 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
4076 to ORIG_BB, pass through ORIG_BB recursively.
4077 (cse_condition_code_reg): Adjust caller.
4079 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
4081 * sdbout.c (sdbout_one_type): Treat the value type
4082 CONST_DECL for enumerals.
4084 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4086 * config/i386/i386.md: Remove trailing white spaces.
4088 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4090 PR rtl-optimization/37448
4091 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
4092 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
4094 (struct output_info) [count]: Renamed total_created and made
4096 (struct output_info) [size]: Renamed total_allocated and made
4098 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
4099 Properly keep track of desc->size.
4100 (print_statistics, dump_alloc_pool_statistics): Enhance the
4101 printing of statistics to print the number of elements and to use
4104 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4107 * opts.h (CL_SAVE): Move up to flags range.
4108 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
4109 CL_COMMON): Renumber.
4110 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
4111 * opts.c (common_handle_option): Revert last change.
4113 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4115 * config/i386/i386-protos.h (ix86_schedule): New.
4117 * config/i386/i386.c (ix86_schedule): New.
4118 (override_options): Add schedule to processor_alias_table. Set
4119 ix86_schedule from the schedule field in processor_alias_table.
4120 (ix86_function_specific_save): Save ix86_schedule.
4121 (ix86_function_specific_restore): Restore ix86_schedule.
4123 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
4124 ix86_tune. Add none and remove i386, i486, pentium4, nocona
4127 * config/i386/i386.opt: Add schedule.
4129 * config/i386/ppro.md: Remove generic32.
4131 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
4134 * expr.c (count_type_elements): Handle ERROR_MARK.
4136 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4141 * basic-block.h (struct edge_def): Add goto_block field.
4142 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
4143 one insn with locus corresponding to edge's goto_locus if !optimize.
4144 * profile.c (branch_prob): Copy edge's goto_block.
4145 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
4147 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
4148 locator in between the merged basic blocks if !optimize and needed.
4149 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
4150 goto_locus into RTL locator. For unconditional jump use that
4151 locator for the jump insn.
4152 (expand_gimple_cond): Convert goto_block and goto_locus into
4153 RTL locator for all remaining edges. For unconditional jump
4154 use that locator for the jump insn.
4155 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
4156 there is more than one edge or insn locator along the forwarding
4157 edges and !optimize. If there is just one, set e->goto_locus.
4158 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
4160 (move_block_to_fn): Adjust edge's goto_block.
4162 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4165 * expmed.c (expand_mult): Properly check DImode constant in
4168 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4171 * dwarf2out.c (common_block_die_table): New variable.
4172 (common_block_die_table_hash, common_block_die_table_eq): New
4174 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
4175 COMMON block in the current scope rather than globally. Optimize
4176 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
4177 DW_OP_addr SYMBOL_REF+off.
4179 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
4181 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
4182 Return true for non-addressable GIMPLE operands.
4184 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4187 * config/i386/i386.c (initial_ix86_tune_features): Remove
4188 X86_TUNE_USE_BIT_TEST.
4189 * config/i386/i386.h (ix86_tune_indices): Likewise.
4190 (TARGET_USE_BIT_TEST): Removed.
4192 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4194 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
4196 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
4198 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
4199 (mul<mode>3_mul3): ... into this new template.
4201 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4203 * gimplify.c (gimplify_arg): Add location argument. Use it.
4204 (gimplify_call_expr): Pass location to gimplify_arg.
4205 (gimplify_modify_expr_to_memcpy): Same.
4206 (gimplify_modify_expr_to_memset): Same.
4208 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4210 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4211 Update calls to build_unary_op and build_indirect_ref for location
4214 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4217 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
4218 * c-typeck.c (array_to_pointer_conversion): Pass location to
4220 (function_to_pointer_conversion): Use error_at and warning_at.
4221 (build_indirect_ref): Same.
4222 (build_array_ref): Pass location to build_binary_op.
4223 (parser_build_unary_op): Do not set location after calling
4225 (build_unary_op): Add location argument. Use it throughout. Set
4226 EXPR_LOCATION before returning new tree.
4227 (build_modify_expr): Same.
4228 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
4230 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
4231 build_indirect_ref, build_modify_expr.
4232 (c_finish_omp_for): Same. Use error_at instead of error.
4233 * c-common.c (c_common_truthvalue_conversion): Pass location to
4235 (warn_for_div_by_zero): Add location argument.
4236 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
4237 build_unary_op, warn_for_div_by_zero.
4238 * c-parser.c (c_parser_typeof_specifier): Use
4239 protected_set_expr_location.
4240 (c_parser_statement_after_labels): Same.
4241 (c_parser_condition): Same.
4242 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
4243 (c_parser_conditional_expression): Use protected_set_expr_location.
4244 (c_parser_unary_expression): Pass location to build_indirect_ref.
4245 (c_parser_postfix_expression_after_primary): Pass location to
4246 build_indirect_ref, build_unary_op.
4247 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
4249 2008-10-06 Joshua Kinard <kumba@gentoo.org>
4251 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
4252 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
4253 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
4255 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
4256 (mips_issue_rate): Handle PROCESSOR_R10000.
4257 * config/mips/mips.md (cpu): Add r10000.
4259 * config/mips/10000.md: New file.
4261 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4263 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
4264 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
4265 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
4267 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4269 * config/darwin-protos.h (machopic_function_base_name): Delete.
4270 (machopic_function_base_sym): Likewise.
4271 (machopic_gen_offset): Declare.
4272 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
4273 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
4274 * config/darwin.c (machopic_function_base_name): Delete.
4275 (machopic_function_base_sym): Likewise.
4276 (gen_pic_offset): Rename to...
4277 (machopic_gen_offset): ...this and remove the pic_base argument.
4278 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
4279 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
4280 crtl->uses_pic_offset_table.
4281 (machopic_indirect_data_reference): Use new machopic_gen_offset
4283 (machopic_legitimize_pic_address): Likewise.
4284 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
4286 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
4287 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
4288 * config/i386/i386.c (output_set_got): Likewise.
4289 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
4291 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
4292 (legitimate_address_p): Likewise.
4293 (output_pic_addr_const): Likewise.
4294 (output_addr_const_extra): Likewise.
4295 (ix86_delegitimize_address): Expect darwin_local_data_pic to
4296 match an UNSPEC rather than a MINUS.
4297 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
4298 (builtin_setjmp_receiver): Use machopic_gen_offset.
4299 * config/i386/predicates.md (pic_symbolic_operand): Handle
4300 UNSPEC_MACHOPIC_OFFSET.
4302 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4303 Use machopic_gen_offset and machopic_operand_p.
4304 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
4305 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
4306 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
4307 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
4308 Set crtl->uses_pic_offset_table.
4310 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4312 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
4314 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
4315 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
4316 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
4317 (constant_pool_expr_p): Use split_const and check the base.
4318 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
4320 (legitimate_constant_pool_address_p): Check toc_relative_p
4321 instead of constant_pool_expr_p.
4322 (print_operand_address): Always use output_addr_const for
4323 constant pool addresses.
4324 (rs6000_output_addr_const_extra): New function.
4325 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
4327 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
4331 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4332 (mark_ref_live, mark_ref_dead): Use them.
4333 (def_conflicts_with_inputs_p): Remove.
4334 (mark_early_clobbers): New function.
4335 (process_bb_node_lives): Call preprocess_constraints and
4336 mark_early_clobbers.
4338 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
4340 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
4342 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
4343 lib with -mthread switch.
4345 2008-10-05 Dodji Seketeli <dodji@redhat.com>
4348 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
4349 function in two, making it call a new and reusable
4350 dwarf2out_imported_module_or_decl() that takes the containing
4351 BLOCK of the declaration in argument.
4352 (dwarf2out_imported_module_or_decl_real): New function.
4353 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
4354 IMPORTED_DECL in account.
4355 * tree.def: Added IMPORTED_DECL node type.
4356 * tree.h: Added accessors for IMPORTED_DECL nodes.
4357 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
4359 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4361 * doc/gimple.texi: Fix some typos, wrap some long lines,
4362 fix some broken wraps with continuations.
4363 * tree-ssa-reassoc.c: Fix comment typos.
4365 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4368 * pa.c (legitimize_pic_address): Force function labels to memory in
4371 2008-10-04 Anton Blanchard <anton@samba.org>
4373 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
4374 (rs6000_split_atomic_op): Same.
4375 (rs6000_split_compare_and_swap): Same.
4376 (rs6000_split_compare_and_swapqhi): Same.
4378 2008-10-04 Richard Guenther <rguenther@suse.de>
4380 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
4381 instead of pointer equality.
4382 (vn_nary_op_eq): Likewise.
4384 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4386 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
4388 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
4389 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
4391 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
4393 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4394 Revert previous change.
4396 2008-10-03 Tom Tromey <tromey@redhat.com>
4398 * stringpool.c (ggc_alloc_string): Terminate string.
4400 2008-10-03 Jakub Jelinek <jakub@redhat.com>
4402 * gimplify.c (gimplify_function_tree): For -finstrument-functions
4403 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
4404 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
4407 * gimplify.c (declare_vars): Use gimple_bind_block instead of
4410 2008-10-03 Pascal Obry <obry@adacore.com>
4412 * gcov.c (create_file_names): Properly handle UNIX and DOS
4413 directory separators.
4414 (make_gcov_file_name): Likewise + convert the ':' DOS drive
4415 separator to '~' to ensure clean filenames on Windows.
4417 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4419 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4420 Add a null terminator to the stripped name.
4422 2008-10-02 David Edelsohn <edelsohn@gnu.org>
4424 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
4425 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4426 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
4427 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
4428 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4429 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
4430 TARGET_SINGLE_FLOAT.
4432 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
4434 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
4436 2008-10-02 Richard Guenther <rguenther@suse.de>
4439 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
4440 and VECTOR_TYPE recurse with useless_type_conversion_p which
4441 properly handles void pointer conversion.
4443 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4446 * config/i386/mingw32.h (LIBGCC_SPEC): Replace with ..
4447 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
4449 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4451 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4452 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
4453 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
4454 they translate to non builtins.
4455 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
4456 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
4457 __builtin_vec_promote, __builtin_vec_extract, and
4458 __builtin_vec_insert.
4459 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
4460 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
4461 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
4462 * config/rs6000/altivec.h (vec_extract): Define
4463 (vec_insert): Define.
4464 (vec_splats): Define.
4465 (vec_promote): Define.
4467 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4468 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
4469 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4471 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
4473 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
4474 prototype. Add new parameter, blk.
4475 Use BLKmode for the MEM if blk is true.
4476 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
4477 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
4478 ALTIVEC_BUILTIN_STVRXL.
4479 Update usage of altivec_expand_lv_builtin.
4480 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
4481 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
4482 (altivec_init_builtins): If compiling for the Cell, also define the
4484 * config/rs6000/rs6000.h (rs6000_builtins): Define
4485 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
4486 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
4487 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
4488 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
4489 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
4490 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
4491 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
4492 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
4493 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
4494 UNSPEC_STVRX, and UNSPEC_STVRXL.
4495 (altivec_lvlx): New pattern.
4496 (altivec_lvlxl): New pattern.
4497 (altivec_lvrx): New pattern.
4498 (altivec_lvrxl): New pattern.
4499 (altivec_stvlx): New pattern.
4500 (altivec_stvlxl): New pattern.
4501 (altivec_stvrx): New pattern.
4502 (altivec_stvrxl): New pattern.
4503 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
4504 (vec_lvlxl): Likewise.
4505 (vec_lvrx): Define if PPU is defined.
4506 (vec_lvrxl): Likewise.
4507 (vec_stvlx): Define if PPU is defined.
4508 (vec_stvlxl): Likewise.
4509 (vec_stvrx): Define if PPU is defined.
4510 (vec_stvrxl): Likewise.
4512 2008-10-01 Geert Bosch <bosch@adacore.com>
4514 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
4516 2008-10-01 Richard Guenther <rguenther@suse.de>
4518 PR tree-optimization/37617
4519 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
4520 do not add to the NEW_SETS.
4522 2008-10-01 Richard Guenther <rguenther@suse.de>
4525 * tree-vrp.c (execute_vrp): If we optimized away the default
4526 case make sure to promote the label that got in place of it
4527 to a default case label.
4529 2008-10-01 Richard Henderson <rth@redhat.com>
4532 * tree-complex.c (set_component_ssa_name): Don't optimize
4533 is_gimple_min_invariant values with ssa_names in abnormal phis.
4535 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4537 PR tree-optimization/37662
4538 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
4539 commutative binary operation if they are in the wrong order and
4540 fold_build2 produces non-GIMPLE.
4542 2008-09-30 Jakub Jelinek <jakub@redhat.com>
4544 PR tree-optimization/37662
4545 PR tree-optimization/37663
4546 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
4547 get_value_range with non-SSA_NAME. Don't assert operands have been
4548 folded, instead just bail out.
4550 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4552 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
4554 2008-09-30 Richard Guenther <rguenther@suse.de>
4557 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
4558 build restrict-qualified pointers.
4559 (vectorizable_store): Move alias check later.
4560 (vectorizable_load): Likewise.
4562 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4564 * c-common.c (empty_if_body_warning): Remove.
4565 * c-common.h (empty_if_body_warning): Remove.
4566 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
4567 here the -Wempty-body warning for `if' and `else' statements.
4568 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
4570 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
4572 * config/i386/i386.opt: Add msse2avx.
4574 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
4575 * config/i386/linux64.h (ASM_SPEC): Likewise.
4577 * doc/invoke.texi: Document -msse2avx.
4579 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4581 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
4583 2008-09-29 Joseph Myers <joseph@codesourcery.com>
4585 * ifcvt.c (noce_emit_store_flag): If using condition from original
4586 jump, reverse it if if_info->cond was reversed.
4588 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4590 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4591 non-constant memory if it cannot be forced to constant memory.
4592 Overhaul surrounding code and factor out common condition.
4594 2008-09-29 Jeff Law <law@redhat.com>
4596 * reload1.c (alter_reg): Add missing curly braces.
4598 2008-09-29 Michael J. Eager <eager@eagercon.com>
4600 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4602 * config/rs6000/rs6000.c (rs6000_override_options): Move
4603 rs6000_init_hard_regno_mode_ok after all options changed.
4604 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4605 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4606 -msimple-fpu flags. Add warning messages if single FP not configured.
4607 (rs6000_file_start): Output gnu_attribute for single-float.
4608 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4609 (rs6000_legitimize_address): Likewise.
4610 (rs6000_legitimize_reload_address): Likewise.
4611 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4612 TARGET_SINGLE_FLOAT.
4613 (function_arg_advance): Likewise (partial conversion).
4614 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4615 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4616 TARGET_SINGLE_FLOAT.
4617 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4618 (rs6000_emit_prologue): Likewise.
4619 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4620 TARGET_SINGLE_FLOAT.
4621 (rs6000_libcall_value): Likewise.
4622 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4623 (TARGET_DOUBLE_FLOAT): New default to 1
4624 (TARGET_SIMPLE_FPU): New default to 0
4625 (TARGET_SINGLE_FPU): New default to 0
4626 (TARGET_SINGLE_FLOAT_MODE): New.
4627 (TARGET_DOUBLE_FLOAT_MODE): New.
4628 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4629 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4631 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4632 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4633 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4634 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4635 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4636 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4637 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4638 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4639 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4640 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4641 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4642 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4643 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4644 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4645 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4646 cmptf_internal1, *cmptf_internal2): Condition on
4647 TARGET_DOUBLE_FLOAT.
4648 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4649 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4650 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4651 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4652 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4653 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4654 TARGET_SINGLE_FLOAT.
4655 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4656 * config/rs6000/rs6000.opt (-msingle-float): New.
4657 (-mdouble-float): New.
4658 (-msimple-fpu): New.
4659 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4660 -msingle-float, -mdouble-float, -msimple-fpu options.
4661 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4662 _SOFT_DOUBLE for -msingle-float.
4663 * config.gcc: New config for target=powerpc-xilinx-eabi.
4665 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
4667 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
4668 have exit and entry.
4669 (new_scop): Take entry and exit edge to define new SCoP.
4670 (sd_region_p): New structure used during SCoP detection.
4671 (move_scops): Delete.
4672 (move_sd_regions): New.
4673 (scopdet_info): Change the definition from edges back to basic_blocks.
4674 (scopdet_edge_info): Work on basic_blocks and rename to
4675 scopdet_basic_block_info.
4676 (split_difficult_bb): At the moment removed. We should later
4677 add it at another place.
4678 (build_scops_1): Work on basic_blocks.
4679 (bb_in_sd_region): New.
4680 (find_single_entry_edge): New.
4681 (find_single_exit_edge): New.
4682 (create_single_entry_edge): New.
4683 (sd_region_without_exit): New.
4684 (create_single_exit_edge): New.
4685 (unmark_exit_edges): New.
4686 (mark_exit_edges): New.
4687 (create_sese_edges): New.
4688 (build_graphite_scops): New.
4689 (build_scops): Make SCoPs SESE.
4690 (limit_scops): Use the new functions.
4692 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
4694 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
4696 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4699 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
4700 address to a register before taking the lower part.
4702 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
4704 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
4707 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4708 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
4711 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
4712 the newly created variable.
4713 Create a VECTOR_CST of all 1s for vector types.
4715 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4718 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
4720 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4722 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
4723 order to convert between modes.
4724 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
4726 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
4728 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
4731 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
4734 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4738 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
4740 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
4741 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
4742 them to yield false with MIPS16.
4744 2008-09-26 Jakub Jelinek <jakub@redhat.com>
4747 * dwarf2out.c (tls_mem_loc_descriptor): New function.
4748 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
4749 mem_loc_descriptor failed. Accept UNSPEC.
4750 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
4751 fail if one of the loc_descriptor calls for pieces failed.
4752 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
4753 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
4754 if loc_descriptor_from_tree_1 on offset failed.
4757 * opts.c (common_handle_option): Don't call print_specific_help with
4758 CL_SAVE as first argument.
4760 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
4761 Steve Ellcey <sje@cup.hp.com>
4763 * configure: Regenerate for new libtool.
4764 * aclocal.m4: Ditto.
4766 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
4768 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
4769 alias set on MEM when saving stack pointer.
4770 * config/rs6000/rs6000.md (allocate_stack): Likewise
4772 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
4774 PR tree-optimization/37574
4775 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
4776 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
4777 instead of vector_type for constants. Take computation out of loop.
4778 (vect_get_vec_def_for_operand): Use only vectype for constant case,
4779 and use only vector_type for invariant case.
4780 (get_initial_def_for_reduction): Use vectype instead of vector_type.
4782 2008-09-25 Jakub Jelinek <jakub@redhat.com>
4785 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
4786 the decl is a VAR_DECL or FUNCTION_DECL.
4788 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4791 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4792 (mark_ref_live, mark_ref_dead): Use them.
4793 (def_conflicts_with_inputs_p): Remove.
4794 (mark_early_clobbers): New function.
4795 (process_bb_node_lives): Call preprocess_constraints and
4796 mark_early_clobbers.
4798 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
4800 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4803 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
4804 (ira_compress_allocno_live_ranges): New prototype.
4806 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
4807 (coalesced_allocnos_living_at_program_points): New.
4808 (coalesced_allocnos_live_at_points_p,
4809 set_coalesced_allocnos_live_points): New functions.
4810 (coalesce_spill_slots): Rewrite.
4812 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
4813 ira_compress_allocno_live_ranges): New functions.
4815 * ira-build.c (ira_flattening): Call
4816 ira_compress_allocno_live_ranges.
4819 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
4821 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
4824 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
4826 * combine.c (make_compound_operation): Handle the 'E' format.
4827 (count_rtxs): Likewise.
4828 (update_table_tick): Likewise.
4829 (get_last_value_validate): Likewise.
4831 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
4833 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
4835 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
4837 * matrix-reorg.c (transform_allocation_sites): Initializers
4838 added to avoid the warning.
4840 2008-09-25 Martin Jambor <mjambor@suse.cz>
4842 * cgraph.c (free_nodes): New variable.
4843 (NEXT_FREE_NODE): New macro.
4844 (cgraph_create_node): Reuse nodes from the free list. Do not
4845 update uid if doing so.
4846 (cgraph_remove_node): Add the node to the free list.
4848 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
4850 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4852 2008-09-24 Richard Henderson <rth@redhat.com>
4854 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
4855 * unwind-dw2.c (execute_stack_op): Handle it.
4857 2008-09-24 David Edelsohn <edelsohn@gnu.org>
4860 2008-09-24 Michael J. Eager <eager@eagercon.com>
4862 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
4864 * c-common.c (fname_decl): New location argument.
4865 * c-common.h (fname_decl): Same.
4866 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
4868 (c_parser_typeof_specifier): Same.
4869 (c_parser_parms_list_declarator): Same.
4870 (c_parser_asm_string_literal): Same.
4871 (c_parser_compound_statement_nostart): Same.
4872 (c_parser_label): Same.
4873 (c_parser_do_statement): Same.
4874 (c_parser_asm_statement): Same.
4875 (c_parser_unary_expression): Same.
4876 (c_parser_sizeof_expression): Same.
4877 (c_parser_postfix_expression): Same.
4878 (c_parser_pragma): Same.
4879 (c_parser_omp_clause_collapse): Same.
4880 (c_parser_omp_clause_num_threads): Same.
4881 (c_parser_omp_clause_schedule): Same.
4882 (c_parser_omp_all_clauses): Same.
4883 (c_parser_omp_sections_scope): Same.
4884 (c_parser_omp_for_loop): Same. Pass condition's location to
4885 c_objc_common_truthvalue_conversion.
4886 (c_parser_enum_specifier): Remove comment.
4888 2008-09-24 Michael J. Eager <eager@eagercon.com>
4890 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4892 * config/rs6000/rs6000.c (rs6000_override_options): Move
4893 rs6000_init_hard_regno_mode_ok after all options changed.
4894 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4895 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4896 -msimple-fpu flags. Add warning messages if single FP not configured.
4897 (rs6000_file_start): Output gnu_attribute for single-float.
4898 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4899 (rs6000_legitimize_address): Likewise.
4900 (rs6000_legitimize_reload_address): Likewise.
4901 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4902 TARGET_SINGLE_FLOAT.
4903 (function_arg_advance): Likewise.
4904 (function_arg): Likewise.
4905 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4906 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4907 TARGET_SINGLE_FLOAT.
4908 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4909 (rs6000_emit_prologue): Likewise.
4910 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4911 TARGET_SINGLE_FLOAT.
4912 (rs6000_libcall_value): Likewise.
4913 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4914 (TARGET_DOUBLE_FLOAT): New default to 1
4915 (TARGET_SIMPLE_FPU): New default to 0
4916 (TARGET_SINGLE_FPU): New default to 0
4917 (TARGET_SINGLE_FLOAT_MODE): New.
4918 (TARGET_DOUBLE_FLOAT_MODE): New.
4919 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4920 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4922 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4923 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4924 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4925 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4926 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4927 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4928 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4929 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4930 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4931 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4932 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4933 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4934 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4935 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4936 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4937 cmptf_internal1, *cmptf_internal2): Condition on
4938 TARGET_DOUBLE_FLOAT.
4939 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4940 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4941 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4942 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4943 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4944 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4945 TARGET_SINGLE_FLOAT.
4946 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4947 * config/rs6000/rs6000.opt (-msingle-float): New.
4948 (-mdouble-float): New.
4949 (-msimple-fpu): New.
4950 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4951 -msingle-float, -mdouble-float, -msimple-fpu options.
4952 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4953 _SOFT_DOUBLE for -msingle-float.
4954 * config.gcc: New config for target=powerpc-xilinx-eabi.
4956 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4958 * config/sparc/constraints.md: New file.
4959 * config/sparc/sparc.md: Include it.
4960 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
4961 (sparc_extra_constraint_check): Delete.
4962 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
4963 (memory_ok_for_ldd): New predicate.
4964 (sparc_extra_constraint_check): Delete.
4965 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
4966 (CONST_OK_FOR_LETTER_P): Likewise.
4967 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4968 (EXTRA_CONSTRAINT): Likewise.
4970 2008-08-23 Steve Ellcey <sje@cup.hp.com>
4972 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
4974 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4976 * alias.c (find_base_value): Use FIND_BASE_TERM.
4977 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
4979 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4981 * config/i386/i386.c: Include cselib.h.
4982 (ix86_pic_register_p): New function.
4983 (ix86_delegitimize_address): Use it to check for the PIC register.
4985 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4987 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
4988 * config/i386/i386.c (ix86_find_base_term): Don't check for
4989 SYMBOL_REF and LABEL_REF.
4991 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4993 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
4994 constant PLUS in a CONST.
4996 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
4998 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
4999 check for sibcall support for w64.
5001 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
5003 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
5005 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
5007 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
5008 parser_build_binary_op.
5009 * c-decl.c (build_enumerator): Pass location to build_binary_op.
5010 * c-typeck.c (build_array_ref): Same.
5011 (parser_build_unary_op): New location argument.
5012 (pointer_diff): Pass location to build_binary_op,
5013 c_objc_common_truthvalue_conversion.
5014 (build_modify_expr): Same.
5015 (build_unary_op): New location argument.
5016 (build_binary_op): New location argument.
5017 (c_objc_common_truthvalue_conversion): Pass location to
5018 c_*common_truthvalue_conversion.
5019 * c-convert.c (convert): Same.
5020 * c-common.c (binary_op_error): New location argument.
5021 (pointer_int_sum): Pass location to build_binary_op.
5022 (c_common_truthvalue_conversion): New location argument.
5023 (warn_for_sign_compare): Same.
5024 * c-common.h: Add location argument to c_common_truthvalue_conversion,
5025 binary_op_error, build_binary_op, warn_for_sign_compare.
5026 * c-parser.c (c_parser_condition): Pass location to
5027 c_*common_truthvalue_conversion.
5028 (c_parser_conditional_expression): Save condition's location and pass
5030 (c_parser_binary_expression): Same, but for the binary operator's
5032 (c_parser_omp_for_loop): Pass location to
5033 c_objc_common_truthvalue_conversion.
5035 2008-09-23 Martin Jambor <mjambor@suse.cz>
5037 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
5038 (cgraph_node_remove_callees): New temporary f. Hold the next item
5040 (cgraph_node_remove_callers): Likewise.
5042 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
5043 (ipa_node_removal_hook): Likewise.
5045 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
5046 gimple_call_copy_skip_args and moved to the gimple_call section.
5047 * gimple.c (gimple_copy_call_skip_args): Renamed to
5048 gimple_call_copy_skip_args. Changed al users.
5050 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
5052 * ira-color.c (start_allocno_priorities): Rename to
5053 setup_allocno_priorities. Use costs and
5054 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
5055 range lengths. Get rid off doubles.
5056 (ira_fast_allocations): Call start_allocno_priorities.
5058 2008-09-22 David Daney <ddaney@avtrex.com>
5061 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
5062 register if TARGET_LONG_CALLS.
5064 2008-09-22 Richard Guenther <rguenther@suse.de>
5066 PR tree-optimization/37145
5067 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
5068 value-numbering union accesses with their offset and size only.
5069 (visit_reference_op_load): Fix simplification of inserted conversions.
5070 * tree-ssa-pre.c (find_or_generate_expression): Do not
5071 recursively generate expressions if running FRE.
5073 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
5075 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
5076 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
5079 2008-09-22 Richard Guenther <rguenther@suse.de>
5081 PR tree-optimization/37145
5082 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
5083 (phi_translate_1): Constant fold references.
5085 2008-09-22 Ira Rosen <irar@il.ibm.com>
5087 PR tree-optimization/37482
5088 * tree-vectorizer.h (struct _slp_instance): Add new field.
5089 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
5090 (get_earlier_stmt): New function.
5091 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
5093 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
5094 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
5095 asserts that GSI points to the scalar statement being vectorized.
5096 Set new statement location according to GSI.
5097 (vect_schedule_slp_instance): Use GSI of
5098 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
5100 2008-09-21 Jan Hubicka <jh@suse.cz>
5102 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
5103 (ipcp_insert_stage): Update dead_nodes bitmap.
5105 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
5108 * config/i386/t-cygming (SHLIB_LC): Remove.
5109 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
5110 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
5112 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
5116 * final.c (mark_symbol_ref_as_used): New helper function.
5117 (output_operand): Instead of just looking inside MEMs for
5118 SYMBOL_REFs, use new helper function and for_each_rtx.
5119 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
5120 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
5121 Make head comment more general.
5122 * config/darwin.c (machopic_output_indirection): Handle weak
5123 references here, like in assemble_external.
5125 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
5127 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
5128 (sparc_emit_float_lib_cmp): Change return type.
5129 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
5130 (gen_compare_operator): New function.
5131 (sparc_emit_float_lib_cmp): Return the new operator to be used in
5132 the comparison sequence. Minor tweaks.
5133 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
5134 that the final operator and the result of sparc_emit_float_lib_cmp
5135 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
5136 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
5137 buneq, bunge, bunle, bltgt): Assert that the final operator and the
5138 result of sparc_emit_float_lib_cmp match for software TFmode.
5139 (movqicc, movhicc, movsicc, movdicc): Merge into...
5140 (mov<I:mode>cc): ...this.
5141 (movsfcc, movdfcc, movtfcc): Merge into...
5142 (mov<F:mode>cc): ...this.
5143 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
5145 (mov<I:mode>_cc_v9): ...this.
5146 (movdi_cc_sp64_trunc): Delete.
5147 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
5148 movdi_cc_reg_sp64): Merge into...
5149 (mov<I:mode>_cc_reg_sp64): ...this.
5150 (movsf_cc_sp64): Rename into...
5151 (movsf_cc_v9): ...this.
5152 (movdf_cc_sp64): Rename into...
5153 (movdf_cc_v9): ...this.
5154 (movtf_cc_hq_sp64): Rename into...
5155 (movtf_cc_hq_v9): ...this.
5156 (movtf_cc_sp64): Rename into...
5157 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
5159 2008-09-21 Diego Novillo <dnovillo@google.com>
5161 * doc/gccint.texi: Include generic.texi and gimple.texi.
5163 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
5164 (GIMPLE): Move to gimple.texi.
5165 (Annotations): Remove references to to stmt_ann_t and
5167 (SSA Operands): Rename from 'Statement Operands'.
5168 * doc/generic.texi: New.
5169 * doc/gimple.texi: New.
5170 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
5171 * Makefile.in (TEXI_GCCINT_FILES):
5172 * gimple.c (gimple_copy_call_skip_args): Rename from
5173 giple_copy_call_skip_args. Update all users.
5174 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
5176 2008-09-21 Ira Rosen <irar@il.ibm.com>
5178 PR tree-optimization/37539
5179 * tree-vect-transform.c (vect_transform_strided_load): Save vector
5180 statement in related statement field only for the first load of the
5181 group of loads with the same data reference.
5183 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
5185 * config/mips/mips.h (TUNE_OCTEON): New macro.
5186 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
5187 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
5188 * config/mips/octeon.md: New file.
5189 * config/mips/mips.md: Include octeon.md. Restore
5190 semi-alphabetical order of include files.
5192 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
5195 * config/i386/i386.md (*jcc_fused_1): Removed.
5196 (*jcc_fused_2): Likewise.
5197 (*jcc_fused_3): Likewise.
5198 (*jcc_fused_4): Likewise.
5200 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5202 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
5203 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
5204 * target.h (gcc_target): Add ira_cover_classes.
5205 * ira.c: Remove IRA_COVER_CLASSES guards.
5206 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
5207 instead of IRA_COVER_CLASSES.
5208 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
5209 (setup_class_translate): Likewise.
5210 (setup_reg_class_intersect_union): Likewise.
5211 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
5212 test of targetm.ira_cover_classes.
5213 * opts.c (decode_options): Use targetm.ira_cover_classes instead
5214 of IRA_COVER_CLASSES.
5215 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
5216 (TARGET_INITIALIZER): Include it.
5217 * targhooks.h (default_ira_cover_classes): Declare.
5218 * targhooks.c (default_ira_cover_classes): New function.
5220 2008-09-19 Bob Wilson <bob.wilson@acm.org>
5222 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
5224 2008-09-19 Ian Lance Taylor <iant@google.com>
5226 * varasm.c (narrowing_initializer_constant_valid_p): Return
5227 NULL_TREE if ENDTYPE is not an integer.
5229 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5232 * tree-ssa.c (execute_update_addresses_taken): Also update
5233 DECL_GIMPLE_REG_P for vector and complex types.
5235 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
5236 Jan Hubicka <jh@suse.cz>
5239 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
5240 empty before freeing them.
5241 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
5243 2008-09-18 Bob Wilson <bob.wilson@acm.org>
5245 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
5246 * config/xtensa/predicates.md (tls_symbol_operand): New.
5247 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
5248 (TARGET_CANNOT_FORCE_MEM): Define.
5249 (xtensa_tls_symbol_p): New.
5250 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
5251 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
5252 (xtensa_tls_module_base): New.
5253 (xtensa_call_tls_desc): New.
5254 (xtensa_legitimize_tls_address): New.
5255 (xtensa_legitimize_address): Handle TLS symbols.
5256 (xtensa_tls_referenced_p_1): New.
5257 (xtensa_tls_referenced_p): New.
5258 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
5260 (XTENSA_BUILTIN_THREAD_POINTER): New.
5261 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
5262 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
5263 builtin. Add declarations for __builtin_thread_pointer and
5264 __builtin_set_thread_pointer.
5265 (xtensa_fold_builtin): Recognize new builtins.
5266 (xtensa_expand_builtin): Expand new builtins.
5267 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
5268 (TARGET_THREADPTR): Define.
5269 (HAVE_AS_TLS): Define default value.
5270 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
5271 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
5272 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
5273 (UNSPECV_SET_TP): New.
5274 (sym_TPOFF, sym_DTPOFF): New.
5275 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
5276 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
5277 * configure: Regenerated.
5279 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
5282 * config/ia64/ia64.c (ia64_optimization_options): Move
5283 checking and setting flag_schedule_insns_after_reload and
5284 ia64_flag_schedule_insns2 back to ...
5285 (ia64_override_options): Here.
5287 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
5290 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
5291 zero extend count after the correction to it is done.
5292 (doloop_optimize): Update call to doloop_modify, don't zero extend
5295 2008-09-18 Martin Jambor <mjambor@suse.cz>
5297 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
5299 * ipa-prop.c: Correct comments.
5300 * ipa-prop.h: Likewise.
5302 2008-09-18 Jan Hubicka <jh@suse.cz>
5305 * ipa-reference.c (ipa_reference_local_vars_info_d,
5306 ipa_reference_global_vars_info_d,
5307 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5308 ipa_reference_vars_info_t): Move here from ipa-reference.h
5309 (node_duplication_hook_holder, node_removal_hook_holder): New.
5310 (get_reference_vars_info_from_cgraph): Rename to ...
5311 (get_reference_vars_info): ... this one, use cgraph uids.
5312 (get_local_reference_vars_info, get_global_reference_vars_info):
5313 Use cgraph instead of decl.
5314 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5316 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
5317 ipa_reference_get_written_global,
5318 ipa_reference_get_not_written_global): Use cgraph argument.
5319 (check_call): Simplify avail check.
5320 (scan_stmt_for_static_refs): Update.
5321 (propagate_bits): Update.
5322 (merge_callee_local_info): Remove.
5323 (init_function_info): Use cgraph nodes.
5324 (clean_function_local_data): Break out from ...
5325 (clean_function): ... here.
5326 (copy_local_bitmap, copy_global_bitmap): New functions.
5327 (duplicate_node_data, remove_node_data): New functions.
5328 (generate_summary): Register hooks; use visibility instead of
5330 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
5331 * ipa-reference.h (ipa_reference_local_vars_info_d,
5332 ipa_reference_global_vars_info_d,
5333 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5334 ipa_reference_vars_info_t): Move to ipa-reference.c
5335 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5337 (ipa_reference_get_read_global, ipa_reference_get_written_global,
5338 ipa_reference_get_not_read_global,
5339 ipa_reference_get_not_written_global): Update prototype.
5340 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
5341 (init_state): Remove.
5342 (node_duplication_hook_holder, node_removal_hook_holder): New.
5343 (get_function_state, set_function_state): Use VECtor.
5344 (analyze_function): Check body availability.
5345 (add_new_function): Likewise.
5346 (duplicate_node_data, remove_node_data): New.
5347 (generate_summary): Register hooks; do not care about clones.
5348 (propafate): Do not care about clones; recursive functions are
5350 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
5351 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
5352 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
5354 * tree-flow.h (function_ann_d): Remove reference_vars_info.
5355 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
5356 Update call of ipa-reference accesors.
5358 2008-09-18 Simon Baldwin <simonb@google.com>
5360 * c-opts.c (c_common_handle_option): Add handling for
5361 -Wbuiltin-macro-redefined command line option.
5362 * c.opt: Added builtin-macro-redefined option.
5363 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
5366 2008-09-18 Richard Guenther <rguenther@suse.de>
5368 PR tree-optimization/37258
5369 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
5370 and signedness for integral types.
5371 (vn_phi_eq): Require compatible types.
5373 2008-09-18 Jakub Jelinek <jakub@redhat.com>
5376 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
5377 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
5379 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
5380 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
5381 ggc_free other TREE_LIST nodes from that chain.
5382 * function.c (instantiate_decls): Instantiate also DECL_RTL
5383 of vars in cfun->local_decls, free that list afterwards.
5385 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
5387 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
5388 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
5390 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5392 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
5393 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
5395 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5397 PR tree-optimization/37102
5398 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
5399 from a node. Check to see if another PHI is dead.
5400 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
5401 remove real PHIs which have no uses.
5402 (rewrite_out_of_ssa): Call eliminate_useless_phis.
5404 2008-09-18 Richard Guenther <rguenther@suse.de>
5407 * tree-cfg.c (remove_useless_stmts_1): Remove
5408 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
5410 2008-09-18 Nick Clifton <nickc@redhat.com>
5412 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
5413 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
5414 to frv_secondary_reload_class.
5415 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5416 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
5417 (frv_secondary_reload_class): Omit unused parameter.
5418 (frv_secondary_reload): New function. Handle the case when
5419 secondary_reload_class() is called before the reload_(in|out)
5420 _optabs have been initialised.
5421 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
5423 * config/frv/frv.md: Define an exclusion set between fr550_m0
5426 2008-09-18 Richard Guenther <rguenther@suse.de>
5428 PR tree-optimization/37456
5429 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
5430 want to insert after ends a BB insert on the single fallthru
5433 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
5435 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
5436 Mention -march=z9-109, z9-ec and z10.
5438 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
5440 PR rtl-optimization/37544
5441 * regrename.c (maybe_mode_change): Exit early when copy_mode
5442 is narrower than orig_mode and narrower than new_mode.
5444 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
5447 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
5449 * sched-rgn.c (ref_counts): Remove.
5450 (insn_referenced): New static variable.
5451 (INSN_REF_COUNT): Remove.
5452 (sched_run_compute_dependencies): Use insn_referenced instead of
5454 (add_branch_dependences): Likewise. Delete dead assignment.
5456 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
5458 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
5459 consumer is an asm. Add comment why this is important.
5460 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
5461 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
5463 2008-09-17 Joseph Myers <joseph@codesourcery.com>
5465 * expr.c (emit_group_store): Do not shift before moving via a
5468 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
5470 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
5471 from aggregate to non-aggregate type if the bit pattern is not fully
5472 preserved afterwards.
5474 2008-09-17 Richard Guenther <rguenther@suse.de>
5476 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
5477 (verify_gimple_assign): ... this. Split into ...
5478 (verify_gimple_assign_unary): ... this,
5479 (verify_gimple_assign_binary): ... that,
5480 (verify_gimple_assign_single): ... and this.
5481 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
5482 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
5483 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
5484 (verify_types_in_gimple_reference): Be forgiving with
5486 (verify_gimple_phi): Deal with virtual operands.
5488 * tree.def (PREDICT_EXPR): Change to tcc_expression.
5490 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
5492 * tree.c (get_callee_fndecl): Don't call the language hook.
5493 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
5494 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
5495 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
5497 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5499 * tree.c (protected_set_expr_location): Don't unnecessarily
5500 check for error_mark_node.
5502 2008-09-17 Art Haas <ahaas@impactweather.com>
5504 * ipa-reference.c (analyze_function): Declare step only if
5505 ENABLE_CHECKING is defined.
5507 2008-09-17 Jan Hubicka <jh@suse.cz>
5510 * tree.h (DECL_INLINE): remove.
5511 (DECL_DECLARED_INLINE_P): Update docs.
5512 (DECL_NO_INLINE_WARNING_P): new.
5513 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
5514 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
5516 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5517 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5520 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
5523 2008-09-17 Jan Hubicka <jh@suse.cz>
5525 * ipa-reference.c (ipa_obstack): Remove.
5526 (local_info_obstack, global_info_obstack): New.
5527 (add_static_var): We now handle variables only.
5528 (mark_address_taken, mark_load, mark_store): New functions based on ...
5529 (check_operand): ... remove.
5530 (get_asm_stmt_operands): Rename to ...
5531 (check_asm_memory_clobber): ... this. Look only for memory clobber.
5532 (scan_stmt_for_static_refs): Rewrite.
5533 (scan_op_for_static_refs): Rename to ...
5534 (scan_initializer_for_static_refs): do not look for VAR_DECL
5535 initializers; stop recursion on types and decls.
5536 (ipa_init): Use proper obstacks.
5537 (analyze_variable): Use scan_initializer_for_static_refs.
5538 (init_function_info): Use local obstack.
5539 (analyze_function): Simplify.
5540 (add_new_function): We don't need visited_nodes obstack.
5541 (generate_summary): Use proper obstacks; cleanup after propagation.
5543 2008-09-17 Richard Guenther <rguenther@suse.de>
5546 PR tree-optimization/37491
5547 * alias.c (get_alias_set): Use the canonical type.
5548 * tree-vect-transform.c (vectorizable_store): Use the type of
5549 the lhs for the vector type. Adjust checking.
5550 (vectorizable_load): Adjust checking.
5552 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5553 Adam Nemet <anemet@caviumnetworks.com>
5555 PR rtl-optimization/37483
5556 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
5557 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
5558 Rearrange code to better match the original comment. Check
5559 t_unconditional first. Improve comment.
5561 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5564 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
5565 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
5568 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
5569 GIMPLE_TRY if cleanup sequence is empty.
5571 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
5574 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
5575 eliminate IV if the cost are the same.
5577 2008-09-16 Richard Guenther <rguenther@suse.de>
5580 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
5583 2008-09-16 Richard Guenther <rguenther@suse.de>
5585 PR tree-optimization/37508
5586 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
5588 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
5590 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
5592 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5594 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
5595 use gen_floatdidf2 directly.
5596 (floatunssidf2): Likewise.
5597 (floatsidf_ppc64_mfpgpr): Remove.
5598 (floatsidf_ppc64): Remove.
5599 (floatunssidf_ppc64): Remove.
5601 2008-09-15 Jakub Jelinek <jakub@redhat.com>
5603 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
5604 rather than update_cost_queue.
5606 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
5607 in every call starting with the second one, instead of only when
5608 alias_bitmap_obstack.elements != NULL.
5610 * tree-predcom.c (filter_suitable_components): Free all refs in
5611 act->refs vector before calling release_component.
5612 (add_ref_to_chain): Free ref if not adding it to chain->refs.
5614 * tree-data-ref.c (free_subscripts): Free all subscript objects.
5616 * tree-loop-linear.c (linear_transform_loops): Initialize
5617 lambda_obstack only after calling perfect_loop_nest_depth.
5618 Goto free_and_continue instead of just continue for later failures.
5621 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
5624 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
5626 2008-09-14 Andreas Schwab <schwab@suse.de>
5628 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
5630 2008-09-14 Jan Hubicka <jh@suse.cz>
5632 * invoke.texi (-fconserve-stack): Document.
5633 * opts.c (decode_options): Handle conserve_stack.
5634 * common.opt (fconvserve_stack): New.
5636 2008-09-14 David Edelsohn <edelsohn@gnu.org>
5638 * config.host: Add x-aix to host_xmake_file.
5639 * config/rs6000/t-aix52: Do not override LDFLAGS.
5640 * config/rs6000/x-aix: New file.
5642 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
5648 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
5649 is not recognized as a valid register usage. Allow REG_X to be used
5651 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
5652 forces a reload when using a base register.
5654 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
5656 * config/i386/cygming-crtend.c (register_frame_ctor): If
5657 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
5658 directly with atexit.
5659 (deregister_frame_ctor): Rename to ...
5660 (deregister_frame_dtor): Use to call __gcc_deregister_frame
5661 if !DEFAULT_USE_CXA_ATEXIT.
5663 2008-09-13 Jan Hubicka <jh@suse.cz>
5665 * cgraph.c: Include value-prof.h
5666 * Makefile.in (cgraph.o): Add value-prof.h dependency.
5668 2008-09-13 Jan Hubicka <jh@suse.cz>
5671 * tree-profile.c (add_abnormal_goto_call_edges): New function.
5672 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
5673 tree_gen_one_value_profiler, tree_gen_average_profiler,
5674 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
5676 2008-09-13 Jan Hubicka <jh@suse.cz>
5678 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
5679 too many bytes on misalligned blocks.
5681 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5683 * doc/cfg.texi: Fix some typos.
5684 * doc/extend.texi: Likewise.
5685 * doc/install.texi: Likewise.
5686 * doc/invoke.texi: Likewise.
5687 * doc/rtl.texi: Likewise.
5688 * doc/tree-ssa.texi: Likewise.
5690 2008-09-13 Richard Guenther <rguenther@suse.de>
5693 * tree-nested.c (finalize_nesting_tree_1): Generate valid
5694 gimple stores for memory rhs.
5696 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
5698 PR rtl-optimization/37489
5699 * cse.c (fold_rtx): Don't return const_true_rtx for float
5700 compare if FLOAT_STORE_FLAG_VALUE is undefined.
5702 2008-09-13 Jan Hubicka <jh@suse.cz>
5704 PR tree-optimization/37392
5705 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
5707 2008-09-13 Martin Jambor <mjambor@suse.cz>
5708 Jan Hubicka <jh@suse.cz>
5710 * cgraph.c (free_edges): New variable.
5711 (NEXT_FREE_EDGE): New macro.
5712 (cgraph_free_edge): New function.
5713 (cgraph_remove_edge): Call cgraph_remove_edge_1.
5714 (cgraph_node_remove_callees): Likewise.
5715 (cgraph_node_remove_callers): Likewise.
5716 (cgraph_create_edge): Reuse edges from the free list. Do not
5717 update uid if doing so.
5718 (cgraph_remove_*_hook): Add free call.
5720 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
5722 * ira-color.c (conflict_allocno_vec): Delete.
5723 (update_cost_queue_elem): New structure.
5724 (update_cost_queue): New variable.
5725 (update_cost_queue_tail): Likewise.
5726 (update_cost_queue_elems): Likewise.
5727 (allocno_update_cost_check): Delete.
5728 (initiate_cost_update): Allocate update_cost_queue_elems
5729 instead of allocno_update_cost_check.
5730 (finish_cost_update): Update the free()s accordingly.
5731 (start_update_cost): New function.
5732 (queue_update_cost): Likewise.
5733 (get_next_update_cost): Likewise.
5734 (update_copy_costs_1): Inline into...
5735 (update_copy_costs): ...here. Use a queue instead of recursive calls.
5736 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
5737 once we've established they are equal. Don't allocate update
5738 costs if there is nothing to add to them.
5739 (update_conflict_hard_regno_costs): Remove ALLOCNO and
5740 DIVISOR arguments. Use a queue instead of recursive calls;
5741 process all the allocnos in the initial queue, rather than
5743 (assign_hard_reg): Use queue_update_cost instead of
5744 conflict_allocno_vec. Queue coalesced allocnos instead
5745 of calling update_conflict_hard_regno_costs for each one.
5746 Just call update_conflict_hard_regno_costs once for the
5748 (ira_color): Remove conflict_allocno_vec handling.
5750 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5752 PR tree-optimization/37484
5753 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
5754 (save_var_name): Same.
5755 (initialize_cloog_names): Same.
5756 (initialize_cloog_names): Same.
5758 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5760 * tree-scalar-evolution.c (set_instantiated_value): Set
5763 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
5767 * ira-build.c (common_loop_tree_node_dominator): Remove.
5768 (copy_live_ranges_to_removed_store_destinations): New function.
5769 (regno_top_level_allocno_map): Move to top level from ...
5770 (ira_flattening): ... here. Use
5771 copy_live_ranges_to_removed_store_destinations.
5773 * ira-emit.c (generate_edge_moves): Fix a comment.
5775 2008-09-12 Anatoly Sokolov <aesok@post.ru>
5778 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
5779 scratch register after 'set' pattern.
5781 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5783 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
5784 information passed to mark_reg_pointer.
5785 * explow.c (force_reg): Likewise.
5787 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5789 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
5790 when building for the celledp architecture.
5792 2008-09-12 Richard Guenther <rguenther@suse.de>
5794 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
5796 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
5798 PR rtl-optimization/37424
5799 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
5800 the regnos instead of the addresses.
5802 2008-09-11 Janis Johnson <janis187@us.ibm.com>
5804 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
5806 2008-09-11 Richard Guenther <rguenther@suse.de>
5808 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
5809 entering the weaker equivalence recording.
5811 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
5813 2008-09-11 Jeff Law <law@redhat.com>
5815 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
5816 by assign_stack_local on the IRA path for stack slot sharing
5817 as well as the non-IRA path.
5819 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
5821 * config/i386/i386.h: Fix whitespace issues.
5823 2008-09-11 Martin Jambor <mjambor@suse.cz>
5825 * ipa-prop.h (struct ipa_param_flags): Removed.
5826 (struct ipa_param_descriptor): New structure.
5827 (struct ipa_node_params): ipcp_lattices, param_decls and
5828 param_flags moved to ipa_param_description.
5829 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
5830 descriptors. Renamed all users.
5831 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
5832 changed to access descriptors. Renamed all users.
5833 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
5834 to access descriptors. Renamed all users.
5835 * ipa-cp.c (ipcp_init_cloned_node): Call
5836 ipa_initialize_node_params instead of ipa_count_formal_params and
5837 ipa_create_param_decls_array.
5838 (ipcp_analyze_node): Likewise.
5839 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
5840 descriptors. Renamed all users.
5841 (ipcp_initialize_node_lattices): Remove allocation.
5842 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5843 ipa_initialize_node_params instead of ipa_count_formal_params and
5844 ipa_create_param_decls_array.
5845 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
5846 ipa_populate_param_decls, made static, added parameter info,
5847 renamed mt to node, removed allocation, changed to use
5849 (ipa_count_formal_params): Made static, added parameter info,
5851 (ipa_initialize_node_params): New function.
5852 (ipa_check_stmt_modifications): Changed to use descriptors.
5853 (ipa_detect_param_modifications): Removed allocation, changed to
5855 (ipa_note_param_call): Changed to use descriptors.
5856 (ipa_analyze_params_uses): Removed allocation.
5857 (ipa_free_node_params_substructures): Changed to use descriptors.
5858 (ipa_edge_duplication_hook): Use the unused attribute.
5859 (ipa_node_duplication_hook): Use the unused attribute, changed to
5860 use descriptors, changed to duplicate descriptors.
5862 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
5863 changed all callers. Call ipa_propagate_indirect_call_infos if doing
5864 indirect inlining. Made static.
5865 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
5866 functions called only once.
5867 (cgraph_decide_recursive_inlining): Don't call
5868 ipa_propagate_indirect_call_infos, pass new_edges to
5869 cgraph_mark_inline_edge instead.
5870 (cgraph_decide_inlining_of_small_functions): Don't call
5871 ipa_propagate_indirect_call_infos, pass new_edges to
5872 cgraph_mark_inline_edge instead.
5873 (cgraph_decide_inlining): Don't call
5874 ipa_propagate_indirect_call_infos.
5875 * ipa-prop.c: Check that vectors are allocated.
5877 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
5878 iff a new cgraph edges have been created.
5879 (cgraph_decide_inlining): New variable redo_always_inline.
5880 Flattening and always_inlining loop until callgraph stabilizes.
5881 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
5882 true iff new cgraph edges have been created.
5883 (propagate_info_to_inlined_callees): Likewise.
5884 (ipa_propagate_indirect_call_infos): Likewise.
5886 2008-09-11 Richard Guenther <rguenther@suse.de>
5888 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
5889 (set_prologue_iterations): Likewise.
5890 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5892 (vect_update_init_of_dr): Likewise.
5893 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
5895 * fold-const.c (fold_unary): Do not generate calculations
5898 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
5900 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
5901 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
5902 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
5904 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
5906 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
5907 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
5908 before finalizing the changes.
5909 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
5911 (simplify_truth_ops_using_ranges): New.
5912 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
5913 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
5914 whether a simplification was made.
5915 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
5916 use a switch statement and also call simplify_truth_ops_using_ranges.
5918 2008-09-11 Jan Hubicka <jh@suse.cz>
5920 * ggc-common.c (loc_array): Make static.
5921 * dce.c (rest_of_handle_ud_dce): Free worklist.
5923 2008-09-11 Jan Hubicka <jh@suse.cz>
5925 * cgraph.c (cgraph_release_function_body): Plug memory leak on
5926 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
5927 function so we are sure we do not dangle it forever.
5928 * function.c (outer_function_chain, find_function_data): Remove.
5929 (function_context_stack): New.
5930 (push_function_context, pop_function_context): Update.
5931 * function.h (struct function): Remove pointer outer.
5932 (outer_function_chain, find_function_data): Remove.
5933 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
5935 2008-09-11 Jan Hubicka <jh@suse.cz>
5938 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
5940 2008-09-11 Jan Hubicka <jh@suse.cz>
5942 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
5944 2008-09-11 Jan Hubicka <jh@suse.cz>
5946 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
5947 (free_var_map_entry): New function.
5948 (redirect_edge_var_map_destroy): Use it.
5950 2008-09-11 Jan Hubicka <jh@suse.cz>
5953 * tree-inline.c (add_lexical_block): Replace with ...
5954 (prepend_lexical_block): ... prepend at begginig.
5955 (remap_blocks): Use it and reverse later.
5956 (expand_call_inline): Use prepend_lexical_block.
5958 2008-09-11 Jan Hubicka <jh@suse.cz>
5960 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
5962 2008-09-11 Jan Hubicka <jh@suse.cz>
5964 * function.c (free_after_compilation): Call insn_locators_free.
5965 * cfglayout.c (insn_locators_free): New function.
5966 * rtl.h (insn_locators_free): Declare.
5968 2008-09-11 Jan Hubicka <jh@suse.cz>
5970 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
5972 (cond_move_process_if_block): Update call.
5974 2008-09-11 Jan Hubicka <jh@suse.cz>
5976 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
5977 * vec.c: Include hashtab.h
5978 (vec_descriptor, ptr_hash_entry): New structures.
5979 (vec_desc_hash, vec_ptr_map): New static variables.
5980 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
5981 register_overhead, free_overhead, vec_heap_free): New functions.
5982 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
5983 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
5984 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
5987 2008-09-11 Ira Rosen <irar@il.ibm.com>
5989 PR tree-optimization/37474
5990 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
5991 length of load permutation.
5993 2008-09-11 Andreas Schwab <schwab@suse.de>
5995 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
5997 2008-09-11 Jakub Jelinek <jakub@redhat.com>
6000 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
6001 * dse.c (find_shift_sequence): Use extract_low_bits instead of
6002 simplify_gen_subreg.
6004 2008-09-11 Ira Rosen <irar@il.ibm.com>
6006 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
6009 2008-09-10 Jakub Jelinek <jakub@redhat.com>
6012 * gimplify.c (gimplify_body): Call default_rtl_profile.
6015 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
6016 instead of tok->val.node if not expanding to something else. Handle
6017 intervening CPP_PADDING tokens.
6018 (altivec_categorize_keyword): Remove unneeded comparisons.
6020 2008-09-10 Richard Guenther <rguenther@suse.de>
6022 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
6024 2008-09-10 Richard Guenther <rguenther@suse.de>
6027 * tree-inline.c (insert_init_stmt): Make sure to not
6028 insert invalid gimple stores.
6030 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
6032 PR tree-optimization/37388
6033 * toplev.c (process_options): Fail and warn when graphite
6034 flags are used, but the compiler has not been configured
6035 with graphite libraries.
6036 * graphite.c (graphite_transform_loops): Remove printfs
6037 to dump_file for the case when graphite is not available.
6039 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
6042 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
6043 the even element into register.
6044 (ix86_expand_vector_init_general): Don't use
6045 ix86_expand_vector_init_interleave on V16QImode and V8HImode
6046 if we can't move from GPR to SSE register directly.
6048 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
6050 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
6051 not lose track of the number of NOPs needed. Number of NOPs needed
6052 for sync vs. loads workaround was switched; corrected. Run second
6053 pass for all workarounds. No NOPs needed after call insns. Change
6054 second pass to use find_next_insn_start and find_load helpers in order
6055 to properly detect parallel insns.
6056 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
6058 2008-09-10 Jan Hubicka <jh@suse.cz>
6060 * value-prof.c (gimple_ic): Fix tuplification bug.
6061 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
6064 2008-09-10 Jakub Jelinek <jakub@redhat.com>
6066 PR tree-optimization/37353
6067 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
6068 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
6069 calls instead of cond_dead_built_in_calls.
6070 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
6071 initalize the vector only before adding first entry. Use VEC_safe_push
6072 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
6073 shrink_wrap_conditional_dead_built_in_calls call.
6075 2008-09-10 Ira Rosen <irar@il.ibm.com>
6077 PR tree-optimization/37385
6078 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
6079 argument, and use it as a vector type if not NULL.
6080 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
6082 (vect_setup_realignment): Call vect_create_data_ref_ptr with
6083 additional argument.
6084 (vectorizable_load): Likewise.
6086 2008-09-10 Jakub Jelinek <jakub@redhat.com>
6088 * config/i386/i386.md (SWI32): New mode iterator.
6089 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
6092 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6094 PR rtl-optimization/37435
6095 * caller-save.c (insert_restore, insert_save): Check the mode by
6098 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6101 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
6103 (dw2_output_indirect_constant_1): Use unstripped name in symbol
6106 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
6108 * doc/invoke.texi (ARM Options): Correct errors in discussion
6109 of -mfloat-abi, -mhard-float, and -msoft-float.
6111 2008-09-09 Jakub Jelinek <jakub@redhat.com>
6112 Jan Hubicka <jh@suse.cz>
6115 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
6116 calling gimple_regimplify_operands on it. Iterate over all newly
6117 added statements, not just the last one.
6118 (insert_init_stmt): Insert stmt into seq first, then call
6119 gimple_regimplify_operands on it. Don't create new gimplification
6120 context, nor find referenced vars.
6122 2008-09-09 Jakub Jelinek <jakub@redhat.com>
6125 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
6126 to pointer to vector pointer.
6127 * ipa-prop.c (ipa_propagate_indirect_call_infos,
6128 propagate_info_to_inlined_callees): Likewise.
6129 (update_call_notes_after_inlining): Likewise. Push new indirect edge
6130 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
6131 ipa_check_create_edge_args.
6132 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
6133 argument to pointer to vector pointer.
6134 (cgraph_decide_inlining_of_small_function): Adjust
6135 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
6139 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
6140 optimizing for size, not speed.
6142 PR rtl-optimization/37408
6143 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
6144 if parm is promoted.
6146 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
6148 PR tree-optimization/37375
6149 * tree-scalar-evolution.c (scev_info_str): Add field
6151 (new_scev_info_str, eq_scev_info, find_var_scev_info,
6152 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
6153 set_instantiated_value): Pass instantiated_below.
6154 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
6156 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
6157 the definitions are not instantiated.
6159 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
6160 (block_before_loop): New.
6161 * tree-data-ref.c (dr_analyze_indices): Update uses of
6163 * graphite.c (block_before_scop): New.
6164 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
6165 basic block, not a loop for determining the parameters.
6166 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
6168 (idx_record_params, find_params_in_bb, find_scop_parameters,
6169 build_loop_iteration_domains, add_conditions_to_domain): Update calls
6170 to instantiate_scev.
6172 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
6174 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6178 * ira-build.c (ira_create_allocno): Setup frequency to 0.
6180 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
6181 Check zero freq and increase if necessary.
6183 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6185 * ira-conflicts.c (process_regs_for_copy): Check that the hard
6186 regno is in the right range. Add comments.
6188 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6190 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
6192 * mips-tfile.c (copy_object): Cast alloca result to int *.
6193 * mips-tdump.c (print_symbol): Cast xmalloc return values to
6195 Rename class to sclass.
6196 (read_tfile): Cast read_seek return values to proper types.
6197 Cast xcalloc return value to proper type.
6199 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6201 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
6202 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
6203 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
6205 2008-09-09 Jan Hubicka <jh@suse.cz>
6207 * profile.c (is_edge_inconsistent): Add debug output; ignore
6208 negative count on fake edges.
6209 (is_inconsistent): Add debug output.
6211 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6213 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
6215 (choose_ready): When first insn is chosen from the ready list, also
6218 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6220 PR rtl-optimization/37360
6221 * haifa-sched.c (max_issue): Do not assert that we never issue more
6222 insns than issue_rate. Add comment.
6224 2008-09-09 Richard Guenther <rguenther@suse.de>
6226 * tree-cfg.c (verify_types_in_gimple_op): Remove.
6227 (verify_types_in_gimple_call): Rename to ...
6228 (verify_gimple_call): ... this. Enhance.
6229 (verify_types_in_gimple_cond): Remove.
6230 (verify_gimple_comparison): New function ...
6231 (verify_types_in_gimple_assign): ... split out from here.
6232 (verify_types_in_gimple_return): Rename to ...
6233 (verify_gimple_return): ... this. Enhance.
6234 (verify_types_in_gimple_switch): Rename to ...
6235 (verify_gimple_switch): ... this. Enhance.
6236 (verify_gimple_goto): New function.
6237 (verify_types_in_gimple_phi): Rename to ...
6238 (verify_gimple_phi): ... this. Enhance.
6239 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
6240 Fold in single-statement cases from verify_types_in_gimple_seq_2.
6241 (verify_types_in_gimple_seq_2): Remove cases handled in
6242 verify_types_in_gimple_stmt.
6244 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
6246 * config/bfin/bfin.c (n_regs_to_save): New static variable.
6247 (push_multiple_operation, pop_multiple_operation): Set it.
6248 (workaround_rts_anomaly): New function.
6249 (workaround_speculation): New function, broken out of bfin_reorg.
6250 (bfin_reorg): Call the new functions.
6252 2008-09-09 Richard Guenther <rguenther@suse.de>
6256 * gimplify.c (gimplify_conversion): Change conversions of
6257 non-register type to VIEW_CONVERT_EXPRs.
6258 (gimplify_addr_expr): If we need to make the operand
6259 addressable make sure to use a properly initialized
6260 temporary for that so it gets a valid gimple store.
6262 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
6264 * function.h (struct function): Add function_start_locus.
6265 * cfgexpand.c (gimple_expand_cfg): Use it.
6266 * c-parser.c (c_parser_declaration_or_fndef): Set it.
6268 2008-09-09 Richard Guenther <rguenther@suse.de>
6270 PR tree-optimization/37433
6271 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
6274 2008-09-09 Richard Guenther <rguenther@suse.de>
6276 PR tree-optimization/37387
6277 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
6278 and bits to a common type.
6280 2008-09-09 Nick Clifton <nickc@redhat.com>
6282 * config/v850/v850.md (return): Restore frame size restriction.
6284 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
6286 * c-common.c (c_expand_decl): Remove.
6287 * c-common.h (anon_aggr_type_p): Remove prototype.
6288 (DECL_ANON_UNION_ELEMS): Remove.
6289 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
6290 * c-decl.c (anon_aggr_type_p): Remove.
6291 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
6292 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
6293 * langhooks.h (struct lang_hooks): Remove expand_decl.
6294 * langhooks.c (lhd_expand_decl): Remove.
6295 * stmt.c (expand_anon_union_decl): Remove.
6296 * tree.h (expand_anon_union_decl): Remove prototype.
6298 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
6301 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
6303 * config/avr/avr.md (QISI): Define mode iterator.
6304 (negated_tst<mode>): Redefine as split using mode macro.
6305 (reversed_tstqi): Define insn as reversed compare with zero.
6306 (reversed_tsthi): Ditto.
6307 (reversed_tstsi): Ditto.
6309 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6312 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
6313 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
6316 * predict.c (optimize_function_for_size_p): Don't segfault if
6318 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
6319 tree_swap_operands_p): Don't test cfun != NULL before calling
6320 optimize_function_for_s*_p.
6322 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
6324 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
6327 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
6329 * crx/crx.h (IRA_COVER_CLASSES): Define.
6331 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6334 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
6335 even when a stmt has been gimple_modified_p, but after fold_stmt is
6336 not any longer. Remove unneeded may_have_exposed_new_symbols
6339 2008-09-08 Richard Guenther <rguenther@suse.de>
6341 PR tree-optimization/37421
6342 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
6345 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6348 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
6350 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6353 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
6354 * pa-hpux10.h (LINK_SPEC): Likewise.
6355 * pa-hpux11.h (LINK_SPEC): Likewise.
6357 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6359 * pa32-regs.h (IRA_COVER_CLASSES): Define.
6360 * pa64-regs.h (IRA_COVER_CLASSES): Define.
6362 2008-09-07 Helge Deller <deller@gmx.de>
6364 * pa/linux-atomic.c: New file.
6365 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
6366 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
6368 2008-09-07 Richard Guenther <rguenther@suse.de>
6369 Ira Rosen <irar@il.ibm.com>
6371 PR tree-optimization/36630
6372 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
6373 Call STRIP_NOPS before calling evolution_part_in_loop_num.
6375 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
6376 Ira Rosen <irar@il.ibm.com>
6378 PR tree-optimization/35642
6379 * config/rs6000/altivec.md (mulv8hi3): Implement.
6381 2008-09-06 Jeff Law <law@redhat.com>
6383 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
6385 2008-09-06 Jan Hubicka <jh@suse.cz>
6387 PR tree-optimization/14703
6388 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
6390 * passes.c (init_optimization_passes): Recompute inline parameters.
6392 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6394 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
6397 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
6398 Peter Fuerst <post@pfrst.de>
6400 * doc/invoke.texi: Document -mr10k-cache-barrier=.
6401 * doc/extend.texi: Document __builtin_mips_cache.
6402 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
6403 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
6404 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6405 __GCC_HAVE_BUILTIN_MIPS_CACHE.
6406 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
6407 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
6408 (set_push_mips_isas): New variable.
6409 (mips_r10k_cache_barrier): New variable.
6410 (cache): New availability predicate.
6411 (mips_builtins): Add an entry for __builtin_mips_cache.
6412 (mips_build_cvpointer_type): New function.
6413 (MIPS_ATYPE_CVPOINTER): New macro.
6414 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
6416 (r10k_simplified_address_p, r10k_simplify_address)
6417 (r10k_uncached_address_p, r10k_safe_address_p)
6418 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
6419 (r10k_needs_protection_p_call, r10k_needs_protection_p)
6420 (r10k_insert_cache_barriers): New functions.
6421 (mips_reorg_process_insns): Delete cache barriers after a
6422 branch-likely instruction.
6423 (mips_reorg): Call r10k_insert_cache_barriers.
6424 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
6425 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
6426 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
6427 (mips_cache, r10k_cache_barrier): New define_insns.
6429 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6431 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6432 * ira-color.c (setup_allocno_left_conflicts_num): Use
6433 hard_reg_set_equal_p instead of a comparison with
6434 ira_zero_hard_reg_set.
6435 * ira.c (setup_reg_subclasses): Likewise.
6436 (setup_cover_and_important_classes): Likewise.
6437 (setup_class_translate): Likewise.
6438 (setup_reg_class_intersect_union): Likewise.
6439 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6440 (ira_init_once): Don't initialize them.
6442 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6444 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
6446 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6448 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
6450 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6452 Improved branch hints, safe hints, and scheduling.
6454 * haifa-sched.c (sched_emit_insn): Define.
6455 * sched-int.h (sched_emit_insn): Add prototype.
6456 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
6457 -mhint-max-distance -msafe-hints): Document.
6458 * config/spu/spu.c (spu_flag_var_tracking): New.
6459 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
6460 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
6461 TARGET_ASM_FILE_START): Define.
6462 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
6463 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
6464 (spu_emit_branch_hint): Add blocks argument.
6465 (insert_branch_hints, insert_nops): Remove.
6466 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
6467 uses_ls_unit, spu_sched_init_global, spu_sched_init,
6468 spu_sched_reorder, asm_file_start): New functions.
6469 (clock_var, spu_sched_length, pipe0_clock,
6470 pipe1_clock, prev_clock_var, prev_priority,
6471 spu_ls_first, prev_ls_clock): New static variables.
6472 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
6473 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
6474 (nopn_nv): Add a non-volatile version of nop.
6475 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
6476 -mhint-max-distance, -msafe-hints): New options.
6478 2008-09-05 Janis Johnson <janis187@us.ibm.com>
6479 Samuel Tardieu <sam@rfc1149.net>
6481 * opts.c (decode_options): Combine nested if statements.
6484 * opts.c (decode_options): Handle more relationships among
6485 unit-at-a-time, toplevel-reorder, and section-anchors.
6487 2008-09-05 David Daney <ddaney@avtrex.com>
6489 * doc/install.texi (--enable-reduced-reflection): Document new option.
6491 2008-09-05 Bob Wilson <bob.wilson@acm.org>
6493 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
6495 (constantpool_operand): New.
6496 (move_operand): Disallow sub-word modes for the constant pool.
6497 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
6498 (xtensa_secondary_reload_class): Replace with....
6499 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
6500 Set icode for sub-word reloads from the constant pool.
6501 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
6502 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
6503 * config/xtensa/xtensa.md (reload<mode>_literal): New.
6504 * config/xtensa/xtensa-protos.h: Update prototypes.
6506 2008-09-05 Joseph Myers <joseph@codesourcery.com>
6508 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
6509 (REG_CLASS_NAMES): Update.
6510 (REG_CLASS_CONTENTS): Update.
6511 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
6512 of ALL_REGS for regs 77 and 78.
6513 * function.c (instantiate_virtual_regs_in_insn): Assert that
6514 return value of simplify_gen_subreg is not NULL.
6516 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
6518 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
6519 (gen_rtvec_v): Fix coding standards.
6521 2008-09-04 Jan Hubicka <jh@suse.cz>
6523 * i386.c (decide_alg): Be more conservative about optimizing for size.
6525 2008-09-04 Ian Lance Taylor <iant@google.com>
6527 * varasm.c (narrowing_initializer_constant_valid_p): New
6529 (initializer_constant_valid_p): Call it.
6531 2008-09-04 Jeff Law <law@redhat.com>
6533 * fold-const.c (native_encode_real): Fix computation of WORDS.
6534 (native_interpret_real): Likewise.
6536 2008-09-04 Janis Johnson <janis187@us.ibm.com>
6538 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
6540 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6542 * ira-conflicts.c (process_regs_for_copy): Check insn to check
6543 that the cost is already taken into account in ira-costs.c
6545 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
6547 * ira-build.c (print_copy, print_copies, ira_debug_copy,
6548 ira_debug_copies): New.
6549 (ira_bulid): Call print_copies.
6551 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
6553 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
6556 * config/rs6000/rs6000.c (optimization_options): Remove check of
6557 flag_toplevel_order.
6559 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6561 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
6562 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
6563 second operand is a reg_imm10_operand.
6564 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
6565 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
6566 (*seq_<GPR:mode><GPR2:mode>): Rename to
6567 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
6569 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
6570 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
6572 (*sne_<GPR:mode><GPR2:mode>): Rename to
6573 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
6576 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6578 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
6579 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
6580 combining an arithmetic right shift by more than 31 and a
6581 trunction. Don't match for out-of-range shift amounts. Set
6582 attribute mode to <MODE>.
6583 (*lshr32_trunc<mode>): Name the pattern combining a logical right
6584 shift by 32 and and a truncation. Set attribute mode to <MODE>.
6585 (*<optab>_trunc<mode>_exts): New pattern for truncated right
6586 shifts by less than 32.
6587 (extv): Change predicate on first operand to accept registers.
6588 Change predicate of the other operands from immediate_operand to
6589 const_int_operand. Expand exts when source is a register.
6590 (extzv): Change predicate of the constant operands from
6591 immediate_operand to const_int_operand.
6592 (extzv<mode>): Change predicate of the constant operands from
6593 immediate_operand to const_int_operand and no constraint. Also
6595 (*extzv_trunc<mode>_exts): New pattern.
6597 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6599 * config/mips/mips.h (ISA_HAS_CINS): New macro.
6600 * config/mips/mips-protos.h (mask_low_and_shift_p,
6601 mask_low_and_shift_len): Declare.
6602 * config/mips/mips.c (mask_low_and_shift_p,
6603 mask_low_and_shift_len): New functions.
6604 (mips_print_operand): Handle new operand prefix "m".
6605 * config/mips/mips.md (*cins<mode>): New pattern.
6607 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6609 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
6610 optimizing for size.
6612 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6614 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
6615 regardless of epilogue_completed.
6617 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6620 * ira-lives.c (process_bb_node_lives): Check setjmp.
6622 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6625 * ira-build.c (form_loop_tree): Reverse BB walk.
6626 (create_bb_allocnos): Likewise.
6627 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
6628 (mark_reg_store): Rename to...
6629 (mark_ref_live): ...this and take a df_ref argument instead of
6630 note_stores arguments. Assert that we have a register.
6631 (mark_reg_clobber): Delete.
6632 (def_conflicts_with_inputs_p): New function.
6633 (mark_reg_conflicts): Delete.
6634 (mark_reg_death): Rename to...
6635 (mark_ref_dead): ...this and take a df_ref argument instead of
6636 a register. Assert that we have a register.
6637 (process_bb_node_lives): Hoist frequency calculation out of
6638 instruction walk. Convert from a forwards scan to a backwards scan.
6639 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
6640 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
6641 (create_allocno_live_ranges): Don't create regs_set.
6643 2008-09-04 Ian Lance Taylor <iant@google.com>
6645 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
6646 or REG_LABEL_TARGET.
6647 * calls.c (emit_library_call_value_1): Use MEM_P rather than
6648 comparing MODE with MEM.
6649 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
6650 comparing with GF_PREDICT_TAKEN.
6651 (gimple_get_lhs): Change code to enum gimple_code.
6652 (gimple_set_lhs): Likewise.
6653 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
6654 * omp-low.c (find_omp_clause): Change kind parameter to enum
6656 * tree-flow.h (find_omp_clause): Update declaration.
6657 * regrename.c (clear_dead_regs): Change kind parameter to enum
6659 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
6661 * see.c (see_get_extension_data): Change return type to enum
6662 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
6663 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
6664 (see_gen_normalized_extension): Change extension_code parameter to
6666 (see_seek_pre_extension_expr): Change extension_code to enum
6668 (see_merge_one_def_extension): Likewise.
6669 (see_handle_relevant_defs): Likewise.
6670 (see_handle_relevant_uses): Likewise.
6671 (see_analyze_one_def): Likewise.
6672 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
6673 GIMPLE_ASM rather than ASM_EXPR.
6674 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
6675 GIMPLE_RETURN rather than RETURN_EXPR.
6676 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
6677 (evaluate_stmt): Likewise.
6678 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
6679 to enum vect_relevant.
6680 (vect_mark_stmts_to_be_vectorized): Change assertion to not
6681 compare gimple codes with tree codes.
6683 2008-09-04 Paul Brook <paul@codesourcery.com>
6685 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
6687 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6689 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
6690 pointer check lost in the recent no-unit-at-a-time patch.
6692 2008-09-04 Jan Hubicka <jh@suse.cz>
6695 * tree-switch-conversion.c (check_final_bb): Accept only IP
6698 2008-09-04 Jan Hubicka <jh@suse.cz>
6700 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
6702 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
6703 using_ranges argument.
6704 (vrp_evaluate_conditional): Avoid bogus warning for type range.
6705 (vrp_visit_cond_stmt): Update call of
6706 vrp_evaluate_conditional_warnv_with_ops
6708 2008-09-04 Jan Hubicka <jh@suse.cz>
6710 PR tree-optimization/37345
6711 PR tree-optimization/37358
6712 PR tree-optimization/37357
6713 * tree.c (build_function_type_skip_args): Build distinct type copy;
6715 (build_function_decl_skip_args): Set type of new decl not orig decl;
6716 clear DECL_VINDEX for methods turned into functions.
6718 2008-09-04 Nick Clifton <nickc@redhat.com>
6720 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
6721 * configure: Regenerate.
6722 * config.in: Regenerate.
6723 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
6724 alignment field, if it is supported.
6726 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
6728 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
6731 2008-09-03 David Edelsohn <edelsohn@gnu.org>
6733 * config/rs6000/rs6000.c (processor_target_table): Do not
6734 enable VMX for POWER6.
6736 2008-09-03 Anton Blanchard <anton@samba.org>
6738 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
6739 emit memory barrier before operation.
6741 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
6744 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
6745 default_elf_asm_output_external.
6747 2008-09-03 Jeff Law <law@redhat.com>
6749 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
6751 2008-09-03 Richard Henderson <rth@redhat.com>
6753 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
6754 memory barrier to below the test-and-set.
6755 (alpha_split_lock_test_and_set_12): Likewise.
6757 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6761 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
6764 * ira-color.c (print_loop_title): Use all_allocnos.
6765 (color_pass): Ditto. Don't add border_allocnos. Check that
6766 subloop allocno in the correspdoning bitmap all_allocnos.
6768 * ira-emit.c (change_loop): Use all_allocnos.
6770 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
6771 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
6772 (create_cap_allocno): Remove setting mentioned_allocnos.
6773 (create_insn_allocnos): Ditto.
6774 (remove_unnecessary_allocnos): Use all_allocnos.
6775 (check_allocno_creation): Check that allocnos are in the
6776 corresponding bitmap all_allocnos.
6778 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6782 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
6783 (process_regs_for_copy): Process subregs. Refine check when cost
6784 is taken into account in ira-costs.c.
6785 (process_reg_shuffles): Use REG_SUBREG_P.
6786 (add_insn_allocno_copies): Ditto. Ignore modes.
6788 * ira-color.c (conflict_allocno_vec): New.
6789 (COST_HOP_DIVISOR): New macro.
6790 (update_copy_costs_1): Use it.
6791 (update_conflict_hard_regno_costs): New function.
6792 (assign_hard_reg): Use it.
6793 (ira_color): Allocate and free conflict_allocno_vec.
6795 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6799 * ira-int.h (ira_sort_insn_chain): Remove.
6801 * ira.c (basic_block_order_nums, chain_insn_order,
6802 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
6803 (ira): Don't call ira_sort_insn_chain.
6805 * reload1.c (reload): Don't call ira_sort_insn_chain.
6807 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6810 * cgraphunit.c (update_call_expr): Remove eh regions from statements
6811 which become non throw.
6812 (cgraph_function_versioning): Also clear DECL_WEAK. Call
6813 update_call_expr after updating the flags on the decl.
6815 2008-09-03 Jan Hubicka <jh@suse.cz>
6817 PR tree-optimization/37315
6818 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
6819 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
6820 (cgraph_analyze_functions): Use node->analyzed
6821 (cgraph_mark_functions_to_output): Likewise.
6822 (cgraph_expand_function): All functions can be released after
6824 (cgraph_optimize): Use gimple_has_body_p.
6825 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
6826 (cgraph_decide_inlining_incrementally): Likewise.
6827 (inline_transform): Inline transform.
6828 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
6830 (inlinable_function_p): Drop gimple_body check.
6831 (expand_call_inline): Use gimple_has_body_p.
6832 * gimple.c (gimple_has_body_p): New.
6833 * gimple.h (gimple_has_body_p): Add prototype.
6834 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
6835 (dump_function_to_file): Use gimple_has_body_p check.
6837 2008-09-03 Jakub Jelinek <jakub@redhat.com>
6840 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
6842 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
6844 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6846 From Michael Frysinger <michael.frysinger@analog.com>
6847 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
6848 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
6851 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
6854 * doc/extend.texi: Document picoChip builtin functions.
6855 * doc/invoke.texi: Document picoChip options.
6856 * doc/contrib.texi: Add picoChip contribution.
6857 * doc/md.texi: Document picoChip constraints.
6858 * config.gcc: Add picochip-*-*.
6859 * config/picochip/: Add new port.
6861 2008-09-03 Richard Guenther <rguenther@suse.de>
6863 PR tree-optimization/37328
6864 * tree-sra.c (sra_build_assignment): Gimplify properly.
6865 (generate_copy_inout): Take the correct stmt as definition,
6866 remove bogus assert.
6868 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6870 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
6873 From Michael Frysinger <michael.frysinger@analog.com>
6874 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
6876 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
6878 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
6879 (__gthread_setspecific): Revert 2008-08-31 change to
6880 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
6882 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
6884 * diagnostic.c (error_at): New.
6885 * toplev.h (error_at): New prototype.
6886 * c-typeck.c (build_array_ref): Call error_at instead of error.
6887 Pass location to pedwarn.
6889 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
6891 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
6893 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6895 * dwarf2out.c (tree_add_const_value_attribute): Only handle
6896 VAR_DECL and CONST_DECL.
6898 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6899 Jakub Jelinek <jakub@redhat.com>
6901 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
6902 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
6903 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
6904 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
6905 Don't set ix86_save_varrargs_registers.
6906 (ix86_setup_incoming_varargs): Assume cum != NULL.
6907 (ix86_va_start): Check ix86_varargs_gpr_size and
6908 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
6909 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
6910 from frame pointer if ix86_varargs_gpr_size == 0.
6911 (ix86_compute_frame_layout): Updated.
6912 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
6913 (ix86_varargs_gpr_size): Define.
6914 (ix86_varargs_fpr_size): Likewise.
6915 (machine_function): Remove save_varrargs_registers.
6916 Add varargs_gpr_size and varargs_fpr_size.
6918 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6920 * config/alpha/alpha.c (va_list_skip_additions,
6921 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
6922 (alpha_gimplify_va_arg): Call unshare_expr on second use of
6925 PR tree-optimization/36766
6926 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
6927 for already removed basic blocks.
6930 * real.c (real_maxval): Clear a lower bit to make real_maxval
6931 match get_max_float for IBM long double format.
6933 2008-09-02 Andreas Schwab <schwab@suse.de>
6935 * configure.ac: Use m4_quote to quote the expansion of m4_do.
6936 * configure: Regenerate.
6938 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
6940 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
6941 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
6942 checking for a non-VOID CONSTANT_P.
6944 2008-09-02 Jan Hubicka <jh@suse.cz>
6946 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
6947 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
6950 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6952 * expr.c (emit_group_store): Don't assert stack temp mode size.
6954 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
6955 Tobias Grosser <grosser@fim.uni-passau.de>
6956 Jan Sjodin <jan.sjodin@amd.com>
6957 Harsha Jagasia <harsha.jagasia@amd.com>
6958 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6959 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6960 Adrien Eliche <aeliche@isty.uvsq.fr>
6962 Merge from graphite branch.
6965 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
6966 * doc/invoke.texi (-floop-block, -floop-interchange,
6967 -floop-strip-mine): Document new flags.
6968 * tree-into-ssa.c (gimple_vec): Moved...
6969 * tree-loop-distribution.c (rdg_component): Moved...
6970 * cfgloopmanip.c: Include tree-flow.h.
6971 (update_dominators_in_loop): New.
6972 (create_empty_if_region_on_edge): New.
6973 (create_empty_loop_on_edge): New.
6974 (loopify): Use update_dominators_in_loop.
6975 * tree-pass.h (pass_graphite_transforms): Declared.
6976 * configure: Regenerate.
6977 * tree-phinodes.c (make_phi_node): Export.
6978 (add_phi_node_to_bb): New, split from create_phi_node.
6979 * tree-chrec.c (for_each_scev_op): New.
6980 * tree-chrec.h (for_each_scev_op): Declared.
6981 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
6982 (remove_statement): Call get_phi_with_result.
6983 * config.in (HAVE_cloog): Undef.
6984 * gdbinit.in (pgg): New.
6985 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6986 * tree-ssa-loop.c (graphite_transforms): New.
6987 (gate_graphite_transforms): New.
6988 (pass_graphite_transforms): New.
6989 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
6990 HAVE_cloog): Defined.
6991 * tree-vectorizer.c (rename_variables_in_bb): Export.
6992 * tree-data-ref.c (dr_may_alias_p): Export.
6993 (stmt_simple_memref_p): New.
6994 (find_data_references_in_stmt): Export.
6995 (find_data_references_in_loop): Export.
6996 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
6997 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
6998 (create_rdg_vertices): Export.
6999 (build_empty_rdg): New.
7000 (build_rdg): Call build_empty_rdg. Free dependence_relations.
7001 * tree-data-ref.h (rdg_component): ... here.
7003 (struct data_reference): Add a field scop.
7005 (find_data_references_in_loop): Declared.
7006 (find_data_references_in_stmt): Declared.
7007 (create_rdg_vertices): Declared.
7008 (dr_may_alias_p): Declared.
7009 (stmt_simple_memref_p): Declared.
7010 (struct rdg_edge): Add a field ddr_p relation.
7011 (build_empty_rdg): Declared.
7012 * lambda.h (lambda_matrix): Declare a VEC of.
7013 (find_induction_var_from_exit_cond): Declared.
7014 (lambda_vector_compare): New.
7015 * common.opt (fgraphite, floop-strip-mine,
7016 floop-interchange, floop-block): New flags.
7017 * lambda-code.c (find_induction_var_from_exit_cond): Export.
7018 * cfgloop.c (is_loop_exit): New.
7019 * cfgloop.h (is_loop_exit): Declared.
7020 (create_empty_if_region_on_edge): Declared.
7021 (create_empty_loop_on_edge): Declared.
7022 * tree-flow.h (add_phi_node_to_bb): Declared.
7023 (make_phi_node): Declared.
7024 (rename_variables_in_bb): Declared.
7025 (perfect_loop_nest_depth): Declared.
7026 (graphite_transform_loops): Declared.
7027 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
7028 (graphite.o-warn): Add -Wno-error.
7029 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
7030 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
7031 (INCLUDES): Add PPLINC, CLOOGINC.
7032 (OBJS-common): Add graphite.o.
7033 (graphite.o): Add rule.
7034 * gimple.h (gimple_vec): ... here.
7035 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
7036 * passes.c (init_optimization_passes): Schedule
7037 pass_graphite_transforms.
7039 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
7042 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
7043 and -fno-toplevel-reorder after handle_options.
7045 2008-09-02 Paul Brook <paul@codesourcery.com>
7047 * config/arm/arm.c (arm_tune_cortex_a9): Define.
7048 (arm_override_options): Set arm_tune_cortex_a9.
7049 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
7050 (arm_issue_rate): Handle cortexa9.
7051 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
7052 * config/arm/arm-cores.def: Add cortex-a9.
7053 * config/arm/arm-tune.md: Regenerate.
7054 * config/arm/arm.md: Include cortex-a9.md.
7055 (generic_sched, generic_vfp): Add cortexa9.
7056 * config/arm/cortex-a9.md: New file.
7058 2008-09-02 Richard Guenther <rguenther@suse.de>
7060 PR tree-optimization/37327
7061 * tree-vrp.c (register_new_assert_for): Make sure to not have
7062 TREE_OVERFLOW set on the bound.
7064 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
7066 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
7068 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
7069 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
7072 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
7074 * gcc/config/spu/spu.md (divdf3): Removed.
7076 2008-09-02 Jakub Jelinek <jakub@redhat.com>
7078 PR tree-optimization/37095
7079 * cgraph.c (cgraph_node): When creating new cgraph node after
7080 assembler_name_hash has been populated, record it in the hash
7083 2008-09-01 Paul Brook <paul@codesourcery.com>
7085 * doc/invoke.texi: Document -mword-relocations.
7086 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7087 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7088 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7089 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
7090 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
7091 (arm_emit_movpair): New function.
7092 (arm_print_operand <c>): Handle sybolic addresses.
7093 * config/arm/arm.h (TARGET_USE_MOVT): Define.
7094 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7095 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
7096 * config/arm/arm.opt: Add -mword-relocations.
7097 * config/arm/arm.md (movsi): Use arm_emit_movpair.
7098 (arm_movt, arm_movw): New.
7100 2008-09-01 Paul Brook <paul@codesourcery.com>
7102 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
7103 Allow Interworking on ARMv4 EABI based targets.
7104 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
7105 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
7107 2008-09-01 Paul Brook <paul@codesourcery.com>
7109 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
7110 optimized LT0 test. Remove optimization for GT.
7112 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7114 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
7115 openmp applications.
7116 * pa-hpux11.h (LIB_SPEC): Likewise.
7118 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
7121 2008-09-01 Jan Hubicka <jh@suse.cz>
7123 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
7124 present, use only counts; when guessed use only frequencies.
7125 (estimate_bb_frequencies): Use function_frequency.
7126 * profile.c (compute_branch_probabilities): Exit early when
7127 profile reading failed. Set profile_status.
7128 (branch_prob): Do not set profile_status.
7130 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
7132 * tree.c (protected_set_expr_location): New.
7133 * tree.h (protected_set_expr_location): New prototype.
7134 * c-tree.h (build_array_ref): Add argument.
7135 (parser_build_unary_op): Same.
7136 * c-typeck.c (build_indirect_ref): Handle new location argument.
7137 (build_array_ref): Same.
7138 (parser_build_unary_op): Same.
7139 * gimplify.c (gimplify_asm_expr): Set input_location before calling
7141 * c-omp.c (c_finish_omp_atomic): Pass location when calling
7143 * c-common.c (finish_label_address_expr): Handle new location argument.
7144 * c-common.h (build_indirect_ref): Add argument.
7145 (finish_label_address_expr): Same.
7146 * c-parser.c (c_parser_unary_expression): Pass location to build
7148 (c_parser_postfix_expression): Same.
7150 2008-09-01 Paul Brook <paul@codesourcery.com>
7152 * config/arm/arm.md: Include cortex-r4f.md.
7153 (attr fpu): Update type list.
7154 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
7155 fconstd, fcmps and fcmpd.
7156 (attr tune_cortexr4): Define.
7157 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
7158 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
7159 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
7160 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
7161 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
7162 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
7163 cortex_a8_vfp_farith: Ditto.
7164 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
7165 * config/arm/cortex-r4.md: Use tune_cortexr4.
7166 * config/arm/cortex-r4f.md: New file.
7168 2008-09-01 Richard Guenther <rguenther@suse.de>
7170 PR tree-optimization/37305
7171 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
7172 the result of constant conversions.
7173 (fold_gimple_assign): Likewise.
7175 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7177 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
7178 #ifdef ENABLE_CHECKING.
7180 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7182 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
7183 * sched-int.h (print_insn, print_pattern, print_value): Declare also
7184 when !INSN_SCHEDULING.
7186 2008-09-01 Andreas Schwab <schwab@suse.de>
7188 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
7190 2008-09-01 Paul Brook <paul@codesourcery.com>
7192 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
7194 2008-09-01 Jan Hubicka <jh@suse.cz>
7196 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
7198 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
7200 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
7201 * gimplify.c (gimplify_init_constructor): Add speed operand.
7202 * tree-sra.c (decide_block_copy): Likewise.
7203 * tree-inline.c (estimate_move_cost): Likewise.
7204 * config/alpha/alpha.h (MOVE_RATIO): Update.
7205 * config/frv/frv.c (MOVE_RATIO): Update.
7206 * config/spu/spu.h (MOVE_RATIO): Update.
7207 * config/sparc/sparc.h (MOVE_RATIO): Update.
7208 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
7209 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
7210 * config/cris/cris.h (MOVE_RATIO): Update.
7211 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
7212 * config/arm/arm.h (MOVE_RATIO): Update.
7213 * config/pa/pa.md: Update uses of MOVE_RATIO
7214 * config/pa/pa.h (MOVE_RATIO): Update.
7215 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
7216 CLEAR_RATIO, SET_RATIO): Update.
7217 * config/h8300/h8300.h (MOVE_RATIO): Update.
7218 * config/v850/v850.h (MOVE_RATIO): Update.
7219 * config/bfin/bfin.h (MOVE_RATIO): Update.
7221 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
7222 Dmitry Melnik <dm@ispras.ru>
7223 Dmitry Zhurikhin <zhur@ispras.ru>
7224 Alexander Monakov <amonakov@ispras.ru>
7225 Maxim Kuvyrkov <maxim@codesourcery.com>
7227 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
7228 sel-sched-dump.c, sel-sched-ir.c: New files.
7229 * Makefile.in (OBJS-common): Add selective scheduling object files.
7230 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
7231 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
7232 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
7233 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
7234 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
7235 (make_forwarder_block): Update loop latch if we have redirected
7236 the loop latch edge.
7237 * cfgloop.c (get_loop_body_in_custom_order): New function.
7238 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
7239 (CP_FALLTHRU_PREHEADERS): Likewise.
7240 (get_loop_body_in_custom_order): Declare.
7241 * cfgloopmanip.c (has_preds_from_loop): New.
7242 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
7243 Assert that the preheader edge will be fall thru when it is set.
7244 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
7245 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
7246 fsel-sched-substitution, fselective-scheduling): New flags.
7247 * cse.c (hash_rtx_cb): New.
7249 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
7250 sel_sched_insn_cnt): New counters.
7251 * final.c (compute_alignments): Export. Free dominance
7252 info after loop_optimizer_finalize.
7253 * genattr.c (main): Output maximal_insn_latency prototype.
7254 * genautomata.c (output_default_latencies): New.
7255 Factor its code from ...
7256 (output_internal_insn_latency_func): ... here.
7257 (output_internal_maximal_insn_latency_func): New.
7258 (output_maximal_insn_latency_func): New.
7259 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
7260 (struct hard_reg_set_iterator): New.
7261 (hard_reg_set_iter_init, hard_reg_set_iter_set,
7262 hard_reg_set_iter_next): New functions.
7263 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
7264 * lists.c (remove_free_INSN_LIST_node,
7265 remove_free_EXPR_LIST_node): New functions.
7266 * loop-init.c (loop_optimizer_init): When
7267 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
7268 calling create_preheaders.
7269 (loop_optimizer_finalize): Do not verify flow info after reload.
7270 * recog.c (validate_replace_rtx_1): New parameter simplify.
7271 Default it to true. Update all uses. Factor out simplifying
7273 (simplify_while_replacing): ... this new function.
7274 (validate_replace_rtx_part,
7275 validate_replace_rtx_part_nosimplify): New.
7276 * recog.h (validate_replace_rtx_part,
7277 validate_replace_rtx_part_nosimplify): Declare.
7278 * rtl.c (rtx_equal_p_cb): New.
7279 (rtx_equal_p): Use it.
7280 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
7281 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
7282 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
7283 * vecprim.h: Add a vector type for unsigned int.
7284 * haifa-sched.c: Include vecprim.h and cfgloop.h.
7285 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
7286 ready_try, cycle_issued_insns, spec_info): Make global.
7287 (readyp): Initialize.
7288 (dfa_lookahead): New global variable.
7289 (old_max_uid, old_last_basic_block): Remove.
7290 (h_i_d): Make it a vector.
7291 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
7293 (after_recovery, adding_bb_to_current_region_p):
7294 New variables to handle correct insertion of the recovery code.
7295 (struct ready_list): Move declaration to sched-int.h.
7296 (rgn_n_insns): Removed.
7297 (rtx_vec_t): Move to sched-int.h.
7298 (find_insn_reg_weight): Remove.
7299 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
7300 (haifa_init_h_i_d, haifa_finish_h_i_d):
7301 New functions to initialize / finalize haifa instruction data.
7302 (extend_h_i_d, init_h_i_d): Rewrite.
7303 (unlink_other_notes): Move logic to add_to_note_list. Handle
7304 selective scheduler.
7305 (ready_lastpos, ready_element, ready_sort, reemit_notes,
7306 find_fallthru_edge): Make global, remove static prototypes.
7307 (max_issue): Make global. Add privileged_n and state parameters. Use
7309 (extend_global, extend_all): Removed.
7310 (init_before_recovery): Add new param. Fix the handling of the case
7311 when we insert a recovery code before the EXIT which has a predecessor
7312 with a fallthrough edge to it.
7313 (create_recovery_block): Make global. Rename to
7314 sched_create_recovery_block. Update.
7315 (change_pattern): Rename to sched_change_pattern. Make global.
7316 (speculate_insn): Rename to sched_speculate_insn. Make global.
7317 Split haifa-specific functionality into ...
7318 (haifa_change_pattern): New static function.
7319 (sched_extend_bb): New static function.
7320 (sched_init_bbs): New function.
7321 (current_sched_info): Change type to struct haifa_sched_info.
7322 (insn_cost): Adjust for selective scheduling.
7323 (dep_cost_1): New function. Move logic from ...
7324 (dep_cost): ... here.
7325 (dep_cost): Use dep_cost_1.
7326 (contributes_to_priority_p): Use sched_deps_info instead of
7328 (priority): Adjust to work with selective scheduling. Process the
7329 corner case when all dependencies don't contribute to priority.
7330 (rank_for_schedule): Use ds_weak instead of dep_weak.
7331 (advance_state): New function. Move logic from ...
7332 (advance_one_cycle): ... here.
7333 (add_to_note_list, concat_note_lists): New functions.
7334 (rm_other_notes): Make static. Adjust for selective scheduling.
7335 (remove_notes, restore_other_notes): New functions.
7336 (move_insn): Add two arguments. Update assert. Don't call
7338 (choose_ready): Remove lookahead variable, use dfa_lookahead.
7339 Remove more_issue, max_points. Move the code to initialize
7340 max_lookahead_tries to max_issue.
7341 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
7342 ready. Adjust use of move_insn. Call restore_other_notes.
7344 (sched_init, sched_finish): Move Haifa-specific initialization/
7346 (haifa_sched_init, haifa_sched_finish): ... respectively.
7348 (setup_sched_dump): New function.
7349 (haifa_init_only_bb): New static function.
7350 (haifa_speculate_insn): New static function.
7351 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
7352 (extend_ready, extend_all): Remove.
7353 (sched_extend_ready_list, sched_finish_ready_list): New functions.
7354 (create_check_block_twin, add_to_speculative_block): Use
7355 haifa_insns_init instead of extend_global. Update to use new
7356 initialization functions. Change parameter. Factor out code from
7357 create_check_block_twin to ...
7358 (sched_create_recovery_edges) ... this new function.
7359 (add_block): Remove.
7360 (sched_scan_info): New.
7361 (extend_bb): Use sched_scan_info.
7362 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
7363 static functions for walking through scheduling region.
7364 (sched_luids): New vector variable to replace uid_to_luid.
7365 (luids_extend_insn): New function.
7366 (sched_max_luid): New variable.
7367 (luids_init_insn): New function.
7368 (sched_init_luids, sched_finish_luids): New functions.
7369 (insn_luid): New debug function.
7370 (sched_extend_target): New function.
7371 (haifa_init_insn): New static function.
7372 (sched_init_only_bb): New hook.
7373 (sched_split_block): New hook.
7374 (sched_split_block_1): New function.
7375 (sched_create_empty_bb): New hook.
7376 (sched_create_empty_bb_1): New function.
7377 (common_sched_info, ready): New global variables.
7378 (current_sched_info_var): Remove.
7379 (move_block_after_check): Use common_sched_info.
7380 (haifa_luid_for_non_insn): New static function.
7381 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
7382 (increase_insn_priority): New.
7383 * modulo-sched.c (issue_rate): Remove static declaration.
7384 (sms_sched_info): Change type to haifa_sched_info.
7385 (sms_sched_deps_info, sms_common_sched_info): New variables.
7386 (setup_sched_infos): New.
7387 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
7388 Do not call regstat_free_calls_crossed.
7389 (sms_print_insn): Use const_rtx.
7390 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
7391 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
7392 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
7393 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
7394 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
7395 current_sched_info to use it.
7396 (enum reg_pending_barrier_mode): Move to sched-int.h.
7397 (h_d_i_d): New variable. Initialize to NULL.
7398 ({true, output, anti, spec, forward}_dependency_cache): Initialize
7400 (estimate_dep_weak): Remove static declaration.
7401 (sched_has_condition_p): New function. Adjust users of
7402 sched_get_condition to use it instead.
7403 (conditions_mutex_p): Add arguments indicating which conditions are
7405 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
7406 argument to indicate whether returned condition is reversed. Do not
7407 generate new rtx when condition should be reversed; indicate it by
7408 setting new argument instead.
7409 (add_dependence_list_and_free): Add deps parameter.
7410 Update all users. Do not free dependence list when
7411 deps context is readonly.
7412 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
7414 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
7415 (remove_from_deps): New. Use the above functions.
7416 (cur_insn, can_start_lhs_rhs_p): New static variables.
7417 (add_or_update_back_dep_1): Initialize present_dep_type.
7418 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
7419 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
7420 haifa_note_dep): New functions implementing dependence hooks for
7421 the Haifa scheduler.
7422 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
7423 note_dep): New functions.
7424 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
7426 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
7427 (free_deps): Initialize deps->reg_last.
7428 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
7429 sched_analyze_insn): Update to use dependency hooks infrastructure
7430 and readonly contexts.
7431 (deps_analyze_insn): New function. Move part of logic from ...
7432 (sched_analyze): ... here. Also move some logic to ...
7433 (deps_start_bb): ... here. New function.
7434 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
7436 (sched_deps_init): New function. Move code from ...
7437 (init_dependency_caches): ... here. Remove.
7438 (init_deps_data_vector): New.
7439 (sched_deps_finish): New function. Move code from ...
7440 (free_dependency_caches): ... here. Remove.
7441 (init_deps_global, finish_deps_global): Adjust for use with
7442 selective scheduling.
7443 (get_dep_weak): Move logic to ...
7444 (get_dep_weak_1): New function.
7445 (ds_merge): Move logic to ...
7446 (ds_merge_1): New static function.
7447 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
7448 (ds_get_max_dep_weak): New function.
7449 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
7450 (n_insns): Rename to rgn_n_insns.
7451 (debug_ebb_dependencies): New function.
7452 (init_ready_list): Use it.
7453 (begin_schedule_ready): Use sched_init_only_bb.
7454 (ebb_print_insn): Indicate when an insn starts a new cycle.
7455 (contributes_to_priority, compute_jump_reg_dependencies,
7456 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
7457 (add_block1): Remove to ebb_add_block.
7458 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
7459 (schedule_ebb): Initialize them. Use remove_notes instead of
7460 rm_other_notes. Use haifa_local_init/finish.
7461 (schedule_ebbs): Use haifa_sched_init/finish.
7462 * sched-int.h: Include vecprim.h, remove rtl.h.
7463 (struct ready_list): Delete declaration.
7464 (sched_verbose_param, enum sched_pass_id_t,
7465 bb_vec_t, insn_vec_t, rtx_vec_t): New.
7466 (struct sched_scan_info_def): New structure.
7467 (sched_scan_info, sched_scan, sched_init_bbs,
7468 sched_init_luids, sched_finish_luids, sched_extend_target,
7469 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
7470 (struct common_sched_info_def): New.
7471 (common_sched_info, haifa_common_sched_info,
7472 sched_emulate_haifa_p): Declare.
7474 (sched_luids): Declare.
7475 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
7476 (sched_max_luid, insn_luid): Declare.
7477 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
7478 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
7479 print_insn, print_pattern, print_value, haifa_classify_insn,
7480 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
7481 setup_sched_dump, sched_init, sched_finish,
7482 sel_insn_is_speculation_check): Export.
7483 (struct ready_list): Move from haifa-sched.c.
7484 (ready_try, ready, max_issue): Export.
7485 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
7486 sched_init_only_bb, sched_split_block, sched_split_block_1,
7487 sched_create_empty_bb, sched_create_empty_bb_1,
7488 sched_create_recovery_block, sched_create_recovery_edges): Export.
7489 (enum reg_pending_barrier_mode): Export.
7490 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
7492 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
7493 print_insn field. Move add_block and fix_recovery_cfg to
7494 common_sched_info_def. Move compute_jump_reg_dependencies,
7496 (struct sched_deps_info_def): ... this new structure.
7497 (sched_deps_info): Declare.
7498 (struct spec_info_def): Remove weakness_cutoff, add
7499 data_weakness_cutoff and control_weakness_cutoff.
7500 (spec_info): Declare.
7501 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
7503 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
7504 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
7505 (current_sched_info): Change type to struct haifa_sched_info.
7506 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
7507 (h_d_i_d): New variable.
7508 (HDID): New accessor macro.
7509 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
7510 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
7512 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
7513 (enum SCHED_FLAGS): Update for selective scheduler.
7514 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
7515 (init_dependency_caches, free_dependency_caches): Delete declarations.
7516 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
7517 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
7518 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
7519 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
7520 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
7522 (rm_other_notes): Delete declaration.
7523 (schedule_block): Remove one argument.
7524 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
7525 ready_element, ready_lastpos, sched_extend_ready_list,
7526 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
7527 concat_note_lists): Export.
7528 (struct region): Move from sched-rgn.h.
7529 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7530 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7531 BLOCK_TO_BB, CONTAINING_RGN): Export.
7532 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
7533 (current_nr_blocks, current_blocks, target_bb): Likewise.
7534 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
7535 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
7536 sched_rgn_local_init, extend_regions,
7537 rgn_make_new_region_out_of_new_block, compute_priorities,
7538 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
7539 extend_rgns, deps_join rgn_setup_common_sched_info,
7540 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
7541 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
7542 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
7543 increase_insn_priority): Likewise.
7544 * sched-rgn.c: Include sel-sched.h.
7545 (ref_counts): New static variable. Use it ...
7546 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
7547 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
7548 (sched_is_disabled_for_current_region_p): Delete static declaration.
7549 (struct region): Move to sched-int.h.
7550 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7551 ebb_head): Define and initialize.
7552 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7553 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
7554 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
7556 (find_single_block_region): Add new argument to indicate that EBB
7557 regions should be constructed.
7558 (debug_live): Delete declaration.
7559 (current_nr_blocks, current_blocks, target_bb):
7560 Remove static qualifiers.
7561 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
7563 (init_regions): Delete declaration.
7564 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
7565 rgn_estimate_number_of_insns): New.
7566 (too_large): Use estimate_number_of_insns.
7567 (haifa_find_rgns): New. Move the code from ...
7568 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
7569 (free_trg_info): New.
7570 (compute_trg_info): Allocate candidate tables here instead of ...
7571 (init_ready_list): ... here.
7572 (rgn_print_insn): Use const_rtx.
7573 (contributes_to_priority, extend_regions): Delete static declaration.
7574 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
7575 (add_block1): Rename to rgn_add_block.
7576 (debug_rgn_dependencies): Delete static qualifier.
7577 (new_ready): Use sched_deps_info. Simplify.
7578 (rgn_common_sched_info, rgn_const_sched_deps_info,
7579 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
7581 (region_sched_info): Rename to rgn_const_sched_info.
7582 (deps_join): New, extracted from ...
7583 (propagate_deps): ... here.
7584 (compute_block_dependences, debug_dependencies): Update for selective
7586 (free_rgn_deps, compute_priorities): New functions.
7587 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
7588 sched_rgn_compute_dependencies): New functions.
7589 (schedule_region): Use them.
7590 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
7591 rgn_setup_common_sched_info, rgn_setup_sched_infos):
7593 (schedule_insns): Call new functions that were split out.
7594 (rgn_make_new_region_out_of_new_block): New.
7595 (get_rgn_sched_max_insns_priority): New.
7596 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
7597 scheduling when appropriate.
7598 * sched-vis.c: Include insn-attr.h.
7599 (print_value, print_pattern): Make global.
7600 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
7601 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
7602 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
7603 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
7604 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
7605 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
7606 hooks. Initialize them to 0.
7607 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
7608 * target.h (struct gcc_target): Add them. Rename gen_check field to
7610 * flags.h (sel_sched_switch_set): Declare.
7611 * opts.c (sel_sched_switch_set): New variable.
7612 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
7613 pipelining is disabled from command line.
7614 (common_handle_option): Record whether selective scheduling is
7615 requested from command line.
7616 * doc/invoke.texi: Document new flags and parameters.
7617 * doc/tm.texi: Document new target hooks.
7618 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
7620 (dfa_state_size): Do not declare locally.
7621 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
7622 * config/rs6000/rs6000.c (rs6000_init_sched_context,
7623 rs6000_alloc_sched_context, rs6000_set_sched_context,
7624 rs6000_free_sched_context): New functions.
7625 (struct _rs6000_sched_context): New.
7626 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
7628 (rs6000_sched_finish): Do not run for selective scheduling.
7630 2008-08-31 Jan Hubicka <jh@suse.cz>
7632 * frv.c (frv_rtx_costs): Update forward declaration.
7633 * spu.c (spu_rtx_costs): Likewise.
7634 * pdp11.c: Include df.h
7635 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
7636 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
7637 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
7638 * iq2000.c (iq2000_address_cost): Add speed argument.
7639 (iq2000_rtx_costs): Likewise.
7640 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
7641 update call of mn10300_address_cost.
7642 * mcore.c: Include df.h
7643 (mcore_rtx_costs): Update prototype.
7644 * score3.c: Include df.h
7645 (score3_rtx_costs): Remove speed argument.
7646 * score7.c: Include df.h
7647 (score7_address_cost): Remove speed argument.
7648 * score-protos.h (score_address_cost): Update prototype.
7649 * score.c: Include df.h
7650 (score_rtx_costs): Update call of costs functions.
7651 * v850.c (v850_rtx_costs): Add bool argument.
7653 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
7655 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
7657 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7659 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
7660 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
7662 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7664 * mkmap-flat.awk: Add option pe_dll.
7665 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
7666 * config/i386/t-cygwin (SHLIB_LC): Add.
7667 * config/i386/t-mingw32 (SHLIB_LC): Add.
7668 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
7669 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
7670 (LINK_SPEC): Support libgcc_s.
7671 (LIBGCC_SPEC): Support libgcc_s.
7672 (LIBGCC_SONAME): New.
7674 2008-08-31 Jan Hubicka <jh@suse.cz>
7676 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
7677 mistakely had old version of patch.
7679 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
7680 (ipcp_estimate_growth): New.
7681 (ipcp_insert_stage): Use ipcp_estimate_growth.
7682 * profile.c (branch_prob): When reading failed, do not consider
7685 2008-08-31 Jan Hubicka <jh@suse.cz>
7687 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
7688 loop is optimized for speed.
7690 2008-08-31 Richard Guenther <rguenther@suse.de>
7693 * fold-const.c (fold_binary): Retain conversions in folding
7696 2008-08-31 Jan Hubicka <jh@suse.cz>
7698 * postreload-gcse.c (eliminate_partially_redundant_loads):
7699 Use optimize_bb_for_size_p.
7700 * predict.c (maybe_hot_frequency_p): Make inline.
7701 (maybe_hot_count_p): Break out from ...
7702 (maybe_hot_bb_p): ... this one.
7703 (maybe_hot_edge_p): Simplify.
7704 * basic-block.h (probably_cold_bb_p): Remove.
7706 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7709 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
7711 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
7712 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
7713 Also split V4SFmode.
7714 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
7717 2008-08-31 Jan Hubicka <jh@suse.cz>
7719 * predict.c (PROB_VERY_LIKELY): Make small enough so things
7721 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
7723 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7726 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
7729 * dwarf2out.c (native_encode_initializer): Subtract min_index for
7730 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
7732 2008-08-31 Jan Hubicka <jh@suse.cz>
7734 * sparc.h (BRANCH_COST): Fix macro definition.
7735 * avr.c (avr_operand_rtx_cost): Add speed argument.
7736 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
7738 2008-08-31 Richard Guenther <rguenther@suse.de>
7740 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
7741 types instead of operands. Re-instantiate verifying of
7742 binary expression operands.
7744 2008-08-30 Jan Hubicka <jh@suse.cz>
7746 * fwprop.c (should_replace_address): Add speed attribute.
7747 (PR_OPTIMIZE_FOR_SPEED): New flag.
7748 (propagate_rtx_1): Use it.
7749 (propagate_rtx): Set it.
7750 (try_fwprop_subst): Update call of rtx_costs.
7751 (forward_propagate_and_simplify): LIkewise.
7752 * hooks.c (hook_int_rtx_bool_0): New
7753 (hook_bool_rtx_int_int_intp_false): Replace by ...
7754 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7755 * hooks.h (hook_int_rtx_bool_0): New
7756 (hook_bool_rtx_int_int_intp_false): Replace by ...
7757 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7758 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
7759 (prepare_cmp_insn): UPdate call of rtx_cost.
7760 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
7761 (reload_cse_simplify_operands): Update call of rtx_cost.
7762 (reload_cse_move2add): call of rtx_cost.
7763 * target.h (struct gcc_target): Update rtx_costs and address_costs.
7764 * rtlanal.c (rtx_cost): Add speed argument.
7765 (address_cost): Add speed argument
7766 (default_address_cost): Likewise.
7767 (insn_rtx_cost): Likewise.
7768 * cfgloopanal.c (seq_cost): Add speed argument.
7769 (target_reg_cost, target_spill_cost): Turn to array.
7770 (init_set_costs): Update for speed.
7771 (estimate_reg_pressure_cost): Add speed argument.
7772 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
7773 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
7774 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
7775 (seq_cost): Add speed argument.
7776 (computation_cost): Add speed arugment.
7777 (add_cost, multiply_by_const, get_address_cost): add speed argument.
7778 (force_expr_to_var_cost): Update for profile info.
7779 (force_var_cost): Likewise.
7780 (split_address_cost): Likewise.
7781 (ptr_difference_cost): Likewise.
7782 (difference_cost): Likewise.
7783 (get_computation_cost_at): Likewise.
7784 (determine_iv_cost): Likewise.
7785 (ivopts_global_cost_for_size): Likewise.
7786 (rewrite_use_address): Likewise.
7787 (tree_ssa_iv_optimize_loop): Initialize speed field.
7788 * cse.c (optimize_this_for_speed_p): New static var.
7789 (notreg_cost): Update call of rtx_cost.
7790 (cse_extended_basic_block): set optimize_this_for_speed_p.
7791 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
7792 (noce_try_cmove_arith): Likewise.
7793 (noce_try_sign_mask): LIkewise.
7794 * expr.c (compress_float_constant): Update rtx_cost calls.
7795 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
7797 (addr_to_parts): Likewise.
7798 (create_mem_ref): Likewise.
7799 * dse.c (find_shift_sequence): Add speed argument.
7800 (replace_read): Update call.
7801 * calls.c (precompute_register_parameters): Update call of rtx_cost.
7802 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
7803 * neg_cost, shift_cost, shiftadd_cost,
7804 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
7805 mul_highpart_cost): Increase dimension.
7806 (init_expmed): Initialize for both size and speed.
7807 (expand_shift): Use profile.
7808 (synth_mult): Use profile.
7809 (choose_mult_variant): Use profile.
7810 (expand_mult): Use profile.
7811 (expand_mult_highpart_optab): Use profile.
7812 (expand_mult_highpart): Use profile.
7813 (expand_smod_pow2): Use profile.
7814 (expand_divmod): Use profile.
7815 * simplify-rtx.c (simplify_binary_operation_1): Update call of
7817 * loop-invariant.c (create_new_invariant): Use profile.
7818 (gain_for_invariant): Add speed parameter.
7819 (best_gain_for_invariant): Likewise.
7820 (find_invariants_to_move): Likewise.
7821 (move_single_loop_invariants): Set it.
7822 * target-def.h (TARGET_RTX_COSTS): Use hook.
7823 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
7824 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7825 * output.h (default_address_cost): Update prototype.
7826 * combine.c (optimize_this_for_speed_p): New static var.
7827 (combine_validate_cost): Update call of rtx_cost.
7828 (combine_instructions): Set optimize_this_for_speed_p.
7829 (expand_compound_operation): Update call of rtx_cost.
7830 (make_extraction):Update call of rtx_cost.
7831 (force_to_mode):Update call of rtx_cost.
7832 (distribute_and_simplify_rtx):Update call of rtx_cost.
7833 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
7834 (estimate_reg_pressure_cost): Update prototype.
7835 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
7836 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
7838 * config/alpha/alpha.c (alpha_rtx_costs): Update.
7839 (alpha_rtx_costs): Update.
7840 * config/frv/frv.c (frv_rtx_costs): Update.
7841 * config/s390/s390.c (s390_rtx_costs): Update.
7842 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
7843 (m32c_rtx_costs): Update.
7844 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
7845 (spu_rtx_costs): Update.
7846 * config/sparc/sparc.c (sparc_rtx_costs): Update.
7847 * config/m32r/m32r.c (m32r_rtx_costs): Update.
7848 * config/i386/i386.c (:ix86_address_cost): Update.
7849 (ix86_rtx_costs): Update.
7850 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
7851 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
7852 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
7853 * config/crx/crx.c (crx_address_cost): Update.
7854 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
7855 * config/stormy16/stormy16.c
7856 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
7857 * config/m68hc11/m68hc11.c
7858 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
7859 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
7860 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
7862 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
7864 * config/ia64/ia64.c (ia64_rtx_costs): Update.
7865 * config/m68k/m68k.c (m68k_rtx_costs): Update.
7866 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
7867 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
7868 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
7869 (mcore_rtx_costs): update.
7870 * config/score/score3.c (score3_rtx_costs): Update.
7871 * config/score/score7.c (score7_rtx_costs): Update.
7872 * config/score/score3.h (score3_rtx_costs):Update.
7873 * config/score/score7.h (score7_rtx_costs): Update.
7874 * config/score/score.c (score_rtx_costs): Update.
7875 * config/arm/arm.c (arm_address_cost): Update.
7876 (arm_rtx_costs_1): Update.
7877 (arm_rtx_costs_1): Update.
7878 (arm_size_rtx_costs): Update.
7879 (arm_size_rtx_costs): Update.
7880 (arm_size_rtx_costs): Update.
7881 (arm_xscale_rtx_costs): Update.
7882 (arm_thumb_address_cost): Update.
7883 * config/pa/pa.c (hppa_address_cost): Update.
7884 * config/mips/mips.c (mips_rtx_costs): Update.
7885 * config/vax/vax.c (vax_address_cost): Update.
7886 * config/h8300/h8300.c (h8300_shift_costs): Update.
7887 (h8300_rtx_costs): Update.
7888 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
7889 (v850_rtx_costs): Update.
7890 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
7891 * config/bfin/bfin.c
7892 (bfin_address_cost): Update.
7893 (bfin_rtx_costs): Update.
7894 * stmt.c (lshift_cheap_p): Update.
7896 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7899 * expmed.c (extract_bit_field_1): Check the mode size to make
7900 sure the vector modes have the same size.
7902 2008-08-29 Michael Meissner <gnu@the-meissners.org>
7904 * dojump.c (top level): Include basic-block.h to declare
7905 optimize_insn_for_speed_p
7907 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
7909 * opts.h (CL_SAVE): New option class for marking options that are
7910 target specific options usable in the target attribute.
7911 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
7913 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
7914 can easily find the target specific options that are safe to use
7915 in the attribute or pragma.
7917 * attribs.c (decl_attributes): Change #pragma GCC option to
7918 #pragma GCC target, and attribute((option(...))) to
7919 attribute((target(...))).
7921 * doc/extend.texi (target attribute): Change from option
7922 attribute. Delete push/pop/reset.
7923 (#pragma GCC target): Change from #pragma GCC option. Delete
7925 (#pragma GCC push_options): Document new pragma.
7926 (#pragma GCC pop_options): Document new pragma.
7927 (#pragma GCC reset_options): Document new pragma.
7929 * targhooks.c (default_target_option_valid_attribute_p): Add
7930 warning about port not supporting target attributes.
7931 (default_target_option_pragma_parse): New function, warn about
7932 #pragma GCC target not being supported.
7934 * targhooks.h (default_target_option_pragma_parse): Add
7937 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
7938 TI_CURRENT_OPTION_PRAGMA.
7939 (current_target_pragma): Rename from current_option_pragma.
7941 * target.h (struct target_option): Delete booleans for changing
7942 the optimization level on hot/cold functions. Change signature of
7943 pragma_parse hook to take a second tree.
7945 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
7947 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
7948 that the declaration is done at global scope.
7950 * langhooks.c (add_builtin_function_common): Move most of the code
7951 from add_builtin_function here, calling the hook passed in.
7952 (add_builtin_function): Call add_builtin_function_common with
7953 standard builtin hook.
7954 (add_builtin_function_ext_scope): New function to add builtins to
7957 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
7959 (add_builtin_function_ext_scope): Add declaration.
7961 * c-pragma.c (handle_pragma_target): Rename from
7962 handle_pragma_option, #pragma GCC option is now #pragma GCC
7963 target. Move warning about port not supporting target options to
7964 default pragma parse hook. Remove push/pop/reset from this
7966 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
7967 (option_stack): Delete static variable.
7968 (optimize_stack): Ditto.
7969 (optons_stack): New stack of saved target and optimization
7971 (handle_pragma_push_options): New function to handle pushing both
7972 target and optimization options.
7973 (handle_pragma_pop_options): New function to handle popping both
7974 target and optimization options.
7975 (handle_pragma_reset_options): New function to handle resetting
7976 both target and optimization options to their initial state.
7977 (init_pragma): Rename handle_pragma_option to
7978 handle_pragma_target. Add support for push_options, pop_options,
7979 and reset_options pragmas.
7981 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
7982 default_target_option_pragma_parse.
7983 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
7984 default_target_option_valid_attribute_p.
7985 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7986 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7987 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
7988 optimization level on hot/cold functions.
7990 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
7991 if the caller and callee have different optimization levels.
7993 * c-common.c (handle_target_attribute): Rename from
7994 handle_option_attribute, attribute((option(...))) is now
7995 attribute((target(...))). Move warning if the port does not
7996 support target attributes to the default hook.
7997 (handle_hot_attribute): Delete code to change the optimization
7998 level of hot functions.
7999 (handle_cold_attribute): Ditto.
8001 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
8002 argument that is the binary tree options to use if there are no
8003 arguments. Call ix86_valid_target_attribute_tree instead of
8004 ix86_valid_option_attribute_tree.
8005 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
8006 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
8007 ix86_pragma_option_parse.
8009 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
8010 Rename from ix86_valid_option_attribute_tree.
8012 * config/i386/i386.c (ix86_add_new_builtins): New function to add
8013 new builtins when the ISA changes.
8014 (ix86_valid_target_attribute_tree): Rename from
8015 ix86_valid_option_attribute_tree. Change callers. If the
8016 function specified optimization options, use those as the starting
8017 point before setting up the target attributes. If the
8018 optimization options were changed in the course of setting the
8019 target attributes, record the new optimization options.
8020 (ix86_valid_target_attribute_tree_inner_p): Rename from
8021 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
8022 ix86_add_new_builtins if the ISA changed.
8023 (ix86_valid_target_attribute_p): Rename from
8024 ix86_valid_option_attribute_p. Change callers.
8025 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
8026 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
8027 as delayed builtin functions.
8028 (struct builtin_isa): New structure to record builtin functions
8029 that should be delayed until the ISA for that function is used.
8030 (ix86_builtins_isa): Change from int to struct to track builtin
8031 functions we want to declare at some point.
8032 (def_builtin): If the front end can delay defining the builtin
8033 functions, don't create builtins for ISAs not part of the default
8035 (def_builtin_const): Ditto.
8036 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
8037 __builtin_ia32_pcmov_v2di to be different builtin functions.
8038 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
8039 a structure instead of an int.
8040 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
8041 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
8042 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
8043 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
8045 * config/ia64/ia64.h
8046 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
8047 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
8049 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
8050 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
8051 (LANG_HOOKS_INITIALIZER): Add
8052 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
8054 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
8057 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
8058 the reload address with the index register for SFmode
8059 access with a displacement.
8061 2008-08-30 Jan Hubicka <jh@suse.cz>
8063 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
8064 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
8065 * dojump.c (do_jump): Likewise.
8066 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
8067 (note-if_info): Add BRANCH_COST.
8068 (noce_try_store_flag_constants, noce_try_addcc,
8069 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
8070 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
8071 find_if_case_2): Use computed branch cost.
8072 * expr.h (BRANCH_COST): Update default.
8073 * predict.c (predictable_edge_p): New function.
8074 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
8075 Update BRANCH_COST call.
8076 * basic-block.h (predictable_edge_p): Declare.
8077 * config/alpha/alpha.h (BRANCH_COST): Update.
8078 * config/frv/frv.h (BRANCH_COST): Update.
8079 * config/s390/s390.h (BRANCH_COST): Update.
8080 * config/spu/spu.h (BRANCH_COST): Update.
8081 * config/sparc/sparc.h (BRANCH_COST): Update.
8082 * config/m32r/m32r.h (BRANCH_COST): Update.
8083 * config/i386/i386.h (BRANCH_COST): Update.
8084 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
8086 * config/sh/sh.h (BRANCH_COST): Update.
8087 * config/pdp11/pdp11.h (BRANCH_COST): Update.
8088 * config/avr/avr.h (BRANCH_COST): Update.
8089 * config/crx/crx.h (BRANCH_COST): Update.
8090 * config/xtensa/xtensa.h (BRANCH_COST): Update.
8091 * config/stormy16/stormy16.h (BRANCH_COST): Update.
8092 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
8093 * config/iq2000/iq2000.h (BRANCH_COST): Update.
8094 * config/ia64/ia64.h (BRANCH_COST): Update.
8095 * config/rs6000/rs6000.h (BRANCH_COST): Update.
8096 * config/arc/arc.h (BRANCH_COST): Update.
8097 * config/score/score.h (BRANCH_COST): Update.
8098 * config/arm/arm.h (BRANCH_COST): Update.
8099 * config/pa/pa.h (BRANCH_COST): Update.
8100 * config/mips/mips.h (BRANCH_COST): Update.
8101 * config/vax/vax.h (BRANCH_COST): Update.
8102 * config/h8300/h8300.h (BRANCH_COST): Update.
8103 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
8104 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
8105 * doc/tm.texi (BRANCH_COST): Update.
8107 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
8110 * config/arm/arm.c (arm_optimization_options): Set
8111 flag_section_anchors to 2 instead of 1 to distinguish it from
8112 -fsection-anchors given explicitely on the command line.
8114 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
8116 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
8117 final insn of a split.
8119 2008-08-30 Jan Hubicka <jh@suse.cz>
8121 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
8122 optimized for speed.
8123 * final.c (compute_alignments): Use optimize_bb_for_size_p.
8124 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
8125 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
8126 flag_gcse_after_reload_set): New static vars.
8127 (common_handle_option): Enable those flags for profile-use.
8128 (decode_options): Remove optimize_size flags that are handled
8129 on higher granuality.
8130 * tree-vectorizer.c (vectorize_loops): Use
8131 optimize_loop_nest_for_speed_p.
8132 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
8133 * tree-predcom.c (tree_predictive_commoning): Use
8134 optimize_loop_for_speed_p.
8135 * varasm.c (assemble_start_function): Use
8136 optimize_function_for_speed_p.
8137 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
8138 * predict.c (optimize_loop_for_speed_p): Fix walk.
8140 2008-08-30 Jan Hubicka <jh@suse.cz>
8142 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
8144 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
8145 profile presence locally.
8147 2008-08-29 Joseph Myers <joseph@codesourcery.com>
8150 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
8151 versions before 4.0.
8153 2008-08-29 Jan Hubicka <jh@suse.cz>
8155 * tree-inline.c (insert_init_stmt): Insert sequence even when
8158 2008-08-29 Jeff Law <law@redhat.com>
8160 * mn10300.c (mn10300_secondary_reload_class): We need secondary
8161 reloads for AM33-2 if IN is a pseudo with an equivalent memory
8162 location and class is an FP register.
8164 2008-08-29 Jan Hubicka <jh@suse.cz>
8166 * see.c (see_merge_one_def_extension): Silence used uninitialized
8168 * matrix-reorg.c (check_allocation_function): Likewise.
8169 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
8171 2008-08-29 Jakub Jelinek <jakub@redhat.com>
8174 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
8175 compute new & and | in type rather than TREE_TYPE (arg0).
8177 * dwarf2out.c (fortran_common): Update comment.
8178 (gen_variable_die): Swap com_die and var_die variables in Fortran
8179 COMMON block handling code.
8181 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
8183 * dwarf2out.c (gen_const_die): New function.
8184 (size_of_die, value_format, output_die): Output larger
8185 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
8186 (native_encode_initializer): New function.
8187 (tree_add_const_value_attribute): Call it.
8188 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
8190 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
8191 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
8192 TREE_THIS_VOLATILE to add_type_attribute.
8194 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
8196 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
8199 * dwarf2out.c (loc_by_reference): New function.
8200 (add_location_or_const_value_attribute): Use it.
8203 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
8204 as DW_TAG_variable children of DW_TAG_common_block rather than
8205 DW_TAG_member children. Put DW_AT_external to individual
8206 DW_TAG_variable DIEs, not to DW_TAG_common_block.
8208 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
8209 loc_descriptor_from_tree_1.
8213 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
8214 arguments to imported_module_or_decl.
8215 (debug_nothing_tree_tree): Removed.
8216 (debug_nothing_tree_tree_tree_bool): New prototype.
8217 * debug.c (do_nothing_debug_hooks): Adjust.
8218 (debug_nothing_tree_tree): Removed.
8219 (debug_nothing_tree_tree_tree_bool): New function.
8220 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
8221 (gen_variable_die): Put all common vars for the
8222 same COMMON block under one DW_TAG_common_block.
8223 (declare_in_namespace): Return new context_die, for Fortran
8224 return the module DIE instead of adding extra declarations into
8226 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
8227 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
8228 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
8230 (dwarf2out_global_decl): Don't skip Fortran global vars.
8231 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
8232 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
8233 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
8234 DW_TAG_imported_declaration as child of previous
8235 DW_TAG_imported_module.
8236 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
8237 * sdbout.c (sdb_debug_hooks): Likewise.
8238 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
8240 2008-08-29 Jan Hubicka <jh@suse.cz>
8242 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
8244 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
8245 * ipa-cp.c (n_cloning_candidates): New static variable.
8246 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
8247 (ipcp_print_all_lattices): Improve debug output.
8248 (ipcp_cloning_candidate_p): New function.
8249 (ipcp_initialize_node_lattices): Use it.
8250 (ipcp_init_stage): Do only analyzis here; prettier debug output.
8251 (ipcp_propagate_stage): Prettier debug output.
8252 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
8253 (ipcp_print_all_structures): Remove.
8254 (ipcp_need_redirect_p): Test !n_cloning_candidates.
8255 (ipcp_insert_stage): Prettier debug output; call
8256 cgraph_remove_unreachable_nodes before propagating.
8257 (pass_ipa_cp): Schedule function removal pass.
8258 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
8260 (cgraph_maybe_hot_edge_p): Move to ...
8261 * predict.c (cgraph_maybe_hot_edge_p) ... here.
8262 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
8263 (common_handle_option): Set them; enable ipa-cp when profiling.
8264 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
8265 (ipa_print_all_jump_functions): Likewise.
8266 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
8267 (ipa_print_node_params, ipa_print_all_params): New.
8268 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
8269 ipa_print_all_param_flags): Remove.
8270 (ipa_print_node_params, ipa_print_all_params): New.
8272 2008-08-29 Bob Wilson <bob.wilson@acm.org>
8274 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
8275 change from 2008-04-03.
8276 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
8278 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8281 * ira-color.c (push_allocnos_to_stack): Truncate
8282 removed_splay_allocno_vec.
8284 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8287 * ira-color (ira_fast_allocation): Don't assign hard registers to
8290 2008-08-29 Jan Hubicka <jh@suse.cz>
8293 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
8294 for cold internal loops.
8296 2008-08-29 Richard Guenther <rguenther@suse.de>
8298 * tree-ssa-structalias.c (create_variable_info_for): Do not
8299 create fields for heap vars or vars with a noalias state.
8300 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
8303 2008-08-29 Richard Guenther <rguenther@suse.de>
8305 * common.opt (ftree-store-ccp): Mark as preserved for
8306 backward compatibility.
8307 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
8308 * tree-pass.h (pass_store_ccp): Remove.
8309 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
8310 (first_vdef): Remove declaration.
8311 (get_value_loaded_by): Likewise.
8312 * tree-ssa-ccp.c (do_store_ccp): Remove.
8313 (get_default_value): Simplify as do_store_ccp is always false
8314 now. Do not initialize mem_ref.
8315 (set_value_varying): Likewise.
8316 (canonicalize_float_value): Likewise.
8317 (set_lattice_value): Likewise.
8318 (likely_value): Likewise.
8319 (surely_varying_stmt_p): Likewise.
8320 (ccp_initialize): Likewise.
8321 (ccp_lattice_meet): Likewise.
8322 (ccp_visit_phi_node): Likewise.
8323 (ccp_fold): Likewise.
8324 (evaluate_stmt): Likewise.
8325 (visit_assignment): Likewise.
8326 (ccp_visit_stmt): Likewise.
8327 (execute_ssa_ccp): Fold into ...
8328 (do_ssa_ccp): ... this.
8329 (do_ssa_store_ccp): Remove.
8330 (gate_store_ccp): Likewise.
8331 (pass_store_ccp): Likewise.
8332 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
8334 * tree-ssa-propagate.c (first_vdef): Remove.
8335 (get_value_loaded_by): Likewise.
8336 (replace_vuses_in): Likewise.
8337 (substitute_and_fold): Do not call replace_vuses_in.
8338 * opts.c (decode_options): Do not set flag_tree_store_ccp.
8340 2008-08-29 Richard Guenther <rguenther@suse.de>
8343 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
8344 PARAM_NOALIAS tags with is_heapvar.
8345 * tree-ssa-operands.c (access_can_touch_variable): Offset
8346 based tests do not apply for heapvars. Fix offset test.
8348 2008-08-29 Jan Hubicka <jh@suse.cz>
8350 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
8351 (-fipa-cp-clone): Enabled by default at -O3.
8352 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
8353 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
8355 2008-08-29 Jan Hubicka <jh@suse.cz>
8357 * tree.c (build_function_type_skip_args,
8358 build_function_decl_skip_args): New functions.
8359 * tree.h (build_function_type_skip_args,
8360 build_function_decl_skip_args): Declare.
8361 * gimple.c (giple_copy_call_skip_args): New function.
8362 (giple_copy_call_skip_args): Declare.
8364 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
8365 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
8366 (ipcp_node_modifiable_p): ... this one; use
8367 tree_versionable_function_p.
8368 (ipcp_create_replace_map): Improve debug output.
8369 (ipcp_need_redirect_p): Return false when not clonning.
8370 (ipcp_update_callgraph): Skip args.
8371 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
8373 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
8374 (save_inline_function_body): Update call of tree_function_versioning.
8375 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
8376 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
8378 (tree_function_versioning): Likewise.
8379 * tree-inline.h (tree_function_versioning): Update prototype.
8381 2008-08-29 Jan Hubicka <jh@suse.cz>
8383 * loop-unswitch.c (unswitch_single_loop): Use
8384 optimize_loop_for_speed_p.
8385 * tree-ssa-threadupdate.c (mark_threaded_blocks):
8386 Use optimize_function_for_size_p.
8387 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
8388 * postreload-gcse.c (eliminate_partially_redundant_load):
8389 Use optimize_bb_for_size_p.
8390 * value-prof.c (gimple_divmod_fixed_value_transform,
8391 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
8392 gimple_stringops_transform): Use optimize_bb_for_size_p.
8393 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
8394 * final.c (compute_alignments): Use optimize_function_for_size_p.
8395 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
8396 (fold_builtin_strcpy, fold_builtin_fputs): Use
8397 optimize_function_for_size_p.
8398 * fold-const.c (tree_swap_operands_p): Use
8399 optimize_function_for_size_p.
8400 * recog.c (relax_delay_slots): Likewise.
8401 * tree-ssa-math-opts.c (replace_reciprocal):
8402 Use optimize_bb_for_speed_p.
8403 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
8404 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
8405 optimize_function_for_size_p.
8406 (cgraph_decide_inlining_of_small_function): Use
8407 optimize_function_for_size_p.
8408 * global.c (find_reg): Use optimize_function_for_size_p.
8409 * opts.c (decode_options): Do not clear flag_tree_ch,
8410 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
8411 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
8412 work it out from profile.
8413 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
8414 optimize_loop_for_speed_p.
8415 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8417 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
8418 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
8419 * tree-eh.c (decide_copy_try_finally): Use
8420 optimize_function_for_size_p.
8421 * local-alloc.c (block_alloc): Pass BB pointer.
8422 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
8423 * gcse.c (gcse_main): Use optimize_function_for_size_p.
8424 * loop-unroll.c (decide_unrolling_and_peeling):
8425 Use optimize_loop_for_size_p.
8426 (decide_peel_completely): Likewise.
8427 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
8428 optimize_loop_for_size_p.
8429 (vect_enhance_data_refs_alignment): Likewise.
8430 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
8431 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
8433 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
8434 (try_crossjump_bb): Use optimize_bb_for_size_p.
8435 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
8436 optimize_loop_for_speed_p.
8437 * bb-reorder.c (find_traces_1_round): Likewise.
8438 (copy_bb): Use optimize_bb_for_speed_p.
8439 (duplicate_computed_gotos): Likewise.
8440 * basic-block.h (optimize_loop_nest_for_size_p,
8441 optimize_loop_nest_for_speed_p): New.
8442 * stmt.c (expand_case): Use optimize_insn_for_size_p.
8444 2008-08-29 Tristan Gingold <gingold@adacore.com>
8446 * gcov.c (main): Call expandargv.
8448 2008-08-29 Jan Hubicka <jh@suse.cz>
8450 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
8452 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8454 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
8455 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8457 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
8459 2008-08-29 Jan Hubicka <jh@suse.cz>
8461 * tree-pass.h (pass_strip_predict_hints): Declare.
8462 * predict.c (strip_builtin_expect): Rename to ...
8463 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
8464 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
8465 (tree_estimate_probability): Do not strip builtin_expect.
8466 (pass_strip_predict_hints): New pass.
8467 * tree-inline.c (expand_call_inline): When inlining cold function,
8468 predict it as unlikely.
8469 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
8471 2008-08-29 Richard Guenther <rguenther@suse.de>
8473 PR tree-optimization/37207
8474 * tree-vrp.c (extract_range_from_binary_expr): Also try
8475 to constant fold if only one of the operands is a constant.
8477 2008-08-29 Nick Clifton <nickc@redhat.com>
8479 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
8480 the same way as SYMBOL_REFs.
8482 2008-08-28 Bob Wilson <bob.wilson@acm.org>
8484 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
8486 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8488 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
8489 * config/mips/mips.md (branch_likely): Remove const. Fix
8491 (define_delay for type "branch"): Change to only apply for branch
8492 with likely variant.
8493 (define_delay for type "branch" and "branch_likely" no). New delay
8495 (equality_op): New code iterator.
8496 (bbv, bbinv): New code attributes.
8497 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
8500 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8501 Andrew Pinski <pinskia@gcc.gnu.org>
8504 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
8506 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
8508 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
8509 rule that a symbolic constant must be defined and >= 0 for the
8510 corresponding facility to be present at compile-time.
8511 * gthr-posix.c: Likewise.
8513 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8515 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
8516 * config/mips/mips.md (D): New mode attribute.
8517 (mulsi3, muldi3): Merge it into ...
8518 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
8519 (muldi3_mul3): New pattern.
8520 (mulsi3_mult3): Rename to mulsi3_mul3.
8522 2008-08-28 Jan Hubicka <jh@suse.cz>
8524 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
8526 * predict.c (always_optimize_for_size_p): Rename to ...
8527 (optimize_function_for_size): ... this one; make extern.
8528 (optimize_function_for_speed_p): New.
8529 (optimize_bb_for_size_p, optimize_bb_for_size_p,
8530 optimize_edge_for_size_p,optimize_edge_for_size_p,
8531 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
8532 * basic-block.h (optimize_function_for_size_p,
8533 optimize_function_for_speed_p): Declare.
8534 * i386.md (optimize_size checks): Replace them by appropriate
8536 (standard_80387_constant_p, ix86_compute_frame_layout,
8537 ix86_expand_epilogue, ix86_decompose_address,
8538 print_operand, emit_i387_cw_initialization,
8539 inline_memory_move_cost, ix86_pad_returns,
8540 ix86_reorg): Replace optimize_size checks.
8542 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
8544 * rtl.h (simplify_subreg_regno): Declare.
8545 * rtlanal.c (simplify_subreg_regno): New function, split out from...
8546 * simplify-rtx.c (simplify_subreg): ...here.
8547 * reload.c (find_reloads): Use simplify_subreg_regno instead of
8548 subreg_offset_representable_p.
8550 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8553 * c-typeck.c (convert_for_assignment): Give a note describing what
8554 was passed and what was expected.
8556 2008-08-28 Joey Ye <joey.ye@intel.com>
8558 * doc/extend.texi: Document AVX built-in functions.
8559 * doc/invoke.texi: Document -mavx.
8561 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
8562 Joey Ye <joey.ye@intel.com>
8563 Xuepeng Guo <xuepeng.guo@intel.com>
8565 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
8567 * config/i386/cpuid.h (bit_FMA): New.
8568 (bit_XSAVE): Likewise.
8569 (bit_OSXSAVE): Likewise.
8570 (bit_AVX): Likewise.
8572 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
8573 define. Use ASM_OUTPUT_AVX_PREFIX.
8575 * config/i386/gmmintrin.h: New.
8577 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
8578 (OPTION_MASK_ISA_AVX_SET): New.
8579 (OPTION_MASK_ISA_FMA_SET): Likewise.
8580 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
8581 (OPTION_MASK_ISA_FMA_SET): Likewise.
8582 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
8583 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
8584 (pta_flags): Add PTA_AVX and PTA_FMA.
8585 (override_options): Handle PTA_AVX and PTA_FMA.
8586 (init_cumulative_args): Handle warn_avx.
8587 (classify_argument): Return 0 for COImode and OImode. Return
8588 1 and X86_64_AVX_CLASS for 256bit vector types.
8589 (examine_argument): Handle X86_64_AVX_CLASS.
8590 (construct_container): Likewise.
8591 (function_arg_advance_32): Pass OImode and 256bit vector types
8593 (function_arg_advance_64): Take a new argument to indicate if a
8594 parameter is named. Handle 256bit vector types. Return
8595 immediately for unnamed 256bit vector mode parameters.
8596 (function_arg_advance): Updated.
8597 (function_arg_32): Add comments for TImode. Handle OImode
8598 and 256bit vector types.
8599 (function_arg_64): Take a new argument to indicate if a
8600 parameter is named. Handle 256bit vector types. Return NULL
8601 for unnamed 256bit vector mode parameters.
8602 (function_arg): Updated.
8603 (setup_incoming_varargs_64): Support
8604 AVX encoding for *sse_prologue_save_insn.
8605 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
8606 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
8607 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
8608 enabled, otherwise return -3.
8609 (standard_sse_constant_opcode): Handle AVX and 256bit vector
8611 (print_reg): Support AVX registers. Handle 'x' and 't'.
8612 Handle 'd' to duplicate the operand.
8613 (print_operand): Likewise. Also support AVX vector compare
8615 (output_387_binary_op): Support AVX.
8616 (output_fp_compare): Likewise.
8617 (ix86_expand_vector_move_misalign): Likewise.
8618 (ix86_attr_length_vex_default): New.
8619 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8620 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8621 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8622 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8623 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
8624 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8625 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
8626 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
8627 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
8628 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
8629 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
8630 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
8631 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
8632 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
8633 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8634 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
8635 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
8636 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8637 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
8638 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
8639 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8640 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8641 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8642 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
8643 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
8644 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
8645 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
8646 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8647 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
8648 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
8649 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
8650 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
8651 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
8652 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8653 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8654 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8655 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
8656 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
8657 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
8658 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
8659 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
8660 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
8661 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
8662 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
8663 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
8664 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
8665 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8666 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8667 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8668 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8669 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8670 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8671 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8672 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8673 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8674 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8675 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8676 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8677 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8678 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8679 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8680 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8681 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8682 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
8683 and IX86_BUILTIN_MOVMSKPS256,
8684 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
8685 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
8686 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
8687 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
8688 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
8689 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
8690 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
8691 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
8692 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
8693 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
8694 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
8695 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
8696 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
8697 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
8698 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
8699 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
8700 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
8701 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
8702 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
8703 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
8704 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
8705 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
8706 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
8707 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
8708 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
8709 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8710 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
8711 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
8712 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8713 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8714 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
8715 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
8716 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
8717 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
8718 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
8719 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
8720 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
8721 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
8722 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8723 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8724 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8725 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8726 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
8727 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
8728 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
8729 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
8730 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
8731 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
8732 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
8733 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
8734 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
8735 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
8736 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8737 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
8738 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8739 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
8740 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8741 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8743 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
8744 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
8745 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
8746 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8747 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8748 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8749 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
8750 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8751 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
8752 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8753 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
8754 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8755 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8756 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
8757 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
8758 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
8759 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8760 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8761 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8762 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8763 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8764 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8765 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8766 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8767 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8768 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8769 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8770 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8771 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8772 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8773 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8774 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8775 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8776 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
8777 IX86_BUILTIN_MOVMSKPS256.
8778 (ix86_init_mmx_sse_builtins): Support AVX builtins.
8779 (ix86_expand_args_builtin): Likewise.
8780 (ix86_expand_special_args_builtin): Likewise.
8781 (ix86_hard_regno_mode_ok): Handle AVX modes.
8782 (ix86_expand_vector_init_duplicate): Likewise.
8783 (ix86_expand_vector_init_one_nonzero): Likewise.
8784 (ix86_expand_vector_init_one_var): Likewise.
8785 (ix86_expand_vector_init_concat): Likewise.
8786 (ix86_expand_vector_init_general): Likewise.
8787 (ix86_expand_vector_set): Likewise.
8788 (ix86_vector_mode_supported_p): Likewise.
8789 (x86_extended_reg_mentioned_p): Check INSN_P before using
8792 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
8793 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
8795 * config/i386/i386.h (TARGET_AVX): New.
8796 (TARGET_FMA): Likewise.
8797 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
8798 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
8799 (VALID_AVX256_REG_MODE): New.
8800 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8801 (AVX_FLOAT_MODE_P): Likewise.
8802 (AVX128_VEC_FLOAT_MODE_P): Likewise.
8803 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8804 (AVX_VEC_FLOAT_MODE_P): Likewise.
8805 (ASM_OUTPUT_AVX_PREFIX): Likewise.
8806 (ASM_OUTPUT_OPCODE): Likewise.
8807 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
8809 (SSE_REG_MODE_P): Allow 256bit vector modes.
8810 (ix86_args): Add a warn_avx field.
8812 * config/i386/i386.md (UNSPEC_PCMP): New.
8813 (UNSPEC_VPERMIL): Likewise.
8814 (UNSPEC_VPERMIL2): Likewise.
8815 (UNSPEC_VPERMIL2F128): Likewise.
8816 (UNSPEC_MASKLOAD): Likewise.
8817 (UNSPEC_MASKSTORE): Likewise.
8818 (UNSPEC_CAST): Likewise.
8819 (UNSPEC_VTESTP): Likewise.
8820 (UNSPECV_VZEROALL): Likewise.
8821 (UNSPECV_VZEROUPPER): Likewise.
8822 (XMM0_REG): Likewise.
8823 (XMM1_REG): Likewise.
8824 (XMM2_REG): Likewise.
8825 (XMM3_REG): Likewise.
8826 (XMM4_REG): Likewise.
8827 (XMM5_REG): Likewise.
8828 (XMM6_REG): Likewise.
8829 (XMM8_REG): Likewise.
8830 (XMM9_REG): Likewise.
8831 (XMM10_REG): Likewise.
8832 (XMM11_REG): Likewise.
8833 (XMM12_REG): Likewise.
8834 (XMM13_REG): Likewise.
8835 (XMM14_REG): Likewise.
8836 (XMM15_REG): Likewise.
8838 (prefix_vex_imm8): Likewise.
8839 (prefix_vex_w): Likewise.
8840 (length_vex): Likewise.
8843 (*avx_ashlti3): Likewise.
8844 (*avx_lshrti3): Likewise.
8845 (*avx_setcc<mode>): Likewise.
8846 (*fop_<mode>_comm_mixed_avx): Likewise.
8847 (*fop_<mode>_comm_avx): Likewise.
8848 (*fop_<mode>_1_mixed_avx): Likewise.
8849 (*fop_<mode>_1_avx): Likewise.
8850 (*avx_<code><mode>3): Likewise.
8851 (*avx_ieee_smin<mode>3): Likewise.
8852 (*avx_ieee_smax<mode>3): Likewise.
8853 (mode): Add OI, V8SF and V4DF.
8854 (length): Support VEX prefix.
8855 (*cmpfp_i_mixed): Set prefix attribute.
8856 (*cmpfp_i_sse): Likewise.
8857 (*cmpfp_iu_mixed): Likewise.
8858 (*cmpfp_iu_sse): Likewise.
8859 (*movsi_1): Support AVX.
8860 (*movdi_2): Likewise.
8861 (*movdi_1_rex64): Likewise.
8862 (*movti_internal): Likewise.
8863 (*movti_rex64): Likewise.
8864 (*movsf_1): Likewise.
8865 (*movdf_nointeger): Likewise.
8866 (*movdf_integer_rex64): Likewise.
8867 (*movtf_internal): Likewise.
8868 (zero_extendsidi2_32): Likewise.
8869 (zero_extendsidi2_rex64): Likewise.
8870 (*extendsfdf2_mixed): Likewise.
8871 (*extendsfdf2_sse): Likewise.
8872 (*truncdfsf_fast_mixed): Likewise.
8873 (*truncdfsf_fast_sse): Likewise.
8874 (*truncdfsf_mixed): Likewise.
8875 (fix_trunc<mode>di_sse): Likewise.
8876 (fix_trunc<mode>si_sse): Likewise.
8877 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
8878 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
8879 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
8880 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
8881 (*rcpsf2_sse): Likewise.
8882 (*rsqrtsf2_sse): Likewise.
8883 (*sqrt<mode>2_sse): Likewise.
8884 (sse4_1_round<mode>2): Likewise.
8885 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
8886 Support AVX. Set length attribute properly for AVX.
8888 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
8889 (VECTOR_MODES (FLOAT, 32)): Likewise.
8890 (VECTOR_MODE (INT, DI, 8)): Likewise.
8891 (VECTOR_MODE (INT, HI, 32)): Likewise.
8892 (VECTOR_MODE (INT, QI, 64)): Likewise.
8893 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
8894 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
8895 (VECTOR_MODE (INT, DI, 4)): Removed.
8896 (VECTOR_MODE (INT, SI, 8)): Likewise.
8897 (VECTOR_MODE (INT, HI, 16)): Likewise.
8898 (VECTOR_MODE (INT, QI, 32)): Likewise.
8899 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
8900 (INT_MODE (OI, 32)): Likewise.
8902 * config/i386/i386.opt (mavx): New.
8905 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
8907 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
8908 (*mov<mode>_internal_avx): New.
8909 (*movv2sf_internal_rex64_avx): Likewise.
8910 (*movv2sf_internal_avx): Likewise.
8912 * config/i386/predicates.md (const_4_to_5_operand): New.
8913 (const_6_to_7_operand): Likewise.
8914 (const_8_to_11_operand): Likewise.
8915 (const_12_to_15_operand): Likewise.
8916 (avx_comparison_float_operator): Likewise.
8918 * config/i386/sse.md (AVX256MODEI): New.
8919 (AVX256MODE): Likewise.
8920 (AVXMODEQI): Likewise.
8921 (AVXMODE): Likewise.
8922 (AVX256MODEF2P): Likewise.
8923 (AVX256MODE2P): Likewise.
8924 (AVX256MODE4P): Likewise.
8925 (AVX256MODE8P): Likewise.
8926 (AVXMODEF2P): Likewise.
8927 (AVXMODEF4P): Likewise.
8928 (AVXMODEDCVTDQ2PS): Likewise.
8929 (AVXMODEDCVTPS2DQ): Likewise.
8930 (avxvecmode): Likewise.
8931 (avxvecpsmode): Likewise.
8932 (avxhalfvecmode): Likewise.
8933 (avxscalarmode): Likewise.
8934 (avxcvtvecmode): Likewise.
8935 (avxpermvecmode): Likewise.
8936 (avxmodesuffixf2c): Likewise.
8937 (avxmodesuffixp): Likewise.
8938 (avxmodesuffixs): Likewise.
8939 (avxmodesuffix): Likewise.
8940 (vpermilbits): Likewise.
8941 (pinsrbits): Likewise.
8942 (mov<mode>): Likewise.
8943 (*mov<mode>_internal): Likewise.
8944 (push<mode>1): Likewise.
8945 (movmisalign<mode>): Likewise.
8946 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8947 (avx_movdqu<avxmodesuffix>): Likewise.
8948 (avx_lddqu<avxmodesuffix>): Likewise.
8949 (<plusminus_insn><mode>3): Likewise.
8950 (*avx_<plusminus_insn><mode>3): Likewise.
8951 (*avx_vm<plusminus_insn><mode>3): Likewise.
8952 (mul<mode>3): Likewise.
8953 (*avx_mul<mode>3): Likewise.
8954 (*avx_vmmul<mode>3): Likewise.
8955 (divv8sf3): Likewise.
8956 (divv4df3): Likewise.
8957 (avx_div<mode>3): Likewise.
8958 (*avx_div<mode>3): Likewise.
8959 (*avx_vmdiv<mode>3): Likewise.
8960 (avx_rcpv8sf2): Likewise.
8961 (*avx_vmrcpv4sf2): Likewise.
8962 (sqrtv8sf2): Likewise.
8963 (avx_sqrtv8sf2): Likewise.
8964 (*avx_vmsqrt<mode>2): Likewise.
8965 (rsqrtv8sf2): Likewise.
8966 (avx_rsqrtv8sf2): Likewise.
8967 (*avx_vmrsqrtv4sf2): Likewise.
8968 (<code><mode>3): Likewise.
8969 (*avx_<code><mode>3_finite): Likewise.
8970 (*avx_<code><mode>3): Likewise.
8971 (*avx_vm<code><mode>3): Likewise.
8972 (*avx_ieee_smin<mode>3): Likewise.
8973 (*avx_ieee_smax<mode>3): Likewise.
8974 (avx_addsubv8sf3): Likewise.
8975 (avx_addsubv4df3): Likewise.
8976 (*avx_addsubv4sf3): Likewise.
8977 (*avx_addsubv2df3): Likewise.
8978 (avx_h<plusminus_insn>v4df3): Likewise.
8979 (avx_h<plusminus_insn>v8sf3): Likewise.
8980 (*avx_h<plusminus_insn>v4sf3): Likewise.
8981 (*avx_h<plusminus_insn>v2df3): Likewise.
8982 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
8983 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
8984 (*avx_maskcmp<mode>3): Likewise.
8985 (avx_nand<mode>3): Likewise.
8986 (*avx_<code><mode>3): Likewise.
8987 (*avx_nand<mode>3): Likewise.
8988 (*avx_<code><mode>3): Likewise.
8989 (*avx_cvtsi2ss): Likewise.
8990 (*avx_cvtsi2ssq): Likewise.
8991 (*avx_cvtsi2sd): Likewise.
8992 (*avx_cvtsi2sdq): Likewise.
8993 (*avx_cvtsd2ss): Likewise.
8994 (avx_cvtss2sd): Likewise.
8995 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
8996 (avx_cvtps2dq<avxmodesuffix>): Likewise.
8997 (avx_cvttps2dq<avxmodesuffix>): Likewise.
8998 (*avx_cvtsi2sd): Likewise.
8999 (*avx_cvtsi2sdq): Likewise.
9000 (avx_cvtdq2pd256): Likewise.
9001 (avx_cvtpd2dq256): Likewise.
9002 (avx_cvttpd2dq256): Likewise.
9003 (*avx_cvtsd2ss): Likewise.
9004 (*avx_cvtss2sd): Likewise.
9005 (avx_cvtpd2ps256): Likewise.
9006 (avx_cvtps2pd256): Likewise.
9007 (*avx_movhlps): Likewise.
9008 (*avx_movlhps): Likewise.
9009 (avx_unpckhps256): Likewise.
9010 (*avx_unpckhps): Likewise.
9011 (avx_unpcklps256): Likewise.
9012 (*avx_unpcklps): Likewise.
9013 (avx_movshdup256): Likewise.
9014 (avx_movsldup256): Likewise.
9015 (avx_shufps256): Likewise.
9016 (avx_shufps256_1): Likewise.
9017 (*avx_shufps_<mode>): Likewise.
9018 (*avx_loadhps): Likewise.
9019 (*avx_storelps): Likewise.
9020 (*avx_loadlps): Likewise.
9021 (*avx_movss): Likewise.
9022 (*vec_dupv4sf_avx): Likewise.
9023 (*vec_concatv2sf_avx): Likewise.
9024 (*vec_concatv4sf_avx): Likewise.
9025 (*vec_setv4sf_0_avx): Likewise.
9026 (*vec_setv4sf_avx): Likewise.
9027 (*avx_insertps): Likewise.
9028 (avx_vextractf128<mode>): Likewise.
9029 (vec_extract_lo_<mode>): Likewise.
9030 (vec_extract_hi_<mode>): Likewise.
9031 (vec_extract_lo_<mode>): Likewise.
9032 (vec_extract_hi_<mode>): Likewise.
9033 (vec_extract_lo_v16hi): Likewise.
9034 (vec_extract_hi_v16hi): Likewise.
9035 (vec_extract_lo_v32qi): Likewise.
9036 (vec_extract_hi_v32qi): Likewise.
9037 (avx_unpckhpd256): Likewise.
9038 (*avx_unpckhpd): Likewise.
9039 (avx_movddup256): Likewise.
9040 (*avx_movddup): Likewise.
9041 (avx_unpcklpd256): Likewise.
9042 (*avx_unpcklpd): Likewise.
9043 (avx_shufpd256): Likewise.
9044 (avx_shufpd256_1): Likewise.
9045 (*avx_punpckhqdq): Likewise.
9046 (*avx_punpcklqdq): Likewise.
9047 (*avx_shufpd_<mode>): Likewise.
9048 (*avx_storehpd): Likewise.
9049 (*avx_loadhpd): Likewise.
9050 (*avx_loadlpd): Likewise.
9051 (*avx_movsd): Likewise.
9052 (*vec_concatv2df_avx): Likewise.
9053 (*avx_<plusminus_insn><mode>3): Likewise.
9054 (*avx_<plusminus_insn><mode>3): Likewise.
9055 (*avx_mulv8hi3): Likewise.
9056 (*avxv8hi3_highpart): Likewise.
9057 (*avx_umulv8hi3_highpart): Likewise.
9058 (*avx_umulv2siv2di3): Likewise.
9059 (*avx_mulv2siv2di3): Likewise.
9060 (*avx_pmaddwd): Likewise.
9061 (*avx_mulv4si3): Likewise.
9062 (*avx_ashr<mode>3): Likewise.
9063 (*avx_lshr<mode>3): Likewise.
9064 (*avx_ashl<mode>3): Likewise.
9065 (*avx_<code><mode>3): Likewise.
9066 (*avx_eq<mode>3): Likewise.
9067 (*avx_gt<mode>3): Likewise.
9068 (*avx_nand<mode>3): Likewise.
9069 (*avx_nand<mode>3): Likewise.
9070 (*avx_<code><mode>3): Likewise.
9071 (*avx_<code><mode>3): Likewise.
9072 (*avx_packsswb): Likewise.
9073 (*avx_packssdw): Likewise.
9074 (*avx_packuswb): Likewise.
9075 (*avx_punpckhbw): Likewise.
9076 (*avx_punpcklbw): Likewise.
9077 (*avx_punpckhwd): Likewise.
9078 (*avx_punpcklwd): Likewise.
9079 (*avx_punpckhdq): Likewise.
9080 (*avx_punpckldq): Likewise.
9081 (*avx_pinsr<avxmodesuffixs>): Likewise.
9082 (*avx_pinsrq): Likewise.
9083 (*avx_loadld): Likewise.
9084 (*vec_extractv2di_1_rex64_avx): Likewise.
9085 (*vec_extractv2di_1_avx): Likewise.
9086 (*vec_dupv2di_avx): Likewise.
9087 (*vec_concatv2si_avx): Likewise.
9088 (*vec_concatv4si_1_avx): Likewise.
9089 (*vec_concatv2di_avx): Likewise.
9090 (*vec_concatv2di_rex64_avx): Likewise.
9091 (*avx_uavgv16qi3): Likewise.
9092 (*avx_uavgv8hi3): Likewise.
9093 (*avx_psadbw): Likewise.
9094 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
9095 (*avx_phaddwv8hi3): Likewise.
9096 (*avx_phadddv4si3): Likewise.
9097 (*avx_phaddswv8hi3): Likewise.
9098 (*avx_phsubwv8hi3): Likewise.
9099 (*avx_phsubdv4si3): Likewise.
9100 (*avx_phsubswv8hi3): Likewise.
9101 (*avx_pmaddubsw128): Likewise.
9102 (*avx_pmulhrswv8hi3): Likewise.
9103 (*avx_pshufbv16qi3): Likewise.
9104 (*avx_psign<mode>3): Likewise.
9105 (*avx_palignrti): Likewise.
9106 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9107 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9108 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9109 (*avx_mpsadbw): Likewise.
9110 (*avx_packusdw): Likewise.
9111 (*avx_pblendvb): Likewise.
9112 (*avx_pblendw): Likewise.
9113 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9114 (avx_ptest256): Likewise.
9115 (avx_roundp<avxmodesuffixf2c>256): Likewise.
9116 (*avx_rounds<ssemodesuffixf2c>): Likewise.
9117 (*avx_aesenc): Likewise.
9118 (*avx_aesenclast): Likewise.
9119 (*avx_aesdec): Likewise.
9120 (*avx_aesdeclast): Likewise.
9121 (avx_vzeroupper): Likewise.
9122 (avx_vzeroupper_rex64): Likewise.
9123 (avx_vpermil<mode>): Likewise.
9124 (avx_vpermilvar<mode>3): Likewise.
9125 (avx_vpermil2<mode>3): Likewise.
9126 (avx_vperm2f128<mode>3): Likewise.
9127 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9128 (avx_vbroadcastss256): Likewise.
9129 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
9130 (avx_vinsertf128<mode>): Likewise.
9131 (vec_set_lo_<mode>): Likewise.
9132 (vec_set_hi_<mode>): Likewise.
9133 (vec_set_lo_<mode>): Likewise.
9134 (vec_set_hi_<mode>): Likewise.
9135 (vec_set_lo_v16hi): Likewise.
9136 (vec_set_hi_v16hi): Likewise.
9137 (vec_set_lo_v32qi): Likewise.
9138 (vec_set_hi_v32qi): Likewise.
9139 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9140 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9141 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
9142 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
9143 (vec_init<mode>): Likewise.
9144 (*vec_concat<mode>_avx): Likewise.
9145 (blendbits): Support V8SF and V4DF.
9146 (sse2_movq128): Support AVX.
9147 (<sse>_movnt<mode>): Likewise.
9148 (sse2_movntv2di): Likewise.
9149 (sse_rcpv4sf2): Likewise.
9150 (sse_sqrtv4sf2): Likewise.
9151 (sse_rsqrtv4sf2): Likewise.
9152 (<sse>_comi): Likewise.
9153 (<sse>_ucomi): Likewise.
9154 (sse_cvtss2si): Likewise.
9155 (sse_cvtss2si_2): Likewise.
9156 (sse_cvtss2siq): Likewise.
9157 (sse_cvtss2siq_2): Likewise.
9158 (sse_cvttss2si): Likewise.
9159 (sse_cvttss2siq): Likewise.
9160 (sse2_cvtsd2si): Likewise.
9161 (sse2_cvtsd2si_2): Likewise.
9162 (sse2_cvtsd2siq): Likewise.
9163 (sse2_cvtsd2siq_2): Likewise.
9164 (sse2_cvttsd2si): Likewise.
9165 (sse2_cvttsd2siq): Likewise.
9166 (sse2_cvtdq2pd): Likewise.
9167 (*sse2_cvtpd2dq): Likewise.
9168 (*sse2_cvttpd2dq): Likewise.
9169 (*sse2_cvtpd2ps): Likewise.
9170 (sse2_cvtps2pd): Likewise.
9171 (sse3_movshdup): Likewise.
9172 (sse3_movsldup): Likewise.
9173 (sse_storehps): Likewise.
9174 (*sse4_1_extractps): Likewise.
9175 (sse2_storelpd): Likewise.
9176 (vec_dupv2df_sse3): Likewise.
9177 (*vec_concatv2df_sse3): Likewise.
9178 (*sse4_1_pextrb): Likewise.
9179 (*sse4_1_pextrb_memory): Likewise.
9180 (*sse2_pextrw): Likewise.
9181 (*sse4_1_pextrw_memory): Likewise.
9182 (*sse4_1_pextrd): Likewise.
9183 (*sse4_1_pextrq): Likewise.
9184 (sse2_pshufd_1): Likewise.
9185 (sse2_pshuflw_1): Likewise.
9186 (sse2_pshufhw_1): Likewise.
9187 (*sse2_storeq_rex64): Likewise.
9188 (*vec_dupv4si): Likewise.
9189 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
9190 (sse2_pmovmskb): Likewise.
9191 (*sse2_maskmovdqu): Likewise.
9192 (*sse2_maskmovdqu_rex64): Likewise.
9193 (sse_ldmxcsr): Likewise.
9194 (sse_stmxcsr): Likewise.
9195 (abs<mode>2): Likewise.
9196 (sse4_1_movntdqa): Likewise.
9197 (sse4_1_phminposuw): Likewise.
9198 (sse4_1_extendv8qiv8hi2): Likewise.
9199 (*sse4_1_extendv8qiv8hi2): Likewise.
9200 (sse4_1_extendv4qiv4si2): Likewise.
9201 (*sse4_1_extendv4qiv4si2): Likewise.
9202 (sse4_1_extendv2qiv2di2): Likewise.
9203 (*sse4_1_extendv2qiv2di2): Likewise.
9204 (sse4_1_extendv4hiv4si2): Likewise.
9205 (*sse4_1_extendv4hiv4si2): Likewise.
9206 (sse4_1_extendv2hiv2di2): Likewise.
9207 (*sse4_1_extendv2hiv2di2): Likewise.
9208 (sse4_1_extendv2siv2di2): Likewise.
9209 (*sse4_1_extendv2siv2di2): Likewise.
9210 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9211 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9212 (sse4_1_zero_extendv4qiv4si2): Likewise.
9213 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9214 (sse4_1_zero_extendv2qiv2di2): Likewise.
9215 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9216 (sse4_1_zero_extendv4hiv4si2): Likewise.
9217 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9218 (sse4_1_zero_extendv2hiv2di2): Likewise.
9219 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9220 (sse4_1_zero_extendv2siv2di2): Likewise.
9221 (*sse4_1_zero_extendv2siv2di2): Likewise.
9222 (sse4_1_ptest): Likewise.
9223 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
9224 (sse4_2_pcmpestri): Likewise.
9225 (sse4_2_pcmpestrm): Likewise.
9226 (sse4_2_pcmpistri): Likewise.
9227 (sse4_2_pcmpistrm): Likewise.
9229 (aeskeygenassist): Likewise.
9231 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
9233 * config/i386/predicates.md (vzeroall_operation): New.
9235 * config/i386/sse.md (avx_vzeroall): New.
9236 (*avx_vzeroall): Likewise.
9238 2008-08-28 Paul Brook <paul@codesourcery.com>
9239 Mark Shinwell <shinwell@codesourcery.com>
9240 Richard Earnshaw <richard.earnshaw@arm.com>
9242 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
9243 (TARGET_MIN_ANCHOR_OFFSET): New.
9244 (arm_override_options): Set correct anchor ranges for Thumb-1
9245 and Thumb-2 if required.
9246 (legitimize_pic_address): Handle case involving a TLS symbol
9247 reference with an addend.
9248 (arm_optimization_options): Enable section anchors at -O1 and
9250 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
9251 * config/arm/arm-protos.h (arm_optimization_options): New.
9253 2008-08-28 Nick Clifton <nickc@redhat.com>
9255 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
9256 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
9259 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
9260 * config/v850/v850.md (return): Remove frame size restriction.
9262 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
9264 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
9266 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
9268 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
9270 2008-08-28 Paul Brook <paul@codesourcery.com>
9272 * config/arm/vfp11.md: Update license notice.
9273 * config/arm/cortex-r4.md: Ditto.
9275 2008-08-28 Richard Guenther <rguenther@suse.de>
9277 PR tree-optimization/37207
9278 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
9281 2008-08-28 Dodji Seketeli <dodji@redhat.com>
9284 * tree.c (int_fits_type_p): Don't forget unsigned integers
9285 of type sizetype which higher end word equals -1.
9287 2008-08-28 Ira Rosen <irar@il.ibm.com>
9289 * target.h (struct vectorize): Add new target builtin.
9290 * tree-vectorizer.c (destroy_loop_vec_info): Call
9291 vect_free_slp_instance instead of vect_free_slp_node.
9292 * tree-vectorizer.h (enum slp_load_perm_type): New.
9293 (struct _slp_instance): Add new fields.
9294 (SLP_INSTANCE_LOAD_PERMUTATION): New.
9295 (SLP_INSTANCE_LOADS): New.
9296 (vect_free_slp_tree): Remove.
9297 (vect_free_slp_instance): Declare.
9298 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
9299 (vectorizable_load): Add argument.
9300 (vect_transform_slp_perm_load): New.
9301 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
9303 (vect_get_place_in_interleaving_chain): New function.
9304 (vect_free_slp_tree): Make static.
9305 (vect_free_slp_instance): New function.
9306 (vect_build_slp_tree): Add new arguments. Allow load permutations and
9307 collect the load location in the interleaving chain.
9308 (vect_supported_slp_permutation_p): New function.
9309 (vect_supported_load_permutation_p): Likewise.
9310 (vect_analyze_slp_instance): In case of loads permutation, call
9311 vect_supported_load_permutation_p to check that the permutation is
9313 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
9314 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
9315 (vect_create_mask_and_perm): New function.
9316 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
9317 (vectorizable_load): Add an argument. Don't keep the created vectors
9318 statements in the node if permutation is required. Call
9319 vect_transform_slp_perm_load to generate the permutation.
9320 (vect_transform_stmt): Add new argument. Call vectorizable_load with
9321 additional argument.
9322 (vect_schedule_slp_instance): In case of loads permutation, allocate
9323 vectorized statements structure for all the related SLP nodes. Call
9324 vect_transform_stmt with addditional argument.
9325 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
9326 * config/spu/spu.c (spu_builtin_vec_perm): New.
9327 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9328 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
9329 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
9330 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9332 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
9334 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
9335 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
9336 __gthread_cond_signal, __gthread_cond_timedwait,
9337 __gthread_cond_timedwait_recursive): New functions.
9338 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
9340 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
9343 2008-08-28 Richard Guenther <rguenther@suse.de>
9346 * fold-const.c (maybe_canonicalize_comparison_1): Require
9347 undefined overflow only for canonicalizing A +- CST cmp CST.
9348 Make sure to not generate new constants that are not inside
9349 their TYPE_MIN/MAX_VALUE range.
9350 (maybe_canonicalize_comparison): Remove undefined overflow
9352 (fold_binary): Remove now duplicate folding.
9354 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9356 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
9357 use not updated in the last change.
9359 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9361 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
9362 (IRA_COVER_CLASSES): Add FPUL_REGS.
9364 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9367 * c-common.c (conversion_warning): Check for null operands.
9369 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9372 * c-decl.c (check_for_loop_decls): Improve error message. Give
9375 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9378 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
9379 (convert_for_assignment): Pass corrent OPT_W* parameter to
9380 WARN_FOR_ASSIGNMENT.
9382 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9385 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
9387 2008-08-27 Paul Brook <paul@codesourcery.com>
9389 * config.gcc: Loosen checks for arm uclinux eabi targets.
9391 2008-08-27 Paul Brook <paul@codesourcery.com>
9393 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
9395 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9397 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
9399 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
9400 the enumerators of an ENUMERAL_TYPE.
9401 * dbxout.c (dbxout_type): Ditto.
9403 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
9406 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
9407 (fwprop_addr): Check that the loop_father is not the outer loop.
9409 2008-08-26 Paul Brook <paul@codesourcery.com>
9411 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
9412 Remove documentation entry for fmul type.
9413 Use fmuls to annotate single-precision multiplication patterns,
9414 fmuld to annotate double-precision multiplication patterns,
9415 fmacs to annotate single-precision multiply-accumulate patterns
9416 and fmacd to annotate double-precision multiply-accumulate patterns.
9417 * config/arm/vfp11.md: Update reservations accordingly.
9418 * config/arm/arm.md: Note that certain values of the "type"
9419 attribute are documented in vfp.md.
9420 * config/arm/arm1020e.md: Remove out of date duplicate comment.
9421 (v10_cvt): Use new fmul types.
9423 2008-08-26 Paul Brook <paul@codesourcery.com>
9425 * config/arm/vfp.md: Move pipeline description for VFP11 to...
9426 * config/arm/vfp11.md: ...here. New.
9427 * config/arm/arm.md: Include vfp11.md.
9429 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
9431 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
9432 parameter to inform call.
9434 2008-08-26 Jeff Law <law@redhat.com>
9436 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
9437 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
9438 preferred class when copying a constant into a partial word register.
9440 2008-08-26 Ben Elliston <bje@au.ibm.com>
9442 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
9443 * cp/typeck.c: Likewise.
9444 * cp/tree.c: Likewise.
9445 * gimple-low.c: Likewise.
9448 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
9450 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
9451 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
9453 * doc/passes.texi: Describe IRA.
9455 * doc/tm.texi (IRA_COVER_CLASSES,
9456 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
9458 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
9459 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
9460 -fira-propagate-cost, -fno-ira-share-save-slots,
9461 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
9463 * flags.h (ira_algorithm): New enumeration.
9464 (flag_ira_algorithm, flag_ira_verbose): New external variable
9467 * postreload.c (gate_handle_postreload): Don't do post reload
9468 optimizations unless the reload is completed.
9470 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
9473 * tree-pass.h (pass_ira): New external variable declaration.
9475 * reload.h: Add 2008 to the Copyright.
9477 * cfgloopanal.c: Include params.h.
9478 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
9481 * params.h (IRA_MAX_LOOPS_NUM): New macro.
9483 * toplev.c (ira.h): New include.
9484 (flag_ira_algorithm, flag_ira_verbose): New external variables.
9485 (backend_init_target): Call ira_init.
9486 (backend_init): Call ira_init_once.
9487 (finalize): Call finish_ira_once.
9489 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
9490 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
9493 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
9494 may_move_out_cost): New external variable declarations.
9495 (move_table): New typedef.
9497 * caller-save.c: Include headers output.h and ira.h.
9498 (no_caller_save_reg_set): New global variable.
9499 (save_slots_num, save_slots): New variables.
9500 (reg_save_code, reg_restore_code, add_stored_regs): Add
9502 (init_caller_save): Set up no_caller_save_reg_set.
9503 (init_save_areas): Reset save_slots_num.
9504 (saved_hard_reg): New structure.
9505 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
9506 (initiate_saved_hard_regs, new_saved_hard_reg,
9507 finish_saved_hard_regs, saved_hard_reg_compare_func): New
9509 (setup_save_areas): Add code for sharing stack slots.
9510 (all_blocks): New variable.
9511 (save_call_clobbered_regs): Process pseudo-register too.
9512 (mark_set_regs): Process pseudo-register too.
9513 (insert_one_insn): Put the insn after bb note in a empty basic
9514 block. Add insn check.
9516 * global.c (eliminable_regset): Make it external.
9517 (mark_elimination): Use DF_LR_IN for IRA.
9518 (pseudo_for_reload_consideration_p): New.
9519 (build_insn_chain): Make it external. Don't ignore spilled
9520 pseudos for IRA. Use pseudo_for_reload_consideration_p.
9521 (gate_handle_global_alloc): New function.
9522 (pass_global_alloc): Add the gate function.
9524 * opts.c (decode_options): Set up flag_ira. Print the warning for
9526 (common_handle_option): Process -fira-algorithm and -fira-verbose.
9528 * timevar.def (TV_IRA, TV_RELOAD): New passes.
9530 * regmove.c (regmove_optimize): Don't do replacement of output for
9533 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
9534 New external variable declarations.
9536 * local-alloc.c (update_equiv_regs): Make it external. Return
9537 true if jump label rebuilding should be done. Rescan new_insn for
9539 (gate_handle_local_alloc): New function.
9540 (pass_local_alloc): Add the gate function.
9542 * alias.c (value_addr_p, stack_addr_p): New functions.
9543 (nonoverlapping_memrefs_p): Use them for IRA.
9545 * common.opt (fira, fira-algorithm, fira-coalesce,
9546 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
9547 fira-verbose): New options.
9549 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
9550 move_cost, may_move_in_cost, may_move_out_cost): Make the
9552 (move_table): Remove typedef.
9553 (init_move_cost): Make it external.
9554 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
9557 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
9558 setup_reg_classes): New function prototypes.
9559 (eliminable_regset): New external variable declaration.
9560 (build_insn_chain, update_equiv_regs): New function prototypes.
9562 * Makefile.in (IRA_INT_H): New definition.
9563 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
9564 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
9565 (reload1.o, toplev.o): Add dependence on ira.h.
9566 (cfgloopanal.o): Add PARAMS_H.
9567 (caller-save.o): Add dependence on output.h and ira.h.
9568 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
9569 ira-emit.o, ira-lives.o): New entries.
9571 * passes.c (pass_ira): New pass.
9573 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
9575 * reload1.c (ira.h): Include the header.
9576 (changed_allocation_pseudos): New bitmap.
9577 (init_reload): Initiate the bitmap.
9578 (compute_use_by_pseudos): Permits spilled registers in FROM.
9579 (temp_pseudo_reg_arr): New variable.
9580 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
9581 IRA. Call alter_reg with the additional parameter. Don't clear
9582 spilled_pseudos for IRA. Restore original insn chain for IRA.
9583 Clear changed_allocation_pseudos at the end of reload.
9584 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
9585 (hard_regno_to_pseudo_regno): New variable.
9586 (count_pseudo): Check spilled pseudos. Set up
9587 hard_regno_to_pseudo_regno.
9588 (count_spilled_pseudo): Check spilled pseudos. Update
9589 hard_regno_to_pseudo_regno.
9590 (find_reg): Use better_spill_reload_regno_p. Check
9591 hard_regno_to_pseudo_regno.
9592 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
9594 (eliminate_regs_1): Use additional parameter for alter_reg.
9595 (finish_spills): Set up pseudo_previous_regs only for spilled
9596 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
9597 more arguments. Don't clear live_throughout and dead_or_set for
9598 spilled pseudos. Use additional parameter for alter_reg. Call
9599 mark_allocation_change. Set up changed_allocation_pseudos.
9600 Remove sanity check.
9601 (emit_input_reload_insns, delete_output_reload): Use additional
9602 parameter for alter_reg. Call mark_allocation_change.
9603 (substitute, gen_reload_chain_without_interm_reg_p): New
9605 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
9607 * testsuite/gcc.dg/20080410-1.c: New file.
9609 * config/s390/s390.h (IRA_COVER_CLASSES,
9610 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
9612 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
9614 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
9616 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
9618 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
9620 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
9622 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
9624 2008-08-24 Jeff Law <law@redhat.com>
9625 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
9626 when ignoring unavailable registers.
9628 2008-08-24 Jeff Law <law@redhat.com>
9629 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
9630 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
9631 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
9632 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
9634 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
9635 * ira-build.c (allocno_range_compare_func): Stabilize sort.
9637 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
9638 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
9639 * reload1.c (find_reg): Process registers in register allocation order.
9641 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9642 * toplev.c (backend_init_target): Move ira_init call from
9644 (lang_dependent_init_target): ...to here.
9646 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9647 * ira.c (setup_class_subset_and_memory_move_costs): Don't
9648 calculate memory move costs for NO_REGS.
9650 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
9651 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
9652 STACK_REGS is defined.
9654 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9655 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
9657 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
9658 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
9660 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
9661 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
9662 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
9665 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
9666 Dorit Nuzman <dorit@il.ibm.com>
9668 * gcc/config/spu/spu.md (vec_extract_evenv4si,
9669 vec_extract_evenv4sf, vec_extract_evenv8hi,
9670 vec_extract_evenv16qi, vec_extract_oddv4si,
9671 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
9672 vec_interleave_highv4sf, vec_interleave_lowv4sf,
9673 vec_interleave_highv4si, vec_interleave_lowv4si,
9674 vec_interleave_highv8hi, vec_interleave_lowv8hi,
9675 vec_interleave_highv16qi, vec_interleave_lowv16qi,
9676 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
9678 2008-08-25 Janis Johnson <janis187@us.ibm.com>
9681 * config/rs6000/rs6000.c (optimization_options): Don't default to
9682 section anchors without toplevel reorder.
9684 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9686 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
9687 (mfc_end_critical_section): Likewise.
9689 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9691 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
9692 all type qualifiers from element type to vector type.
9694 2008-08-25 David Daney <ddaney@avtrex.com>
9696 * config/mips/mips.md (immediate_insn): Move up in file, fix
9697 comment typo, reformat.
9698 (fetchop_bit, atomic_hiqi_op memory_barrier,
9699 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
9700 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
9701 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
9702 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
9703 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
9704 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
9705 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
9706 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
9707 sync_old_nand<mode>, sync_new_nand<mode>,
9708 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
9709 test_and_set_12): Moved to sync.md.
9711 * config/mips/sync.md: New file.
9713 2008-08-25 Richard Henderson <rth@redhat.com>
9715 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
9716 (regsave): Likewise.
9717 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
9718 (output_cfi_directive): Likewise.
9719 (div_data_align): New.
9720 (output_cfi): Use it.
9722 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
9724 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
9725 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
9726 (TARGET_OCTEON): New macro.
9727 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
9728 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
9729 (ISA_HAS_POP): New macro.
9730 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9732 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
9734 * config/mips/mips.md (cpu): Add octeon.
9735 (type): Add pop attribute value.
9736 (popcount<mode>2): New pattern.
9737 * doc/invoke.texi (-march=@var{arch}): Add octeon.
9739 2008-08-24 Jan Hubicka <jh@suse.cz>
9741 * doc/invoke.texi (-fipa-cp-clone): New option.
9742 (-fipa-cp): Update docs.
9743 (--param ipcp-unit-growth):New.
9744 * ipa-cp.c: Include fibheap.h, params.h
9745 (ipcp_initialize_node_lattices): When not cloning, all externally
9746 visible functions are bottom.
9747 (ipcp_need_redirect_p): Accept clones.
9748 (ipcp_insert_stage): Use cost driven heuristics.
9749 (max_count, dead_nodes): New static vars.
9750 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
9751 ipcp_const_param_count): New functions.
9752 * common.opt (ipa-cp-clone): New command line option.
9753 * params.def (ipcp-unit-growth): New.
9755 2008-08-24 Jan Hubicka <jh@suse.cz>
9757 * tree-inline.c (tree_function_versioning): Look harder
9758 for referenced vars.
9760 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
9762 PR tree-optimization/37185
9763 * matrix-reorg.c (transform_access_sites): Update changed stmt.
9765 2008-08-23 Jan Hubicka <jh@suse.cz>
9767 * ipa-cp.c (ipcp_analyze_node): New function.
9768 (ipcp_update_cloned_node): Use it.
9769 (ipcp_init_stage): Likewise.
9770 * ipa-inline.c (function_insertion_hook_holder): New static var.
9771 (analyze_function): Break out from ....
9772 (inline_generate_summary): Here; register insertion hook.
9773 (cgraph_decide_inlining): Remove hook.
9774 (add_new_function): New function.
9776 2008-08-23 Jan Hubicka <jh@suse.cz>
9778 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
9780 2008-08-23 Jan Hubicka <jh@suse.cz>
9782 * ipa-cp.c (constant_val_insert): Remove.
9783 (ipcp_propagate_one_const): Remove.
9784 (ipcp_create_replace_map): Always insert replacements to the map.
9785 (ipcp_insert_stage): Do not try to insert statements by hand.
9786 * tree-inline.c (insert_init_stmt): Break out from ...
9787 (setup_one_parameter): ... here; allow NULL BB pointer.
9788 (tree_function_versioning): Use setup_one_parameter to process
9791 2008-08-23 Jan Hubicka <jh@suse.cz>
9793 * tree.c (decl_address_ip_invariant_p): New function.
9794 * tree.h (decl_address_ip_invariant_p): Declare.
9795 * gimple.c (strip_invariant_refs): Break out from ...
9796 (is_gimple_invariant_address): ... here
9797 (is_gimple_ip_invariant_address): New function.
9798 (is_gimple_ip_invariant): New function.
9799 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
9802 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
9803 (ipcp_lat_is_insertable): All constants are insertable.
9804 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
9805 IPA_CONST_VALUE_REF.
9806 (ipcp_initialize_node_lattices): Propagate all types of operands.
9807 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
9808 (ipcp_create_replace_map): Reformat.
9809 (ipcp_need_redirect_p): Simplify.
9810 (ipcp_insert_stage): Check that argument is used before clonning.
9811 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
9813 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
9814 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
9815 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
9816 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
9817 (jump_func_type): Remove IPA_CONST_VALUE_REF.
9818 * tree-inline.c (tree_function_versioning): Add variables referenced
9821 2008-08-23 Jan Hubicka <jh@suse.cz>
9824 * i386.c (standard_80387_constant_p): Use optimize_size.
9826 2008-08-23 Ira Rosen <irar@il.ibm.com>
9828 PR tree-optimization/37161
9829 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
9830 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
9831 (vect_determine_vectorization_factor): Move the scalar type
9832 retrieval to vect_get_smallest_scalar_type.
9833 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
9834 scalar type. Remove redundant computation.
9835 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
9836 (vect_get_slp_defs): Take the type of RHS into account if
9837 necessary by calling vect_get_smallest_scalar_type. Call
9838 vect_get_constant_vectors with additional argument.
9840 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9843 * doc/invoke.texi (Wwrite-strings): Clarify description.
9845 2008-08-23 Ira Rosen <irar@il.ibm.com>
9847 PR tree-optimization/37174
9848 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
9849 def stmt is a part of the loop before accessing its stmt_vec_info.
9851 2008-08-22 Anatoly Sokolov <aesok@post.ru>
9854 * config/avr/avr.md (UNSPEC_SWAP): New constants.
9855 (*swap): New insn pattern.
9856 (*ashlqi3): Rename from ashlqi3 insn pattern.
9857 (ashlqi3): New expanders.
9858 (*lshrqi3): Rename from lshrqi3 insn pattern.
9859 (lshrqi3): New expanders.
9860 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
9861 lshrqi3_const5, lshrqi3_const6): New splitters.
9862 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
9863 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
9866 2008-08-22 Richard Guenther <rguenther@suse.de>
9868 PR tree-optimization/37078
9869 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
9870 [+INF, +INF] ranges.
9872 2008-08-22 Richard Guenther <rguenther@suse.de>
9874 PR tree-optimization/37143
9875 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
9876 a conversion statement instead of a copy.
9878 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
9881 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
9882 CCCmode, CCOmode and CCSmode destination modes.
9885 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
9886 from different units in a single alternative.
9887 (*vec_extractv2sf_1): Ditto.
9888 (*vec_extractv2si_0): Ditto.
9889 (*vec_extractv2si_1): Ditto.
9890 * config/i386/sse.md (sse2_storehpd): Ditto.
9891 (sse2_storelpd): Ditto.
9892 (sse2_loadhpd): Ditto.
9893 (sse2_loadlpd): Ditto.
9896 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
9897 (popcountsi2): Ditto.
9898 (clzdi2_abm): Ditto.
9899 (popcountdi2): Ditto.
9900 (clzhi2_abm): Ditto.
9901 (popcounthi2): Ditto.
9903 2008-08-22 Richard Guenther <rguenther@suse.de>
9907 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
9908 if the multiplication does not overflow.
9910 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
9912 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
9914 2008-08-21 Richard Henderson <rth@redhat.com>
9916 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
9917 spurrious comma from test.
9918 * configure: Rebuild.
9920 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9923 * builtins.c (fold_builtin_next_arg): Add warning about undefined
9926 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
9928 * c-tree.h (grokfield): New argument.
9929 * c-decl.c (grokfield): Handle new location argument.
9930 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
9932 2008-08-21 Richard Guenther <rguenther@suse.de>
9934 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
9936 2008-08-21 Jan Hubicka <jh@suse.cz>
9938 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
9939 (cgraph_add_function_insertion_hook,
9940 cgraph_remove_function_insertion_hook,
9941 cgraph_call_function_insertion_hooks): New functions.
9942 * cgraph.h (cgraph_add_function_insertion_hook,
9943 cgraph_remove_function_insertion_hook,
9944 cgraph_call_function_insertion_hooks): Declare.
9945 * ipa-reference.c (function_insertion_hook_holder): New variable.
9946 (check_operand, look_for_address_of): When checking late, do not care
9947 about module bitmaps.
9948 (add_new_function): New function.
9949 (generate_summary): Register hooks; zero module bitmaps.
9950 (propagate): Unregister hooks.
9951 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
9952 (add_new_function): New function.
9953 (generate_summary): Register hook.
9954 (propagate): Remove hook.
9956 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
9958 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
9959 * ipa-cp.c (ipcp_update_cloned_node): New function.
9960 (build_const_val): Handle functions correctly; bring type logic
9961 into sync with tree-inline.c
9962 (ipcp_init_stage): Take care of computing stuff needed by
9963 indirect inlining; update clones.
9964 (ipcp_generate_summary): Break out of ipcp_driver.
9965 (ipcp_driver): Do only execution and transformation.
9966 (pass_ipa_cp): Make IPA_PASS.
9967 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
9969 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
9970 ipcp, some info is already available.
9971 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
9972 * tree-inline.c (remap_ssa_name): Unshare expression.
9974 2008-08-21 Richard Guenther <rguenther@suse.de>
9976 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9977 a PHI ask VN if it is already available.
9978 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9979 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9981 2008-08-21 Richard Guenther <rguenther@suse.de>
9984 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
9985 makes sure to produce a result of the correct type.
9987 2008-08-21 Jan Hubicka <jh@suse.cz>
9988 Backport from LTO branch:
9990 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9991 Jan Hubicka <jh@suse.cz>
9994 (init_state, finish_state, set_function_state, generate_summary):
9996 (scan_stmt): Renamed from scan_function. Changed to keep state in
9997 local static vars rather than cgraph aux field.
9998 (propagate): Renamed from static_execute. Changed to keep state in
9999 local static vars rather than cgraph aux field.
10000 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
10001 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
10003 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
10005 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
10006 * ipa-reference.c (init_function_info, generate_summary,
10007 propagate): New functions.
10008 (analyze_function): Call init_function_info.
10009 (static_execute): Stripped into generate_summary and propagate.
10010 (pass_ipa_reference): Made into ipa_opt_pass.
10012 2008-08-21 Richard Guenther <rguenther@suse.de>
10014 PR tree-optimization/37181
10015 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
10017 (extract_range_from_unary_expr): Likewise.
10019 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10021 * diagnostic.c (pedwarn_at): Rename as pedwarn.
10023 * toplev.h (pedwarn_at): Likewise.
10024 * builtins.c: Update all calls to pedwarn.
10025 * c-lex.c: Likewise.
10026 * toplev.c: Likewise.
10027 * c-tree.h: Likewise.
10028 * c-decl.c: Likewise.
10029 * c-errors.c: Likewise.
10030 * c-typeck.c: Likewise.
10031 * c-common.c: Likewise.
10032 * c-parser.c: Likewise.
10034 2008-08-20 Joseph Myers <joseph@codesourcery.com>
10037 * config/sparc/sparc.c (function_arg_slotno): Handle structure
10038 with MODE_VECTOR_INT mode.
10040 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10043 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
10044 initialized outside the current module.
10045 (warn_uninitialized_var): Ignore left-hand side when walking the
10046 trees. Ignore address expressions. Examine VUSE operands in gimple
10047 statements with a variable declaration on the right-hand side.
10049 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
10052 * rtlanal.c (subreg_offset_representable_p): Revert last change.
10054 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10057 * c-common.c (conversion_warning): Do not warn if applying bit-and
10058 operator to unsigned constant that fits in the target type.
10060 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10063 * c-common.c (conversion_warning): Do not warn for artificial
10066 2008-08-20 Richard Guenther <rguenther@suse.de>
10068 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
10069 (extract_range_from_binary_expr): Fall back to constant propagation.
10070 (extract_range_from_unary_expr): Likewise.
10072 2008-08-20 Richard Guenther <rguenther@suse.de>
10074 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
10075 with TREE_THIS_VOLATILE on shared nodes.
10076 (fold_stmt_r): Likewise.
10078 2008-08-20 Jakub Jelinek <jakub@redhat.com>
10081 * c-parser.c (c_parser_attributes): For keywords use canonical
10082 spelling for attr_name.
10084 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10086 * value-prof.c (check_counter): Revert wrong call to error.
10088 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10090 * profile.c: Update calls to inform.
10091 * value-prof.c: Update calls to inform.
10093 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10095 * diagnostic.c (inform): Add an explicit location_t parameter.
10096 * toplev.h (inform): Update declaration.
10097 * builtins.c: Update all calls to inform.
10098 * c-common.c: Likewise.
10099 * c-decl.c: Likewise.
10100 * c-opts.c: Likewise.
10101 * c-pch.c: Likewise.
10102 * c-pragma.c: Likewise.
10103 * c-typeck.c: Likewise.
10104 * coverage.c: Likewise.
10105 * opts.c: Likewise.
10106 * toplev.c: Likewise.
10107 * tree-cfg.c: Likewise.
10108 * tree-ssa.c: Likewise.
10110 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
10113 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
10114 V2DI mode, for SSE4.1, use movq instead of vector set if the
10115 second element is zero and inter-unit moves are OK.
10117 2008-08-20 Richard Guenther <rguenther@suse.de>
10119 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
10120 properly handle conversion/copy chains after tuplification.
10122 2008-08-20 Richard Guenther <rguenther@suse.de>
10124 * passes.c (init_optimization_passes): Move the second
10125 forwprop pass before alias computation. Remove the second
10126 DCE pass. Remove the first dominator and phi copy/const
10129 2008-08-20 Nick Clifton <nickc@redhat.com>
10131 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
10132 support of this feature. Do not assume that a sufficiently new
10133 assembler will support the feature regardless of the target type.
10134 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
10135 * configure: Regenerate.
10137 2008-08-20 Richard Guenther <rguenther@suse.de>
10139 * tree-vrp.c (found_in_subgraph): Remove.
10140 (live): New global static.
10141 (live_on_edge): New function.
10142 (blocks_visited): Remove.
10143 (register_edge_assert_for_2): Use live_on_edge.
10144 (find_conditional_asserts): Remove code dealing with
10145 found_in_subgraph. Do not walk the CFG.
10146 (find_switch_asserts): Likewise.
10147 (find_assert_locations_1): Renamed from find_assert_locations.
10148 Move finding assert locations for conditional and switch
10149 statements first. Update live bitmap. Do not walk the CFG.
10150 (find_assert_locations): New function.
10151 (insert_range_assertions): Remove entry of CFG walk.
10152 Adjust call to find_assert_locations.
10153 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
10154 that only can appear because of fake exit edges but assert we
10155 never try to insert on those.
10156 (fini_pre): Do not remove fake exit edges here...
10157 (execute_pre): ...but here, before committing edge inserts.
10159 2008-08-19 Richard Guenther <rguenther@suse.de>
10161 * passes.c (init_optimization_passes): Exchange store-ccp
10164 2008-08-19 Rafael Espíndola <espindola@google.com>
10166 * varasm.c (weak_decls): Move earlier in the file.
10167 (assemble_external): Add weak decls to the weak_decls list.
10168 (declare_weak): Don't add decls to the weak_decls list.
10170 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
10173 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
10174 before (sse2_shufpd_<mode>).
10176 2008-08-19 Jakub Jelinek <jakub@redhat.com>
10179 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
10180 * tree.c (block_nonartificial_location): Likewise.
10182 2008-08-19 Richard Guenther <rguenther@suse.de>
10184 PR tree-optimization/35972
10185 PR tree-optimization/23094
10186 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
10188 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
10189 handle MISALIGNED_INDIRECT_REF.
10190 (get_ref_from_reference_ops): New helper.
10191 (vn_reference_lookup_pieces): Walk the use-def chain using the
10192 alias-oracle if requested.
10193 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
10194 walking the use-def chain.
10195 (compute_avail): But not here.
10196 (create_component_ref_by_pieces_1): Properly handle
10197 MISALIGNED_INDIRECT_REF.
10198 (do_regular_insertion): Handle fully redundant
10199 expressions after PHI-translation also for SSA_NAME values, not
10200 only constants. Correctly use edoubleprime for that.
10202 2008-08-19 Ira Rosen <irar@il.ibm.com>
10204 * tree-vectorizer.c (supportable_widening_operation): Support
10205 multi-step conversion, return the number of steps in such conversion
10206 and the required intermediate types.
10207 (supportable_narrowing_operation): Likewise.
10208 * tree-vectorizer.h (vect_pow2): New function.
10209 (supportable_widening_operation): Change argument types.
10210 (supportable_narrowing_operation): Likewise.
10211 (vectorizable_type_promotion): Add an argument.
10212 (vectorizable_type_demotion): Likewise.
10213 * tree-vect-analyze.c (vect_analyze_operations): Call
10214 vectorizable_type_promotion and vectorizable_type_demotion with
10215 additional argument.
10216 (vect_get_and_check_slp_defs): Detect patterns.
10217 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
10219 (vect_analyze_slp_instance): Don't fail in case of multiple types.
10220 Call vect_build_slp_tree with correct arguments. Calculate unrolling
10221 factor according to the smallest type in the loop.
10222 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
10223 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
10224 supportable_widening_operation with correct arguments.
10225 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
10226 operands lists according to the number of vector statements in left
10227 or right node, if exists.
10228 (vect_gen_widened_results_half): Remove unused argument.
10229 (vectorizable_conversion): Call supportable_widening_operation,
10230 supportable_narrowing_operation, and vect_gen_widened_results_half
10231 with correct arguments.
10232 (vectorizable_assignment): Change documentation, support multiple
10234 (vectorizable_operation): Likewise.
10235 (vect_get_loop_based_defs): New function.
10236 (vect_create_vectorized_demotion_stmts): Likewise.
10237 (vectorizable_type_demotion): Support loop-aware SLP and general
10238 multi-step conversion. Call vect_get_loop_based_defs and
10239 vect_create_vectorized_demotion_stmts for transformation.
10240 (vect_create_vectorized_promotion_stmts): New function.
10241 (vectorizable_type_promotion): Support loop-aware SLP and general
10242 multi-step conversion. Call vect_create_vectorized_promotion_stmts
10243 for transformation.
10244 (vectorizable_store): Change documentation, support multiple
10246 (vectorizable_load): Likewise.
10247 (vect_transform_stmt): Pass SLP_NODE to
10248 vectorizable_type_promotion and vectorizable_type_demotion.
10249 (vect_schedule_slp_instance): Move here the calculation of number
10250 of vectorized statements for each node from...
10251 (vect_schedule_slp): ... here.
10252 (vect_transform_loop): Call vect_schedule_slp without the last
10255 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
10258 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
10259 to == in assert statement.
10260 (vectorizable_reduction): Fix typo.
10262 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10265 * value-prof.c (check_counter): Dereference pointer to overall
10266 count when printing it.
10268 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10270 * profile.h: Really add it.
10272 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10274 * mcf.c: Really add it.
10276 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
10277 Vinodha Ramasamy <vinodha@google.com>
10279 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
10281 * value-prof.c (check_counter): Fix the counter if
10282 flag_profile_correction is true.
10283 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
10284 tree_mod_subtract_transform):
10285 Follow check_counter parameter change.
10286 * common.opt (fprofile-correction): New option.
10288 * profile.h: Likewise.
10289 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
10290 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
10291 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
10293 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
10294 flag_profile_correction is set.
10296 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
10298 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
10300 2008-08-18 Tomas Bily <tbily@suse.cz>
10302 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
10303 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
10305 * tree-data-ref.c (split_constant_offset_1): Likewise.
10306 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
10307 * tree-sra.c (sra_walk_expr): Likewise.
10308 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
10309 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
10310 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
10311 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
10313 * gimple.c (gimple_assign_unary_nop_p): Likewise.
10314 * tree-vect-transform.c (vectorizable_type_demotion)
10315 (vectorizable_type_promotion): Likewise.
10316 * tree-inline.c (expand_call_inline):
10317 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
10318 (forward_propagate_addr_expr_1, forward_propagate_comparison)
10319 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10320 * expr.c (expand_expr_real_1): Likewise.
10321 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
10322 (gimple_assign_unary_useless_conversion_p): Likewise.
10323 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10324 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
10325 * fold-const.c (fold_unary): Likewise.
10326 * tree.h (CONVERT_EXPR_P): Likewise.
10327 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
10328 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
10330 (register_edge_assert_for_2, extract_range_from_unary_expr)
10331 (register_edge_assert_for_1): Likewise.
10333 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10335 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
10336 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
10337 (enum real_value_const): Delete.
10338 (get_real_const): Delete.
10339 * real.c (get_real_const): Delete.
10340 (dconst_e_ptr): Define.
10341 (dconst_third_ptr): Define.
10342 (dconst_sqrt2_ptr): Define.
10343 * builtins.c: Update all callers.
10345 2008-08-18 Richard Guenther <rguenther@suse.de>
10347 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
10348 statement iterator after statement removal.
10350 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
10352 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
10353 (detect_processor_freebsd): Likewise.
10354 (host_detect_local_cpu): Call newly added functions for FreeBSD.
10356 2008-08-18 Richard Guenther <rguenther@suse.de>
10358 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
10359 and loads have the correct types.
10361 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10364 * c-opts.c (cpp_opts): Remove static.
10365 * c-parser.c (cpp_opts): Declare it extern.
10366 (disable_extension_diagnostics): Handle cpp options.
10367 (enable_extension_diagnostics): Likewise.
10369 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10371 * diagnostics.c (permerror_at): Rename as permerror.
10372 (permerror): Delete.
10373 * toplev.h: Likewise.
10375 2008-08-18 Richard Guenther <rguenther@suse.de>
10377 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
10378 sdse1 and addressables2 passes. Replace dce1 with cddce1.
10379 Move call_cdce before build_alias. Move copyrename2,
10380 cunrolli and ccp2 beafore build_alias. Re-add addressable2
10381 right after final inlining.
10382 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
10383 (pass_build_cfg): But instead via TODO_dump_func.
10385 2008-08-18 Richard Guenther <rguenther@suse.de>
10387 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
10389 (scalarize_init): If we failed to generate some initializers
10390 do not generate zeros for not instantiated members. Instead
10391 rely on the copy out.
10392 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
10393 about missing flow-sensitive alias info only if we have
10396 2008-08-17 Nick Clifton <nickc@redhat.com>
10398 * doc/extend.texi (Function Attributes): Fix typo in description
10399 if hot function attribute.
10401 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
10402 Richard Sandiford <rdsandiford@googlemail.com>
10404 * doc/install.texi (--with-mips-plt): Document.
10405 * doc/invoke.texi (-mplt, -mno-plt): Document.
10406 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
10407 and handle ${with_mips_plt}.
10408 * config/mips/mips.opt (mplt): New option.
10409 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
10410 (TARGET_ABICALLS_PIC2): Likewise.
10411 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
10412 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
10413 (ASM_SPEC): Use !mabi=* instead of !mabi*.
10414 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
10415 to decide whether to output ".option picX" directives.
10416 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
10417 Pass -call_nonpic rather than -KPIC for -mplt.
10418 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
10419 on the command line. Also remove it when -mabi=64 is used without
10421 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
10422 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
10423 TARGET_ABICALLS_PIC0.
10424 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
10426 (mips16_build_function_stub): Only output ".option pic" directives
10427 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
10428 (mips16_build_call_stub): Fix comment and remove redundant
10429 ".set at"/"set .noat" directives.
10430 (mips_function_rodata_section): Use the default behaviour for
10431 TARGET_ABSOLUTE_ABICALLS.
10432 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
10433 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
10434 (mips_restore_gp): Do nothing if the current function doesn't use
10436 (mips_expand_prologue): Only save $gp if the current function uses it.
10437 Use a normal move for TARGET_ABICALLS_PIC0.
10438 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
10440 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
10442 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
10443 of function when handling GLOBAL_POINTER_REGNUM.
10445 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
10448 * common.opt (-fstack-check): Do not declare the variable here.
10449 (-fstack-check=): New option variant.
10450 * doc/invoke.texi (Code Gen Options): Document it.
10451 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
10452 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
10453 (STACK_CHECK_STATIC_BUILTIN): New macro.
10454 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
10455 * opts.c: Include expr.h.
10456 (common_handle_option) <OPT_fold_stack_check_>: New case.
10457 <OPT_fstack_check>: Likewise.
10458 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
10459 consistently in the test for variable-sized types. Adjust for
10460 new behaviour of flag_stack_check.
10461 * explow.c: Include except.h.
10462 (allocate_dynamic_stack_space): Do not take into account
10463 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
10464 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
10465 for variable-sized parameters. Treat all parameters whose size is
10466 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
10467 stack checking is enabled.
10468 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
10469 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
10470 if generic stack checking is enabled.
10471 (expand_function_end): Adjust for new behaviour of flag_stack_check.
10472 * reload1.c (reload): Likewise.
10473 * stmt.c (expand_decl): Assert that all automatic variables have
10474 fixed size at this point and remove dead code.
10475 * flags.h (stack_check_type): New enumeration type.
10476 (flag_stack_check): Declare.
10477 * toplev.c (flag_stack_check): New global variable.
10478 * Makefile.in (opts.o): Add dependency on EXPR_H.
10479 (explow.o): Add dependency on except.h.
10481 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
10483 * config/avr/avr.c (avr_override_options): Reduce value of
10484 PARAM_INLINE_CALL_COST.
10486 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
10488 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
10489 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
10490 lieu of TYPE_MODE (type) throughout.
10492 2008-08-15 Joseph Myers <joseph@codesourcery.com>
10494 * config/arm/arm.c (add_minipool_backward_ref): Check for
10495 8-byte-aligned entries in second case of forcing insertion after a
10496 particular entry. Change third case to avoid inserting
10497 non-8-byte-aligned entries before 8-byte-aligned ones.
10499 2008-08-15 Richard Guenther <rguenther@suse.de>
10501 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
10502 strip components for unknown size accesses.
10504 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
10506 * config/s390/2097.md New file.
10507 * config/s390/s390.md ("z10prop" attribute): Define none,
10508 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
10509 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
10510 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
10511 possible values and apply them to insns as appropriate.
10512 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
10513 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
10514 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
10515 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
10516 ("bfp" mode attribute): Removed. Every occurence replaced
10518 * config/s390/s390.c (struct "z10_cost"): Updated entries.
10519 * config/s390/2084.md (insn_reservation "x_itof"): Updated
10522 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10525 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
10528 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
10530 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
10531 additional argument. Support reduction when duplication is needed due
10532 to data-types of different sizes in the loop.
10533 (get_initial_def_for_induction): Fix printout.
10534 (vect_get_vec_def_for_stmt_copy): Support case where the
10535 vec_stmt_for_operand is a phi node.
10536 (vectorizable_reduction): Support reduction when duplication is needed
10537 due to data-types of different sizes in the loop.
10538 (vectorizable_call): Remove restriction to not vectorize in case we
10539 have data-types of different sizes in the loop.
10540 (vectorizable_conversion): Likewise.
10541 (vectorizable_operation): Likewise.
10542 (vectorizable_type_demotion): Likewise.
10543 (vectorizable_type_promotion): Likewise.
10544 (vectorizable_induction): Add restriction to not vectorize in case
10545 we have data-types of different sizes in the loop.
10547 2008-08-14 Christophe Saout <christophe@saout.de>
10548 Uros Bizjak <ubizjak@gmail.com>
10551 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
10552 (*vec_concatv2di_rex64_sse4_1): Ditto.
10553 (*vec_concatv2di_rex64_sse): Ditto.
10555 2008-08-14 Jakub Jelinek <jakub@redhat.com>
10557 PR middle-end/37103
10558 * fold-const.c (fold_widened_comparison): Do not allow
10559 sign changes that change the result even if shorter type
10560 is wider than arg1_unw's type.
10562 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
10564 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
10565 Skip if the multilib testing specifies -march that does not
10566 agree with the one specified in the testcase.
10568 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10570 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
10571 zero extend SImode values being converted to TFmode before passing
10574 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10576 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
10577 __PPU__ when targeting the Cell/B.E. PPU processor.
10579 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
10581 * gimple.h (gimple_call_set_chain): Accept SSA variables.
10582 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
10583 Rematerialize the static chain, if any.
10584 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
10587 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10589 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
10590 (new_loc_descr): Likewise.
10591 (add_loc_descr): Likewise.
10592 (size_of_loc_descr): Likewise.
10593 (size_of_locs): Likewise.
10594 (output_loc_operands): Likewise.
10595 (output_loc_sequence): Likewise.
10596 (new_reg_loc_descr): New.
10597 (build_cfa_loc): Use it.
10598 (build_cfa_aligned_loc): Likewise.
10599 (one_reg_loc_descriptor): Likewise.
10600 (based_loc_descr): Likewise.
10602 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10605 * doc/invoke.texi (Wmain): Update.
10606 * c-decl.c (start_decl): warn_main is only 0 or 1.
10607 (start_function): Likewise. Fix formatting.
10608 (finish_function): Delete redundant warning.
10609 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
10610 * c-opts (c_common_handle_option): -Wall only has effect if
10611 warn_main is uninitialized. OPT_Wmain is automatically
10612 handled. -pedantic also enables Wmain.
10613 (c_common_post_options): Handle all logic for Wmain here.
10614 * c-common.c (warn_main): Delete.
10615 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
10616 * c-common.h (warn_main): Delete.
10618 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10620 PR middle-end/36701
10621 * expr.c (emit_group_store): Allocate stack temp with the
10622 largest alignment when copying from register to stack.
10624 2008-08-13 Richard Guenther <rguenther@suse.de>
10626 * tree.h (maybe_fold_offset_to_address): Declare.
10627 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
10628 (ccp_fold): Handle pointer conversions the same as fold_stmt.
10629 Likewise for POINTER_PLUS_EXPR.
10630 (maybe_fold_offset_to_reference): Enable disabled code.
10631 (maybe_fold_offset_to_address): New function.
10632 (fold_stmt_r): Use it.
10633 (fold_gimple_assign): Likewise.
10634 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
10635 (gimplify_expr): Likewise.
10637 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10639 * toplev.h (pedwarn_at): Fix declaration.
10641 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10643 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
10644 LINK_SPEC): Use %R in -Y P argument.
10646 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10649 * diagnostic.c (pedwarn_at): New.
10650 * toplev.h (pedwarn_at): Declare.
10651 * c-tree.h (build_enumerator): Update declaration.
10652 * c-decl.c (finish_enum): Update comment.
10653 (build_enumerator): Take a location parameter. Give a pedwarn but do
10654 not perform any conversion.
10655 * c-parser.c (c_parser_enum_specifier): Set correct location for
10658 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10661 * c-common.c (conversion_warning): Use a switch. Ignore boolean
10662 expressions except for conversions to signed:1 bitfields. Handle
10663 COND_EXPR with constant operands.
10665 2008-08-13 Richard Guenther <rguenther@suse.de>
10667 PR tree-optimization/15255
10668 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
10669 (struct oecount_s): New struct and VEC types.
10670 (cvec): New global.
10671 (oecount_hash): New function.
10672 (oecount_eq): Likewise.
10673 (oecount_cmp): Likewise.
10674 (zero_one_operation): New function.
10675 (build_and_add_sum): Likewise.
10676 (undistribute_ops_list): Perform un-distribution of multiplication
10677 and division on the chain of summands.
10678 (should_break_up_subtract): Also break up subtracts for factors.
10679 (reassociate_bb): Delete dead visited statements.
10680 Call undistribute_ops_list. Re-sort and optimize if it did something.
10681 * passes.c (init_optimization_passes): Move DSE before
10683 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
10686 2008-08-12 Janis Johnson <janis187@us.ibm.com>
10688 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
10690 * doc/invoke.texi: Revert unintended checkin.
10692 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
10695 * gcc.c (include_spec_function): Tweak call to find_a_file.
10697 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10699 PR middle-end/37014
10700 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
10701 and TRUTH_ORIF_EXPR.
10702 * dojump.c (do_jump): Likewise.
10704 PR tree-optimization/37084
10705 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
10706 if id->regimplify, don't assume stmt is a cast assignment.
10708 2008-08-12 Anatoly Sokolov <aesok@post.ru>
10710 * final.c (final_scan_insn): Use app_enable/app_disable functions.
10712 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10715 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
10718 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10720 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
10721 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
10723 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
10724 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
10725 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
10726 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
10727 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
10729 * doc/tm.texi (Storage Layout): Remove documentation for
10730 TARGET_FLOAT_FORMAT.
10732 * simplify-rtx.c (simplify_binary_operation_1): Replace
10733 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
10735 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10737 * real.h (struct real_format): New member has_sign_dependent_rounding.
10738 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
10739 spu_single_format, ieee_double_format, mips_double_format,
10740 motorola_double_format, ieee_extended_motorola_format,
10741 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10742 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10743 mips_extended_format, ieee_quad_format, mips_quad_format,
10744 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10745 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10747 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10748 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10749 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10750 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10751 (ROUND_TOWARDS_ZERO): Likewise.
10753 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
10754 (FLOAT_MODE_FORMAT): New macro.
10755 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
10756 (MODE_COMPOSITE_P): ... this new macro.
10757 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10758 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
10759 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
10761 * flags.h: Include "real.h".
10763 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
10764 REAL_MODE_FORMAT_COMPOSITE_P.
10765 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
10767 * doc/tm.texi (Storage Layout): Remove documentation of
10768 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10769 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
10770 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
10771 they only apply to libgcc2.a.
10773 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10775 * config/spu/float_disf.c: New file.
10776 * config/spu/float_unsdisf.c: New file.
10777 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
10778 (LIB2FUNCS_EXCLUDE): Define.
10780 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10781 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10783 * real.h (struct real_format): New member round_towards_zero.
10784 * real.c (round_for_format): Respect fmt->round_towards_zero.
10785 (ieee_single_format, mips_single_format, motorola_single_format,
10786 spu_single_format, ieee_double_format, mips_double_format,
10787 motorola_double_format, ieee_extended_motorola_format,
10788 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10789 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10790 mips_extended_format, ieee_quad_format, mips_quad_format,
10791 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10792 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10794 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
10795 real_format to choose rounding mode when calling MPFR functions.
10796 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
10797 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
10799 * real.h (real_to_decimal_for_mode): Add prototype.
10800 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
10801 Respect target rounding mode when generating decimal representation.
10802 (real_to_decimal): New stub for backwards compatibility.
10803 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
10804 real_to_decimal_for_mode instead of real_to_decimal.
10806 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
10808 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10809 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10811 * real.c (spu_single_format): New variable.
10812 * real.h (spu_single_format): Declare.
10814 * config/spu/spu.c (spu_override_options): Install SFmode format.
10815 (spu_split_immediate): Use integer mode to operate on pieces of
10816 floating-point values in all cases.
10818 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
10819 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
10820 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
10822 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10824 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
10826 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10828 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
10830 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10833 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
10834 on the VAR_DECL instead of TYPE_READONLY on its type.
10836 2008-08-12 Ira Rosen <irar@il.ibm.com>
10838 * tree-vectorizer.c: Depend on langhooks.h.
10839 (supportable_widening_operation): Add two arguments. Support double
10841 (supportable_narrowing_operation): Likewise.
10842 * tree-vectorizer.h (supportable_widening_operation): Add two
10844 (supportable_narrowing_operation): Likewise.
10845 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
10846 supportable_widening_operation with correct arguments.
10847 * tree-vect-transform.c (vectorizable_conversion): Likewise.
10848 (vectorizable_type_demotion): Support double type conversions.
10849 (vectorizable_type_promotion): Likewise.
10850 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
10852 2008-08-11 Michael Matz <matz@suse.de>
10854 * i386/i386.c (override_options): Move initialisation from
10855 flag_schedule_insns_after_reload to here from ...
10856 (optimization_options): ... here.
10858 2008-08-11 Jakub Jelinek <jakub@redhat.com>
10860 PR rtl-optimization/36998
10861 * dwarf2out.c (compute_barrier_args_size_1,
10862 compute_barrier_args_size): Temporarily remove assertions.
10864 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10866 PR middle-end/20644
10867 * tree-ssa.c (struct walk_data): Add new flag
10868 warn_possibly_uninitialized.
10869 (warn_uninitialized_var): Use it.
10870 (warn_uninitialized_vars): New.
10871 (execute_early_warn_uninitialized): Call it.
10872 (execute_late_warn_uninitialized): Likewise.
10874 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10876 PR middle-end/36238
10877 * reload1.c (gen_reload): Guard calls to get_secondary_mem
10878 for memory subregs.
10880 2008-08-09 Jan Hubicka <jh@suse.cz>
10883 * optabs.c (maybe_emit_unop_insn): Remove produced code if
10885 (expand_fix): Be prepared for expansion to fail.
10886 (expand_sfix_optab): Remove instructions if expansion failed.
10888 2008-08-09 Anatoly Sokolov <aesok@post.ru>
10890 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
10891 avr31 architecture.
10892 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
10893 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10895 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10897 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
10898 mips/t-libgcc-mips16 to tmake_file.
10899 * config/mips/mips-protos.h (mips_call_type): New enum.
10900 (mips_pic_base_register, mips_got_load): Declare.
10901 (mips_restore_gp): Take an rtx argument.
10902 (mips_use_pic_fn_addr_reg_p): Declare.
10903 (mips_expand_call): Replace the sibcall_p argument with
10904 a mips_call_type argument. Add a lazy_p parameter.
10905 (mips_split_call): Declare.
10906 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
10907 (MIPS16_PIC_TEMP): Likewise.
10908 (reg_class): Delete M16_NA_REGS.
10909 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10910 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
10911 (mips_split_hi_p): Declare.
10912 * config/mips/mips.c (mips_split_hi_p): New array.
10913 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
10914 (mips_got_symbol_type_p): New function.
10915 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
10916 (mips16_stub_function_p): New function.
10917 (mips16_local_function_p): Likewise.
10918 (mips_use_pic_fn_addr_reg_p): Likewise.
10919 (mips_cannot_force_const_mem): Return false for HIGHs.
10920 Extend CONST_INT and symbolic handling to MIPS16, using
10921 mips_symbol_insns to check that the base symbol type is a
10922 legitimate constant. Reject GOT-based constants if
10923 TARGET_MIPS16_PCREL_LOADS.
10924 (mips_const_insns): Check targetm.cannot_force_const_mem when
10925 decomposing a symbolic base and a large offset.
10926 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
10927 When calling a function that needs $25 from MIPS16 code,
10928 move the target address into $25 separately and add a USE
10930 (mips16_gp_pseudo_reg): Insert the initializer immediately
10931 before the first real insn.
10932 (mips_pic_base_register, mips_got_load): New functions.
10933 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
10934 parameter to LOW_OUT. Say that it can be any valid SET_SRC
10935 when splitting a load-address operation. Split SYMBOL_GOT_DISP
10936 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
10937 (mips_call_tls_get_addr): Update the call to mips_expand_call,
10938 also passing NULL_RTX rather than const0_rtx as the aux argument.
10939 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
10940 instead of TARGET_EXPLICIT_RELOCS.
10941 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
10942 (mips_load_call_address): Replace the sibcall_p argument with
10943 a mips_call_type argument. Use mips_got_load.
10944 (mips16_local_alias): New structure.
10945 (mips16_local_aliases): New variable.
10946 (mips16_local_aliases_hash): New function.
10947 (mips16_local_aliases_eq): Likewise.
10948 (mips16_local_alias): Likewise.
10949 (mips16_stub_function): Likewise.
10950 (mips16_build_function_stub): Create a local alias for the target
10951 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
10952 .cpload directive and an R_MIPS_NONE relocation for the target
10953 function, then load the alias rather than the function itself.
10954 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
10955 (mips16_copy_fpr_return_value): Use mips16_stub_function and
10956 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
10957 (mips16_build_call_stub): Replace the FN parameter with an
10958 FN_PTR parameter. Force the address into a register if it
10959 isn't a call_insn_operand; don't rely on the caller to do this.
10960 If a call to a locally-defined and locally-binding MIPS16
10961 function must be made indirectly, redirect the call to the
10962 function's local alias. Use mips16_stub_function_p,
10963 mips16_stub_function, mips_expand_call and use_reg.
10964 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
10965 Use explicit %hi and %lo accesses where possible.
10966 Use MIPS_CALL to generate the correct code form of a
10967 jal instruction. Add clobbers of $18 instead of uses.
10968 Update the call to mips_emit_call_insn.
10969 (mips_expand_call): Replace the SIBCALL_P argument with a
10970 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
10971 Take a LAZY_P parameter. Call mips16_build_call_stub first,
10972 allowing it to modify the call address. Update the calls to
10973 mips_load_call_address and mips_emit_call_insn.
10974 (mips_split_call): New function.
10975 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
10976 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
10977 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
10978 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
10979 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
10981 (mips_cprestore_slot): New function.
10982 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
10983 and use mips_cprestore_slot.
10984 (mips_output_function_prologue): Handle TARGET_MIPS16 for
10986 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
10987 then use a copygp_mips16 instruction to set up $28.
10988 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
10989 (mips16_lay_out_constants): Call split_all_insns_noflow.
10990 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
10991 false if TARGET_MIPS16.
10992 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
10993 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
10994 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
10995 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
10996 MIPS16 code. Allow MIPS16 o32 PIC.
10997 (mips_override_options): Allow MIPS16 o32 PIC.
10998 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
10999 after reload if TARGET_USE_GOT.
11000 (UNSPEC_COPYGP): New constant.
11001 (length): Use a default length of 8 for MIPS16 GOT loads.
11002 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
11003 (*got_page<mode>): Check mips_split_hi_p.
11004 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
11005 (unspec_got<mode>, unspec_call<mode>): New expanders.
11006 (load_got<mode>, load_call<mode>): Remove the length attributes.
11007 Use a got attribute instead of a type attribute.
11008 (copygp_mips16): New insn.
11009 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
11010 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
11011 (sibcall, sibcall_value, call, call_value): Update the calls
11012 to mips_expand_call.
11013 (call_internal, call_value_internal): Use mips_split_call.
11014 (call_value_multiple_internal): Likewise.
11015 (call_split): Move after call_internal (the insn it is split from).
11016 (call_internal_direct, call_value_internal_direct): Turn into
11017 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
11018 (call_direct_split, call_value_direct_split): New patterns.
11019 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
11020 and use M16_REGS instead of M16_NA_REGS.
11021 * config/mips/predicates.md (const_call_insn_operand): Replace
11022 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
11023 mips_use_pic_fn_addr_reg_p check.
11024 (move_operand): Reject HIGHs if mips_split_hi_p.
11025 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
11026 (__mips16_floatunsisf): Inline __mips16_floatsisf.
11027 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
11028 * config/mips/libgcc-mips16.ver: New file.
11029 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
11030 $(srcdir)/config/mips/libgcc-mips16.ver.
11032 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11034 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
11036 (mips_unspec_address, mips_unspec_offset_high): Likewise.
11037 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
11038 (mips16_cfun_returns_in_fpr_p): Likewise.
11040 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11042 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
11043 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
11044 rather than 4 to PC.
11046 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11048 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
11049 (FUNCTION_PROFILER): Save the static chain pointer into $2
11050 beforehand and restore it aftewards.
11051 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
11052 address directly into $25 and call the function through $25;
11053 do not clobber $3. Pad the DImode version to cover the space
11054 left by the deleted $25 <- $3 move.
11055 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
11056 the removal of the $25 <- $3 move.
11057 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
11058 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
11060 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11061 Daniel Jacobowitz <dan@codesourcery.com>
11063 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
11064 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
11065 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
11066 * config/mips/mips.c (mips_start_function_definition): New function.
11067 (mips_end_function_definition): Likewise.
11068 (mips_output_function_prologue): Use mips_start_function_definition.
11069 (mips_output_function_epilogue): Use mips_end_function_definition.
11070 (build_mips16_function_stub): Use mips_start_function_definition
11071 and mips_end_function_definition.
11072 (build_mips16_call_stub): Likewise.
11074 2008-08-09 Richard Guenther <rguenther@suse.de>
11076 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
11077 * gimple.h (gimple_call_fn): Adjust comment.
11078 (gimple_call_set_fndecl): New function.
11079 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
11080 longer having bare FUNCTION_DECL operand.
11081 (gimple_call_return_type): Likewise.
11082 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
11084 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
11085 (gimple_mod_pow2): Likewise.
11086 (gimple_mod_subtract): Likewise.
11087 (gimple_ic): Likewise.
11088 (gimple_stringop_fixed_value): Likewise.
11089 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
11090 longer having bare FUNCTION_DECL operand.
11091 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
11092 * omp-low.c (optimize_omp_library_calls): Likewise.
11093 * cgraphunit.c (update_call_expr): Likewise.
11094 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
11095 (execute_convert_to_rsqrt): Likewise.
11096 * cfgexpand.c (gimple_to_tree): Simplify.
11097 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
11098 bare FUNCTION_DECL operand.
11099 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
11100 (convert_gimple_call): Use gimple_call_fndecl.
11101 * c-common.c (c_warn_unused_result): Likewise.
11103 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11106 * c-typeck.c (digest_init): Call verify_sequence_points from here.
11107 (c_finish_return): Likewise.
11108 (c_start_case): Likewise.
11109 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
11110 * c-parser.c (c_parser_condition): New. Call
11111 verify_sequence_points.
11112 (c_parser_paren_condition): Call c_parser_condition.
11113 (c_parser_for_statement): Call c_parser_condition.
11115 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11118 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
11119 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
11120 Moved from diagnostic.h
11121 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
11123 (emit_diagnostic): New.
11124 (warning0, pedwarn0): Delete.
11125 (warning, warning_at, pedwarn, permerror): Return bool.
11126 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
11127 Moved to diagnostic.c.
11128 (struct diagnostic_context): Use correct type for
11129 classify_diagnostic.
11130 (diagnostic_report_diagnostic): Update declaration.
11131 (emit_diagnostic): Declare.
11132 * errors.c (warning): Return bool.
11133 * errors.h (warning): Update declaration.
11134 * toplev.h (warning0, pedwarn0): Delete.
11135 (warning, warning_at, pedwarn, permerror): Return bool.
11136 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
11137 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
11138 inform. Update all calls.
11139 (diagnose_mismatched_decls): Check return value of warning/pedwarn
11140 before giving informative note.
11141 (implicit_decl_warning): Likewise.
11142 * c-typeck.c (build_function_call): Likewise.
11143 * tree-sssa.c (warn_uninit): Likewise.
11144 * builtins.c (gimplify_va_arg_expr): Likewise.
11146 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11149 * doc/invoke.texi (-Wextra): Move warning from here...
11150 (-Wuninitialized): ... to here.
11152 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11155 * flags.h (set_Wunused): Delete
11156 * toplev.c (process_options): Handle Wunused flags here.
11157 * opts.c (maybe_warn_unused_parameter): Delete.
11158 (common_handle_option): Replace set_Wunused by warn_unused.
11159 (set_Wextra): Do not handle Wunused-parameter here.
11160 (set_Wunused): Delete.
11161 * c-opts.c (c_common_handle_option): Replace set_Wunused by
11163 * common.opt (Wunused): Add Var and Init.
11164 (Wunused-function): Likewise.
11165 (Wunused-label): Likewise.
11166 (Wunused-parameter): Likewise.
11167 (Wunused-value): Likewise.
11168 (Wunused-variable): Likewise.
11170 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
11172 * doc/invoke.texi: Add cpu_type power7.
11173 * config.in (HAVE_AS_VSX): New.
11174 * config.gcc: Add cpu_type power7.
11175 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
11177 * configure: Regenerate.
11178 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
11180 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
11181 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
11182 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
11184 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
11186 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
11187 type to vectorize.builtin_conversion.
11188 (vectorizable_conversion): Likewise.
11189 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
11190 integral type as input.
11191 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
11193 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
11194 and ALTIVEC_BUILTIN_VCTSXS.
11195 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
11198 2008-08-08 Richard Guenther <rguenther@suse.de>
11200 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
11201 (surely_varying_stmt_p): Calls are varying only if they are
11202 non-builtin and not indirect or have no result.
11203 (ccp_fold): Re-instantiate code before the tuples merge.
11205 2008-08-08 Richard Guenther <rguenther@suse.de>
11207 PR tree-optimization/37056
11208 * gimple.h (gimple_assign_rhs_class): New helper function.
11209 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
11210 unary operations properly.
11212 2008-08-07 Jan Hubicka <jh@suse.cz>
11214 * i386.h (ix86_size_cost): Declare.
11215 (ix86_cur_cost): New function macro.
11216 * i386.md (peepholes expanding size and splitters): Predicate by
11217 optimize_insn_for_speed_p.
11218 (peepholes reduce size and splitters): Predicate by
11219 optimize_insn_for_size_p.
11220 * i386.c (ix86_size_cost): Rename from ...
11221 (size_cost): This one.
11222 (override_options): Update.
11223 (decide_alg): Likewise.
11224 (ix86_expand_clear): Use RTL profile.
11225 (ix86_pad_returns): Use RTL profile.
11227 2008-08-07 Jan Hubicka <jh@suse.cz>
11229 * recog.c (split_all_insns): Set RTL profile
11230 (peephole2_optimize): Likewise.
11231 * function.c (thread_prologue_and_epilogue_insns): Likewise.
11232 * combine.c (combine_instructions): Likewise.
11234 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11236 * c-common.c (c_common_reswords): Also warn about keyword "bool".
11238 2008-08-07 Bob Wilson <bob.wilson@acm.org>
11240 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
11241 value in a6 after the set_frame_ptr insn.
11243 2008-08-07 Richard Henderson <rth@redhat.com>
11246 * gcc.c (cpp_options): Pass along -g*.
11248 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11250 * config/arm/arm.c (output_move_neon): Update comment describing
11251 big-endian vector layout.
11252 (arm_assemble_integer): Do not handle big-endian NEON vectors
11254 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
11255 neon_vget_lane<mode>_sext_internal,
11256 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
11257 element indices for big-endian.
11259 2008-08-07 Richard Henderson <rth@redhat.com>
11261 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
11262 * configure, config.in: Rebuild.
11263 * debug.h (dwarf2out_do_cfi_asm): Declare.
11264 * c-cppbuiltin.c (c_cpp_builtins): Use it.
11265 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
11266 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
11267 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
11269 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11271 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11272 movv2si_internal): Combine into mov<mode>_internal.
11273 (movv2si_internal_2): Remove.
11275 2008-08-07 Jan Hubicka <jh@suse.cz>
11278 * i386.md (single stringop patterns): Enable unconditionally.
11280 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
11283 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
11285 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
11286 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
11288 * config/i386/sse.md (sse2_movq128): New.
11290 * doc/extend.texi: Document __builtin_ia32_movq128.
11292 2008-08-07 Richard Guenther <rguenther@suse.de>
11294 PR middle-end/37042
11295 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
11296 pointers can access anything.
11298 2008-08-06 Jan Hubicka <jh@suse.cz>
11300 * optabs.c (emit_unop_insn): Break out to ...
11301 (maybe_emit_unop_insn): ... this one.
11302 (expand_sfix_optab): Use maybe variant.
11303 * optabs.h (maybe_emit_unop_insn): Declare.
11305 * i386.md (mov0 patterns): Enable by default.
11306 (FP conversion expanders): Disable expansion of code expanding
11307 sequences when instruction should be optimized for size.
11308 (single strinop patterns): Enable when optimizing for size.
11309 (string expanders): Disable expanding of code expanding sequences
11310 when optimizning instruction for size.
11311 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
11313 (ix86_fp_comparison_sahf_cost): Likewise.
11314 (ix86_expand_branch): Likewise.
11315 (ix86_expand_ashl_const): Likewise.
11316 (ix86_split_ashl): Likewise.
11317 (ix86_expand_strlen): Likewise.
11318 (ix86_emit_fp_unordered_jump): Likewie.
11320 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11322 * c-common.c: Fix typo.
11323 (c_common_reswords): Activate more C++ keyword warnings.
11325 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
11327 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11330 * diagnostic.c (permerror_at): New.
11331 * toplev.h (permerror_at): Declare.
11333 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
11334 Ira Rosen <irar@il.ibm.com>
11336 * tree-vect-transform.c (vect_model_simple_cost): Return
11337 immediately if stmt is pure SLP.
11338 (vect_model_store_cost): Ditto.
11339 (vect_model_load_cost): Ditto.
11340 (vectorizable_store): Remove PURE_SLP check before call
11341 to vect_model_store_cost.
11342 (vect_model_store_cost): When checking whether stmt describe
11343 strided access, add a check that it is not slp_node.
11345 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11348 * c-common.c (warn_for_sign_compare): New. Handle separately the
11349 case that 'constant' is zero.
11350 * c-typeck.c (build_binary_op): Move code to c-common.c
11352 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11354 * config/alpha/alpha.c (alpha_preferred_reload_class,
11355 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
11356 alpha_output_mi_thunk_osf): Avoid C++ keywords.
11357 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
11358 * config/arm/arm.md: Likewise.
11359 * config/avr/avr-protos.h (preferred_reload_class,
11360 test_hard_reg_class, avr_simplify_comparison_p,
11361 out_shift_with_cnt, class_max_nregs): Likewise.
11362 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
11363 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
11364 preferred_reload_class, test_hard_reg_class): Likewise.
11365 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
11366 bfin_memory_move_cost, bfin_secondary_reload,
11367 bfin_output_mi_thunk): Likewise.
11368 * config/crx/crx.c (crx_secondary_reload_class,
11369 crx_memory_move_cost): Likewise.
11370 * config/frv/frv-protos.h (frv_secondary_reload_class,
11371 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
11372 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
11373 frv_secondary_reload_class, frv_class_likely_spilled_p,
11374 frv_class_max_nregs): Likewise.
11375 * config/h8300/h8300.c (h8300_classify_operand,
11376 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
11378 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
11379 * config/ia64/ia64.c (ia64_preferred_reload_class,
11380 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
11381 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
11382 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
11384 * config/m68hc11/m68hc11.c (preferred_reload_class,
11385 m68hc11_memory_move_cost): Likewise.
11386 * config/mcore/mcore.c (mcore_secondary_reload_class,
11387 mcore_reload_class): Likewise.
11388 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
11389 mips_class_max_nregs, mips_cannot_change_mode_class,
11390 mips_preferred_reload_class, mips_secondary_reload_class,
11391 mips_output_mi_thunk): Likewise.
11392 * config/mmix/mmix.c (mmix_preferred_reload_class,
11393 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
11395 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
11397 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
11398 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
11399 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11400 * config/rs6000/rs6000.c (paired_expand_vector_init,
11401 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
11402 compare_section_name, rs6000_memory_move_cost): Likewise.
11403 * config/s390/s390.c (s390_emit_compare_and_swap,
11404 s390_preferred_reload_class, s390_secondary_reload,
11405 legitimize_pic_address, legitimize_tls_address,
11406 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
11407 s390_class_max_nregs): Likewise.
11408 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11409 * config/s390/s390.md: Likewise.
11410 * config/score/score-protos.h (score_secondary_reload_class,
11411 score_preferred_reload_class): Likewise.
11412 * config/score/score.c (score_preferred_reload_class,
11413 score_secondary_reload_class): Likewise.
11414 * config/score/score3.c (score3_output_mi_thunk,
11415 score3_preferred_reload_class, score3_secondary_reload_class,
11416 score3_hard_regno_mode_ok): Likewise.
11417 * config/score/score3.h (score3_preferred_reload_class,
11418 score3_secondary_reload_class): Likewise.
11419 * config/score/score7.c (score7_output_mi_thunk,
11420 score7_preferred_reload_class, score7_secondary_reload_class,
11421 score7_hard_regno_mode_ok): Likewise.
11422 * config/score/score7.h (score7_preferred_reload_class,
11423 score7_secondary_reload_class): Likewise.
11424 * config/sh/sh.c (prepare_move_operands, output_far_jump,
11425 output_branchy_insn, add_constant, gen_block_redirect,
11426 sh_insn_length_adjustment, sh_cannot_change_mode_class,
11427 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
11428 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11429 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
11430 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
11431 xstormy16_preferred_reload_class): Likewise.
11432 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
11433 xtensa_expand_atomic, override_options,
11434 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
11436 * reorg.c (try_merge_delay_insns): Likewise.
11437 * tree.c (merge_dllimport_decl_attributes): Likewise.
11439 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
11441 2008-08-06 Michael Matz <matz@suse.de>
11443 * Makefile.in (write_entries_to_file): Quote words.
11444 * gengtype.c (read_input_line): Skip over leading white-space.
11446 2008-08-06 Marc Gauthier <marc@tensilica.com>
11448 * config.gcc: Match more processor names for Xtensa.
11449 * configure.ac: Likewise.
11450 * doc/install.texi (Specific): Likewise.
11451 * configure: Regenerate.
11453 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11455 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
11456 * calls.c (avoid_likely_spilled_reg): Likewise.
11457 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
11458 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
11459 * config/i386/i386.c (ix86_expand_special_args_builtin,
11460 ix86_secondary_reload): Likewise.
11461 * except.c (struct eh_region, gen_eh_region_catch,
11462 remove_unreachable_regions, duplicate_eh_regions,
11463 assign_filter_values, build_post_landing_pads,
11464 sjlj_find_directly_reachable_regions, remove_eh_handler,
11465 reachable_next_level, foreach_reachable_handler,
11466 can_throw_internal_1, can_throw_external_1,
11467 collect_one_action_chain): Likewise.
11468 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
11469 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
11470 * function.c (update_temp_slot_address, instantiate_new_reg,
11471 instantiate_virtual_regs_in_rtx,
11472 instantiate_virtual_regs_in_insn): Likewise.
11473 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
11474 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
11475 gimplify_cleanup_point_expr): Likewise.
11476 * ipa-cp.c (ipcp_lattice_changed): Likewise.
11477 * passes.c (next_pass_1): Likewise.
11478 * print-tree.c (print_node_brief, print_node): Likewise.
11479 * profile.c (branch_prob): Likewise.
11480 * tree-dump.c (dump_register): Likewise.
11481 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
11483 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
11484 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
11485 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
11486 copy_arguments_for_versioning, copy_static_chain): Likewise.
11487 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
11488 add_new_name_mapping, register_new_name_mapping): Likewise.
11489 * tree-mudflap.c (mf_xform_derefs): Likewise.
11490 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
11491 get_init_expr, combine_chains): Likewise.
11492 * tree-pretty-print.c (dump_generic_node): Likewise.
11493 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
11494 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
11495 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
11496 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
11498 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11500 PR middle-end/37010
11501 * calls.c (expand_call): Use the biggest preferred stack
11504 2008-08-06 Michael Matz <matz@suse.de>
11507 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
11508 for reused reload, instead of overwriting them.
11510 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11512 PR middle-end/37009
11513 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
11514 for incoming stack boundary.
11516 * function.c (assign_parm_find_entry_rtl): Update
11517 parm_stack_boundary.
11519 * function.h (rtl_data): Add parm_stack_boundary.
11521 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
11522 parm_stack_boundary for incoming stack boundary.
11524 2008-08-06 Joseph Myers <joseph@codesourcery.com>
11526 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
11527 for unrepresentable subregs or treat them as equal to other regs
11528 or subregs with the same register number.
11530 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
11532 PR middle-end/35432
11533 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
11536 2008-08-06 Jan Hubicka <jh@suse.cz>
11538 * predict.c (maybe_hot_frequency_p): When profile is absent, all
11539 frequencies might be hot.
11541 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
11543 * reload.c (find_reloads): Force constants into literal pool
11544 also if they are wrapped in a SUBREG.
11546 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11549 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
11550 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
11551 Don't allow predicated instructions for data speculation.
11552 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
11555 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11557 * haifa-sched.c (extend_global): Split to extend_global_data and
11558 extend_region_data. Update all uses.
11559 (extend_all): Rename to extend_block_data.
11561 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11563 * sched-rgn.c (new_ready): Check if instruction can be
11564 speculatively scheduled before attempting speculation.
11565 (debug_rgn_dependencies): Remove wrongful assert.
11567 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11569 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
11571 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11573 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
11574 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
11575 va_size, and type_size.
11577 2008-08-04 Jason Merrill <jason@redhat.com>
11580 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
11581 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
11583 2008-08-05 Richard Henderson <rth@redhat.com>
11585 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
11586 * configure: Rebuild.
11588 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11591 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
11592 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
11595 2008-08-05 Richard Henderson <rth@redhat.com>
11597 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
11598 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
11599 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
11600 * common.opt (fdwarf2-cfi-asm): New.
11601 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
11602 * config.in, configure: Rebuild.
11603 * dwarf2asm.c (dw2_asm_output_data_raw): New.
11604 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
11606 (dw2_force_const_mem): Externalize.
11607 * dwarf2asm.h: Update.
11608 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
11609 generate a real label.
11610 (output_cfi_directive): New.
11611 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
11612 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
11613 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
11615 (dwarf2out_end_epilogue): Emit .cfi_endproc.
11616 (output_loc_operands_raw, output_loc_sequence_raw): New.
11617 (output_cfa_loc_raw): New.
11619 2008-08-05 Paul Brook <paul@codesourcery.com>
11621 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
11622 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
11623 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
11624 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
11625 * config/arm/arm.h (TARGET_VFPD32): Define.
11626 (TARGET_VFP3): Use TARGET_VFPD32.
11627 (fputype): Add FPUTYPE_VFP3D16.
11628 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
11629 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
11630 * config/arm/arm-cores.def: Add cortex-r4f.
11631 * config/arm/arm-tune.md: Regenerate.
11633 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11635 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
11636 Reword some comments throughout the file.
11638 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
11639 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
11640 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
11641 MFC_MIN_DMA_LIST_ELEMENTS.
11642 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
11643 MFC_MAX_DMA_LIST_ELEMENTS.
11645 (MFC_START_ENABLE): Remove PPU-only define.
11646 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
11647 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
11649 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
11650 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
11651 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
11652 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
11653 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
11654 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
11655 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
11657 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
11658 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
11659 (mfc_sdcrt, mfc_sdcrtst): Likewise.
11660 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
11662 (spu_read_machine_status): Fix typo.
11664 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11666 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
11667 SUBREG of multi-word hard register.
11668 * config/spu/spu.c (valid_subreg): Likewise.
11669 (adjust_operand): Handle SUBREGs of multi-word hard registers.
11671 2008-08-04 Richard Guenther <rguenther@suse.de>
11673 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
11674 the candidate with the stripped base if that base is different
11675 from the original base even for offset zero.
11677 2008-08-04 Richard Guenther <rguenther@suse.de>
11679 PR middle-end/36691
11680 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
11681 check for no_overflow.
11683 2008-08-04 Richard Guenther <rguenther@suse.de>
11685 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
11687 2008-08-04 Paul Brook <paul@codesourcery.com>
11689 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
11690 (arm_order_regs_for_local_alloc): New function.
11691 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
11693 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
11695 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11698 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
11699 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
11700 (ix86_expand_epilogue): Likewise.
11702 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11704 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
11707 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11709 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
11710 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
11711 (*movv2sf_internal_rex64): Ditto.
11713 2008-08-03 Jan Hubicka <jh@suse.cz>
11715 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
11716 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
11717 * expmed.c (expand_smod_pow2): Likewise.
11719 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11722 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
11723 alternative 0 of operand 1.
11724 (*vec_concatv2di_rex64_sse): Ditto.
11725 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
11727 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
11728 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
11729 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
11730 (*movv2sf_internal_rex64): Ditto.
11732 2008-08-02 Richard Guenther <rguenther@suse.de>
11735 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
11736 (ssedoublesizemode): New mode attribute.
11737 (sse_shufps): Call gen_sse_shufps_v4sf.
11738 (sse_shufps_1): Macroize.
11739 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
11740 (sse2_shufpd_1): Macroize.
11741 (vec_extract_odd, vec_extract_even): New expanders.
11742 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
11743 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
11744 * i386.c (ix86_expand_vector_init_one_nonzero): Call
11745 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
11746 (ix86_expand_vector_set): Likewise.
11747 (ix86_expand_reduc_v4sf): Likewise.
11749 2008-08-01 Doug Kwan <dougkwan@google.com>
11751 * matrix-reorg.c: Re-enable all code.
11752 (struct malloc_call_data): Change CALL_STMT to gimple type.
11753 (collect_data_for_malloc_call): Tuplify.
11754 (struct access_site_info): Change STMT to gimple type.
11755 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
11756 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
11757 (struct free_info): Change STMT to gimple type.
11758 (struct matrix_access_phi_node): Change PHI to gimple type.
11759 (get_inner_of_cast_expr): Remove.
11760 (may_flatten_matrices_1): Tuplify.
11761 (may_flatten_matrices): Ditto.
11762 (mark_min_matrix_escape_level): Ditto.
11763 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
11764 (ssa_accessed_in_call_rhs): New
11765 (ssa_accessed_in_assign_rhs): New
11766 (record_access_alloc_site_info): Tuplify.
11767 (add_allocation_site): Ditto.
11768 (analyze_matrix_allocation_site): Ditto.
11769 (analyze_transpose): Ditto.
11770 (get_index_from_offset): Ditto.
11771 (update_type_size): Ditto.
11772 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
11773 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
11774 (analyze_accesses_for_phi_node): Tuplify.
11775 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
11776 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
11777 (analyze_matrix_accesses): Tuplify.
11778 (check_var_data): New call-back type for check_var_notmodified_p.
11779 (check_var_notmodified_p): Tuplify and use call-back struct to
11780 return statement found.
11781 (can_calculate_expr_before_stmt): Factor out statement related code
11783 (can_calculate_stmt_before_stmt): New.
11784 (check_allocation_function): Tuplify.
11785 (find_sites_in_func): Ditto.
11786 (record_all_accesses_in_func): Ditto.
11787 (transform_access_sites): Ditto.
11788 (transform_allocation_sites): Ditto.
11789 (matrix_reorg): Re-enable.
11790 (gate_matrix_reorg): Re-enable.
11792 2008-08-01 Jakub Jelinek <jakub@redhat.com>
11794 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
11795 for labels for which it hasn't been set yet. If it has been set,
11796 stop walking insns and continue with next worklist item.
11797 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
11798 if the only BARRIER is at the very end of a function.
11800 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11802 * cfgexpand.c (expand_stack_alignment): Assert that
11803 stack_realign_drap and drap_rtx must match.
11805 * function.c (instantiate_new_reg): If DRAP is used to realign
11806 stack, replace virtual_incoming_args_rtx with internal arg
11809 2008-08-01 Richard Guenther <rguenther@suse.de>
11811 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
11812 loop information only if we initialized it.
11813 (execute_pre): Call fini_pre with in_fre.
11814 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
11815 if we do not unroll because we hit max-completely-peeled-insns.
11816 Use our estimation for consistency, do allow shrinking.
11818 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11820 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
11821 with MIN_STACK_BOUNDARY.
11822 (ix86_update_stack_boundary): Likewise.
11823 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
11826 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
11827 (MIN_STACK_BOUNDARY): This.
11829 2008-08-01 Richard Guenther <rguenther@suse.de>
11831 PR middle-end/36997
11832 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
11834 2008-08-01 Richard Guenther <rguenther@suse.de>
11836 PR tree-optimization/36988
11837 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
11838 do not matter if that doesn't change volatile qualification.
11840 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
11842 * configure.ac: Do not generate libada-mk. Do not subst
11843 host_cc_for_libada.
11844 * libada-mk.in: Remove.
11845 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
11846 * configure: Regenerate.
11848 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
11850 * tree-pass.h: Added comment about not dumping passes with name
11851 starting with star in struct opt_pass.
11852 * passes.c (register_dump_files_1): Don't do dump for a pass with
11853 name starting with star.
11854 * doc/passes.texi (Pass manager): Mention pass names and special
11855 meaning of star prefix to avoid dump.
11857 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
11859 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
11861 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
11862 (ISA_MIPS64R2): New macro.
11863 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
11864 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
11865 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
11866 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
11867 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
11868 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
11869 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
11870 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
11871 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
11872 Move up to keep list alphabetically sorted.
11873 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
11874 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
11876 * doc/invoke.texi (MIPS Options): Add -mips64r2.
11877 (-march=@var{arch}): Add mips64r2.
11879 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11881 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
11883 2008-07-31 Steve Ellcey <sje@cup.hp.com>
11885 * expr.c (expand_assignment): Check for complete type.
11887 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11890 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
11892 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
11893 for stack alignment.
11895 * function.h (rtl_data): Add stack_realign_tried. Update comments.
11897 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
11899 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
11900 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
11902 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11904 PR rtl-optimization/36419
11905 * dwarf2out.c (barrier_args_size): New variable.
11906 (compute_barrier_args_size, compute_barrier_args_size_1): New
11908 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
11909 if not called yet in the current function, use barrier_args_size
11910 array to find the new args_size value.
11911 (dwarf2out_frame_debug): Free and clear barrier_args_size.
11913 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11916 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
11919 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11922 * dwarf2out.c (dwarf2out_args_size_adjust): New.
11923 (dwarf2out_stack_adjust): Use it.
11924 (dwarf2out_frame_debug_expr): Likewise.
11926 2008-07-31 Richard Guenther <rguenther@suse.de>
11928 PR tree-optimization/36978
11929 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
11930 the generated condition.
11932 2008-07-31 Richard Guenther <rguenther@suse.de>
11934 * passes.c (init_optimization_passes): Always call
11935 pass_early_warn_uninitialized.
11936 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
11937 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
11938 * doc/passes.texi (Warn for uninitialized variables): Adjust.
11940 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11943 * builtins.c (maybe_emit_free_warning): New function.
11944 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
11945 maybe_emit_free_warning for BUILT_IN_FREE.
11948 * dwarf2out.c (get_context_die): New function.
11949 (force_decl_die, force_type_die): Use it.
11950 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
11951 returns NULL, force generation of DW_TAG_typedef and put that into
11954 PR preprocessor/36649
11955 * c-pch.c (c_common_read_pch): Save and restore
11956 line_table->trace_includes across PCH restore.
11958 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
11961 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
11963 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11966 * final.c (call_from_call_insn): Handle COND_EXEC.
11968 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11970 * builtins.c (std_gimplify_va_arg_expr): Replace
11971 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
11972 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11974 2008-07-30 Joey Ye <joey.ye@intel.com>
11975 H.J. Lu <hongjiu.lu@intel.com>
11977 * builtins.c (expand_builtin_setjmp_receiver): Replace
11978 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
11979 (expand_builtin_apply_args_1): Likewise.
11980 (expand_builtin_longjmp): Need DRAP for stack alignment.
11981 (expand_builtin_apply): Likewise.
11983 * caller-save.c (setup_save_areas): Call assign_stack_local_1
11984 instead of assign_stack_local to allow alignment reduction.
11986 * calls.c (emit_call_1): Need DRAP for stack alignment if
11988 (expand_call): Replace virtual_incoming_args_rtx with
11989 crtl->args.internal_arg_pointer.
11990 * stmt.c (expand_nl_goto_receiver): Likewise.
11992 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
11993 alignment and store to stack_alignment_estimated and
11994 max_used_stack_slot_alignment.
11995 (expand_one_var): Likewise.
11996 (expand_stack_alignment): New function.
11997 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
11998 and stack_alignment_estimated fields in rtl_data. Call
11999 expand_stack_alignment at end.
12001 * defaults.h (INCOMING_STACK_BOUNDARY): New.
12002 (MAX_STACK_ALIGNMENT): Likewise.
12003 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
12004 (SUPPORTS_STACK_ALIGNMENT): Likewise.
12006 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
12007 stack alignment when generating virtual registers.
12009 * function.c (assign_stack_local): Renamed to ...
12010 (assign_stack_local_1): This. Add a parameter to indicate
12011 if it is OK to reduce alignment.
12012 (assign_stack_local): Use it.
12013 (instantiate_new_reg): Instantiate virtual incoming args rtx
12014 to vDRAP if stack realignment and DRAP is needed.
12015 (assign_parms): Collect parameter/return type alignment and
12016 contribute to stack_alignment_estimated.
12017 (locate_and_pad_parm): Likewise.
12018 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
12019 with crtl->args.internal_arg_pointer.
12021 * function.h (rtl_data): Add new field drap_reg,
12022 max_used_stack_slot_alignment, stack_alignment_estimated,
12023 stack_realign_needed, need_drap, stack_realign_processed and
12024 stack_realign_finalized.
12025 (stack_realign_fp): New macro.
12026 (stack_realign_drap): Likewise.
12028 * global.c (compute_regsets): Frame pointer is needed when
12029 stack is realigned. Can eliminate frame pointer when stack is
12030 realigned and dynamic realigned argument pointer isn't used.
12032 * reload1.c (update_eliminables): Frame pointer is needed
12033 when stack is realigned.
12034 (init_elim_table): Can eliminate frame pointer when stack is
12035 realigned and dynamic realigned argument pointer isn't used.
12037 * rtl.h (assign_stack_local_1): Declare new funtion.
12039 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
12040 (TARGET_GET_DRAP_RTX): Likewise.
12041 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
12042 TARGET_GET_DRAP_RTX.
12044 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
12046 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
12047 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
12049 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
12050 H.J. Lu <hongjiu.lu@intel.com>
12052 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
12053 vdrap_reg, stack_realign and drap_reg_saved.
12054 (add_cfi): Don't allow redefining CFA when DRAP is used.
12055 (reg_save): Handle stack alignment.
12056 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
12057 alignment. Don't generate DWARF information for (set fp sp)
12059 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
12061 (int_loc_descriptor): Move prototype forward. Also define if
12062 DWARF2_UNWIND_INFO is true.
12063 (output_cfa_loc): Handle DW_CFA_expression.
12064 (build_cfa_aligned_loc): New.
12065 (based_loc_descr): Update assert for stack realign. For local
12066 variables, use sp+offset when stack is aligned without drap and
12067 fp+offset when stack is aligned with drap. For arguments, use
12068 cfa+offset when drap is used to align stack.
12070 2008-07-30 Joey Ye <joey.ye@intel.com>
12071 H.J. Lu <hongjiu.lu@intel.com>
12073 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
12075 (ix86_gen_andsp): New.
12076 (ix86_user_incoming_stack_boundary): Likewise.
12077 (ix86_default_incoming_stack_boundary): Likewise.
12078 (ix86_incoming_stack_boundary): Likewise.
12079 (ix86_can_eliminate): Likewise.
12080 (find_drap_reg): Likewise.
12081 (ix86_update_stack_boundary): Likewise.
12082 (ix86_get_drap_rtx): Likewise.
12083 (ix86_finalize_stack_realign_flags): Likewise.
12084 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
12085 (TARGET_GET_DRAP_RTX): Likewise.
12086 (override_options): Overide option value for new options.
12087 (ix86_function_ok_for_sibcall): Remove check for
12088 force_align_arg_pointer.
12089 (ix86_handle_cconv_attribute): Likewise.
12090 (ix86_function_regparm): Likewise.
12091 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
12092 (ix86_va_start): Replace virtual_incoming_args_rtx with
12093 crtl->args.internal_arg_pointer.
12094 (ix86_select_alt_pic_regnum): Check DRAP register.
12095 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
12096 (ix86_compute_frame_layout): Compute frame layout wrt stack
12098 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
12099 (ix86_expand_prologue): Decide if stack realignment is needed
12100 and generate prologue code accordingly.
12101 (ix86_expand_epilogue): Generate epilogue code wrt stack
12102 realignment is really needed or not.
12104 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
12105 (ABI_STACK_BOUNDARY): Likewise.
12106 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
12107 (STACK_REALIGN_DEFAULT): Likewise.
12108 (INCOMING_STACK_BOUNDARY): Likewise.
12109 (MAX_STACK_ALIGNMENT): Likewise.
12110 (ix86_incoming_stack_boundary): Likewise.
12111 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
12112 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
12113 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
12114 (machine_function): Remove force_align_arg_pointer.
12116 * config/i386/i386.md (BX_REG): New.
12117 (R13_REG): Likewise.
12119 * config/i386/i386.opt (mforce_drap): New.
12120 (mincoming-stack-boundary): Likewise.
12121 (mstackrealign): Add Init(-1).
12123 * config/i386/i386-protos.h (ix86_can_eliminate): New
12125 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
12127 * doc/extend.texi: Update force_align_arg_pointer.
12129 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
12132 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
12133 (INCOMING_STACK_BOUNDARY): Likewise.
12134 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
12135 (TARGET_GET_DRAP_RTX): Likewise.
12137 2008-07-30 Andreas Schwab <schwab@suse.de>
12139 PR rtl-optimization/36929
12140 * dse.c (replace_inc_dec): Use emit_insn_before instead of
12141 add_insn_before and fix argument order.
12142 (replace_inc_dec_mem): Handle NULL rtx.
12144 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
12146 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
12148 (arm_compute_initial_elimination_offset): Use it.
12149 (arm_compute_save_reg_mask): Include static chain save slot when
12150 calculating alignment.
12151 (arm_get_frame_offsets): Ditto.
12152 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
12153 that we can use to decrement the stack when the stack decrement
12154 could be too big for an immediate value in a single insn.
12155 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
12157 2008-07-30 Richard Guenther <rguenther@suse.de>
12159 PR tree-optimization/36967
12160 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
12161 Release defs of statements we remove.
12163 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12165 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
12166 instead of NULL_RTVEC.
12168 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12172 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
12175 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
12177 * final.c (call_from_call_insn): New.
12178 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
12180 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
12182 * configure.ac: Substitute ADA_CFLAGS.
12183 * configure: Regenerate.
12184 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
12185 * Makefile.in: Remove mention of X_* variables.
12186 * config/pa/x-ada-hpux10: Remove.
12187 * config/pa/x-ada: Remove.
12189 * doc/fragments.texi: Update.
12191 2008-07-30 Olivier Hainque <hainque@adacore.com>
12193 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
12194 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
12195 __dso_handle explicitly here.
12197 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12200 * c-typeck.c (build_binary_op): Encapsulate code into...
12201 * c-common.c (shorten_binary_op): ...this new function.
12202 (conversion_warning): Use the new function. Handle non-negative
12203 constant in bitwise-and.
12204 * c-common.h (shorten_binary_op): Declare.
12206 2008-07-30 Olivier Hainque <hainque@adacore.com>
12208 * scan.c (make_sstring_space): Add explicit conversions of
12209 allocator's return value.
12210 * fix-header.c (recognized_function): Likewise.
12212 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12214 * doc/cpp.texi: Update to GFDL 1.2.
12215 * doc/gcc.texi: Do not list GPL as Invariant Section.
12216 * doc/gccint.texi: Likewise. Update copyright years.
12217 * doc/install.texi: Update copyright years.
12219 2008-07-30 Alan Modra <amodra@bigpond.net.au>
12222 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
12223 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
12225 2008-07-29 Jan Hubicka <jh@suse.cz>
12227 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
12228 (grokdeclarator): Likewise.
12229 * langhooks.c (lhd_warn_unused_global_decl): Use
12230 DECL_DECLARED_INLINE_P.
12231 * print-tree.c (print_node): Remove DECL_INLINE check.
12233 2008-07-29 Richard Guenther <rguenther@suse.de>
12235 PR tree-optimization/36945
12236 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
12237 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
12238 Record invariant addresses un-decomposed.
12239 (copy_reference_ops_from_call): Record reference call
12240 arguments properly. Simplify.
12241 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
12242 helper split out from ...
12243 (create_component_ref_by_pieces): ... here. Simplify.
12244 Prepare for recursive invocation for call arguments.
12245 (create_expression_by_pieces): Adjust call to
12246 create_component_ref_by_pieces.
12247 (compute_avail): Process operand 2 of reference ops.
12249 2008-07-29 Richard Guenther <rguenther@suse.de>
12251 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
12253 2008-07-29 Jakub Jelinek <jakub@redhat.com>
12255 * c-format.c (check_format_types): Revert unwanted checkin.
12257 2008-07-29 Jan Hubicka <jh@suse.cz>
12259 * flags.h (flag_really_no_inline): Remove.
12260 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
12261 * toplev.c (flag_really_no_inline): Remove.
12262 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
12263 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
12264 (cgraph_decide_inlining_incrementally): Likewise.
12265 (compute_inline_parameters): Likewise.
12266 * opts.c (decode_options): Simplify.
12267 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
12268 * common.opt (finline): Initialize to 1.
12269 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
12271 2008-07-29 Jan Hubicka <jh@suse.cz>
12273 * predict.c (always_optimize_for_size_p): New function.
12274 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12275 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12276 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
12278 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
12279 * function.c (prepare_function_start): Set default profile.
12280 * function.h (rtl_data): Add maybe_hot_insn_p.
12281 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
12282 (construct_exit_block): Likewise.
12283 (tree_expand_cfg): Likewise.
12285 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12286 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12287 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
12288 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
12291 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12294 * c-decl.c (merge_decls): Merge USED flags.
12296 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
12298 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
12299 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
12300 next_stack, lab_false and lab_over trees.
12302 2008-07-28 Richard Guenther <rguenther@suse.de>
12304 PR tree-optimization/36957
12305 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
12306 (useless_type_conversion_p): Remove.
12307 (types_compatible_p): Remove.
12308 * gimple.h (tree_ssa_useless_type_conversion): Declare.
12309 (useless_type_conversion_p): Declare.
12310 (types_compatible_p): Declare.
12311 (gimple_expr_type): Return the base type only if it is
12312 trivially convertible to the subtype.
12314 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
12316 * configure.ac: Use the m4_do macro to concatenate the warnings into
12317 one string in ACX_PROG_CC_WARNING_OPTS,
12318 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
12319 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
12320 * configure: Regenerate.
12322 2008-07-28 Richard Guenther <rguenther@suse.de>
12324 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
12325 (insert_fake_stores): Remove.
12326 (realify_fake_stores): Likewise.
12327 (execute_pre): Remove dead code.
12328 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
12329 (find_func_aliases): Deal with it here instead.
12330 Re-enable gcc_unreachable call.
12332 2008-07-28 Richard Guenther <rguenther@suse.de>
12334 Merge from gimple-tuples-branch.
12336 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
12337 * gimple.def: New file.
12338 * gsstruct.def: Likewise.
12339 * gimple-iterator.c: Likewise.
12340 * gimple-pretty-print.c: Likewise.
12341 * tree-gimple.c: Removed. Merged into ...
12342 * gimple.c: ... here. New file.
12343 * tree-gimple.h: Removed. Merged into ...
12344 * gimple.h: ... here. New file.
12346 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
12347 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
12348 --enable-checking=gimple flag.
12349 * config.in: Likewise.
12350 * configure: Regenerated.
12352 * tree-ssa-operands.h: Tuplified.
12353 * tree-vrp.c: Likewise.
12354 * tree-loop-linear.c: Likewise.
12355 * tree-into-ssa.c: Likewise.
12356 * tree-ssa-loop-im.c: Likewise.
12357 * tree-dump.c: Likewise.
12358 * tree-complex.c: Likewise.
12359 * cgraphbuild.c: Likewise.
12360 * tree-ssa-threadupdate.c: Likewise.
12361 * tree-ssa-loop-niter.c: Likewise.
12362 * tree-pretty-print.c: Likewise.
12363 * tracer.c: Likewise.
12364 * gengtype.c: Likewise.
12365 * tree-loop-distribution.c: Likewise.
12366 * tree-ssa-loop-unswitch.c: Likewise.
12367 * cgraph.c: Likewise.
12368 * cgraph.h: Likewise.
12369 * tree-ssa-loop-manip.c: Likewise.
12370 * value-prof.c: Likewise.
12371 * tree-ssa-loop-ch.c: Likewise.
12372 * tree-tailcall.c: Likewise.
12373 * value-prof.h: Likewise.
12374 * tree.c: Likewise.
12375 * tree.h: Likewise.
12376 * tree-pass.h: Likewise.
12377 * ipa-cp.c: Likewise.
12378 * tree-scalar-evolution.c: Likewise.
12379 * tree-scalar-evolution.h: Likewise.
12380 * target.h: Likewise.
12381 * lambda-mat.c: Likewise.
12382 * tree-phinodes.c: Likewise.
12383 * diagnostic.h: Likewise.
12384 * builtins.c: Likewise.
12385 * tree-ssa-alias-warnings.c: Likewise.
12386 * cfghooks.c: Likewise.
12387 * fold-const.c: Likewise.
12388 * cfghooks.h: Likewise.
12389 * omp-low.c: Likewise.
12390 * tree-ssa-dse.c: Likewise.
12391 * ipa-reference.c: Likewise.
12392 * tree-ssa-uncprop.c: Likewise.
12393 * toplev.c: Likewise.
12394 * tree-gimple.c: Likewise.
12395 * tree-gimple.h: Likewise.
12396 * tree-chrec.c: Likewise.
12397 * tree-chrec.h: Likewise.
12398 * tree-ssa-sccvn.c: Likewise.
12399 * tree-ssa-sccvn.h: Likewise.
12400 * cgraphunit.c: Likewise.
12401 * tree-ssa-copyrename.c: Likewise.
12402 * tree-ssa-ccp.c: Likewise.
12403 * tree-ssa-loop-ivopts.c: Likewise.
12404 * tree-nomudflap.c: Likewise.
12405 * tree-call-cdce.c: Likewise.
12406 * ipa-pure-const.c: Likewise.
12407 * c-format.c: Likewise.
12408 * tree-stdarg.c: Likewise.
12409 * tree-ssa-math-opts.c: Likewise.
12410 * tree-ssa-dom.c: Likewise.
12411 * tree-nrv.c: Likewise.
12412 * tree-ssa-propagate.c: Likewise.
12413 * ipa-utils.c: Likewise.
12414 * tree-ssa-propagate.h: Likewise.
12415 * tree-ssa-alias.c: Likewise.
12416 * gimple-low.c: Likewise.
12417 * tree-ssa-sink.c: Likewise.
12418 * ipa-inline.c: Likewise.
12419 * c-semantics.c: Likewise.
12420 * dwarf2out.c: Likewise.
12421 * expr.c: Likewise.
12422 * tree-ssa-loop-ivcanon.c: Likewise.
12423 * predict.c: Likewise.
12424 * tree-ssa-loop.c: Likewise.
12425 * tree-parloops.c: Likewise.
12426 * tree-ssa-address.c: Likewise.
12427 * tree-ssa-ifcombine.c: Likewise.
12428 * matrix-reorg.c: Likewise.
12429 * c-decl.c: Likewise.
12430 * tree-eh.c: Likewise.
12431 * c-pretty-print.c: Likewise.
12432 * lambda-trans.c: Likewise.
12433 * function.c: Likewise.
12434 * langhooks.c: Likewise.
12435 * ebitmap.h: Likewise.
12436 * tree-vectorizer.c: Likewise.
12437 * function.h: Likewise.
12438 * langhooks.h: Likewise.
12439 * tree-vectorizer.h: Likewise.
12440 * ipa-type-escape.c: Likewise.
12441 * ipa-type-escape.h: Likewise.
12442 * domwalk.c: Likewise.
12443 * tree-if-conv.c: Likewise.
12444 * profile.c: Likewise.
12445 * domwalk.h: Likewise.
12446 * tree-data-ref.c: Likewise.
12447 * tree-data-ref.h: Likewise.
12448 * tree-flow-inline.h: Likewise.
12449 * tree-affine.c: Likewise.
12450 * tree-vect-analyze.c: Likewise.
12451 * c-typeck.c: Likewise.
12452 * gimplify.c: Likewise.
12453 * coretypes.h: Likewise.
12454 * tree-ssa-phiopt.c: Likewise.
12455 * calls.c: Likewise.
12456 * tree-ssa-coalesce.c: Likewise.
12457 * tree.def: Likewise.
12458 * tree-dfa.c: Likewise.
12459 * except.c: Likewise.
12460 * except.h: Likewise.
12461 * cfgexpand.c: Likewise.
12462 * tree-cfgcleanup.c: Likewise.
12463 * tree-ssa-pre.c: Likewise.
12464 * tree-ssa-live.c: Likewise.
12465 * tree-sra.c: Likewise.
12466 * tree-ssa-live.h: Likewise.
12467 * tree-predcom.c: Likewise.
12468 * lambda.h: Likewise.
12469 * tree-mudflap.c: Likewise.
12470 * ipa-prop.c: Likewise.
12471 * print-tree.c: Likewise.
12472 * tree-ssa-copy.c: Likewise.
12473 * ipa-prop.h: Likewise.
12474 * tree-ssa-forwprop.c: Likewise.
12475 * ggc-page.c: Likewise.
12476 * c-omp.c: Likewise.
12477 * tree-ssa-dce.c: Likewise.
12478 * tree-vect-patterns.c: Likewise.
12479 * tree-ssa-ter.c: Likewise.
12480 * tree-nested.c: Likewise.
12481 * tree-ssa.c: Likewise.
12482 * lambda-code.c: Likewise.
12483 * tree-ssa-loop-prefetch.c: Likewise.
12484 * tree-inline.c: Likewise.
12485 * tree-inline.h: Likewise.
12486 * tree-iterator.c: Likewise.
12487 * tree-optimize.c: Likewise.
12488 * tree-ssa-phiprop.c: Likewise.
12489 * tree-vect-transform.c: Likewise.
12490 * tree-object-size.c: Likewise.
12491 * tree-outof-ssa.c: Likewise.
12492 * cfgloop.c: Likewise.
12493 * system.h: Likewise.
12494 * tree-profile.c: Likewise.
12495 * cfgloop.h: Likewise.
12496 * c-gimplify.c: Likewise.
12497 * c-common.c: Likewise.
12498 * tree-vect-generic.c: Likewise.
12499 * tree-flow.h: Likewise.
12500 * c-common.h: Likewise.
12501 * basic-block.h: Likewise.
12502 * tree-ssa-structalias.c: Likewise.
12503 * tree-switch-conversion.c: Likewise.
12504 * tree-ssa-structalias.h: Likewise.
12505 * tree-cfg.c: Likewise.
12506 * passes.c: Likewise.
12507 * ipa-struct-reorg.c: Likewise.
12508 * ipa-struct-reorg.h: Likewise.
12509 * tree-ssa-reassoc.c: Likewise.
12510 * cfgrtl.c: Likewise.
12511 * varpool.c: Likewise.
12512 * stmt.c: Likewise.
12513 * tree-ssanames.c: Likewise.
12514 * tree-ssa-threadedge.c: Likewise.
12515 * langhooks-def.h: Likewise.
12516 * tree-ssa-operands.c: Likewise.
12517 * config/alpha/alpha.c: Likewise.
12518 * config/frv/frv.c: Likewise.
12519 * config/s390/s390.c: Likewise.
12520 * config/m32c/m32c.c: Likewise.
12521 * config/m32c/m32c-protos.h: Likewise.
12522 * config/spu/spu.c: Likewise.
12523 * config/sparc/sparc.c: Likewise.
12524 * config/i386/i386.c: Likewise.
12525 * config/sh/sh.c: Likewise.
12526 * config/xtensa/xtensa.c: Likewise.
12527 * config/stormy16/stormy16.c: Likewise.
12528 * config/ia64/ia64.c: Likewise.
12529 * config/rs6000/rs6000.c: Likewise.
12530 * config/pa/pa.c: Likewise.
12531 * config/mips/mips.c: Likewise.
12533 2008-07-28 Simon Baldwin <simonb@google.com>
12535 * c-pragma.c (handle_pragma_message): New function.
12536 (init_pragma): Register handle_pragma_message.
12537 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
12540 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
12542 PR tree-optimization/35252
12543 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
12544 REALPART_EXPR to be considered as same load operation.
12546 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
12548 PR tree-optimization/36830
12549 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
12550 (expressions_equal_p): Return false if only one operand is null.
12552 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
12554 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
12555 version requirements.
12557 2008-07-26 Olivier Hainque <hainque@adacore.com>
12559 * collect2.c (symkind): New enum. Symbol kinds we care about.
12560 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
12561 code and head comment accordingly.
12562 (scan_prog_file): Use symkind names instead of bare integers.
12564 2008-07-25 Jan Hubicka <jh@suse.cz>
12566 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
12568 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
12569 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
12570 * dojump.c (clear_pending_stack_adjust): Likewise.
12571 * print-tree.c (print_node): Ignore DECL_INLINE.
12572 * tree-inline.c (inlinable_function_p): Likewise.
12574 2008-07-25 Michael Meissner <gnu@the-meissners.org>
12576 * doc/extend.texi (hot attribute): Document that the hot attribute
12577 turns on -O3 for some ports.
12578 (cold attribute): Document that the cold attribute turns on -Os
12581 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
12582 reflect function specific option support.
12584 * target.h (struct target_option_hooks): Add fields to say whether
12585 the cold attribute implies -Os and the hot attribute implies -O3.
12587 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
12588 By default, do not turn on -Os for cold functions.
12589 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
12590 not turn on -O3 for hot functions.
12592 * c-common.c (handle_hot_attribute): Use target hook to determine
12593 if hot functions should enable -O3.
12594 (handle_cold_attribute): Use target hook to determine if cold
12595 functions should enable -Os.
12597 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
12598 (override_options): Move disable scheduling to
12599 optimization_options.
12600 (optimization_options): Disable scheduling here, not
12602 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12603 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12605 * config/ia64/ia64.c (ia64_override_options): Move setting
12606 scheduling flags to ia64_optimization_options.
12607 (ia64_optimization_options): Disable scheduling options here, and
12608 not in ia64_override_options.
12609 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12610 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12612 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
12615 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
12617 2008-07-25 Martin Jambor <mjambor@suse.cz>
12619 PR tree-optimization/36926
12620 * ipa-prop.c (ipa_analyze_call_uses): Call
12621 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
12623 2008-07-25 Joseph Myers <joseph@codesourcery.com>
12625 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
12626 movv2si_internal): Add mem = reg alternative.
12628 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
12631 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
12632 DEFAULT_PCC_STRUCT_RETURN to 127.
12634 2008-07-24 Jan Hubicka <jh@suse.cz>
12636 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
12637 (build_cgraph_edges): Likewise.
12638 * cgraph.c (cgraph_node): Do not update assembler hash.
12639 (cgraph_remove_node): Drop non-unit-at-a-time code.
12640 * tree-pass.h (pass_O0_always_inline): Remove.
12641 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
12642 * toplev.c (process_options): Flag unit-at-a-time does not imply
12643 no section anchors.
12644 * cgraphunit.c: Update comments.
12645 (decide_is_function_needed): Drop non-unit-at-a-time mode.
12646 (cgraph_assemble_pending_functions): Remove.
12647 (cgraph_reset_node): Drop non-unit-at-a-time code.
12648 (cgraph_finalize_function): Likewise.
12649 (cgraph_analyze_function): Likewise.
12650 (cgraph_finalize_compilation_unit): Likewise.
12651 (cgraph_expand_function): Likewise.
12652 (cgraph_optimize): Likesise.
12653 (save_inline_function_body): Likewise.
12654 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
12655 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
12656 * ipa-inline.c: Update comments.
12657 (enum inlining_mode): remove INLINE_SPEED.
12658 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
12659 (cgraph_mark_inline_edge): Likewise.
12660 (try_inline): Likewise.
12661 (cgraph_decide_inlining_incrementally): Likewise.
12662 (cgraph_gate_inlining): Remove.
12663 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
12664 (cgraph_gate_early_inlining): Likewise.
12665 (gate_inline_passes): Remove.
12666 (pass_inline_parameters, pass_ipa_inline): Remove gates.
12667 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12668 pass_O0_always_inline): Remove.
12669 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
12670 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
12671 * opts.c (no_unit_at_a_time_default): Remove.
12672 (decode_options): Remove flag_unit_at_a_time reset and warning.
12673 * opts.h (no_unit_at_a_time_default): Remove.
12674 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
12675 early in GNU dialect.
12676 (merge_decls): Update comment; drop unit-at-a-time check.
12677 (finish_decl): Likewise.
12678 (grok_declaration): Remove flag_inline_trees code.
12679 (finish_functions): Return on function returning non-void on all
12681 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
12682 * cfgexpand.c (expand_one_static_var): Remove.
12683 (expand_one_var): Remove expand_one_static_var call.
12684 (expand_used_vars_for_block): Remove flag_unit_a_time check.
12685 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
12686 and flag_unit_at_a-time compatibility checks.
12687 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
12688 * tree-inline.c (flag_inline_trees): Remove.
12689 (inlinable_function_p): Don't check it.
12690 (expand_call_inline): Remove non-unit-at-a-time code.
12691 * tree-inline.h (flag_inline_trees): Remove.
12692 * tree-optimize.c (execute_early_local_optimizations): Remove
12693 unit-at-a-time checks.
12694 (tree_rest_of_compilation): Likewise.
12695 * combine.c (setup_incoming_promotions): Likewise.
12696 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
12697 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
12698 * passes.c (pass_inline_parameters): Update comments; remove
12699 O0_alwaysinline pass.
12700 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
12701 (execute_one_pass): Likewise.
12702 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
12703 (ix86_function_sseregparm): Likewise.
12704 * arm.c (arm_function_in_section_p): Likewise.
12705 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
12706 * varpool.c: Update comments.
12707 (decide_is_variable_needed): Remove unit-at-a-time checks.
12708 (varpool_finalize_decl): Likewise.
12710 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
12712 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
12713 to 2 instead of -1.
12714 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
12716 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
12718 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
12719 imp symbol extension.
12721 2008-07-23 Ian Lance Taylor <iant@google.com>
12723 * tree-vrp.c (infer_value_range): Ignore asm statements when
12724 looking for memory accesses for -fdelete-null-pointer-checks.
12726 2008-07-24 Ben Elliston <bje@au.ibm.com>
12728 * config/spu/spu-c.c (__vector_keyword): New variable.
12729 (vector_keyword): Likewise.
12730 (spu_categorize_keyword): New function.
12731 (spu_macro_to_expand): Likewise.
12732 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
12733 compiling an ISO C dialect.
12735 2008-07-24 Ben Elliston <bje@au.ibm.com>
12737 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
12738 conventional usage.
12740 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12742 * configure: Regenerate.
12743 * configure.ac: Require texinfo 4.7.
12744 * doc/install.texi: Document texinfo 4.7 requirement.
12746 2008-07-23 Martin Jambor <mjambor@suse.cz>
12748 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
12749 rather than for DECL_SAVED_TREE.
12750 * ipa-prop.c: Include diagnostic.h.
12751 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
12753 (ipa_detect_param_modifications): Function rewritten from scratch.
12754 (ipa_compute_jump_functions): Changed accesses to modification flags.
12755 (ipa_free_node_params_substructures): Update flags destruction.
12756 (ipa_node_duplication_hook): Update flags duplication.
12757 (ipa_print_all_params_modified): Updated flag access.
12758 * ipa-prop.h (struct ipa_param_flags): New structure.
12759 (struct ipa_node_params): New field modification_analysis_done,
12760 modified_flags changed into param_flags.
12761 (ipa_is_ith_param_modified): Changed to use new flags.
12762 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
12764 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
12765 ipa-cp.c and split into two functions.
12766 (ipa_print_node_jump_functions): New function.
12767 (compute_scalar_jump_functions): New function.
12768 (type_like_member_ptr_p): New function.
12769 (compute_pass_through_member_ptrs): New function.
12770 (fill_member_ptr_cst_jump_function): New function.
12771 (determine_cst_member_ptr): New function.
12772 (compute_cst_member_ptr_arguments): New function.
12773 (ipa_compute_jump_functions): Complete rewrite.
12774 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
12775 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
12776 (struct ipa_member_ptr_cst): New structure.
12777 (union jump_func_value): New field member_cst.
12778 * ipa-cp.c (ipcp_lat_is_insertable): New function.
12779 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
12780 jump function types.
12781 (ipcp_print_all_lattices): Slight fprintf rearrangement.
12782 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
12783 instead of ipcp_print_all_jump_functions.
12784 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
12785 only for replacable scalars.
12787 * doc/invoke.texi (Optimize options): Add description of
12788 -findirect-inlining.
12789 * common.opt (flag_indirect_inlining): New flag.
12790 * opts.c (decode_options): Set flag_indirect_inlining when
12793 * ipa-inline.c: Include ipa-prop.h.
12794 (inline_indirect_intraprocedural_analysis): New function.
12795 (inline_generate_summary): Allocate parameter and argument info
12796 structures, call inline_indirect_intraprocedural_analysis on each
12797 node when doing indirect inlining and deallocate indirect inlining
12798 data structures in the end.
12799 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
12800 (free_all_ipa_structures_after_iinln): New function.
12801 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
12803 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
12805 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
12806 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12807 of computing the frequency separately.
12808 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12809 of computing the frequency separately.
12810 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
12811 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
12812 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
12813 (ipa_get_stmt_member_ptr_load_param): New function.
12814 (ipa_is_ssa_with_stmt_def): New function.
12815 (ipa_note_param_call): New function.
12816 (ipa_analyze_call_uses): New function.
12817 (ipa_analyze_stmt_uses): New function.
12818 (ipa_analyze_params_uses): New function.
12819 (ipa_free_node_params_substructures): Also free the param_calls linked
12821 (ipa_node_duplication_hook): Also duplicate the param_calls
12823 (ipa_print_node_param_flags): New function.
12824 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
12825 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
12826 * ipa-prop.h (struct ipa_param_flags): New field called.
12827 (struct ipa_param_call_note): New structure.
12828 (struct ipa_node_params): New fields param_calls and
12829 uses_analysis_done.
12830 (ipa_is_ith_param_called): New function.
12831 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
12832 ipa_analyze_params_uses and dump parameter flags.
12834 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
12835 ipa_propagate_indirect_call_infos if performing indirect inlining,
12836 pass a new parameter new_edges to it.
12837 (add_new_edges_to_heap): New fucntion.
12838 (cgraph_decide_inlining_of_small_functions): New vector
12839 new_indirect_edges for newly found indirect edges , call
12840 ipa_propagate_indirect_call_infos after inlining.
12841 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
12842 inlining if performing indirect inlining. Call
12843 free_all_ipa_structures_after_iinln when doing so too.
12844 (inline_generate_summary): Do not call
12845 free_all_ipa_structures_after_iinln here.
12846 * ipa-prop.c (update_jump_functions_after_inlining): New function.
12847 (print_edge_addition_message): New function.
12848 (update_call_notes_after_inlining): New function.
12849 (propagate_info_to_inlined_callees): New function.
12850 (ipa_propagate_indirect_call_infos): New function.
12851 * ipa-prop.h: Include cgraph.h
12852 (struct ipa_param_call_note): Fields reordered, new field processed.
12853 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
12854 flag indirect_call.
12855 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
12856 rediscovered call statements.
12857 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
12858 (dump_cgraph_node): Dump also the indirect_call flag.
12859 (cgraph_clone_edge): Copy also the indirect_call flag.
12860 * tree-inline.c (copy_bb): Do not check for fndecls from call
12861 expressions, check for edge availability when moving clones.
12862 (get_indirect_callee_fndecl): New function.
12863 (expand_call_inline): If callee declaration is not apprent from
12864 the statement, try calling get_indirect_callee_fndecl. Do not
12865 issue warnings or call sorry when not inlinings an indirect edge.
12866 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
12868 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
12869 bit more frandly to matching.
12870 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
12871 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
12872 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
12874 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12877 * opth-gen.awk: Suppress function specific features when building
12879 * optc-gen.awk: Ditto.
12881 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12884 * diagnostic.c (pedwarn): Add opt parameter.
12886 * c-tree.h (pedwarn_init): Add opt parameter.
12887 (pedwarn_c90): Likewise.
12888 (pedwarn_c99): Likewise.
12889 * c-errors.c (pedwarn_c99): Likewise.
12890 (pedwarn_c90): Likewise.
12891 * toplev.h (pedwarn): Update declaration.
12892 (pedwarn0): Declare.
12893 * c-lex.c: All calls to pedwarn changed.
12894 * builtins.c: All calls to pedwarn changed.
12895 * toplev.c: All calls to pedwarn changed.
12896 * c-decl.c: All calls to pedwarn changed.
12897 * c-typeck.c: All calls to pedwarn changed.
12898 * c-common.c: All calls to pedwarn changed.
12899 * c-parser.c: All calls to pedwarn changed.
12901 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12902 Karthik Kumar <karthikkumar@gmail.com>
12904 * attribs.c (file scope): Include c-common.h.
12905 (decl_attributes): Add support for #pragma GCC optimize and
12906 #pragma GCC option.
12908 * targhooks.c (default_can_inline_p): New function that is the
12909 default for the TARGET_CAN_INLINE_P target hook.
12911 * targhooks.h (default_can_inline_p): Add declaration.
12913 * tree.c (cl_optimization_node): New static tree for building
12914 OPTIMIZATION_NODE tree.
12915 (cl_target_option_node): New static tree for building
12916 TARGET_OPTION_NODE tree.
12917 (cl_option_hash_table): New hash table for hashing
12918 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12919 (cl_option_hash_hash): New function to provide the hash value for
12920 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12921 (cl_option_hash_eq): New function to provide an equality test for
12922 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12923 (tree_code_size): Add support for OPTIMIZATION_NODE and
12924 TARGET_OPTION_NODE trees.
12925 (tree_code_structure): Add support for OPTIMIZATION_NODE and
12926 TARGET_OPTION_NODE trees.
12927 (build_optimization_node): Build a tree that has all of the
12928 current optimization options.
12929 (build_target_option_node): Build a tree that has the target
12930 options that might be changed on a per function basis.
12932 * tree.h (file scope): Include options.h.
12933 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
12934 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12935 (TREE_OPTIMIZATION): Ditto.
12936 (TREE_TARGET_SPECIFIC): Ditto.
12937 (struct tree_function_decl): Add fields for remembering the
12938 current optimization options and target specific options.
12939 (struct tree_optimization_option): New tree variant that remembers
12940 the optimization options.
12941 (struct tree_target_option): New tree variant that remembers the
12942 target specific flags that might change for compiling a particular
12944 (union tree_node): Include tree_optimization_option and
12945 tree_target_option fields.
12946 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
12947 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
12948 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
12949 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
12950 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
12951 optimization and target options.
12952 (optimization_default_node): New macro to refer to global_trees
12954 (optimization_current_node): Ditto.
12955 (optimization_cold_node): Ditto.
12956 (optimization_hot_node): Ditto.
12957 (target_option_default_node): Ditto.
12958 (target_option_current_node): Ditto.
12959 (current_option_pragma): Ditto.
12960 (current_optimize_pragma): Ditto.
12962 * target.h (struct gcc_target): Add valid_option_attribute_p,
12963 target_option_save, target_option_restore, target_option_print,
12964 target_option_pragma_parse, and can_inline_p hooks.
12966 * toplev.h (parse_optimize_options): Add declaration.
12967 (fast_math_flags_struct_set_p): Ditto.
12969 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
12970 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
12973 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
12974 tree_can_inline_p hook to see if one function can inline another.
12975 (cgraph_decide_inlining): Ditto.
12976 (cgraph_decide_inlining_incrementally): Ditto.
12978 * opts.c (decode_options): Add support for running multiple times
12979 to allow functions with different target or optimization options
12980 than was specified on the command line.
12981 (fast_math_flags_struct_set_p): New function that is similar to
12982 fast_math_flags_set_p, except it uses the values in the
12983 cl_optimization structure instead of global variables.
12985 * optc-gen.awk: Add support for TargetSave to allow a back end to
12986 declare new fields that need to be saved when using function
12987 specific options. Include flags.h and target.h in the options.c
12988 source. Add support for Save to indicate which options can be set
12989 for individual functions. Generate cl_optimize_save,
12990 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
12991 cl_target_option_restore, cl_target_option_print functions to
12992 allow functions to use different optimization or target options.
12994 * opt-functions.awk (var_type_struct): Return the type used for
12995 storing the field in a structure.
12997 * opth-gen.awk: Add support for TargetSave to allow a back end to
12998 declare new fields that need to be saved when using function
12999 specific options. Add support for Save to indicate which options
13000 can be set for individual functions. Only generate one extern for
13001 Mask fields. Generate cl_optimization and cl_target_option
13002 structures to remember optimization and target options.
13004 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
13005 collecting new tree nodes.
13006 (TS_TARGET_OPTION): Ditto.
13008 * c-decl.c (merge_decls): Merge function specific target and
13009 optimization options.
13011 * function.c (invoke_set_current_function_hook): If the function
13012 uses different optimization options, change the global variables
13015 * coretypes.h (struct cl_optimization): Add forward reference.
13016 (struct cl_target_option): Ditto.
13018 * c-pragma.c (option_stack): New static vector to remember the
13019 current #pragma GCC option stack.
13020 (handle_pragma_option): New function to support #pragma GCC option
13021 to change target options.
13022 (optimize_stack): New static vector to remember the current
13023 #pragma GCC optimize stack.
13024 (handle_pragma_optimize): New function to support #pragma GCC
13025 optimize to change optimization options.
13026 (init_pragma): Add support for #pragma GCC optimize and #pragma
13029 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
13030 optimization options.
13031 (TARGET_OPTION_NODE): New tree code for remembering certain target
13034 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
13035 TARGET_OPTION_NODE trees.
13037 * common.opt (-O): Add Optimization flag.
13039 (-fmath-errno): Ditto.
13040 (-falign-functions): Add UInteger flag to make sure flag gets full
13041 int in cl_optimization structure.
13042 (-falign-jumps): Ditto.
13043 (-falign-labels): Ditto.
13044 (-falign-loops): Ditto.
13045 (-fsched-stalled-insns): Ditto.
13046 (-fsched-stalled-insns-dep): Ditto.
13048 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
13050 (TARGET_OPTION_SAVE): Ditto.
13051 (TARGET_OPTION_RESTORE): Ditto.
13052 (TARGET_OPTION_PRINT): Ditto.
13053 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
13054 (TARGET_CAN_INLINE_P): Ditto.
13055 (TARGET_INITIALIZER): Add new hooks.
13057 * tree-inline.c (tree_can_inline_p): New function to determine
13058 whether one function can inline another. Check if the functions
13059 use compatible optimization options, and also call the backend
13062 * tree-inline.h (tree_can_inline_p): Add declaration.
13064 * c-common.c (c_common_attribute): Add support for option and
13065 optimize attributes.
13066 (handle_option_attribute): Add support for the option attribute to
13067 allow the user to specify different target options for compiling a
13069 (handle_optimize_attribute): Add support for the optimize
13070 attribute to allow the user to specify different optimization
13071 options for compiling a specific function.
13072 (handle_hot_attribute): Turn on -O3 optimization for this one
13073 function if it isn't the default optimization level.
13074 (handle_cold_attribute): Turn on -Os optimization for this one
13075 function if it insn't the default optimization.
13076 (const_char_p): New const char * typedef.
13077 (optimize_args): New static vector to remember the optimization
13079 (parse_optimize_options): New function to set up the optimization
13080 arguments from either the optimize attribute or #pragma GCC optimize.
13082 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
13083 (builtin_define_std): Ditto.
13085 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
13086 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
13087 (x86_64-*-*): Ditto.
13089 * Makefile.in (TREE_H): Add options.h.
13090 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
13092 * doc/extend.texi (option attribute): Document new attribute.
13093 (optimize attribute): Ditto.
13094 (hot attribute): Document hot attribute sets -O3.
13095 (cold attribute): Document cold attribute sets -Os.
13096 (#pragma GCC option): Document new pragma.
13097 (#pragma GCC optimize): Ditto.
13099 * doc/options.texi (TargetSave): Document TargetSave syntax.
13100 (UInteger): Document UInteger must be used for certain flags.
13101 (Save): Document Save option to create target specific options
13102 that can be saved/restored on a function specific context.
13104 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
13105 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
13107 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
13108 (TARGET_OPTION_SAVE): Ditto.
13109 (TARGET_OPTION_RESTORE): Ditto.
13110 (TARGET_OPTION_PRINT): Ditto.
13111 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
13112 (TARGET_CAN_INLINE_P): Ditto.
13114 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
13116 (-mfpmath=both): Ditto.
13118 2008-07-23 Michael Meissner <gnu@the-meissners.org>
13119 Karthik Kumar <karthikkumar@gmail.com>
13121 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
13122 (TARGET_POPCNT): Ditto.
13123 (TARGET_SAHF): Ditto.
13124 (TARGET_AES): Ditto.
13125 (TARGET_PCLMUL): Ditto.
13126 (TARGET_CMPXCHG16B): Ditto.
13127 (TARGET_RECIP): Move switch into target_flags.
13128 (TARGET_FUSED_MADD): Ditto.
13129 (ix86_arch_features): Make an unsigned char type.
13130 (ix86_tune_features): Ditto.
13131 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
13132 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
13133 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
13135 * config/i386/i386.opt (arch): New TargetSave field to define
13136 fields that need to be saved for function specific option support.
13139 (branch_cost): Ditto.
13140 (ix86_isa_flags_explicit): Ditto.
13141 (tune_defaulted): Ditto.
13142 (arch_specified): Ditto.
13143 (-m128-long-double): Add Save flag to save option for target
13144 specific option support.
13146 (-maccumulate-outgoing-args): Ditto.
13147 (-malign-double): Ditto.
13148 (-malign-stringops): Ditto.
13149 (-mfancy-math-387): Ditto.
13150 (-mhard-float): Ditto.
13151 (-mieee-fp): Ditto.
13152 (-minline-all-stringops): Ditto.
13153 (-minline-stringops-dynamically): Ditto.
13154 (-mms-bitfields): Ditto.
13155 (-mno-align-stringops): Ditto.
13156 (-mno-fancy-math-387): Ditto.
13157 (-mno-push-args): Ditto.
13158 (-mno-red-zone): Ditto.
13159 (-mpush-args): Ditto.
13160 (-mred-zone): Ditto.
13162 (-msseregparm): Ditto.
13163 (-mstack-arg-probe): Ditto.
13175 (-mno-sse4): Ditto.
13178 (-mrecip): Move flag into target_flags.
13180 (-mno-fused-madd): Ditto.
13181 (-mfused-madd): Ditto.
13182 (-mabm): Move flag into ix86_isa_flags.
13189 * config/i386/i386-c.c: New file for #pragma support.
13190 (ix86_target_macros_internal): New function to #define or #undef
13191 target macros based when the user uses the #pragma GCC option to
13192 change target options.
13193 (ix86_pragma_option_parse): New function to add #pragma GCC option
13195 (ix86_target_macros): Move defining the target macros here from
13196 TARGET_CPU_CPP_BUILTINS in i386.h.
13197 (ix86_register_pragmas): Register the #pragma GCC option hook. If
13198 defined, initialize any subtarget #pragmas.
13200 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
13201 REGISTER_TARGET_PRAGMAS.
13203 * config/i386/t-i386: New file for x86 dependencies.
13204 (i386.o): Make dependencies mirror the include files used.
13205 (i386-c.o): New file, add dependencies.
13207 * config/i386/i386-protos.h (override_options): Add bool argument.
13208 (ix86_valid_option_attribute_tree): Add declaration.
13209 (ix86_target_macros): Ditto.
13210 (ix86_register_macros): Ditto.
13212 * config/i386/i386.c (ix86_tune_features): Move initialization of
13213 the target masks to initial_ix86_tune_features to allow functions
13214 to have different target options. Make type unsigned char,
13215 instead of unsigned int.
13216 (initial_ix86_tune_features): New static vector to hold processor
13217 masks for the tune variables.
13218 (ix86_arch_features): Move initialization of the target masks to
13219 initial_ix86_arch_features to allow functions to have different
13220 target options. Make type unsigned char, instead of unsigned int.
13221 (initial_ix86_arch_features): New static vector to hold processor
13222 masks for the arch variables.
13223 (enum ix86_function_specific_strings): New enum to describe the
13224 string options used for attribute((option(...))).
13225 (ix86_target_string): New function to return a string that
13226 describes the target options.
13227 (ix86_debug_options): New function to print the current options in
13229 (ix86_function_specific_save): New function hook to save the
13230 function specific global variables in the cl_target_option structure.
13231 (ix86_function_specific_restore): New function hook to restore the
13232 function specific variables from the cl_target_option structure to
13233 the global variables.
13234 (ix86_function_specific_print): New function hook to print the
13235 target specific options in the cl_target_option structure.
13236 (ix86_valid_option_attribute_p): New function hook to validate
13237 attribute((option(...))) arguments.
13238 (ix86_valid_option_attribute_tree): New function that is common
13239 code between attribute((option(...))) and #pragma GCC option
13240 support that parses the options and returns a tree holding the options.
13241 (ix86_valid_option_attribute_inner_p): New helper function for
13242 ix86_valid_option_attribute_tree.
13243 (ix86_can_inline_p): New function hook to decide if one function
13244 can inline another on a target specific basis.
13245 (ix86_set_current_function); New function hook to switch target
13246 options if the user used attribute((option(...))) or #pragma GCC
13248 (ix86_tune_defaulted): Move to static file scope from
13250 (ix86_arch_specified): Ditto.
13251 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
13253 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
13254 (OPTION_MASK_ISA_ABM_SET): Ditto.
13255 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
13256 (OPTION_MASK_ISA_CX16_SET): Ditto.
13257 (OPTION_MASK_ISA_SAHF_SET): Ditto.
13258 (OPTION_MASK_ISA_AES_UNSET): Ditto.
13259 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
13260 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
13261 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
13262 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
13263 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
13264 (struct ptt): Move to static file scope from override_options.
13265 (processor_target_table): Ditto.
13266 (cpu_names): Ditto.
13267 (ix86_handle_option): Add support for options that are now isa options.
13268 (override_options): Add support for declaring functions that
13269 support different target options than were specified on the
13270 command line. Move struct ptt, processor_target_table, cpu_names,
13271 ix86_tune_defaulted, ix86_arch_specified to static file scope.
13272 Add bool argument. Fix up error messages so the appropriate error
13273 is given for either command line or attribute.
13274 (ix86_previous_fndecl): New static to remember previous function
13275 declaration to see if we need to change target options.
13276 (ix86_builtins_isa): New array to record the ISA of each builtin
13278 (def_builtin): Always create the builtin function, even if the
13279 current ISA doesn't support it.
13280 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
13281 tests for those builtins.
13282 (ix86_init_builtins): Remove TARGET_MMX test for calling
13283 ix86_init_mmx_sse_builtins.
13284 (ix86_expand_builtin): If the current ISA doesn't support a given
13285 builtin, signal an error.
13286 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
13287 (TARGET_SET_CURRENT_FUNCTION): Ditto.
13288 (TARGET_OPTION_SAVE): Ditto.
13289 (TARGET_OPTION_RESTORE): Ditto.
13290 (TARGET_OPTION_PRINT): Ditto.
13291 (TARGET_CAN_INLINE_P): Ditto.
13293 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
13295 * c-typeck.c (build_external_ref): Don't call assemble_external.
13296 * final.c (output_operand): Call assemble_external.
13298 2008-07-21 DJ Delorie <dj@redhat.com>
13300 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
13301 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13303 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13305 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
13306 original insn and splitter contents into ...
13307 ("*div<mode>3_fast"): ... this new pattern. Enable only if
13308 flag_unsafe_math_optimizations. Add dummy scratch register.
13309 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
13310 !flag_unsafe_math_optimizations. Returns number with next
13311 highest magnitude if this is still less or equal to the true
13312 quotient in magnitude.
13314 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
13316 * Makefile.in: Replace toplev.h with TOPLEV_H.
13317 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
13318 * c-lex.c (fe_file_change): Don't set in_system_header.
13319 * c-parser.c (c_token): Remove in_system_header.
13320 (c_lex_one_token): Don't set in_system_header.
13321 (c_parser_set_source_position_from_token): Don't set in_system_header.
13322 * diagnostic.c (diagnostic_report_diagnostic): Use location from
13325 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
13326 * flags.h (in_system_header): Remove.
13327 * function.c (saved_in_system_header): Remove.
13328 (push_cfun): Don't set in_system_header.
13329 (pop_cfun): Don't set in_system_header.
13330 (push_struct_function): Don't set in_system_header.
13331 * input.h (expanded_location): Add sysp.
13332 (in_system_header_at): New.
13333 (in_system_header): New.
13334 * toplev.c (in_system_header): Remove.
13335 * toplev.h: Include input.h
13337 * tree-cfg.c (execute_warn_function_return): Call warning_at.
13338 * tree-ssa.c (warn_uninit): Call warning_at.
13339 (warn_uninitialized_var): Update calls to warn_uninit.
13340 (warn_uninitialized_phi): Update calls to warn_uninit.
13341 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
13342 (expand_location): Initialize xloc.sysp.
13343 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
13344 (tree_decl_with_vis): Remove in_system_header_flag.
13346 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
13349 * recog.c (asm_operand_ok): Change the order of the extra
13350 memory constraint checks.
13352 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
13355 * tree-switch-conversion.c (build_one_array): Call
13356 varpool_mark_needed_node and varpool_finalize_decl
13357 instead of assemble_variable.
13359 2008-07-19 Jan Hubicka <jh@suse.cz>
13361 * cgraph.c (cgraph_add_new_function): Do early local passes.
13362 * tree-nrv.c (gate_pass_return_slot): New gate.
13363 (pass_nrv): Add the gate.
13364 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
13366 (coalesce_ssa_name): Coalesce SSA names.
13367 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
13368 not optimizing so unused user vars remains visible.
13369 * common.opt (flag_tree_ter): Always enable by default.
13370 * tree-ssa-ter.c: Include flags.h
13371 (is_replaceable_p): Check that locations match; when aliasing
13372 is missing be conservative about loads.
13373 * tree-optimize.c (gate_init_datastructures): Remove.
13374 (pass_init_datastructures): New.
13375 * passes.c: Reorder passes so we always go into SSA.
13377 2008-07-19 Jan Hubicka <jh@suse.cz>
13379 * doc/extend.texi (flatten attribute): Remove note about
13381 * doc/invoke.texi (--combine): Likewise.
13382 (-finline-functions-called-once): Update levels when enabled.
13383 (-funit-at-a-time): Document new behaviour.
13384 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
13385 -fno-section-anchors when disabled explicitly.
13386 (inline params): They are not ignored now.
13387 (precompiled headers): Remove unit-at-a-time as being incompatible.
13388 * opts.c (decode_options): Handle unit-at-a-time as alias;
13389 imply -fno-section-anchors when toplevel reorder is disabled
13391 * common.opt (ftoplevel-reorder): Set default value to 2.
13392 (funit-at-a-time): Set default value to 1.
13393 * config/rs6000/rs6000.c (optimization_options): Set section anchors
13396 2008-07-19 Jan Hubicka <jh@suse.cz>
13398 * builtins.c (expand_builtin_int_roundingfn,
13399 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
13402 2008-07-19 Richard Guenther <rguenther@suse.de>
13405 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
13406 * tree-ssa-sccvn.c (get_constant_value_id): New function.
13407 * tree-ssa-pre.c (get_expr_value_id): For newly created
13408 constant value-ids make sure to add the expression to its
13411 2008-07-19 Jakub Jelinek <jakub@redhat.com>
13413 PR middle-end/36877
13414 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
13415 return value of the builtin is ignored.
13417 2008-07-19 Olivier Hainque <hainque@adacore.com>
13419 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
13420 bits, a C conformant malloc implementation has to provide.
13421 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
13423 2008-07-19 Joseph Myers <joseph@codesourcery.com>
13427 * reload.c (find_reloads_subreg_address): Only reload address if
13428 reloaded == 0, not for reloaded != 1.
13431 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13432 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13433 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13434 m32c_legitimize_reload_address.
13436 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13437 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13438 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13440 2008-07-19 Olivier Hainque <hainque@adacore.com>
13442 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
13443 argument, saying whether nested array are to be collapsed
13444 into a single array type DIE with multiple subscripts.
13445 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
13446 issues, centralize the nested array types collapsing control and
13447 disable the transformation for Ada.
13449 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
13452 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
13454 (x86_64_shift_adj_2): New expander.
13455 (x86_64_shift_adj_3): Ditto.
13456 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
13457 to split TImode operands.
13458 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
13459 (ix86_split_lshr): Ditto.
13461 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
13463 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
13464 and __CHAR32_TYPE__.
13465 * c-typeck.c (digest_init): Support char16_t and char32_t.
13466 (set_nonincremental_init_from_string): Idem.
13468 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13470 PR middle-end/36859
13471 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
13472 PREFERRED_STACK_BOUNDARY.
13473 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
13475 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13477 PR middle-end/36858
13478 * function.c (locate_and_pad_parm): Cap boundary earlier.
13480 2008-07-17 Julian Brown <julian@codesourcery.com>
13482 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
13483 no-op for targets which don't use DLLs.
13485 2008-07-17 Martin Jambor <mjambor@suse.cz>
13487 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
13488 that nodes are relevant by examining the node->analyzed flag.
13489 (ipcp_init_stage): Check which nodes are relevant, assert that the
13490 relevant ones are also required.
13491 (ipcp_propagate_stage): Check on the side arrays are properly
13493 (ipcp_print_all_jump_functions): Make sure not to touch any node
13494 that is not analyzed or an edge that does not have a corresponding
13495 entry in the on-the-side vectors.
13496 (ipcp_function_scale_print): Likewise.
13497 (ipcp_update_callgraph): Check that the node is relevant.
13498 (ipcp_insert_stage): Check that the node is relevant. Check there is
13499 an info for every node and edge.
13500 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
13501 (ipa_print_all_tree_maps): Likewise and a new variable info.
13502 (ipa_print_all_params_modified): Likewise.
13503 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
13505 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
13508 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
13510 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
13512 PR rtl-optimization/36753
13513 * fwprop.c (use_killed_between): Don't shortcut
13514 single-definition global registers.
13516 2008-07-16 Jan Hubicka <jh@suse.cz>
13518 * cgraph.h (varpool_empty_needed_queue): Declare.
13519 * cgraphunit.c (output_in_order): Mark all variables as needed;
13521 * varpool.c (varpool_assemble_node): Update debug queue.
13522 (varpool_assemble_pending_decls): Don't do it here.
13523 (varpool_empty_needed_queue): New function.
13525 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13527 * recog.c (peephole2_optimize): Fix formatting.
13529 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13531 * c-pch.c (get_ident): Avoid C++ keywords.
13532 * combine-stack-adj.c (single_set_for_csa): Likewise.
13533 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
13534 output_asm_insn): Likewise.
13535 * reload.c (push_secondary_reload, find_reusable_reload,
13536 push_reload, combine_reloads, find_reloads,
13537 debug_reload_to_stream): Likewise.
13538 * reload.h (struct reload): Likewise.
13539 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
13540 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
13541 emit_output_reload_insns): Likewise.
13542 * targhooks.c (default_secondary_reload): Likewise.
13543 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
13545 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13547 * recog.c (validate_change_1, validate_change,
13548 validate_unshare_change, validate_replace_rtx_1, struct
13549 funny_match, constrain_operands, peephole2_optimize): Avoid C++
13551 * reload.c (push_secondary_reload, secondary_reload_class,
13552 scratch_reload_class, find_valid_class, find_reusable_reload,
13553 push_reload, find_dummy_reload, find_reloads_address_1,
13554 find_reloads_address_part, find_equiv_reg): Likewise.
13555 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
13556 choose_reload_regs): Likewise.
13557 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
13559 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
13560 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
13561 * sched-rgn.c (concat_INSN_LIST): Likewise.
13562 * stor-layout.c (mode_for_size, mode_for_size_tree,
13563 smallest_mode_for_size): Likewise.
13565 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13567 * cfg.c (dump_reg_info): Avoid C++ keywords.
13568 * dwarf2asm.c (dw2_force_const_mem,
13569 dw2_asm_output_encoded_addr_rtx): Likewise.
13570 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
13571 * expmed.c (expand_shift): Likewise.
13572 * global.c (find_reg): Likewise.
13573 * graph.c (draw_edge): Likewise.
13574 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
13575 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
13576 widen_clz, widen_bswap, expand_parity, expand_unop,
13577 emit_cmp_and_jump_insn_1): Likewise.
13578 * postreload.c (reload_cse_simplify_operands): Likewise.
13579 * ra.h (add_neighbor): Likewise.
13580 * reg-stack.c (remove_regno_note, change_stack): Likewise.
13581 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
13582 record_reg_classes, copy_cost, record_address_regs,
13583 invalid_mode_change_p): Likewise.
13584 * regrename.c (regrename_optimize, scan_rtx_reg,
13585 dump_def_use_chain, find_oldest_value_reg,
13586 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
13588 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13590 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
13591 MASK_POWERPC64 for power4 in previous commit.
13593 2008-07-16 Olivier Hainque <hainque@adacore.com>
13595 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
13596 instead of bare conversion to cast const-ness away.
13598 2008-07-16 Anatoly Sokolov <aesok@post.ru>
13600 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
13601 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
13602 * config/xtensa/xtensa.c (xtensa_function_value): New function.
13603 (TARGET_FUNCTION_VALUE): Define.
13605 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13607 * config/rs6000/rs6000.c (processor_target_table): Add
13608 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
13610 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13613 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13614 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13615 m32c_legitimize_reload_address.
13617 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
13619 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
13620 DECL_IN_SYSTEM_HEADER in sync.
13622 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
13624 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
13625 * tree-ssa-pre.c (pre_expr_eq): Ditto
13626 (get_constant_for_value_id): Take a type as an argument.
13627 (fully_constant_expression): Pass in type.
13628 (find_or_generate_expression): Short circuit constant case.
13629 (create_expression_by_pieces): Remove special casing of
13631 (do_regular_insertion): Short circuit constant case.
13632 (do_partial_partial_insertion): Ditto.
13634 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13637 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
13639 2008-07-15 Bob Wilson <bob.wilson@acm.org>
13641 * config/xtensa/libgcc-xtensa.ver: New file.
13642 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
13644 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13646 * df-problems.c (df_set_note): Avoid C++ keywords.
13647 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
13648 * dse.c (record_store, remove_useless_values): Likewise.
13649 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
13650 gen_reg_rtx_offset, operand_subword, change_address_1,
13651 change_address, adjust_address_1, offset_address,
13652 widen_memory_access, emit_copy_of_insn_after): Likewise.
13653 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
13654 * fwprop.c (should_replace_address, propagate_rtx_1,
13655 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
13657 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
13658 gcse_emit_move_after, update_ld_motion_stores): Likewise.
13659 * lcm.c (compute_insert_delete, pre_edge_lcm,
13660 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
13661 * lower-subreg.c (resolve_reg_notes): Likewise.
13662 * mode-switching.c (optimize_mode_switching): Likewise.
13664 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13666 * bt-load.c (add_btr_def, migrate_btr_def,
13667 branch_target_load_optimize): Avoid C++ keywords.
13668 * caller-save.c (insert_restore, insert_save, insert_one_insn):
13670 * combine.c (subst, simplify_set, make_extraction,
13671 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
13672 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
13673 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
13675 2008-07-15 Richard Guenther <rguenther@suse.de>
13677 PR middle-end/36369
13678 * c-common.c (strict_aliasing_warning): Do not warn for
13679 TYPE_REF_CAN_ALIAS_ALL pointers.
13680 (c_common_get_alias_set): may_alias types are not special.
13681 * tree.c (build_pointer_type_for_mode): Look up the may_alias
13682 attribute and set can_ref_all accordingly.
13683 (build_reference_type_for_mode): Likewise.
13684 * doc/extend.texi (may_alias): Clarify.
13686 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13689 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13690 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13692 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13695 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
13696 gcc_assert, instead call output_operand_lossage.
13698 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
13700 * builtins.c (std_canonical_va_list): Treat structure based
13703 2008-07-15 Ben Elliston <bje@au.ibm.com>
13705 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
13707 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
13709 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
13712 2008-07-14 Jan Hubicka <jh@suse.cz>
13714 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
13715 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
13716 fix predicates and constraints.
13717 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
13718 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
13720 2008-07-14 Doug Kwan <dougkwan@google.com>
13722 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
13723 additional option file arm/eabi.opt.
13724 * config/arm/eabi.h (File): New configuration file for EABI targets.
13725 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
13726 SUBSUBTARGET_EXTRA_SPECS.
13727 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
13728 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
13729 from STARTFILE_SPEC so that it can be referenced in an override.
13730 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
13731 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
13732 can be referenced in an override.
13733 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
13734 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
13735 so that it can be referenced in an override.
13736 (LINK_SPEC): Use BPABI_LINK_SPEC.
13737 * config/arm/eabi.opt (File): New.
13739 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13741 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
13742 (FIXED_VALUE_H): New variable.
13743 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
13744 input.h, fixed-value.h.
13745 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
13746 (BASIC_BLOCK_H): Use $(BITMAP_H).
13747 (FUNCTION_H): Add varray.h.
13748 (IPA_REFERENCE_H): Use $(BITMAP_H).
13749 (CGRAPH_H): Add $(BASIC_BLOCK_H).
13750 (DF_H): Use $(BITMAP_H).
13751 (GGC_H): Add statistics.h.
13752 (INSN_ADDR_H): New.
13753 (INSN_ATTR_H): Use it.
13754 (SYSTEM_H): Add safe-ctype.h, filenames.h.
13756 (SYMTAB_H): Add $(OBSTACK_H).
13757 (CPP_INTERNAL_H): New.
13758 (TREE_DUMP_H): Add tree-pass.h.
13759 (TREE_FLOW_H): Use $(BITMAP_H)
13760 (PRETTY_PRINT_H): Use $(INPUT_H).
13761 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
13764 (many object files): Fix lots of header dependencies throughout.
13766 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13768 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
13770 (s-gtyp-input): Use them to write tmp-gi.list.
13771 (echo_to_gi.list): Remove.
13773 2008-07-14 Richard Guenther <rguenther@suse.de>
13775 * tree-ssa-sccvn.c (pre_info): Remove.
13776 (switch_to_PRE_table): Likewise.
13777 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
13778 (set_hashtable_value_ids): Do not create value-ids for the
13780 (run_scc_vn): Remove double test. Remove bogus special-case
13781 in value-number printing.
13782 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
13783 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
13785 * tree-flow-inline.h (get_value_handle): Remove.
13786 * tree-flow.h (get_value_handle): Remove.
13788 2008-07-14 Martin Jambor <mjambor@suse.cz>
13790 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
13791 in which we generate arithmetics is not a subrange.
13793 2008-07-14 Martin Jambor <mjambor@suse.cz>
13795 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
13797 2008-07-14 Richard Guenther <rguenther@suse.de>
13799 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
13801 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
13804 * config/s390/s390.c (s390_secondary_reload): Add a secondary
13805 reload for symbol refs moved to r0 with -fPIC.
13806 (legitimize_pic_address): Use the target register as temporary
13808 (emit_symbolic_move): Adjust comment.
13809 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
13812 2008-07-14 Ben Elliston <bje@au.ibm.com>
13814 * c-common.h (C_CPP_HASHNODE): New macro.
13815 * coretypes.h (struct cpp_token): Forward declare.
13816 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13817 the context-sensitive keyword method.
13818 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
13819 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
13820 expand_bool_pixel): New.
13821 (altivec_categorize_keyword): New function.
13822 (init_vector_keywords): New function.
13823 (rs6000_macro_to_expand): Likewise.
13824 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
13825 compiling an ISO C dialect.
13827 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
13829 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
13830 (create_expression_by_pieces): Fix typo.
13831 (do_regular_insertion): Use debug counter here too.
13833 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
13836 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
13837 CONST_OK_FOR_LETTER_P. All port-local users changed.
13838 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
13839 implement Kp matching power-of-two.
13840 (CONSTRAINT_LEN): Define to match.
13841 * config/cris/cris.md: Replace all use of constraint K with Kc.
13842 ("*btst*): Use Kp for operand 0 of last alternative.
13844 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13847 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
13850 2008-07-13 Jan Hubicka <jh@suse.cz>
13852 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
13855 2008-07-13 Richard Guenther <rguenther@suse.de>
13857 PR middle-end/36811
13858 * langhooks.c (lhd_print_error_function): Deal with recursive
13861 2008-07-12 Jan Hubicka <jh@suse.cz>
13863 * cgraph.c (assembler_name_hash): New static var.
13864 (hash_node_by_assembler_name, eq_assembler_name): New.
13865 (cgraph_node_for_asm): Use hashtable.
13866 (cgraph_remove_node): Maintain hashtable.
13867 (change_decl_assembler_name): Sanity check that names are not changing
13868 after aliasing was processed.
13869 * cgraph.h (varpoon_node): Add next GGC marker.
13870 * tree.c (decl_assembler_name_equal): Constify.
13871 (decl_assembler_name_hash): New.
13872 * tree.h (decl_assembler_name_equal): Constify.
13873 (decl_assembler_name_hash): Update.
13875 2008-07-12 David Daney <ddaney@avtrex.com>
13877 * config/mips/driver-native.c (host_detect_local_cpu): Handle
13878 sb1 and r5000 cpus.
13880 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
13882 * doc/md.texi: Document the MIPS "v" constraint.
13883 * config/mips/mips.h (reg_class): Revert last change.
13884 (REG_CLASS_NAMES): Likewise.
13885 (REG_CLASS_CONTENTS): Likewise.
13886 * config/mips/mips.c (mips_regno_to_class): Likewise.
13887 * config/mips/constraints.md (v): Likewise, but add documentation.
13888 Add a comment to say that this constraint should not be used in
13891 2008-07-11 DJ Delorie <dj@redhat.com>
13893 * config/h8300/h8300.md (length): Fix branch offset limit.
13895 2008-07-11 Anatoly Sokolov <aesok@post.ru>
13897 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
13898 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
13899 (avr_hard_regno_scratch_ok): New function.
13900 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13901 * config/avr/avr.md (all peepholes that request a scratch register):
13902 Remove avr_peep2_scratch_safe use.
13904 2008-07-11 Tom Tromey <tromey@redhat.com>
13905 Ian Lance Taylor <iant@google.com>
13907 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
13908 (struct c_common_resword): Define.
13909 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
13910 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
13911 (c_common_reswords, num_c_common_reswords): Declare.
13912 * c-common.c (c_common_reswords): New global const array.
13913 (num_c_common_reswords): New const int.
13914 * c-parser.c (struct resword, reswords): Don't define.
13915 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
13916 (c_parse_init): Clarify mask code. Use c_common_reswords rather
13917 than reswords. If warning about C++ keywords, give them a special
13919 (c_lex_one_token): Warn about C++ keywords. Call
13920 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
13921 (c_parser_external_declaration): Look for RID_xxx rather than
13922 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
13923 (c_parser_statement_after_labels): Likewise.
13924 (c_parser_objc_class_instance_variables): Likewise.
13925 (c_parser_objc_class_declaration): Likewise.
13926 (c_parser_objc_try_catch_statement): Likewise.
13927 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
13928 (declspecs_add_type): Likewise.
13930 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
13932 * ggc-page.c (alloc_page):
13933 Substituting xmalloc, xcalloc with
13934 XNEWVEC and XCNEWVAR macros which add the
13937 2008-07-11 Richard Guenther <rguenther@suse.de>
13939 PR tree-optimization/36765
13940 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
13941 aliases from HEAP vars to SMTs.
13943 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13945 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
13946 * configure.ac (loose_warn): Move -Wc++-compat from here...
13947 (strict_warn): ...to here.
13948 * configure: Regenerate.
13950 2008-07-10 Joseph Myers <joseph@codesourcery.com>
13952 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
13953 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
13954 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
13955 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
13956 excluding more specific h8300-*-* and sh-*-* targets.
13958 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
13960 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
13961 (eliminate): Ditto.
13962 (execute_pre): Call loop_optimizer_finalize in early exit.
13964 2008-07-10 Jakub Jelinek <jakub@redhat.com>
13966 PR middle-end/36790
13967 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
13968 uids in the bitmap, not just VAR_DECL uids.
13970 PR rtl-optimization/36419
13971 * combine-stack-adj.c (adjust_frame_related_expr): New function.
13972 (combine_stack_adjustments_for_block): Call it if needed. Delete
13974 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
13975 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
13976 prologue sp adjustment.
13978 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
13981 * opts.c (print_ignored_options): Report postponed diagnostics for
13982 unknown -Wno-* options as warnings, not errors.
13983 (postpone_unknown_option_error): Renamed to...
13984 (postpone_unknown_option_warning): ... this.
13986 2008-07-09 Doug Kwan <dougkwan@google.com>
13989 2008-07-08 Doug Kwan <dougkwan@google.com>
13991 * config/arm/arm.opt (mandroid): New option.
13992 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13993 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13995 (CC1PLUS_SPEC): Same.
13997 (STARTFILE_SPEC): Same.
13998 (ENDFILE_SPEC): Same.
13999 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
14002 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
14005 * config/mips/mips.h (reg_class): Remove V1_REG.
14006 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
14007 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
14008 instead of V1_REGS.
14009 (mips_get_tp): New function.
14010 (mips_legitimize_tls_address): Use it.
14011 * config/mips/constraints.md (v): Delete.
14012 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
14013 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
14014 After reload, split into a move and ...
14015 (*tls_get_tp_<mode>_split): ...this new instruction.
14017 2008-07-09 David Daney <ddaney@avtrex.com>
14019 * config/mips/driver-native.c: Include coretypes.h and tm.h.
14021 2008-07-09 Jakub Jelinek <jakub@redhat.com>
14023 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
14024 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
14026 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
14027 htab_delete should be called. Don't free c.
14028 (lookup_tmp_var): Create temp_htab lazily.
14029 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
14030 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
14032 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
14033 lower_omp_ordered, lower_omp_critical, lower_omp_for,
14034 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
14035 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
14036 * tree-sra.c (generate_element_init): Likewise.
14037 * tree-mudflap.c (execute_mudflap_function_ops,
14038 execute_mudflap_function_decls): Likewise.
14039 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
14040 * tree-gimple.h (struct gimplify_ctx): New type.
14041 (push_gimplify_context): Adjust prototype.
14043 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
14045 * tree-ssa-pre.c (phi_translate_1): Update placement of
14046 add_to_value calls.
14048 2008-07-09 Anatoly Sokolov <aesok@post.ru>
14050 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
14051 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
14052 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
14053 * targhooks.c (default_hard_regno_scratch_ok): New function.
14054 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
14055 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
14056 * recog.c: Include "target.h".
14057 (peep2_find_free_register): Add check for global regs. Add target
14059 * Makefile.in (recog.o): Depend on target.h.
14061 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
14063 * config/sh/sh.c (sh_canonical_va_list_type): New.
14064 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
14066 2008-07-09 Raksit Ashok <raksit@google.com>
14068 * doc/invoke.texi (Option Summary): Mention new option
14069 -Wdisallowed-function-list=...
14070 (Warning Options): Document -Wdisallowed-function-list=...
14071 * common.opt (Wdisallowed-function-list=): New flag.
14072 * flags.h (warn_disallowed_functions): External definition of new
14073 boolean warning flag.
14074 (warn_if_disallowed_function_p): Declare new function.
14075 * opts.c (warning_disallowed_functions): New static variable.
14076 (warn_disallowed_functions): New boolean warning flag.
14077 (warn_if_disallowed_function_p): New function.
14078 (add_comma_separated_to_vector): Rename
14079 add_instrument_functions_exclude_list to this.
14080 (common_handle_option): Handle new option. Rename calls to
14081 add_instrument_functions_exclude_list into calls to
14082 add_comma_separated_to_vector.
14083 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
14084 based on flag warn_disallowed_functions.
14086 2008-07-09 Christian Bruel <christian.bruel@st.com>
14088 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
14089 instead of get_attr_length.
14091 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14093 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
14095 * genemit.c (gen_insn): Likewise.
14096 * gengtype.c (note_def_vec): Likewise.
14097 * gengtype.h (note_def_vec): Likewise.
14098 * genoutput.c (struct data, output_insn_data, process_template,
14099 gen_expand, gen_split, note_constraint): Likewise.
14100 * genrecog.c (new_decision, add_to_sequence, factor_tests,
14101 make_insn_sequence): Likewise.
14102 * gensupport.c (record_insn_name): Likewise.
14104 2008-07-08 Doug Kwan <dougkwan@google.com>
14106 * config/arm/arm.opt (mandroid): New option.
14107 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
14108 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
14110 (CC1PLUS_SPEC): Same.
14112 (STARTFILE_SPEC): Same.
14113 (ENDFILE_SPEC): Same.
14114 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
14117 2008-07-08 Raksit Ashok <raksit@google.com>
14119 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
14120 (set_storage_via_setmem): Fix expected_align parameter.
14121 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
14122 missing from the list.
14123 * doc/md.texi (movmem): Explicitly state that expected alignment is
14124 to be expressed in bytes.
14125 (setmem): Explicitly state that expected alignment is to be expressed
14128 2008-07-08 Joseph Myers <joseph@codesourcery.com>
14130 * reload.c (find_reloads_subreg_address): Do not require validity
14131 of address in original mode before reloading address.
14133 2008-07-07 Tianwei Sheng <tianweis@google.com>
14135 * df-core.c (df_remove_problem): Adjust the access to avoid out of
14136 bounds array access.
14138 2008-07-08 Jakub Jelinek <jakub@redhat.com>
14140 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
14142 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
14144 Fix PR tree-optimization/23455
14145 Fix PR tree-optimization/35286
14146 Fix PR tree-optimization/35287
14147 * Makefile.in (OBJS-common): Remove tree-vn.o.
14148 (tree-vn.o): Remove.
14149 * dbgcnt.def: Add treepre_insert debug counter.
14150 * gcc/tree-flow.h (add_to_value): Updated for other changes.
14151 (debug_value_expressions): Ditto.
14152 (print_value_expressions): Ditto.
14153 * tree-pretty-print.c (dump_generic_node): Updated for
14154 VALUE_HANDLE removal.
14155 * tree-ssa-dom.c (record_equality): Ditto.
14156 (cprop_operand): Ditto.
14157 (lookup_avail_expr): Ditto.
14158 * tree-ssa-threadedge.c
14159 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
14160 (simplify_control_stmt_condition): Ditto.
14161 * tree.c (tree_code_size): Ditto.
14162 (tree_node_structure): Ditto.
14163 (iterative_hash_expr): Ditto.
14165 * tree.h (VALUE_HANDLE_ID): Ditto.
14166 (VALUE_HANDLE_EXPR_SET): Ditto.
14167 (struct tree_value_handle): Ditto.
14168 (union tree_node): Ditto.
14169 * treestruct.def: Ditto.
14170 * tree-vn.c: Removed.
14171 * tree-ssa-pre.c: Rewritten entirely.
14172 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
14173 (constant_value_ids): Ditto.
14174 (vn_nary_op_t): Moved to header.
14176 (vn_reference_op_t): Ditto
14177 (vn_reference_t): Ditto.
14178 (next_value_id): New variable.
14179 (VN_INFO): Add an assert.
14180 (vn_constant_eq): New function.
14181 (vn_constant_hash): Ditto.
14182 (get_or_alloc_constant_value_id): Ditto.
14183 (value_id_constant_p): Ditto.
14184 (vn_reference_compute_hash): De-staticify.
14185 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
14186 Disable some code with a FIXME. Remove VALUE_HANDLE use.
14187 (valueize_refs): Update opcode if it changes from ssa name to constant.
14188 (vn_reference_lookup_1): Add new argument.
14189 (vn_reference_lookup): Ditto.
14190 (vn_reference_lookup_pieces): New function.
14191 (vn_reference_insert): Add return type. Modify to deal with value ids.
14192 (vn_reference_insert_pieces): New function.
14193 (vn_nary_op_compute_hash): De-staticify.
14194 (vn_nary_op_eq): Ditto.
14195 (vn_nary_op_lookup_pieces): New function.
14196 (vn_nary_op_lookup): Add new argument.
14197 (vn_nary_op_insert_pieces): New function.
14198 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
14199 (vn_phi_insert): Ditto.
14200 (visit_unary_op): Update for callee changes.
14201 (visit_binary_op): Ditto.
14202 (visit_reference_op_load): Ditto.
14203 (visit_reference_op_store): Ditto.
14204 (init_scc_vn): Init next_value_id, constant_to_value_id and
14205 constant_value_ids.
14206 (free_scc_vn): Free them.
14207 (set_hashtable_value_ids): New function.
14208 (run_scc_vn): Use it.
14209 (get_max_value_id): New function.
14210 (get_next_value_id): Ditto.
14211 (expressions_equal_p): Moved from tree-vn.c
14212 (sort_vuses): Ditto.
14213 (sort_vuses_heap): Ditto.
14214 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
14216 * tree.c (iterative_hash_hashval_t): Made non-static
14217 * tree.h (iterative_hash_hashval_t): Declare it.
14219 2008-07-08 Martin Jambor <mjambor@suse.cz>
14221 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
14222 instead of ipa_create_node_params.
14223 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
14224 ipa_check_create_edge_args, free them with
14225 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
14227 * ipa-prop.c: Include flags.h and tree-inline.h.
14228 (ipa_node_params_vector): New variable.
14229 (ipa_edge_args_vector): New variable.
14230 (edge_removal_hook_holder): New variable.
14231 (node_removal_hook_holder): New variable.
14232 (edge_duplication_hook_holder): New variable.
14233 (node_duplication_hook_holder): New variable.
14234 (ipa_detect_param_modifications): Check for presence of modified flags.
14235 (ipa_compute_jump_functions): Check for presence of jump functions.
14236 (ipa_free_edge_args_substructures): New function.
14237 (ipa_create_node_params): Removed.
14238 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
14239 (ipa_free_node_params_substructures): New function.
14240 (ipa_free_all_node_params): Changed to deallocate the on-the-side
14242 (ipa_edge_removal_hook): New function.
14243 (ipa_node_removal_hook): New function.
14244 (duplicate_array): New function.
14245 (ipa_edge_duplication_hook): New function.
14246 (ipa_node_duplication_hook): New function.
14247 (ipa_register_cgraph_hooks): New function.
14248 (ipa_unregister_cgraph_hooks): New function.
14249 (free_all_ipa_structures_after_ipa_cp): New function.
14251 * ipa-prop.h: Include vec.h.
14252 (ipa_node_params_t): New typedef with vector types for it.
14253 (ipa_edge_args_t): New typedef with vector types for it.
14254 (IPA_NODE_REF): Changed to access an on-the-side vector.
14255 (IPA_EDGE_REF): Changed to access an on-the-side vector.
14256 (ipa_check_create_node_params): New function.
14257 (ipa_check_create_edge_args): New function.
14259 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
14262 2008-07-07 Tom Tromey <tromey@redhat.com>
14264 * configure, config.in: Rebuilt.
14265 * configure.ac: Don't check for scandir or alphasort.
14267 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14269 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
14270 types immediately after creating them.
14272 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14274 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
14276 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
14278 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
14279 dump_constraint_graph.
14280 (dump_constraint_edge): New function.
14281 (dump_constraint_graph): New function.
14282 (debug_constraint_graph): New function.
14283 (dump_constraint): Removed useless comparison.
14284 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
14285 (dump_constraint_graph): Declare.
14286 (debug_constraint_graph): Declare.
14287 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
14289 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
14291 * config/i386/i386.c (is_va_list_char_pointer): New.
14292 (ix86_va_start): Replace compare with ms_va_list_type_node
14293 by is_va_list_char_pointer.
14294 (ix86_gimplify_va_arg): Likewise.
14296 2008-07-07 Martin Jambor <mjambor@suse.cz>
14298 * cgraph.c (cgraph_edge_max_uid): New variable.
14299 (struct cgraph_edge_hook_list): New type.
14300 (struct cgraph_node_hook_list): New type.
14301 (struct cgraph_2edge_hook_list): New type.
14302 (struct cgraph_2node_hook_list): New type.
14303 (first_cgraph_edge_removal_hook): New variable.
14304 (first_cgraph_node_removal_hook): New variable.
14305 (first_cgraph_edge_duplicated_hook): New variable.
14306 (first_cgraph_node_duplicated_hook): New variable.
14307 (cgraph_add_edge_removal_hook): New function.
14308 (cgraph_remove_edge_removal_hook): New function.
14309 (cgraph_call_edge_removal_hooks): New function.
14310 (cgraph_add_node_removal_hook): New function.
14311 (cgraph_remove_node_removal_hook): New function.
14312 (cgraph_call_node_removal_hooks): New function.
14313 (cgraph_add_edge_duplication_hook): New function.
14314 (cgraph_remove_edge_duplication_hook): New function.
14315 (cgraph_call_edge_duplication_hooks): New function.
14316 (cgraph_add_node_duplication_hook): New function.
14317 (cgraph_remove_node_duplication_hook): New function.
14318 (cgraph_call_node_duplication_hooks): New function.
14319 (cgraph_create_edge): Assign to edge uid.
14320 (cgraph_remove_edge): Call edge removal hooks.
14321 (cgraph_node_remove_callees): Call edge removal hooks.
14322 (cgraph_node_remove_callers): Call edge removal hooks.
14323 (cgraph_remove_node): Call node removal hooks.
14324 (cgraph_clone_edge): Call edge duplication hooks.
14325 (cgraph_clone_node): Call node duplication hooks.
14327 * cgraph.h (cgraph_edge): New field uid.
14328 (cgraph_edge_hook): New type.
14329 (cgraph_node_hook): New type.
14330 (cgraph_2edge_hook): New type.
14331 (cgraph_2node_hook): New type.
14333 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
14335 * config.in: Regenerate.
14337 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
14339 * gcc.c (print_sysroot): New.
14340 (option_map, display_help, process_command): Handle the
14341 -print-sysroot option.
14342 (main): Print the sysroot if requested.
14343 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
14345 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14348 * unwind-pe.h (size_of_encoded_value): add attribute unused.
14350 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
14352 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
14353 (assign_parm_setup_block_p): Also check mode of entry_parm.
14355 2008-07-07 Richard Guenther <rguenther@suse.de>
14357 * tree-ssa-structalias.h (set_used_smts): Remove.
14358 * tree-ssa-structalias.c (used_smts): Likewise.
14359 (set_used_smts): Likewise.
14360 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
14361 call to set_used_smts.
14363 2008-07-07 Richard Guenther <rguenther@suse.de>
14365 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
14366 (new_var_info): Set it to false.
14367 (solution_set_add): Correctly handle pointers outside a var and
14369 (type_safe): Treat variables with is_full_var properly.
14370 (do_sd_constraint): Likewise.
14371 (do_ds_constraint): Likewise.
14372 (process_constraint): Remove zeroing offset for !use_field_sensitive.
14373 (get_constraint_for_ptr_offset): New function.
14374 (get_constraint_for_component_ref): For addresses at least include
14375 the last field of the variable. Handle is_full_vars properly.
14376 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
14377 (handle_ptr_arith): Remove.
14378 (find_func_aliases): Simplify assignment handling.
14379 (create_function_info_for): For parameter and result varinfos set
14381 (create_variable_info_for): Set is_full_var flag whenever we
14382 just created a single varinfo for a decl.
14383 (init_alias_vars): Initialize use_field_sensitive from
14384 max-fields-for-field-sensitive parameter.
14386 2008-07-07 Richard Guenther <rguenther@suse.de>
14388 PR tree-optimization/36713
14389 * tree-flow-inline.h (is_call_used): New function.
14390 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
14391 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14392 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
14394 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14396 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
14398 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
14400 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
14402 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14403 Nathan Sidwell <nathan@codesourcery.com>
14405 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
14406 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
14408 * config/m68k/t-linux: New.
14409 * doc/install.texi: Document m68k-*-linux is now multilibbed by
14412 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
14414 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
14415 * config/m68k/m68k-devices.def: Remove multilibs that only differ
14418 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14420 * gcc.c (execute): Fix -Wc++-compat warning.
14422 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
14425 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
14426 constant for little endian.
14428 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
14430 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
14431 mips_base_mips16 instead of TARGET_MIPS16.
14432 (mips_base_mips16): Declare.
14433 * config/mips/mips.c (mips_base_mips16): Make global.
14434 (was_mips16_p): Remove GTY marker.
14435 (was_mips16_pch_p): New variable.
14436 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
14437 (mips_override_options): Force to non-MIPS16 mode initially.
14438 Do not complain about MIPS16 PIC incompatibilities here.
14439 Only allow -mgpopt if -mexplicit-relocs is in force for
14442 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
14444 * configure.ac: Check for caddr_t, define to char * if not defined.
14445 * configure: Regenerate.
14446 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
14447 (mmap_gt_pch_use_address): Likewise.
14448 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
14450 2008-07-06 Richard Guenther <rguenther@suse.de>
14452 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
14453 (new_var_info): Deal with it.
14454 (solution_set_add): Likewise.
14455 (bitpos_of_field): Make signed, fix.
14456 (struct fieldoff): Remove type and decl fields. Make size field
14457 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
14459 (fieldoff_compare): Deal with it.
14460 (push_fields_onto_fieldstack): Remove has_union argument, glob
14461 adjacent non-pointer fields together.
14462 (create_function_info_for): Do not set has_union.
14463 (create_variable_info_for): Simplify.
14465 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
14467 * config.gcc (extra_headers): Add cross-stdarg.h for target
14468 x86_64-*-* and i?86-*-*.
14469 * config/i386/cross-stdarg.h: New.
14470 * builtins.c (std_fn_abi_va_list): New.
14471 (std_canonical_va_list_type): New.
14472 (stabilize_va_list): Replace va_list_type_node use by
14473 mtarget.canonical_va_list_type.
14474 (gimplify_va_arg_expr): Likewise.
14475 (expand_builtin_va_copy): Replace va_list_type_node use by
14476 mtarget.fn_abi_va_list.
14477 * tree-sra.c (is_va_list_type): New helper.
14478 (decl_can_be_decomposed_p): Replace
14479 va_list_type_node use by is_va_list_type.
14480 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
14481 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
14482 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
14483 * config/i386/i386-protos.h (ix86_get_valist_type): New.
14484 (ix86_enum_va_list): New.
14485 * config/i386/i386.c (sysv_va_list_type_node): New.
14486 (ms_va_list_type_node): New.
14487 (ix86_function_type_abi): Remove sorry.
14488 (ix86_build_builtin_va_list_abi): New.
14489 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
14490 for 64-bit targets.
14491 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
14492 (ix86_init_builtins_va_builtins_abi): New.
14493 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
14494 for 64-bit targets.
14495 (ix86_handle_abi_attribute): New.
14496 (attribute_spec): Add sysv_abi and ms_abi.
14497 (ix86_fn_abi_va_list): New.
14498 (ix86_canonical_va_list_type): New.
14499 (ix86_enum_va_list): New.
14500 (TARGET_FN_ABI_VA_LIST): New.
14501 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14502 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
14503 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
14504 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14505 (TARGET_ENUM_VA_LIST): New.
14506 * expr.h (std_fn_abi_va_list): New.
14507 (std_canonical_va_list_type): New.
14508 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
14509 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14510 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
14511 TARGET_CANONICAL_VA_LIST_TYPE.
14512 * target.h (struct gcc_target): Add fn_abi_va_list hook
14513 and canonical_va_list_type hook.
14515 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14517 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
14518 integral and pointer types.
14520 2008-07-04 Roger Sayle <roger@eyesopen.com>
14522 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
14523 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
14525 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
14528 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
14530 2008-07-04 Jakub Jelinek <jakub@redhat.com>
14532 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
14533 build_gimple_modify_stmt.
14534 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
14535 gimple operand. Use fold_build* instead of build*.
14537 2008-07-04 Richard Guenther <rguenther@suse.de>
14539 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
14540 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
14541 properly to compute the reachability set if we do field-sensitive PTA.
14542 * invoke.texi (max-fields-for-field-sensitive): Document default.
14543 * opts.c (decode_options): Set max-fields-for-field-sensitive to
14544 100 for optimize >= 2.
14546 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14548 * ggc-zone.c (lookup_page_table_if_allocated,
14549 set_page_table_entry, zone_find_object_size, alloc_small_page,
14550 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
14551 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
14552 -Wc++-compat and/or -Wcast-qual warnings.
14554 2008-07-04 Alan Modra <amodra@bigpond.net.au>
14557 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
14558 pic_offset_table_rtx to be marked as used here.
14559 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
14560 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
14561 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
14562 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
14563 !TARGET_SECURE_PLT.
14565 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14567 * alloc-pool.c (hash_descriptor, eq_descriptor,
14568 alloc_pool_descriptor): Fix -Wc++-compat warnings.
14569 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
14571 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
14572 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
14573 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
14574 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
14577 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
14579 * tree-flow.h (loop_only_exit_p): Declare.
14580 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
14581 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
14582 the number of iterations if it is constant. Otherwise, if this is the
14583 only possible exit of the loop, use the conservative estimate on the
14584 number of iterations of the entire loop if available.
14586 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
14588 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
14589 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
14590 Add synchronization functions.
14591 * config/sync.c: New file.
14592 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
14593 (LIBGCC_SYNC_CFLAGS): Likewise.
14595 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
14598 * config/i386/i386.md (mode): Add TF to "mode" attribute.
14599 (*pushtf_sse): New insn pattern.
14600 (pushtf splitters): New splitters.
14602 2008-07-03 Michael Meissner <gnu@the-meissners.org>
14604 PR middle-end/35736
14605 * predict.c (build_predict_expr): Use void_type_node for the tree
14606 type, instead of NULL_TREE.
14608 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
14610 * config/i386/i386.c (contains_aligned_value_p): Return true
14612 (ix86_data_alignment): Align TCmode to 128bits.
14613 (ix86_local_alignment): Likewise.
14615 2008-07-03 Andrew Haley <aph@redhat.com>
14618 * vec.h (VEC_TA): New.
14619 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
14620 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
14621 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
14622 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
14623 (C_COMMON_FIXED_TYPES): Remove first arg.
14624 (C_COMMON_FIXED_MODE_TYPES): Likewise.
14625 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
14626 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
14627 not to use empty macro arguments.
14629 2008-07-02 Joseph Myers <joseph@codesourcery.com>
14631 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
14632 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
14633 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
14634 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
14635 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
14636 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
14637 config/ia64/crtn.asm, config/m68hc11/larith.asm,
14638 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
14639 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
14640 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
14641 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
14642 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
14643 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
14644 config/rs6000/e500crtres64gpr.asm,
14645 config/rs6000/e500crtres64gprctr.asm,
14646 config/rs6000/e500crtrest32gpr.asm,
14647 config/rs6000/e500crtrest64gpr.asm,
14648 config/rs6000/e500crtresx32gpr.asm,
14649 config/rs6000/e500crtresx64gpr.asm,
14650 config/rs6000/e500crtsav32gpr.asm,
14651 config/rs6000/e500crtsav64gpr.asm,
14652 config/rs6000/e500crtsav64gprctr.asm,
14653 config/rs6000/e500crtsavg32gpr.asm,
14654 config/rs6000/e500crtsavg64gpr.asm,
14655 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
14656 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
14657 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
14658 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
14659 config/sparc/sol2-cn.asm: Remove .file directives.
14661 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
14663 * resource.c (mark_referenced_resources): Look inside
14664 UNSPEC_VOLATILEs and ASM_INPUTs.
14666 2008-07-02 Ian Lance Taylor <iant@google.com>
14668 * rtlanal.c (add_reg_note): New function.
14669 * rtl.h (add_reg_note): Declare.
14670 * auto-inc-dec.c (attempt_change): Use add_reg_note.
14671 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
14672 * builtins.c (expand_builtin_longjmp): Likewise.
14673 (expand_builtin_nonlocal_goto): Likewise.
14674 * calls.c (emit_call_1, expand_call): Likewise.
14675 * cfgexpand.c (add_reg_br_prob_note): Likewise.
14676 * cfglayout.c (fixup_reorder_chain): Likewise.
14677 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
14678 (commit_one_edge_insertion): Likewise.
14679 * combine.c (move_deaths, distribute_notes): Likewise.
14680 * df-problems.c (df_set_note): Likewise.
14681 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
14682 (set_unique_reg_note): Likewise.
14683 (emit_copy_of_insn_after): Likewise.
14684 * expr.c (expand_expr_real): Likewise.
14685 * gcse.c (add_label_notes): Likewise.
14686 * haifa-sched.c (create_check_block_twin): Likewise.
14687 * jump.c (mark_jump_label_1): Likewise.
14688 * loop-doloop.c (add_test, doloop_modify): Likewise.
14689 * loop-unswitch.c (compare_and_jump_seq): Likewise.
14690 * lower-subreg.c (move_eh_region_note): Likewise.
14691 * optabs.c (emit_libcall_block): Likewise.
14692 * predict.c (predict_insn): Likewise.
14693 (combine_predictions_for_insn): Likewise.
14694 * recog.c (peephole2_optimize): Likewise.
14695 * regmove.c (try_auto_increment): Likewise.
14696 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
14697 * reload.c (find_reloads): Likewise.
14698 * reload1.c (fixup_eh_region_note): Likewise.
14699 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
14700 * reorg.c (delete_prior_computation): Likewise.
14701 (delete_computation, dbr_schedule): Likewise.
14702 * config/pa/pa.c (legitimize_pic_address): Likewise.
14703 * config/sh/sh.c (sh_reorg): Likewise.
14705 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14708 * config/libgcc-glibc.ver: Add %exclude.
14709 * config/m32r/libgcc-glibc.ver: Likwise.
14710 * config/s390/libgcc-glibc.ver: Likwise.
14711 * config/sh/libgcc-glibc.ver: Likwise.
14712 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
14714 * config/i386/libgcc-glibc.ver: New.
14716 * config/i386/libgcc-x86_64-glibc.ver: Removed.
14718 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14720 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
14721 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
14722 i[34567]86-*-linux*, x86_64-*-linux*. Add
14723 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
14724 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
14725 x86_64-*-linux*. Add i386/t-linux to tmake_file for
14726 i[34567]86-*-linux*, x86_64-*-linux*.
14728 * libgcc-std.ver: Add empty GCC_4.4.0.
14730 * mkmap-symver.awk: Support multiple versions per symbol.
14732 * config/i386/i386.c (ix86_init_builtins): Always define
14733 __builtin_fabsq and __builtin_copysignq with fallbacks.
14734 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
14735 and __builtin_copysignq if SSE2 isn't available.
14737 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
14738 (LIBGCC2_TF_CEXT): Likwise.
14739 (TF_SIZE): Likwise.
14741 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
14743 * config/i386/sfp-machine.h: Moved to libgcc.
14745 * config/i386/sfp-machine.h: New.
14746 * config/i386/t-linux: Likwise.
14748 * config/i386/t-darwin: Remove softfp_wrap_start and
14750 * config/i386/t-darwin64: Likewise.
14752 * config/i386/t-fprules-softfp64: Renamed to ...
14753 * config/i386/t-fprules-softfp: This.
14755 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
14756 and softfp_wrap_end.
14758 2008-07-02 Jason Merrill <jason@redhat.com>
14760 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
14762 * tree.c (ctor_to_list): New fn.
14763 * tree.h: Declare it.
14764 (CONSTRUCTOR_ELT): New macro.
14765 (CONSTRUCTOR_NELTS): New macro.
14767 2008-07-02 Richard Guenther <rguenther@suse.de>
14769 * tree-ssa-structalias.c (struct variable_info): Reorder
14770 to fill padding on 64bit hosts. Make collapsed_to an int.
14771 (get_varinfo_fc): Deal with that.
14772 (new_var_info): Likewise.
14773 (collapse_rest_of_var): Likewise.
14775 2008-07-02 Joshua Sumali <jsumali@redhat.com>
14777 * doc/install.texi (--enable-java-home): Document.
14778 (--enable-aot-compile-rpm): Likewise.
14779 (--with-arch-directory): Likewise.
14780 (--with-os-directory): Likewise.
14781 (--with-origin-name): Likewise.
14782 (--with-arch-suffix): Likewise.
14783 (--with-jvm-root-dir): Likewise.
14784 (--with-jvm-jar-dir): Likewise.
14785 (--with-python-dir): Likewise.
14787 2008-07-02 Richard Guenther <rguenther@suse.de>
14789 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
14790 from decls explicitly. Merge operand checking from tuples.
14792 2008-07-02 Martin Jambor <mjambor@suse.cz>
14794 * tree-switch-conversion.c: Included timevar.h which I forgot before.
14796 2008-07-02 Martin Jambor <mjambor@suse.cz>
14798 * tree-switch-conversion.c: Included timevar.h
14799 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
14801 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
14803 2008-07-02 Martin Jambor <mjambor@suse.cz>
14805 * tree-switch-conversion.c: Corrected various comments and
14807 (build_constructors): Fixed minor formatting mistakes.
14809 * invoke.texi (Optimize Options): Corrected the
14810 switch-conversion-max-branch-ratio parameter.
14812 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
14814 * final.c (asm_insn_count): Return zero for an empty asm body.
14816 2008-07-02 Richard Guenther <rguenther@suse.de>
14818 * bitmap.h (bitmap_set_bit): Return bool.
14819 (bitmap_clear_bit): Likewise.
14820 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
14821 write to the bitmap if it would.
14822 (bitmap_clear_bit): Likewise.
14823 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
14824 bitmap_set_bit return value.
14825 (add_pred_graph_edge): Likewise.
14826 (add_graph_edge): Likewise.
14827 (do_sd_constraint): Likewise.
14828 (do_ds_constraint): Likewise.
14830 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14832 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
14833 Fix -Wc++-compat and/or -Wcast-qual warnings.
14834 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
14835 gen_regparm_prefix): Likewise.
14836 * vmsdbgout.c (write_modbeg, lookup_filename,
14837 vmsdbgout_source_line, vmsdbgout_init): Likewise.
14839 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
14841 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
14842 defaults.h definition apply.
14844 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14846 * function.c (assign_parm_remove_parallels): New.
14847 (assign_parm_setup_block_p): Do not return true for non-BLKmode
14849 (assign_parm_setup_block): Do not handle them.
14850 (assign_parm_setup_reg, assign_parm_setup_stack): Call
14851 assign_parm_remove_parallels.
14853 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14855 * c-typeck.c (convert_for_assignment): Use
14856 vector_targets_convertible_p.
14857 * c-common.c (vector_targets_convertible_p): New.
14858 * c-common.h (vector_targets_convertible_p): New prototype.
14859 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
14860 opaque_p_V2SI_type_node.
14862 2008-07-01 Steve Ellcey <sje@cup.hp.com>
14864 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
14867 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
14869 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
14870 TFmode constants via two element DImode vector for hosts with
14871 HOST_BITS_PER_WIDE_INT < 64.
14872 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
14873 also for HOST_BITS_PER_WIDE_INT < 64.
14875 2008-07-01 Richard Guenther <rguenther@suse.de>
14877 PR tree-optimization/36666
14878 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
14879 (get_constraint_exp_from_ssa_var): Split into ...
14880 (get_constraint_exp_for_temp): ... this ...
14881 (get_constraint_for_ssa_var): ... and that.
14882 Return constraint expressions for all touched sub-fields
14883 if the results address is not taken.
14884 (process_constraint): Remove assertion that aggregate
14885 assignments do not happen at this place.
14886 (get_constraint_for_component_ref): Add address_p argument.
14887 Return constraint expressions for all touched sub-fields
14888 if the results address is not taken.
14889 (do_deref): Use get_constraint_exp_for_temp.
14890 (get_constraint_for_1): Rename from ...
14891 (get_constraint_for): ... this. Add the old function as wrapper.
14892 (do_structure_copy): Use get_constraint_for_1.
14894 2008-07-01 Martin Jambor <mjambor@suse.cz>
14896 * Makefile.in (tree-switch-conversion.o): Add.
14897 (OBJS-common): Add tree-swtch-conversion.o.
14898 * passes.c (init_optimization_passes): Add pass_convert_switch.
14899 * tree-pass.h (pass_convert_switch): Add.
14900 * tree-switch-conversion.c: New file.
14901 * gcc.dg/tree-ssa/cswtch.c: New testcase.
14902 * common.opt (ftree-cswtch): New option.
14903 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14904 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14905 * opts.c (decode_options): Set flag_tree_switch_conversion when
14906 optimization level is >= 2.
14907 * doc/invoke.texi (Optimize Options): Added description of
14908 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
14910 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14912 * config/darwin-driver.c (darwin_default_min_version): Fix
14913 -Wc++-compat warnings.
14915 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
14917 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
14920 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14922 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
14924 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14926 PR rtl-optimization/34744
14927 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
14928 (df_scan_free_internal): Free data structures not
14929 allocated in storage pools.
14930 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
14931 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
14932 df_scan_free_mws_vec.
14933 * dse.c (dse_step6): Free offset_map_p and offset_map_n
14936 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
14938 * config/i386/i386.c (contains_aligned_value_p): Return true
14940 (ix86_function_arg_boundary): Return its natural boundary
14942 (return_in_memory_32): Don't check TDmode.
14943 (ix86_split_to_parts): Support splitting into 4 parts and
14944 support TFmode for 32bit target.
14945 (ix86_split_long_move): Support splitting into 4 parts.
14946 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
14948 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
14949 (ix86_init_builtins): Here.
14950 (ix86_scalar_mode_supported_p): Always return true for TFmode.
14951 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
14952 'q' and 'w', respectively.
14954 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
14956 (movtf_internal): Likewise.
14957 (<code>tf2): Likewise.
14958 (*absnegtf2_sse): Likewise.
14959 (copysign<mode>3): Likewise.
14960 (copysign<mode>3_const): Likewise.
14961 (copysign<mode>3_var): Likewise.
14962 (define_split UNSPEC_COPYSIGN): Likewise.
14963 * config/i386/sse.md (*nandtf3): Likewise.
14964 (<code>tf3): Likewise.
14965 (*<code>tf3): Likewise.
14967 2008-06-30 Joey Ye <joey.ye@intel.com>
14968 H.J. Lu <hongjiu.lu@intel.com>
14970 * global.c (compute_regsets): Set frame_pointer_needed here.
14971 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
14973 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14975 * doc/install.texi (specific): Expand Windows build notes.
14977 2008-06-30 Ira Rosen <irar@il.ibm.com>
14979 PR tree-optimization/36648
14980 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
14981 number of prolog iterations by step. Fix the comment.
14983 2008-06-30 Richard Guenther <rguenther@suse.de>
14985 PR middle-end/36671
14986 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
14987 handle calls from ECF_MALLOC functions.
14988 (handle_pure_call): ECF_MALLOC functions do not return
14990 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
14992 2008-06-29 Andreas Schwab <schwab@suse.de>
14994 * config/m68k/m68k.c (print_operand): Always print a float
14996 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
14997 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
15000 * config/rs6000/x-linux64: Remove never used file.
15002 2008-06-29 Richard Guenther <rguenther@suse.de>
15004 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
15006 (struct alias_info): Move ...
15007 * tree-ssa-alias.c: ... here.
15008 (update_alias_info): Declare.
15009 (compute_may_aliases): Call it.
15010 (update_alias_info): New function.
15011 * tree-ssa-structalias.c (update_alias_info): Move ...
15012 * tree-ssa-alias.c (update_alias_info_1): ... here.
15013 * tree-ssa-structalias.c (process_constraint_1): Remove
15014 unused from_call argument. Rename to ...
15015 (process_constraint): ... this. Delete old wrapper.
15016 (make_constraint_to): Adjust callers.
15017 (handle_const_call): Likewise.
15018 (handle_pure_call): Likewise.
15019 (init_base_vars): Likewise.
15020 (handle_lhs_call): Likewise. Remove unnecessary constraint.
15021 (find_func_aliases): We don't need structure copies for
15023 (make_constraint_from_anything): Remove.
15024 (create_variable_info_for): For globals make constraints
15025 from escaped, not from anything.
15026 (compute_points_to_sets): Do not call update_alias_info.
15027 (ipa_pta_execute): Use make_constraint_from.
15029 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15031 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
15032 (bitmap.o-warn, dominance.o-warn): New.
15033 * configure.ac (cxx_compat_warn): Delete.
15034 (loose_warn): Add -Wcast-qual and -Wc++-compat.
15035 * system.h: Remove #pragma diagnostic for -Wcast-qual and
15037 * configure: Regenerate.
15039 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
15042 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15044 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
15045 * df-scan.c (df_notes_rescan): Likewise.
15046 * ggc-page.c (set_page_table_entry): Likewise.
15047 * intl.c (gcc_gettext_width): Likewise.
15048 * varasm.c (get_unnamed_section, get_noswitch_section,
15049 get_section): Likewise.
15051 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
15053 * regrename.c (build_def_use): Don't copy RTX.
15055 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
15057 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
15058 (Type Attributes): Fix nesting of @table and @subsection. Adjust
15059 punctuation. Use @ref instead of @xref.
15060 (Function Names): Remove stray @display/@end display.
15061 (C++ Attributes): Use @ref instead of @xref.
15062 (Deprecated Features): Fix punctuation around @xref.
15063 (Backwards Compatibility): Likewise.
15064 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
15066 2008-06-28 Joseph Myers <joseph@codesourcery.com>
15068 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
15069 constants for E500 double.
15071 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15073 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
15074 element type of const_vector.
15076 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
15078 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
15079 Remove FLAGS_REG clobber from expander pattern.
15080 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
15081 (anddi3, andsi3, andhi3, andqi3): Ditto.
15082 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
15083 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
15084 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
15085 (ashlsi3, ashlhi3, ashlqi3): Ditto.
15086 (ashrsi3, ashrhi3, ashrqi3): Ditto.
15087 (lshrsi3, lshrhi3, lshrqi3): Ditto.
15088 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
15089 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
15091 2008-06-28 Richard Guenther <rguenther@suse.de>
15093 * tree-ssa-structalias.c (callused_id, var_callused,
15094 callused_tree): Add.
15095 (handle_pure_call): New function.
15096 (find_func_aliases): Call it.
15097 (find_what_p_points_to): Handle the call-used set.
15098 (clobber_what_escaped): Likewise.
15099 (compute_call_used_vars): New function.
15100 (init_base_vars): Init the call-used variable.
15101 (do_sd_constraint): Do not propagate the solution from CALLUSED
15102 but use CALLUSED as a placeholder.
15103 (solve_graph): Likewise.
15104 * tree-flow-inline.h (gimple_call_used_vars): New function.
15105 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
15106 (compute_call_used_vars): Declare.
15107 * tree-ssa-alias.c (set_initial_properties): Call
15108 compute_call_used_vars.
15109 (reset_alias_info): Clear call-used variables.
15110 (add_call_clobber_ops): Assert we are not called for const/pure
15111 functions. Remove handling of them.
15112 (add_call_read_ops): Handle pure functions by adding the
15113 call-used set of variables as VUSEs.
15114 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
15115 (delete_tree_ssa): Free it.
15116 * tree-dfa.c (remove_referenced_var): Clear the var from the
15119 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
15121 * tree.c (build_varargs_function_type_list): New.
15122 (build_function_type_list_1): New.
15123 (build_function_type_list): Use build_function_type_list_1.
15124 * tree.h (build_varargs_function_type_list): New.
15126 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15129 * config/spu/spu.c (spu_builtin_splats): Do not generate
15130 invalid CONST_VECTOR expressions.
15131 (spu_expand_vector_init): Likewise.
15133 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
15135 * optabs.c (libfunc_decls): New variable.
15136 (libfunc_decl_hash, libfunc_decl_eq): New functions.
15137 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
15138 for the same function twice.
15140 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
15142 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
15143 ix86_expand_binary_operator directly.
15144 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
15146 (*ashrti3_1): Ditto.
15147 (*lshrti3_1): Ditto.
15148 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
15149 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
15150 using only one splitter. Conditionaly execute splitter before or
15151 after peephole2 pass.
15152 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
15153 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
15154 Use only one alternative in asm template.
15155 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
15157 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
15158 "J" operand constraint for operand 2.
15159 (*ashldi3_cconly_rex64): Ditto.
15160 (*ashrdi3_cmp_rex64): Ditto.
15161 (*ashrdi3_cconly_rex64): Ditto.
15162 (*lshrdi3_cmp_rex64): Ditto.
15163 (*lshrdi3_cconly_rex64): Ditto.
15164 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
15165 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
15166 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
15169 2008-06-27 Jakub Jelinek <jakub@redhat.com>
15171 * gimplify.c (omp_is_private): Don't return true if decl is not
15172 already private on #pragma omp for or #pragma omp parallel for.
15175 * tree-cfg.c (struct move_stmt_d): Replace block field with
15176 orig_block and new_block fields.
15177 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
15178 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
15179 (move_block_to_fn): Replace vars_map and new_label_map arguments
15180 with struct move_stmt_d pointer.
15181 (replace_block_vars_by_duplicates): New function.
15182 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
15183 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
15184 all subblocks of ORIG_BLOCK to the new function. Call
15185 replace_block_vars_by_duplicates.
15186 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
15187 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
15188 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
15189 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
15190 (expand_omp): Temporarily set input_location to the location of
15191 region's controlling stmt.
15192 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
15193 BIND_EXPR, push ctx->block_vars and gimplification vars into
15194 the BIND_EXPR and its block's BLOCK_VARS instead of directly
15195 into dest function.
15196 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
15197 there are any BLOCK_VARS.
15198 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
15199 OMP_PARALLEL or OMP_TASK stmt.
15200 (lower_omp): Save and restore input_location around the lower_omp_1
15203 2008-06-27 Richard Guenther <rguenther@suse.de>
15205 PR tree-optimization/36400
15206 PR tree-optimization/36373
15207 PR tree-optimization/36344
15208 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
15209 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
15210 (update_alias_info): Remove call clobbering code.
15211 (make_constraint_to): New helper function.
15212 (make_escape_constraint): Likewise.
15213 (handle_rhs_call): Use it on all pointer containing arguments.
15214 Also mark the static chain escaped.
15215 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
15216 instead of ANYTHING.
15217 (make_constraint_from): New helper split out from ...
15218 (make_constraint_from_anything): ... here.
15219 (find_func_aliases): Add constraints for escape sites.
15220 (intra_create_variable_infos): Make constraints from NONLOCAL
15222 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
15224 (clobber_what_p_points_to): Remove.
15225 (clobber_what_escaped): New function.
15226 (init_base_vars): Init NONLOCAL and ESCAPED.
15227 (do_sd_constraint): Do not propagate the solution from ESCAPED
15228 but use ESCAPED as a placeholder.
15229 (solve_graph): Likewise.
15230 * tree-flow.h (clobber_what_p_points_to): Remove.
15231 (clobber_what_escaped): Declare.
15232 * tree-ssa-alias.c (set_initial_properties): Call it.
15233 Remove code clobbering escaped pointers.
15235 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15237 * function.c (allocate_struct_function): Only allocate a unique
15238 funcdef_no if the decl is nonzero.
15240 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15242 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
15243 * config/mips/mips.c (mips_split_const_insns): New function.
15244 * config/mips/mips.md (move_type): New attribute.
15245 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
15246 (dword_mode): New attribute.
15247 (type): Avoid long line. Map "move_type"s to "type"s,
15248 choosing "multi" for doubleword moves if appropriate.
15249 Swap MTC/MFC comments to match their declaration order.
15250 (extended_mips16): Default to "yes" if "move_type" is "sll0",
15251 "type" is "branch" or "jal" is "direct".
15252 (length): Handle "extended_mips16" first. Make the default
15253 "0" for "ghost" instructions. Set the length from "move_type".
15254 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
15255 of "type", with "sll0" for the register alternative. Remove the
15256 "extended_mips16" attribute.
15257 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
15258 of "type", with "shift_shift" for the register alternative.
15259 Remove the "length" attribute.
15260 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
15261 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
15262 of "type", with "andi" for the register alternative.
15263 (*zero_extendqihi2): Likewise.
15264 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
15265 of "andi" instead of a "type" of "arith".
15266 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
15268 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
15269 (mov_<store>r, *mov<mode>_ra): Likewise.
15270 (extendsidi2): Use "move_type" instead of "type", with "move"
15271 for the register alternative.
15272 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
15273 of "type", with "signext" for the register alternative.
15274 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
15275 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
15276 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
15277 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
15278 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
15279 (unnamed branch insn): Likewise.
15280 (*movdi_gp32_fp64): Fold into...
15281 (*movdi_32bit): ...here.
15282 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
15283 (*movdf_hardfloat): ...this new pattern.
15284 (*movdf_softfloat): Remove redundant FPR alternatives.
15285 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
15286 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
15287 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
15288 the "move" attribute.
15289 (*movdi_32bit): Use "move_type" instead of "type" and remove the
15290 "length" attribute. Use "fpload" and "fpstore" instead of "load"
15291 and "store" for COP loads and stores.
15292 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
15293 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
15294 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
15295 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
15296 (*movtf_mips16, *movv2sf): Likewise.
15297 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
15298 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
15299 (mfhc1<mode>): Use "move_type" instead of "move".
15300 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
15301 (loadgp_blockage): Remove the "length" attribute.
15302 (blockage, set_got_version, update_got_version): Likewise.
15303 (call_internal): Remove the "extended_mips16" attribute.
15304 (call_value_internal, call_value_multiple_internal): Likewise.
15305 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
15307 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
15308 the "length" attribute.
15310 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15312 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
15313 -Wcast-qual warnings.
15314 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
15315 handle_pragma_pop_macro): Likewise.
15316 * collect2.c (resolve_lib_name): Likewise.
15317 * config/arc/arc.c (arc_init): Likewise.
15318 * config/arm/arm.c (neon_builtin_compare,
15319 locate_neon_builtin_icode): Likewise.
15320 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
15321 * config/bfin/bfin.c (bfin_init_machine_status,
15322 bfin_optimize_loop): Likewise.
15323 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
15324 * config/cris/cris.c (cris_init_expanders): Likewise.
15325 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
15326 * config/darwin.c (machopic_indirection_eq,
15327 machopic_indirection_name, machopic_output_indirection): Likewise.
15328 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
15329 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
15330 frv_optimize_membar): Likewise.
15331 * config/i386/cygwin.h (mingw_scan,
15332 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
15333 * config/i386/cygwin1.c (mingw_scan): Likewise.
15334 * config/i386/i386.c (machopic_output_stub): Likewise.
15335 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
15336 i386_pe_unique_section): Likewise.
15337 * config/ia64/ia64.c (ia64_init_machine_status,
15338 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
15340 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
15341 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
15342 * config/m68k/m68k.c (m68k_handle_option,
15343 m68k_sched_md_init_global): Likewise.
15344 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
15345 mcore_unique_section): Likewise.
15346 * config/mips/mips.c (mips_block_move_straight,
15347 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
15349 * config/mmix/mmix.c (mmix_init_machine_status,
15350 mmix_encode_section_info): Likewise.
15351 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
15352 * config/rs6000/rs6000.c (rs6000_init_machine_status,
15353 print_operand_address, output_toc, redefine_groups,
15354 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
15355 * config/s390/s390.c (s390_init_machine_status): Likewise.
15356 * config/score/score.c (score_block_move_straight,
15357 score_block_move_loop_body): Likewise.
15358 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
15359 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
15360 * emit-rtl.c (find_auto_inc): Likewise.
15361 * gcc.c (translate_options, process_command): Likewise.
15362 * reorg.c (dbr_schedule): Likewise.
15363 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
15364 * xcoffout.c (xcoffout_declare_function): Likewise.
15366 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
15368 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
15369 ipa-pta working again.
15371 2008-06-27 David Edelsohn <edelsohn@gnu.org>
15373 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
15376 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
15378 * config.gcc (powerpc*-*-*): Add new core e500mc.
15379 * config/rs6000/e500mc.md: New file.
15380 * config/rs6000/rs6000.c (processor_costs): Add new costs for
15382 (rs6000_override_options): Add e500mc case to
15383 processor_target_table. Altivec and Spe options not allowed
15384 with e500mc. Add isel instruction to e500mc by
15385 default. Initialize rs6000_cost for e500mc.
15386 (rs6000_issue_rate): Set issue rate for e500mc.
15387 * config/rs6000/rs6000.h (processor_type): Add
15388 PROCESSOR_PPCE500MC.
15389 (ASM_CPU_SPEC): Add e500mc.
15390 Set TARGET_ISEL to rs6000_isel.
15391 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
15392 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
15393 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
15395 * doc/invoke.texi: Add e500mc to list of cpus.
15397 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15400 * c-lex.c (lex_charconst): Initialize unsignedp.
15402 2008-06-27 Olivier Hainque <hainque@adacore.com>
15404 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
15405 documented assumptions.
15407 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
15409 * dwarf2out.c: Remove trailing white spaces. Break long line
15412 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
15414 * libfuncs.h (LTI_synchronize): New libfunc_index.
15415 (synchronize_libfunc): Declare.
15416 * builtins.c (expand_builtin_synchronize): Consider using
15417 synchronize_libfunc before falling back on an asm blockage.
15418 * config/mips/mips.c: Include libfuncs.h
15419 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
15421 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
15423 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
15424 parameter. Copy stack_reg to r11 where appropriate.
15425 (no_global_regs_above): Add gpr parameter.
15426 (rs6000_stack_info): Only add padding for SPE save area if we
15427 are saving SPE GPRs and CR.
15428 (saveres_routine_syms): New variable.
15429 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
15431 (rs6000_savres_routine_sym): New function.
15432 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
15434 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
15435 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
15436 Tweak FPR out-of-line saving.
15437 (rs6000_make_savres_rtx): New function.
15438 (rs6000_use_multiple_p): New function.
15439 (rs6000_savres_strategy): New function.
15440 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
15441 out-of-line if appropriate.
15442 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
15443 if we are optimizing for size.
15444 (GP_SAVE_INLINE): Define.
15445 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
15446 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
15447 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
15448 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
15449 (*save_fpregs_<mode>): Add use of r11.
15450 (*restore_gpregs_<mode>): New insn.
15451 (*return_and_restore_gpregs_<mode>): New insn.
15452 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
15454 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
15455 (*restore_gpregs_spe): New insn.
15456 (*return_and_restore_gpregs_spe): New insn.
15457 * config/rs6000/predicates.md (save_world_operation): Fix check.
15459 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15461 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
15462 this point, so assert that.
15464 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15466 * cfganal.c: Include vec.h and vecprim.h.
15467 (compute_idf): Import from...
15468 * tree-into-ssa (compute_idf): ...here.
15469 * basic-block.h (compute_idf): Export.
15471 2008-06-26 Joseph Myers <joseph@codesourcery.com>
15473 * c-decl.c (merge_decls): Use !current_function_decl to check for
15474 extern declaration of C99 inline function being at file scope.
15476 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
15478 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
15480 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15482 * alias.c (record_alias_subset, init_alias_analysis): Fix
15483 -Wc++-compat and/or -Wcast-qual warnings.
15484 * attribs.c (lookup_attribute_spec): Likewise.
15485 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
15486 copy_bb, connect_traces,
15487 find_rarely_executed_basic_blocks_and_cr): Likewise.
15488 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
15489 note_btr_set, migrate_btr_defs): Likewise.
15490 * builtins.c (result_vector, expand_builtin_memcpy,
15491 expand_builtin_mempcpy_args, expand_builtin_strncpy,
15492 builtin_memset_read_str, expand_builtin_printf,
15493 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
15495 * caller-save.c (mark_set_regs): Likewise.
15496 * calls.c (expand_call, emit_library_call_value_1): Likewise.
15497 * cgraph.c (cgraph_edge): Likewise.
15498 * combine.c (likely_spilled_retval_1): Likewise.
15499 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
15500 htab_counts_entry_del, get_coverage_counts): Likewise.
15501 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
15502 new_cselib_val): Likewise.
15503 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
15504 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
15506 * df-core.c (df_compact_blocks): Likewise.
15507 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
15508 * df-scan.c (df_grow_reg_info, df_ref_create,
15509 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
15510 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
15511 df_record_entry_block_defs, df_record_exit_block_uses,
15512 df_bb_verify): Likewise.
15513 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
15514 DF_REF_EXTRACT_MODE_CONST): New.
15515 * dominance.c (get_immediate_dominator, get_dominated_by,
15516 nearest_common_dominator, root_of_dom_tree,
15517 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
15518 -Wc++-compat and/or -Wcast-qual warnings.
15519 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
15520 record_store, replace_read, check_mem_read_rtx, scan_insn,
15521 dse_step1, dse_record_singleton_alias_set): Likewise.
15522 * dwarf2asm.c (dw2_force_const_mem): Likewise.
15524 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15526 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
15527 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
15528 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
15529 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
15530 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
15531 add_ranges_num, add_ranges_by_labels, file_info_cmp,
15532 file_name_acquire, output_file_names, add_const_value_attribute,
15533 premark_used_types_helper, file_table_eq, file_table_hash,
15534 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
15535 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
15536 -Wcast-qual warnings.
15537 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
15538 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
15539 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
15540 gen_reg_rtx, start_sequence, init_emit): Likewise.
15541 * et-forest.c (et_new_occ, et_new_tree): Likewise.
15542 * except.c (init_eh_for_function, gen_eh_region,
15543 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
15544 arh_to_landing_pad, arh_to_label, add_action_record,
15545 add_call_site, switch_to_exception_section): Likewise.
15546 * expmed.c (synth_mult): Likewise.
15547 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
15548 store_expr): Likewise.
15549 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
15551 * function.c (assign_stack_temp_for_type,
15552 allocate_struct_function, match_asm_constraints_1): Likewise.
15553 * gcov-io.c (gcov_allocate): Likewise.
15554 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
15555 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
15556 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
15557 record_one_set, insert_expr_in_table, insert_set_in_table,
15558 dump_hash_table, compute_hash_table_work, alloc_hash_table,
15559 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
15560 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
15561 -Wcast-qual warnings.
15563 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15565 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
15566 -Wcast-qual warnings.
15567 * gcc.c (process_command): Likewise.
15568 * genattrtab.c (oballoc): Use XOBNEW.
15569 (oballocvec): Define.
15570 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
15571 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
15572 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
15573 -Wc++-compat and/or -Wcast-qual warnings.
15574 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
15575 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
15576 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
15577 gen_presence_absence_set, gen_automaton, gen_regexp_el,
15578 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
15579 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
15580 add_excls, process_presence_absence_names,
15581 process_presence_absence_patterns, add_presence_absence,
15582 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
15583 get_free_state, add_arc, get_free_automata_list_el,
15584 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
15585 transform_3, cache_presence, create_ainsns, create_automata,
15586 create_state_ainsn_table, dfa_insn_code_enlarge,
15587 output_trans_func, output_min_issue_delay_func,
15588 output_dead_lock_func, output_reset_func,
15589 output_get_cpu_unit_code_func, output_dfa_start_func,
15590 expand_automata): Likewise.
15591 * genextract.c (gen_insn): Likewise.
15592 * gengtype-lex.l: Likewise.
15593 * gengtype.c (read_input_list, adjust_field_type,
15594 process_gc_options): Likewise.
15595 * genoutput.c (note_constraint): Likewise.
15596 * genpreds.c (mangle, add_constraint): Likewise.
15597 * genrecog.c (process_define_predicate, new_decision,
15598 add_to_sequence): Likewise.
15599 * gensupport.c (record_insn_name): Likewise.
15601 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15603 * config/i386/driver-i386.c (detect_caches_amd,
15604 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
15605 and/or -Wcast-qual warnings.
15606 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
15607 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
15608 gt_pch_save): Likewise.
15609 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
15610 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
15611 * global.c (compute_regsets): Likewise.
15612 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
15613 finish_graph_dump_file): Likewise.
15614 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
15615 unlink_bb_notes): Likewise.
15616 * integrate.c (get_hard_reg_initial_val): Likewise.
15617 * ipa-prop.c (ipa_push_func_to_list): Likewise.
15618 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
15619 * local-alloc.c (update_equiv_regs): Likewise.
15620 * loop-invariant.c (check_invariant_table_size,
15621 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
15623 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
15624 altered_reg_used, mark_altered): Likewise.
15625 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
15626 insert_var_expansion_initialization,
15627 combine_var_copies_in_loop_exit, apply_opt_in_copies,
15628 release_var_copies): Likewise.
15629 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
15630 analyze_matrix_decl, add_allocation_site, analyze_transpose,
15631 analyze_accesses_for_phi_node, check_var_notmodified_p,
15632 check_allocation_function, find_sites_in_func,
15633 record_all_accesses_in_func, transform_access_sites,
15634 transform_allocation_sites): Likewise.
15635 * omp-low.c (new_omp_region, create_omp_child_function_name,
15636 check_omp_nesting_restrictions, check_combined_parallel,
15637 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
15638 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
15639 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
15640 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
15642 * opts-common.c (prune_options): Likewise.
15643 * opts.c (add_input_filename, print_filtered_help,
15644 get_option_state): Likewise.
15645 * params.c (add_params): Likewise.
15646 * passes.c (set_pass_for_id, next_pass_1,
15647 do_per_function_toporder, pass_fini_dump_file): Likewise.
15648 * postreload.c (reload_cse_simplify_operands): Likewise.
15649 * predict.c (tree_predicted_by_p, tree_predict_edge,
15650 clear_bb_predictions, combine_predictions_for_bb): Likewise.
15652 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15654 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
15656 * recog.c (check_asm_operands, validate_change_1): Likewise.
15657 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
15658 subst_asm_stack_regs): Likewise.
15659 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
15660 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
15661 * regmove.c (reg_is_remote_constant_p): Likewise.
15662 * regrename.c (regrename_optimize, scan_rtx_reg,
15663 kill_clobbered_value, kill_set_value, kill_autoinc_value):
15665 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
15666 regstat_compute_calls_crossed): Likewise.
15667 * reload1.c (init_reload, new_insn_chain,
15668 has_nonexceptional_receiver, reload, copy_reloads,
15669 calculate_needs_all_insns, init_elim_table): Likewise.
15670 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
15671 * rtl.c (shallow_copy_rtx_stat): Likewise.
15672 * rtlanal.c (parms_set): Likewise.
15673 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
15674 sbitmap_resize, sbitmap_vector_alloc): Likewise.
15675 * sched-ebb.c (earliest_block_with_similiar_load,
15676 add_deps_for_risky_insns): Likewise.
15677 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
15678 schedule_region): Likewise.
15679 * see.c (eq_descriptor_pre_extension,
15680 hash_descriptor_pre_extension, hash_del_pre_extension,
15681 eq_descriptor_properties, hash_descriptor_properties,
15682 hash_del_properties, see_seek_pre_extension_expr,
15683 see_initialize_data_structures, see_print_register_properties,
15684 see_print_pre_extension_expr, see_delete_merged_def_extension,
15685 see_delete_unmerged_def_extension, see_emit_use_extension,
15686 see_pre_delete_extension, see_map_extension, see_commit_changes,
15687 see_analyze_merged_def_local_prop,
15688 see_analyze_merged_def_local_prop,
15689 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
15690 see_set_prop_merged_def, see_set_prop_unmerged_def,
15691 see_set_prop_unmerged_use, see_print_one_extension,
15692 see_merge_one_use_extension, see_merge_one_def_extension,
15693 see_store_reference_and_extension, see_update_uses_relevancy,
15694 see_update_defs_relevancy): Likewise.
15695 * statistics.c (hash_statistics_hash, hash_statistics_eq,
15696 hash_statistics_free, curr_statistics_hash): Likewise.
15697 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
15698 expand_asm_operands, expand_return, case_bit_test_cmp,
15699 expand_case): Likewise.
15700 * stor-layout.c (start_record_layout): Likewise.
15701 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
15702 gt_pch_save_stringpool): Likewise.
15703 * tree-data-ref.c (hash_stmt_vertex_info,
15704 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
15705 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
15707 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
15710 * config/i386/i386.md: Change constraints of HImode and QImode
15711 immediate operands from "i" to "n". Change SImode "ni" constraint to
15712 "i" and SImode "rmi" constraint to "g". Remove all constraints
15713 from const0_operand and const1_operand predicated operands.
15714 (i): Change QImode and HImode attribute from "i" to "n".
15715 (*subqi_2): Change HImode operands to QImode.
15718 2008-06-25 Olivier Hainque <hainque@adacore.com>
15720 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
15723 2008-06-25 Richard Guenther <rguenther@suse.de>
15725 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
15726 not overflow the result type.
15728 2008-06-25 Richard Guenther <rguenther@suse.de>
15730 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
15731 (vn_lookup): Likewise.
15733 2008-06-25 Richard Guenther <rguenther@suse.de>
15735 PR tree-optimization/35518
15736 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
15737 * tree-sra.c (instantiate_element): Use fold_build3 to build
15739 (try_instantiate_multiple_fields): Likewise.
15741 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15743 * config/rs6000/rs6000.md: Change all string instruction's clobber to
15746 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15748 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
15749 use_backchain_to_restore_sp to true
15750 if the offset of the link register save area would go over the 32k - 1
15751 offset limit of the load
15754 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
15756 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
15757 anchor for the type-punning blurb. Cross-reference "Structures
15758 unions enumerations and bit-fields implementation". Provide a
15759 cast-through-pointer example. Make final sentence self-contained.
15760 * doc/implement-c.texi (Structures unions enumerations and
15761 bit-fields implementation): Cross-reference the type-punning blurb
15762 in the -fstrict-aliasing documentation.
15764 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15766 PR middle-end/36594
15767 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
15768 the memory instead of the memory itself for the save area.
15770 2008-06-24 Olivier Hainque <hainque@adacore.com>
15771 Nicolas Roche <roche@adacore.com>
15773 * gengtype.c (srcdir_len): size_t instead of int.
15774 (get_file_realbasename): New function. For F a filename, the real
15775 basename of F, with all the path components stripped.
15776 (get_file_srcdir_relative_path): New function. For F a filename, the
15777 relative path to F from $(srcdir).
15778 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
15779 get_file_realbasename. Adjust the head comment.
15780 (get_prefix_langdir_index): New function. For F a filename, return the
15781 lang_dir_names[] relative index of the language directory that is
15783 (get_file_langdir): For F a filename, return the name of the language
15784 directory where F is located.
15785 (get_file_gtfilename): New function. The gt- output file name for an
15787 (get_output_file_with_visibility): Replace in-line computations with
15788 uses of get_file_gtfilename and get_prefix_langdir_index.
15789 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
15791 2008-06-24 Jakub Jelinek <jakub@redhat.com>
15793 PR tree-optimization/36504
15794 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
15795 references without base address.
15797 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15799 PR middle-end/36584
15800 * calls.c (expand_call): Increase alignment for recursive functions.
15802 2008-06-23 Anatoly Sokolov <aesok@post.ru>
15804 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
15805 (TARGET_FUNCTION_VALUE): New define.
15806 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
15807 * config/avr/avr.h (FUNCTION_VALUE): Remove.
15809 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15811 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
15812 (fmod<mode>3): Ditto.
15813 (remainderxf3): Ditto.
15814 (remainder<mode>3): Ditto.
15816 2008-06-23 Jakub Jelinek <jakub@redhat.com>
15819 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
15820 REG is a hard register.
15822 PR tree-optimization/36508
15823 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
15824 499, don't check it at all in release compilers.
15826 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15828 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
15829 together with SSE_TARGET_MATH to disable insn pattern.
15830 (*fop_<MODEF:mode>_2_i387): Ditto.
15831 (*fop_<MODEF:mode>_3_i387): Ditto.
15833 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
15835 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
15837 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15839 PR middle-end/34906
15840 * gimplify.c (gimplify_asm_expr): Check the return code of
15841 parse_output_constraint call, set function return and is_inout
15842 value if it failed.
15844 2008-06-22 Ian Lance Taylor <iant@google.com>
15846 * c-lex.c (narrowest_unsigned_type): Change itk to int.
15847 (narrowest_signed_type): Likewise.
15848 * c-typeck.c (c_common_type): Change local variable mclass to enum
15850 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
15851 tcc_comparison, not the tree code itself.
15852 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
15853 (c_expand_expr): Cast modifier to enum expand_modifier.
15854 * c-common.h (C_RID_CODE): Add casts.
15855 (C_SET_RID_CODE): Define.
15856 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
15857 (c_lex_one_token): Add cast to avoid warning.
15858 (c_parser_objc_type_name): Rename local typename to type_name.
15859 (check_no_duplicate_clause): Change code parameter to enum
15861 (c_parser_omp_var_list_parens): Change kind parameter to enum
15863 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
15864 c_parser_omp_list_var_parens.
15865 (c_parser_omp_threadprivate): Likewise.
15866 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
15867 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
15868 * c-format.c (NO_FMT): Define.
15869 (printf_length_specs): Use NO_FMT.
15870 (asm_fprintf_length_specs): Likewise.
15871 (gcc_diag_length_specs): Likewise.
15872 (scanf_length_specs): Likewise.
15873 (strfmon_length_specs): Likewise.
15874 (gcc_gfc_length_specs): Likewise.
15875 (printf_flag_specs): Change 0 to STD_C89.
15876 (asm_fprintf_flag_specs): Likewise.
15877 (gcc_diag_flag_specs): Likewise.
15878 (gcc_cxxdiag_flag_specs): Likewise.
15879 (scanf_flag_specs): Likewise.
15880 (strftime_flag_specs): Likewise.
15881 (strfmon_flag_specs): Likewise.
15882 (print_char_table): Likewise.
15883 (asm_fprintf_char_table): Likewise.
15884 (gcc_diag_char_table): Likewise.
15885 (gcc_tdiag_char_table): Likewise.
15886 (gcc_cdiag_char_table): Likewise.
15887 (gcc_cxxdiag_char_table): Likewise.
15888 (gcc_gfc_char_table): Likewise.
15889 (scan_char_table): Likewise.
15890 (time_char_table): Likewis.
15891 (monetary_char_table): Likewise.
15892 * c-format.h (BADLEN): Likewise.
15894 2008-06-21 Ian Lance Taylor <iant@google.com>
15896 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
15897 Define END_OF_BASE_TREE_CODES around inclusion.
15898 * tree.c (tree_code_type): New global array.
15899 (tree_code_length, tree_code_name): Likewise.
15900 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
15901 $(lang_tree_files).
15902 (all-tree.def, s-alltree): New targets.
15903 (gencheck.h, s-gencheck): Remove.
15904 (tree.o): Depend upon all-tree.def.
15905 (build/gencheck.o): Remove gencheck.h dependency.
15906 (mostlyclean): Don't remove gencheck.h.
15907 * c-common.h (enum c_tree_code): Remove.
15908 * c-lang.c (tree_code_type): Remove.
15909 (tree_code_length, tree_code_name): Remove.
15910 * gencheck.c (tree_codes): Include all-tree.def, rather than
15911 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
15913 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
15915 * cp/cp-tree.h (enum cplus_tree_code): Remove.
15916 (operator_name_info): Size to MAX_TREE_CODES.
15917 (assignment_operator_name_info): Likewise.
15918 * cp/cp-lang.c (tree_code_type): Remove.
15919 (tree_code_length, tree_code_name): Remove.
15920 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
15921 (assignment_operator_name_info): Likewise.
15922 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
15924 * cp/mangle.c (write_expression): Likewise.
15925 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
15926 * fortran/f95-lang.c (tree_code_type): Remove.
15927 (tree_code_length, tree_code_name): Remove.
15928 * java/java-tree.h (enum java_tree_code): Remove.
15929 * java/lang.c (tree_code_type): Remove.
15930 (tree_code_length, tree_code_name): Remove.
15931 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
15932 * objc/objc-act.h (enum objc_tree_code): Remove.
15933 * objc/objc-lang.c (tree_code_type): Remove.
15934 (tree_code_length, tree_code_name): Remove.
15935 * objcp/objcp-lang.c (tree_code_type): Remove.
15936 (tree_code_length, tree_code_name): Remove.
15937 * ada/ada-tree.h (enum gnat_tree_code): Remove.
15938 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
15939 * ada/misc.c (tree_code_type): Remove.
15940 (tree_code_length, tree_code_name): Remove.
15942 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
15944 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
15945 the grand_bitmap_obstack.
15947 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15949 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
15950 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
15951 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
15952 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
15953 move_stmt_r, new_label_mapper): Likewise.
15954 * tree-complex.c (cvc_lookup): Likewise.
15955 * tree-dfa.c (create_function_ann): Likewise.
15956 * tree-dump.c (dump_register): Likewise.
15957 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
15958 find_phi_replacement_condition): Likewise.
15959 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
15960 tree_function_versioning): Likewise.
15961 * tree-into-ssa.c (cmp_dfsnum): Likewise.
15962 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
15963 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
15964 get_nonlocal_debug_decl, convert_nonlocal_reference,
15965 convert_nonlocal_omp_clauses, get_local_debug_decl,
15966 convert_local_reference, convert_local_omp_clauses,
15967 convert_nl_goto_reference, convert_nl_goto_receiver,
15968 convert_tramp_reference, convert_call_expr): Likewise.
15969 * tree-outof-ssa.c (contains_tree_r): Likewise.
15970 * tree-parloops.c (reduction_phi, initialize_reductions,
15971 eliminate_local_variables_1, add_field_for_reduction,
15972 add_field_for_name, create_phi_for_local_result,
15973 create_call_for_reduction_1, create_loads_for_reductions,
15974 create_stores_for_reduction, create_loads_and_stores_for_name):
15976 * tree-phinodes.c (allocate_phi_node): Likewise.
15977 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
15978 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
15979 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
15980 * tree-ssa-coalesce.c (compare_pairs): Likewise.
15981 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
15982 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
15983 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
15984 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
15985 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
15986 vn_nary_op_insert): Likewise.
15987 * tree-ssa.c (redirect_edge_var_map_add,
15988 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
15989 * tree-vectorizer.c (vectorize_loops): Likewise.
15990 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
15991 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
15992 tree_cons_stat, build1_stat, build_variant_type_copy,
15993 decl_init_priority_lookup, decl_fini_priority_lookup,
15994 decl_priority_info, decl_restrict_base_lookup,
15995 decl_restrict_base_insert, decl_debug_expr_lookup,
15996 decl_debug_expr_insert, decl_value_expr_lookup,
15997 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
15998 type_hash_add, get_file_function_name, tree_check_failed,
15999 tree_not_check_failed, tree_range_check_failed,
16000 omp_clause_range_check_failed, build_omp_clause,
16001 build_vl_exp_stat): Likewise.
16002 * value-prof.c (gimple_histogram_value,
16003 gimple_duplicate_stmt_histograms): Likewise.
16004 * var-tracking.c (attrs_list_insert, attrs_list_copy,
16005 unshare_variable, variable_union_info_cmp_pos, variable_union,
16006 dataflow_set_different_1, dataflow_set_different_2,
16007 vt_find_locations, variable_was_changed, set_variable_part,
16008 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
16009 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
16010 section_entry_hash, object_block_entry_eq,
16011 object_block_entry_hash, create_block_symbol,
16012 initialize_cold_section_name, default_function_rodata_section,
16013 strip_reg_name, set_user_assembler_name, const_desc_eq,
16014 build_constant_desc, output_constant_def, lookup_constant_def,
16015 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
16016 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
16017 default_internal_label): Likewise.
16018 * varray.c (varray_init, varray_grow): Likewise.
16019 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
16021 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
16023 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
16024 operators for "test" insn. Macroize insn using SWI mode macro.
16025 (*jcc_fused_2): Ditto.
16026 (*jcc_fused_3): Macroize insn using SWI mode macro.
16027 (*jcc_fused_4): Ditto.
16029 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
16031 * tree-ssa-pre.c: Fix typo in comment.
16032 (init_antic, fini_antic): Add explicit funtions for
16033 initializing and deinitializing ANTIC and AVAIL sets.
16034 (create_expression_by_pieces): Fix typo in comment.
16035 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
16036 (execute_pre): Eventually dump details about ANTIC_IN.
16038 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16040 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
16041 * gcc.c (translate_options, init_spec, store_arg, read_specs,
16042 add_to_obstack, file_at_path, find_a_file, execute,
16043 add_preprocessor_option, add_assembler_option, add_linker_option,
16044 process_command, insert_wrapper, do_option_spec, do_self_spec,
16045 spec_path, do_spec_1, is_directory, main, used_arg,
16046 getenv_spec_function): Likewise.
16047 * tlink.c (symbol_hash_lookup, file_hash_lookup,
16048 demangled_hash_lookup, symbol_push, file_push, frob_extension):
16051 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
16053 * doc/rtl.texi: Updated subreg section.
16055 2008-06-19 Jakub Jelinek <jakub@redhat.com>
16058 * cgraphunit.c (cgraph_process_new_functions): Don't clear
16059 node->needed and node->reachable.
16060 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
16061 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
16062 (expand_task_call): Don't call expand_task_copyfn.
16063 (expand_task_copyfn): Renamed to...
16064 (finalize_task_copyfn): ... this.
16066 2008-06-19 Jan Hubicka <jh@suse.cz>
16068 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
16069 clobbering framepointer.
16071 2008-06-19 Jan Hubicka <jh@suse.cz>
16073 * tree-optimize.c (execute_early_local_optimizations): Set
16074 cgraph_state only at first invocation.
16076 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16078 * system.h (-Wc++-compat): Activate as a warning, no an error.
16080 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
16082 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
16083 instead of "#" in insn asm template.
16084 (*jcc_fused_2): Ditto.
16086 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
16088 * config/i386/i386.h (ix86_tune_indices)
16089 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
16090 (TARGET_FUSE_CMP_AND_BRANCH): New define.
16091 * config/i386/i386.md (*jcc_fused_1): New insn pattern
16092 (*jcc_fused_2): Ditto.
16093 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
16094 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
16095 (print operand): Handle 'E' and 'e' code.
16097 2008-06-19 Anatoly Sokolov <aesok@post.ru>
16099 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
16100 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16101 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16103 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
16105 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
16107 (cgraph_expand_function): Use local copy of decl.
16108 (cgraph_expand_all_functions): Remove redundant initialization of
16110 (cgraph_optimize): Reword internal_error message.
16112 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
16114 * arm-protos.h (arm_return_in_memory): Remove public
16115 arm_return_in_memory() prototype.
16116 * arm.c (arm_return_in_memory): Add static prototype, add target
16117 hook macro, change definition and comments.
16118 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
16120 2008-06-19 Ben Elliston <bje@au.ibm.com>
16122 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
16123 real.c: Remove references to IEEE 754R.
16124 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
16125 * doc/libgcc.texi (Decimal float library routines): Likewise.
16127 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16129 * targhooks.h (struct gcc_target): New member unwind_word_mode.
16130 (default_unwind_word_mode): Add prototype.
16131 * targhooks.c (default_unwind_word_mode): New function.
16132 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
16133 instead of word_mode.
16134 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
16135 (TARGET_INITIALIZER): Use it.
16137 * c-common.c (handle_mode_attribute): Support "unwind_word"
16139 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
16141 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
16142 word_mode to access SjLj_Function_Context member "data".
16143 (sjlj_emit_dispatch_table): Likewise. Also, perform type
16144 conversion from targetm.eh_return_filter_mode () to
16145 targetm.unwind_word_mode () if they differ.
16147 * builtin-types.def (BT_UNWINDWORD): New primitive type.
16148 (BT_FN_UNWINDWORD_PTR): New function type.
16149 (BT_FN_WORD_PTR): Remove.
16150 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
16151 * except.c (expand_builtin_extend_pointer): Convert pointer to
16152 targetm.unwind_word_mode () instead of word_mode.
16154 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
16155 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
16156 (spu_unwind_word_mode): New function.
16157 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
16158 (TARGET_UNWIND_WORD_MODE): Define.
16159 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
16161 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16163 * config/spu/spu.c (reg_align): Remove.
16164 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
16165 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
16166 (spu_split_store): Likewise.
16168 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
16170 * gcc/tree-vn.c: Fix typo in comment.
16172 2008-06-18 Jan Hubicka <jh@suse.cz>
16174 * cgraphunit.c (cgraph_optimize): Output debug info when doing
16175 toplevel reorder too.
16177 2008-06-18 Jan Hubicka <jh@suse.cz>
16179 * c-opts.c (c_common_post_options): PCH is not compatible with
16181 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
16182 -fno-toplevel-reorder by default now.
16184 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16186 PR documentation/30739
16187 * doc/install.texi (Prerequisites): Document dependency on awk.
16189 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
16190 Ian Lance Taylor <iant@google.com>
16192 PR rtl-optimization/35604
16193 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
16194 only want to change jump destinations, not eventual label comparisons.
16196 2008-06-16 Jan Hubicka <jh@suse.cz>
16198 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
16200 (cgraph_analyze_function): Likewise.
16202 2008-06-16 Jan Hubicka <jh@suse.cz>
16204 * cgraph.h (cgraph_mark_if_needed): New function.
16205 * cgraphunit.c (cgraph_mark_if_needed): New function.
16206 * c-decl.c (duplicate_decl): Use it.
16208 2008-06-16 Jan Hubicka <jh@suse.cz>
16210 * cgraph.c (cgraph_add_new_function): When in expansion state, do
16213 2008-06-16 Jan Hubicka <jh@suse.cz>
16215 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
16217 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
16218 Kazu Hirata <kazu@codesourcery.com>
16219 Maxim Kuvyrkov <maxim@codesourcery.com
16221 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
16222 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
16223 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
16224 EXTRA_SPEC_FUNCTIONS.
16225 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
16226 (DRIVER_SELF_SPECS): Adjust.
16227 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
16228 * config/mips/st.h, config/mips/t-st: New.
16229 * config/mips/driver-native.c, config/mips/x-native: New.
16230 * doc/invoke.texi (MIPS): Document 'native' value for -march and
16233 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16235 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
16237 (ISA_HAS_FP_CONDMOVE): New macro.
16238 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
16239 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
16240 (ISA_HAS_NMADD3_NMSUB3): New macro.
16241 * config/mips/mips.c (mips_rtx_costs): Update.
16242 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
16243 compiling for ST Loongson 2E/2F.
16244 (madd<mode>): Rename to madd4<mode>. Update.
16245 (madd3<mode>): New pattern.
16246 (msub<mode>): Rename to msub4<mode>. Update.
16247 (msub3<mode>): New pattern.
16248 (nmadd<mode>): Rename to nmadd4<mode>. Update.
16249 (nmadd3<mode>): New pattern.
16250 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
16251 (nmadd3<mode>_fastmath): New pattern.
16252 (nmsub<mode>): Rename to nmsub4<mode>. Update.
16253 (nmsub3<mode>): New pattern.
16254 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
16255 (nmsub3<mode>_fastmath): New pattern.
16256 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
16258 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
16260 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
16261 (DF_REF_INSN_INFO): New.
16262 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
16263 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
16264 with a NULL DF_REF_INSN_INFO.
16265 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
16267 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
16268 DF_INSN_INFO_EQ_USES): New.
16269 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
16270 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
16271 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
16272 * df-core.c: Update comment for above changes.
16273 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
16274 DF_INSN_UID_* macros.
16275 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
16276 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
16277 insn rtx. Update all callers.
16278 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
16279 df_ref_create_structure, df_insn_refs_collect): Likewise.
16280 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
16281 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
16282 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
16283 macros to access the insn refs.
16284 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
16285 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
16286 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
16287 for accessing the refs.
16288 (try_fwprop_subst): Likewise.
16289 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
16290 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
16291 for accessing the refs.
16292 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
16293 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
16294 to look at the insn refs.
16295 (record_uses): Likewise.
16296 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
16298 (mark_artificial_uses): Don't mark_insn for artificial refs.
16299 (mark_reg_rependencies): Likewise.
16301 * doc/rtl.texi: Remove documentation of ADDRESSOF.
16303 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16305 * configure: Regenerate.
16307 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16309 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
16310 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16311 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16313 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16315 * config/avr/avr.c (avr_mcu_t): Add attiny167.
16316 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16317 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16319 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16321 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
16322 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16323 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16325 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16327 * tree-ssa-sccvn.c: Fix format of comments.
16329 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16331 * cgraph.c: Remove unneeded forward declarations of eq_node()
16334 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
16336 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
16338 (see_update_relevancy): Likewise.
16339 * fwprop.c (try_fwprop_subst): Likewise.
16340 * rtlanal.c (noop_move_p): Likewise.
16341 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
16342 notes to non-existing libcall blocks.
16343 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
16345 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
16346 (dead_libcall_p): Remove.
16347 (delete_trivially_dead_insns): Don't use it.
16348 * web.c (union_defs): Remove comment about keeping nops.
16349 * gcse.c (hash_scan_insn): Don't take libcall pointers.
16350 (compute_hash_table_work): Don't track libcall notes.
16351 (do_local_cprop): Don't take libcall pointers. Don't update
16353 (adjust_libcall_notes): Deleted.
16354 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
16355 ever have existed in the first place).
16356 (replace_store_insn): Don't try to remove libcall notes.
16357 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
16358 (resolve_reg_notes): Don't call them.
16359 (resolve_simple_move): Likewise.
16360 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
16361 Don't remove REG_RETVAL notes.
16362 * emit-rtl.c (try_split): Don't update libcall notes.
16363 (emit_copy_of_insn_after): Dito.
16364 * cselib.c (cselib_current_insn_in_libcall): Remove.
16365 (cselib_process_insn): Don't set/clear it.
16366 (new_elt_loc_list): Don't record it.
16367 (cselib_init): Don't initialize it.
16368 * cselib.c (struct elt_loc_list): Remove in_libcall field.
16369 * loop-invariant.c (find_invariant_insn): Don't look for libcall
16371 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
16372 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
16373 (init_deps): Don't initialize it.
16374 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
16375 * combine.c (delete_noop_moves): Don't update libcall notes.
16376 (can_combine_p): Remove now pointless #if 0 block.
16377 (try_combine): Remove another obsolete #if 0 block.
16378 (distribute_notes): Don't distribute libcall notes.
16379 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
16380 * dce.c (libcall_dead_p): Remove.
16381 (delete_unmarked_insns): Don't handle libcall blocks.
16382 (preserve_libcall_for_dce): Remove.
16383 (prescan_insns_for_dce): Don't special-case libcall block insns.
16384 * reload1 (reload): Don't handle libcall notes.
16385 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
16388 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16390 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
16391 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16392 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16394 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16396 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
16397 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16398 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16400 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16402 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
16404 2008-06-16 Ira Rosen <irar@il.ibm.com>
16406 PR tree-optimization/36493
16407 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
16408 the arguments list. Use VECTYPE to create vector pointer.
16409 (vectorizable_store): Fail if accesses through a pointer to vectype
16410 do not alias the original memory reference operands.
16411 Call vect_create_data_ref_ptr without the removed argument.
16412 (vectorizable_load): Likewise.
16413 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
16416 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
16419 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
16420 reg_equiv_constant.
16422 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
16424 * config/mips/loongson2ef.md: New file.
16425 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
16426 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
16427 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
16428 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
16429 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
16431 (loongson2ef.md): New include.
16432 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
16433 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
16434 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
16435 (loongson_gt_<mode>, loongson_extract_halfword)
16436 (loongson_insert_halfword_0, loongson_insert_halfword_2)
16437 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
16438 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
16439 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
16440 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
16441 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
16442 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
16443 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
16444 (vec_interleave_low<mode>): Define type attribute.
16445 * config/mips/mips.c (mips_ls2): New static variable.
16446 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
16447 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
16448 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
16449 Implement target scheduling hooks.
16450 (mips_multipass_dfa_lookahead): Update to handle tuning for
16452 (mips_sched_init): Initialize data for Loongson scheduling.
16453 (mips_ls2_variable_issue): New static function.
16454 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
16456 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
16457 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
16458 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
16459 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
16460 Handle ST Loongson 2E/2F cores.
16461 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
16463 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16465 * omp-low.c (extract_omp_for_data): Fix comment typo.
16468 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16470 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
16471 FIXME note about gcc/config.guess.
16472 * doc/options.texi (Option file format): Remove non-ASCII bytes.
16473 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
16474 * doc/cppopts.texi: Likewise.
16475 * doc/extend.texi: Likewise.
16476 * doc/gcc.texi: Likewise.
16477 * doc/gccint.texi: Likewise.
16478 * doc/gcov.texi: Likewise.
16479 * doc/gty.texi: Likewise.
16480 * doc/hostconfig.texi: Likewise.
16481 * doc/install.texi: Likewise.
16482 * doc/invoke.texi: Likewise.
16483 * doc/loop.texi: Likewise.
16484 * doc/makefile.texi: Likewise.
16485 * doc/md.texi: Likewise.
16486 * doc/passes.texi: Likewise.
16487 * doc/tm.texi: Likewise.
16488 * doc/tree-ssa.texi: Likewise.
16489 * doc/trouble.texi: Likewise.
16491 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
16492 Nathan Sidwell <nathan@codesourcery.com>
16493 Maxim Kuvyrkov <maxim@codesourcery.com>
16494 Richard Sandiford <rdsandiford@googlemail.com>
16496 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
16497 * config/mips/mips-protos.h (mips_expand_vector_init): New.
16498 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
16500 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
16501 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
16502 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
16504 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
16505 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
16506 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
16507 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
16508 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
16509 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
16510 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
16511 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
16512 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
16513 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
16514 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
16515 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
16516 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
16517 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
16518 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
16519 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
16520 (mips_builtins): Add Loongson builtins.
16521 (mips_loongson_2ef_bdesc): New.
16522 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
16523 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
16524 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
16525 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
16527 (mips_expand_vector_init): New.
16528 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
16529 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
16531 * config/mips/mips.md: Add unspec numbers for Loongson
16532 builtins. Include loongson.md.
16533 (MOVE64): Include Loongson vector modes.
16534 (SPLITF): Include Loongson vector modes.
16535 (HALFMODE): Handle Loongson vector modes.
16536 * config/mips/loongson.md: New.
16537 * config/mips/loongson.h: New.
16538 * config.gcc: Add loongson.h header for mips*-*-* targets.
16539 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
16541 2008-06-14 Joseph Myers <joseph@codesourcery.com>
16543 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
16544 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
16545 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
16546 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
16547 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
16548 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
16549 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
16550 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
16551 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
16552 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
16553 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
16554 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
16555 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
16556 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
16557 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
16558 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
16559 Remove use_fixproto=yes.
16560 (ia64*-*-hpux*): Remove comment about using fixproto.
16561 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
16563 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16565 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
16567 * configure: Regenerate.
16569 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
16571 PR middle-end/36520
16572 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
16573 before evaluating it.
16575 2008-06-13 Jakub Jelinek <jakub@redhat.com>
16578 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
16579 nested inline functions.
16580 (start_decl, start_function): Don't invert DECL_EXTERNAL
16581 for nested inline functions.
16583 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16585 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
16586 splits that must be made for correctness.
16588 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16590 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
16591 (AVAIL_NON_MIPS16): Likewise.
16592 (mips_builtin_description): Replace target_flags with a predicate.
16593 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
16594 (dspr2_32): New availability predicates.
16595 (MIPS_BUILTIN): New macro.
16596 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
16597 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
16598 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
16599 Replace the TARGET_FLAGS parameters with AVAIL parameters.
16600 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
16601 (mips_dsp_32only_bdesc): Merge into...
16602 (mips_builtins): ...this new array.
16603 (mips_bdesc_map, mips_bdesc_arrays): Delete.
16604 (mips_init_builtins): Update after above changes.
16605 (mips_expand_builtin_1): Merge into...
16606 (mips_expand_builtin): ...here and update after above changes.
16608 2008-06-12 Paul Brook <paul@codesourcery.com>
16610 * longlong.h (__arm__): Define count_leading_zeros.
16611 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
16612 (clzsi2, clzdi2): New functions.
16613 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
16614 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
16615 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
16616 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
16617 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
16618 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
16619 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
16620 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
16621 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
16622 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
16624 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
16626 * config/m68k/m68k.c (m68k_tune_flags): New.
16627 (override_options): Compute m68k_tune_flags.
16628 (MULL_COST, MULW_COST): Update for various variants of CFV2.
16629 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
16631 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16633 PR middle-end/36506
16634 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
16636 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16638 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
16639 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
16641 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16643 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
16644 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
16646 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16648 PR middle-end/36506
16649 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
16652 2008-06-12 Richard Guenther <rguenther@suse.de>
16654 PR tree-optimization/36345
16655 * tree-flow.h (struct ptr_info_def): Align escape_mask,
16656 add memory_tag_needed flag.
16657 (may_alias_p): Declare.
16658 * tree-ssa-alias.c (may_alias_p): Export.
16659 (set_initial_properties): Use memory_tag_needed flag.
16660 (update_reference_counts): Likewise.
16661 (reset_alias_info): Reset memory_tag_needed flag.
16662 (create_name_tags): Check memory_tag_needed flag.
16663 (dump_points_to_info_for): Dump it.
16664 * tree-ssa-structalias.c (struct variable_info): Remove
16665 directly_dereferenced flag.
16666 (new_var_info): Do not initialize it.
16667 (process_constraint_1): Do not set it.
16668 (update_alias_info): Set is_dereferenced flag.
16669 (set_uids_in_ptset): Use may_alias_p.
16670 (set_used_smts): Check memory_tag_needed flag.
16671 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
16672 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
16673 memory_tag_needed flag.
16674 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
16675 from broken design.
16677 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
16679 * config/i386/i386.c (ix86_compute_frame_layout): Disable
16680 red zone for w64 abi.
16681 (ix86_expand_prologue): Likewise.
16682 (ix86_force_to_memory): Likewise.
16683 (ix86_free_from_memory): Likewise.
16685 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
16688 * config/rs6000/rs6000.c (rs6000_override_options): Set
16689 rs6000_isel conditionally to the absence of comand line override.
16690 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16691 Remove duplicate rs6000_isel setting.
16692 * config/rs6000/eabispe.h: Ditto.
16694 2008-06-11 Richard Guenther <rguenther@suse.de>
16696 * alias.c (get_alias_set): Use the element alias-set for arrays.
16697 (record_component_aliases): For arrays and vectors do nothing.
16698 * c-common.c (strict_aliasing_warning): Handle the cases
16699 of alias set zero explicitly.
16700 * Makefile.in (dfp.o-warn): Add -Wno-error.
16702 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16704 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
16706 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
16707 tune_32 tune_64 to supported_defaults. Allow values not
16708 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
16709 x86_64. Do not override cpu_32 or cpu_64 values from target name.
16710 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
16711 with_cpu_64 to generic for 64-bit-supporting configurations, not
16712 with_cpu. Remove FIXMEs.
16713 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
16714 --with-arch-64, --with-tune-32, --with-tune-64): Document.
16715 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
16716 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
16717 arch_32 and arch_64.
16719 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
16720 Olivier Hainque <hainque@adacore.com>
16722 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
16723 Use DECL_SIZE_UNIT to retrieve the size of the field.
16725 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16727 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
16728 with function calls after declarations. Lay out
16729 neon_float_type_node before further use.
16731 2008-06-11 Richard Guenther <rguenther@suse.de>
16733 * tree-flow.h (may_point_to_global_var): Declare.
16734 * tree-ssa-alias.c (may_point_to_global_var): New function.
16735 * tree-ssa-sink.c (is_hidden_global_store): Use it.
16737 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
16739 * configure.ac: Teach that fido supports .debug_line.
16740 * configure: Regenerate.
16742 2008-06-10 Tom Tromey <tromey@redhat.com>
16744 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
16747 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16749 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
16750 (encode_decimal64, decode_decimal64, encode_decimal128,
16751 decode_decimal128): Reverse order of 32-bit parts of value if host
16752 and target endianness differ.
16754 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
16756 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
16757 Avoid division by 0.
16758 (tree_mod_pow2_value_transform): Likewise.
16759 (tree_ic_transform): Likewise.
16760 (tree_stringops_transform): Likewise.
16761 (tree_mod_subtract_transform): Likewise.
16762 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
16763 (copy_edges_for_bb): Likewise.
16764 (initialize_cfun): Likewise.
16766 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16768 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
16769 nonmemory_operand. Add "N" operand constraint.
16771 (*jcc_btdi_mask_rex64): New instruction and split pattern.
16772 (*jcc_btsi_mask): Ditto.
16773 (*jcc_btsi_mask_1): Ditto.
16775 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16777 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
16778 TYPE_CANONICAL for copied element type.
16780 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16783 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
16784 Add m_CORE2 and m_GENERIC.
16785 * config/i386/predicates.md (bt_comparison_operator): New predicate.
16786 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
16788 (*jcc_btdi_rex64): New instruction and split pattern.
16789 (*jcc_btsi): Ditto.
16790 (*jcc_btsi_1): Ditto.
16791 (*btsq): Fix Intel asm dialect operand order.
16795 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
16797 PR middle-end/36447
16798 * simplify-rtx.c (simplify_subreg): Add check for shift count
16801 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
16803 * doc/md.texi: Synchronize with later constraints.md change.
16804 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
16805 with a C implementation.
16806 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
16808 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
16809 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
16810 when moving to and from MD_REGNUM.
16811 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
16812 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
16813 Handle byte and halfword moves.
16814 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
16816 * config/mips/constraints.md (h): Turn into NO_REGS.
16817 (l, x): Update documentation.
16818 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
16819 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
16820 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
16821 (HILO): New mode iterator.
16823 (any_div): New code iterator.
16824 (u): Extend code attribute to div and udiv.
16825 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
16826 d_operand in the splitters. Remove redundant CONST_INT checks.
16827 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
16828 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
16829 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
16830 accordingly, using normal moves instead of unspecs to move LO into
16831 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
16832 (<u>mulsidi3): Handle expansion in C code.
16833 (<u>mulsidi3_32bit_internal): Rename to...
16834 (<u>mulsidi3_32bit): ...this.
16835 (<u>mulsidi3_32bit_r4000): Fix insn separator.
16836 (*<u>mulsidi3_64bit): Rename to...
16837 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
16838 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
16839 to set LO and HI to the multiplication result. Use a normal move
16840 for MFLO and an unspec for MFHI.
16841 (*<u>mulsidi3_64bit_parts): Replace with...
16842 (<u>mulsidi3_64bit_hilo): ...this new instruction.
16843 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
16844 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
16845 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
16846 instead of HI. Split the instruction into a separate multiplication
16847 and MFHI if !TARGET_FIX_R4000.
16848 (<su>muldi3_highpart): Likewise.
16849 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
16850 and the "=h" clobber.
16851 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
16852 (<u>mulditi3): New expander.
16853 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
16854 (madsi): Remove "=h" clobber.
16855 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
16856 Force the modulus result to be a GPR and split the instruction into
16857 a division followed by an MFHI after reload.
16858 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
16859 (*lea_high64): Use d_operand in the define_peephole2. Likewise
16860 the MIPS16 HIGH define_split.
16861 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
16862 of acc<->gpr moves to "multi".
16863 (*movdi_64bit): Replace the single "x" alternative with
16864 alternatives for moving into and out of "a".
16865 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
16866 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
16867 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
16868 Use d_operand in the splitters. Remove redundant CONST_INT checks.
16869 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
16870 (movti): New expander.
16871 (*movti, *movti_mips16): New insns.
16872 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
16873 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
16874 (mthi<GPR:mode>_<HILO:mode>): Likewise.
16875 * config/mips/predicates.md (fpr_operand): Delete.
16876 (d_operand): New predicate.
16878 2008-06-09 Michael Meissner <michael.meissner@amd.com>
16880 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
16881 failure on some Bourne shells.
16882 (x86_64-*-*): Ditto.
16884 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
16886 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
16888 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
16890 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
16891 (sparc-sun-solaris2*): Likewise.
16893 2008-06-09 Arnaud Charlet <charlet@adacore.com
16895 * doc/install.texi: Update requirements to build the Ada compiler.
16897 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
16899 * df-scan.c (struct df_scan_problem_data): Remove the
16900 mw_link_pool alloc pool.
16901 (df_scan_free_internal): Don't free it.
16902 (df_scan_alloc): Don't allocate it.
16903 * df.h (struct df_link): Update comment.
16905 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
16907 * except.h: Correct checks for when SJLJ exceptions must be used.
16909 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16911 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
16914 2008-06-08 Joseph Myers <joseph@codesourcery.com>
16916 PR tree-optimization/36218
16917 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
16918 configure for the build system.
16919 (BUILD_LDFLAGS): Define.
16920 * configure: Regenerate.
16921 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
16923 2008-07-08 Anatoly Sokolov <aesok@post.ru>
16926 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
16927 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
16928 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
16930 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
16932 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
16934 2008-06-07 Joseph Myers <joseph@codesourcery.com>
16936 * config.gcc (Obsolete configurations): Remove list of
16938 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
16939 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
16940 targets matched by those patterns.
16941 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
16942 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
16943 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
16944 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
16945 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16946 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
16947 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
16948 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
16949 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
16950 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
16951 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
16952 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
16953 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
16954 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
16955 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
16956 Make code for Solaris 7 and greater unconditional for Solaris.
16957 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
16958 Remove --with-* handling.
16959 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
16960 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
16961 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
16962 LINK_OS_WINDISS_SPEC): Remove.
16963 * config/rs6000/sysv4.opt (mwindiss): Remove.
16964 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
16965 * configure: Regenerate.
16966 * doc/cpp.texi: Don't mention BeOS.
16967 * doc/extend.texi (interrupt): Don't mention MS1.
16968 * doc/install.texi (i386-@var{any}-sysv, m68k-bull-sysv,
16969 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
16970 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
16971 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
16972 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
16974 * doc/invoke.texi (MT Options): Remove.
16975 (-mwindiss): Remove.
16976 (CRIS Options): Remove cris-axis-aout references.
16977 (HPPA Options): Don't mention hppa1.1-*-pro.
16978 * doc/md.texi (MorphoTech family): Remove.
16979 * libgcc2.c: Don't handle UWIN.
16980 * config/alpha/t-unicosmk: Remove.
16981 * config/alpha/unicosmk.h: Remove.
16982 * config/arm/kaos-arm.h: Remove.
16983 * config/arm/kaos-strongarm.h: Remove.
16984 * config/arm/strongarm-coff.h: Remove.
16985 * config/arm/strongarm-elf.h: Remove.
16986 * config/arm/strongarm-pe.h: Remove.
16987 * config/arm/t-strongarm-pe: Remove.
16988 * config/arm/t-xscale-coff: Remove.
16989 * config/arm/t-xscale-elf: Remove.
16990 * config/arm/xscale-coff.h: Remove.
16991 * config/arm/xscale-elf.h: Remove.
16992 * config/chorus.h: Remove.
16993 * config/cris/aout.h: Remove.
16994 * config/cris/aout.opt: Remove.
16995 * config/cris/t-aout: Remove.
16996 * config/i386/beos-elf.h: Remove.
16997 * config/i386/kaos-i386.h: Remove.
16998 * config/i386/ptx4-i.h: Remove.
16999 * config/i386/sco5.h: Remove.
17000 * config/i386/sco5.opt: Remove.
17001 * config/i386/sysv4-cpp.h: Remove.
17002 * config/i386/sysv5.h: Remove.
17003 * config/i386/t-beos: Remove.
17004 * config/i386/t-sco5: Remove.
17005 * config/i386/t-uwin: Remove.
17006 * config/i386/uwin.asm: Remove.
17007 * config/i386/uwin.h: Remove.
17008 * config/kaos.h: Remove.
17009 * config/mips/windiss.h: Remove.
17010 * config/mt: Remove directory.
17011 * config/pa/pa-osf.h: Remove.
17012 * config/pa/pa-pro-end.h: Remove.
17013 * config/pa/t-pro: Remove.
17014 * config/ptx4.h: Remove.
17015 * config/rs6000/beos.h: Remove.
17016 * config/rs6000/kaos-ppc.h: Remove.
17017 * config/rs6000/t-beos: Remove.
17018 * config/rs6000/windiss.h: Remove.
17019 * config/sh/kaos-sh.h: Remove.
17020 * config/sol2-6.h: Remove.
17021 * config/sparc/sol26-sld.h: Remove.
17022 * config/sparc/sysv4-only.h: Remove.
17023 * config/vax/bsd.h: Remove.
17024 * config/vax/t-memfuncs: Remove.
17025 * config/vax/ultrix.h: Remove.
17026 * config/vax/vaxv.h: Remove.
17027 * config/windiss.h: Remove.
17029 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
17031 PR rtl-optimization/36438
17032 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
17033 for vector shifts with constant scalar shift operands.
17035 2008-06-06 Sandip Matte <sandip@rmicorp.com>
17037 * doc/invoke.texi: Document -march=xlr.
17038 * config/mips/xlr.md: New file.
17039 * config/mips/mips.md: Include it.
17041 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
17042 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
17043 (mips_rtx_cost_data): Likewise.
17045 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
17047 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
17048 PRE_INC and PRE_DEC cases.
17050 2008-06-06 Jakub Jelinek <jakub@redhat.com>
17052 PR rtl-optimization/36419
17053 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
17054 the emitting jump insn.
17057 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
17058 is not bool, boolify the whole *expr_p and convert to the desired type.
17060 2008-06-06 Jakub Jelinek <jakub@redhat.com>
17062 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
17063 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
17064 Add omp_private_outer_ref hook, add another argument to
17065 omp_clause_default_ctor hook.
17066 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
17067 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
17068 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
17069 hook_tree_tree_tree_tree_null.
17070 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
17071 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
17072 * hooks.c (hook_tree_tree_tree_tree_null): New function.
17073 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
17074 * tree.def (OMP_TASK): New tree code.
17075 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
17076 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
17077 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
17078 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
17079 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
17080 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
17081 OMP_CLAUSE_COLLAPSE_EXPR): Define.
17082 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
17083 (OMP_DIRECTIVE_P): Add OMP_TASK.
17084 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
17085 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
17086 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
17087 and OMP_CLAUSE_UNTIED entries.
17088 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
17090 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17091 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
17092 * tree-pretty-print.c (dump_omp_clause): Handle
17093 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
17094 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
17095 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
17096 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
17097 warning about unsigned iterators. Change decl/init/cond/incr
17098 arguments to TREE_VECs, check arguments for all collapsed loops.
17099 (c_finish_omp_taskwait): New function.
17100 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
17102 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
17103 default_function_array_conversion on init. Add par_clauses argument.
17104 If decl is present in parallel's lastprivate clause, change it to
17105 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
17106 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
17107 collapse count in clauses.
17108 (c_parser_omp_for, c_parser_omp_parallel): Adjust
17109 c_parser_omp_for_loop callers.
17110 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
17111 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
17112 (c_parser_omp_clause_name): Handle collapse and untied clauses.
17113 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
17115 (c_parser_omp_clause_schedule): Handle schedule(auto).
17116 Include correct location in the error message.
17117 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
17118 and PRAGMA_OMP_CLAUSE_UNTIED.
17119 (OMP_TASK_CLAUSE_MASK): Define.
17120 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
17121 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
17122 * tree-nested.c (convert_nonlocal_omp_clauses,
17123 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
17124 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
17125 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17126 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
17128 (conver_nonlocal_reference, convert_local_reference,
17129 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
17130 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
17131 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
17132 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
17133 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
17134 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
17135 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
17136 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
17137 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
17139 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
17140 * c-common.h (c_finish_omp_taskwait): New prototype.
17141 * gimple-low.c (lower_stmt): Handle OMP_TASK.
17142 * tree-parloops.c (create_parallel_loop): Create 1 entry
17143 vectors for OMP_FOR_{INIT,COND,INCR}.
17144 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
17145 (make_edges): Handle OMP_TASK.
17146 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
17147 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17148 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
17149 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
17150 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
17151 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
17152 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
17153 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
17154 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
17155 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
17156 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
17157 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
17158 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
17159 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
17160 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
17161 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
17162 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
17163 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
17164 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
17165 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
17166 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
17167 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
17168 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
17169 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
17170 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
17171 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
17172 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
17173 original iterator is present in lastprivate clause or if
17174 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
17175 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17176 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
17177 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
17178 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
17179 if it is set, lookup var in outer contexts too. Handle
17180 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
17181 to be implicitly determined firstprivate for task regions.
17182 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
17183 if it is set, lookup var in outer contexts too. Set
17184 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
17185 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
17186 OMP_CLAUSE_UNTIED. Take region_type as last argument
17187 instead of in_parallel and in_combined_parallel.
17188 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
17190 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
17191 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
17192 (new_omp_context): Set default_kind to
17193 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
17194 (omp_region_type): New enum.
17195 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
17196 fields, add region_type.
17197 (new_omp_context): Take region_type as argument instead of is_parallel
17198 and is_combined_parallel.
17199 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
17200 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
17201 ctx->is_combined_parallel checks.
17202 (gimplify_omp_task): New function.
17203 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
17205 * omp-low.c (extract_omp_for_data): Use schedule(static)
17206 for schedule(auto). Handle pointer and unsigned iterators.
17207 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
17208 Add loops argument. Extract data for collapsed OMP_FOR loops.
17209 (expand_parallel_call): Assert sched_kind isn't auto,
17210 map runtime schedule to index 3.
17211 (struct omp_for_data_loop): New type.
17212 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
17213 Add loop, loops, collapse and iter_type fields.
17214 (workshare_safe_to_combine_p): Disallow combined for if
17215 iter_type is unsigned long long. Don't combine collapse > 1 loops
17216 unless all bounds and steps are constant. Adjust extract_omp_for_data
17218 (expand_omp_for_generic): Handle pointer, unsigned and long long
17219 iterators. Handle collapsed OMP_FOR loops. Adjust
17220 for struct omp_for_data changes. If libgomp function doesn't return
17221 boolean_type_node, add comparison of the return value with 0.
17222 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
17223 pointer, unsigned and long long iterators. Adjust for struct
17224 omp_for_data changes.
17225 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
17226 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
17227 unsigned long long. Allocate loops array, pass it to
17228 extract_omp_for_data. For collapse > 1 loops use always
17229 expand_omp_for_generic.
17230 (omp_context): Add sfield_map and srecord_type fields.
17231 (is_task_ctx, lookup_sfield): New functions.
17232 (use_pointer_for_field): Use is_task_ctx helper. Change first
17233 argument's type from const_tree to tree. Clarify comment.
17234 In OMP_TASK disallow copy-in/out sharing.
17235 (build_sender_ref): Call lookup_sfield instead of lookup_field.
17236 (install_var_field): Add mask argument. Populate both record_type
17237 and srecord_type if needed.
17238 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
17240 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
17241 and DECL_FIELD_OFFSET.
17242 (scan_sharing_clauses): Adjust install_var_field callers. For
17243 firstprivate clauses on explicit tasks allocate the var by value in
17244 record_type unconditionally, rather than by reference.
17245 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
17246 Use is_taskreg_ctx instead of is_parallel_ctx.
17247 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17248 (create_omp_child_function_name): Add task_copy argument, use
17249 *_omp_cpyfn* names if it is true.
17250 (create_omp_child_function): Add task_copy argument, if true create
17251 *_omp_cpyfn* helper function.
17252 (scan_omp_parallel): Adjust create_omp_child_function callers.
17253 Rename parallel_nesting_level to taskreg_nesting_level.
17254 (scan_omp_task): New function.
17255 (lower_rec_input_clauses): Don't run constructors for firstprivate
17256 explicit task vars which are initialized by *_omp_cpyfn*.
17257 Pass outer var ref to omp_clause_default_ctor hook if
17258 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
17259 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
17260 OMP_CLAUSE_REDUCTION_INIT.
17261 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
17262 avoid duplicate setting of fields. Handle
17263 OMP_CLAUSE_PRIVATE_OUTER_REF.
17264 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
17265 copy-out if TREE_READONLY, only copy-in.
17266 (expand_task_copyfn): New function.
17267 (expand_task_call): New function.
17268 (struct omp_taskcopy_context): New type.
17269 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
17271 (lower_omp_parallel): Rename to...
17272 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17273 Call create_task_copyfn if srecord_type is needed. Adjust
17275 (task_shared_vars): New variable.
17276 (check_omp_nesting_restrictions): Warn if work-sharing,
17277 barrier, master or ordered region is closely nested inside OMP_TASK.
17278 Add warnings for barrier if closely nested inside of work-sharing,
17279 ordered, or master region.
17280 (scan_omp_1): Call check_omp_nesting_restrictions even for
17281 GOMP_barrier calls. Rename parallel_nesting_level to
17282 taskreg_nesting_level. Handle OMP_TASK.
17283 (lower_lastprivate_clauses): Even if some lastprivate is found on a
17284 work-sharing construct, continue looking for them on parent parallel
17286 (lower_omp_for_lastprivate): Add lastprivate clauses
17287 to the beginning of dlist rather than end. Adjust for struct
17288 omp_for_data changes.
17289 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
17290 not after it. Handle collapsed OMP_FOR loops, adjust for
17291 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
17292 (get_ws_args_for): Adjust extract_omp_for_data caller.
17293 (scan_omp_for): Handle collapsed OMP_FOR
17294 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17295 (lower_omp_single_simple): If libgomp function doesn't return
17296 boolean_type_node, add comparison of the return value with 0.
17297 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
17298 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
17299 (parallel_nesting_level): Rename to...
17300 (taskreg_nesting_level): ... this.
17301 (is_taskreg_ctx): New function.
17302 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
17303 of is_parallel_ctx.
17304 (execute_lower_omp): Rename parallel_nesting_level to
17305 taskreg_nesting_level.
17306 (expand_omp_parallel): Rename to...
17307 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17308 Call omp_task_call for OMP_TASK regions.
17309 (expand_omp): Adjust caller, handle OMP_TASK.
17310 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
17312 * bitmap.c (bitmap_default_obstack_depth): New variable.
17313 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
17314 if argument is NULL and bitmap_default_obstack is already initialized.
17315 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
17317 * matrix-reorg.c (matrix_reorg): Likewise.
17319 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
17321 * config/i386/i386.md (*indirect_jump): Macroize using P
17322 mode iterator. Remove !TARGET_64BIT from insn constraints.
17323 (*tablejump_1): Ditto.
17324 (*indirect_jump_rex64): Remove insn pattern.
17325 (*tablejump_1_rex64): Ditto.
17326 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
17327 and eh_return_si insn patterns.
17329 2008-06-06 Richard Guenther <rguenther@suse.de>
17331 * tree-ssa-structalias.c (merge_smts_into): Remove.
17332 (find_what_p_points_to): Do not bother to compute the
17333 points-to set for pt_anything pointers.
17334 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
17335 for pt_anything pointers is ok.
17337 2008-06-06 Jan Hubicka <jh@suse.cz>
17339 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
17341 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17343 * cgraph.c: Fix typos in comments.
17344 (cgraph_availability_names): Fix string typo.
17345 * fold-const.c: Fix typos in comments.
17346 (fold_binary): Fix typo in warning.
17347 * genautomata.c: Fix typos in comments.
17348 (check_presence_pattern_sets): Fix typo in local variable.
17349 (output_description): Fix typo in output.
17350 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
17351 * hwint.h: Likewise.
17352 * matrix-reorg.c (check_allocation_function): Likewise.
17353 * omega.c (smooth_weird_equations): Likewise.
17354 * auto-inc-dec.c: Fix typos in comments.
17355 * bb-reorder.c: Likewise.
17356 * builtins.c: Likewise.
17357 * c-common.c: Likewise.
17358 * c-cppbuiltin.c: Likewise.
17359 * c-parser.c: Likewise.
17360 * c-pretty-print.c: Likewise.
17361 * cfgcleanup.c: Likewise.
17362 * cfgexpand.c: Likewise.
17363 * cfghooks.c: Likewise.
17364 * cfglayout.c: Likewise.
17365 * cfgloopmanip.c: Likewise.
17366 * cgraphunit.c: Likewise.
17367 * coverage.c: Likewise.
17368 * dbxout.c: Likewise.
17369 * df-byte-scan.c: Likewise.
17370 * df-core.c: Likewise.
17371 * df-problems.c: Likewise.
17372 * df-scan.c: Likewise.
17374 * dominance.c: Likewise.
17375 * domwalk.c: Likewise.
17377 * dwarf2out.c: Likewise.
17378 * emit-rtl.c: Likewise.
17379 * et-forest.c: Likewise.
17380 * function.c: Likewise.
17381 * function.h: Likewise.
17383 * gcov-io.c: Likewise.
17384 * gcov.c: Likewise.
17385 * gcse.c: Likewise.
17386 * genattrtab.c: Likewise.
17387 * ggc-page.c: Likewise.
17388 * gimplify.c: Likewise.
17389 * gthr-lynx.h: Likewise.
17390 * haifa-sched.c: Likewise.
17391 * ipa-cp.c: Likewise.
17392 * ipa-inline.c: Likewise.
17393 * ipa-prop.h: Likewise.
17394 * ipa-pure-const.c: Likewise.
17395 * ipa-struct-reorg.c: Likewise.
17396 * ipa-struct-reorg.h: Likewise.
17397 * ipa-type-escape.c: Likewise.
17399 * loop-doloop.c: Likewise.
17400 * mips-tfile.c: Likewise.
17401 * mkmap-flat.awk: Likewise.
17402 * mkmap-symver.awk: Likewise.
17403 * modulo-sched.c: Likewise.
17404 * omp-low.c: Likewise.
17405 * optabs.c: Likewise.
17406 * optabs.h: Likewise.
17407 * opts.c: Likewise.
17408 * passes.c: Likewise.
17409 * postreload-gcse.c: Likewise.
17410 * postreload.c: Likewise.
17411 * predict.c: Likewise.
17412 * pretty-print.h: Likewise.
17413 * profile.c: Likewise.
17414 * protoize.c: Likewise.
17415 * ra-conflict.c: Likewise.
17416 * real.c: Likewise.
17417 * recog.c: Likewise.
17418 * regclass.c: Likewise.
17419 * regs.h: Likewise.
17420 * reload.c: Likewise.
17421 * rtl-error.c: Likewise.
17422 * rtlanal.c: Likewise.
17423 * scan.h: Likewise.
17424 * sched-rgn.c: Likewise.
17426 * stmt.c: Likewise.
17427 * target.h: Likewise.
17428 * tree-dfa.c: Likewise.
17429 * tree-eh.c: Likewise.
17430 * tree-flow-inline.h: Likewise.
17431 * tree-inline.c: Likewise.
17432 * tree-into-ssa.c: Likewise.
17433 * tree-loop-distribution.c: Likewise.
17434 * tree-nested.c: Likewise.
17435 * tree-parloops.c: Likewise.
17436 * tree-pass.h: Likewise.
17437 * tree-pretty-print.c: Likewise.
17438 * tree-profile.c: Likewise.
17439 * tree-scalar-evolution.c: Likewise.
17440 * tree-sra.c: Likewise.
17441 * tree-ssa-alias-warnings.c: Likewise.
17442 * tree-ssa-ccp.c: Likewise.
17443 * tree-ssa-coalesce.c: Likewise.
17444 * tree-ssa-dom.c: Likewise.
17445 * tree-ssa-dse.c: Likewise.
17446 * tree-ssa-forwprop.c: Likewise.
17447 * tree-ssa-live.c: Likewise.
17448 * tree-ssa-live.h: Likewise.
17449 * tree-ssa-loop-im.c: Likewise.
17450 * tree-ssa-loop-ivopts.c: Likewise.
17451 * tree-ssa-loop-niter.c: Likewise.
17452 * tree-ssa-loop-prefetch.c: Likewise.
17453 * tree-ssa-phiopt.c: Likewise.
17454 * tree-ssa-phiprop.c: Likewise.
17455 * tree-ssa-sccvn.c: Likewise.
17456 * tree-ssa-ter.c: Likewise.
17457 * tree-ssa-threadupdate.c: Likewise.
17458 * tree-ssa.c: Likewise.
17459 * tree-vect-analyze.c: Likewise.
17460 * tree-vect-transform.c: Likewise.
17461 * tree-vectorizer.c: Likewise.
17462 * tree-vn.c: Likewise.
17463 * tree-vrp.c: Likewise.
17464 * tree.c: Likewise.
17465 * tree.def: Likewise.
17466 * tree.h: Likewise.
17467 * unwind-dw2-fde.c: Likewise.
17468 * unwind.inc: Likewise.
17469 * value-prof.c: Likewise.
17470 * vmsdbgout.c: Likewise.
17472 2008-06-05 David Edelsohn <edelsohn@gnu.org>
17474 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
17475 always place FP constants in the TOC for TARGET_POWERPC64.
17476 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
17478 2008-06-05 Joseph Myers <joseph@codesourcery.com>
17480 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
17481 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
17482 enable for TARGET_E500_DOUBLE.
17483 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
17484 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
17485 floating-point modes like integer modes for E500 double.
17486 (rs6000_legitimate_offset_address_p): Likewise.
17487 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
17488 addressing for DDmode for E500 double.
17489 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
17490 modes as using 64-bits of registers for E500 double.
17491 (spe_build_register_parallel): Do not handle DDmode or TDmode.
17492 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
17493 specially for E500 double.
17494 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
17495 TDmode for E500 double.
17496 (rs6000_gimplify_va_arg): Only handle SDmode in registers
17497 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
17498 (rs6000_split_multireg_move): Do not handle TDmode specially for
17500 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
17501 using 64-bit registers for E500 double.
17502 (emit_frame_save): Do not handle DDmode specially for E500 double.
17503 (gen_frame_mem_offset): Likewise.
17504 (rs6000_function_value): Do not call spe_build_register_parallel
17505 for DDmode or TDmode.
17506 (rs6000_libcall_value): Likewise.
17507 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
17508 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
17511 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
17513 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
17516 2008-06-04 Junjie Gu <jgu@tensilica.com>
17518 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
17519 comparison for frame pointers.
17521 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17524 * config/avr/avr.h (PUSH_ROUNDING): Remove.
17526 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17529 * builtins.c (expand_builtin_signbit): Don't take lowpart when
17530 register is already smaller or equal to required mode.
17532 2008-06-04 Xinliang David Li <davidxl@google.com>
17534 * tree-call-cdce.c: New file.
17535 (cond_dead_built_in_calls): New static variable.
17536 (input_domain): New struct.
17537 (check_pow): New function.
17538 (check_builtin_call): Ditto.
17539 (check_target_format): Ditto.
17540 (is_call_dce_candidate): Ditto.
17541 (gen_one_condition): Ditto.
17542 (gen_conditions_for_domain): Ditto.
17543 (get_domain): Ditto.
17544 (gen_conditions_for_pow_cst_base): Ditto.
17545 (gen_conditions_for_pow_int_base): Ditto.
17546 (gen_conditions_for_pow): Ditto.
17547 (get_no_error_domain): Ditto.
17548 (gen_shrink_wrap_conditions): Ditto.
17549 (shrink_wrap_one_built_in_call): Ditto.
17550 (shink_wrap_conditional_dead_built_in_calls): Ditto.
17551 (tree_call_cdce): Ditto.
17552 (gate_call_cdce): Ditto.
17553 (pass_call_cdce): New gimple pass.
17554 * passes.c (init_optimization_passes): New pass.
17555 * tree-pass.h: New pass declaration.
17556 * opts.c (decode_options): New flag setting.
17557 * common.opt: Add -ftree-builtin-call-dce flag.
17558 * Makefile.in: Add new source file.
17559 * tempvar.def: New tv_id.
17560 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
17562 2008-06-04 Richard Guenther <rguenther@suse.de>
17564 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
17565 (is_call_clobbered): Always check var_ann->call_clobbered.
17566 (mark_call_clobbered): Always set var_ann->call_clobbered.
17567 (clear_call_clobbered): Always clear var_ann->call_clobbered.
17568 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
17569 (reset_alias_info): Clear call clobbering info on MTAGs and
17571 (set_pt_anything): Set pt_global_mem.
17572 (create_tag_raw): Adjust comment.
17573 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
17575 2008-06-04 Joseph Myers <joseph@codesourcery.com>
17576 Maxim Kuvyrkov <maxim@codesourcery.com>
17578 * config/m68k/m68k.opt (mxgot): New option.
17579 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
17580 (m68k_output_addr_const_extra): New.
17581 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
17582 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
17583 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
17584 * doc/invoke.texi (M680x0 Options): Document -mxgot.
17586 2008-06-04 Richard Guenther <rguenther@suse.de>
17588 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
17589 negative or non-representable offsets.
17591 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
17593 * config/i386/i386.c (ix86_gen_leave): New.
17594 (ix86_gen_pop1): Likewise.
17595 (ix86_gen_add3): Likewise.
17596 (ix86_gen_sub3): Likewise.
17597 (ix86_gen_sub3_carry): Likewise.
17598 (ix86_gen_one_cmpl2): Likewise.
17599 (ix86_gen_monitor): Likewise.
17600 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
17601 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
17602 ix86_gen_one_cmpl2 and ix86_gen_monitor.
17603 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
17604 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
17605 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
17606 (ix86_expand_epilogue): Updated.
17607 (print_operand): Handle integer register operand for 'z'.
17608 (ix86_expand_strlensi_unroll_1): Likewise.
17609 (ix86_expand_strlen): Likewise.
17610 (ix86_expand_builtin): Likewise.
17611 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
17612 mov{q}/mov{l} and add{q}/add{l}.
17614 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17616 * config/i386/i386.md (P): New mode iterator.
17617 (SFmode push_operand splitter): Macroize DImode and SImode pushes
17618 using P mode iterator.
17619 (DFmode push_operand splitter): Ditto.
17620 (XFmode push_operand splitter): Ditto.
17621 (DFmode float_extend SFmode push_operand splitter): Ditto.
17622 (XFmode float_extend SFmode push_operand splitter): Do not generate
17623 SImode pushes for 64bit target. Macroize Dimode and SImode
17624 pushes using P mode iterator.
17625 (XFmode float_extend DFmode push_operand splitter): Ditto.
17627 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17629 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
17630 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
17631 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
17632 return type to int.
17633 (ix86_call_abi_override): Remove check for call_used_regs.
17635 2008-06-03 Richard Guenther <rguenther@suse.de>
17637 * tree-ssa-structalias.c (find_func_aliases): Add constraints
17638 for the lhs of calls if the return type contains pointers.
17640 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17642 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
17643 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
17644 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
17645 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
17646 of cfun and DEFAULT_ABI to deceide abi mode.
17647 (DEFAULT_ABI): New.
17648 (REG_PARM_STACK_SPACE): Removed.
17649 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
17650 (STACK_BOUNDARY): Use default target to deceide stack boundary.
17651 * config/i386/i386-protos.h (ix86_cfun_abi): New.
17652 (ix86_function_abi): Likewise.
17653 (ix86_function_type_abi): Likewise.
17654 (ix86_call_abi_override): Likewise.
17655 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
17656 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
17657 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
17658 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
17660 (X86_64_REGPARM_MAX): New.
17661 (X86_64_SSE_REGPARM_MAX): New.
17662 (X64_REGPARM_MAX): New.
17663 (X64_SSE_REGPARM_MAX): New.
17664 (X86_32_REGPARM_MAX): New.
17665 (X86_32_SSE_REGPARM_MAX): New.
17666 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
17667 (ix86_function_regparm): Handle user calling abi.
17668 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
17669 by DEFAULT_ABI versus SYSV_ABI check.
17670 (ix86_reg_parm_stack_space): New.
17671 (ix86_function_type_abi): New.
17672 (ix86_call_abi_override): New.
17673 (ix86_function_abi): New.
17674 (ix86_cfun_abi): New.
17675 (init_cumulative_args): Call abi specific initialization.
17676 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
17677 (function_arg_64): Extend SSE_REGPARM_MAX check.
17678 (function_arg (): Remove TARGET_64BIT_MS_ABI.
17679 (ix86_pass_by_reference): Likewise.
17680 (ix86_function_value_regno_p): Likewise.
17681 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
17682 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
17683 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
17684 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
17685 (setup_incoming_varargs_64): Adjust regparm for call abi.
17686 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
17687 (ix86_va_start): Likewise.
17688 (ix86_gimplify_va_arg): Likewise.
17689 (ix86_expand_prologue): Likewise.
17690 (output_pic_addr_const): Likewise.
17691 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
17692 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
17693 (x86_output_mi_thunk): Likewise.
17694 (x86_function_profiler): Likewise.
17695 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
17696 (SYSV_ABI, MS_ABI): New constants.
17697 (DEFAULT_ABI): New.
17698 (init_regs): Add prototype of function in regclass.c file.
17699 (OVERRIDE_ABI_FORMAT): New.
17700 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
17701 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
17702 (OUTGOING_REG_PARM_STACK_SPACE): New.
17703 (ix86_reg_parm_stack_space): New prototype.
17704 (CUMULATIVE_ARGS): Add call_abi member.
17705 (machine_function): Add call_abi member.
17706 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
17707 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
17709 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
17712 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
17713 (avr_builtin_setjmp_frame_value): New function.
17714 * config/avr/avr.md (nonlocal_goto_receiver): Define.
17715 (nonlocal_goto): Define.
17717 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
17719 * config/mips/mips.c (mips_emit_loadgp): Return early if
17720 there is nothing do to, otherwise emit a blockage if
17721 !TARGET_EXPLICIT_RELOCS || crtl->profile.
17722 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
17724 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17726 * configure.ac: Drop unneeded backslash ending up in config.in.
17727 * acinclude.m4: Likewise.
17728 * config.in: Regenerate.
17730 2008-05-26 Jan Hubicka <jh@suse.cz>
17732 * predict.c (maybe_hot_frequency_p): Break out of...
17733 (maybe_hot_bb_p): ... here.
17734 (maybe_hot_edge_p): New.
17735 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
17736 * basic-block.h (maybe_hot_edge_p): Declare.
17738 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17740 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
17741 (*cmpfp_<mode>_cc): Ditto.
17742 (*fp_jcc_8<mode>_387): Ditto.
17743 (*fop_<MODEF:mode>_2_i387): Ditto.
17744 (*fop_<MODEF:mode>_3_i387): Ditto.
17745 (*fop_xf_2_i387): Ditto.
17746 (*fop_xf_3_i387): Ditto.
17748 2008-06-02 Tomas Bily <tbily@suse.cz>
17750 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
17752 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17754 * config/mips/mips.c (mips_valid_offset_p): New function.
17755 (mips_valid_lo_sum_p): Likewise.
17756 (mips_classify_address): Use them.
17757 (mips_force_address): New function.
17758 (mips_legitimize_address): Use it.
17759 * config/mips/mips.md (MOVE128): New mode iterator.
17760 (movtf): Require TARGET_64BIT. Remove empty strings.
17761 (*movtf_internal): Rename to...
17762 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
17763 of "R" and use {,fp}{load,store} attributes instead of "multi".
17764 Use a separate define_split.
17765 (*movtf_mips16): New pattern.
17767 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17769 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
17770 * config/mips/mips.c (mips_expand_before_return): New function.
17771 (mips_expand_epilogue): Call it.
17772 * config/mips/mips.md (return): Turn into a define_expand.
17773 (*return): New insn.
17775 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17777 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
17778 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
17779 functions. Do not emit uses and clobbers of CONCATs; individually
17780 use and clobber their operands.
17781 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
17782 gen_clobber, emit_use and gen_use.
17783 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
17784 (expand_builtin_return): Likewise.
17785 * cfgbuild.c (count_basic_blocks): Likewise.
17786 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
17787 * explow.c (emit_stack_restore): Likewise.
17788 * expmed.c (extract_bit_field_1): Likewise.
17789 * expr.c (convert_move, emit_move_complex_parts): Likewise.
17790 (emit_move_multi_word, store_constructor): Likewise.
17791 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
17792 (thread_prologue_and_epilogue_insns): Likewise.
17793 * lower-subreg.c (resolve_simple_move): Likewise.
17794 * optabs.c (widen_operand, expand_binop): Likewise.
17795 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
17796 * reload.c (find_reloads): Likewise.
17797 * reload1.c (eliminate_regs_in_insn): Likewise.
17798 * stmt.c (expand_nl_goto_receiver): Likewise.
17799 * config/alpha/alpha.md (builtin_longjmp): Likewise.
17800 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
17801 * config/arm/arm.c (arm_load_pic_register): Likewise.
17802 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
17803 * config/arm/arm.md (untyped_return): Likewise.
17804 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
17805 * config/avr/avr.c (expand_prologue): Likewise.
17806 * config/bfin/bfin.c (do_unlink): Likewise.
17807 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
17808 * config/cris/cris.c (cris_expand_prologue): Likewise.
17809 * config/darwin.c (machopic_indirect_data_reference): Likewise.
17810 (machopic_legitimize_pic_address): Likewise.
17811 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
17812 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
17813 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
17814 (ix86_expand_convert_uns_didf_sse): Likewise.
17815 (ix86_expand_vector_init_general): Likewise.
17816 * config/ia64/ia64.md (eh_epilogue): Likewise.
17817 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
17818 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
17819 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
17820 (config/iq2000/iq2000.c): Likewise.
17821 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
17822 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
17823 (builtin_longjmp): Likewise.
17824 * config/mn10300/mn10300.md (call, call_value): Likewise.
17825 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
17826 * config/pdp11/pdp11.md (abshi2): Likewise.
17827 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
17828 * config/s390/s390.c (s390_emit_prologue): Likewise.
17829 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
17830 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
17831 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
17832 * config/sh/sh.c (prepare_move_operands): Likewise.
17833 (output_stack_adjust, sh_expand_epilogue): Likewise.
17834 (sh_set_return_address, sh_expand_t_scc): Likewise.
17835 * config/sparc/sparc.c (load_pic_register): Likewise.
17836 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
17837 * config/spu/spu.c (spu_expand_epilogue): Likewise.
17838 * config/v850/v850.c (expand_epilogue): Likewise.
17840 2008-05-31 Anatoly Sokolov <aesok@post.ru>
17842 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
17843 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
17844 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
17845 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
17846 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
17847 stack pointer register.
17848 (output_movhi): Remove code for interrupt specific writing to the
17849 stack pointer register.
17851 2008-05-31 Richard Guenther <rguenther@suse.de>
17853 PR tree-optimization/34244
17854 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
17855 (tree_expr_nonzero_warnv_p): Likewise.
17856 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17857 ssa_name_nonnegative_p.
17858 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
17859 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
17860 not tree_expr_nonzero_warnv_p.
17862 PR tree-optimization/36262
17864 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
17866 PR tree-optimization/34244
17867 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
17868 (record_numbers_of_iterations): New function.
17869 (execute_vrp): Cache the numbers of iterations of loops.
17870 * tree-scalar-evolution.c (scev_reset_except_niters):
17872 (scev_reset): Use scev_reset_except_niters.
17873 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
17875 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
17877 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17878 __WORKAROUND_RETS when appropriate.
17880 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17882 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
17883 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
17885 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
17886 *fop_df_comm_sse insn patterns using MODEF mode iterator.
17887 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
17888 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
17889 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
17890 *fop_df_1_mixed insn patterns using MODEF mode iterator.
17891 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
17892 *fop_df_1_sse insn patterns using MODEF mode iterator.
17893 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
17894 *fop_df_1_i387 insn patterns using MODEF mode iterator.
17895 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
17896 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
17897 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
17898 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
17899 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
17900 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
17901 (*fop_xf_4_i387): Use <MODE> for mode attribute.
17902 (*fop_xf_5_i387): Ditto.
17903 (*fop_xf_6_i387): Ditto.
17905 2008-05-30 Richard Guenther <rguenther@suse.de>
17907 * builtins.c (build_string_literal): Avoid generating
17908 a non-gimple_val result.
17910 2008-05-30 DJ Delorie <dj@redhat.com>
17912 * exec-tool.in: Use an environment variable (private) instead of a
17913 file (shared) as a semaphore, so as to not break parallel builds.
17915 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17917 * optabs.c (maybe_encapsulate_block): Remove.
17918 (emit_libcall_block): Adjust accordingly.
17919 * optabs.h (maybe_encapsulate_block): Remove prototype.
17921 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
17922 Don't use maybe_encapsulate_block.
17924 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17926 * config/rs6000/rs6000.c (rs6000_legitimize_address,
17927 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
17928 rtx is a SYMBOL_REF before calling get_pool_constant.
17930 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
17932 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
17934 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
17936 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
17937 rather than OS names to choose INO_T_EQ definition.
17938 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
17939 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
17941 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
17944 * config/darwin-f.c: New.
17945 * config/t-darwin: Added rule to build darwin-f.o.
17946 * config.gcc: Defined new variable, fortran_target_objs.
17947 (*-*-darwin*): Set fortran_target_objs.
17948 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
17949 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
17950 * configure: Regenerated.
17952 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
17955 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
17956 canonical type if needed.
17958 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
17960 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
17962 2008-05-29 Richard Guenther <rguenther@suse.de>
17964 PR tree-optimization/36343
17965 PR tree-optimization/36346
17966 PR tree-optimization/36347
17967 * tree-flow.h (clobber_what_p_points_to): Declare.
17968 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
17969 pointed-to variable is dereferenced is irrelevant to whether
17970 the pointer can access the pointed-to variable.
17971 (clobber_what_p_points_to): New function.
17972 * tree-ssa-alias.c (set_initial_properties): Use it.
17973 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
17974 call clobber check for NMTs.
17976 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17978 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
17979 for printing gcov_type.
17981 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17983 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
17984 and the eh region information.
17985 * value-prof.c (gimple_move_stmt_histograms): New function.
17986 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
17988 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
17990 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
17992 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17994 * value-prof.c (tree_ic_transform): Print counts.
17995 * tree-profile.c (tree_gen_ic_func_profiler):
17996 Clear __gcov_indreict_call_callee variable to avoid misattribution
17999 2008-05-28 Rafael Espíndola <espindola@google.com>
18001 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
18004 2008-05-28 Richard Guenther <rguenther@suse.de>
18006 PR tree-optimization/36339
18007 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
18008 and clobbering code out of the loop.
18010 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
18012 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
18015 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
18016 s390_contiguous_bitmask_p, s390_symref_operand_p,
18017 s390_check_symref_alignment, s390_reload_larl_operand,
18018 s390_reload_symref_address): New functions.
18019 (s390_branch_condition_mnemonic): Support compare and branch
18021 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
18022 and 'W' constraints.
18023 (s390_secondary_reload): Add secondary reloads for unaligned
18024 symbol refs or symbol refs to floating point or QI/TI mode
18026 (legitimate_address_p): Accept symbol references as addresses.
18027 (s390_expand_insv): Use rotate and insert selected bits
18028 instruction for insv when building for z10.
18029 (print_operand_address): Handle symbol ref addresses.
18030 (print_operand): Output modifier 'c' added for signed byte values.
18031 (s390_encode_section_info): Mark symbol refs with
18032 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
18034 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
18035 (length attribute): RRF, RRR have 4 byte length.
18036 (FPALL, INTALL): New mode iterators added.
18037 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
18038 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
18039 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
18040 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
18041 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
18042 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
18043 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
18044 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
18046 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
18047 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
18048 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
18049 reload<INTALL:mode><P:mode>_toreg_z10,
18050 reload<FPALL:mode><P:mode>_tomem_z10,
18051 reload<FPALL:mode><P:mode>_toreg_z10,
18052 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
18053 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
18054 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
18055 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
18057 (movmem, clrmem, cmpmem): New splitters added.
18059 * config/s390/predicates.md (larl_operand): Use
18060 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
18061 SYMBOL_REF_ALIGN1_P.
18062 (s390_signed_integer_comparison,
18063 s390_unsigned_integer_comparison): New predicates.
18065 * config/s390/s390-protos.h (s390_check_symref_alignment,
18066 s390_contiguous_bitmask_p, s390_reload_larl_operand,
18067 s390_reload_symref_address,
18068 s390_compare_and_branch_condition_mask): Prototypes added.
18070 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
18071 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
18072 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
18074 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
18076 * config/s390/s390.c (z10_cost): New cost function for z10.
18077 (s390_handle_arch_option, override_options): Support -march=z10 switch.
18078 (s390_issue_rate): Adjust issue rate for z10.
18079 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
18080 (processor_flags): Add PF_Z10.
18081 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
18082 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
18083 * gcc/config.gcc: Add z10.
18085 2008-05-28 Richard Guenther <rguenther@suse.de>
18087 PR tree-optimization/36291
18088 * tree-flow. h (struct gimple_df): Remove var_anns member.
18089 * tree-flow-inline.h (gimple_var_anns): Remove.
18090 (var_ann): Simplify.
18091 * tree-dfa.c (create_var_ann): Simplify.
18092 (remove_referenced_var): Clear alias info from var_anns of globals.
18093 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
18094 (delete_tree_ssa): Clear alias info from var_anns of globals.
18095 Do not free var_anns.
18096 (var_ann_eq): Remove.
18097 (var_ann_hash): Likewise.
18099 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
18101 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
18102 and loongson2f entries.
18103 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
18104 * config/mips/mips.h (processor_type): Add Loongson-2E
18105 and Loongson-2F entries.
18106 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
18107 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
18108 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
18109 * doc/invoke.texi (MIPS Options): Document loongson2e
18110 and loongson2f processor names.
18112 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
18116 * config/i386/i386.c (ix86_function_arg_boundary): Use
18117 alignment of canonical type.
18118 (ix86_expand_vector_move): Check unaligned memory access for
18121 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
18123 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
18124 Moved to the front of file.
18126 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
18127 H.J. Lu <hongjiu.lu@intel.com>
18129 * dwarf2out.c (current_fde): New.
18131 (lookup_cfa:): Likewise.
18132 (dwarf2out_end_epilogue): Likewise.
18133 (dwarf2out_note_section_used): Likewise.
18135 2008-05-27 Michael Matz <matz@suse.de>
18138 * c.opt (Wenum-compare): New warning option.
18139 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
18141 2008-05-27 Michael Matz <matz@suse.de>
18143 PR middle-end/36326
18144 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
18146 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
18147 into memory as tail calls.
18149 2008-05-27 Richard Guenther <rguenther@suse.de>
18151 PR tree-optimization/36339
18152 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
18153 pointers cause all addressable variables to be call clobbered.
18155 2008-05-27 Richard Guenther <rguenther@suse.de>
18157 PR tree-optimization/36245
18158 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
18160 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18162 * config/s390/s390.md: Replace all occurences of the 'm'
18163 constraint with 'RT'.
18165 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18167 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
18169 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
18171 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
18172 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
18173 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
18175 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18177 * reload.c (find_reloads): Skip alternatives according to the
18178 "enabled" attribute. Constify the constraint variable.
18179 * recog.c (get_attr_enabled): Add default implementation.
18180 (extract_insn): Set the alternative_enabled_p array
18181 in the recog_data struct.
18182 (preprocess_constraints, constrain_operands): Skip
18183 alternatives according to the "enabled" attribute
18184 * recog.h (struct recog_data): New field alternative_enabled_p.
18185 (skip_alternative): New inline function.
18186 * regclass.c (record_operand_costs): Check the "enabled" attribute.
18187 (record_reg_classes): Skip alternative according to the
18188 "enabled" attribute.
18190 * doc/md.texi: Add documention for the "enabled" attribute.
18192 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18194 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
18195 * postreload.c (reload_cse_simplify_operands): Replace 'm'
18196 constraint with TARGET_MEM_CONSTRAINT.
18197 * recog.c (asm_operand_ok, preprocess_constraints,
18198 constrain_operands): Likewise.
18199 * regclass.c (record_reg_classes): Likewise.
18200 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
18201 * reload1.c (maybe_fix_stack_asms): Likewise.
18202 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
18203 * recog.h: Adjust comment.
18204 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
18205 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
18206 * doc/md.texi: Add a note to description of 'm' constraint.
18207 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
18209 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
18211 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
18212 that the bitfield is of integral type before testing its precision.
18214 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18215 Sa Liu <saliu@de.ibm.com>
18217 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
18218 __modti3, __udivti3, __umodti3 and __udivmodti4.
18219 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
18220 that implement TImode mul and div functions.
18221 * config/spu/multi3.c: New. Implement __multi3.
18222 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
18223 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
18226 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
18228 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
18229 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
18230 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
18231 tls_sysv_suffix): New mode and mode attribute iterators.
18232 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
18233 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
18234 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
18235 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
18236 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
18239 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
18241 PR tree-optimization/36329
18242 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
18243 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
18244 * cgraphbuild.c (initialize_inline_failed): Use the latter
18245 macro in lieu of the former.
18246 * ipa-inline.c (cgraph_mark_inline): Likewise.
18247 (cgraph_decide_inlining_of_small_function): Likewise.
18248 (cgraph_decide_inlining): Likewise.
18249 (cgraph_decide_inlining_incrementally): Likewise.
18251 2008-05-26 Tristan Gingold <gingold@adacore.com>
18252 Anatoly Sokolov <aesok@post.ru>
18254 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
18255 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
18256 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
18257 optimization for 'avr6' architecture.
18259 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
18262 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
18264 2008-05-26 Richard Guenther <rguenther@suse.de>
18266 * tree-ssa-sccvn.c (expr_has_constants): Declare.
18267 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
18269 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
18271 PR middle-end/36253
18272 * caller-save.c (insert_restore): Verify alignment of spill space.
18273 (insert_save): Likewise.
18274 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
18275 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
18276 (STACK_SLOT_ALIGNMENT): Likewise.
18277 * function.c (LOCAL_ALIGNMENT): Removed.
18278 (get_stack_local_alignment): New.
18279 (assign_stack_local): Use it. Set alignment on stack slot.
18280 (assign_stack_temp_for_type): Use get_stack_local_alignment.
18281 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
18282 (STACK_SLOT_ALIGNMENT): New.
18283 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
18284 stack slot in XFmode.
18286 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
18288 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
18291 * config/i386/i386.md (allocate_stack_worker_64): Make sure
18292 argument operand in rax isn't removed.
18294 2008-05-26 Richard Guenther <rguenther@suse.de>
18296 PR middle-end/36300
18297 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
18298 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
18300 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18303 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
18305 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
18307 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
18308 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
18310 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18312 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
18313 build a trampoline if we don't want one.
18314 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
18315 return zero for nested functions if we don't want a trampoline.
18317 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18319 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
18321 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18324 * c.opt: Removed undocumented option '-lang-fortran'.
18325 * c-common.h: Removed global variable 'lang_fortran'.
18326 * c-opts.c (c_common_handle_option): Removed code to handle
18327 option '-lang-fortran'. Updated includes.
18328 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
18329 definition of '__GFORTRAN__'.
18330 (define__GNUC__): Reimplemented to use BASEVER and
18331 cpp_define_formatted.
18332 (builtin_define_with_value_n): Removed.
18333 * c-incpath.h: Renamed to ...
18334 * incpath.h: ... this.
18335 * c-incpath.c: Renamed to ...
18336 * incpath.c: ... this. Updated includes.
18337 * fix-header.c: Updated includes.
18338 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
18339 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
18340 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
18342 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18344 * tree.h: Update the table of flags used on tree nodes.
18345 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
18346 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
18347 (FORCED_LABEL): Add access check.
18348 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
18349 (ASM_INPUT_P): Likewise.
18350 (ASM_VOLATILE_P): Likewise.
18351 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
18352 (OMP_SECTION_LAST): Access private_flag directly.
18353 (OMP_RETURN_NOWAIT): Likewise.
18354 (OMP_PARALLEL_COMBINED): Likewise.
18355 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
18356 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
18357 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
18358 deprecated_flag directly.
18360 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
18362 * final.c (frame_pointer_needed): Removed.
18363 * flags.h (frame_pointer_needed): Likewise.
18365 * function.h (rtl_data): Add frame_pointer_needed.
18366 (frame_pointer_needed): New.
18368 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
18370 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
18372 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
18374 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
18377 2008-05-25 Alan Modra <amodra@bigpond.net.au>
18379 * c-common.c (strip_array_types): Move function to..
18381 (get_inner_array_type): Delete.
18382 * c-common.h (strip_array_types): Move declaration to..
18384 (get_inner_array_type): Delete.
18385 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
18386 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
18387 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
18388 * config/pa/pa.c (emit_move_sequence): Likewise.
18390 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
18392 * config/i386/i386.md (*sse_prologue_save_insn): Set length
18395 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
18397 * function.c: Include target hook for nonlocal_goto frame value.
18399 2008-05-24 Richard Guenther <rguenther@suse.de>
18401 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
18402 variable can be only accessed through a pointer or a union.
18404 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18406 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
18407 * doc/extend.texi: Likewise.
18409 2008-05-23 DJ Delorie <dj@redhat.com>
18411 * config/m32c/jump.md (untyped_call): Add.
18413 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
18414 for A24 to PSImode.
18415 (m32c_address_cost): Detail costs for indirect offsets.
18417 2008-05-23 Rafael Espíndola <espindola@google.com>
18419 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
18420 if a node is a SUBREG.
18421 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
18424 2008-05-23 Paul Brook <paul@codesourcery.com>
18425 Carlos O'Donell <carlos@codesourcery.com>
18427 * doc/extend.texi: Clarify use of __attribute__((naked)).
18428 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18429 * target.h (gcc_target): Add allocate_stack_slots_for_args.
18430 * function.c (use_register_for_decl): Use
18431 targetm.calls.allocate_stack_slots_for_args.
18432 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18433 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
18434 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
18436 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
18438 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
18440 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
18442 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
18443 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
18444 is only rounded once.
18446 2008-05-23 Richard Guenther <rguenther@suse.de>
18448 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
18450 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
18451 Jakub Jelinek <jakub@redhat.com>
18454 * configure.ac: Handle --enable-cld.
18455 * configure: Regenerated.
18456 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
18457 * config/i386/i386.h (struct machine_function): Add needs_cld field.
18458 (ix86_current_function_needs_cld): New define.
18459 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
18460 (cld): New isns pattern.
18461 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
18462 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
18463 * config/i386/i386.opt (mcld): New option.
18464 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
18465 TARGET_CLD and ix86_current_function_needs_cld.
18466 (override_options): Use -mcld by default for 32-bit code if
18469 * doc/install.texi (Options specification): Document --enable-cld.
18470 * doc/invoke.texi (Machine Dependent Options)
18471 [i386 and x86-64 Options]: Add -mcld option.
18472 (Intel 386 and AMD x86-64 Options): Document -mcld option.
18474 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
18475 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
18476 (return_in_memory_64): Likewise.
18477 (return_in_memory_ms_64): Likewise.
18479 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18481 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
18482 * builtins.c (fold_builtin_fpclassify): New.
18483 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
18484 * builtins.def (BUILT_IN_FPCLASSIFY): New.
18485 * c-common.c (handle_type_generic_attribute): Adjust to accept
18486 fixed arguments before an elipsis.
18487 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
18488 * doc/extend.texi: Document __builtin_fpclassify.
18490 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
18492 * omp-low.c (gate_expand_omp_ssa): Remove.
18493 (pass_expand_omp_ssa): Remove.
18494 (gate_expand_omp): Do not check for flag_openmp_ssa.
18495 * common.opt (-fopenmp-ssa): Remove.
18496 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
18498 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
18500 * config/sh/sh.opt (mfixed-range): New option.
18501 * config/sh/sh-protos.h (sh_fix_range): Declare.
18502 * config/sh/sh.c (sh_fix_range): New function.
18503 * config/sh/sh.h (sh_fixed_range_str): Declare.
18504 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
18506 * doc/invoke.texi (SH Options): Document -mfixed-range.
18508 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
18510 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
18511 it before the redeclaration.
18513 2008-05-22 Anatoly Sokolov <aesok@post.ru>
18515 * config/avr/avr.c (get_sequence_length): Add new function.
18516 (expand_prologue, expand_epilogue): Remove duplicate code.
18518 2008-05-22 Rafael Espíndola <espindola@google.com>
18520 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
18523 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
18525 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
18526 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
18528 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
18529 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
18530 (vect_update_misalignment_for_peel): Likewise.
18531 (vector_alignment_reachable_p): Likewise.
18532 * tree-vect-transform.c (vectorizable_load): Likewise.
18533 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
18534 (get_vectype_for_scalar_type): Pass mode of scalar_type
18535 to UNITS_PER_SIMD_WORD.
18537 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
18538 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
18539 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
18540 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
18541 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
18543 2008-05-22 Ira Rosen <irar@il.ibm.com>
18545 PR tree-optimization/36293
18546 * tree-vect-transform.c (vect_transform_strided_load): Don't check
18547 if the first load must be skipped because of a gap.
18549 2008-05-22 Richard Guenther <rguenther@suse.de>
18551 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
18552 more cases of offset disambiguation that is possible if
18553 strict-aliasing rules apply.
18554 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
18555 for basic offset and type-based disambiguation.
18557 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18559 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
18560 ix86_expand_vector_set on V16QImode for SSE4.1.
18562 2008-05-21 Tom Tromey <tromey@redhat.com>
18564 * c.opt (Wimport): Mark as undocumented.
18565 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
18567 (Warning Options): Likewise.
18568 * doc/cppopts.texi: Don't mention -Wimport.
18570 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
18572 PR tree-optimization/36287
18573 PR tree-optimization/36286
18574 * lambda-code.c (build_access_matrix): Do not use the loop->num
18575 for computing the number of induction variables: use the loop depth
18578 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
18581 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
18582 option -f(no-)leading-underscore.
18584 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18586 * config/i386/i386.c (ix86_expand_vector_init_general): Use
18587 GET_MODE_NUNITS (mode).
18589 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
18591 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
18592 (-mmulhw): Add 464 to description.
18593 (-mdlmzb): Likewise.
18594 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
18595 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
18597 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
18598 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
18599 * config/rs6000/rs6000.md: Update comments for 464.
18601 2008-05-21 Janis Johnson <janis187@us.ibm.com>
18603 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
18605 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18607 * config/i386/sse.md (vec_extractv4sf): Removed.
18608 (vec_extractv2df): Likewise.
18609 (vec_extractv2di): Likewise.
18610 (vec_extractv4si): Likewise.
18611 (vec_extractv8hi): Likewise.
18612 (vec_extractv16qi): Likewise.
18613 (vec_extract<mode>): New.
18615 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18617 * config/i386/sse.md (vec_setv4sf): Removed.
18618 (vec_setv2df): Likewise.
18619 (vec_setv2di): Likewise.
18620 (vec_setv4si): Likewise.
18621 (vec_setv8hi): Likewise.
18622 (vec_setv16qi): Likewise.
18623 (vec_set<mode>): New.
18625 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18627 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
18628 goto for vec_concat and vec_interleave.
18630 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18632 * config/i386/sse.md (vec_initv4sf): Removed.
18633 (vec_initv2df): Likewise.
18634 (vec_initv2di): Likewise.
18635 (vec_initv4si): Likewise.
18636 (vec_initv8hi): Likewise.
18637 (vec_initv16qi): Likewise.
18638 (vec_init<mode>): New.
18640 2008-05-21 Joseph Myers <joseph@codesourcery.com>
18642 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
18644 2008-05-21 Tom Tromey <tromey@redhat.com>
18646 * ggc-zone.c (lookup_page_table_if_allocated): New function.
18647 (zone_find_object_offset): Likewise.
18648 (gt_ggc_m_S): Likewise.
18649 (highest_bit): Likewise.
18650 * ggc-page.c (gt_ggc_m_S): New function.
18651 * stringpool.c (string_stack): Remove.
18652 (init_stringpool): Update.
18653 (ggc_alloc_string): Use ggc_alloc.
18654 (maybe_delete_ident): New function.
18655 (ggc_purge_stringpool): Likewise.
18656 (gt_ggc_m_S): Remove.
18657 * ggc-common.c (ggc_protect_identifiers): New global.
18658 (ggc_mark_roots): Call ggc_purge_stringpool. Use
18659 ggc_protect_identifiers.
18660 * ggc.h (ggc_protect_identifiers): Declare.
18661 (gt_ggc_m_S): Update.
18662 (ggc_purge_stringpool): Declare.
18663 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
18664 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
18666 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
18668 2008-05-21 David S. Miller <davem@davemloft.net>
18670 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
18673 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
18675 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
18678 2008-05-20 David Daney <ddaney@avtrex.com>
18680 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
18681 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
18682 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18683 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18684 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
18685 (atomic_hiqi_op): New define_code_iterator.
18686 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
18687 mips_expand_compare_and_swap_12.
18688 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
18689 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
18690 (sync_<optab><mode>, sync_old_<optab><mode>,
18691 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
18692 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
18693 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
18694 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
18695 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
18696 (test_and_set_12): New insn.
18697 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
18698 sync_new_<optab><mode>, sync_old_nand<mode>,
18699 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
18700 clobber to operand 0 for SI and DI mode insns.
18701 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
18702 mips_gen_fn_4): New typedefs.
18703 (mips_gen_fn_ptrs): Define new union type.
18704 (mips_expand_compare_and_swap_12): Remove declaration.
18705 (mips_expand_atomic_qihi): Declare function.
18706 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
18707 (mips_expand_atomic_qihi): ... this. Use new generator function
18709 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
18710 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
18711 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
18712 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
18713 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
18714 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
18715 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
18716 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
18717 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
18718 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
18721 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
18723 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
18726 2008-05-20 Anatoly Sokolov <aesok@post.ru>
18728 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
18729 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
18730 (avr_attribute_table): Add 'OS_main' function attribute.
18731 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
18732 functions with 'OS_main' attribute.
18734 2008-05-20 Richard Guenther <rguenther@suse.de>
18736 PR tree-optimization/35204
18737 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
18738 helper, split out from ...
18739 (DFS): ... here. Make the DFS walk non-recursive.
18741 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
18742 Jan Sjodin <jan.sjodin@amd.com>
18744 PR tree-optimization/36181
18745 * tree-parloops.c (loop_has_vector_phi_nodes): New.
18746 (parallelize_loops): Don't parallelize when the loop has vector
18749 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18750 Sebastian Pop <sebastian.pop@amd.com>
18752 * tree-loop-linear.c (gather_interchange_stats): Look in the access
18753 matrix, and never look at the tree representation of the memory
18755 (linear_transform_loops): Computes parameters and access matrices.
18756 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
18758 (access_matrix_get_index_for_parameter): New.
18759 * tree-data-ref.h (struct access_matrix): New.
18760 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
18761 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
18762 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
18763 am_vector_index_for_loop): New.
18764 (struct data_reference): Add field access_matrix.
18765 (DR_ACCESS_MATRIX): New.
18766 (compute_data_dependences_for_loop): Update declaration.
18767 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
18768 * lambda.h (lambda_vector_vec_p): Declared.
18769 * lambda-code.c: Depend on pointer-set.h.
18770 (lambda_collect_parameters_from_af, lambda_collect_parameters,
18771 av_for_af_base, av_for_af, build_access_matrix,
18772 lambda_compute_access_matrices): New.
18773 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
18775 2008-05-20 Joseph Myers <joseph@codesourcery.com>
18777 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
18778 $SOURCEDIR/include.
18780 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18781 Sebastian Pop <sebastian.pop@amd.com>
18783 PR tree-optimization/36206
18784 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
18786 (instantiate_scev_1): Rename flags to fold_conversions.
18787 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
18788 outeside instantiation_loop.
18789 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
18790 (evolution_function_is_affine_or_constant_p): Removed.
18791 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
18793 (analyze_siv_subscript): Pass in the loop nest number.
18794 Call evolution_function_is_affine_in_loop instead of
18795 evolution_function_is_affine_p.
18796 (analyze_overlapping_iterations): Pass in the loop nest number.
18798 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18799 Sebastian Pop <sebastian.pop@amd.com>
18801 PR tree-optimization/36206
18802 * tree-chrec.h (chrec_fold_op): New.
18803 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
18806 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
18808 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
18810 (remove_duplicates): Do not set inode on non-inode systems.
18813 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
18815 * config.gcc (tm_file): Update comments about relative pathnames.
18817 2008-05-20 Richard Guenther <rguenther@suse.de>
18819 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
18820 * tree-ssa-sccvn.c (process_scc): Likewise.
18821 * tree-ssa-sink.c (execute_sink_code): Likewise.
18822 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
18823 * tree-vrp.c (process_assert_insertions): Likewise.
18824 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18825 (perform_tree_ssa_dce): Likewise.
18826 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
18827 (dump_dominator_optimization_stats): Likewise.
18828 * tree-vectorizer.c (vectorize_loops): Likewise.
18830 2008-05-20 Richard Guenther <rguenther@suse.de>
18832 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
18834 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
18836 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
18837 (ix86_i386elf_return_in_memory): Likewise.
18838 (ix86_i386interix_return_in_memory): Likewise.
18839 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
18840 (SUBTARGET_RETURN_IN_MEMORY): New.
18841 * config/i386/i386elf.h: Likewise.
18842 * config/i386/ptx4-i.h: Likewise.
18843 * config/i386/sol2-10.h: Likewise.
18844 * config/i386/sysv4.h: Likewise.
18845 * config/i386/vx-common.h: Likewise.
18846 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
18847 * config/i386/i386.c (ix86_return_in_memory): Made static and
18848 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
18849 (ix86_i386elf_return_in_memory): Removed.
18850 (ix86_i386interix_return_in_memory): Removed.
18851 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
18852 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
18854 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
18856 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
18858 2008-05-19 Xinliang David Li <davidxl@google.com>
18860 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
18862 * common.opt: Ditto.
18863 * doc/invoke.texi: Ditto.
18865 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
18867 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
18868 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
18870 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18872 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
18873 sizes of operand array from 8/4 to 4/2.
18874 (ix86_expand_vector_init_general): Change size of operand array
18875 from 32 to 16. Remove op0, op1 and half_mode.
18877 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18879 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
18880 (ix86_expand_vector_init_interleave): Likewise.
18881 (ix86_expand_vector_init_general): Use them. Assert
18882 word_mode == SImode when n_words == 4.
18884 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
18886 * config/i386/i386.c (ix86_secondary_reload): New static function.
18887 (TARGET_SECONDARY_RELOAD): New define.
18888 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18889 * config/i386/i386.md (reload_outqi): Remove.
18891 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18893 PR middle-end/35509
18894 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
18895 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
18896 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
18897 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
18898 (fold_builtin_1): Likewise.
18899 * builtins.def (BUILT_IN_ISINF_SIGN): New.
18900 c-common.c (check_builtin_function_arguments): Handle
18901 BUILT_IN_ISINF_SIGN.
18902 * doc/extend.texi: Document __builtin_isinf_sign.
18903 * fold-const.c (operand_equal_p): Handle COND_EXPR.
18905 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
18907 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
18908 EH cleanup at the end of the pass, search for those that have been
18909 turned into forwarder blocks and do the cleanup on their successor.
18911 2008-05-18 Richard Guenther <rguenther@suse.de>
18913 * tree-cfg.c (verify_gimple_expr): Allow conversions from
18914 pointers to sizetype and vice versa.
18916 2008-05-18 Xinliang David Li <davidxl@google.com>
18918 * gcc/tree-ssa-dce.c: Coding style fix.
18919 (check_pow): Documentation comment.
18920 (check_log): Documenation comment. Coding style fix.
18921 (is_unnecessary_except_errno_call): Ditto.
18922 (gen_conditions_for_pow): Ditto.
18923 (gen_conditions_for_log): Ditto.
18924 (gen_shrink_wrap_conditions): Ditto.
18925 (shrink_wrap_one_built_in_calls): Ditto.
18926 * gcc/doc/invoke.texi: Better documentation string.
18927 * ChangeLog: Fix wrong change log entries from
18928 May 17 checkin on function call DCE.
18930 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
18932 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
18934 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
18936 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
18937 * df-problems.c (simulation routines): Fixed block comment to
18938 properly say how to add forwards scanning functions.
18940 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18942 * tree-inline.c (setup_one_parameter): Remove dead code.
18944 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18946 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
18947 a BIT_AND_EXPR only for an INTEGER_TYPE.
18949 2008-05-17 Xinliang David Li <davidxl@google.com>
18951 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
18952 (check_pow, check_log, is_unnecessary_except_errno_call): New
18953 functions to check for eliminating math functions that are pure
18954 except for setting errno.
18955 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
18956 general condition expressions for shrink-wrapping pow/log calls.
18957 (gen_shrink_wrap_conditions): Ditto.
18958 (shrink_wrap_one_built_in_call): Ditto.
18959 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
18960 (mark_operand_necessary): If debugging, output if OP is necessary.
18961 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
18963 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
18965 * gcc/common.opt: New user flag -ftree-builtin-dce.
18966 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
18968 2008-05-16 David S. Miller <davem@davemloft.net>
18970 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
18971 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18973 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
18976 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
18978 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18980 * ifcvt.c (dead_or_predicable): Rename
18981 df_simulate_one_insn_backwards to df_simulate_one_insn.
18982 * recog.c (peephole2_optimize): Ditto.
18983 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
18985 * df.h: Rename df_simulate_one_insn_backwards to
18986 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
18987 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
18988 scanning of defs and uses.
18989 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
18990 (df_simulate_one_insn_forwards): Removed.
18992 2008-05-16 Doug Kwan <dougkwan@google.com>
18994 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
18996 (real_from_string): Handle NaNs and Inf as approriate.
18998 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
19000 * doc/gty.texi (Source Files Containing Type Information): Note
19001 that headers should appear first in the gtfiles list.
19003 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19005 * tree.def (COND_EXEC): Properly documented this code.
19007 2008-05-16 Diego Novillo <dnovillo@google.com>
19009 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
19010 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
19013 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19015 * tree-ssa-dse (max_stmt_uid): Removed.
19016 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
19017 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
19018 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
19019 * function.h (cfun.last_stmt_uid): New field.
19020 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
19021 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
19023 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
19024 (create_stmt_ann): Initialize the ann->uid field.
19025 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
19027 * tree-flow.h (renumber_gimple_stmt_uids): New function.
19029 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
19031 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
19032 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
19033 (init_empty_tree_cfg): Call it.
19035 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19037 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
19040 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19042 * doc/invoke.text (-fdump-tree-*-verbose): New option.
19043 * tree-dump.c (dump_options): New verbose option.
19044 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
19046 * tree-pass.h (TDF_VERBOSE): New dump flag.
19047 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
19048 (tree-flow.h): Added include.
19049 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
19051 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
19053 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
19055 From Jie Zhang <jie.zhang@analog.com>
19056 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19057 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
19058 mcpu=bf561-none and mcpu=bf561-0.2.
19059 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19060 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
19061 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19062 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
19063 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
19064 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
19065 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
19067 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
19068 (cputype_selected): Remove.
19069 (bfin_handle_option): Don't use cputype_selected.
19070 (override_options): When no mcpu option, enable all workarounds.
19071 Don't use bfin_workarounds.
19072 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
19074 (DEFAULT_CPU_TYPE): Don't define.
19076 2008-05-16 Richard Guenther <rguenther@suse.de>
19078 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
19079 on deletion of the last stmt.
19081 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
19083 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
19084 V8HImode for SSE2 and V16QImode for SSE4.1.
19086 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
19088 * cgraph.h (compute_inline_parameters): Made public.
19089 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
19090 variable_generate_summary, function_write_summary,
19091 variable_write_summary, variable_read_summary. Added generate_summary,
19092 write_summary, read_summary.
19093 * cgraphunit.c (cgraph_process_new_functions): Changed call from
19094 pass_ipa_inline.function_generate_summary, to
19095 compute_inline_parameters.
19096 * ipa-inline.c (compute_inline_parameters): Made public and added
19098 (compute_inline_parameters_for_current): New function.
19099 (pass_inline_param): Now calls compute_inline_parameters_for_current.
19100 (inline_generate_summary): Removed parameter and made to loop over
19102 (pass_ipa_inline): Updated for new IPA_PASS structure.
19103 * passes.c (execute_ipa_summary_passes): Now is called once per
19104 pass rather than once per node*pass.
19106 2008-05-15 Anatoly Sokolov <aesok@post.ru>
19108 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
19109 avr_have_mul_p, avr_asm_only_p): Remove variables.
19110 (avr_override_options): Remove initialization of removed variables.
19111 (avr_file_start): Convert removed variables to fields of
19112 'struct base_arch_s *avr_current_arch'.
19113 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
19114 (AVR_HAVE_MUL): (Ditto.).
19115 (AVR_HAVE_MOVW): (Ditto.).
19116 (AVR_HAVE_LPMX): (Ditto.).
19117 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
19118 avr_asm_only_p): Remove declaration.
19120 2008-05-15 Diego Novillo <dnovillo@google.com>
19122 * config/arm/arm.c (arm_return_in_memory): Fix return type.
19123 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
19125 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
19127 PR middle-end/36194
19128 * combine.c (check_conversion): Rename back to check_promoted_subreg.
19129 Don't call record_truncated_value from here.
19130 (record_truncated_value): Turn it into a for_each_rtx callback.
19131 (record_truncated_values): New function.
19132 (combine_instructions): Call note_uses with record_truncated_values.
19133 Change name of check_conversion to check_promoted_subreg.
19135 2008-05-15 Janis Johnson <janis187@us.ibm.com>
19137 * doc/sourcebuild.texi: Document support for torture tests.
19139 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
19141 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
19142 to alternative 4 of operand 2.
19144 2008-05-15 Richard Guenther <rguenther@suse.de>
19146 * tree-pass.h (current_pass): Declare.
19147 (get_pass_for_id): Likewise.
19148 * passes.c (passes_by_id, passes_by_id_size): New globals.
19149 (set_pass_for_id): New function.
19150 (get_pass_for_id): Likewise.
19151 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
19152 (execute_function_todo): Flush per function statistics.
19153 * toplev.c (compile_file): Init statistics.
19154 (general_init): Do early statistics initialization.
19155 (finalize): Finish statistics.
19156 * statistics.h (statistics_early_init): Declare.
19157 (statistics_init): Likewise.
19158 (statistics_fini): Likewise.
19159 (statistics_fini_pass): Likewise.
19160 (statistics_counter_event): Likewise.
19161 (statistics_histogram_event): Likewise.
19162 * statistics.c: New file.
19163 * Makefile.in (OBJS-common): Add statistics.o.
19164 (statistics.o): Add dependencies.
19165 * doc/invoke.texi (-fdump-statistics): Document.
19167 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
19168 (insert): Likewise.
19169 (execute_pre): Use statistics_counter_event.
19170 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
19171 (substitute_and_fold): Increment it. Use statistics_counter_event.
19173 2008-05-15 Diego Novillo <dnovillo@google.com>
19175 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
19177 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
19178 * tree-ssa-alias.c (new_type_alias): Remove references to
19179 sub-variables from comment.
19180 * tree-ssa-operands.c (swap_tree_operands): Likewise.
19182 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
19184 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
19185 attribute to 1 only for insertps alternative.
19187 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19189 * config/bfin/bfin.md (loadbytes): New pattern.
19190 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
19191 (bfin_init_builtins): Initialize it.
19192 (bdesc_1arg): Add it.
19194 2008-05-15 Sa Liu <saliu@de.ibm.com>
19196 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
19197 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
19198 * testsuite/lib/target-supports.exp: Add
19199 check_effective_target_fortran_integer_16.
19201 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19203 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
19204 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
19205 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
19206 (TARGET_RETURN_IN_MEMORY): Define.
19208 2008-05-15 Richard Guenther <rguenther@suse.de>
19210 PR middle-end/36244
19211 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
19212 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
19213 represent unmodifiable vars.
19215 2008-05-15 Richard Guenther <rguenther@suse.de>
19217 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
19218 INDIRECT_REF and TARGET_MEM_REF.
19219 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
19222 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
19223 H.J. Lu <hongjiu.lu@intel.com>
19225 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
19226 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
19227 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
19228 insn alternatives. Add missing alternatives.
19229 (*vec_concatv2di_rex64_sse4_1): Likewise.
19230 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
19231 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
19232 Require TARGET_SSE.
19234 2008-05-15 Richard Guenther <rguenther@suse.de>
19236 PR tree-optimization/36009
19237 PR tree-optimization/36204
19238 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
19239 (determine_invariantness_stmt): Record the loop a store is
19240 always executed in.
19241 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
19244 2008-05-15 Richard Guenther <rguenther@suse.de>
19246 PR tree-optimization/34330
19247 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
19248 through the pointer will alias the SMT.
19250 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
19252 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
19254 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
19256 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
19258 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19259 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19261 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
19262 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
19263 (vashl_optab): New optab for vector/vector shifts.
19264 (vashr_optab): Ditto.
19265 (vlshr_optab): Ditto.
19266 (vrotl_optab): Ditto.
19267 (vrotr_optab): Ditto.
19268 (optab_subtype): New enum for optab_for_tree_code call.
19269 (optab_for_tree_code): Add enum optab_subtype argument.
19271 * optabs.c (optab_for_tree_code): Take an additional argument to
19272 distinguish between a vector shift by a scalar and vector shift by
19273 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
19274 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
19275 vector shift by a vector.
19276 (expand_widen_pattern_expr): Pass additional argument to
19277 optab_for_tree_code.
19279 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
19280 vrotl_optab, vrotr_optab.
19282 * expr.c (expand_expr_real_1): Update calls to
19283 optab_for_tree_code to distinguish between vector shifted by a
19284 scalar and vector shifted by a vector.
19285 * tree-vectorizer.c (supportable_widening_operation): Ditto.
19286 (supportable_narrowing_operation): Ditto.
19287 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
19288 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
19289 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
19290 (vect_create_epilog_for_reduction): Ditto.
19291 (vectorizable_reduction): Ditto.
19292 (vectorizable_operation): Ditto.
19293 (vect_strided_store_supported): Ditto.
19294 (vect_strided_load_supported): Ditto.
19295 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19296 * expmed.c (expand_shift): Ditto.
19298 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
19300 (ashr@var{m}3): Ditto.
19301 (vashl@var{m}3): Document new vector/vector shift standard name.
19302 (vashr@var{m}3): Ditto.
19303 (vlshr@var{m}3): Ditto.
19304 (vrotl@var{m}3): Ditto.
19305 (vrotr@var{m}3): Ditto.
19307 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
19308 (PPERM_INVERT): Ditto.
19309 (PPERM_REVERSE): Ditto.
19310 (PPERM_REV_INV): Ditto.
19311 (PPERM_ZERO): Ditto.
19312 (PPERM_ONES): Ditto.
19313 (PPERM_SIGN): Ditto.
19314 (PPERM_INV_SIGN): Ditto.
19315 (PPERM_SRC1): Ditto.
19316 (PPERM_SRC2): Ditto.
19318 * config/i386/sse.md (mulv2di3): Add SSE5 support.
19319 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
19320 allows a memory operand to be the value being added, and split it
19321 to improve vectorization.
19322 (sse5_pmacsdqh_mem): Ditto.
19323 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
19324 (sse5_mulv2div2di3_high): Ditto.
19325 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
19326 (vec_pack_trunc_v4si): Ditto.
19327 (vec_pack_trunc_v2di): Ditto.
19328 (sse5_pcmov_<mode>): Remove code that tried to use use
19329 andps/andnps instead of pcmov.
19330 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
19331 pmacsdqh instructions.
19332 (vec_widen_smult_lo_v4si): Ditto.
19334 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
19335 (PPERM_INVERT): Ditto.
19336 (PPERM_REVERSE): Ditto.
19337 (PPERM_REV_INV): Ditto.
19338 (PPERM_ZERO): Ditto.
19339 (PPERM_ONES): Ditto.
19340 (PPERM_SIGN): Ditto.
19341 (PPERM_INV_SIGN): Ditto.
19342 (PPERM_SRC1): Ditto.
19343 (PPERM_SRC2): Ditto.
19344 (ix86_expand_sse_movcc): Move the SSE5 test after the if
19346 (ix86_expand_int_vcond): If SSE5 generate all possible integer
19348 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
19349 says ignore whether the last reference is a memory operand.
19351 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19352 Paolo Bonzini <bonzini at gnu dot org>
19354 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
19357 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
19358 (vlshr<mode>3): Rename from vlshr<mode>3.
19359 (vashr<mode>3): Rename from vashr<mode>3.
19360 (mulv4sf3): Change the names of vector shift patterns.
19364 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
19367 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
19392 * config/spu/spu.md (v): New iterator macro to add v for vector types.
19393 (floatunssidf2_internal): Change vector/vector shift names.
19394 (floatunsdidf2_internal): Ditto.
19401 (vashl<mode>3): Rename from ashl<mode>3.
19402 (vashr<mode>3): Rename from ashr<mode>3.
19403 (vlshr<mode>3): Rename from lshr<mode>3.
19404 (vrotl<mode>3): Rename from rotl<mode>3.
19406 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19409 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
19410 multiply gives the wrong value when doing widening multiplies.
19411 (vec_widen_smult_lo_v4si): Ditto.
19413 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19415 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
19416 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
19417 emit_library_call_value.
19418 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
19419 * tree.h (ECF_LIBCALL_BLOCK): Removed.
19420 * calls.c (initialize_argument_information, precompute_arguments,
19421 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
19422 (precompute_arguments): Removed flags parameter.
19423 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
19425 2008-05-14 Richard Guenther <rguenther@suse.de>
19427 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
19428 Make sure to register the store if the use is a PHI_NODE.
19430 2008-05-14 Olivier Hainque <hainque@adacore.com>
19432 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
19433 memory if the component is to be referenced in BLKmode according
19434 to get_inner_reference.
19436 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
19438 * calls.c (emit_library_call_value_1): Restore code clearing
19439 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
19441 2008-05-14 Olivier Hainque <hainque@adacore.com>
19442 Nicolas Roche <roche@adacore.com>
19444 * configure.ac: Add support for a "gcc_subdir" variable in
19445 config-lang.in, to denote a subdirectory where the language/GCC
19446 integration files are to be found.
19447 * configure: Regenerate.
19449 2008-05-14 Ira Rosen <irar@il.ibm.com>
19451 PR tree-optimization/36098
19452 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
19453 value for the first load in the group in case of a gap.
19454 (vect_build_slp_tree): Check that there are no gaps in loads.
19456 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19458 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
19459 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
19460 expand_copysign_bit): Change call to emit_no_conflict_block to
19461 emit_insn and remove unneeded code to construct extra args.
19462 (emit_no_conflict_block): Removed.
19463 * optabls.h (emit_no_conflict_block): Removed.
19464 * cse.c (cse_extended_basic_block): Remove search for
19465 REG_NO_CONFLICT note.
19466 * global.c: Removed incorrect comment added in revision 117.
19467 * expr.c (convert_move): Change call to emit_no_conflict_block to
19469 * recog.c: Change comments so that they do not mention
19471 * local_alloc.c (combine_regs): Removed last parameter.
19472 (no_conflict_p): Removed.
19473 (block_alloc): Removed note, no_conflict_combined_regno and set
19474 local vars. Removed all code to process REG_NO_CONFLICT blocks.
19475 (combine_regs): Removed already_dead and code to look for
19476 REG_NO_CONFLICT notes.
19477 * lower_subreg (remove_retval_note): Removed code to look for
19478 REG_NO_CONFLICT block.
19479 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
19480 (resolve_clobber): Remove code to process libcalls that have
19481 REG_NO_CONFLICT notes.
19482 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
19484 * combine.c (can_combine_p, distribute_notes): Removed
19485 REG_NO_CONFLICT case.
19486 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
19488 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
19489 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
19491 * reg-notes.def (NO_CONFLICT): Removed.
19493 2008-05-14 David S. Miller <davem@davemloft.net>
19495 * config/sparc/sparc.c (sparc_profile_hook): If
19496 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
19497 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
19498 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
19500 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
19502 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
19504 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
19507 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
19508 and op1 expansion before vector concat to have less live pseudos.
19510 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
19512 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19513 ix86_expand_vector_set if supported.
19515 2008-05-13 Diego Novillo <dnovillo@google.com>
19516 Kenneth Zadeck <zadeck@naturalbridge.com>
19518 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
19520 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
19521 phinodes_print_statistics, init_ssanames, fini_ssanames,
19522 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
19523 release_ssa_name, release_defs, replace_ssa_name_symbol,
19524 ssanames_print_statistics): Move ...
19525 * tree-flow.h: ... here.
19526 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
19527 Use FN instead of cfun.
19528 (make_ssa_name_fn): Rename from make_ssa_name.
19529 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
19530 * tree-flow-inline.h (make_ssa_name): Move from
19531 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
19532 * omp-low.c (expand_omp_parallel):
19533 * tree-flow-inline.h (redirect_edge_var_map_result):
19534 * tree-ssa.c (init_tree_ssa): Add argument FN.
19535 Use it instead of cfun. Update all users.
19537 2008-05-13 Tom Tromey <tromey@redhat.com>
19539 PR preprocessor/22168:
19540 * doc/cpp.texi (Top): Update menu.
19541 (Alternatives to Wrapper #ifndef): New node.
19542 (Other Directives): Document deprecation.
19543 (Obsolete Features): Remove menu.
19544 (Assertions): Merge node into Obsolete Features.
19545 (Obsolete once-only headers): Move earlier; rename to Alternatives
19546 to Wrapper #ifndef.
19547 * doc/cppopts.texi: Update.
19548 * c.opt (Wdeprecated): Enable for C and ObjC.
19549 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
19550 (C++ Dialect Options): Move -Wno-deprecated from here to...
19551 (Warning Options): ... here.
19553 2008-05-13 Richard Guenther <rguenther@suse.de>
19555 PR middle-end/36227
19556 * fold-const.c (fold_sign_changed_comparison): Do not allow
19557 changes in pointer-ness.
19559 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19562 * config/sh/sh.c (sh_expand_prologue): Don't clear
19563 RTX_FRAME_RELATED_P for push insns.
19565 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
19567 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
19569 2008-05-12 Anatoly Sokolov <aesok@post.ru>
19571 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
19572 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
19573 Use 'machine->is_leaf' instead of 'leaf_func_p'.
19575 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
19577 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
19578 (*vec_concatv4sf_sse): This.
19579 (*sse2_concatv2si): Renamed to ...
19580 (*vec_concatv2si_sse2): This.
19581 (*sse1_concatv2si): Renamed to ...
19582 (*vec_concatv2si_sse): This.
19583 (*vec_concatv2di_rex): Renamed to ...
19584 (*vec_concatv2di_rex64): This.
19585 (*vec_concatv2si_sse4_1): New.
19586 (*vec_concatv2di_rex64_sse4_1): Likewise.
19588 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
19590 PR rtl-optimization/36111
19591 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
19592 that was created for swappable operands.
19594 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
19597 * Makefile.in: Substitute GNATMAKE and GNATBIND.
19598 * configure.ac: Add call to ACX_PROG_GNAT.
19600 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
19602 * optc-gen.awk: Fix comment typo.
19604 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
19606 * pretty-print.c (pp_integer_with_precision): Use
19607 HOST_LONG_LONG_FORMAT.
19609 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
19611 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
19613 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
19615 * config/i386/i386.c (bdesc_ptest): Removed.
19616 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
19617 (bdesc_args): Add __builtin_ia32_ptestz128,
19618 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
19619 (ix86_init_mmx_sse_builtins): Updated.
19620 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
19621 (ix86_expand_builtin): Updated.
19623 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
19625 * tree-cfg.c (valid_fixed_convert_types_p): New function.
19626 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
19628 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
19630 * value-prof.c (interesting_stringop_to_profile): Do not
19631 return early for BUILT_IN_MEMPCPY.
19633 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
19635 * calls.c (expand_call): Don't use callgraph to increase
19636 preferred_stack_boundary.
19638 * cgraph.h (cgraph_rtl_info): Use unsigned on
19639 preferred_incoming_stack_boundary.
19641 * final.c (rest_of_clean_state): Use unsigned on
19642 preferred_stack_boundary.
19644 2008-05-09 Tom Tromey <tromey@redhat.com>
19646 PR preprocessor/22231:
19647 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
19650 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
19652 PR tree-optimization/36129
19653 * tree-ssa-ccp.c: Include value-prof.h.
19654 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
19655 built-in function was folded to a constant.
19656 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
19658 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
19659 Sebastian Pop <sebastian.pop@amd.com>
19661 * tree-scalar-evolution.c: Document instantiate_scev.
19662 (instantiate_parameters_1): Renamed instantiate_scev_1.
19663 Don't use the same loop for instantiation_loop and evolution_loop.
19664 (instantiate_scev): New.
19665 (instantiate_parameters): Moved...
19666 (resolve_mixers): Update call to instantiate_scev_1 to pass the
19667 same loop twice. Maintains the semantics for this function.
19668 * tree-scalar-evolution.h (instantiate_scev): Declare.
19669 (instantiate_parameters): ...here. Now static inline.
19670 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
19671 instead of resolve_mixers.
19673 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
19675 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
19677 2008-05-09 Tomas Bily <tbily@suse.cz>
19679 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
19680 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
19681 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19682 * c-common.c (c_common_truthvalue_conversion): Likewise.
19683 * tree-object-size.c (compute_object_offset): Likewise.
19684 * tree-inline.c (estimate_num_insns_1): Likewise.
19685 * varasm.c (const_hash_1, compare_constant, copy_constant)
19686 (compute_reloc_for_constant, output_addressed_constants)
19687 (initializer_constant_valid_p): Likewise.
19688 * c-omp.c (check_omp_for_incr_expr): Likewise.
19689 * gimplify.c (gimplify_expr): Likewise.
19690 * c-typeck.c (c_finish_return): Likewise.
19691 * tree-vectorizer.c (supportable_widening_operation)
19692 (supportable_narrowing_operation): Likewise.
19693 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
19694 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
19695 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19696 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
19697 (descr_info_loc): Likewise.
19698 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19699 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
19700 (fold_unary): Likewise.
19701 * builtins.c (get_pointer_alignment): Likewise.
19702 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
19703 (instantiate_parameters_1): Likewise.
19704 * tree.c (expr_align, stabilize_reference): Likewise.
19705 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
19706 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19707 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
19708 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19709 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
19710 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
19712 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
19713 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
19714 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
19715 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
19716 (forward_propagate_comparison)
19717 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19718 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
19719 * emit-rtl.c (component_ref_for_mem_expr)
19720 (set_mem_attributes_minus_bitpos): Likewise.
19721 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
19722 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
19724 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
19725 (build_function_call, pointer_diff, build_compound_expr)
19726 (c_finish_return): Likewise.
19727 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
19728 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
19730 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
19731 * expr.c (is_aligning_offset): Likewise.
19732 * tree-ssa-alias.c (is_escape_site): Likewise.
19733 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
19734 (check_all_va_list_escapes): Likewise.
19735 * tree-ssa-loop-ivopts.c (determine_base_object)
19736 (determine_common_wider_type): Likewise.
19737 * dojump.c (do_jump): Likewise.
19738 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
19739 * tree-gimple.c (is_gimple_cast): Likewise.
19740 * fold-const.c (decode_field_reference)
19741 (fold_sign_changed_comparison, fold_unary, fold_comparison)
19742 (fold_binary): Likewise.
19743 * tree-ssa-alias-warnings.c (find_alias_site_helper)
19744 (already_warned_in_frontend_p): Likewise.
19745 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
19746 * tree.c (really_constant_p, get_unwidened): Likewise.
19747 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
19748 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
19749 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
19751 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
19753 (CONVERT_EXPR_P): Define.
19754 (CASE_CONVERT): Define.
19756 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
19758 PR middle-end/36117
19759 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
19760 (delete_unmarked_insns): When deleting a call, call
19761 delete_unreachable_blocks.
19762 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19763 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
19765 2008-05-08 Richard Guenther <rguenther@suse.de>
19767 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
19768 (-ftree-salias): Likewise.
19769 (salias-max-implicit-fields): Remove param documentation.
19770 (salias-max-array-elements): Likewise.
19771 * tree-pass.h (pass_create_structure_vars): Remove.
19772 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19773 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19774 * tree-ssa-alias.c (create_structure_vars): Remove.
19775 (gate_structure_vars): Likewise.
19776 (pass_create_structure_vars): Likewise.
19777 (gate_build_alias): Likewise.
19778 (pass_build_alias): Adjust to run always and dump the function.
19779 * common.opt (ftree-salias): Hide.
19780 * passes.c (init_optimization_passes): Remove
19781 pass_create_structure_vars, adjust comment.
19782 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19783 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19784 * opts.c (decode_options): Do not set flag_tree_salias.
19785 (common_handle_option): Add OPT_ftree_salias to the backward
19786 compatibility section.
19788 2008-05-08 Richard Guenther <rguenther@suse.de>
19790 * tree-flow-inline.h (var_can_have_subvars): Move ...
19791 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
19792 * tree-flow.h (var_can_have_subvars): Remove.
19793 (push_fields_onto_fieldstack): Remove.
19794 (sort_fieldstack): Likewise.
19795 (struct fieldoff): Move ...
19796 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
19797 alias_set and base_for_components fields.
19798 (sort_fieldstack): Make static.
19799 (push_fields_onto_fieldstack): Likewise. Remove code that
19800 handles anything but RECORD_TYPEs. Remove alias_set and
19801 base_for_components handling.
19802 (create_variable_info_for): Adjust.
19804 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
19806 * common.opt (Wframe-larger-than=): Shorten the help message
19808 * doc/invoke.texi (Wframe-larger-than=): Add more description.
19810 2008-05-08 Rafael Espíndola <espindola@google.com>
19812 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
19814 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
19815 trap and that both operands are gimple values.
19816 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
19817 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
19820 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19822 * read-rtl.c (join_c_conditions): Return the first string if the
19823 two strings are equal.
19825 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19827 * gensupport.h (pred_data): Add a "num_codes" field.
19828 (add_predicate_code): Declare.
19829 * gensupport.c (add_predicate_code): New function.
19830 (std_pred_table): Add an "allows_const_p" field.
19831 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
19832 Remove the (incomplete) list of such codes from the codes field.
19833 (init_predicate_table): Use add_predicate_code. Add all
19834 RTX_CONST_OBJs if allows_const_p is true.
19835 * genrecog.c (process_define_predicate): Use add_predicate_code.
19837 2008-05-08 David Daney <ddaney@avtrex.com>
19838 Richard Sandiford <rsandifo@nildram.co.uk>
19840 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
19841 special case of constant zero operands.
19842 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
19843 old and new values. Special case constant zero values.
19844 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
19846 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
19847 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
19849 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
19852 * simplify-rtx.c (simplify_plus_minus): Create CONST of
19853 similar RTX_CONST_OBJ before CONST_INT.
19855 2008-05-08 Steve Ellcey <sje@cup.hp.com>
19857 * stmt.c (expand_stack_restore): Change sa mode if needed.
19859 2008-05-08 Richard Guenther <rguenther@suse.de>
19861 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
19862 return type to bool.
19863 (ix86_sol10_return_in_memory): Likewise.
19864 (ix86_i386elf_return_in_memory): Likewise.
19865 (ix86_i386interix_return_in_memory): Likewise.
19866 * config/i386/i386.c (ix86_return_in_memory): Likewise.
19867 (ix86_sol10_return_in_memory): Likewise.
19868 (ix86_i386elf_return_in_memory): Likewise.
19869 (ix86_i386interix_return_in_memory): Likewise.
19871 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19874 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
19876 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
19877 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
19880 2008-05-08 Richard Guenther <rguenther@suse.de>
19882 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
19883 * tree-data-ref.h (struct dr_alias): Remove subvars field.
19884 (DR_SUBVARS): Remove.
19885 * tree-dfa.c (dump_subvars_for): Remove.
19886 (debug_subvars_for): Likewise.
19887 (dump_variable): Do not dump subvars.
19888 (remove_referenced_var): Do not remove subvars.
19889 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
19890 (lookup_subvars_for_var): Remove.
19891 (get_subvars_for_var): Likewise.
19892 (get_subvars_at): Likewise.
19893 (get_first_overlapping_subvar): Likewise.
19894 (overlap_subvar): Likewise.
19895 * tree-flow.h (subvar_t): Remove.
19896 (struct var_ann_d): Remove subvars field.
19897 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
19898 argument. Remove special handling of SFTs.
19899 (compute_tag_properties): Likewise.
19900 (set_initial_properties): Likewise.
19901 (compute_call_clobbered): Likewise.
19902 (count_mem_refs): Likewise.
19903 (compute_memory_partitions): Likewise.
19904 (compute_flow_insensitive_aliasing): Likewise.
19905 (setup_pointers_and_addressables): Likewise.
19906 (new_type_alias): Likewise.
19907 (struct used_part): Remove.
19908 (used_portions): Likewise.
19909 (struct used_part_map): Likewise.
19910 (used_part_map_eq): Likewise.
19911 (used_part_map_hash): Likewise.
19912 (free_used_part_map): Likewise.
19913 (up_lookup): Likewise.
19914 (up_insert): Likewise.
19915 (get_or_create_used_part_for): Likewise.
19916 (create_sft): Likewise.
19917 (create_overlap_variables_for): Likewise.
19918 (find_used_portions): Likewise.
19919 (create_structure_vars): Likewise.
19920 * tree.def (STRUCT_FIELD_TAG): Remove.
19921 * tree.h (MTAG_P): Adjust.
19922 (struct tree_memory_tag): Remove base_for_components and
19923 unpartitionable flags.
19924 (struct tree_struct_field_tag): Remove.
19925 (SFT_PARENT_VAR): Likewise.
19926 (SFT_OFFSET): Likewise.
19927 (SFT_SIZE): Likewise.
19928 (SFT_NONADDRESSABLE_P): Likewise.
19929 (SFT_ALIAS_SET): Likewise.
19930 (SFT_UNPARTITIONABLE_P): Likewise.
19931 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
19932 (union tree_node): Remove sft field.
19933 * alias.c (get_alias_set): Remove special handling of SFTs.
19934 * print-tree.c (print_node): Remove handling of SFTs.
19935 * tree-dump.c (dequeue_and_dump): Likewise.
19936 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
19937 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
19938 * tree-predcom.c (set_alias_info): Do not set subvars.
19939 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
19940 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
19941 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
19942 (add_vars_for_offset): Remove.
19943 (add_virtual_operand): Remove special handling of SFTs.
19944 (add_call_clobber_ops): Likewise.
19945 (add_call_read_ops): Likewise.
19946 (get_asm_expr_operands): Likewise.
19947 (get_modify_stmt_operands): Likewise.
19948 (get_expr_operands): Likewise.
19949 (add_to_addressable_set): Likewise.
19950 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
19951 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
19952 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
19953 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
19954 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
19955 (tree_node_structure): Likewise.
19956 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
19958 (find_what_p_points_to): Likewise.
19960 2008-05-08 Sa Liu <saliu@de.ibm.com>
19962 * config/spu/spu.md: Fixed subti3 pattern.
19964 2008-05-08 Richard Guenther <rguenther@suse.de>
19966 PR middle-end/36154
19967 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
19968 sure to create a representative for trailing arrays for PTA.
19970 2008-05-08 Richard Guenther <rguenther@suse.de>
19972 PR middle-end/36172
19973 * fold-const.c (operand_equal_p): Two objects which types
19974 differ in pointerness are not equal.
19976 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19978 * calls.c (compute_argument_block_size): Add argument tree fndecl.
19979 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
19980 (emit_library_call_value_1): Add new variable fndecl initialized by
19981 NULL_TREE. It should be the decl type of orgfun, but this information
19982 seems not to be available here, so it uses the default calling abi.
19983 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
19984 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
19985 by TARGET_RETURN_IN_MEMORY.
19986 * config/i386/i386-interix.h: Likewise.
19987 * config/i386/i386.h: Likewise.
19988 * config/i386/i386elf.h: Likewise.
19989 * config/i386/ptx4-i.h: Likewise.
19990 * config/i386/sol2-10.h: Likewise.
19991 * config/i386/sysv4.h: Likewise.
19992 * config/i386/vx-common.h: Likewise.
19993 * config/cris/cris.h: Removed #if 0 clause.
19994 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
19995 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
19997 (ix86_sol10_return_in_memory): Likewise.
19998 (ix86_i386elf_return_in_memory): New.
19999 (ix86_i386interix_return_in_memory): New.
20000 * config/mt/mt-protos.h (mt_return_in_memory): New.
20001 * config/mt/mt.c: Likewise.
20002 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
20003 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
20004 * config/bfin/bfin.h: Likewise.
20005 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
20007 * config/bfin/bfin.c: Likewise.
20008 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
20009 * config/alpha/unicosmk.h: Likewise.
20010 * config/i386/cygming.h: Likewise.
20011 * config/iq2000/iq2000.h: Likewise.
20012 * config/mips/mips.h: Likewise.
20013 * config/mn10300/mn10300.h: Likewise.
20014 * config/rs6000/rs6000.h: Likewise.
20015 * config/score/score.h: Likewise.
20016 * config/spu/spu.h: Likewise.
20017 * config/v850/v850.h: Likewise.
20018 * defaults.h: Likewise.
20019 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
20020 * expr.c (emit_block_move): Adjust use of
20021 OUTGOING_REG_PARM_STACK_SPACE.
20022 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
20023 OUTGOING_REG_PARM_STACK_SPACE.
20024 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
20026 2008-05-08 Jakub Jelinek <jakub@redhat.com>
20028 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
20029 on OMP_RETURN for OMP_FOR.
20032 * dwarf2out.c (dw_expand_expr, common_check): Removed.
20033 (fortran_common): New function.
20034 (gen_variable_die): Call fortran_common instead of common_check,
20035 adjust for it returning tree instead of rtx. Formatting.
20037 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
20041 * see.c (see_copy_insn): Copy new pure const attributes for new call.
20042 * c-decl.c (merge_decls): Ditto.
20043 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
20044 to RTL_CONST_OR_PURE_CALL_P.
20045 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
20046 Initialized DECL_LOOPING_CONST_PURE.
20047 (process_call_operands): Set tree_side_effects properly.
20048 * tree.h (TREE_READONLY_DECL_P): Removed.
20049 (DECL_IS_PURE): Renamed to DECL_PURE_P.
20050 (DECL_LOOPING_OR_CONST_P): New macro.
20051 (struct tree_function_decl): Added looping_const_or_pure_p.
20052 (ECF_*) Renumbered.
20053 (ECF_LOOPING_OR_CONST_P): New macro.
20054 * rtlanal.c (pure_const_p): Removed.
20055 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
20056 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
20057 to RTL_CONST_CALL_P.
20058 * ipa-pure-const.c (pure_const_state_e): Added looping field.
20059 (check_decl, check_tree, check_call, scan_function): Initialize
20061 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
20062 (static_execute): Set looping true for recursive functions.
20063 Undo setting state to IPA_NEITHER for recursive functions.
20064 * cse.c (cse_insn):
20065 * ifcvt.c (noce_can_store_speculate_p): Changed
20066 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
20067 RTL_CONST_OR_PURE_CALL_P.
20068 * dse.c (scan_insn): Ditto.
20069 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
20070 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
20071 RTL_CONST_OR_PURE_CALL_P.
20072 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
20073 pure_call_p to RTL_CONST_CALL_P.
20074 * gimplify.c (gimplify_call_expr): Clear side effects for
20075 non-looping pure and constant calls.
20076 * calls.c (emit_call_1): Set rtl flags from ecf flags.
20077 (flags_from_decl_or_type): Set ecf flags from decl flags.
20078 (initialize_argument_information): Turn off
20079 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
20080 Change const to pure if callee_copies is true rather than just
20082 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
20083 way of marking pure calls.
20084 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
20085 Remove hack that was supposed to fix pr7335 and remove old
20086 way of marking pure calls.
20087 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
20088 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
20089 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
20090 RTL_CONST_OR_PURE_CALL_P.
20091 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
20092 * loop-invariant.c (find_exits, find_invariant_bb): Changed
20093 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
20094 * sched-deps.c (schedule_analyze): Ditto.
20095 * rtl.h (struct rtx_def): Use call field, unchanging field, and
20096 return_val field of calls to represent pure and const function info.
20097 (CONST_OR_PURE_CALL_P): Deleted macro.
20098 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
20099 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
20100 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
20102 * tree-optimize.c (execute_fixup_cfg): Added test for
20103 ECF_LOOPING_CONST_OR_PURE.
20104 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
20106 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
20107 effects for looping pure or const calls.
20108 (verify_gimple_expr): Added verification code.
20109 * config/alpha/alpha.c (alpha_legitimize_address,
20110 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
20112 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
20113 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
20114 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
20115 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
20116 RTL_CONST_OR_PURE_CALL_P.
20117 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
20118 and const calls to be deleted.
20120 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
20123 * config/i386/mmx.md (mmx_subv2sf3): New expander.
20124 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
20125 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
20126 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20127 to handle nonimmediate operands.
20128 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
20129 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
20130 to handle nonimmediate operands.
20131 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
20132 (mmx_pmulhrwv4hi3): New expander. Use
20133 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20134 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
20135 (sse2_umulv1siv1di3): New expander. Use
20136 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20137 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
20138 (mmx_eq<mode>3): New expander. Use
20139 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20140 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
20141 (mmx_uavgv8qi3): New expander. Use
20142 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20143 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
20144 (mmx_uavgv4hi3): New expander. Use
20145 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20147 * config/i386/sse.md
20148 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
20149 to handle nonimmediate operands.
20150 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
20151 to handle nonimmediate operands.
20152 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
20153 to handle nonimmediate operands.
20154 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
20155 to handle nonimmediate operands.
20156 (sse2_unpckhpd_exp): New expander. Use
20157 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20158 (sse2_unpcklpd_exp): New expander. Use
20159 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20160 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
20161 to handle nonimmediate operands.
20162 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
20163 to handle nonimmediate operands.
20164 (*sse2_<plusminus_insn><mode>3): Rename from
20165 sse2_<plusminus_insn><mode>3 insn pattern.
20166 (sse2_<plusminus_insn><mode>3): New expander. Use
20167 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20168 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
20169 (sse2_umulv2siv2di3): New expander. Use
20170 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20171 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
20172 (sse4_1_mulv2siv2di3): New expander. Use
20173 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20174 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
20175 (sse2_pmaddwd): New expander. Use
20176 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20177 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
20178 (sse2_eq<mode>3): New expander. Use
20179 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20180 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
20181 (sse4_1_eqv2di3): New expander. Use
20182 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20183 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20184 (sse2_uavgv16qi3): New expander. Use
20185 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20186 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20187 (sse2_uavgv16qi3): New expander. Use
20188 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20189 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
20190 (sse2_uavgv8hi3): New expander. Use
20191 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20192 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
20193 (ssse3_pmulhrswv8hi3): New expander. Use
20194 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20195 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
20196 (ssse3_pmulhrswv4hi3): New expander. Use
20197 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20199 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
20200 (<sse>_vmmul<mode>3): Ditto.
20201 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
20203 (ssse3_pmaddubsw128): Use register_operand for operand 1.
20204 (ssse3_pmaddubsw): Ditto.
20206 * config/i386/i386.c (struct_builtin_description)
20207 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
20208 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
20209 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
20210 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
20211 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
20212 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
20213 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
20214 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
20215 (ix86_fixup_binary_operands): Assert that src1
20216 and src2 must have the same mode when swapped.
20217 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
20218 and ix86_binary_operator_ok. Do not force operands in registers
20221 2008-05-07 Jan Hubicka <jh@suse.cz>
20223 * cgraph.c (dump_cgraph_node): Update.
20224 * cgraph.h (cgraph_local_info): Break out inline summary.
20225 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
20227 * ipa-inline (inline_summary): New accestor function.
20228 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
20229 cgraph_decide_inlining, compute_inline_parameters): Update.
20230 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
20232 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
20234 Cleanup ColdFire scheduling support and add V4 pipeline model.
20236 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
20237 (define_attr cpu): Add cfv4 value.
20238 (define_attr type, define_attr type1): Merge into a single 'type'
20239 attribute. Update all uses.
20240 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
20241 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
20243 (define_attr opx_mem, define_attr opy_mem): Remove.
20244 (define_attr op_mem): Clean up, update comment.
20245 (define_attr size): Use specific values instead of general int.
20246 (define_attr guess, define_attr split): Remove. Update all uses.
20247 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
20248 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
20249 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
20250 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
20251 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
20252 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
20253 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
20254 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
20255 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
20256 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
20257 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
20258 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
20259 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
20260 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
20261 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
20262 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
20263 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
20264 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
20265 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
20266 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
20267 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
20268 Update or set attributes.
20269 (stack_tie): New fake instruction.
20271 * config/m68k/m68k.h (TUNE_CFV4): New macro.
20272 (m68k_sched_attr_size): Update declaration.
20273 (m68k_sched_attr_type2): Remove.
20274 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
20275 Declare new bypass predicates.
20277 * config/m68k/m68k.c (m68k_sched_issue_rate,
20278 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
20280 (TARGET_SCHED_ISSUE_RATE,
20281 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
20282 (override_options): Handle scheduling for ColdFire V4 core.
20283 (m68k_expand_prologue): Emit stack_tie.
20284 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
20285 'OP_TYPE_FPN'. Update all uses.
20286 (sched_guess_p): Remove.
20287 (sched_address_type): Handle symbolic addresses.
20288 (sched_get_operand): New static function.
20289 (sched_operand_type): Merge into sched_attr_op_type.
20290 (sched_attr_op_type): Handle FP registers, handle quick constants,
20292 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
20293 (m68k_sched_attr_size): Update. Move logic to ...
20294 (sched_get_attr_size_int): New static function.
20295 (sched_get_opxy_mem_type): New static function.
20296 (m68k_sched_attr_op_mem): Update.
20297 (m68k_sched_attr_type2): Remove.
20298 (sched_cfv4_bypass_data): New static variable.
20299 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
20300 (m68k_sched_issue_rate): Implement scheduler hook.
20301 (struct _sched_ib: enabled_p): New field.
20302 (m68k_sched_variable_issue): Update. Handle V4.
20303 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
20304 sched_dump_class_func_t, sched_dump_split_class,
20305 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
20306 sched_dump_dfa_class, m68k_sched_dump): Remove.
20307 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
20309 (m68k_sched_init_global): Remove statisctics dumping, introduce
20310 sanity check that all instructions have pipeline reservations. Handle
20312 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20313 Handle ColdFire V4 core.
20314 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
20315 New static functions.
20316 (m68k_sched_address_bypass_p): New bypass predicate.
20317 (sched_get_indexed_address_scale): New static function.
20318 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
20320 * cf.md: Update comments.
20321 (define_attr type2): Remove. Use 'type' attribute instead.
20323 (cf_ib): Rename to cfv123_ib. Update all uses.
20324 (cf_oep): Rename to cfv123_oep. Update all uses.
20325 (cf_chr): Rename to cfv123_chr. Update all uses.
20326 (cf_mem): Rename to cfv123_mem. Update all uses.
20327 (cf_mac): Move to more appropriate place.
20328 (cfv123_guess): New automaton and cpu_unit.
20329 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
20330 Update uses of 'size' attribute. Handle before reload scheduling.
20331 (cfv123_guess): New dummy reservation for unhandled instructions.
20332 (cfv4_*): Pipeline description of ColdFire V4 core.
20333 (ignore): New reservation to handle 'ignore' type.
20335 2008-05-07 Ian Lance Taylor <iant@google.com>
20337 PR middle-end/36013
20338 * gimplify.c (find_single_pointer_decl_1): Don't look through
20340 (find_single_pointer_decl): Adjust comments.
20342 2008-05-07 Jakub Jelinek <jakub@redhat.com>
20344 PR middle-end/36137
20345 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
20346 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
20348 PR middle-end/36106
20349 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
20350 integral type rather than floating point, then VIEW_CONVERT_EXPR
20351 to the floating point type.
20353 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
20355 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
20356 TFmode op0 to register.
20358 2008-05-07 Alan Modra <amodra@bigpond.net.au>
20360 * c-decl.c (grokdeclarator): Comment typo.
20362 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
20364 * tree-flow.h: Remove prototype for computed_goto_p.
20365 * tree-cfg.c (computed_goto_p): Make static.
20367 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
20370 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
20371 (contains_aligned_value_p): This. Handle _Decimal128.
20372 (ix86_function_arg_boundary): Only align _Decimal128 to its
20373 natural boundary and handle it properly.
20375 2008-05-06 Martin Jambor <mjambor@suse.cz>
20377 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
20378 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
20379 (ipcp_method_set_orig_node): Removed.
20380 (ipcp_cval_get_cvalue_type): Removed.
20381 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
20382 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
20383 (ipcp_cval_set_cvalue_type): Removed.
20384 (ipcp_cval_get_cvalue): Removed.
20385 (ipcp_cval_set_cvalue): Removed.
20386 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
20387 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
20388 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
20389 (ipcp_cval_meet): Renamed to ipa_lattice_meet
20390 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
20391 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
20392 (ipcp_get_ith_lattice): Changed parameters.
20393 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
20394 (ipcp_lattice_from_jfunc): Changed parameters.
20395 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
20396 (ipcp_method_cval_print): Added temporary variable info.
20397 (ipcp_redirect): Removed already unused local variable caller.
20398 (ipcp_redirect): New temporary variable orig_callee_info
20399 (ipcp_redirect): Removed newly unused local variable callee.
20400 (ipcp_redirect): Removed (a bit confusing) local variable type.
20401 (ipcp_insert_stage): Added local variable info.
20402 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
20404 (ipcp_formal_create): Removed.
20405 (ipcp_method_cval_set): Removed.
20406 (ipcp_propagate_stage): Renamed lattice variables.
20407 (ipcp_method_cval_set_cvalue_type): Removed.
20408 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
20409 (ipcp_print_all_lattices): Changed printed strings to refer to
20410 lattices rather than cvals.
20411 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
20412 (ipcp_propagate_const): Changed formal parameters.
20413 (build_const_val): Changed formal parameters.
20414 (ipcp_insert_stage): Removed useless variable cvalue
20415 (build_const_val): Changed formal parameters.
20416 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
20417 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
20418 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
20419 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
20420 (ipcp_print_func_profile_counts): Changed string from "method" to
20422 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
20423 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
20424 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
20425 (ipcp_structures_print): Renamed to ipcp_print_all_structures
20426 (ipcp_profile_print): Renamed to ipcp_print_profile_data
20427 (ipcp_lat_is_const): Changed parameters and made inline.
20428 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
20429 (ipcp_redirect): Renamed to ipcp_need_redirect_p
20430 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
20431 the predicate condition directly
20432 (ipcp_propagate_stage): Added local variable args. Removed local
20433 variable callee. (Both are mere code simplifications.)
20434 (ipcp_method_dont_insert_const): Renamed to
20435 ipcp_node_not_modifiable_p.
20436 (ipcp_node_not_modifiable_p): Made inline.
20437 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
20438 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
20439 (ipcp_print_all_lattices): Removed variable cvalue
20440 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
20443 2008-05-06 Olivier Hainque <hainque@adacore.com>
20445 * tree-sra.c (try_instantiate_multiple_fields): Early return
20446 if field has POINTER_TYPE.
20448 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
20450 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
20451 by using 'q' specifier for instruction.
20452 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
20454 2008-05-06 Anatoly Sokolov <aesok@post.ru>
20456 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20457 Change mode of zero_extract from QImode to HImode.
20458 (sign bit tests peepholes): (Ditto.).
20460 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
20462 * config/i386/mmx.md: Remove double backslashes from asm templates.
20463 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
20464 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20465 to handle nonimmediate operands.
20466 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
20467 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20468 to handle nonimmediate operands.
20469 (*mmx_<code>v2sf3_finite): New insn pattern.
20470 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
20471 (mmx_<code>v2sf3): New expander. Use
20472 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20473 (mmx_<plusminus_insn><mode>3): New expander. Use
20474 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20475 (*mmx_<plusminus_insn><mode>3): New insn pattern.
20476 (mmx_add<mode>3): Removed.
20477 (mmx_ssadd<mode>3): Ditto.
20478 (mmx_usadd<mode>3): Ditto.
20479 (mmx_sub<mode>3): Ditto.
20480 (mmx_sssub<mode>3): Ditto.
20481 (mmx_ussub<mode>3): Ditto.
20482 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
20483 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
20484 to handle nonimmediate operands.
20485 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
20487 (mmx_smulv4hi3_highpart): New expander. Use
20488 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20489 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
20491 (mmx_umulv4hi3_highpart): New expander. Use
20492 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20493 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
20494 (mmx_<code>v4hi3): New expander. Use
20495 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20496 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
20497 (mmx_<code>v8qi3): New expander. Use
20498 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20499 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
20500 (mmx_<code><mode>3): New expander. Use
20501 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20503 2008-05-05 Jan Hubicka <jh@suse.cz>
20505 PR tree-optimization/36118
20506 * passes.c (pass_init_dump_file): Fix dump header.
20508 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20510 PR middle-end/36141
20511 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
20512 VCE for function decls.
20514 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20516 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
20518 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20520 * config/i386/i386.md (sat_plusminus): New.
20521 (plusminus_insn): Likewise.
20522 (plusminus_mnemonic): Likewise.
20524 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
20525 (*<addsub><mode>3_cc_overflow): Renamed to ...
20526 (*<plusminus_insn><mode>3_cc_overflow): This.
20527 (*<addsub>si3_zext_cc_overflow): Renamed to ...
20528 (*<plusminus_insn>si3_zext_cc_overflow): This.
20530 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
20531 (<plusminus_insn><mode>3): This.
20532 (*<addsub><mode>3): Renamed to ...
20533 (*<plusminus_insn><mode>3): This.
20534 (<sse>_vm<addsub><mode>3): Renamed to ...
20535 (<sse>_vm<plusminus_insn><mode>3): This.
20536 (sse3_h<addsub>v4sf3): Renamed to ...
20537 (sse3_h<plusminus_insn>v4sf3): This.
20538 (sse3_h<addsub>v2df3): Renamed to ...
20539 (sse3_h<plusminus_insn>v2df3): This.
20540 (<plusminus_insn><mode>3): New.
20541 (*<plusminus_insn><mode>3): Likewise.
20542 (sse2_<plusminus_insn><mode>3): Likewise.
20543 (add<mode>): Removed.
20544 (*add<mode>3): Likewise.
20545 (sse2_ssadd<mode>3): Likewise.
20546 (sse2_usadd<mode>3): Likewise.
20547 (sub<mode>3): Likewise.
20548 (*sub<mode>3): Likewise.
20549 (sse2_sssub<mode>3): Likewise.
20550 (sse2_ussub<mode>3): Likewise.
20552 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
20554 * gthr-single.h: Add in required interface elements as per gthr.h.
20555 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
20556 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
20557 Generalize UNUSED macro.
20558 (__gthread_once): Add.
20559 (__gthread_key_create): Add.
20560 (__gthread_key_delete): Add.
20561 (__gthread_getspecific): Add.
20562 (__gthread_setspecific): Add.
20564 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
20566 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
20567 the same size types for the indirect reference on the rhs, then
20570 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
20572 * config/i386/i386.md
20573 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
20574 one insn template instead of template series.
20575 (*xordi_1_rex64): Ditto.
20576 (*xordi_2_rex64): Ditto.
20578 2008-05-05 Ira Rosen <irar@il.ibm.com>
20580 PR tree-optimization/36119
20581 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
20584 2008-06-04 Jan Hubicka <jh@suse.cz>
20586 tree-optimization/36100
20587 * tree-pass.h (pass_O0_always_inline): Declare.
20588 * ipa-inline.c (inline_transform): Remove dead code.
20589 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
20590 pass_O0_always_inline): New.
20591 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
20593 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
20595 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
20596 mnemonic in this_param move for TARGET_64BIT.
20598 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
20600 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
20601 (*strmovsi_rex_1): Ditto.
20602 (*strsetsi_1): Ditto.
20603 (*strsetsi_rex_1): Ditto.
20605 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
20606 adddicc expanders using SWI mode iterator.
20608 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
20611 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
20614 2008-05-04 David S. Miller <davem@davemloft.net>
20616 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
20617 (sparc*-*-linux*): Use linux.h in tm_file.
20618 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
20619 compiler defaulting to 32-bit.
20620 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
20622 * config/sparc/linux.h: Remove definitions now obtained
20623 properly from linux.h
20624 * config/sparc/linux64.h: Likewise.
20625 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
20626 don't want this setting for 32-bit builds in a biarch compiler.
20627 * doc/install.texi: Add sparc-linux to list of targets
20628 supporting --enable-targets=all.
20630 2008-05-03 Andrew Pinski <pinskia@gmail.com>
20632 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
20634 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
20636 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
20637 after V4SI_FTYPE_V8HI.
20638 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
20639 case V4SI_FTYPE_V2DF.
20641 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
20643 * doc/invoke.texi (max-flow-memory-locations): Removed.
20644 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
20646 2008-05-03 Richard Guenther <rguenther@suse.de>
20648 PR middle-end/34973
20649 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
20651 2008-05-02 David S. Miller <davem@davemloft.net>
20653 * config.gcc (need_64bit_hwint): Document libcpp dependency.
20655 2008-05-02 Simon Baldwin <simonb@google.com>
20658 * c-common.h (warn_array_subscript_range): Removed.
20659 * c-common.c (warn_array_subscript_range): Ditto.
20660 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
20661 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
20663 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20665 * config/i386/i386.c (ix86_special_builtin_type): New.
20666 (bdesc_special_args): Likewise.
20667 (ix86_expand_special_args_builtin): Likewise.
20668 (ix86_init_mmx_sse_builtins): Updated.
20669 (ix86_expand_builtin): Updated.
20670 (ix86_expand_store_builtin): Removed.
20671 (ix86_expand_unop_builtin): Likewise.
20673 * config/i386/mm3dnow.h (__v2sf): Moved to ...
20674 * config/i386/mmintrin.h (__v2sf): Here.
20676 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
20678 (_mm_loadl_pi): Likewise.
20679 (_mm_storeh_pi): Replace __v2si with __v2sf.
20680 (_mm_storel_pi): Likewise.
20682 * doc/extend.texi: Correct __builtin_ia32_loadhps,
20683 __builtin_ia32_loadlps, __builtin_ia32_storehps,
20684 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
20685 __builtin_ia32_loadlpd.
20687 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20689 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
20690 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
20691 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
20692 (ix86_init_mmx_sse_builtins): Updated.
20693 (ix86_expand_args_builtin): Likewise.
20694 (ix86_expand_builtin): Likewise.
20695 (ix86_expand_unop1_builtin): Renamed to ...
20696 (ix86_expand_unop_vec_merge_builtin): This.
20698 2008-05-01 Jan Hubicka <jh@suse.cz>
20701 * ipa-inline.c (inline_generate_summary): Make static.
20702 (inline_transform): Do not call inlining at -O0; make static.
20703 * passes.c (execute_todo): Add sanity check.
20704 (execute_one_ipa_transform_pass): Execute proper flags.
20706 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
20708 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
20709 (DECL_NONADDRESSABLE_P): Likewise.
20710 * alias.c (record_component_aliases): Fix comment.
20712 2008-05-01 Simon Baldwin <simonb@google.com>
20714 * c-common.h (warn_array_subscript_range): New function.
20715 * c-common.c (warn_array_subscript_range): Ditto.
20716 * tree-vrp.c (check_array_ref): Corrected code to agree with
20717 comment, ignoring only arrays of size 0 or size 1.
20718 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
20720 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20722 * config/i386/i386.c (ix86_builtin_type): Replace
20723 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
20724 (bdesc_args): Updated.
20725 (ix86_init_mmx_sse_builtins): Likewise.
20726 (ix86_expand_args_builtin): Likewise.
20728 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
20731 * doc/extend.texi: Correct __builtin_ia32_palignr.
20733 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20736 * config/i386/i386.c (bdesc_crc32): Removed.
20737 (ix86_expand_crc32): Likewise.
20738 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
20739 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
20740 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
20741 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
20742 UINT_FTYPE_UINT_UCHAR.
20743 (bdesc_args): Updated. Add crc32 builtins.
20744 (ix86_init_mmx_sse_builtins): Updated.
20745 (ix86_expand_args_builtin): Updated to support subreg.
20747 * doc/extend.texi: Correct __builtin_ia32_crc32di.
20749 2008-05-01 Jan Hubicka <jh@suse.cz>
20751 * tree-pass.h (opt_pass): Add IPA_PASS.
20752 (varpool_node, cgraph_node): Forward declare.
20753 (ipa_opt_pass): Define.
20754 (pass_ipa_inline): Turn into ipa_opt_pass.
20755 (pass_apply_inline): Remove.
20756 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
20757 (apply_inline): Turn into ....
20758 (inline_transform): ... this one.
20759 (inline_generate_summary): New function.
20760 (pass_apply_inline): Remove.
20761 * function.h (ipa_opt_pass): Forward declare structure; typedef;
20763 (struct function): Add ipa_transforms_to_apply.
20764 * passes.c (register_one_dump_file): Work on IPA_PASS.
20765 (init_optimization_passes): Remove pass_inline_parameters and
20767 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
20768 (execute_one_pass) ... here; apply transforms when possible.
20769 (add_ipa_transform_pass, execute_ipa_summary_asses,
20770 execute_one_ipa_transform_pass): New.
20771 (execute_ipa_pass_list): Update for IPA_PASS type.
20773 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20775 * config/i386/i386.c (ix86_builtin_type): Add
20776 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
20777 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
20778 (bdesc_args): Add SSE4a builtins.
20779 (ix86_init_mmx_sse_builtins): Updated.
20780 (ix86_expand_args_builtin): Likewise.
20781 (ix86_expand_builtin): Likewise.
20783 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20785 * config/i386/i386.c (ix86_builtin_type): Add
20786 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
20787 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
20788 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
20789 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
20790 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
20791 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
20792 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
20793 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
20794 and DI_FTYPE_DI_DI_INT.
20795 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
20796 (ix86_init_mmx_sse_builtins): Updated.
20797 (ix86_expand_args_builtin): Likewise.
20798 (ix86_expand_builtin): Likewise.
20799 (ix86_expand_binop_imm_builtin): Removed.
20801 * doc/extend.texi: Correct __builtin_ia32_palignr128.
20803 2008-04-30 Richard Guenther <rguenther@suse.de>
20805 PR tree-optimization/32921
20806 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
20808 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
20810 * config/arm/arm.c (arm_unwind_emit): Use
20811 crtl->all_throwers_are_sibcalls instead of
20812 cfun->all_throwers_are_sibcalls.
20813 (arm_output_fn_unwind): Likewise.
20814 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
20815 instead of cfun->uses_pic_offset_table.
20816 (frv_expand_prologue): Likewise.
20817 (frv_frame_pointer_required): Likewise.
20818 (frv_expand_fdpic_call): Likewise.
20819 (frv_emit_movsi): Likewise.
20820 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
20821 cfun->returns_pcc_struct instead of
20822 current_function_returns_pcc_struct.
20823 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
20824 instead of cfun->calls_eh_return.
20825 (m32c_pushm_popm): Likewise.
20826 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
20827 "extern" declaration.
20829 2008-04-30 Richard Guenther <rguenther@suse.de>
20831 PR tree-optimization/21636
20832 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
20834 (evaluate_stmt): Print the likely value.
20835 (ccp_visit_stmt): Avoid excessive vertical spacing.
20837 2008-04-30 Rafael Espíndola <espindola@google.com>
20839 * builtins.c (fold_call_expr): Return realret.
20840 * tree-ssa-threadedge.c
20841 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20842 __builtin_object_size.
20844 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
20846 * gcc.c (wrapper_string): New variable.
20847 (insert_wrapper): New function.
20848 (execute): New option -wrapper.
20849 * doc/invoke.texi (Overall Options): New driver option -wrapper.
20851 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
20853 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
20854 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
20855 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
20857 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
20858 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
20859 config/rs6000/e500crtres64gprctr.asm,
20860 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
20861 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
20862 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
20863 config/rs6000/e500crtsav64gprctr.asm,
20864 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
20865 config/rs6000/e500crtsavg64gprctr.asm: New files.
20866 * config/rs6000/t-ppccomm: Add build rules for new files.
20867 (LIB2FUNCS_STATIC_EXTRA): Add new files.
20868 * config/rs6000/t-netbsd: Add build rules for new files.
20869 (LIB2FUNCS_STATIC_EXTRA): New variable.
20870 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
20871 (CRTSAVRES_DEFAULT_SPEC): Likewise.
20872 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
20874 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
20876 * config/i386/i386.c (ix86_builtin_type): Add
20877 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
20878 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
20879 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
20880 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
20881 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
20882 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
20883 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
20884 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
20885 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
20886 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
20887 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
20888 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
20889 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
20890 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
20891 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
20892 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
20893 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
20894 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
20895 V1DI_FTYPE_V2SI_V2SI.
20896 (bdesc_2arg): Moved to ...
20897 (bdesc_args): Here.
20898 (ix86_init_mmx_sse_builtins): Updated.
20899 (ix86_expand_args_builtin): Updated. Take a pointer
20900 to const struct builtin_description. Handle comparison
20902 (ix86_expand_sse_compare): Take a new argument for swapping operands.
20903 (ix86_expand_builtin): Updated.
20905 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
20906 (ssse3_pmaddubsw128): This.
20907 (ssse3_pmaddubswv4hi3): Renamed to ...
20908 (ssse3_pmaddubsw): This.
20910 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
20911 (__builtin_ia32_packssdw128): Likewise.
20912 (__builtin_ia32_packuswb128): Likewise.
20913 (__builtin_ia32_pmaddubsw): Likewise.
20914 (__builtin_ia32_pmaddubsw128): Likewise.
20916 2008-04-30 Richard Guenther <rguenther@suse.de>
20918 PR tree-optimization/14847
20919 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
20920 (recognize_bits_test): Use it.
20921 (recognize_single_bit_test): Likewise.
20923 2008-04-30 Martin Jambor <mjambor@suse.cz>
20925 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
20926 instead of setting number of formal parameters to zero.
20927 (ipcp_init_stage): Do not set the number of actual parameters to zero
20929 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
20930 which are called with variable number of arguments.
20931 (ipcp_insert_stage): Explicitely skipping all nodes which are
20932 called with variable number of arguments.
20933 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
20934 number of parameters.
20936 * ipa-prop.h (struct ipa_node_params): Added flag
20937 called_with_var_arguments
20938 (ipa_set_param_count): Added. Changed sole setter to use it.
20939 (ipa_get_param_count): Added. All readers of param_count
20940 converted to use it instead.
20941 (ipa_set_called_with_variable_arg): Added.
20942 (ipa_is_called_with_var_arguments): Added.
20943 (ipa_get_ith_param): Added. All readers of param_decls converted
20945 (ipa_set_cs_argument_count): Added, sole writer to argument_count
20947 (ipa_get_cs_argument_count): Added, all readers of argument_count
20949 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
20952 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
20953 (struct ipcp_lattice): Renamed cval_type to type
20954 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
20956 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
20957 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
20958 (ipcp_insert_stage): Changed the type of variable cvalue to tree
20959 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
20960 (build_const_val): Changed the type of parameter cvalue to tree
20961 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
20962 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
20964 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
20967 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
20968 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
20969 (ipa_add_method): Renamed to ipa_push_func_to_list
20970 (ipa_remove_method): Renamed to ipa_pop_func_from_list
20971 (ipa_callsite_param_count): Removed.
20972 (ipa_callsite_param_count_set): Removed.
20973 (ipa_callsite_param): Removed.
20974 (ipa_callsite_callee): Removed.
20975 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
20976 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
20977 (ipa_method_formal_count): Removed.
20978 (ipa_method_formal_count_set): Removed.
20979 (ipa_method_get_tree): Removed.
20980 (ipa_method_tree_map_create): Removed.
20981 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
20982 (ipa_create_param_decls_array): Creates the array itself
20983 (ipa_create_param_decls_array): Temporary variable info instead of
20984 a few dereferences.
20985 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
20986 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
20987 (get_type): Removed.
20988 (ipa_jf_get_info_type): Removed.
20989 (ipa_node_create): Renamed to ipa_create_node_params
20990 (ipa_free): Renamed to ipa_free_all_node_params
20991 (ipa_nodes_create): Renamed to ipa_create_all_node_params
20992 (ipa_edges_create): Renamed to ipa_create_all_edge_args
20993 (ipa_edges_free): Renamed to ipa_free_all_edge_args
20994 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
20995 (ipa_free_all_node_params): Deallocation to jump_functions moved to
20996 ipa_free_all_edge_args
20997 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
20998 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
20999 (ipa_create_methodlist_node): Removed.
21000 (ipa_methodlist_method): Removed.
21001 (ipa_methodlist_method_set): Removed.
21002 (ipa_methodlist_next_method): Removed.
21003 (ipa_methodlist_next_method_set): Removed.
21004 (ipa_method_is_modified): Removed.
21005 (ipa_method_modify_create): Removed.
21006 (ipa_method_modify_init): Temporary variable info instead of a few
21008 (ipa_detect_param_modifications): Temporary variable info instead of
21009 a few dereferences.
21010 (ipa_compute_jump_functions): Temporary variable info instead of
21011 a few dereferences.
21012 (ipa_method_modify_set): Removed.
21013 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
21014 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
21015 than craph_node as the first parameter.
21016 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
21017 (ipa_method_modify_init): Removed.
21018 (ipa_compute_jump_functions): Added a temp variable instead of
21019 repeatadly dereferencing the cgraph_edge.aux pointer
21020 (ipa_callsite_param_set_type): Removed.
21021 (ipa_compute_jump_functions): i renamed to index and moved to
21023 (ipa_callsite_param_set_info_type_formal): Removed.
21024 (ipa_callsite_param_set_info_type): Removed.
21025 (ipa_callsite_param_map_create): Removed.
21026 (ipa_callsite_tree): Removed.
21027 (ipa_callsite_caller): Removed.
21028 (ipa_pop_func_from_list): return_method removed to return_func
21030 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
21031 prefixed all values with IPA_. Changed all users.
21032 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
21033 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
21034 and FORMAL_IPATYPE IPA_PASS_THROUGH.
21035 (union parameter_info): Renamed to jump_func_value.
21036 (union jump_func_value): Renamed value to constant
21037 (struct ipa_jump_func): Renamed info_type to value
21038 (struct ipa_node): Renamed to ipa_node_params
21039 (struct ipa_node_params): Renamed ipa_arg_num to param_count
21040 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
21041 (struct ipa_node_params): Renamed ipa_mod to modified_flags
21042 (struct ipa_edge): Renamed to ipa_edge_args
21043 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
21044 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
21045 (struct ipa_methodlist): Renamed to ipa_func_list
21046 (struct ipa_func_list): method_p renamed to node, next_method
21048 (ipa_methodlist_p): Removed, switched all users to struct pointer
21049 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
21051 2008-04-30 Alan Modra <amodra@bigpond.net.au>
21053 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
21054 (rs6000_emit_epilogue): Use backchain to restore only when we
21055 have a large frame. Make use of frame pointer to restore if we
21056 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
21058 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
21060 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
21061 Add mode to zero_extract.
21062 (sign bit tests peepholes): (Ditto.).
21064 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
21066 * config/i386/i386.c (ix86_builtins): Replace Prescott New
21067 Instructions in comments with SSE3.
21068 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
21069 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
21070 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
21071 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
21072 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
21073 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
21074 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
21075 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
21076 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
21077 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
21078 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
21079 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
21080 (bdesc_sse_args): Renamed to ...
21081 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
21082 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
21083 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
21084 IX86_BUILTIN_FABSQ.
21085 (bdesc_1arg): Moved to ...
21086 (bdesc_args): Here.
21087 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
21088 Instructions in comments with SSE3.
21089 (ix86_expand_sse_operands_builtin): Renamed to ...
21090 (ix86_expand_args_builtin): This. Updated.
21091 (ix86_expand_unop1_builtin): Update comments.
21092 (ix86_expand_builtin): Updated.
21094 2008-04-29 Richard Guenther <rguenther@suse.de>
21096 PR tree-optimization/36078
21097 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
21098 Update virtual SSA form after cleaning up the CFG.
21100 2008-04-29 Richard Guenther <rguenther@suse.de>
21102 PR middle-end/15255
21103 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
21105 2008-04-29 Richard Guenther <rguenther@suse.de>
21107 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
21108 (compute_may_aliases): Do not call finalize_ref_all_pointers.
21109 (compute_flow_insensitive_aliasing): Do not treat
21110 PTR_IS_REF_ALL pointers special.
21111 (get_smt_for): Likewise.
21112 (may_alias_p): Re-structure.
21113 (is_escape_site): A ref-all pointer conversion is not an escape site.
21114 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
21115 PTR_IS_REF_ALL pointers special.
21116 * tree-ssa-structalias.h (struct alias_info): Remove
21117 ref_all_symbol_mem_tag field.
21118 (PTR_IS_REF_ALL): Remove.
21120 2008-04-29 Richard Guenther <rguenther@suse.de>
21122 PR middle-end/36077
21123 * fold-const.c (extract_muldiv_1): In combining division constants
21124 make sure to never overflow.
21126 2008-04-29 Nick Clifton <nickc@redhat.com>
21128 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
21130 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21133 * optc-gen.awk: Work around HP-UX/IA awk bug.
21135 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
21137 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
21140 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
21143 * config/i386/i386.md
21144 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
21145 Change operand 1 predicate to nonimmediate_operand.
21147 2008-04-28 Jakub Jelinek <jakub@redhat.com>
21150 * dwarf2out.c (struct die_struct): Mark as chain_circular through
21152 * gengtype.c (walk_type, write_func_for_structure): Handle
21154 * doc/gty.texi: Document chain_circular.
21156 2008-04-28 Richard Guenther <rguenther@suse.de>
21158 PR tree-optimization/36066
21159 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
21162 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
21165 * config/i386/i386.md
21166 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
21167 Use match_scratch instead of match_operand for operands 3 and 4.
21169 2008-04-27 Richard Guenther <rguenther@suse.de>
21171 PR tree-optimization/18754
21172 PR tree-optimization/34223
21173 * tree-pass.h (pass_complete_unrolli): Declare.
21174 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
21175 loop size before and after unconditionally of UL_NO_GROWTH in effect.
21176 Rewrite loop into loop closed SSA form if it is not already.
21177 (tree_unroll_loops_completely): Re-structure to iterate over
21178 innermost loops with intermediate CFG cleanups.
21179 Unroll outermost loops only if requested or the code does not grow
21181 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
21182 loops are available.
21183 (tree_vectorize): Instead do so here.
21184 (tree_complete_unroll): Also unroll outermost loops.
21185 (tree_complete_unroll_inner): New function.
21186 (gate_tree_complete_unroll_inner): Likewise.
21187 (pass_complete_unrolli): New pass.
21188 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
21189 uses outside of the loop.
21190 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
21191 form if it is available.
21192 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
21193 * passes.c (init_optimization_passes): Schedule complete inner
21194 loop unrolling pass before the first CCP pass after final inlining.
21196 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
21198 * targhooks.h (default_emutls_var_fields,
21199 default_emutls_var_init): Declare.
21200 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
21201 * target.h (struct gcc_target): Add struct emutls member.
21202 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
21203 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
21204 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
21205 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
21206 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
21207 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
21208 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
21209 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
21210 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
21211 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
21212 emit debug information.
21213 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
21214 * varasm.c: Include targhooks.h.
21215 (emutls_object_section, emutls_tmpl_section): New.
21216 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
21217 (EMUTLS_SEPARATOR): New.
21218 (prefix_name): New.
21219 (get_emutls_object_name): New.
21220 (default_emutls_var_fields): New, broken out of ...
21221 (get_emutls_object_type): ... here. Adjust to use target hooks.
21222 (get_emutls_init_templ_addr): Adjust to use target hooks.
21223 (emutls_decl): Adjust to use target hooks.
21224 (emutls_finish): Likewise.
21225 (default_emutls_var_init): New, broken out of ...
21226 (assemble_variable): ... here. Adjust to use target hooks.
21227 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
21228 SECCAT_EMUTLS_TMPL.
21229 * c-common.c (handle_section_attribute): Prevent overriding
21230 sections for emulated tls with special sections.
21231 * config/i386/i386.c (x86_64_elf_select_section): Add
21232 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
21233 (x86_64_elf_unique_section): Likewise.
21234 * config/vxworks.c: Include tree.h.
21235 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
21236 (vxworks_override_options): Set TLS scheme.
21237 * doc/tm.texi (Emulated TLS): New node.
21239 2008-04-26 Simon Baldwin <simonb@google.com>
21242 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
21243 with propagated string constants.
21245 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
21247 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
21248 constraint for operand 2 when operand 0 is memory operand.
21249 (fix_truncdi_i387_with_temp): Use 'X' constraint for operand 4 when
21250 operand 0 is memory operand.
21251 (fix_trunc<mode>_i387_with_temp): Ditto.
21252 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
21253 operand 2 when operand 1 is memory operand.
21254 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
21255 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
21256 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
21257 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
21258 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
21259 operands 2,3 and 4 when operand 1 is memory operand.
21260 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
21262 (fistdi2_floor_with_temp): Ditto.
21263 (fist<mode>2_floor_with_temp): Ditto.
21264 (fistdi2_ceil_with_temp): Ditto.
21265 (fist<mode>2_ceil_with_temp): Ditto.
21266 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
21268 2008-04-26 David Daney <ddaney@avtrex.com>
21270 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
21272 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
21273 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
21274 UNSPEC_UPDATE_GOT_VERSION): Renumber.
21275 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
21276 (compare_and_swap_12): New insn.
21277 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
21278 * config/mips/mips.c (mips_force_binary): New function.
21279 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
21280 (mips_expand_compare_and_swap_12): New function.
21281 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
21283 2008-04-25 Jan Hubicka <jh@suse.cz>
21286 * cfgexpand.c (pass_expand): Turn into RTL pass.
21287 * passes.c (execute_one_pass): Do pass typechecking after execution.
21288 * tree-pass.h (pass_expand): Turn into RTL pass.
21290 * function.h (struct rtl_data): Move here fields
21291 accesses_prior_frames, calls_eh_return, saves_all_registers,
21292 has_nonlocal_goto, has_asm_statement, is_thunk,
21293 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
21294 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
21295 arg_pointer_save_area_init from struct function; turn into bool.
21296 (struct function): Move
21297 calls_eh_return, saves_all_registers, has_nonlocal_goto,
21298 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
21299 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
21300 tail_call_emit, arg_pointer_save_area_init
21301 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
21302 (current_function_returns_struct, current_function_returns_pcc_struct,
21303 current_function_calls_setjmp, current_function_calls_alloca,
21304 current_function_accesses_prior_frames,
21305 current_function_calls_eh_return, current_function_is_thunk,
21306 current_function_stdarg, current_function_profile,
21307 current_function_limit_stack, current_function_uses_pic_offset_table,
21308 current_function_uses_const_pool, current_function_has_nonlocal_label,
21309 current_function_saves_all_registers,
21310 current_function_has_nonlocal_goto,
21311 current_function_has_asm_statement): Remove accesor macros.
21312 * ra-conflict.c (global_conflicts): Update.
21313 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
21314 (suitable_for_tail_call_opt_p): Update.
21315 * builtins.c (expand_builtin_return_addr): Update.
21316 (expand_builtin_setjmp_setup): Update.
21317 (expand_builtin_nonlocal_goto): Update.
21318 * final.c (final_start_function): Update.
21319 (profile_function): Update.
21320 (leaf_function_p): Update.
21321 (only_leaf_regs_used): Update.
21322 * df-scan.c (df_get_exit_block_use_set): Update.
21323 * dojump.c (clear_pending_stack_adjust): Update.
21324 * tree-stdarg.c (gate_optimize_stdarg): Update.
21325 * gimple-low.c (lower_function_body): Update.
21326 * global.c (compute_regsets): Update.
21327 (global_alloc): Update.
21328 * dwarf2out.c (dwarf2out_begin_prologue): Update.
21329 * expr.c (expand_assignment): Update.
21330 * dse.c (dse_step0): Update.
21331 (dse_step1): Update.
21332 * c-decl.c (store_parm_decls): Update.
21333 * local-alloc.c (combine_regs): Update.
21334 (find_free_reg): Update.
21335 * function.c (assign_parms_augmented_arg_list): Update.
21336 (assign_parm_find_data_types): Update.
21337 (assign_parms): Update.
21338 (allocate_struct_function): Update.
21339 (expand_function_start): Update.
21340 (expand_function_end): Update.
21341 (get_arg_pointer_save_area): Update.
21342 (thread_prologue_and_epilogue_insns): Update.
21343 (rest_of_match_asm_constraints): Update.
21344 * stor-layout.c (variable_size): Update.
21345 * gcse.c (gcse_main): Update.
21346 (bypass_jumps): Update.
21347 * gimplify.c (gimplify_function_tree): Update.
21348 * calls.c (emit_call_1): Update.
21349 (expand_call): Update.
21350 * bt-load.c (compute_defs_uses_and_gen): Update.
21351 * except.c (sjlj_assign_call_site_values): Update.
21352 (sjlj_emit_function_enter): Update.
21353 (can_throw_external): Update.
21354 (set_nothrow_function_flags): Update.
21355 (expand_builtin_unwind_init): Update.
21356 (expand_eh_return): Update.
21357 (convert_to_eh_region_ranges): Update.
21358 (output_function_exception_table): Update.
21359 * emit-rtl.c (gen_tmp_stack_mem): Update.
21360 * cfgexpand.c (expand_used_vars): Update.
21361 (tree_expand_cfg): Update.
21362 * cfgcleanup.c (rest_of_handle_jump): Update.
21363 * explow.c (allocate_dynamic_stack_space): Update.
21364 * varasm.c (assemble_start_function): Update.
21365 (force_const_mem): Update.
21366 (mark_constant_pool): Update.
21367 * tree-optimize.c (tree_rest_of_compilation): Update.
21368 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
21369 * tree-cfg.c (notice_special_calls): Update.
21370 (is_ctrl_altering_stmt): Update.
21371 (tree_can_make_abnormal_goto): Update.
21372 (tree_purge_dead_abnormal_call_edges): Update.
21373 * config/alpha/predicates.md: Update.
21374 * config/alpha/alpha.c (alpha_sa_mask): Update.
21375 (alpha_sa_size): Update.
21376 (alpha_does_function_need_gp): Update.
21377 (alpha_expand_prologue): Update.
21378 (alpha_start_function): Update.
21379 (alpha_output_function_end_prologue): Update.
21380 (alpha_expand_epilogue): Update.
21381 * config/frv/frv.c (frv_stack_info): Update.
21382 (frv_expand_epilogue): Update.
21383 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
21384 (s390_register_info): Update.
21385 (s390_frame_info): Update.
21386 (s390_init_frame_layout): Update.
21387 (s390_can_eliminate): Update.
21388 (save_gprs): Update.
21389 * config/spu/spu.c (spu_split_immediate): Update.
21390 (need_to_save_reg): Update.
21391 (spu_expand_prologue): Update.
21392 (spu_expand_epilogue): Update.
21393 * config/sparc/sparc.md: Update.
21394 * config/sparc/sparc.c (eligible_for_return_delay): Update.
21395 (sparc_tls_got): Update.
21396 (legitimize_pic_address): Update.
21397 (sparc_emit_call_insn): Update.
21398 (sparc_expand_prologue): Update.
21399 (output_return): Update.
21400 (print_operand): Update.
21401 (sparc_function_ok_for_sibcall): Update.
21402 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
21403 * config/m32r/m32r.md: Update.
21404 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
21405 (m32r_compute_frame_size): Update.
21406 (m32r_expand_prologue): Update.
21407 (m32r_expand_epilogue): Update.
21408 (m32r_legitimize_pic_address): Update.
21409 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
21410 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21411 * config/i386/i386.c (ix86_frame_pointer_required): Update.
21412 (gen_push): Update.
21413 (ix86_save_reg): Update.
21414 (ix86_compute_frame_layout): Update.
21415 (ix86_expand_prologue): Update.
21416 (ix86_expand_epilogue): Update.
21417 * config/sh/sh.c (output_stack_adjust): Update.
21418 (calc_live_regs): Update.
21419 (sh5_schedule_saves): Update.
21420 (sh_expand_prologue): Update.
21421 (sh_expand_epilogue): Update.
21422 (sh_setup_incoming_varargs): Update.
21423 (sh_allocate_initial_value): Update.
21424 (sh_get_pr_initial_val): Update.
21425 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
21426 * config/sh/sh.md (label:): Update.
21427 * config/avr/avr.c (out_movhi_mr_r): Update.
21428 * config/crx/crx.h (enum): Update.
21429 * config/xtensa/xtensa.h (along): Update.
21430 * config/stormy16/stormy16.c Update.
21431 (xstormy16_compute_stack_layout): Update.
21432 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
21433 (fr30_expand_prologue): Update.
21434 * config/cris/cris.c (cris_conditional_register_usage): Update.
21435 (cris_reg_saved_in_regsave_area): Update.
21436 (cris_initial_frame_pointer_offset): Update.
21437 (cris_simple_epilogue): Update.
21438 (cris_expand_prologue): Update.
21439 (cris_expand_epilogue): Update.
21440 (cris_expand_pic_call_address): Update.
21441 (cris_asm_output_symbol_ref): Update.
21442 (cris_asm_output_label_ref): Update.
21443 * config/cris/cris.md Update.
21444 * config/iq2000/iq2000.c (compute_frame_size): Update.
21445 (iq2000_expand_epilogue): Update.
21446 * config/mt/mt.h (save_direction): Update.
21447 * config/mn10300/mn10300.c (mn10300_function_value): Update.
21448 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21449 (ia64_secondary_reload_class): Update.
21450 * config/m68k/m68k.c (m68k_save_reg): Update.
21451 (m68k_expand_prologue): Update.
21452 (m68k_expand_epilogue): Update.
21453 (legitimize_pic_address): Update.
21454 * config/rs6000/rs6000.c (rs6000_got_register): Update.
21455 (first_reg_to_save): Update.
21456 (first_altivec_reg_to_save): Update.
21457 (compute_vrsave_mask): Update.
21458 (compute_save_world_info): Update.
21459 (rs6000_stack_info): Update.
21460 (spe_func_has_64bit_regs_p): Update.
21461 (rs6000_ra_ever_killed): Update.
21462 (rs6000_emit_eh_reg_restore): Update.
21463 (rs6000_emit_allocate_stack): Update.
21464 (rs6000_emit_prologue): Update.
21465 (rs6000_emit_epilogue): Update.
21466 (rs6000_output_function_epilogue): Update.
21467 (output_profile_hook): Update.
21468 (rs6000_elf_declare_function_name): Update.
21469 * config/rs6000/rs6000.h (rs6000_args): Update.
21470 * config/rs6000/rs6000.md: Update.
21471 * config/mcore/mcore.c (mcore_expand_prolog): Update.
21472 * config/arc/arc.c (arc_output_function_epilogue): Update.
21473 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
21474 * config/darwin.c (machopic_function_base_name): Update.
21475 * config/score/score3.c (score3_compute_frame_size): Update.
21478 (score3_epilogue): Update.
21479 * config/score/score7.c (score7_compute_frame_size): Update.
21480 (score7_prologue): Update.
21481 (score7_epilogue): Update.
21482 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
21483 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21484 * config/arm/arm.c (use_return_insn): Update.
21485 (require_pic_register): Update.
21486 (arm_load_pic_register): Update.
21487 (arm_compute_save_reg0_reg12_mask): Update.
21488 (arm_compute_save_reg_mask): Update.
21489 (thumb1_compute_save_reg_mask): Update.
21490 (output_return_instruction): Update.
21491 (arm_output_function_prologue): Update.
21492 (arm_output_epilogue): Update.
21493 (arm_get_frame_offsets): Update.
21494 (arm_expand_prologue): Update.
21495 (thumb_pushpop): Update.
21496 (thumb_exit): Update.
21497 (thumb1_expand_prologue): Update.
21498 (thumb1_expand_epilogue): Update.
21499 (arm_unwind_emit): Update.
21500 (arm_output_fn_unwind): Update.
21501 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
21502 * config/arm/arm.md: Update.
21503 * config/pa/pa.md: Update.
21504 * config/pa/pa.c (legitimize_pic_address): Update.
21505 (compute_frame_size): Update.
21506 (hppa_expand_prologue): Update.
21507 (hppa_expand_epilogue): Update.
21508 (borx_reg_operand): Update.
21509 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
21510 (HARD_REGNO_RENAME_OK): Update.
21511 * config/mips/mips.c (mips_global_pointer): Update.
21512 (mips_save_reg_p): Update.
21513 (mips_compute_frame_info): Update.
21514 (mips_frame_pointer_required): Update.
21515 (mips_expand_prologue): Update.
21516 (mips_expand_epilogue): Update.
21517 (mips_can_use_return_insn): Update.
21518 (mips_reorg_process_insns): Update.
21519 * config/v850/v850.c (compute_register_save_size): Update.
21520 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
21521 * config/mmix/mmix.c (along): Update.
21522 (mmix_expand_epilogue): Update.
21523 * config/bfin/bfin.c (legitimize_pic_address): Update.
21524 (must_save_p): Update.
21525 (stack_frame_needed_p): Update.
21526 (add_to_reg): Update.
21527 (bfin_expand_prologue): Update.
21528 * stmt.c (expand_asm_operands): Update.
21529 * reload1.c (reload): Update.
21530 (init_elim_table): Update.
21532 2008-04-25 Bob Wilson <bob.wilson@acm.org>
21534 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
21536 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
21538 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
21539 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
21540 (mov<mode>): Removed.
21541 (*movv4sf_internal): Likewise.
21542 (*movv2df_internal): Likewise.
21544 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
21546 * config.gcc (crx-*-elf): Remove deprecation.
21548 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
21550 * config/i386/cygming-crtend.c (register_frame_ctor): Register
21551 __gcc_deregister_frame with atexit.
21552 (deregister_frame_dtor): Remove.
21554 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
21555 Nathan Sidwell <nathan@codesourcery.com>
21557 * config/rs6000/rs6000.opt (mspe): Remove Var property.
21559 * config/rs6000/rs6000.h (rs6000_spe): Declare.
21560 (rs6000_isel): Likewise.
21561 * config/rs6000/rs6000.c (rs6000_spe): New variable.
21562 (rs6000_isel): New variable.
21563 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
21565 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21568 * c-common.c (handle_vector_size_attribute): Call
21569 lang_hooks.types.reconstruct_complex_type instead of
21570 reconstruct_complex_type.
21571 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
21572 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
21573 * langhooks.h (struct lang_hooks_for_types): Add
21574 reconstruct_complex_type hook.
21575 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
21576 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
21578 2008-04-24 Richard Guenther <rguenther@suse.de>
21580 * c-common.h (check_builtin_function_arguments): Declare.
21581 * c-common.c (validate_nargs): New function.
21582 (check_builtin_function_arguments): Likewise.
21583 * c-typeck.c (build_function_call): Call
21584 check_builtin_function_arguments.
21585 * builtins.c (fold_builtin_classify): Remove error reporting code.
21586 (fold_builtin_unordered_cmp): Likewise.
21587 (fold_builtin_1): Likewise.
21588 (fold_builtin_n): Likewise.
21590 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21592 PR tree-optimization/36008
21593 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
21594 the original op1, rather than delta by step.
21596 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
21597 Sebastian Pop <sebastian.pop@amd.com>
21599 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
21600 eliminate_local_variables_stmt, eliminate_local_variables,
21601 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
21602 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
21603 of code delimited by two edges in the CFG.
21604 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
21605 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
21606 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
21607 the case of parallelisation of reductions.
21608 (expr_invariant_in_region_p): New.
21610 * tree-flow.h (gather_blocks_in_sese_region): Declared.
21611 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
21613 2008-04-24 Ira Rosen <irar@il.ibm.com>
21614 Richard Guenther <rguenther@suse.de>
21616 PR tree-optimization/36034
21617 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
21618 incapable of dealing with loads with gaps.
21620 2008-04-24 Rafael Espíndola <espindola@google.com>
21622 * tree-flow.h (vrp_evaluate_conditional): Change signature.
21623 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21624 vrp_evaluate_conditional.
21625 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
21626 (vrp_evaluate_conditional): Split the cond argument.
21627 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
21628 (simplify_stmt_for_jump_threading): Update call to
21629 vrp_evaluate_conditional.
21631 2008-04-24 Ira Rosen <irar@il.ibm.com>
21633 PR tree-optimization/35982
21634 * tree-vect-analyze.c (vect_check_interleaving): Check that the
21635 interleaved data-refs are of the same type.
21637 2008-04-24 Danny Smith <dannysmith@users.net>
21639 * c-format.c (check_format_info_main): Use strncmp rather than a
21640 magic prefix to handle multichar length specs.
21641 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
21642 Don't prefix "I64" and "I32" with '\0'.
21644 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21647 * config/i386/i386.c (init_cumulative_args): Don't pass anything
21648 in registers for -m32 only if stdarg_p (fntype).
21650 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
21652 PR rtl-optimization/36006
21653 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
21654 temp to op0 in order to avoid invalid rtx sharing.
21656 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
21658 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
21659 check TREE_INVARIANT.
21660 * tree-gimple.c (is_gimple_address): New.
21661 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
21662 * tree-gimple.h (is_gimple_address): New.
21663 * tree.h (decl_address_invariant_p): New.
21664 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
21665 (build_string): Likewise.
21666 (decl_address_invariant_p): New, from is_gimple_invariant_address.
21667 (tree_invariant_p_1): Likewise.
21668 (save_expr): Use it.
21669 (tree_invariant_p): New.
21670 (skip_simple_arithmetic): Use it.
21671 (stabilize_reference_1): Use it.
21672 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
21674 (build1_stat): Drop code to compute TREE_INVARIANT.
21675 (build2_stat): Drop code to compute TREE_INVARIANT.
21676 (build3_stat): Drop code to compute TREE_INVARIANT.
21677 (build4_stat): Drop code to compute TREE_INVARIANT.
21678 (build5_stat): Drop code to compute TREE_INVARIANT.
21679 (build7_stat): Drop code to compute TREE_INVARIANT.
21680 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
21681 * tree.h (struct tree_base): Remove invariant_flag.
21682 (TREE_INVARIANT): Remove.
21683 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
21684 (fold_builtin_expect): Check TREE_CONSTANT.
21685 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
21686 * c-tree.h (c_expr_to_decl): Drop third parameter.
21687 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
21688 (build_c_cast): Don't set TREE_INVARIANT.
21689 (pop_init_level): Don't set TREE_INVARIANT.
21690 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
21691 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
21693 (gimplify_init_constructor): Don't set TREE_INVARIANT.
21694 (gimplify_addr_expr): Adjust comment.
21695 * tree-mudflap.c (mf_build_string):
21696 * print-tree.c (print_node): Don't print TREE_INVARIANT.
21697 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
21698 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
21699 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
21700 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
21701 * langhooks.h (struct lang_hooks): Drop third parameter from
21704 2008-04-23 Richard Guenther <rguenther@suse.de>
21706 PR tree-optimization/27799
21707 PR tree-optimization/32921
21708 PR tree-optimization/32624
21709 * tree-ssa-structalias.c (merge_smts_into): Only merge the
21710 SMTs aliases and the tag itself into the solution.
21711 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
21712 merge the points-to solution back into the SMT aliases.
21713 (may_alias_p): Use alias_set_subset_of instead of
21714 aliases_conflict_p. A pointer which points to
21715 memory with alias set zero may access any variable.
21717 2008-04-23 Richard Guenther <rguenther@suse.de>
21719 * alias.c (alias_set_subset_of): Correctly handle asking
21720 if zero is a subset of an alias set with zero child.
21721 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
21722 (compute_flow_insensitive_aliasing): Correctly walk all
21723 pointers. Do not unnecessarily union sets.
21725 2008-04-23 Richard Guenther <rguenther@suse.de>
21727 PR middle-end/36021
21728 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
21730 2008-04-22 Tomas Bily <tbily@suse.cz>
21732 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
21734 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
21736 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
21737 * tree-ssa-structalias.c (get_constraint_for): Likewise.
21738 * tree-inline.c (estimate_num_insns_1): Likewise.
21739 * varasm.c (const_hash_1, compare_constant, copy_constant)
21740 (compute_reloc_for_constant, output_addressed_constants): Likewise.
21741 * emit-rtl.c (component_ref_for_mem_expr)
21742 (set_mem_attributes_minus_bitpos): Likewise.
21743 * expr.c (highest_pow2_factor, expand_expr_real_1)
21744 (is_aligning_offset): Likewise.
21745 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
21746 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
21747 * dojump.c (do_jump): Likewise.
21748 * builtins.c (get_pointer_alignment, get_memory_rtx)
21749 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
21750 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
21752 2008-04-23 Jakub Jelinek <jakub@redhat.com>
21754 PR rtl-optimization/36017
21755 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
21756 expanding the library call.
21758 2008-04-22 Ian Lance Taylor <iant@google.com>
21760 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
21761 than size_in_bytes.
21763 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
21765 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
21766 of LR/CTR moves for Power6.
21768 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21770 PR middle-end/36003
21771 * passes.c (init_optimization_passes): Remove
21772 pass_fast_rtl_byte_dce.
21774 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
21777 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
21778 builtin functions to generate faster code.
21779 (_mm_cvtpu16_ps): Ditto.
21780 (_mm_cvtpi32x2_ps): Ditto.
21782 2008-04-22 Nick Clifton <nickc@redhat.com>
21784 * common.opt (ftree-loop-distribution): Add Optimization
21787 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
21788 (frv_expand_builtin_va_start): Likewise.
21790 * config/arm/arm.c (thumb_find_work_register): Fix location of
21791 argument register count.
21793 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21795 Support scheduling for ColdFire V1 and V3 microarchitecture.
21796 Improve scheduling of multiplication instructions.
21798 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
21799 (mac): New instruction attribute.
21800 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
21801 (m68k_sched_mac): New variable.
21802 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
21803 Handle cfv1 and cfv3.
21804 (max_insn_size): New static variable.
21805 (struct _sched_ib): New type.
21806 (sched_ib): New static variable.
21807 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
21808 to fields of 'struct _sched_ib sched_ib'. Update all uses.
21809 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
21811 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
21812 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
21813 new variables. Update.
21814 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
21815 Add modeling of cfv3 instruction buffer. Update.
21816 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
21817 * config/m68k/m68k.h (TUNE_CFV3): New macro.
21818 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
21819 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
21820 a particular reservation applies to.
21821 (type2): Reorganize attribute values. Rename alu to alu_reg,
21822 alu_l to alu, move_l to omove. Join move to alu. Split mul
21823 to mul_l and mul_w.
21824 (cf_ib_*): Simplify description of instruction buffer.
21825 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
21826 (cf_mem): Split into cf_mem1 and cf_mem2.
21827 (cf_v2_move_??): Rename to cfv12_alu_??.
21828 (cf_v2_move_l_??): Rename to cfv12_omove_??.
21829 (cf_v2_mul_??): Remove reservations.
21830 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
21831 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
21832 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
21834 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
21835 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
21836 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
21837 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
21838 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
21839 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
21840 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
21841 expansions of the above reservations for instructions of sizes
21844 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21846 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
21848 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
21850 * coverage.c: Include tree-pass.h.
21851 (coverage_counter_alloc): Print da_file_name to the dump file.
21853 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
21855 * sbitmap.c (sbitmap_range_empty_p): New function.
21856 * sbitmap.h (sbitmap_range_empty_p): New function.
21857 * bitmap.h: Now includes obstack.h.
21859 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
21860 Kenneth Zadeck <zadeck@naturalbridge.com>
21862 * dbgcnt.def (ra_byte_scan): Added.
21863 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
21864 when the last hit happens for a counter.
21865 * timevar.def (TV_DF_BYTE_LR): New variable.
21866 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
21867 * passes.c (pass_fast_rtl_byte_dce): New pass.
21868 * fwprop.c (update_df): Added mode to call df_ref_create.
21869 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21870 DF_REF_EXTRACT_OFFSET.
21871 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
21872 DF_BYTE_LR_OUT, df_byte_lr): New macro.
21874 (df_ref_extract): Added mode field.
21875 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
21876 DF_REF_EXTRACT_OFFSET.
21877 (DF_REF_EXTRACT_MODE): New macro.
21878 (df_byte_lr_bb_info): New structure.
21879 (df_print_byte_regset, df_compute_accessed_bytes,
21880 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
21881 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
21882 df_byte_lr_simulate_uses,
21883 df_byte_lr_simulate_artificial_refs_at_top,
21884 df_byte_lr_simulate_artificial_refs_at_end,
21885 df_compute_accessed_bytes): New function.
21886 (df_ref_create): Add parameter.
21887 (df_byte_lr_get_bb_info): New inline function.
21888 * df-scan.c (df_ref_record, df_uses_record,
21889 df_ref_create_structure): Added mode parameter.
21890 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
21891 df_defs_record, df_uses_record, df_get_conditional_uses,
21892 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
21893 df_entry_block_defs_collect, df_exit_block_uses_collect):
21894 Added mode parameter to calls to df_ref_record, df_uses_record,
21895 df_ref_create_structure.
21896 (df_ref_equal_p, df_ref_compare): Added test for modes.
21897 (df_ref_create_structure): Added code to set mode. Renamed
21898 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21899 DF_REF_EXTRACT_OFFSET.
21900 * df-core.c (df_print_byte_regset): New function.
21901 * df-byte-scan.c: New file.
21902 * df-problems.c (df_rd_transfer_function): Removed unnecessary
21903 calls to BITMAP_FREE.
21904 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
21905 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
21906 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
21907 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
21908 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
21909 df_byte_lr_local_compute, df_byte_lr_init,
21910 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
21911 df_byte_lr_transfer_function, df_byte_lr_free,
21912 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
21913 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
21914 df_byte_lr_simulate_uses,
21915 df_byte_lr_simulate_artificial_refs_at_top,
21916 df_byte_lr_simulate_artificial_refs_at_end): New function.
21917 * dce.c (byte_dce_process_block): New function.
21918 (dce_process_block): au is now passed in rather than computed
21919 locally. Changed loops that look at artificial defs to not look
21920 for conditional or partial ones, because there never are any.
21921 (fast_dce): Now is able to drive byte_dce_process_block or
21922 dce_process_block depending on the kind of dce being done.
21923 (rest_of_handle_fast_dce): Add parameter to fast_dce.
21924 (rest_of_handle_fast_byte_dce): New function.
21925 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
21926 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
21928 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
21931 * gcc.h: Added fortran options that take arguments to
21932 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
21935 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
21937 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
21938 scalarization if on the LHS and not a full access.
21940 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21942 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
21944 2008-04-18 Rafael Espíndola <espindola@google.com>
21946 * tree-vrp.c (find_case_label_index): Fix the binary search.
21947 (find_case_label_range): New.
21948 (vrp_visit_switch_stmt): Use find_case_label_range.
21949 (simplify_switch_using_ranges): Use find_case_label_range.
21951 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
21953 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
21954 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
21956 2008-04-18 Tom Tromey <tromey@redhat.com>
21959 * doc/cpp.texi (Implementation-defined behavior): Mention
21962 2008-04-18 Ian Lance Taylor <iant@google.com>
21964 * fold-const.c (pointer_may_wrap_p): New static function.
21965 (fold_comparison): Add another test for pointer overflow. Use
21966 pointer_may_wrap_p to disable some false positives.
21968 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
21970 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
21971 (fname_as_string): Match updated cpp_interpret_string prototype.
21972 (fix_string_type): Support char16_t* and char32_t*.
21973 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
21974 derivative) nodes. Register as builtin if C++0x.
21975 (c_parse_error): Support CPP_CHAR{16,32}.
21976 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
21977 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
21978 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
21979 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
21980 CTI_CHAR32_ARRAY_TYPE>: New elements.
21981 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
21982 char32_type_node, signed_char32_type_node, char16_array_type_node,
21983 char32_array_type_node): New defines.
21984 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
21985 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
21986 (lex_string): Support CPP_STRING{16,32}, match updated
21987 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
21988 (lex_charconst): Support CPP_CHAR{16,32}.
21989 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
21990 and CPP_STRING{16,32}.
21992 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
21995 * aclocal.m4: Regenerate.
21996 * configure: Regenerate.
21998 2008-04-18 Jan Hubicka <jh@suse.cz>
22000 * except.c (dw2_size_of_call_site_table,
22001 sjlj_size_of_call_site_table): Use vector API for call_site_record.
22003 * cgraphbuild.c (build_cgraph_edges): Update.
22004 * tree-pass.h: Update comment.
22005 * final.c (leaf_function_p): Update.
22006 (leaf_renumber_regs): Update.
22007 (rest_of_clean_state): Update.
22008 * omp-low.c (expand_omp_parallel): Update.
22009 * ipa-reference.c (analyze_function): Update.
22010 * reorg.c (find_end_label): Update.
22011 (optimize_skip): Update.
22012 (fill_simple_delay_slots): Update.
22013 (fill_simple_delay_slots): Update.
22014 (make_return_insns): Update.
22015 (dbr_schedule): Update.
22016 * gimple-low.c (record_vars_into): Update.
22017 * cfgbuild.c (make_edges): Update.
22018 * function.c (assign_stack_local): Update.
22019 (assign_parm_adjust_stack_rtl): Update.
22020 (locate_and_pad_parm): Update.
22021 (allocate_struct_function): Do not initialize stack_alignment_needed
22022 and preferred_stack_boundary here.
22023 (stack_protect_prologue): Update.
22024 (stack_protect_epilogue): Update.
22025 (expand_function_start): Initialize stack_alignment_needed,
22026 preferred_stack_boundary and max_jumptable_ents.
22027 (expand_function_end): Update.
22028 (free_after_compilation): Do not NULLify epilogue_delay_list.
22029 * function.h (struct rtl_data): Add stack_protect_guard,
22030 stack_alignment_needed,
22031 preferred_stack_boundary, epilogue_delay_list.
22032 (struct function): Remove value_histograms, stack_alignment_needed,
22033 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
22035 unexpanded_var_list, stack_protect_guard.
22036 (current_function_epilogue_delay_list): Remove.
22037 * ipa-type-escape.c (analyze_function): Update.
22038 * gimplify.c (pop_gimplify_context): Update comment.
22039 * calls.c (expand_call): Update.
22040 (emit_library_call_value_1): Update.
22041 * except.c (set_nothrow_function_flags): Update.
22042 * cfgexpand.c (get_decl_align_unit): Update.
22043 (create_stack_guard): Update.
22044 (estimated_stack_frame_size): Update.
22045 (expand_used_vars): Update.
22046 (tree_expand_cfg): Free histogram earliers, init expansion variables.
22047 * explow.c (allocate_dynamic_stack_space): Update.
22048 * tree-ssa-live.c (remove_unused_locals): Update.
22049 * varasm.c (mark_constant_pool): Update.
22050 * tree-inline.c (remap_decls): Update.
22051 (initialize_cfun): Update.
22052 (declare_return_variable): Update.
22053 (inline_forbidden_p): Update.
22054 (expand_call_inline): Update.
22055 (declare_inline_vars): Update.
22056 (tree_function_versioning): Update.
22057 * tree-flow.h (value_histograms): New.
22058 (VALUE_HISTOGRAMS): New macro.
22059 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
22061 * tree-cfg.c (set_bb_for_stmt): Update.
22062 (replace_by_duplicate_decl): Update.
22063 (move_block_to_fn): Update.
22064 (new_label_mapper): Update.
22065 (dump_function_to_file): Update.
22066 * ipa-struct-reorg.c (build_data_structure): Update.
22067 * cfgrtl.c (print_rtl_with_bb): Update.
22068 * reload1.c (reload): Update.
22070 * config/i386/i386.c (setup_incoming_varargs_64,
22071 ix86_compute_frame_layout): Update.
22072 * config/arc/arc.c (arc_output_function_epilogue): Update.
22074 2008-04-18 Marius Strobl <marius@FreeBSD.org>
22076 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
22077 for FreeBSD as well.
22078 * gthr-posix95.h: Likewise.
22080 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
22082 PR rtl-optimization/35838
22083 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
22084 out the byte offset of the first subreg.
22086 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
22088 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
22089 to split_ti instead of three separate calls with single member arrays.
22090 (subti3 splitter): Ditto.
22091 (adddi3 splitter): Ditto with split_di.
22092 (subdi3 splitter): Ditto.
22093 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
22094 two separate calls with single member arrays. Swap match_dup
22095 operands 1 and 2 to better fit into the array.
22096 (negdi2 splitter): Ditto with split_di.
22097 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
22098 two separate calls with single member arrays. Swap match_dup operands
22099 6 and 7 to better fit into the array.
22101 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
22103 * config/i386/i386.c (sse_builtin_type): New.
22104 (bdesc_sse_args): Likewise.
22105 (bdesc_sse_3arg): Removed.
22106 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
22107 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
22108 IX86_BUILTIN_ROUNDPS.
22109 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
22110 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
22111 IX86_BUILTIN_ROUNDPS.
22112 (ix86_expand_sse_4_operands_builtin): Removed.
22113 (ix86_expand_sse_operands_builtin): New.
22114 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
22115 and CODE_FOR_sse4_1_roundps.
22116 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
22117 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
22119 2008-04-17 Alan Modra <amodra@bigpond.net.au>
22122 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
22123 regs before frame pop when needed. If use_backchain_to_restore_sp
22124 then load backchain into a temp reg to restore vr and vrsave. Add
22125 code to restore vr after frame pop if possible.
22127 2008-04-17 Richard Guenther <rguenther@suse.de>
22129 * tree-vn.c (expressions_equal_p): Do not check type
22130 equality or compatibility before calling operand_equal_p.
22131 * fold-const.c (operand_equal_p): Check equivalence of
22132 integer constants before bailing out due to signedness or
22133 precision differences.
22134 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
22135 spurious differences in type qualification. Ignore types
22136 for COMPONENT_REFs at all.
22138 2008-04-17 Christian Bruel <christian.bruel@st.com>
22140 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
22141 msw_skip comparison.
22143 2008-04-16 Jakub Jelinek <jakub@redhat.com>
22146 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
22149 PR tree-optimization/35899
22150 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
22151 rather than TREE_OPERAND.
22153 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
22156 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
22157 temporary registers. Change operand predicate to general_operand.
22158 (remainderxf3): Ditto.
22160 2008-04-16 Richard Guenther <rguenther@suse.de>
22162 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
22163 * tree-affine.c (aff_combination_expand): Look through some
22166 2008-04-15 Doug Kwan <dougkwan@google.com>
22168 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
22170 * tree-pretty-print.c (dump_generic_node): Ditto.
22171 * final.c (output_addr_const): Ditto.
22172 * dwarf2out.c (output_cfi): Ditto.
22173 * c-pretty-print.c (pp_c_integer_constant): Ditto.
22174 * print-rtl.c (print_rtx): Ditto.
22175 * print-tree.c (print_node_brief, print_node): Ditto.
22176 * c-common.c (match_case_to_enum_1): Ditto.
22177 * sched-vis.c (print_value): Ditto.
22178 * config/i386/i386.c (print_operand): Cast to long unsigned int
22181 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
22182 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
22183 MS Windows VirtualProtect function.
22185 2008-04-15 Jan Hubicka <jh@suse.cz>
22187 * gengtype.c (write_root): Param_is argument is OK.
22188 * expr.c (expand_expr_real_1): Update call of get_exception_*.
22189 * function.h: Include varray.h
22190 (rtl_eh): New stucture based on except.c one.
22191 (call_site_record): New forward declaration and vector type.
22192 * calls.c (emit_call_1): Do not call
22193 note_current_region_may_contain_throw.
22194 * except.c (eh_status): Remove cur_region, try_region since they are
22196 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
22197 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
22198 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
22199 Remove call_site_data_used, call_site_data_size.
22200 Turn call_site_record into vector in function.h.
22201 (note_current_region_may_contain_throw): Remove.
22202 (get_exception_pointer, get_exception_filter): Do not take struct
22203 function argument; update.
22204 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
22205 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
22206 build_post_landing_pads, dw2_build_landing_pads,
22207 sjlj_assign_call_site_values, sjlj_mark_call_sites,
22208 sjlj_emit_function_enter, sjlj_emit_function_enter,
22209 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
22210 sjlj_build_landing_pads, finish_eh_generation,
22211 remove_exception_handler_label, remove_eh_handler,
22212 maybe_remove_eh_handler, add_reachable_handler,
22213 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
22214 add_action_record, collect_one_action_chain, add_call_site,
22215 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
22216 sjlj_output_call_site_table, output_function_exception_table,
22217 * except.h (note_current_region_may_contain_throw): Remove
22218 (get_exception_pointer, get_exception_filter): Do not take struct
22220 * Makefile.in (GTFILES): Put varargs before struct function.
22222 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22224 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
22225 punt for STRING_CST.
22226 (get_constraint_for): Deal with STRING_CST here instead.
22228 2008-04-15 Richard Guenther <rguenther@suse.de>
22230 * tree-ssa-propagate.c (substitute_and_fold): Substitute
22231 statements in a basic-block with a backward walk. Do not
22232 substitute into dead statements but instead remove those.
22234 2008-04-15 Richard Guenther <rguenther@suse.de>
22236 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
22237 to zero, thus disable creation of SFTs.
22239 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22241 * tree-predcom.c (suitable_reference_p): Return false if the
22242 reference can throw.
22244 2008-04-15 Jakub Jelinek <jakub@redhat.com>
22247 * c-decl.c (finish_decl): If extern or static var has variable
22248 size, set TREE_TYPE (decl) to error_mark_node.
22250 2008-04-15 Rafael Espíndola <espindola@google.com>
22252 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
22255 2008-04-15 Richard Guenther <rguenther@suse.de>
22257 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
22258 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
22259 (visit_reference_op_load): Do walk vuse-vdef chains on
22260 vn_reference_lookup.
22261 (visit_reference_op_store): But do not here.
22262 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
22263 vn_reference_lookup.
22264 (vn_lookup_with_vuses): But do so here.
22266 2008-04-14 Ian Lance Taylor <iant@google.com>
22268 * fold-const.c (fold_overflow_warning): Remove assertion.
22270 2008-04-15 Ben Elliston <bje@au.ibm.com>
22272 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
22273 temp1 local variables.
22275 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
22278 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
22279 ".text.unlikely" section as executable.
22281 2008-04-14 James E. Wilson <wilson@tuliptree.org>
22283 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22284 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
22285 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
22286 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
22287 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
22288 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
22289 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
22291 2008-04-14 Ian Lance Taylor <iant@google.com>
22293 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
22294 * fold-const.c (fold_comparison): If appropriate, test
22295 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
22296 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
22297 reassociating a pointer type.
22298 * doc/invoke.texi (Optimize Options): Document that
22299 -fstrict-overflow applies to pointer wraparound.
22301 2008-04-13 Jan Hubicka <jh@suse.cz>
22303 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
22305 2008-04-12 Andrew Pinski <pinskia@gmail.com>
22307 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
22308 we are going to "save the world".
22310 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
22312 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
22313 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
22314 operand 0 constraint, not "=".
22316 2008-04-11 James E. Wilson <wilson@tuliptree.org>
22318 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
22320 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22322 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
22323 of size of positions_needed * CHAR_BIT.
22325 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22327 PR middle-end/35897
22328 * dse.c (store_info): Change positions_needed to unsigned
22330 (lowpart_bitmask): New.
22331 (record_store): Cast to unsigned HOST_WIDE_INT for
22332 positions_needed. Assert width <= size of positions_needed *
22333 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
22334 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
22335 lowpart_bitmask to set mask.
22337 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22339 * config/bfin/constraints.md: New file.
22340 * config/bfin/bfin.md: Include it.
22341 (adddi3): Use satisfies_constraint functions instead of the old macros.
22342 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
22343 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
22344 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
22345 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
22346 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
22347 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
22348 EXTRA_CONSTRAINT): Delete.
22349 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
22350 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
22352 * config/bfin/bfin.c: Include "tm-constrs.h".
22353 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
22354 Use satisfies_constraint functions instead of the old macros.
22355 * doc/md.texi (Blackfin Constraints): Update file name reference.
22357 2008-04-11 Richard Guenther <rguenther@suse.de>
22359 PR tree-optimization/35869
22360 * tree-vrp.c (execute_vrp): Move switch statement update after
22361 jump threading. Schedule another cfg cleanup run.
22363 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
22366 * attribs.c (decl_attributes): Return early on errorneous node.
22368 2008-04-10 Oleg Ryjkov <olegr@google.com>
22370 * tree.h (struct tree_base): Added a new flag default_def_flag.
22371 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
22373 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
22375 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
22377 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22380 * pa.md: Define mode iterator P. Define mode attribute dwc.
22381 (dcacheflush): Update pattern to use iterator P and attribute dwc.
22382 (icacheflush): Likewise.
22383 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
22384 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
22386 2008-04-11 Ben Elliston <bje@au.ibm.com>
22388 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
22390 2008-04-10 Rafael Espíndola <espindola@google.com>
22392 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
22393 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
22394 (extract_range_from_expr): The same.
22396 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22398 * config/mips/mips.md (GPR2): New mode iterator.
22399 (seq): Add comment.
22400 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
22401 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
22402 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
22403 Rewrite these to take two modes, the mode of comparison and the
22404 mode of the destination.
22405 * config/mips/mips.c (mips_expand_scc): Instead of having
22406 paradoxical subreg as destination, expand "narrowing" scc if mode
22407 of comparison is SI and target is requested in DI mode.
22408 (mips_emit_int_order_test): Update comment. Make mode of
22409 comparison match CMP0 rather than TARGET. When creating inverse
22410 target use mode of TARGET.
22412 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22414 * gcov-dump.c (tag_summary): Only print summaries for the first
22415 GCOV_COUNTERS_SUMMABLE counters.
22417 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
22419 * config/i386/i386.md (absneg): New code iterator.
22420 (absnegprefix): New code attribute.
22421 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
22422 patterns using absneg code iterator.
22423 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
22424 using absneg code iterator.
22425 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
22426 *neg<mode>2 patterns using absneg code iterator.
22427 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22428 *negextendsfdf2 patterns using absneg code iterator.
22429 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
22430 *negextendsfxf2 patterns using absneg code iterator.
22431 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22432 *negextendsfdf2 patterns using absneg code iterator.
22433 * config/i386/sse.md (<code><mode>2): Macroize expander from
22434 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
22436 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
22438 * config/s390/s390.h: Remove the remains of the recent search
22439 & replace action of current_function_outgoing_args_size.
22441 2008-04-10 Ira Rosen <irar@il.ibm.com>
22443 PR tree-optimization/35821
22444 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
22445 NEW_STMT_LIST is not NULL.
22447 2008-04-09 David Edelsohn <edelsohn@gnu.org>
22450 * toplev.c (process_options): Remove -ffunction-sections debugging
22453 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
22455 PR middle-end/PR28690
22456 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
22457 than gen_rtx_fmt_ee to perform more canonicalizations.
22459 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22462 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
22464 2008-04-09 Richard Guenther <rguenther@suse.de>
22466 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
22467 (dump_function_to_file): Dump function arguments with types.
22469 2008-04-08 Richard Guenther <rguenther@suse.de>
22471 * fold-const.c (fold_widened_comparison): Do not allow
22472 sign-changes that change the result.
22474 2008-04-08 Janis Johnson <janis187@us.ibm.com>
22477 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
22478 kinds of indirect references.
22480 2008-04-08 David Edelsohn <edelsohn@gnu.org>
22482 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
22483 GNU Fortran language string.
22485 2008-04-08 Rafael Espíndola <espindola@google.com>
22487 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
22488 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
22489 * tree.h (tree_call_nonnegative_warnv_p): New.
22491 2008-04-08 Jan Hubicka <jh@suse.cz>
22493 * function.c (free_after_compilation): Clear out regno_reg_rtx
22496 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
22499 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22501 PR middle-end/PR28690
22502 * rtlanal.c (commutative_operand_precedence): Give SYMBOL_REF's the
22503 same precedence as REG_POINTER and MEM_POINTER operands.
22505 2008-04-08 Richard Guenther <rguenther@suse.de>
22507 PR middle-end/35834
22508 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
22509 for adding index to base.
22511 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
22513 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
22514 (MINGW_ENABLE_EXECUTE_STACK): New.
22515 (IN_LIBGCC2): For libgcc include windows.h file for
22516 function declarations.
22518 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
22520 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
22521 and tem2 if tem1 is not a REG or MULT.
22523 2008-04-08 Jan Hubicka <jh@suse.cz>
22525 * function.h (incomming_args): Break out of struct function.
22526 (function_subsections): Break out of struct function.
22527 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
22528 return_rtx and hard_reg_initial_vals from struct function.
22529 Kill inl_max_label_num.
22530 (current_function_pops_args, current_function_args_info,
22531 current_function_args_size, current_function_args_size,
22532 current_function_pretend_args_size,
22533 current_function_outgoing_args_size,
22534 current_function_internal_arg_pointer, current_function_return_rtx):
22535 Kill compatibility accestor macros.
22536 * builtins.c (expand_builtin_apply_args_1): Update.
22537 (expand_builtin_next_arg): Update.
22538 * df-scan.c (df_get_call_refs): Update.
22539 * dbxout.c (dbxout_function_end): Update.
22540 * dwarf2out.c (dwarf2out_switch_text_section): Update.
22541 (output_line_info): Update.
22542 (secname_for_decl): Update.
22543 (dwarf2out_var_location): Update.
22544 * function.c (free_after_compilation): Update.
22545 (assign_parm_find_stack_rtl): Update.
22546 (assign_parms): Update.
22547 (expand_dummy_function_end): Update.
22548 (expand_function_end): Update.
22549 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
22550 (expand_call): Update.
22551 (emit_library_call_value_1): Update.
22552 (store_one_arg): Update.
22553 * varasm.c (initialize_cold_section_name): Update.
22554 (unlikely_text_section): Update.
22555 (unlikely_text_section_p): Update.
22556 (assemble_start_function): Update.
22557 (assemble_end_function): Update.
22558 (default_section_type_flags): Update.
22559 (switch_to_section): Update.
22560 * integrate.c (set_decl_abstract_flags): Update.
22561 (get_hard_reg_initial_val): Update.
22562 (has_hard_reg_initial_val): Update.
22563 (allocate_initial_values): Update.
22564 * resource.c (init_resource_info): Update.
22565 * config/alpha/alpha.c (NUM_ARGS): Update.
22566 (direct_return): Update.
22567 (alpha_va_start): Update.
22568 (alpha_sa_size): Update.
22569 (alpha_initial_elimination_offset): Update.
22570 (alpha_expand_prologue): Update.
22571 (alpha_start_function): Update.
22572 (alpha_expand_epilogue): Update.
22573 (unicosmk_initial_elimination_offset):
22574 * config/alpha/alpha.md (call expander): Update.
22575 * config/s390/s390.c (s390_register_info): Update.
22576 (s390_register_info): Update.
22577 (s390_frame_info): Update.
22578 (s390_initial_elimination_offset): Update.
22579 (s390_build_builtin_va_list): Update.
22580 (s390_va_start): Update.
22581 * config/spu/spu.c (direct_return): Update.
22582 (spu_expand_prologue): Update.
22583 (spu_initial_elimination_offset): Update.
22584 (spu_build_builtin_va_list): Update.
22585 (spu_va_start): Update.
22586 * config/sparc/sparc.c (sparc_init_modes): Update.
22587 (sparc_compute_frame_size): Update.
22588 (function_value): Update.
22589 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
22590 * config/i386/i386.md (return expander): Update.
22591 * config/i386/i386.c (ix86_va_start): Update.
22592 (ix86_can_use_return_insn_p): Update.
22593 (ix86_compute_frame_layout): Update.
22594 (ix86_expand_epilogue): Update.
22595 * config/sh/sh.c (output_stack_adjust): Update.
22596 (calc_live_regs): Update.
22597 (sh_expand_prologue): Update.
22598 (sh_builtin_saveregs): Update.
22599 (sh_va_start): Update.
22600 (initial_elimination_offset): Update.
22601 (sh_allocate_initial_value): Update.
22602 (sh_function_ok_for_sibcall): Update.
22603 (sh_get_pr_initial_val): Update.
22604 * config/sh/sh.md (return expander): Update.
22605 * config/avr/avr.c (frame_pointer_required_p): UPdate.
22606 * config/crx/crx.c (crx_compute_frame): UPdate.
22607 (crx_initial_elimination_offset): UPdate.
22608 * config/xtensa/xtensa.c (compute_frame_size): Update
22609 (xtensa_builtin_saveregs): Update.
22610 (xtensa_va_start): Update.
22611 (order_regs_for_local_alloc): Update.
22612 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
22613 (xstormy16_expand_builtin_va_start): Update.
22614 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
22615 * config/m68hc11/m68hc11.md (return expanders): Update.
22616 * config/m68hc11/m68hc11.c (expand_prologue): Update.
22617 (expand_epilogue): Update.
22618 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
22619 (cris_simple_epilogue): Update.
22620 (cris_expand_prologue): Update.
22621 (cris_expand_epilogue): Update.
22622 * config/iq2000/iq2000.c (iq2000_va_start): Update.
22623 (compute_frame_size): Update.
22624 * config/mt/mt.c (mt_compute_frame_size): Update.
22625 * config/mn10300/mn10300.c (expand_prologue): Update.
22626 (expand_epilogue): Update.
22627 (initial_offset): Update.
22628 (mn10300_builtin_saveregs):
22629 * config/mn10300/mn10300.md (return expander): Update.
22630 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
22631 (ia64_initial_elimination_offset): Update.
22632 (ia64_initial_elimination_offset): Update.
22633 (ia64_expand_prologue): Update.
22634 * config/m68k/m68k.md (return expander): Update.
22635 * config/rs6000/rs6000.c (rs6000_va_start): Update.
22636 (rs6000_stack_info): Update.
22637 * config/mcore/mcore.c (layout_mcore_frame): Update.
22638 (mcore_expand_prolog): Update.
22639 * config/arc/arc.c (arc_compute_frame_size): Update.
22640 * config/score/score3.c (score3_compute_frame_size): Update.
22641 * config/score/score7.c (score7_compute_frame_size): Update.
22642 * config/arm/arm.c (use_return_insn): Update.
22643 (thumb_find_work_register): Update.
22644 (arm_compute_save_reg_mask): Update.
22645 (arm_output_function_prologue): Update.
22646 (arm_output_epilogue): Update.
22647 (arm_size_return_regs): Update.
22648 (arm_get_frame_offsets): Update.
22649 (arm_expand_prologue): Update.
22650 (thumb_exit): Update.
22651 (thumb_unexpanded_epilogue): Update.
22652 (thumb1_output_function_prologue): Update.
22653 * config/pa/pa.md (return expander): Update.
22654 * config/pa/pa.c (compute_frame_size): Update.
22655 (hppa_builtin_saveregs): Update.
22656 * config/mips/mips.c (mips_va_start): Update.
22657 (mips16_build_function_stub): Update.
22658 (mips_compute_frame_info): Update.
22659 (mips_restore_gp): Update.
22660 (mips_output_function_prologue): Update.
22661 (mips_expand_prologue): Update.
22662 * config/v850/v850.c (compute_frame_size): Update.
22663 (expand_prologue): * config/mmix/mmix.c (along): update.
22664 (mmix_initial_elimination_offset): update.
22665 (mmix_reorg): update.
22666 (mmix_use_simple_return): update.
22667 (mmix_expand_prologue): update.
22668 (mmix_expand_epilogue): Update.
22669 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
22670 (emit_link_insn): Update.
22672 2008-04-08 Anatoly Sokolov <aesok@post.ru>
22674 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
22675 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
22677 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
22680 2008-04-07 Jan Hubicka <jh@suse.cz>
22682 * function.h (rtl): Rename to x_rtl.
22683 (crtl): New define.
22684 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22685 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22686 used_temp_slots avail_temp_slots, temp_slot_level,
22687 nonlocal_goto_handler_labels): Update accesstors.
22688 (rtl): New global variable.
22689 (struct function): Move some fileds to rtl_data.
22690 (get_arg_pointer_save_area): Update prototype.
22691 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22692 get_arg_pointer_save_area.
22693 * expr.c (init_expr): Update
22694 * function.c (get_frame_size): Update
22695 (assign_stack_local): Update
22696 (expand_function_end): Update.
22697 (get_art_pointer_save_area): Update
22699 * emit-rtl.c (rtl): Declare.
22700 (regno_reg_rtx): Declare.
22701 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22703 (gen_reg_rtx): Update.
22704 * varasm.c (n_deferred_constatns): Update accestor.
22705 (init_varasm_status): Do not allocate varasm_status.
22706 (force_const_mem, get_pool_size, output_constant_pool): Update.
22707 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22708 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22709 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
22710 * sparc/sparc.h (INIT_EXPANDERS): Update.
22711 * ia64/ia64.h (INIT_EXPANDERS): Update.
22713 2008-04-07 James E. Wilson <wilson@tuliptree.org>
22715 * reload.c (push_secondary_reload): Add missing break to for loop.
22717 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22719 PR middle-end/PR28690
22720 * rtlanal.c: Update copyright years.
22721 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
22722 as REG_POINTER and MEM_POINTER operands.
22723 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
22724 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
22725 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
22726 * gcse.c: Update copyright years.
22727 (pre_delete): Call gen_reg_rtx_and_attrs.
22728 (hoist_code): Likewise.
22729 (build_store_vectors): Likewise.
22730 (delete_store): Likewise.
22731 * loop-invariant.c (move_invariant_reg): Likewise.
22732 Update copyright years.
22734 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
22736 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
22737 control string instead of quoted.
22739 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
22741 * doc/rtl.texi: Rewrite of subreg section.
22743 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
22746 * config/i386/i386.c (legitimize_pic_address): Add treating
22747 of dllimport SYM_REF's.
22748 (legitimize_dllimport_symbol): Add prototype.
22750 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22752 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
22753 reference in constructor with non self-referential type.
22755 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22757 Removal of Return with Depressed Stack Pointer support
22758 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
22759 (ECF_SP_DEPRESSED): Likewise.
22760 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
22761 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
22762 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22763 (expand_call): Do not test ECF_SP_DEPRESSED.
22764 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22765 * function.c (keep_stack_depressed): Delete.
22766 (handle_epilogue_set): Likewise.
22767 (update_epilogue_consts): Likewise.
22768 (emit_equiv_load): Likewise.
22769 (thread_prologue_and_epilogue_insns): Remove support for Return with
22770 Depressed Stack Pointer.
22771 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22773 2008-04-06 Richard Guenther <rguenther@suse.de>
22775 PR tree-optimization/35400
22776 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
22777 information from SSA_NAMEs.
22779 2008-04-06 Anatoly Sokolov <aesok@post.ru>
22781 * config/avr/avr.h (avr_mega_p): Remove declaration.
22782 (AVR_MEGA): Remove macro.
22783 * config/avr/avr.c (avr_mega_p): Remove variable.
22784 (avr_override_options): Remove inicializion of avr_mega_p.
22785 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22786 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22787 (avr_jump_mode): (Ditto.).
22788 (avr_output_progmem_section_asm_op): (Ditto.).
22789 (avr_asm_init_sections): (Ditto.).
22790 (avr_asm_init_sections): (Ditto.).
22791 (avr_rtx_costs): (Ditto.).
22792 * config/avr/avr.md: (Ditto.).
22793 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
22796 2008-04-06 Richard Guenther <rguenther@suse.de>
22798 PR tree-optimization/35842
22799 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
22800 is_gimple_invariant_address.
22802 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
22804 * gcc.c (default_compilers): Sync Fortran extensions list with
22805 that in fortran/lang-specs.h.
22806 * doc/invoke.texi: Likewise.
22807 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
22808 * dwarf2out.c (gen_compile_unit_die): Likewise.
22810 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
22812 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
22814 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
22817 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
22818 attribute is used for nested functions.
22820 2008-04-05 Jan Hubicka <jh@suse.cz>
22822 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
22824 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
22826 (dump_files): Update.
22827 (enable_rtl_dump_file): Do not accept letter argument.
22828 * tree-pass.h (dump_file_info): Remove letter argument.
22829 * toplev.c (decode_d_option): Update -da handling.
22830 * toplev.h (enable_rtl_dump_file): Update prototype.
22831 * passes.c (register_one_dump_file): Do not accept IPA argument; work
22832 it out based on pass type.
22833 (register_dump_files_1): Likewise.
22834 (init_optimization_passes): Update register_one_dump_file calls.
22835 (execute_one_pass): Sanity check that IPA passes are called at IPA
22836 level and RTL passes at RTL level.
22837 (execute_pass_list): IPA pass can not be after or subpass of
22839 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
22840 disallov RTL subpasses of IPA subpasses.
22842 2008-04-05 Ben Elliston <bje@au.ibm.com>
22844 * tree-cfg.c (need_fake_edge_p): Return false for calls to
22845 builtins that return exactly once and do not throw. Cache call to
22848 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
22850 PR rtl-optimization/34916
22851 PR middle-end/35519
22852 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
22853 between instruction pairs.
22855 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
22857 * doc/invoke.texi: Document -mbitops for SH.
22858 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
22859 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
22860 * config/sh/sh.c (print_operand): Add %t operand code.
22861 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
22862 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
22863 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
22864 (extendqihi2): Likewise.
22865 (movqi_i): Likewise.
22866 (insv): Use bset, bclr and bst instructions for SH2A if possible.
22867 (extv): Use bld instruction for SH2A if possible.
22869 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
22870 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
22871 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
22872 (bset.b, bclr.b): Define peepholes.
22873 * config/sh/sh.opt (mbitops): New option.
22875 2008-04-04 Janis Johnson <janis187@us.ibm.com>
22878 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
22879 and view convert expression.
22881 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22884 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
22886 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
22888 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
22890 * config/i386/cpuid.h (bit_AES): New.
22891 (bit_PCLMUL): Likewise.
22893 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
22894 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
22895 SSE2 if AES or PCLMUL is enabled.
22896 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
22897 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22898 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
22899 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
22900 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
22901 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
22902 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22903 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
22904 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
22905 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
22906 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
22907 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
22908 __builtin_ia32_aeskeygenassist128 and
22909 __builtin_ia32_pclmulqdq128.
22910 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
22911 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
22912 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
22914 * config/i386/i386.h (TARGET_AES): New.
22915 (TARGET_PCLMUL): Likewise.
22916 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
22918 * config/i386/i386.md (UNSPEC_AESENC): New.
22919 (UNSPEC_AESENCLAST): Likewise.
22920 (UNSPEC_AESDEC): Likewise.
22921 (UNSPEC_AESDECLAST): Likewise.
22922 (UNSPEC_AESIMC): Likewise.
22923 (UNSPEC_AESKEYGENASSIST): Likewise.
22924 (UNSPEC_PCLMUL): Likewise.
22926 * config/i386/i386.opt (maes): New.
22927 (mpclmul): Likewise.
22929 * config/i386/sse.md (aesenc): New pattern.
22930 (aesenclast): Likewise.
22931 (aesdec): Likewise.
22932 (aesdeclast): Likewise.
22933 (aesimc): Likewise.
22934 (aeskeygenassist): Likewise.
22935 (pclmulqdq): Likewise.
22937 * config/i386/wmmintrin.h: New.
22939 * doc/extend.texi: Document AES and PCLMUL built-in function.
22941 * doc/invoke.texi: Document -maes and -mpclmul.
22943 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
22945 * function.c (free_after_parsing): Replace with
22946 cxx_push_function_context from C++ front-end.
22947 (allocate_struct_function): Don't call langhook.
22948 * langhooks.h (struct lang_hooks_for_functions): Delete.
22949 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
22951 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
22952 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
22953 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
22954 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
22955 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
22956 remove LANG_HOOKS_FUNCTION_INITIALIZER.
22957 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
22959 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
22960 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
22962 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22965 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
22968 2008-04-04 Richard Guenther <rguenther@suse.de>
22970 PR middle-end/35823
22971 * fold-const.c (optimize_minmax_comparison): Use the correct
22972 type for the constant in the simplified comparison.
22974 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
22976 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
22977 Pass L2 size as "--param l2-cache-size" to the compiler.
22978 (decode_l2_cache): New function to decode L2 cache parameters using
22979 0x8000006 extended cpuid function.
22980 (detect_caches_amd): Determine parameters of L2 cache using
22981 decode_l2_caches function.
22982 (decode_caches_intel): Decode L2 cache parameters.
22983 (detect_caches_intel): Determine L2 cache parameters using
22984 decode_caches_intel and decode_l2_caches functions.
22986 2008-04-03 Bob Wilson <bob.wilson@acm.org>
22988 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
22989 secondary input reload for subword loads from the constant pool.
22991 2008-04-03 Janis Johnson <janis187@us.ibm.com>
22994 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
22995 constants of the appropriate size for runtime calculations.
22998 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
22999 decimal-float literal constant zero.
23001 2008-04-03 Jakub Jelinek <jakub@redhat.com>
23004 * c-parser.c (c_parser_omp_atomic): Call
23005 default_function_array_conversion on the RHS.
23007 PR middle-end/35818
23008 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
23009 call is_variable_sized if decl has incomplete type.
23011 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
23013 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
23015 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
23017 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
23019 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
23020 (sgt<u>): Merge sgt and sgtu into new expander.
23021 (sgt, sgtu): Remove expanders.
23022 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
23023 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
23024 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
23025 *sgtu_<mode>_mips16 into new pattern.
23026 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
23027 (sge<u>): Merge sge and sgeu into new expander.
23028 (sge, sgeu): Remove expanders.
23029 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
23031 (*sge_<mode>, second *sge_<mode>): Remove patterns.
23032 (slt<u>): Merge slt and sltu into new expander.
23033 (slt, sltu): Remove expanders.
23034 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
23035 (*slt_<mode>, *sltu_<mode>): Remove patterns.
23036 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
23037 *sltu_<mode>_mips16 into new pattern.
23038 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
23039 (sle<u>): Merge sle and sleu into new expander.
23040 (sle, sleu): Remove expanders.
23041 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
23042 (*sle_<mode>, *sleu_<mode>): Remove patterns.
23043 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
23044 *sleu_<mode>_mips16 into new pattern.
23045 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
23047 2008-04-03 Jan Hubicka <jh@suse.cz>
23049 PR tree-optimization/35795
23050 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
23051 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
23052 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
23053 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
23054 * score/score3.c (score3_output_mi_thunk): Likewise.
23055 * score/score7.c (score7_output_mi_thunk): Likewise.
23056 * mips/mips.c (mips_output_mi_thunk): Likewise.
23058 2008-04-03 Richard Guenther <rguenther@suse.de>
23060 * tree-vrp.c (extract_range_from_unary_expr): Handle all
23061 conversions. Simplify code.
23063 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
23065 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
23067 2008-04-03 Tom Tromey <tromey@redhat.com>
23068 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23070 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23071 * config/bfin/t-bfin-linux (generated_files): Add
23072 linux-sysroot-suffix.h.
23073 * doc/install.texi (Prerequisites): Require make 3.80.
23074 * doc/sourcebuild.texi (Front End Directory): Document new
23076 * Makefile.in (generated_files): New variable.
23077 (ALL_HOST_OBJS): New variable.
23078 ($(ALL_HOST_OBJS)): New target.
23080 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
23082 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
23083 (remap_block): Call id->transform_lang_insert_block instead
23085 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
23086 Set id.transform_lang_insert_block to NULL.
23087 (clone_body): Move to cp/optimize.c
23088 * tree-inline.h (struct copy_body_data): Change
23089 transform_lang_insert_block to function pointer.
23090 (copy_generic_body, copy_decl_no_change): Export.
23091 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
23092 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
23093 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
23095 * c-tree.h (insert_block): Kill.
23096 * c-decl.c (insert_block): Kill.
23098 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
23100 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
23101 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
23102 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
23104 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
23105 argument, call {push,pop}_function_context from here.
23106 * c-parser.c: Use c_{push,pop}_function_context.
23108 * function.c (push_function_context_to): Move meat ...
23109 (push_function_context): ... here. Simplify.
23110 * function.c (pop_function_context_from): Move meat ...
23111 (pop_function_context): ... here. Simplify.
23112 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
23114 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
23115 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
23116 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
23117 * tree.h (push_function_context_to, pop_function_context_from): Remove.
23119 2008-04-03 Ben Elliston <bje@au.ibm.com>
23121 * expmed.c (extract_force_align_mem_bit_field): Remove.
23123 2008-04-03 Richard Guenther <rguenther@suse.de>
23125 PR middle-end/35800
23126 * expr.h (try_casesi): Adjust prototype.
23127 * expr.c (try_casesi): Take fallback label as extra parameter.
23128 Use that for gen_casesi if default_label is NULL.
23129 * stmt.c (expand_case): Pass fallback label to try_casesi,
23130 make sure to fill gaps with a fallback label if default_label
23133 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
23136 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
23138 2008-04-03 Ben Elliston <bje@au.ibm.com>
23140 * expmed.c (extract_split_bit_field): Remove if (0) code.
23141 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
23142 (do_ds_constraint): Likewise.
23144 2008-04-02 Joseph Myers <joseph@codesourcery.com>
23146 * doc/cppopts.texi (-dU): Document.
23147 * c-common.h (flag_dump_macros): Update comment.
23148 * c-opts.c (handle_OPT_d): Handle -dU.
23149 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
23150 dump_queued_macros, cb_used_define, cb_used_undef): New.
23151 (init_pp_output): Handle -dU.
23152 (cb_line_change): Call dump_queued_macros.
23153 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
23155 2008-04-02 Anatoly Sokolov <aesok@post.ru>
23157 * config/avr/predicates.md (io_address_operand): New predicate.
23158 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
23159 * config/avr/avr.c (avr_io_address_p): Remove function.
23160 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
23161 'avr_io_address_p' function.
23162 (out_movhi_r_mr): (Ditto.).
23163 (out_movqi_mr_r): (Ditto.).
23164 (out_movhi_mr_r): (Ditto.).
23165 (avr_address_cost): (Ditto.).
23167 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
23169 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
23170 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
23171 in 32bit mode when XMM registers are available to avoid store
23173 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
23174 corresponding post-reload splitters.
23176 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23178 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
23179 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
23180 __builtin_ia32_roundss.
23181 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
23182 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
23183 __builtin_ia32_roundss.
23184 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
23185 IX86_BUILTIN_SHUFPD here.
23187 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23189 * config/i386/i386.md (plogic): New.
23190 (plogicprefix): Likewise.
23192 * config/i386/mmx.md (mmx_<code><mode>3): New.
23193 (mmx_and<mode>3): Removed.
23194 (mmx_ior<mode>3): Likewise.
23195 (mmx_xor<mode>3): Likewise.
23197 * config/i386/sse.md (<code><mode>3): New.
23198 (*<code><mode>3): Likewise.
23199 (*<code><mode>3): Likewise.
23200 (<code><mode>3): Likewise.
23201 (*sse_<code><mode>3): Likewise.
23202 (*sse2_<code><mode>3): Likewise.
23203 (<code>tf3): Likewise.
23204 (*<code>tf3): Likewise.
23205 (and<mode>3): Likewise.
23206 (*and<mode>3): Likewise.
23207 (ior<mode>3): Removed.
23208 (*ior<mode>3): Likewise.
23209 (xor<mode>3): Likewise.
23210 (*xor<mode>3): Likewise.
23211 (*and<mode>3): Likewise.
23212 (*ior<mode>3): Likewise.
23213 (*xor<mode>3): Likewise.
23214 (and<mode>3): Likewise.
23215 (*sse_and<mode>3): Likewise.
23216 (*sse2_and<mode>3): Likewise.
23217 (andtf3): Likewise.
23218 (*andtf3): Likewise.
23219 (ior<mode>3): Likewise.
23220 (*sse_ior<mode>3): Likewise.
23221 (*sse2_ior<mode>3): Likewise.
23222 (iortf3): Likewise.
23223 (*iortf3): Likewise.
23224 (xor<mode>3): Likewise.
23225 (*sse_xor<mode>3): Likewise.
23226 (*sse2_xor<mode>3): Likewise.
23227 (xortf3): Likewise.
23228 (*xortf3): Likewise.
23230 2008-04-02 Richard Guenther <rguenther@suse.de>
23232 PR tree-optimization/14495
23233 PR tree-optimization/34793
23234 * tree-vrp.c (struct switch_update): New structure.
23235 (to_remove_edges, to_update_switch_stmts): New VECs.
23236 (simplify_switch_using_ranges): New function. Remove not taken
23237 case labels and edges.
23238 (simplify_stmt_using_ranges): Call it.
23239 (identify_jump_threads): Mark edges we have queued for removal
23240 so we don't thread them.
23241 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
23243 * tree-cfg.c (group_case_labels): Deal with missing default label.
23244 (tree_verify_flow_info): Allow missing default label.
23245 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
23246 (emit_case_nodes): Likewise.
23247 (expand_case): Do not rely on the default label to be present.
23248 * expr.c (try_casesi): Deal with NULL default_label.
23249 (do_tablejump): Likewise.
23251 2008-04-02 Richard Guenther <rguenther@suse.de>
23253 PR tree-optimization/14495
23254 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
23255 SWITCH_EXPR here ...
23256 (vrp_visit_switch_stmt): ... but here (new function).
23257 (find_case_label_index): New helper function.
23258 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
23260 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23262 * fwprop.c: Fix ISO-C99ism.
23264 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23267 * Makefile.in (objdir): Set it here.
23268 * configure.ac: Not here. Find dynamic linker characteristics.
23269 * exec-tool.in: Use them.
23270 * aclocal.m4: Regenerate.
23271 * configure: Regenerate.
23273 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23275 * expr.c (expand_var): Delete it.
23276 * expr.h (expand_var): Delete prototype.
23277 * function.c (expand_function_start): Use expand_decl instead.
23278 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
23281 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
23283 PR rtl-optimization/35542
23284 * fwprop.c (forward_propagate_and_simplify): Replace
23285 loc_reg_mentioned_in_p with reg_mentioned_p.
23287 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23289 PR rtl-optimization/35281
23290 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
23291 (propagate_rtx_1): Handle PR_HANDLE_MEM.
23292 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
23293 (varying_mem_p): Move above propagate_rtx.
23294 (all_uses_available_at): Do not check MEMs.
23296 2008-04-02 Rafael Espíndola <espindola@google.com>
23298 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
23299 (register_edge_assert_for_2): Split the cond argument.
23300 (register_edge_assert_for_1): Adjust for the change in
23301 register_edge_assert_for_2.
23302 (register_edge_assert_for): Split the cond argument.
23303 (find_switch_asserts): Adjust for the change in
23304 register_edge_assert_for.
23306 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
23308 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
23309 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
23310 offsets for 64-bit mingw.
23311 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
23312 abi for x86_64-pc-mingw.
23314 2008-04-02 Richard Guenther <rguenther@suse.de>
23316 * tree-vrp.c (extract_range_from_assert): Make sure to not
23317 produce range min/max with TREE_OVERFOW set.
23318 If merging a anti-range and a range keep the anti-range if
23319 the range covers all values of the type.
23320 (register_edge_assert_for_2): Only allow sign-changing
23321 conversions in detecting canonical range checks. Also
23322 register an assert for the unsigned name if useful.
23324 PR tree-optimization/35787
23325 * tree-vrp.c (vrp_val_max): New function.
23326 (vrp_val_min): Likewise.
23327 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
23328 (vrp_val_is_min): Likewise.
23329 (supports_overflow_infinity): Use vrp_val_{min,max}.
23330 (negative_overflow_infinity): Likewise.
23331 (positive_overflow_infinity): Likewise.
23332 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
23333 (is_positive_overflow_infinity): Likewise.
23334 (is_overflow_infinity): Likewise.
23335 (avoid_overflow_infinity): Use vrp_val_{min,max} and
23336 vrp_val_is_{min,max}.
23337 (set_and_canonicalize_value_range): Canonicalize anti-ranges
23338 to ranges if possible. Avoid empty ranges.
23340 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23342 PR middle-end/35705
23343 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
23344 the expression is a function address.
23346 2008-04-01 George Helffrich <george@gcc.gnu.org>
23348 PR fortran/35154, fortran/23057
23349 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
23350 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
23351 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
23352 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
23354 (dbxout_syms): Check for COMMON-based symbol and wrap in
23355 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
23356 in bracket for efficiency.
23358 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
23359 using DW_TAG_common_block + member offset.
23360 (add_pubname_string): New function.
23361 (dw_expand_expr): New function to find block name and offset for
23363 (common_check): New function to check whether symbol in Fortran COMMON.
23364 (gen_variable_die): If COMMON, use DW_TAG_common_block.
23366 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
23369 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
23371 2008-04-02 Ben Elliston <bje@au.ibm.com>
23373 * config/v850/v850.md (casesi): Remove if (0) code.
23374 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
23375 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
23377 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
23379 * config/i386/i386.md (rex64suffix): New mode attribute.
23380 (floathi<mode>2): Disable expander for SSE math.
23381 (*floathi<mode>2_1): New insn insn_and_split pattern.
23382 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
23383 corresponding post-reload splitters.
23384 (*floathi<mode>2_i387): New macroized insn pattern.
23385 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
23386 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
23387 insn_and_split pattern.
23388 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
23389 New macroized instruction patterns and corresponding post-reload
23391 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
23392 and corresponding post-reload splitters.
23393 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
23394 New macroized instruction patterns.
23395 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
23396 macroized instruction patterns and corresponding post-reload splitters.
23397 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
23398 corresponding post-reload splitters.
23399 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
23400 New macroized instruction patterns.
23401 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
23402 corresponding post-reload splitters.
23403 (*floatsi<mode>2_i387): New macroized instruction patterns.
23405 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
23407 * config/i386/i386.md (smaxmin): New.
23408 (umaxmin): Likewise.
23409 (maxminiprefix): Likewise.
23410 (maxminfprefix): Likewise.
23411 (<code><mode>3): Likewise.
23412 (smin<mode>3): Removed.
23413 (smax<mode>3): Likewise.
23415 * config/i386/mmx.md (mmx_<code>v2sf3): New.
23416 (mmx_<code>v4hi3): Likewise.
23417 (mmx_<code>v8qi3): Likewise.
23418 (mmx_smaxv2sf3): Removed.
23419 (mmx_sminv2sf3): Likewise.
23420 (mmx_umaxv8qi3): Likewise.
23421 (mmx_smaxv4hi3): Likewise.
23422 (mmx_uminv8qi3): Likewise.
23423 (mmx_sminv4hi3): Likewise.
23425 * config/i386/sse.md (<addsub><mode>3): New.
23426 (*<addsub><mode>3): Likewise.
23427 (<sse>_vm<addsub><mode>3): Likewise.
23428 (<maxmin><mode>3): Likewise.
23429 (*<maxmin><mode>3_finite): Likewise.
23430 (*<maxmin><mode>3): Likewise.
23431 (<sse>_vm<maxmin><mode>3): Likewise.
23432 (sse3_h<addsub>v4sf3): Likewise.
23433 (sse3_h<addsub>v2df3): Likewise.
23434 (<maxmin>v16qi3): Likewise.
23435 (*<maxmin>v16qi3): Likewise.
23436 (<maxmin>v8hi3): Likewise.
23437 (*<maxmin>v8hi3): Likewise.
23438 (*sse4_1_<maxmin><mode>3): Likewise.
23439 (*sse4_1_<maxmin><mode>3): Likewise.
23440 (add<mode>3): Removed.
23441 (*add<mode>3): Likewise.
23442 (<sse>_vmadd<mode>3): Likewise.
23443 (sub<mode>3): Likewise.
23444 (*sub<mode>3): Likewise.
23445 (<sse>_vmsub<mode>3): Likewise.
23446 (smin<mode>3): Likewise.
23447 (*smin<mode>3_finite): Likewise.
23448 (*smin<mode>3): Likewise.
23449 (<sse>_vmsmin<mode>3): Likewise.
23450 (smax<mode>3): Likewise.
23451 (*smax<mode>3_finite): Likewise.
23452 (*smax<mode>3): Likewise.
23453 (<sse>_vmsmax<mode>3): Likewise.
23454 (sse3_haddv4sf3): Likewise.
23455 (sse3_haddv2df3): Likewise.
23456 (sse3_hsubv4sf3): Likewise.
23457 (sse3_hsubv2df3): Likewise.
23458 (umaxv16qi3): Likewise.
23459 (*umaxv16qi3): Likewise.
23460 (smaxv8hi3): Likewise.
23461 (*smaxv8hi3): Likewise.
23462 (*sse4_1_smax<mode>3): Likewise.
23463 (*sse4_1_umax<mode>3): Likewise.
23464 (uminv16qi3): Likewise.
23465 (*uminv16qi3): Likewise.
23466 (sminv8hi3): Likewise.
23467 (*sminv8hi3): Likewise.
23468 (*sse4_1_smin<mode>3): Likewise.
23469 (*sse4_1_umin<mode>3): Likewise.
23471 2008-04-01 Rafael Espíndola <espindola@google.com>
23473 * tree-cfg.c (verify_expr): remove in_phi.
23474 (verify_stmt): Don't call walk_tree with verify_expr. Use
23475 is_gimple_min_invariant instead of is_gimple_val.
23477 2008-04-01 Joseph Myers <joseph@codesourcery.com>
23479 * doc/include/gpl_v3.texi: Update for manpage generation.
23480 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
23482 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
23483 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
23484 gpl_v3.texi instead of gpl.texi.
23487 2008-04-01 Jakub Jelinek <jakub@redhat.com>
23490 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
23492 2008-04-01 Rafael Espíndola <espindola@google.com>
23494 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
23495 (extract_code_and_val_from_cond): Use
23496 extract_code_and_val_from_cond_with_ops.
23498 2008-04-01 Jan Hubicka <jh@suse.cz>
23500 * function.c (free_after_compilation): Free epilogue_delay_list.
23501 (prepare_function_start): Assert that previous compilation was freed.
23503 2008-04-01 Jan Hubicka <jh@suse.cz>
23504 Jim Wilson <wilson@tuliptree.org>
23505 Andreas Tobler <andreast@gcc.gnu.org>
23507 PR middle-end/35781
23508 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
23509 rtl.emit instead cfun->emit.
23510 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
23511 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
23513 2008-04-01 Ben Elliston <bje@au.ibm.com>
23515 * doc/c-tree.texi (Function Basics): Fix grammatical error.
23517 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
23519 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
23521 (fprofile-use): Add var flag_profile_use
23522 * coverage.c (coverage_begin_output): Do not open a gcno file for
23523 output only if -ftest-coverage is set.
23524 Do not add getpwd() to gcda file path.
23525 (build_gcov_info): Check the new flag
23526 flag_profile_datafile_relative_path.
23527 (coverage_init): Use profile_data_prefix.
23528 Read profile counter only if flag_profile_use is set.
23529 * opts.c (common_handle_option): New option fprofile-use=,
23530 fprofile-dir=, fprofile-generate=.
23531 * toplev.c (profile_data_prefix): New variable definition.
23532 * toplev.h (profile_data_prefix): New declaration.
23533 * doc/invoke.tex (Option Summary, Optimization Options):
23536 2008-03-31 James E. Wilson <wilson@tuliptree.org>
23538 * varasm.c (output_constant_pool_1): In LABEL_REF check,
23539 use tmp consistently.
23542 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
23543 * config/ia64/ia64.c (rtx_needs_barrier): Handle
23544 UNSPEC_FR_RECIP_APPROX_RES.
23545 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
23547 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
23550 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
23552 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23554 PR middle-end/30186
23555 * fold-const.c (fold_indirect_ref_1): Support accessing non first
23556 element of the vector via a pointer.
23558 2008-03-31 Ian Lance Taylor <iant@google.com>
23560 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
23562 2008-03-31 Jan Hubicka <jh@suse.cz>
23564 * builtins.c (expand_builtin_setjmp_receiver): Update call of
23565 get_arg_pointer_save_area.
23566 * expr.c (init_expr): Just clear out rtl.expr.
23567 * function.c (free_after_compilation): Clear out whole RTL structure.
23568 (get_func_frame_size): Merge into ...
23569 (get_frame_size): ... this one.
23570 (assign_stack_local_1): Merge into ...
23571 (assign_stack_local): ... this one.
23572 (expand_function_end): Update call of get_arg_pointer_save_area.
23573 (get_art_pointer_save_area): Remove cfun argument.
23574 * function.h (emit_status): regno_pointer_align does not need length
23575 attribute. Move x_regno_reg_rtx to ...
23576 (regno_reg_rtx): ... new global array.
23577 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
23578 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
23579 apply_args_value, forced_labels, stack_pointer_delta):
23581 (struct varasm_status): Move here from varasm.c
23582 (struct rtl_data): New. Move here some fields from struct function.
23583 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
23584 frame_offset, stack_check_probe_note, arg_pointer_save_area,
23585 used_temp_slots avail_temp_slots, temp_slot_level,
23586 nonlocal_goto_handler_labels): Update accesstors.
23587 (rtl): New global variable.
23588 (struct function): Move some fileds to rtl_data.
23589 (get_arg_pointer_save_area): Update prototype.
23590 * emit-rtl.c (rtl): Declare.
23591 (regno_reg_rtx): Declare.
23592 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
23594 (gen_reg_rtx): Update.
23595 (init_virtual_regs): Do not tate emit_status argument.
23596 (init_emit): Do not allocate emit.
23597 * varasm.c (varasm_statuc): Move to function.h.
23598 (n_deferred_constatns): Update accestor.
23599 (init_varasm_status): Do not allocate varasm_status.
23600 (force_const_mem, get_pool_size, output_constant_pool): Update.
23601 * stmt.c (force_label_rtx): Do not use x_ prefixes.
23602 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
23604 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
23606 PR rtl-optimization/35729
23607 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
23610 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
23613 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
23614 load/store if memory is unaligned.
23615 (*movti_rex64): Likewise.
23617 * config/i386/predicates.md (misaligned_operand): New.
23619 2008-03-31 Andrew Pinski <pinskia@gmail.com>
23622 * tree-ssa-phiopt.c (conditional_replacement): Return early for
23625 2008-03-31 Jan Beulich <jbeulich@novell.com>
23627 * config/ia64/constraints.md: Add 'j' constraint.
23628 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
23629 (movdi_internal): Likewise.
23631 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
23634 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
23636 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
23639 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
23640 proper error message for the third argument on blendpd and
23643 * config/i386/sse.md (blendbits): New.
23644 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
23646 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
23648 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
23650 2008-03-30 Richard Guenther <rguenther@suse.de>
23652 PR middle-end/31023
23653 * fold-const.c (fold_sign_changed_comparison): Do leave
23654 conversions to base-types alone.
23656 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
23658 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
23659 the link register if one altivec register is be saved.
23661 2008-03-30 Ben Elliston <bje@au.ibm.com>
23663 * final.c (final_scan_insn): Remove if (0) code.
23665 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
23667 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
23669 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
23671 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
23672 of V4SFmode to ix86_binary_operator_ok.
23674 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
23676 * config/i386/i386.c (override_options): Initialize
23677 ix86_veclib_handler to ix86_veclibabi_svml when
23678 -mveclibabi=svml is used.
23679 (ix86_veclibabi_svml): New function for SVML ABI style
23680 vectorization support.
23681 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
23683 2008-03-28 Rafael Espíndola <espindola@google.com>
23685 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
23686 (tree_binary_nonnegative_warnv_p): Make it public.
23687 (tree_single_nonnegative_warnv_p): Make it public.
23688 (tree_invalid_nonnegative_warnv_p): Make it public.
23689 (tree_unary_nonzero_warnv_p): Make it public.
23690 (tree_binary_nonzero_warnv_p): Make it public
23691 (tree_single_nonzero_warnv_p): Make it public.
23692 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
23693 (extract_range_from_binary_expr): Split the expr argument.
23694 (extract_range_from_unary_expr): Split the expr argument.
23695 (extract_range_from_comparison): Split the expr argument.
23696 (extract_range_from_expr): Use the new aux functions.
23697 (vrp_evaluate_conditional_warnv): Use
23698 vrp_evaluate_conditional_warnv_with_ops.
23699 * tree.h (tree_unary_nonzero_warnv_p): Declare.
23700 (tree_binary_nonzero_warnv_p): Declare.
23701 (tree_single_nonzero_warnv_p): Declare.
23702 (tree_expr_nonzero_warnv_p): Declare.
23703 (tree_unary_nonnegative_warnv_p): Declare.
23704 (tree_binary_nonnegative_warnv_p): Declare.
23705 (tree_single_nonnegative_warnv_p): Declare.
23706 (tree_invalid_nonnegative_warnv_p): Declare.
23708 2008-03-28 Richard Guenther <rguenther@suse.de>
23710 PR tree-optimization/30317
23711 PR tree-optimization/30911
23712 PR tree-optimization/34793
23713 * tree-vrp.c (set_and_canonicalize_value_range): New function.
23714 (struct assert_locus_d): New member EXPR.
23715 (register_new_assert_for): Add EXPR parameter to support
23716 ASSERT_EXPR <name, expr OP limit>.
23717 (register_edge_assert_for_1): Adjust callers.
23718 (find_assert_locations): Likewise.
23719 (process_assert_insertions_for): Build condition from expression.
23720 (extract_range_from_assert): Handle ASSERT_EXPRs
23721 of the form ASSERT_EXPR <name, expr OP limit>.
23722 (register_edge_assert_for_2): New helper registering
23723 asserts for comparisons. Recognize range tests of the form
23724 (unsigned)i - CST1 OP CST2.
23725 (register_edge_assert_for_1): Use it.
23726 (register_edge_assert_for): Likewise.
23727 (needs_overflow_infinity): Integer sub-types
23728 do not need overflow infinities.
23729 (vrp_val_is_max): The extreme values of integer sub-types
23730 are those of the base type.
23731 (vrp_val_is_min): Likewise.
23732 * tree.def (ASSERT_EXPR): Document extra allowed conditional
23735 2008-03-28 Nick Clifton <nickc@redhat.com>
23738 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
23739 Return GENERAL_REGS for stack adjustment reloads.
23741 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
23744 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
23745 const_vector when all the vectors are constant.
23747 2008-03-27 Bob Wilson <bob.wilson@acm.org>
23749 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
23751 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
23752 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
23754 (s<code>_sf): Use new scc_sf attribute for opcode names.
23756 2008-03-27 Tom Tromey <tromey@redhat.com>
23758 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
23759 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
23760 config/spu/t-spu-elf, config/i386/t-interix,
23761 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
23762 config/i386/x-darwin, config/i386/x-mingw32,
23763 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
23764 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
23765 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
23766 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
23767 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
23768 config/rs6000/x-darwin, config/rs6000/t-rs6000,
23769 config/score/t-score-elf, config/arm/t-strongarm-pe,
23770 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
23771 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
23772 Revert automatic dependency patch.
23774 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
23777 * config/i386/i386.c (ix86_function_arg_boundary): Align
23778 decimal floating point to its natural boundary.
23780 2008-03-27 Richard Guenther <rguenther@suse.de>
23782 PR middle-end/35716
23783 * fold-const.c (fold_comparison): Restrict distinct decl
23784 comparison folding to VAR_DECLs and PARM_DECLs. Do not
23785 solely rely on operand_equal_p.
23787 2008-03-27 Richard Guenther <rguenther@suse.de>
23790 * c-common.c (handle_weak_attribute): Reject combination of
23793 2008-03-27 Richard Guenther <rguenther@suse.de>
23795 PR tree-optimization/32810
23796 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
23797 conversions from DECL_INITIAL.
23798 (fold_const_aggregate_ref): Likewise from constructor elements.
23800 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
23802 * tree-affine.h (aff_combination_expand): Declare.
23803 (get_inner_reference_aff): Likewise.
23804 * tree-affine.c (aff_combination_expand): Split out from
23805 tree_to_aff_combination_expand.
23806 (get_inner_reference_aff): New function.
23807 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
23808 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
23809 (struct lim_aux_data): sm_done field removed.
23810 (mem_ref_loc_p, mem_ref_locs_p): New types.
23811 (struct mem_ref): Added id, stored, accesses_in_loop,
23812 indep_loop, dep_loop, indep_ref, dep_ref fields.
23813 Removed is_stored, locs and next fields.
23814 (memory_accesses): New variable.
23815 (movement_possibility): Do not allow moving statements
23816 that store to memory.
23817 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
23819 (determine_max_movement): For statements with memory references,
23820 find the outermost loop in that the reference is independent.
23821 (move_computations_stmt): Mark the virtual operands for renaming.
23822 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
23823 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
23824 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
23825 add_vop_ref_mapping, create_vop_ref_mapping_loop,
23826 create_vop_ref_mapping, analyze_memory_references,
23827 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
23828 get_all_locs_in_loop, ref_always_accessed_p,
23829 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
23830 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
23831 store_motion_loop, store_motion): New functions.
23832 (struct vop_to_refs_elt): New type.
23833 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
23834 memref_hash, memref_eq, hoist_memory_references): Rewritten.
23835 (schedule_sm): Replaced by...
23836 (execute_sm): ... this.
23837 (determine_lsm_ref, hoist_memory_references,
23838 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
23839 find_more_ref_vops, free_mem_ref, free_mem_refs,
23840 determine_lsm_loop, determine_lsm): Removed.
23841 (tree_ssa_lim_finalize): Free data structures used by store motion.
23842 (tree_ssa_lim): Call analyze_memory_references. Use
23843 store_motion instead of determine_lsm.
23845 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23847 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
23848 rename tmake_file to m68hc11/t-m68hc11.
23849 (mcore): Set inhibit_libc to true.
23850 * config.host (alpha*-dec-*vms*): Set extra_programs.
23851 (interix3*): Don't use host_xmake_file.
23852 * configure.ac: Let config.gcc override inhibit_libc.
23853 * configure: Regenerate.
23855 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
23856 * config/t-openbsd-thread: Remove commented out lines.
23858 * config/x-interix: Remove.
23860 * config/m68hc11/t-m68hc11-gas: Rename to...
23861 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
23863 * config/mcore/t-mcore: Remove T_CFLAGS.
23864 * config/mcore/t-mcore-pe: Likewise.
23866 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23868 * configure.ac: Replace custom __GNU_SOURCE test with
23869 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
23870 * aclocal.m4: Regenerate.
23871 * configure: Regenerate.
23872 * config.in: Regenerate.
23874 2008-03-27 Richard Guenther <rguenther@suse.de>
23876 * fold-const.c (target.h): Include.
23877 (fold_comparison): Fold comparison of addresses of decls
23878 that bind locally or of constants. Consolidate address folding code.
23879 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
23880 results from fold_binary_to_constant.
23881 (compare_values_warnv): Likewise.
23883 2008-03-27 Andrew Pinski <pinskia@gmail.com>
23885 PR middle-end/35429
23886 * fold-const.c (fold_truthop): Check for integeral types when folding
23887 a == 0 && b == 0 and a != 0 || b != 0 .
23889 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
23891 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
23893 2008-03-26 Andreas Schwab <schwab@suse.de>
23895 * doc/invoke.texi: Fix use of @item vs. @itemx.
23897 2008-03-26 Tom Tromey <tromey@redhat.com>
23899 * Makefile.in (build/gensupport.o, build/print-rtl.o,
23900 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
23901 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
23902 build/gencodes.o, build/genconditions.o, build/genconfig.o,
23903 build/genconstants.o, build/genemit.o, build/genextract.o,
23904 build/genflags.o, build/genmddeps.o, build/genopinit.o,
23905 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
23908 2008-03-26 Richard Guenther <rguenther@suse.de>
23911 2008-03-26 Richard Guenther <rguenther@suse.de>
23913 * fold-const.c (target.h): Include.
23914 (fold_comparison): Fold comparison of addresses of two decls
23915 that bind locally. Consolidate address folding code.
23917 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23919 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
23920 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
23921 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
23922 dconstsqrt2, dconstthird, dconste and/or dconst10.
23923 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
23924 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
23925 dconstsqrt2, dconste): Delete.
23926 (init_emit_once): Likewise. Simplify initializing dconstm1.
23928 * real.c (get_real_const): New.
23929 * real.h (dconst3, dconst10, dconstm2, dconstthird,
23930 dconstsqrt2, dconste): Delete.
23931 (real_value_const, get_real_const): New.
23933 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
23935 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
23937 * config/i386/i386.c (ix86_function_arg_boundary): Check
23938 BIGGEST_ALIGNMENT instead of 128.
23939 (setup_incoming_varargs_64): Likewise.
23941 2008-03-26 Tom Tromey <tromey@redhat.com>
23943 * Makefile.in (DEPFILES): Add missing '/'.
23945 2008-03-26 Richard Guenther <rguenther@suse.de>
23947 * fold-const.c (target.h): Include.
23948 (fold_comparison): Fold comparison of addresses of two decls
23949 that bind locally. Consolidate address folding code.
23951 2008-03-26 Nick Clifton <nickc@redhat.com>
23954 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
23955 not allow INT+INT as a legitimate addressing mode.
23957 2008-03-26 Richard Guenther <rguenther@suse.de>
23959 * tree-flow.h (widen_bitfield): Remove declaration.
23960 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
23961 (widen_bitfield): Remove function.
23962 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
23965 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
23968 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
23971 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
23973 PR rtl-optimization/35232
23974 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
23975 (forget_old_reloads_1, forget_marked_reloads): Don't clear
23976 reg_reloaded_call_part_clobbered here.
23977 (reload_regs_reach_end_p): New function.
23978 (reload_reg_rtx_for_input): New variable.
23979 (reload_reg_rtx_for_output): Likewise.
23980 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
23981 when reassigning a pseudo register. Load reloadreg from
23982 reload_reg_rtx_for_input, moving the mode and register
23984 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
23985 instead of the original when deciding whether an input reload
23986 would be a no-op or whether an output reload can be deleted.
23987 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
23988 when setting up new_spill_reg_store. Load it from
23989 reload_reg_rtx_for_output, moving the mode and register
23991 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
23992 instead of the original when deciding whether an output reload
23993 would be a no-op. Do the same when modifying insn notes.
23994 Use rtx_equal_p instead of == to compare the registers.
23995 (inherit_piecemeal_p): Take a mode and two register numbers
23997 (emit_reload_insns): Clear new_spill_reg_store for every hard
23998 register in the reload register. Remove spill registers
23999 from reg_reloaded_valid before considering whether to record
24000 inheritance information for them. Use reload_reg_rtx_for_output
24001 instead of reg_rtx when recording output reloads. Use
24002 reload_reg_rtx_for_input instead of reg_rtx when recording
24003 input reloads. Set or clear reg_reloaded_call_part_clobbered
24004 at the same time as setting reg_reloaded_valid.
24005 (delete_output_reload): Add a new_reload_reg parameter and use it
24006 instead of rld[j].reg_rtx.
24007 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
24010 2008-03-25 Tom Tromey <tromey@redhat.com>
24012 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
24013 (build/genattr.o): Likewise.
24014 (build/genattrtab.o): Likewise.
24015 (build/gencodes.o): Likewise.
24016 (build/genconfig.o): Likewise.
24017 (build/genconstants.o): Likewise.
24018 (build/genemit.o): Likewise.
24019 (build/genextract.o): Likewise.
24020 (build/genflags.o): Likewise.
24022 2008-03-25 Bob Wilson <bob.wilson@acm.org>
24024 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
24025 instead of size_int for integer types.
24026 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
24027 to match type of MINUS_EXPR.
24029 2008-03-25 Tom Tromey <tromey@redhat.com>
24031 * configure: Rebuilt.
24032 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
24035 2008-03-25 Tom Tromey <tromey@redhat.com>
24037 * config/x-solaris (host-solaris.o): Update.
24038 * config/x-linux (host-linux.o): Update.
24039 * config/x-hpux (host-hpux.o): Update.
24040 * config/x-darwin (host-darwin.o): Update.
24041 * config/v850/t-v850e (v850-c.o): Update.
24042 * config/v850/t-v850 (v850-c.o): Update.
24043 * config/t-vxworks (vxworks.o): Update.
24044 * config/t-sol2 (sol2-c.o, sol2.o): Update.
24045 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
24046 * config/spu/t-spu-elf (spu-c.o): Update.
24048 * config/sh/t-symbian (sh-c.o): Update.
24049 (symbian.o): Update.
24050 * config/sh/t-sh (sh-c.o): Update.
24051 * config/score/t-score-elf (score7.o, score3.o): Update.
24052 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
24053 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
24054 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
24055 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
24056 (rs6000.o): Remove.
24057 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
24058 * config/m32c/t-m32c (m32c-pragma.o): Update.
24059 * config/ia64/t-ia64 (ia64-c.o): Update.
24060 * config/i386/x-mingw32 (host-mingw32.o): Update.
24061 * config/i386/x-i386 (driver-i386.o): Update.
24062 * config/i386/x-darwin (host-i386-darwin.o): Update.
24063 * config/i386/x-cygwin (host-cygwin.o): Update.
24064 * config/i386/t-nwld (nwld.o): Update.
24065 * config/i386/t-netware (netware.o): Update.
24066 * config/i386/t-interix (winnt.o): Update.
24067 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
24068 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
24069 msformat-c.o): Update.
24070 * config/bfin/t-bfin-linux (generated_files): Add
24071 linux-sysroot-suffix.h.
24072 * config/arm/t-wince-pe (pe.o): Update.
24073 * config/arm/t-strongarm-pe (pe.o): Update.
24074 * config/arm/t-pe (pe.o): Update.
24075 * config/arm/t-arm (arm-c.o): Update.
24076 * doc/install.texi (Prerequisites): Require make 3.80.
24077 * Makefile.in: Remove .o targets.
24078 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
24079 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
24080 (simple_generated_h, simple_generated_c): Move earlier.
24081 (generated_files): New variable.
24082 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
24083 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
24084 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
24085 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
24086 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
24087 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
24088 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
24089 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
24090 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
24091 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
24092 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
24093 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
24095 (COMPILE.base, COMPILE): New variables.
24096 (%.o): New pattern rule.
24097 (ALL_HOST_OBJS): New variable.
24098 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
24099 (dummy-checksum.o, cc1-checksum.o): Remove.
24100 (DRIVER_SHLIB): New variable.
24101 (DRIVER_DEFINES): Use it.
24102 (gencondmd.c): Move out of build/.
24103 (s-conditions): Update.
24104 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
24105 (ALL_BUILD_OBJS): Likewise.
24106 (build/%.o): Use BUILDCOMPILE.
24107 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
24108 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
24109 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
24110 build/gencheck.o, build/gencodes.o, build/genconditions.o,
24111 build/genconfig.o, build/genconstants.o, build/genemit.o,
24112 build/genextract.o, build/genflags.o, build/genmddeps.o,
24113 build/genopinit.o, build/genoutput.o, build/genpeep.o,
24114 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
24115 build/gen-protos.o, build/scan.o, build/fix-header.o,
24116 build/scan-decls.o): Simplify.
24117 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
24118 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
24119 prefix.o, toplev.o): Reduce to variable setting.
24120 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
24121 ($(out_object_file), gcc-options.o): New targets.
24122 ($(ALL_HOST_OBJS)): New target. Include dependency files.
24123 * configure: Rebuilt.
24124 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
24125 * doc/sourcebuild.texi (Front End Directory): Document new variable.
24127 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
24129 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
24130 complain when we hit an error, return ERROR_MARK_NODE.
24132 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24134 * config/sh/constraints.md (Pso, Psz): New constraints.
24135 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
24136 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
24138 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24140 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
24141 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
24143 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24145 * config/sh/sh.md (prefetch): Add condition for SH2A target.
24146 (prefetch_sh2a): New.
24148 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
24149 Naveen.H.S <naveen.hs@kpitcummins.com>
24151 * config/sh/constraints.md (I28): New constraint.
24152 * config/sh/sh.c (broken_move): Add support for movi20s.
24153 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
24155 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
24156 Jayant Sonar <Jayant.sonar@kpitcummins.com>
24157 Naveen.H.S <naveen.hs@kpitcummins.com>
24159 * config/sh/sh.c (SH_ATTRIBUTES): Define.
24160 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
24161 (print_operand): Handle resbank in %@ operand code.
24162 (sh_encode_section_info): New.
24163 (push_regs): Add conditions for resbank.
24164 (sh_expand_epilogue): Likewise.
24165 (sh_insert_attributes): Likewise.
24166 (sh_attribute_table): Likewise.
24167 (sh_handle_resbank_handler_attribute): New.
24168 (sh2a_handle_function_vector_handler_attribute): New.
24169 (sh2a_is_function_vector_call): New.
24170 (sh2a_get_function_vector_number): New.
24171 (sh2a_function_vector_p): New.
24172 (sh_cfun_resbank_handler_p): New.
24173 * config/sh/sh.md (calli): Emit jsr/n if possible.
24174 (calli_tbr_rel): New.
24175 (calli_pcrel): Emit jsr/n if possible.
24176 (return_i): Emit rts/n if possible.
24177 (call_valuei_tbr_rel): New.
24178 (call_valuei_pcrel): Add condition for SH2A target.
24179 (call_value): Likewise.
24180 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
24181 (sh2a_get_function_vector_number): Likewise.
24182 (sh2a_is_function_vector_call): Likewise.
24183 * doc/extend.texi: Document TBR relative addressing of SH2A.
24184 (resbank): Add description for SH2A.
24186 2008-03-24 Richard Guenther <rguenther@suse.de>
24189 * gimplify.c (gimplify_modify_expr): For frontend type-correct
24190 pointer assignments change conversions according to middle-end rules.
24191 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
24192 * configure.ac: Include type checking in yes.
24193 * configure: Regenerate.
24195 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24197 * diagnostic.c (diagnostic_count_diagnostic): Delete.
24198 (diagnostic_report_diagnostic): Update. Handle ICEs here.
24200 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
24202 * gthr-vxworks.h (UNUSED): Define.
24204 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
24206 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
24208 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
24210 * doc/extend.texi (Function Attributes): Add missing comma in the
24211 example of the "alloc_size" attribute.
24213 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
24216 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24218 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24221 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24224 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24225 of the underlying type of a MS bitfield layout to the natural
24226 alignment of the type.
24228 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24230 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24231 to their natural alignment to avoid store forwarding stalls.
24233 2008-03-22 Richard Guenther <rguenther@suse.de>
24235 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
24236 For PHI nodes verify the address is invariant.
24237 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
24238 (get_symbol_constant_value): Use is_gimple_min_invariant.
24239 (maybe_fold_stmt_indirect): Likewise.
24241 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
24243 PR rtl-optimization/33927
24244 * Makefile.in (dse.o): Depend on $(TM_P_H).
24245 * expr.h (extract_low_bits): Declare.
24246 * expmed.c (extract_low_bits): New function.
24247 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
24248 * dse.c: Include tm_p.h.
24249 (find_shift_sequence): Remove the read_reg argument and return the
24250 read value. Emit the instructions instead of returning them.
24251 Iterate on new_mode rather than calculating it each time.
24252 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
24253 source to NEW_MODE and extract_low_bits to convert the shifted
24254 value to READ_MODE.
24255 (replace_read): Allow the load and store to have different mode
24256 classes. Use extract_low_bits when SHIFT == 0. Create the shift
24257 or extraction instructions before trying the replacement. Update
24258 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
24260 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24262 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24263 to their natural alignment to avoid store forwarding stalls.
24265 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
24268 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
24269 encouraging but not allowing gprs for input;
24270 change the input constraint to !f#r.
24271 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
24273 change the output constraint to !f#r.
24275 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
24278 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
24279 corresponding post-reload splitters.
24280 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
24281 when x87 FP math is selected.
24282 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
24283 New function prototype.
24284 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
24285 unreachable function to ease macroization of insn patterns.
24287 2008-03-21 Martin Jambor <mjambor@suse.cz>
24289 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
24290 reference dumps if ddr is NULL or dependence is unknown.
24292 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24294 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
24295 unsigned extension into account.
24296 (ATOMIC_COMPARE_AND_SWAP): Likewise.
24297 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
24298 Do computations on a scratch register.
24300 2008-03-21 Richard Guenther <rguenther@suse.de>
24302 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
24303 Use is_gimple_min_invariant instead of TREE_INVARIANT.
24304 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
24305 * tree-ssa-dom.c (record_equality): Likewise.
24306 * tree-inline.c (copy_body_r): Likewise.
24307 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
24310 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24312 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
24313 as 'delete_unused' argument.
24315 2008-03-20 Richard Guenther <rguenther@suse.de>
24317 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24318 special casing of constant qualifiers.
24319 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
24320 care about them in general.
24321 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
24322 regardless of their type.
24323 (fold_stmt_r): Forcefully fold *& if we end up with that.
24325 2008-03-20 Paul Brook <paul@codesourcery.com>
24327 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
24328 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
24330 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
24332 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
24333 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
24335 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
24337 * common.opt (Wmudflap): New option.
24338 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
24339 (mx_register_decls): Likewise.
24340 (mudflap_finish_file): Likewise.
24341 * doc/invoke.texi: Document -Wno-mudflap.
24343 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
24345 * c-format.c (replace_format_name_to_system_name): New.
24346 (cmp_attribs): New.
24347 (convert_format_name_to_system_name): New.
24348 (decode_format_attr): Add use of convert_format_name_to_system_name.
24349 (format_types_orig): Add gnu_ prefix to names.
24350 (check_format_info_main): Special treating of \0 escaped names for
24351 supporting multi-character format specifiers as I32, I64.
24352 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
24353 (gnu_target_overrides_format_attributes): New.
24354 * c-format.h: Add structure target_ovr_attr to hold
24355 system specific formatter names.
24356 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
24357 msformat-c.o file to c_target_objs and cxx_target_objs.
24358 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24359 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
24360 (TARGET_N_FORMAT_TYPES): New.
24361 * config/i386/msformat-c.c: New.
24362 * config/i386/t-cygming: Add build rule for msformat-c.o.
24363 * doc/extend.texi: Add new format names gnu_* and ms_* and
24365 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24367 2008-03-20 Ira Rosen <irar@il.ibm.com>
24369 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
24370 optimizations turned on under -O3.
24371 (ftree-vectorize): Add that the flag is turned on with -O3.
24373 2008-03-20 Ben Elliston <bje@au.ibm.com>
24375 * regmove.c (try_auto_increment): Fix spelling error in comment.
24376 * final.c (final_scan_insn): Likewise.
24378 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
24381 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
24382 allocator preferences for "y" and "r" class registers.
24383 ("*mov<mode>_internal"): Ditto.
24384 ("*movv2sf_internal_rex64"): Ditto.
24385 ("*movv2sf_internal"): Ditto.
24387 2008-03-19 Michael Matz <matz@suse.de>
24389 PR middle-end/35616
24390 * calls.c (expand_call): Check overlap of arguments with call
24391 address for sibcalls.
24393 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24396 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24397 of the underlying type of a MS bitfield layout to the natural
24398 alignment of the type.
24400 2008-03-19 Jan Hubicka <jh@suse.cz>
24403 * toplev.c (decode_d_option): Handle all CPP flags.
24404 * tree-vrp.c: Update tree_pass descriptors.
24405 * regrename.c: Update tree_pass descriptors.
24406 * fwprop.c: Update tree_pass descriptors.
24407 * doc/invoke.texi: Remove documentation of dropped -d? flags.
24408 * tree-into-ssa.c: Update tree_pass descriptors.
24409 * tree-dump.c: Update tree_pass descriptors.
24410 * tree-complex.c: Update tree_pass descriptors.
24411 * tree-dump.h: Update tree_pass descriptors.
24412 * see.c: Update tree_pass descriptors.
24413 * cgraphbuild.c: Update tree_pass descriptors.
24414 * tracer.c: Update tree_pass descriptors.
24415 * tree-loop-distribution.c: Update tree_pass descriptors.
24416 * cgraph.c: Update tree_pass descriptors.
24417 * postreload-gcse.c: Update tree_pass descriptors.
24418 * postreload.c: Update tree_pass descriptors.
24419 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
24420 * tree-tailcall.c: Update tree_pass descriptors.
24421 * tree-pass.h (tree_opt_pass): Rename to ...
24422 (opt_pass) ... this one; add "type" field and remove letter field.
24423 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
24424 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
24425 all_lowering_passes): Update declaration.
24426 * ipa-cp.c: Update tree_pass descriptors.
24427 * final.c: Update tree_pass descriptors.
24428 * omp-low.c: Update tree_pass descriptors.
24429 * tree-ssa-dse.c: Update tree_pass descriptors.
24430 * ipa-reference.c: Update tree_pass descriptors.
24431 * tree-ssa-uncprop.c: Update tree_pass descriptors.
24432 * auto-inc-dec.c: Update tree_pass descriptors.
24433 * reorg.c: Update tree_pass descriptors.
24434 * cgraphunit.c: Update tree_pass descriptors.
24435 * tree-ssa-copyrename.c: Update tree_pass descriptors.
24436 * tree-ssa-ccp.c: Update tree_pass descriptors.
24437 * df-core.c: Update tree_pass descriptors.
24438 * mode-switching.c: Update tree_pass descriptors.
24439 * tree-nomudflap.c: Update tree_pass descriptors.
24440 * modulo-sched.c: Update tree_pass descriptors.
24441 * ipa-pure-const.c: Update tree_pass descriptors.
24442 * cse.c: Update tree_pass descriptors.
24443 * web.c: Update tree_pass descriptors.
24444 * tree-stdarg.c: Update tree_pass descriptors.
24445 * tree-ssa-math-opts.c: Update tree_pass descriptors.
24446 * tree-ssa-dom.c: Update tree_pass descriptors.
24447 * tree-nrv.c: Update tree_pass descriptors.
24448 * tree-ssa-alias.c: Update tree_pass descriptors.
24449 * loop-init.c: Update tree_pass descriptors.
24450 * gimple-low.c: Update tree_pass descriptors.
24451 * ipa-inline.c: Update tree_pass descriptors.
24452 * tree-ssa-sink.c: Update tree_pass descriptors.
24453 * global.c: Update tree_pass descriptors.
24454 * ifcvt.c: Update tree_pass descriptors.
24455 * jump.c: Update tree_pass descriptors.
24456 * predict.c: Update tree_pass descriptors.
24457 * tree-ssa-loop.c: Update tree_pass descriptors.
24458 * recog.c: Update tree_pass descriptors.
24459 * dse.c: Update tree_pass descriptors.
24460 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
24461 * tree-eh.c: Update tree_pass descriptors.
24462 * regmove.c: Update tree_pass descriptors.
24464 * function.c: Update tree_pass descriptors.
24465 * tree-vectorizer.c: Update tree_pass descriptors.
24466 * gcse.c: Update tree_pass descriptors.
24467 * ipa-type-escape.c: Update tree_pass descriptors.
24468 * tree-if-conv.c: Update tree_pass descriptors.
24469 * init-regs.c: Update tree_pass descriptors.
24470 * ipa.c: Update tree_pass descriptors.
24471 * tree-ssa-phiopt.c: Update tree_pass descriptors.
24472 * rtl-factoring.c: Update tree_pass descriptors.
24473 * lower-subreg.c: Update tree_pass descriptors.
24474 * bt-load.c: Update tree_pass descriptors.
24475 * tree-dfa.c: Update tree_pass descriptors.
24476 * except.c: Update tree_pass descriptors.
24477 * emit-rtl.c: Update tree_pass descriptors.
24478 * cfgexpand.c: Update tree_pass descriptors.
24479 * tree-cfgcleanup.c: Update tree_pass descriptors.
24480 * cfgcleanup.c: Update tree_pass descriptors.
24481 * tree-ssa-pre.c: Update tree_pass descriptors.
24482 * tree-sra.c: Update tree_pass descriptors.
24483 * tree-mudflap.c: Update tree_pass descriptors.
24484 * tree-ssa-copy.c: Update tree_pass descriptors.
24485 * cfglayout.c: Update tree_pass descriptors.
24486 * tree-ssa-forwprop.c: Update tree_pass descriptors.
24487 * tree-ssa-dce.c: Update tree_pass descriptors.
24488 * tree-ssa.c: Update tree_pass descriptors.
24489 * regclass.c: Update tree_pass descriptors.
24490 * integrate.c: Update tree_pass descriptors.
24491 * tree-optimize.c: Update tree_pass descriptors.
24492 * tree-ssa-phiprop.c: Update tree_pass descriptors.
24493 * tree-object-size.c: Update tree_pass descriptors.
24494 * combine.c: Update tree_pass descriptors.
24495 * tree-outof-ssa.c: Update tree_pass descriptors.
24496 * bb-reorder.c: Update tree_pass descriptors.
24497 * stack-ptr-mod.c: Update tree_pass descriptors.
24498 * var-tracking.c: Update tree_pass descriptors.
24499 * tree-profile.c: Update tree_pass descriptors.
24500 * tree-vect-generic.c: Update tree_pass descriptors.
24501 * reg-stack.c: Update tree_pass descriptors.
24502 * sched-rgn.c: Update tree_pass descriptors.
24503 * tree-ssa-structalias.c: Update tree_pass descriptors.
24504 * tree-cfg.c: Update tree_pass descriptors.
24505 * passes.c (current_pass): Update declaration.
24506 (finish_optimization_passes): Update.
24507 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
24508 (register_one_dump_file, register_dump_files_1, next_pass_1):
24510 (init_optimization_passes): Update handling of new types.
24511 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
24512 * ipa-struct-reorg.c: Update tree_pass descriptors.
24513 * tree-ssa-reassoc.c: Update tree_pass descriptors.
24514 * combine-stack-adj.c: Update tree_pass descriptors.
24515 * cfgrtl.c: Update tree_pass descriptors.
24516 * dce.c: Update tree_pass descriptors.
24517 * tree-ssanames.c: Update tree_pass descriptors.
24519 2008-03-19 Richard Guenther <rguenther@suse.de>
24521 PR middle-end/35609
24522 * tree-ssa.c (walk_data): New structure.
24523 (warn_uninitialized_var): If not always_executed warn with "maybe"
24525 (execute_early_warn_uninitialized): Compute post-dominators.
24526 Initialize always_executed before processing each basic block.
24528 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
24531 * config/i386/i386.c (x86_this_parameter): Calculate correct location
24532 of "this" pointer when "regparm = N" or "fastcall" is in effect.
24534 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24536 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
24538 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
24540 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
24542 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
24543 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
24544 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
24545 target after ignore has been set, and move there also the commputation
24546 of subtarget and original_target.
24547 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
24548 (LANG_HOOKS_INITIALIZER): Remove it.
24549 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
24551 2008-03-18 Richard Guenther <rguenther@suse.de>
24553 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
24554 found an expression with constants, note that in the VN for the lhs.
24555 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
24556 fold them to constants if possible. Run cleanup_cfg if done so.
24557 (execute_pre): Return todo.
24558 (do_pre): Likewise.
24559 (execute_fre): Likewise.
24560 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
24562 (get_prop_source_stmt): Look through pointer conversions.
24564 2008-03-18 Jan Hubicka <jh@suse.cz>
24566 * tree-pretty-print.c: Include predict.h.
24567 (dump_generic_node): Dump predictor.
24568 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
24569 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
24570 * gimple-low.c (lower_stmt): Likewise.
24571 * expr.c (expand_expr_real): Likewise.
24572 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
24574 (build_predict_expr, build_predict_expr): New.
24575 * predict.h (predictor_name, build_predict_expr): Update.
24576 * c-typeck.c (c_finish_bc_stmt): Add prediction.
24577 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
24578 * predict.def (PRED_CONTINUE): Update hitrate.
24579 * tree.def (PREDICT_EXPR): Define.
24580 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
24581 do not handle BIND_EXPR.
24582 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
24583 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
24584 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
24587 2008-03-18 Michael Matz <matz@suse.de>
24589 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
24591 2008-03-18 Richard Guenther <rguenther@suse.de>
24593 * tree-gimple.h (is_gimple_invariant_address): Declare.
24594 (is_gimple_constant): Likewise.
24595 * tree-gimple.c (is_gimple_constant): New function.
24596 (is_gimple_invariant_address): Likewise.
24597 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
24598 and is_gimple_invariant_address.
24599 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
24601 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
24602 an addressable base.
24604 2008-03-18 Jakub Jelinek <jakub@redhat.com>
24606 PR middle-end/35611
24607 * gimplify.c (gimplify_expr): Gimplify second operand of
24610 2008-03-17 Richard Guenther <rguenther@suse.de>
24612 PR tree-optimization/19637
24613 * fold-const.c (fold_unary): Remove restrictions of removing
24614 intermediate pointer-conversions (P2)(P1)P0.
24615 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
24616 conversion to void pointer.
24617 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
24619 2008-03-16 James E. Wilson <wilson@tuliptree.org>
24622 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
24623 emulated thread local variables.
24625 2008-03-16 Richard Guenther <rguenther@suse.de>
24627 PR middle-end/35607
24628 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
24629 expand TREE_INVARIANT operations that are not gimple invariant.
24631 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
24633 * doc/extend.texi (Alignment): Say that the ABI controls
24634 the __alignof__ for non-strict-alignment targets rather
24635 than being a recommendation.
24637 2008-03-15 Paul Brook <paul@codesourcery.com>
24639 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
24641 (arm_output_fn_unwind): Mark functions that can not be unwound.
24643 2008-03-15 Paul Brook <paul@codesourcery.com>
24645 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
24646 extension instructions.
24648 2008-03-15 Richard Guenther <rguenther@suse.de>
24650 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
24651 and fold constant aggregate refs.
24652 (fold_const_aggregate_ref): Handle string constants
24653 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
24654 (evaluate_stmt): Simplify now that ccp_fold folds constant
24657 2008-03-15 Paul Brook <paul@codesourcery.com>
24659 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
24660 (extzv): Use gen_extzv_t2.
24661 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
24663 2008-03-15 Richard Guenther <rguenther@suse.de>
24665 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
24666 (fold_const_aggregate_ref): Likewise.
24667 (get_value): Return NULL if we don't have any values.
24668 (ccp_finalize): Set const_val to NULL after freeing it.
24669 * tree-flow.h (get_symbol_constant_value): Declare.
24670 (fold_const_aggregate_ref): Likewise.
24671 * tree-ssa-sccvn.c (try_to_simplify): Use them.
24673 2008-03-15 Richard Guenther <rguenther@suse.de>
24675 PR middle-end/35593
24676 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
24677 to not produce negative array indices if not allowed. Add
24678 parameter to indicate that.
24679 (maybe_fold_offset_to_component_ref): Allow negative array
24680 indices only for the first member of a structure.
24681 (maybe_fold_offset_to_reference): Allow negative array indices.
24682 (maybe_fold_stmt_addition): Likewise.
24684 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
24685 Anatoly Sokolov <aesok@post.ru>
24687 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
24688 (avr_arch): Add ARCH_AVR6.
24689 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
24690 (initial_elimination_offset): Initialize and use 'avr_pc_size'
24691 instead of fixed value 2.
24692 (print_operand_address): Use gs() asm specifier instead of pm().
24693 (avr_assemble_integer): (Ditto.).
24694 (avr_output_addr_vec_elt): (Ditto.).
24695 (print_operand): Handle "!" code.
24696 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
24697 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
24698 (AVR_HAVE_EIJMP_EICALL): Define.
24699 (AVR_3_BYTE_PC): Redefine.
24700 (AVR_2_BYTE_PC): (Ditto.).
24701 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
24702 (LINK_SPEC): Add atmega2560 and atmega2561.
24703 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
24705 * config/avr/avr.md (call_insn): Use eicall instead of icall
24706 for 3 byte PC devices.
24707 (call_value_insn): (Ditto.).
24708 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
24709 (indirect_jump): Use only for for 2 byte PC devices.
24710 (*tablejump): (Ditto.).
24711 (*indirect_jump_avr6): Add insn.
24712 (*tablejump_rjmp): Don't use for 3 byte PC devices.
24713 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
24714 instead of ijmp for 3 byte PC devices.
24715 (__tablejump2__): (Ditto.).
24716 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
24717 (MULITLIB_DIRNAMES): (Ditto.).
24718 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
24720 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
24722 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
24723 "sse2_umulsidi3". Use V1DI mode for operand 0.
24724 ("mmx_psadbw"): Use V1DI mode for operand 0.
24725 * config/i386/i386-modes.def (V1SI): New vector mode.
24726 * config/i386/i386.c (struct builtin_description)
24727 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
24728 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
24729 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
24730 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
24731 v1di_ftype_v8qi_v8qi type.
24732 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
24734 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
24735 __builtin_ia32_pmuludq]: Fix the mode of return value.
24737 2008-03-15 Richard Guenther <rguenther@suse.de>
24739 PR middle-end/35595
24740 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
24743 2008-03-14 Bob Wilson <bob.wilson@acm.org>
24745 * doc/invoke.texi (Option Summary, Xtensa Options): Document
24746 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
24747 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
24748 unless TARGET_SERIALIZE_VOLATILE is enabled.
24749 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
24750 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
24751 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
24753 2008-03-14 Richard Guenther <rguenther@suse.de>
24755 PR tree-optimization/34172
24756 * tree-flow.h (refs_may_alias_p): Declare.
24757 (get_single_def_stmt): Likewise.
24758 (get_single_def_stmt_from_phi): Likewise.
24759 (get_single_def_stmt_with_phi): Likewise.
24760 * tree-dfa.c (refs_may_alias_p): New function.
24761 (get_single_def_stmt): Likewise.
24762 (get_single_def_stmt_from_phi): Likewise.
24763 (get_single_def_stmt_with_phi): Likewise.
24764 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
24765 (vn_reference_lookup_1): New helper function.
24766 (vn_reference_lookup): Walk the virtual use-def chain to
24767 continue searching for a match if the def does not alias the
24768 reference we are looking for.
24770 2008-03-14 David Edelsohn <edelsohn@gnu.org>
24772 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
24773 archive and Perzl. Update The Written Word listing.
24775 2008-03-14 Richard Guenther <rguenther@suse.de>
24777 PR tree-optimization/34043
24778 PR tree-optimization/33989
24779 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
24781 (bitmap_find_leader): Use extra argument to verify dominance
24782 relationship inside a basic-block.
24783 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
24784 (find_leader_in_sets): Adjust.
24785 (create_component_ref_by_pieces): Take extra argument for
24786 dominance check, handle lookup failures.
24787 (find_or_generate_expression): Likewise.
24788 (create_expression_by_pieces): Likewise.
24789 (insert_into_preds_of_block): Adjust.
24790 (create_value_expr_from): If asked for, verify all operands
24791 are in the blocks AVAIL_OUT set.
24792 (make_values_for_stmt): Check for SSA_NAMEs that are life
24793 over an abnormal edge.
24794 (compute_avail): Remove such check.
24795 (do_SCCVN_insertion): New function.
24796 (eliminate): If we do not find a leader suitable for replacement
24797 insert a replacement expression from SCCVN if available.
24798 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
24799 (struct vn_ssa_aux): Add needs_insertion flag.
24800 * tree-ssa-sccvn.c (may_insert): New global flag.
24801 (copy_reference_ops_from_ref): Value-number union member access
24802 based on its size, not type and member if insertion is allowed.
24803 (visit_reference_op_load): For a weak match from union type
24804 punning lookup a view-converted value and insert a SSA_NAME
24805 for that value if that is not found.
24806 (visit_use): Make dumps shorter. Do not disallow value numbering
24807 SSA_NAMEs that are life over an abnormal edge to constants.
24808 (free_scc_vn): Release inserted SSA_NAMEs.
24809 (run_scc_vn): New flag to specify whether insertion is allowed.
24810 Process SSA_NAMEs in forward order.
24811 * tree-ssa-loop-im.c (for_each_index): Handle invariant
24812 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
24813 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
24814 pointer type to/from integral types that do not change the
24815 precision to regular conversions.
24817 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24819 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24820 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24821 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
24822 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
24823 input arguments and the mode of return value. Built-in functions
24824 that operate on whole 64-bit MMX register now use V1DI mode.
24826 2008-03-13 Alon Dayan <alond@il.ibm.com>
24827 Olga Golovanevsky <olga@il.ibm.com>
24829 PR tree-optimization/35041
24830 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
24831 to locate the right position in a statement.
24833 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24837 * config/i386/xmmintrin.h: Change all static inline functions to
24838 extern inline and add __gnu_inline__ attribute.
24839 * config/i386/bmintrin.h: Ditto.
24840 * config/i386/smmintrin.h: Ditto.
24841 * config/i386/tmmintrin.h: Ditto.
24842 * config/i386/mmintrin-common.h: Ditto.
24843 * config/i386/ammintrin.h: Ditto.
24844 * config/i386/emmintrin.h: Ditto.
24845 * config/i386/pmmintrin.h: Ditto.
24846 * config/i386/mmintrin.h: Ditto.
24847 * config/i386/mm3dnow.h: Ditto.
24849 2008-03-13 Jakub Jelinek <jakub@redhat.com>
24851 PR middle-end/35185
24852 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
24853 (lower_omp_2): New function.
24854 (lower_omp_1, lower_omp): Rewritten.
24856 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
24859 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
24860 with the phrase "Microsoft Windows compilers".
24861 (Push/Pop Macro Pragmas): New subsection. Document
24862 #pragma push_macro and pragma pop_macro.
24864 2008-03-12 Paul Brook <paul@codesourcery.com>
24866 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
24868 2008-03-12 Paul Brook <paul@codesourcery.com>
24870 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
24871 (thumb2_alusi3_short): Exclude PLUS and MINUS.
24872 (thumb2_addsi_shortim): Rename ...
24873 (thumb2_addsi_short): ... to this. Allow register operands.
24874 (thumb2_subsi_short): New pattern.
24875 (thumb2_one_cmplsi2_short,
24876 thumb2_negsi2_short): New patterns and peepholes.
24878 2008-03-12 Paul Brook <paul@codesourcery.com>
24880 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
24882 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
24884 * config/i386/i386.md (int_cond): New code iterator.
24886 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
24887 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
24888 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
24889 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
24890 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
24891 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
24892 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
24893 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
24895 2008-03-12 Paul Brook <paul@codesourcery.com>
24897 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
24898 instead of {arm,thumb}_compute_save_reg_mask.
24899 (output_return_instruction): Ditto.
24900 (thumb_unexpanded_epilogue): Ditto.
24901 (thumb1_expand_prologue): Ditto.
24902 (thumb1_output_function_prologue): Ditto.
24903 (arm_set_return_address): Ditto.
24904 (thumb_set_return_address): Ditto.
24905 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
24906 regs to achieve stack alignment.
24907 (thumb1_compute_save_reg_mask): Fix compiler warning.
24908 (arm_output_epilogue): Use offsets->saved_regs_mask.
24909 Adjust stack pointer by poping call clobered registers.
24910 (arm_expand_prologue): Use offsets->saved_regs_mask.
24911 Adjust stack pointer by pushing extra registers.
24912 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
24914 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
24917 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
24918 conversion to the operands of a multiplication.
24920 2008-03-12 Richard Guenther <rguenther@suse.de>
24922 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
24923 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
24924 * timevar.def (TV_TREE_PHIPROP): Add.
24925 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
24926 pass description. Use TV_TREE_PHIPROP.
24927 * tree-ssa-forwprop.c: Remove phiprop code.
24929 2008-03-12 Jakub Jelinek <jakub@redhat.com>
24931 PR middle-end/35549
24932 * omp-low.c (maybe_lookup_decl): Constify first argument.
24933 (use_pointer_for_field): Change last argument from bool to
24934 omp_context *. Disallow shared copy-in/out in nested
24935 parallel if decl is shared in outer parallel too.
24936 (build_outer_var_ref, scan_sharing_clauses,
24937 lower_rec_input_clauses, lower_copyprivate_clauses,
24938 lower_send_clauses, lower_send_shared_vars): Adjust callers.
24940 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
24941 Ira Rosen <irar@il.ibm.com>
24943 * tree-vectorizer.c (free_stmt_vec_info): New function.
24944 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
24945 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
24946 * tree-vectorizer.h (free_stmt_vec_info): Declare.
24947 * tree-vect-transform.c (vectorizable_conversion): Free
24948 vec_oprnds0 if it was allocated.
24949 (vect_permute_store_chain): Remove unused VECs.
24950 (vectorizable_store): Free VECs that are allocated in the..
24952 (vect_transform_strided_load, vectorizable_load): Likewise.
24953 (vect_remove_stores): Simplify the code.
24954 (vect_transform_loop): Move code to vect_remove_stores().
24955 Call vect_remove_stores() and free_stmt_vec_info().
24957 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24959 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
24960 TARGET_HPUX. Revise comment.
24961 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
24962 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
24963 Use sr4 variant of `be' instruction when not generating PIC code.
24964 (attr_length_call): Adjust for above change.
24966 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24968 * ipa-reference.c (static_execute): Remove module_statics_const and
24969 associated setting code.
24971 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24974 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
24975 predicate for operand 1.
24976 (paritysi2_cmp): Use register_operand predicate for operand 2.
24977 Use earlyclobber modifier for operand 1. Remove support for
24979 (paritydi2_cmp): Use register_operand predicate for operand 3.
24980 Use earlyclobber modifier for operand 1. Remove support for
24983 2008-03-11 Paul Brook <paul@codesourcery.com>
24984 Vladimir Prus <vladimir@codesourcery.com>
24986 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
24987 (arm_compute_save_reg0_reg12_mask): Always
24988 check if register 11 must be saved. Always safe hard frame pointer
24989 when frame_pointer_needeed.
24990 (arm_compute_save_reg_mask): Save IP and PC
24991 only with apcs frames.
24992 (arm_output_epilogue): Adjust Thumb2 codepath to
24993 be also invoked and work for ARM non-apcs frames.
24994 (arm_expand_prologue): Don't bother saving IP
24995 for non-apcs frame, since it's not clobbered by
24996 prologue code. Implement non-apcs frame
24999 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
25001 PR rtl-optimization/35281
25002 * expr.c (convert_move): Use a new pseudo for the intermediate
25003 from_mode->word_mode result.
25005 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
25007 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
25008 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
25009 * toplev.c (compile_file): Don't call it.
25011 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
25013 PR middle-end/35526
25014 * expr.c (store_expr): Call emit_block_move if the mode
25015 of "temp" RTX is BLKmode.
25017 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
25018 Richard Guenther <rguenther@suse.de>
25020 PR tree-optimization/31358
25021 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
25022 the step with a NULL_TREE.
25023 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
25024 to sizetype if type is a pointer type.
25025 (add_candidate_1): Don't convert the base and step to
25026 the generic type if the orginal type is a pointer type.
25027 (add_iv_value_candidates): Use sizetype for the step
25028 if type is a pointer type.
25029 (cand_value_at): Likewise.
25030 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
25032 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
25033 Don't convert the tem affine to the type.
25034 (add_elt_to_tree): Use sizetype for the step if a pointer.
25035 Use POINTER_PLUS_EXPR for pointers.
25036 (aff_combination_to_tree): Use sizetype for the step if a
25039 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
25041 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
25042 Remove commutativity hint.
25044 2008-03-10 Jakub Jelinek <jakub@redhat.com>
25048 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
25049 errorneous type. Check that v is a VAR_DECL.
25051 PR middle-end/35099
25052 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
25054 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
25056 PR tree-optimization/35494
25057 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
25058 may be overriden at link and run time.
25060 2008-03-10 Richard Guenther <rguenther@suse.de>
25062 PR tree-optimization/34677
25063 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
25064 (poolify_tree): Likewise.
25065 (modify_expr_template): Likewise.
25066 (poolify_modify_stmt): Likewise.
25067 (insert_fake_stores): Handle all component-ref style stores
25068 in addition to INDIRECT_REF. Also handle complex types.
25069 Do not poolify the inserted load.
25070 (realify_fake_stores): Do not rebuild the tree but only
25071 make it a SSA_NAME copy.
25072 (init_pre): Remove initialzation of modify_expr_template.
25073 Do not allocate modify_expr_node_pool.
25074 (fini_pre): Do not free modify_expr_node_pool.
25076 2008-03-10 Paul Brook <paul@codesourcery.com>
25078 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
25079 to avoid conflicts.
25081 2008-03-10 Paul Brook <paul@codesourcery.com>
25082 Mark Shinwell <shinwell@codesourcery.com>
25084 * config/arm/cortex-r4.md: New.
25085 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
25087 * config/arm/arm.md: Include cortex-r4.md.
25088 (insn): Add smmls, sdiv and udiv values.
25089 (generic_sched): Don't use generic scheduling for Cortex-R4.
25090 (arm_issue_rate): New function.
25091 (TARGET_SCHED_ISSUE_RATE): Define.
25093 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
25095 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
25097 2008-03-10 Richard Guenther <rguenther@suse.de>
25099 * tree-ssa-pre.c (get_sccvn_value): Simplify.
25100 (compute_avail): Do not add stmt uses to AVAIL_OUT.
25102 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
25104 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
25105 Set default to true.
25107 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25109 * c.opt (Wsynth): Deprecate.
25110 * doc/invoke.texi (Option Summary, Warning Options): Document
25111 -Wno-format-contains-nul.
25113 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
25116 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
25117 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
25119 2008-03-09 Ira Rosen <irar@il.ibm.com>
25121 * config/rs6000/rs6000.c (builtin_description): Rename vector
25122 left shift operations.
25123 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
25124 (altivec_vsl<VI_char>): Rename to ...
25125 (ashl<mode>3): ... new name.
25126 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
25128 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
25130 2008-03-08 Richard Guenther <rguenther@suse.de>
25132 * coverage.h (tree_coverage_counter_addr): Declare.
25133 * coverage.c (tree_coverage_counter_addr): New function.
25134 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
25135 before using again.
25136 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
25137 (tree_gen_one_value_profiler): Likewise.
25138 (tree_gen_ic_profiler): Likewise.
25139 (tree_gen_average_profiler): Likewise.
25140 (tree_gen_ior_profiler): Likewise.
25142 2008-03-08 Richard Guenther <rguenther@suse.de>
25144 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
25145 (vn_binary_op_insert): Likewise.
25146 (vn_unary_op_lookup): Likewise.
25147 (vn_unary_op_insert): Likewise.
25148 (vn_nary_op_lookup): Declare.
25149 (vn_nary_op_insert): Likewise.
25150 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
25151 and binary hashes, use a single obstack for unary_op_pool
25152 and binary_op_pool.
25153 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
25154 a single struct vn_nary_op_s. Store tree code length and
25155 a variable number of operands.
25156 (struct vn_reference_op_struct): Remove unused op2.
25157 (vn_reference_op_eq): Do not compare op2.
25158 (vn_reference_op_compute_hash): Do not compute hash of op2.
25159 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
25160 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
25161 with vn_nary_op_compute_hash.
25162 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
25163 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
25165 (vn_unary_op_insert, vn_binary_op_insert): Replace with
25167 (visit_unary_op): Call nary functions.
25168 (visit_binary_op): Likewise.
25169 (process_scc): Adjust for struct vn_tables_s changes.
25170 (allocate_vn_table): Likewise.
25171 (free_vn_table): Likewise.
25172 * tree-vn.c (vn_add): Call nary functions.
25173 (vn_lookup): Likewise.
25175 2008-03-08 Jakub Jelinek <jakub@redhat.com>
25178 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
25179 wdst back after sync_compare_and_swapqhi_internal.
25181 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
25184 * config/i386/i386-modes.def (V1DI): New vector mode.
25185 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
25186 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
25187 (MMXMODE248): Ditto.
25188 (MMXMODE): Add V1DI mode.
25189 (mmxvecsize): Change DI mode to V1DI mode.
25190 ("mov<mode>): Use MMXMODEI8 mode iterator.
25191 ("*mov<mode>_internal_rex64"): Ditto.
25192 ("*mov<mode>_internal"): Ditto.
25193 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
25194 ("mmx_sub<mode>3"): Ditto.
25195 ("mmx_adddi3"): Remove insn pattern.
25196 ("mmx_subdi3"): Ditto.
25197 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
25198 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
25199 ("mmx_ashl<mode>3"): Ditto.
25200 ("mmx_lshrdi3"): Remove insn pattern.
25201 ("mmx_ashldi3"): Ditto.
25202 * config/i386/i386.c (classify_argument): Handle V1DImode.
25203 (function_arg_advance_32): Ditto.
25204 (function_arg_32): Ditto.
25205 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
25206 mmx_addv1di3 insn pattern.
25207 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
25208 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
25209 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
25210 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
25211 Remove definitions of built-in functions.
25212 (V1DI_type_node): New node.
25213 (v1di_ftype_v1di_int): Ditto.
25214 (v1di_ftype_v1di_v1di): Ditto.
25215 (v2si_ftype_v2si_si): Ditto.
25216 (v4hi_ftype_v4hi_di): Remove node.
25217 (v2si_ftype_v2si_di): Ditto.
25218 (ix86_init_mmx_sse_builtins): Handle V1DImode.
25219 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
25220 Redefine builtins using def_builtin_const with *_ftype_*_int node.
25221 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
25222 Add new builtins using def_builtin_const.
25223 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
25224 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
25225 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
25226 * config/i386/mmintrin.h (__v1di): New typedef.
25227 (_mm_add_si64): Cast arguments to __v1di type.
25228 (_mm_sub_si64): Ditto.
25229 (_mm_sll_pi16): Cast __count to __v4hi type.
25230 (_mm_sll_pi32): Cast __count to __v2si type.
25231 (_mm_sll_si64): Cast arguments to __v1di type.
25232 (_mm_srl_pi16): Cast __count to __v4hi type.
25233 (_mm_srl_pi32): Cast __count to __v2si type.
25234 (_mm_srl_si64): Cast arguments to __v1di type.
25235 (_mm_sra_pi16): Cast __count to __v4hi type.
25236 (_mm_sra_pi32): Cast __count to __v2si type.
25237 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
25238 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
25239 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
25240 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
25241 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
25242 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
25243 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
25244 (_mm_srai_pi32): Use __builtin_ia32_psradi.
25245 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
25246 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
25247 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
25248 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
25250 2008-03-07 Joseph Myers <joseph@codesourcery.com>
25252 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
25254 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
25257 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
25258 reg+const addressing for Altivec modes. Don't generate reg+reg
25259 addressing for TFmode or TDmode quantities.
25261 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
25263 * c-common.c (vector_types_convertible_p): Call langhook
25264 instead of comptypes.
25266 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25269 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
25270 integral and scalar float variables which have a
25273 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
25275 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
25276 dwarf_register_span hook when emitting unwind information for
25277 register-to-memory saves.
25278 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
25279 (rs6000_frame_related): Remove call to spe_synthesize_frame.
25281 2008-03-06 Jakub Jelinek <jakub@redhat.com>
25283 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
25284 for the same VAR_DECL.
25286 2008-03-06 Tom Tromey <tromey@redhat.com>
25288 * treelang: Delete.
25289 * doc/standards.texi (Standards): Don't mention treelang.
25290 * doc/invoke.texi (Overall Options): Don't mention treelang.
25291 * doc/install.texi (Prerequisites): Don't mention bison or
25293 (Configuration): Don't mention treelang.
25294 (Building): Likewise.
25295 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
25297 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
25299 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
25300 word-extractions out of a multi-word object.
25302 2008-03-06 Richard Guenther <rguenther@suse.de>
25304 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
25305 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
25306 result type and precision.
25307 * expr.c (get_inner_reference): Set unsignedp based on the result
25308 type of BIT_FIELD_REF.
25309 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
25310 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
25311 (try_instantiate_multiple_fields): Likewise. Use the correct type
25313 (sra_build_assignment): Likewise.
25314 (sra_build_elt_assignment): Likewise.
25315 (sra_explode_bitfield_assignment): Likewise.
25316 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
25317 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
25318 set BIT_FIELD_REF_UNSIGNED.
25319 (vectorizable_load): Likewise.
25321 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
25323 * cse.c (cse_extended_basic_block): Invalidate artificial defs
25326 2008-03-06 Richard Guenther <rguenther@suse.de>
25328 * alias.c (struct alias_set_entry): Move has_zero_child field
25329 to pack with alias_set.
25331 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
25333 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25336 2008-03-05 Ian Lance Taylor <iant@google.com>
25338 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
25340 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
25342 * fwprop.c (update_df): Support width and offset parameters of
25344 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
25345 global_conflicts): Change DF_REF_EXTRACT to either
25346 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25347 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25348 * df-scan.c (df_ref_record, df_defs_record,
25349 df_ref_create_structure, df_def_record_1, df_uses_record,
25350 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
25351 df_bb_refs_collect, df_entry_block_defs_collect,
25352 df_exit_block_uses_collect): Support new width and offset fields.
25353 (ref_extract_pool): New storage pool.
25354 (df_free_ref): New function.
25355 (df_reg_chain_unlink, df_free_collection_rec,
25356 df_sort_and_compress_refs): Call df_free_ref.
25357 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
25359 (df_ref_create_structure): Allocate df_ref_extract if offset and
25360 width fields are used.
25361 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
25362 (df_uses_record): Get offset and width from ZERO_EXTRACT
25364 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
25365 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25366 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25367 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
25368 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25369 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25370 (df_ref_extract): New structure.
25371 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
25372 (df_ref_create): Add width and offset parameters.
25374 2008-03-05 Richard Guenther <rguenther@suse.de>
25376 * tree-ssa-structalias.c (get_constraint_for_component_ref):
25377 Use ranges_overlap_p.
25378 (offset_overlaps_with_access): Rename
25379 to ranges_overlap_p and move ...
25380 * tree-flow-inline.h (ranges_overlap_p): ... here.
25382 * tree.h (get_inner_reference, handled_component_p): Update
25385 * tree.h (record_component_aliases, get_alias_set,
25386 alias_sets_conflict_p, alias_sets_must_conflict_p,
25387 objects_must_conflict_p): Move declarations ...
25388 * alias.h (record_component_aliases, get_alias_set,
25389 alias_sets_conflict_p, alias_sets_must_conflict_p,
25390 objects_must_conflict_p): ... here.
25391 Include coretypes.h.
25392 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
25394 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
25396 * cfg.c: Include tree-flow.h.
25397 (remove_edge_raw): Call redirect_edge_var_map_clear.
25398 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
25399 * tree-flow-inline.h (redirect_edge_var_map_def): New.
25400 (redirect_edge_var_map_result): New.
25401 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
25402 PENDING_STMT use with redirect_edge_var_map_*.
25403 * tree-ssa.c (edge_var_maps): New definition.
25404 (redirect_edge_var_map_add): New.
25405 (redirect_edge_var_map_clear): New.
25406 (redirect_edge_var_map_dup): New.
25407 (redirect_edge_var_map_vector): New.
25408 (redirect_edge_var_map_destroy): New.
25409 (ssa_redirect_edge): Replace PENDING_STMT use with
25410 redirect_edge_var_map_*.
25411 (flush_pending_stmts): Same.
25412 (delete_tree_ssa): Destroy edge var map.
25413 * tree-flow.h (struct _edge_var_map): New.
25414 Define edge_var_map vector type.
25415 Declare redirect_edge_var_map_* prototypes.
25416 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
25417 * tree-cfg.c (reinstall_phi_args): Replace
25418 PENDING_STMT use with redirect_edge_var_map_*.
25420 2008-03-05 Richard Guenther <rguenther@suse.de>
25422 PR tree-optimization/35472
25423 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
25424 whose single use_stmt has a overlapping set of loaded and
25425 stored symbols as that use_stmt might be a noop assignment then.
25427 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25429 * gthr-rtems.h: Implement __gthread_mutex_destroy.
25431 2008-03-05 Richard Guenther <rguenther@suse.de>
25434 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
25435 should be constants.
25436 * tree-cfg.c (verify_expr): Verify it.
25437 * fold-const.c (fold_truthop): Remove code generating
25438 BIT_FIELD_REFs of structure bases.
25439 (fold_binary): Likewise.
25440 (fold_ternary): Position and size of BIT_FIELD_REFs are
25441 always host integers.
25442 (make_bit_field_ref): Remove.
25443 (optimize_bit_field_compare): Remove.
25444 (all_ones_mask_p): Remove.
25446 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
25449 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
25450 (split_block_and_df_analyze): New. Split basic block and rebuild
25452 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
25454 (split_pattern_seq): Likewise.
25455 (erase_matching_seqs): Likewise.
25456 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
25458 2008-03-04 Geoff Keating <geoffk@apple.com>
25460 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
25461 declaration and code.
25462 (tree_invalid_nonnegative_warnv_p): Likewise.
25464 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
25466 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
25467 examples. Truncate option-names then causing overfull hbox.
25469 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25472 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
25474 * configure: Rebuilt.
25476 2008-03-04 Rafael Espíndola <espindola@google.com>
25478 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
25479 (tree_unary_nonnegative_warnv_p): New.
25480 (tree_binary_nonnegative_warnv_p): New.
25481 (tree_single_nonnegative_warnv_p): New.
25482 (tree_invalid_nonnegative_warnv_p): New.
25483 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
25485 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25488 * opts.c (handle_option): Postpone 'unknown option' errors only for
25491 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
25494 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
25497 2008-03-04 Rafael Espíndola <espindola@google.com>
25499 * fold-const.c (tree_unary_nonzero_warnv_p): New.
25500 (tree_binary_nonzero_warnv_p): New.
25501 (tree_single_nonzero_warnv_p): New.
25502 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
25504 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
25506 PR middle-end/35456
25507 * fold-const.c (fold_cond_expr_with_comparison): Prevent
25508 transformations for modes that have signed zeros.
25509 * ifcvt.c (noce_try_abs): Ditto.
25511 2008-03-04 Joseph Myers <joseph@codesourcery.com>
25513 * config/i386/i386.c (override_options): Force
25514 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
25516 2008-03-04 Jan Hubicka <jh@suse.cz>
25519 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
25522 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25524 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
25525 label to probe the stack.
25527 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25529 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
25530 (__gthr_win32_mutex_destroy): Declare.
25531 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
25532 __gthr_win32_mutex_destroy.
25533 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
25535 2008-03-03 Jan Hubicka <jh@suse.cz>
25538 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
25539 aggressive on inlining cold calls.
25541 2008-03-03 Richard Guenther <rguenther@suse.de>
25543 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
25544 struct copies into the expression table.
25545 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
25546 (try_to_simplify): Likewise.
25547 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
25548 integral and pointer arguments which do not change the
25549 precision to NOP_EXPRs.
25550 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
25551 VIEW_CONVERT_EXPR case.
25553 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
25555 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
25556 defined in a loop at depth 0 is invariant.
25557 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
25558 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
25559 be called at loop depth 0.
25561 2008-03-02 Jakub Jelinek <jakub@redhat.com>
25564 * gcc.c (process_command): Update copyright notice dates.
25565 * gcov.c (print_version): Likewise.
25566 * gcov-dump.c (print_version): Likewise.
25567 * mips-tfile.c (main): Likewise.
25568 * mips-tdump.c (main): Likewise.
25570 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25573 * c-common.c (flag_permissive): Delete.
25574 (constant_expression_warnings): Check flags first.
25575 (constant_expression_error): New.
25576 * c-common.h (flag_permissive): Delete.
25577 (constant_expression_error): Declare.
25578 * flags.h (flag_permissive): Declare. Update description.
25579 * diagnostic.c (pedwarn): Update.
25581 * diagnostic.h (pedantic_error_kind): Rename as pedantic_warning_kind.
25582 (permissive_error_kind): New.
25583 * toplev.c (flag_permissive): Define. Update description.
25584 * toplev.h (permissive_error_kind): Declare.
25585 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
25586 (pedwarn_c90): Use pedantic_warning_kind.
25587 * c-opts.c (c_common_post_options): flag_permissive does not affect
25588 flag_pedantic_errors.
25590 2008-03-02 Joseph Myers <joseph@codesourcery.com>
25592 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
25593 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
25594 __absvsi2, __absvDI2): Use unsigned arithmetic.
25596 2008-03-02 Andi Kleen <ak@suse.de>
25597 Richard Guenther <rguenther@suse.de>
25599 * struct-equiv.c: Remove file.
25600 * cfg_cleanup.c (condjump_equiv_p): Remove.
25601 * Makefile.in (OBJS-common): Remove struct-equiv.o.
25602 (struct-equiv.o): Remove rule.
25603 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
25604 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
25605 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
25607 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25609 * ifcvt.c (noce_process_if_block): Try to handle only the then
25610 block if the else block exists but isn't suitable.
25612 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25615 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
25616 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
25617 regression from previous patch.
25619 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25622 * gthr.h: Add __gthread_mutex_destroy as a function that must be
25624 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
25625 * gthr-single.h (__gthread_mutex_destroy): Likewise.
25626 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
25627 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
25628 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
25629 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
25630 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
25631 (__gthread_mutex_destroy_function): Rename to
25632 __gthread_mutex_destroy.
25633 * gthr-dce.h (__gthread_mutex_destroy): Call
25634 pthread_mutex_destroy.
25635 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
25636 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
25637 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
25639 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25641 * df-scan.c (df_ref_chain_change_bb): Simplify.
25642 (df_insn_change_bb): Add new_bb argument. Simplify. Call
25643 set_block_for_insn if there's any change.
25644 * df.h ((df_insn_change_bb): Fix prototype.
25645 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
25646 df_insn_change_bb, don't call set_block_for_insn.
25647 * emit-rtl.c (reorder_insns): Likewise.
25648 * haifa-sched.c (move_insn): Likewise.
25650 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25652 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
25654 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25656 * tree-flow-inline.h (next_readonly_imm_use): Return
25657 NULL_USE_OPERAND_P after the end.
25659 2008-03-01 Richard Guenther <rguenther@suse.de>
25661 PR tree-optimization/35411
25662 * tree-sra.c (sra_build_assignment): Split conversion to
25663 final type to a separate statement if we are not assigning
25666 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25668 * fold-const.c (fold_convertible_p): Correct the logic to follow
25669 that in fold_convert().
25671 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
25674 * tree-inline.c (build_duplicate_type): When we make a
25675 duplicate type, make it unique in the canonical types system.
25677 2008-02-29 Tom Tromey <tromey@redhat.com>
25679 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
25680 input_file_stack_history, input_file_stack_restored): Remove.
25681 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25682 * input.h (struct file_stack): Remove.
25683 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25684 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
25686 * diagnostic.h (struct diagnostic_context) <last_module>: Change
25688 (diagnostic_last_module_changed): Add 'map' argument.
25689 (diagnostic_set_last_function): Likewise.
25690 * diagnostic.c (undiagnostic_report_current_module): Iterate using
25691 line map, not input_file_stack.
25692 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
25694 2008-02-29 Paul Brook <paul@codesourcery.com>
25696 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
25698 2008-02-29 Paul Brook <paul@codesourcery.com>
25700 * config/arm/ieee754-df.S (muldf3): Use RET macros.
25702 2008-02-29 Richard Guenther <rguenther@suse.de>
25704 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
25706 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
25707 value for comparing for a store match.
25708 (simplify_unary_expression): Do nothing for SSA_NAMEs.
25709 (try_to_simplify): Do not do a full-blown reference lookup.
25711 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25713 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
25714 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
25716 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
25718 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
25720 * tree-loop-linear.c (try_interchange_loops): Compare memory access
25721 strides against cache sizes.
25723 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25725 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
25728 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
25730 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
25731 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
25732 is smaller than the original promoted value.
25733 (simplify_subreg): If OP is a SUBREG, try to preserve its
25734 SUBREG_PROMOTED_VAR_P information.
25736 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
25738 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
25739 (VN_INFO_GET): Allocate new objects on the obstack.
25740 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
25741 for rpo_numbers_temp, for consistency.
25742 (free_scc_vn): Free the obstack.
25744 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
25746 * doc/invoke.texi: Document -ftree-loop-distribution.
25747 * tree-loop-distribution.c: New.
25748 * tree-pass.h (pass_loop_distribution): New.
25749 * graphds.h (struct graph): Add htab_t indices.
25750 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
25751 * tree-vectorizer.c (rename_variables_in_loop): Extern.
25752 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
25753 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
25754 * tree-data-ref.c (debug_data_dependence_relations): New.
25755 (dump_data_dependence_relation): Also print data references.
25756 (free_data_ref): Extern.
25757 (same_access_functions): Moved...
25758 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
25759 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25760 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
25761 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
25762 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
25763 (stmts_from_loop): Skip LABEL_EXPR.
25764 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
25766 (build_rdg): Initialize rdg->indices htab.
25767 (free_rdg, stores_from_loop, ref_base_address,
25768 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
25769 have_similar_memory_accesses_1, ref_base_address_1,
25770 remove_similar_memory_refs): New.
25771 * tree-data-ref.h: Depend on tree-chrec.h.
25772 (debug_data_dependence_relations, free_data_ref): Declared.
25773 (same_access_functions): ... here.
25774 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
25776 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
25777 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
25778 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
25779 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25780 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
25781 rdg_vertex_for_stmt): Declared.
25782 (struct rdg_edge): Add level.
25784 (free_rdg, stores_from_loop, remove_similar_memory_refs,
25785 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
25787 (rdg_has_similar_memory_accesses): New.
25788 * tree-vect-analyze.c: Remove unused static decls.
25789 * lambda.h (dependence_level): New.
25790 * common.opt (ftree-loop-distribution): New.
25791 * tree-flow.h (mark_virtual_ops_in_bb,
25792 slpeel_tree_duplicate_loop_to_edge_cfg,
25793 rename_variables_in_loop): Declared.
25794 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
25795 (OBJS-common): Add tree-loop-distribution.o.
25796 (tree-loop-distribution.o): New rule.
25797 * tree-cfg.c (mark_virtual_ops_in_bb): New.
25798 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
25799 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
25801 2008-02-28 Joseph Myers <joseph@codesourcery.com>
25804 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
25805 other than structures and unions.
25807 2008-02-28 Richard Guenther <rguenther@suse.de>
25810 2008-02-26 Richard Guenther <rguenther@suse.de>
25812 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25813 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25814 (lookup_decl_from_uid): Declare.
25815 (remove_decl_from_map): Likewise.
25816 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25817 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25818 (decl_for_uid_map): New global hashtable mapping DECL_UID
25820 (init_ttree): Allocate it.
25821 (insert_decl_to_uid_decl_map): New helper function.
25822 (make_node_stat): Insert new decls into the map.
25823 (copy_node_stat): Likewise.
25824 (lookup_decl_from_uid): New function.
25825 (remove_decl_from_map): Likewise.
25826 (print_decl_for_uid_map_statistics): New helper.
25827 (dump_tree_statistics): Call it.
25829 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25830 (referenced_var_iterator): Adjust.
25831 (FOR_EACH_REFERENCED_VAR): Adjust.
25832 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25833 (num_referenced_vars): Adjust.
25834 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25835 (first_referenced_var): Remove.
25836 (end_referenced_vars_p): Likewise.
25837 (next_referenced_var): Likewise.
25838 (referenced_var_iterator_set): New helper function.
25839 * tree-dfa.c (referenced_var_lookup): Adjust.
25840 (referenced_var_check_and_insert): Likewise.
25841 (remove_referenced_var): Likewise.
25842 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25843 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25844 (verify_call_clobbering): Likewise.
25845 (verify_memory_partitions): Likewise.
25846 (init_tree_ssa): Allocate bitmap instead of hashtable for
25848 (delete_tree_ssa): Adjust.
25849 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25850 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25851 (compute_tag_properties): Likewise.
25852 (set_initial_properties): Likewise.
25853 (find_partition_for): Likewise.
25854 (update_reference_counts): Likewise.
25855 (dump_may_aliases_for): Likewise.
25856 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25857 (add_call_clobber_ops): Likewise.
25858 (add_call_read_ops): Likewise.
25859 (get_asm_expr_operands): Likewise.
25860 * tree-into-ssa.c (dump_decl_set): Likewise.
25861 (update_ssa): Likewise.
25862 * tree-sra.c (scan_function): Likewise.
25863 (decide_instantiations): Likewise.
25864 (scalarize_parms): Likewise.
25865 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25866 (dsa_named_for): Likewise.
25867 * tree-ssa-structalias.c (update_alias_info): Likewise.
25868 (merge_smts_into): Likewise.
25870 2008-02-27 David Daney <ddaney@avtrex.com>
25873 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
25874 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
25875 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
25876 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
25877 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
25879 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
25882 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
25883 (BUILT_IN_NEXTTOWARD): Remove.
25884 (BUILT_IN_NEXTTOWARDF): Ditto.
25885 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
25886 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
25888 2008-02-27 Tom Tromey <tromey@redhat.com>
25890 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
25891 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
25893 2008-02-27 Jan Beulich <jbeulich@novell.com>
25895 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
25896 update the respective field on newdecl.
25898 2008-02-27 Revital Eres <eres@il.ibm.com>
25900 PR rtl-optimization/34999
25901 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
25902 crossing edges that ends with a call insn.
25903 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
25904 call insn and clear the EDGE_CROSSING flag of the crossing edge
25905 when fixing fallthru edges.
25907 2008-02-27 Richard Guenther <rguenther@suse.de>
25909 PR middle-end/35390
25910 * fold-const.c (fold_unary): Return the correct argument,
25911 converted to the result type.
25913 2008-02-27 Richard Guenther <rguenther@suse.de>
25915 PR middle-end/34971
25916 * expr.c (expand_expr_real_1): Assert on rotates that operate
25918 * fold-const.c (fold_binary): Use the types precision, not the
25919 bitsize of the mode if folding rotate expressions. Build rotates
25920 only for full modes.
25922 2008-02-27 Jakub Jelinek <jakub@redhat.com>
25924 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
25925 and CPP_PRAGMA_EOL.
25926 * c-pragma.c (pragma_ns_name): New typedef.
25927 (registered_pp_pragmas): New variable.
25928 (c_pp_lookup_pragma): New function.
25929 (c_register_pragma_1): If flag_preprocess_only, do nothing
25930 for non-expanded pragmas, for expanded ones push pragma's
25931 namespace and name into registered_pp_pragmas vector.
25932 (c_invoke_pragma_handler): Register OpenMP pragmas even when
25933 flag_preprocess_only, don't register GCC pch_preprocess
25934 pragma if flag_preprocess_only.
25935 * c-opts.c (c_common_init): Call init_pragma even if
25936 flag_preprocess_only.
25937 * c-pragma.c (c_pp_lookup_pragma): New prototype.
25938 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
25939 cpp_register_pragma if flag_preprocess_only.
25941 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25944 * c-parser.c (c_parser_translation_unit): Warn for empty
25945 translation unit, not empty source file.
25947 2008-02-26 Paul Brook <paul@codesourcery.com>
25949 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
25950 operand for Thumb-2.
25951 * config/arm/arm.h (reg_class): Add CORE_REGS.
25952 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
25953 (BASE_REG_CLASS): Use CORE_REGS.
25954 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
25955 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
25956 (REGNO_OK_FOR_INDEX_P): Exclude SP.
25957 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
25958 ARM_REGNO_OK_FOR_INDEX_P.
25959 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
25960 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
25961 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
25962 (ldm/stm peepholes): Ditto.
25963 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
25964 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
25965 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
25966 * config/arm/constraints.md: Enable "k" constraint on ARM.
25968 2008-02-27 Ben Elliston <bje@au.ibm.com>
25970 * config/rs6000/rs6000.c: Annotate cache line size field in all
25971 instances of struct processor_costs.
25973 2008-02-26 David Edelsohn <edelsohn@gnu.org>
25975 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
25976 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
25977 jump_bypass): New counters.
25978 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
25979 * dce.c (gate_ud_dce): Same.
25980 (gate_fast_dce): Same.
25981 * dse.c (gate_dse1): New function.
25982 (gate_dse2): New function.
25983 (gate_dse): Merge results of new gate functions.
25984 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
25985 (gate_handle_jump_bypass): Add dbg_cnt.
25986 (gate_handle_gcse): Add dbg_cnt.
25987 * ifcvt.c (gate_handle_if_conversion): Same.
25988 (gate_handle_if_after_combine): Same.
25989 (gate_handle_if_after_reload): Same.
25990 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
25992 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
25994 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
25996 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
25998 2008-02-26 Jason Merrill <jason@redhat.com>
26001 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
26002 alone if it's the naming decl for the type's main variant.
26004 2008-02-26 Tom Tromey <tromey@redhat.com>
26006 * system.h (USE_MAPPED_LOCATION): Poison.
26007 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
26008 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
26009 (make_goto_expr_edges): Likewise.
26010 (remove_bb): Likewise.
26011 (execute_warn_function_return): Likewise.
26012 * basic-block.h (struct edge_def) <goto_locus>: Change type to
26014 * c-common.c (fname_decl): Remove old location code.
26015 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
26017 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
26019 (ASM_INPUT_SOURCE_LOCATION): Likewise.
26020 (gen_rtx_ASM_INPUT): Likewise.
26021 (gen_rtx_ASM_INPUT_loc): Likewise.
26022 (get_rtx_asm_OPERANDS): Remove.
26023 * cfglayout.c (insn_locators_alloc): Remove old location code.
26024 (set_curr_insn_source_location): Likewise.
26025 (curr_insn_locator): Likewise.
26026 * print-tree.c (print_node): Remove old location code.
26027 * tree-mudflap.c (mf_varname_tree): Remove old location code.
26028 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
26029 * cfgexpand.c (expand_gimple_cond_expr): Don't use
26030 location_from_locus.
26031 (construct_exit_block): Remove old location code.
26032 * emit-rtl.c (force_next_line_note): Remove old location code.
26033 * profile.c (branch_prob): Remove old location code.
26034 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
26035 LOC_LINE): Remove old-location variants.
26036 * langhooks.c (lhd_print_error_function): Remove old location
26038 * configure, config.in: Rebuilt.
26039 * configure.ac (--enable-mapped-location): Remove.
26040 * c-decl.c (c_init_decl_processing): Remove old location code.
26041 (finish_function): Likewise.
26042 * recog.c (decode_asm_operands): Remove old location code.
26043 * c-pch.c (c_common_read_pch): Remove old location code.
26044 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
26046 * gimple-low.c (lower_function_body): Remove old location code.
26047 * toplev.c (unknown_location): Remove.
26048 (push_srcloc): Remove old-location variant.
26049 (process_options): Remove old location code.
26050 (lang_dependent_init): Likewise.
26051 * input.h (UNKNOWN_LOCATION): Move definition.
26052 (location_t): Undeprecate.
26053 (source_locus): Remove.
26054 (location_from_locus): Remove.
26055 (struct location_s): Remove.
26056 Remove all old-location code.
26057 (input_line, input_filename): Remove.
26058 * final.c (final_scan_insn): Remove old location code.
26059 * diagnostic.c (diagnostic_build_prefix): Remove
26060 USE_MAPPED_LOCATION test.
26061 * tree.h (gimple_stmt) <locus>: Now a location_t.
26062 (tree_exp) <locus>: Likewise.
26063 (DECL_IS_BUILTIN): Remove old-location variant.
26064 (annotate_with_file_line, annotate_with_locus): Likewise.
26065 (expr_locus, set_expr_locus): Update.
26066 * tree.c (build1_stat): Remove old location code.
26067 (last_annotated_node): Remove.
26068 (annotate_with_file_line): Remove old-location variant.
26069 (annotate_with_locus): Likewise.
26070 (expr_location): Remove old location code.
26071 (set_expr_location): Likewise.
26072 (expr_has_location): Likewise.
26073 (expr_locus): Likewise.
26074 (set_expr_locus): Likewise.
26075 (expr_filename): Don't use location_from_locus.
26076 (expr_lineno): Likewise.
26077 * rtl-error.c (location_for_asm): Remove old location code.
26078 * c-lex.c (cb_line_change): Remove old location code.
26079 (fe_file_change): Likewise.
26080 (cb_def_pragma): Likewise.
26081 (c_lex_with_flags): Likewise.
26082 * gengtype.c (do_typedef): Don't special-case location types.
26083 (define_location_structures): Remove.
26084 (main): Don't call define_location_structures.
26085 * tree-pretty-print.c (dump_implicit_edges): Remove old location
26088 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26091 * builtins.def (BUILT_IN_STDARG_START): Remove.
26092 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
26093 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
26094 * tree-inline.c (inline_forbidden_p_1): Likewise.
26096 2008-02-26 Richard Guenther <rguenther@suse.de>
26098 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26099 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26100 (lookup_decl_from_uid): Declare.
26101 (remove_decl_from_map): Likewise.
26102 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26103 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26104 (decl_for_uid_map): New global hashtable mapping DECL_UID
26106 (init_ttree): Allocate it.
26107 (insert_decl_to_uid_decl_map): New helper function.
26108 (make_node_stat): Insert new decls into the map.
26109 (copy_node_stat): Likewise.
26110 (lookup_decl_from_uid): New function.
26111 (remove_decl_from_map): Likewise.
26112 (print_decl_for_uid_map_statistics): New helper.
26113 (dump_tree_statistics): Call it.
26115 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26116 (referenced_var_iterator): Adjust.
26117 (FOR_EACH_REFERENCED_VAR): Adjust.
26118 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26119 (num_referenced_vars): Adjust.
26120 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26121 (first_referenced_var): Remove.
26122 (end_referenced_vars_p): Likewise.
26123 (next_referenced_var): Likewise.
26124 (referenced_var_iterator_set): New helper function.
26125 * tree-dfa.c (referenced_var_lookup): Adjust.
26126 (referenced_var_check_and_insert): Likewise.
26127 (remove_referenced_var): Likewise.
26128 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26129 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26130 (verify_call_clobbering): Likewise.
26131 (verify_memory_partitions): Likewise.
26132 (init_tree_ssa): Allocate bitmap instead of hashtable for
26134 (delete_tree_ssa): Adjust.
26135 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26136 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26137 (compute_tag_properties): Likewise.
26138 (set_initial_properties): Likewise.
26139 (find_partition_for): Likewise.
26140 (update_reference_counts): Likewise.
26141 (dump_may_aliases_for): Likewise.
26142 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26143 (add_call_clobber_ops): Likewise.
26144 (add_call_read_ops): Likewise.
26145 (get_asm_expr_operands): Likewise.
26146 * tree-into-ssa.c (dump_decl_set): Likewise.
26147 (update_ssa): Likewise.
26148 * tree-sra.c (scan_function): Likewise.
26149 (decide_instantiations): Likewise.
26150 (scalarize_parms): Likewise.
26151 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26152 (dsa_named_for): Likewise.
26153 * tree-ssa-structalias.c (update_alias_info): Likewise.
26154 (merge_smts_into): Likewise.
26156 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26159 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
26160 * c-opts.c (c_common_handle_option): Wall enables
26161 Wvolatile-register-var.
26162 * common.opt: Move Wvolatile-register-var to...
26165 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26167 * common.opt (Wlarger-than=): New.
26168 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
26170 * opts.c (common_handle_option): Handle -Wlarger-than=.
26171 * optc-gen.awk: Likewise.
26172 * opth-gen.awk: Likewise.
26173 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
26174 * tree-optimize.c (tree_rest_of_compilation): Likewise.
26176 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26178 * c-common.c (match_case_to_enum_1): Add appropriate
26179 OPT_W* parameter to warning.
26180 (c_do_switch_warnings): Likewise.
26181 * c-typeck.c (warning_init): Add one more parameter following
26182 'warning' function.
26183 (push_init_level): Update call to warning_init.
26184 (pop_init_level): Likewise.
26185 (add_pending_init): Likewise.
26186 (output_init_element: Likewise.
26188 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26191 * toplev.c (toplev_main): If there are warnings or error, print
26192 errors for ignored options.
26193 * opts.c (ignored_options): New static variable.
26194 (postpone_unknown_option_error): New.
26195 (print_ignored_options): New.
26196 (handle_option): Postpone errors for unknown -Wno-* options.
26197 * opts.h (print_ignored_options): Declare.
26199 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
26201 * config/mips/mips.md (loadgp_blockage, blockage): Change type
26204 2008-02-25 Richard Guenther <rguenther@suse.de>
26207 2008-02-25 Richard Guenther <rguenther@suse.de>
26209 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26210 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26211 (lookup_decl_from_uid): Declare.
26212 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26213 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26214 (decl_for_uid_map): New global hashtable mapping DECL_UID
26216 (init_ttree): Allocate it.
26217 (insert_decl_to_uid_decl_map): New helper function.
26218 (make_node_stat): Insert new decls into the map.
26219 (copy_node_stat): Likewise.
26220 (lookup_decl_from_uid): New function.
26221 (print_decl_for_uid_map_statistics): New helper.
26222 (dump_tree_statistics): Call it.
26224 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26225 (referenced_var_iterator): Adjust.
26226 (FOR_EACH_REFERENCED_VAR): Adjust.
26227 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26228 (num_referenced_vars): Adjust.
26229 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26230 (first_referenced_var): Remove.
26231 (end_referenced_vars_p): Likewise.
26232 (next_referenced_var): Likewise.
26233 (referenced_var_iterator_set): New helper function.
26234 * tree-dfa.c (referenced_var_lookup): Adjust.
26235 (referenced_var_check_and_insert): Likewise.
26236 (remove_referenced_var): Likewise.
26237 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26238 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26239 (verify_call_clobbering): Likewise.
26240 (verify_memory_partitions): Likewise.
26241 (init_tree_ssa): Allocate bitmap instead of hashtable for
26243 (delete_tree_ssa): Adjust.
26244 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26245 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26246 (compute_tag_properties): Likewise.
26247 (set_initial_properties): Likewise.
26248 (find_partition_for): Likewise.
26249 (update_reference_counts): Likewise.
26250 (dump_may_aliases_for): Likewise.
26251 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26252 (add_call_clobber_ops): Likewise.
26253 (add_call_read_ops): Likewise.
26254 (get_asm_expr_operands): Likewise.
26255 * tree-into-ssa.c (dump_decl_set): Likewise.
26256 (update_ssa): Likewise.
26257 * tree-sra.c (scan_function): Likewise.
26258 (decide_instantiations): Likewise.
26259 (scalarize_parms): Likewise.
26260 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26261 (dsa_named_for): Likewise.
26262 * tree-ssa-structalias.c (update_alias_info): Likewise.
26263 (merge_smts_into): Likewise.
26265 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26268 * doc/invoke.texi (-fcx-limited-range): Document new option.
26269 * toplev.c (process_options): Handle -fcx-fortran-rules.
26270 * common.opt: Add documentation for -fcx-fortran-rules.
26272 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26275 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
26276 actual behaviour and C99.
26278 2008-02-26 Ben Elliston <bje@au.ibm.com>
26280 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
26281 (ASM_CPU_POWER6_SPEC): Likewise.
26282 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
26283 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
26284 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
26286 2008-02-25 Richard Guenther <rguenther@suse.de>
26288 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26289 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26290 (lookup_decl_from_uid): Declare.
26291 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26292 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26293 (decl_for_uid_map): New global hashtable mapping DECL_UID
26295 (init_ttree): Allocate it.
26296 (insert_decl_to_uid_decl_map): New helper function.
26297 (make_node_stat): Insert new decls into the map.
26298 (copy_node_stat): Likewise.
26299 (lookup_decl_from_uid): New function.
26300 (print_decl_for_uid_map_statistics): New helper.
26301 (dump_tree_statistics): Call it.
26303 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26304 (referenced_var_iterator): Adjust.
26305 (FOR_EACH_REFERENCED_VAR): Adjust.
26306 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26307 (num_referenced_vars): Adjust.
26308 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26309 (first_referenced_var): Remove.
26310 (end_referenced_vars_p): Likewise.
26311 (next_referenced_var): Likewise.
26312 (referenced_var_iterator_set): New helper function.
26313 * tree-dfa.c (referenced_var_lookup): Adjust.
26314 (referenced_var_check_and_insert): Likewise.
26315 (remove_referenced_var): Likewise.
26316 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26317 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26318 (verify_call_clobbering): Likewise.
26319 (verify_memory_partitions): Likewise.
26320 (init_tree_ssa): Allocate bitmap instead of hashtable for
26322 (delete_tree_ssa): Adjust.
26323 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26324 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26325 (compute_tag_properties): Likewise.
26326 (set_initial_properties): Likewise.
26327 (find_partition_for): Likewise.
26328 (update_reference_counts): Likewise.
26329 (dump_may_aliases_for): Likewise.
26330 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26331 (add_call_clobber_ops): Likewise.
26332 (add_call_read_ops): Likewise.
26333 (get_asm_expr_operands): Likewise.
26334 * tree-into-ssa.c (dump_decl_set): Likewise.
26335 (update_ssa): Likewise.
26336 * tree-sra.c (scan_function): Likewise.
26337 (decide_instantiations): Likewise.
26338 (scalarize_parms): Likewise.
26339 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26340 (dsa_named_for): Likewise.
26341 * tree-ssa-structalias.c (update_alias_info): Likewise.
26342 (merge_smts_into): Likewise.
26344 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
26347 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
26348 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
26349 * alias.h (nonoverlapping_memrefs_p): Likewise.
26351 2008-02-25 Jan Beulich <jbeulich@novell.com>
26353 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
26354 * config/i386/netware-libgcc.exp: Add __bswap?i2,
26355 __emultls_get_address, __emultls_register_common,
26356 __floatundi?f, and _Unwind_GetIPInfo.
26357 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
26358 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
26359 (gen_regparm_prefix): Likewise.
26360 (i386_nlm_encode_section_info): Sync with
26361 config/i386/winnt.c:i386_pe_encode_section_info().
26362 (i386_nlm_maybe_mangle_decl_assembler_name): New.
26363 i386_nlm_mangle_decl_assembler_name): New.
26364 (netware_override_options): New.
26365 * config/i386/netware.h (netware_override_options): Declare.
26366 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
26367 (i386_nlm_mangle_decl_assembler_name): Declare.
26368 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
26370 2008-02-25 Ben Elliston <bje@au.ibm.com>
26373 * c-decl.c (grokdeclarator): Remove unused local variables
26374 `typedef_type' and `type_as_written'.
26376 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
26377 unused local variable `has_hot_blocks'.
26378 (fix_crossing_conditional_branches): Remove unused local variable
26381 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
26383 PR middle-end/19984
26384 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
26385 using DEF_C99_BUILTIN.
26386 (BUILT_IN_NANF): Ditto.
26387 (BUILT_IN_NANL): Ditto.
26389 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
26390 Revital Eres <eres@il.ibm.com>
26392 * modulo-sched.c (calculate_must_precede_follow): Address TODO
26393 regarding the order of two dependent insns in the same row.
26395 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
26397 * stor-layout.c (layout_decl): Do not bump the alignment of a
26398 bit-field to more than byte alignment if it is packed.
26400 2008-02-24 David Edelsohn <edelsohn@gnu.org>
26402 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
26405 2008-02-24 Diego Novillo <dnovillo@google.com>
26407 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
26410 * tree-vrp.c (vrp_evaluate_conditional): With
26411 -Wtype-limits, emit a warning when comparing against a
26412 constant outside the natural range of OP0's type.
26413 * c.opt (Wtype-limits): Move ...
26414 * common.opt (Wtype-limits): ... here.
26416 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
26418 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
26419 * config/rs6000/e300c2c3.md: New file.
26420 * config/rs6000/rs6000.c (processor_costs): Add new costs for
26422 (rs6000_override_options): Add e300c2 and e300c3 cases to
26423 processor_target_table. Do not allow usage of Altivec or Spe
26424 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
26425 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
26426 * config/rs6000/rs6000.h (processor_type): Add
26427 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
26428 (ASM_CPU_SPEC): Add e300c2 and e300c3.
26429 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
26430 and ppce300c3. Include e300c2c3.md.
26432 2008-02-23 David Edelsohn <edelsohn@gnu.org>
26434 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
26435 instead of TARGET_STRICT_ALIGN.
26437 2008-02-23 Joseph Myers <joseph@codesourcery.com>
26439 * explow.c (memory_address): Assert that the generated address is
26442 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
26445 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
26446 * config/darwin-ppc-ldouble-patch.def: New file.
26447 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
26448 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
26449 SUBTARGET_INIT_BUILTINS if defined.
26450 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
26453 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26456 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
26457 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
26459 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26462 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
26463 file" warning condtional on -Winvalid-PCH.
26465 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
26467 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
26469 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
26473 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
26474 prevent reload from using MMX registers.
26475 (*mov<mode>_internal): Ditto.
26476 (*movv2sf_internal_rex64): Ditto.
26477 (*movv2sf_internal): Ditto.
26479 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26481 PR documentation/31569
26482 * doc/install.texi2html: Use makeinfo --no-number-sections.
26484 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26486 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
26487 ensure that we can address an entire entity > 8 bytes. Don't
26488 generate reg+reg addressing for such data.
26490 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26492 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
26493 strings when optimizing for size, unless the target cares about
26496 2008-02-22 Tom Tromey <tromey@redhat.com>
26498 * regclass.c (current_pass): Remove declaration.
26500 2008-02-22 Anatoly Sokolov <aesok@post.ru>
26502 * config/avr/libgcc.S (__RAMPZ__): Define.
26503 (__do_copy_data): Add for devices with 128KB code memory.
26505 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26507 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26509 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
26511 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
26513 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
26516 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26519 * c-typeck.c (build_binary_op): Warn about floating point
26520 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
26522 2008-02-21 Janis Johnson <janis187@us.ibm.com>
26525 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
26526 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
26528 (rs6000_override_options): Set altivec_abi as default, not override,
26529 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
26530 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
26531 is used; use new member spe_abi.
26532 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
26533 spe_abi and altivec_abi.
26535 2008-02-22 Tomas Bily <tbily@suse.cz>
26537 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
26539 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26542 * config.build (build_file_translate): Set to `CMD //c' only if
26544 * Makefile.in (build_file_translate): Improve comment.
26546 2008-02-21 Jan Hubicka <jh@suse.cz>
26548 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
26549 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
26550 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
26552 2008-02-21 Michael Matz <matz@suse.de>
26555 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
26557 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
26559 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
26560 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
26561 as insn constraint.
26562 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
26563 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
26564 SSE_VEC_FLOAT_MODE_P as insn constraint.
26565 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
26566 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
26567 sse4a_movntdf using MODEF mode iterator.
26568 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
26569 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
26570 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
26571 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
26572 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
26573 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
26574 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
26576 2008-02-21 Richard Guenther <rguenther@suse.de>
26578 * tree.def (PAREN_EXPR): New tree code.
26579 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
26581 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
26582 * expr.c (expand_expr_real_1): Likewise.
26583 * tree-inline.c (estimate_num_insns_1): Likewise.
26584 * tree-complex.c (expand_complex_move): Likewise.
26585 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
26588 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26591 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
26593 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26596 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
26598 * config/sh/sh.c (find_barrier): Don't go past
26599 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
26601 2008-02-20 DJ Delorie <dj@redhat.com>
26603 * config/h8300/h8300.md (insv): Force source operand to be a register.
26605 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
26606 as a jump, not as a plain insn.
26608 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
26610 * doc/invoke.texi (Warning Options): Add new option
26611 -Wframe-larger-than=.
26612 (-Wframe-larger-than): Document.
26614 * flags.h (warn_frame_larger_than, frame_larger_than_size):
26615 Add declarations for new option variables.
26617 * final.c (final_start_function): Check the frame size
26618 before emission and issue a Wframe-larger-than warning.
26620 * opts.c (warn_frame_larger_than, frame_larger_than_size):
26621 Add definitions for new option variables.
26622 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
26624 * common.opt (Wframe-larger-than=): New option.
26626 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26628 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
26629 (<sse>_div<mode>3): Ditto.
26630 (<sse>_vmdiv<mode>3): Ditto.
26631 (<sse>_vmsqrt<mode>2): Ditto.
26632 (*smax<mode>3): Ditto.
26633 (sse5_frcz<mode>2): Ditto.
26634 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
26635 as insn constraint.
26637 2008-02-20 Richard Guenther <rguenther@suse.de>
26639 PR middle-end/35265
26640 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
26641 be happy with INTEGRAL_TYPE_P.
26643 2008-02-20 Richard Guenther <rguenther@suse.de>
26645 * fold-const.c (split_tree): Associate floatig-point expressions
26646 if flag_associative_math is set.
26648 2008-02-20 Richard Guenther <rguenther@suse.de>
26650 * tree.h (fold_real_zero_addition_p): Declare.
26651 * fold-const.c (fold_real_zero_addition_p): Export.
26652 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
26653 floating-point operations with zero and one.
26655 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
26657 * doc/install.texi: Correct references to CFLAGS, replacing them
26658 with BOOT_CFLAGS. Document flags used during bootstrap for
26661 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26663 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
26664 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
26665 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
26667 (smin<mode>3): Ditto from similar patterns.
26668 (smax<mode>3): Ditto.
26669 (*ieee_smin<mode>3): Ditto.
26670 (*ieee_smax<mode>3): Ditto.
26671 * config/i386/sse.md (sse): New mode attribute.
26672 (mov<mode>): Macroize expander from movv4sf and movv2df using
26673 SSEMODEF2P mode iterator.
26674 (<sse>_movnt<mode>): Ditto from similar patterns. Use
26675 SSE_VEC_FLOAT_MODE_P as insn constraint.
26676 (storent<mode>): Ditto.
26677 (storent<mode>): Macroize expander from storentsf and storentdf using
26678 MODEF mode iterator.
26679 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
26680 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
26681 (abs<mode>2): Ditto from similar patterns.
26682 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
26683 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
26684 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
26685 (<sse>_vmsqrt<mode>2): Ditto.
26686 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
26687 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
26688 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
26689 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
26690 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
26691 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
26692 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
26694 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
26695 iterator and SSE_FLOAT_MODE_P as insn constraint.
26696 (<sse>_ucomi): Ditto from similar patterns.
26697 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
26698 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
26699 SSE_VEC_FLOAT_MODE_P as insn constraint.
26700 (vcond<mode>): Ditto from similar patterns.
26701 (and<mode>3, *and<mode>3): Ditto.
26702 (<sse>_nand<mode>3): Ditto.
26703 (ior<mode>3, *ior<mode>3): Ditto.
26704 (xor<mode>3, *xor<mode>3): Ditto.
26705 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
26706 iterator and SSE_FLOAT_MODE_P as insn constraint.
26707 (*nand<mode>3): Ditto from similar patterns.
26708 (*ior<mode>3): Ditto.
26709 (*xor<mode>3): Ditto.
26711 2008-02-20 Ira Rosen <irar@il.ibm.com>
26713 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
26714 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
26715 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
26717 2008-02-19 Jan Hubicka <jh@suse.cz>
26719 * predict.c (tree_bb_level_predictions): Remove variable next
26720 mistakely introduced by previous commit.
26722 2008-02-19 Jan Hubicka <jh@suse.cz>
26724 * predict.c (predict_paths_leading_to): Rewrite.
26725 (predict_paths_for_bb): New.
26726 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
26728 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26731 * Makefile.in (build_file_translate): New.
26732 (gcc-vers.texi): Use it for translating $(abs_srcdir).
26733 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
26734 * configure.ac (build_file_translate): Substitute it.
26735 * configure: Regenerate.
26737 2008-02-19 Jan Hubicka <jh@suse.cz>
26739 PR rtl-optimization/34408
26740 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
26743 2008-02-19 Jan Hubicka <jh@suse.cz>
26745 PR middle-end/28779
26746 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
26749 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
26752 * config/i386/i386-modes.def: Revert the last DI alignment
26753 change until Ada people can look into it.
26755 2008-02-19 Nick Clifton <nickc@redhat.com>
26757 * opts.c (print_specific_help): Fix typo in --help text.
26759 2008-02-19 Jakub Jelinek <jakub@redhat.com>
26762 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
26763 32-bit inline asm without asm alternatives for host GCC < 3.0.
26765 2008-02-19 Richard Guenther <rguenther@suse.de>
26767 PR tree-optimization/34989
26768 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
26769 Allow propagation to INDIRECT_REF if we can simplify only.
26771 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26773 * c-common.c (warn_for_collisions_1): Use appropriate option when
26776 2008-02-19 Nick Clifton <nickc@redhat.com>
26779 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
26780 (handle_options): Fix indentation.
26781 (print_filtered_help): If no language-specific options were
26782 displayed tell the user how to list all the options supported by
26783 the language's front-end.
26784 (print_specific_help): Fix indentation and remove duplicate line.
26785 (common_handle_option): Handle the -v option.
26786 For --help enable the display of undocumented options if the -v
26787 switch has been included on the command line.
26788 For --help= check for overlaps in the arguments between the option
26789 classes and the language names and issue a warning when they
26790 cannot be disambiguated.
26791 * c.opt (v): Pass on to the common option handler.
26793 2008-02-19 Revital Eres <eres@il.ibm.com>
26795 * modulo-sched.c (sms_schedule): Change dump message when
26796 create_ddg function fails.
26797 (try_scheduling_node_in_cycle): Rename row to cycle.
26798 (print_partial_schedule): Rename CYCLE to ROW.
26800 2008-02-19 Christian Bruel <christian.bruel@st.com>
26801 Zdenek Dvorak <ook@ucw.cz>
26803 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
26805 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26808 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
26809 (*x86_movdicc_0_m1_se): Ditto.
26811 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26813 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
26814 (CMPtype): Define as __gcc_CMPtype.
26815 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
26816 (CMPtype): Define as __gcc_CMPtype.
26818 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
26820 Support valgrind 3.3 for --enable-checking=valgrind.
26821 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
26823 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
26824 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
26825 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
26826 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
26827 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
26828 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
26829 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
26831 * ggc-zone.c: Similar.
26832 * ggc-page.c: Similar.
26834 2008-02-19 Paul Brook <paul@codesourcery.com>
26837 * config/arm/ieee754-df.S: Fix do_it typo.
26838 * config/arm/ieee754-sf.S: Fix do_it typo.
26840 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26843 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
26844 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
26845 (OPTION_MASK_ISA_SSE_SET): Likewise.
26846 (OPTION_MASK_ISA_SSE2_SET): Likewise.
26847 (OPTION_MASK_ISA_SSE3_SET): Likewise.
26848 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
26849 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
26850 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
26851 (OPTION_MASK_ISA_SSE4_SET): Likewise.
26852 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
26853 (OPTION_MASK_ISA_SSE5_SET): Likewise.
26854 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
26855 (OPTION_MASK_ISA_MMX_UNSET): Updated.
26856 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
26857 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
26858 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
26859 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
26860 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
26861 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
26862 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
26863 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
26864 (OPTION_MASK_ISA_SSE4): Removed.
26865 (ix86_handle_option): Turn on bits in ix86_isa_flags and
26866 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
26867 (override_options): Don't turn on implied SSE/MMX bits in
26870 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26872 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
26875 2008-02-18 Joey Ye <joey.ye@intel.com>
26877 PR middle-end/34921
26878 * tree-nested.c (insert_field_into_struct): Set type alignment
26879 to field alignment if the former is less than the latter.
26881 2008-02-18 Jakub Jelinek <jakub@redhat.com>
26883 * BASE-VER: Set to 4.4.0.
26885 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26887 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
26888 * doc/cfg.texi: Likewise.
26889 * doc/extend.texi: Likewise.
26890 * doc/gty.texi: Likewise.
26891 * doc/invoke.texi: Likewise.
26892 * doc/loop.texi: Likewise.
26893 * doc/md.texi: Likewise.
26894 * doc/passes.texi: Likewise.
26895 * doc/rtl.texi: Likewise.
26896 * doc/sourcebuild.texi: Likewise.
26897 * doc/tm.texi: Likewise.
26898 * doc/tree-ssa.texi: Likewise.
26900 2008-02-17 Richard Guenther <rguenther@suse.de>
26902 PR middle-end/35227
26903 * tree-complex.c (init_parameter_lattice_values): Handle parameters
26904 without default definition.
26906 2008-02-17 Richard Guenther <rguenther@suse.de>
26908 PR tree-optimization/35231
26909 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
26912 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
26915 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26916 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26917 libgcc_cmp_return mode.
26919 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26922 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
26924 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
26926 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
26929 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26931 * doc/c-tree.texi: Use `@.' where appropriate.
26932 * doc/extend.texi: Likewise.
26933 * doc/install.texi: Likewise.
26934 * doc/invoke.texi: Likewise.
26935 * doc/loop.texi: Likewise.
26936 * doc/makefile.texi: Likewise.
26937 * doc/md.texi: Likewise.
26938 * doc/passes.texi: Likewise.
26939 * doc/standards.texi: Likewise.
26940 * doc/tm.texi: Likewise.
26942 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26944 PR middle-end/35196
26945 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
26947 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
26948 rather than in entry_bb.
26950 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26952 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26953 libgcc_cmp_return mode.
26955 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26957 PR middle-end/35130
26958 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
26959 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
26961 2008-02-15 Richard Guenther <rguenther@suse.de>
26962 Zdenek Dvorak <ook@ucw.cz>
26964 PR tree-optimization/35164
26965 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
26966 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
26967 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26968 Only propagate addresses which do not have abnormal SSA_NAMEs
26971 2008-02-15 Joseph Myers <joseph@codesourcery.com>
26974 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
26976 2008-02-15 Jan Hubicka <jh@suse.cz>
26978 PR middle-end/35149
26979 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
26981 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26983 PR middle-end/34621
26984 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
26985 when calculating alignment_pad.
26987 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26989 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
26990 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
26991 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
26992 and STACK_BOUNDARY define.
26994 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
26996 PR preprocessor/35061
26997 * c-pragma.c (handle_pragma_pop_macro): Check that
26998 pushed_macro_table has been allocated.
27000 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
27002 PR middle-end/35136
27003 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
27004 (force_gimple_operand): Likewise.
27005 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
27006 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
27007 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
27008 (find_interesting_uses_address): Check addressability and alignment
27009 of the base expression only after substituting bases of IVs into it.
27011 2008-02-14 Michael Matz <matz@suse.de>
27014 * function.c (instantiate_virtual_regs_in_insn): Reload address
27015 before falling back to reloading the whole operand.
27017 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
27019 * config/s390/s390.c (s390_mainpool_start): Emit the pool
27020 before the first section switch note.
27022 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27024 * doc/bugreport.texi: Update copyright years.
27025 * doc/c-tree.texi: Likewise.
27026 * doc/cfg.texi: Likewise.
27027 * doc/cpp.texi: Likewise.
27028 * doc/cppinternals.texi: Likewise.
27029 * doc/fragments.texi: Likewise.
27030 * doc/frontends.texi: Likewise.
27031 * doc/gcc.texi: Likewise.
27032 * doc/gty.texi: Likewise.
27033 * doc/hostconfig.texi: Likewise.
27034 * doc/implement-c.texi: Likewise.
27035 * doc/libgcc.texi: Likewise.
27036 * doc/loop.texi: Likewise.
27037 * doc/makefile.texi: Likewise.
27038 * doc/options.texi: Likewise.
27039 * doc/passes.texi: Likewise.
27040 * doc/rtl.texi: Likewise.
27041 * doc/sourcebuild.texi: Likewise.
27042 * doc/standards.texi: Likewise.
27043 * doc/tree-ssa.texi: Likewise.
27044 * doc/trouble.texi: Likewise.
27046 * doc/extend.texi: Use @: or add comma where appropriate.
27047 * doc/invoke.texi: Likewise.
27048 * doc/tm.texi: Likewise.
27050 2008-02-14 Alan Modra <amodra@bigpond.net.au>
27053 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
27056 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
27058 * doc/md.texi (clz, ctz): Add reference.
27059 * doc/rtl.texi (clz, ctz): Likewise.
27061 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27064 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
27067 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
27069 * config/s390/s390.c (struct constant_pool): New field
27070 emit_pool_after added.
27071 (s390_mainpool_start): Set the emit_pool_after flag according
27072 to the section switch notes.
27073 (s390_mainpool_finish): Consider emit_pool_after when emitting
27074 the literal pool at the end of the function.
27075 (s390_chunkify_start): Force literal pool splits at section
27078 2008-02-13 Michael Matz <matz@suse.de>
27081 * var-tracking.c (clobber_variable_part): Correctly traverse the
27084 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27087 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
27088 Add -fdump-ipa-inline.
27089 * tree-dump.c (dump_files): Remove tree-inlined dump.
27090 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
27092 2008-02-12 Richard Guenther <rguenther@suse.de>
27094 PR tree-optimization/35171
27095 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
27098 2008-02-12 Richard Guenther <rguenther@suse.de>
27100 PR middle-end/35163
27101 * fold-const.c (fold_widened_comparison): Use get_unwidened in
27102 value-preserving mode. Disallow final truncation.
27104 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
27106 PR middle-end/35136
27107 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
27108 code from here to...
27109 (force_gimple_operand): ...here.
27111 2008-02-12 Jakub Jelinek <jakub@redhat.com>
27114 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
27115 non-compatible pointers.
27116 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
27117 different FIELD_DECLs, try harder by comparing field offsets, sizes
27120 PR inline-asm/35160
27121 * function.c (match_asm_constraints_1): Don't replace the same input
27124 2008-02-12 Anatoly Sokolov <aesok@post.ru>
27126 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
27127 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
27128 (expand_epilogue): Restore RAMPZ register.
27129 * config/avr/avr.md (RAMPZ_ADDR): New constant.
27131 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
27133 * config/i386/cygwin.asm (__alloca): Correct calling
27134 convention and alignment.
27135 (__chkstk): Force 8 byte stack alignment.
27137 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
27138 Richard Guenther <rguenther@suse.de>
27140 PR tree-optimization/33992
27141 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
27142 the zero we compare against.
27144 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
27146 PR libfortran/35063
27147 * gthr-win32.h (__gthread_mutex_destroy_function): New function
27148 to CloseHandle after unlocking to prevent accumulation of handle
27151 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27153 PR middle_end/34150
27154 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
27155 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
27156 and update LABEL_NUSES during and after reload.
27158 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
27160 PR middle-end/34627
27161 * combine.c (simplify_if_then_else): Make sure the comparison is
27162 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
27164 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
27167 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
27168 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
27169 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
27170 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
27171 * tree.h (get_type_static_bounds): Likewise.
27173 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27175 * doc/invoke.texi (Option Summary, C++ Dialect Options)
27176 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27177 Make -Wfoo language annotations match what the compiler outputs.
27179 2008-02-08 Sa Liu <saliu@de.ibm.com>
27181 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
27182 intrinsics spu_convts, spu_convtu, spu_convtf.
27184 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
27186 * doc/extend.texi (Function Attributes) <noinline>: Mention
27187 asm ("") as method to keep calls.
27189 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27192 * doc/options.texi (Options): Replace references to opts.sh with
27194 * opts-common.c: Likewise.
27195 * optc-gen.awk: Likewise.
27197 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
27199 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
27201 2008-02-07 Richard Henderson <rth@redhat.com>
27204 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
27205 EXPR_LIST for the REG_EQUAL instead of a comparison with a
27208 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
27210 PR tree-optimization/35085
27211 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
27212 for operand entry oe2 in addition to operand entry oe3 in order to
27213 expose more opportunities for vectorizer sum reduction.
27215 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27218 * Makefile.in (LIBS): Remove $(GMPLIBS).
27219 (cc1-dummy, cc1): Add $(GMPLIBS).
27221 2008-02-06 Jan Hubicka <jh@suse.cz>
27224 * i386.md (moddf_integer): Do not produce partial memory stalls for
27225 targets where it hurts.
27227 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
27230 * optabs.c (expand_float): Do not check for decimal modes when
27231 expanding unsigned integer through signed conversion.
27233 2008-02-06 Nick Clifton <nickc@redhat.com>
27235 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
27236 inside the clobber with a match_operand and duplicated operand
27237 number in the constraint.
27238 (ineqbranchsi): Delete redundant comment.
27240 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
27242 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
27243 builtin_define ("__USE_INIT_FINI__").
27244 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
27246 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
27248 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27250 PR documentation/30330
27251 * doc/invoke.texi (C++ Dialect Options)
27252 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27253 For each warning option -Wfoo that allows -Wno-foo, ensure both
27254 -Wfoo and -Wno-foo are listed in the option index. Fix index
27255 entry of -Wswitch-default, index -Wnormalized= including the
27256 `=', and -Wlarger-than-@var{len} including @var{len}.
27258 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27260 * config/i386/i386.md (floatunssisf2): Use
27261 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
27262 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
27263 Macroize expander using MODEF mode iterator.
27265 2008-02-05 Diego Novillo <dnovillo@google.com>
27267 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
27270 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
27272 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27275 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
27277 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
27280 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
27281 to indicate if a message should be generated.
27282 (init_cumulative_args): Updated.
27283 (function_value_32): Likewise.
27285 2008-02-05 Joseph Myers <joseph@codesourcery.com>
27287 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
27289 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27292 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
27293 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
27295 2008-02-04 Diego Novillo <dnovillo@google.com>
27297 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
27300 * tree-vrp.c (vrp_evaluate_conditional): With
27301 -Wtype-limits, emit a warning when comparing against a
27302 constant outside the natural range of OP0's type.
27304 2008-02-04 Richard Guenther <rguenther@suse.de>
27306 PR middle-end/33631
27307 * expr.c (count_type_elements): Give for unions instead of
27310 2008-02-04 Richard Guenther <rguenther@suse.de>
27312 PR middle-end/35043
27313 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
27314 to TYPE_DOMAINs base type instead of using bitsizetype here.
27316 2008-02-03 Jason Merrill <jason@redhat.com>
27318 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
27320 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27323 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
27324 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
27325 (RS/6000 and PowerPC Options): Fix typos and markup.
27326 * doc/passes.texi (Tree-SSA passes): Likewise.
27328 2008-02-02 Michael Matz <matz@suse.de>
27331 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
27332 from record_last_reg_set_info.
27333 (record_last_reg_set_info): Take an RTX argument, iterate over all
27334 constituent hardregs.
27335 (record_last_set_info, record_opr_changes): Change calls to
27336 new signature or to record_last_reg_set_info_regno.
27338 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
27340 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
27342 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
27344 PR rtl-optimization/34773
27345 * reg-notes.def (EQUAL): Mention significance of combination of
27346 REG_EQUAL and REG_RETVAL.
27347 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
27348 insn that has a REG_RETVAL.
27350 2008-02-01 Roger Sayle <roger@eyesopen.com>
27353 * configure.ac (--enable-fixed-point): Disable unless explicitly
27355 * configure: Regenerate.
27357 2008-02-01 Richard Guenther <rguenther@suse.de>
27360 * invoke.texi (-finline-limit): Remove no longer true parts
27361 of the documentation. Note that there is no default value.
27363 2008-02-01 Andrew Pinski <pinskia@gmail.com>
27364 Mark Mitchell <mark@codesourcery.com>
27365 Ben Elliston <bje@au.ibm.com>
27368 * doc/extend.texi (Other Builtins): Document.
27370 2008-01-31 Tom Browder <tom.browder@gmail.com>
27372 * doc/c-tree.texi (Types): Fix grammar.
27373 (Expression trees): Ditto.
27374 * doc/passes.texi (Tree-SSA passes): Ditto.
27376 * doc/configterms.texi (Configure Terms): Fix typo.
27377 * doc/cpp.texi (Common Predefined Macros): Ditto.
27378 * doc/md.texi (Machine Constraints): Ditto.
27380 * doc/makefile.texi (Makefile): Add comma.
27382 2008-01-31 Tom Browder <tom.browder@gmail.com>
27383 Gerald Pfeifer <gerald@pfeifer.com>
27385 * doc/sourcebuild.texi (Front End): Remove references to CVS
27386 and CVSROOT/modules.
27387 (Texinfo Manuals): Replace reference to CVS by one to SVN.
27388 (Back End): Remove reference to CVS.
27390 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27393 * config/mips/mips.c (gen_load_const_gp): New function, taking a
27395 (mips16_gp_pseudo_reg): ...here.
27396 * config/mips/mips.md (load_const_gp): Replace with...
27397 (load_const_gp_<mode>): ...this :P-based insn.
27399 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27401 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
27402 options. Minor fixes.
27403 (-std): Move reference to standards closer to where language
27404 standards are first mentioned.
27406 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27408 PR rtl-optimization/34995
27409 * reload.c (alternative_allows_const_pool_ref): Take an rtx
27410 parameter and return a bool. If the rtx parameter is nonnull,
27411 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
27412 (find_reloads): Update call accordingly. Pass the new operand
27413 if it needed no address reloads, otherwise pass null.
27415 2008-01-30 Richard Henderson <rth@redhat.com>
27418 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
27419 for unbounded arrays.
27421 2008-01-30 Silvius Rus <rus@google.com>
27423 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
27425 2008-01-30 Jan Hubicka <jh@suse.cz>
27428 * i386.c (init_cumulative_args): Use real function declaration when
27431 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
27433 PR rtl-optimization/34998
27434 * global.c (build_insn_chain): Treat non-subreg_lowpart
27435 SUBREGs of pseudos as clobbering all the words covered by the
27436 SUBREG, not just all the bytes.
27437 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
27438 original df_ref rather than an extract parameter.
27439 (global_conflicts): Update call accordingly.
27441 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
27443 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
27444 the overflow check to make it easier to read.
27445 (__fixtfdi): Change the type of the ll member in union
27446 long_double to UDItype_x.
27448 2008-01-30 Jakub Jelinek <jakub@redhat.com>
27450 PR middle-end/34969
27451 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
27452 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
27453 * tree-inline.c (fold_marked_statements): Call
27454 cgraph_update_edges_for_call_stmt if folding a call statement.
27455 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
27456 debug_generic_stmt calls, reset it back afterwards.
27459 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
27461 * c-typeck.c (build_external_ref): Don't pedwarn about
27462 static vars in current function's scope.
27464 2008-01-29 Joseph Myers <joseph@codesourcery.com>
27466 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
27468 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
27471 * ipa-struct-reorg.c: Fix spelling.
27472 * params.def: Ditto.
27474 2008-01-29 Richard Guenther <rguenther@suse.de>
27476 PR middle-end/35006
27477 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
27479 * tree-inline.c (remap_type): Increment remapping_type_depth
27480 around remapping types.
27481 (copy_body_r): Only add referenced variables if they are referenced
27482 from code, not types.
27484 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
27495 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
27496 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
27498 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
27501 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
27502 pointer for tiny stack.
27504 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27506 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
27508 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27510 * config/vx-common.h: Fix typo in comment.
27512 2008-01-28 Ian Lance Taylor <iant@google.com>
27516 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
27517 coalesce pointers if they have different DECL_NO_TBAA_P values.
27518 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
27519 between variables with different DECL_NO_TBAA_P values.
27521 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
27524 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
27525 are not legitimate small data references on SPE targets.
27527 2008-01-28 David Daney <ddaney@avtrex.com>
27529 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
27531 2008-01-28 David Daney <ddaney@avtrex.com>
27533 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
27535 2008-01-27 Joseph Myers <joseph@codesourcery.com>
27537 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
27538 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
27539 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
27540 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
27541 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
27542 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
27543 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
27544 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
27546 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27548 * basic-block.h (condjump_equiv_p): Fix comment.
27550 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27552 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
27553 print_generic_stmt_indented): Fix comment.
27555 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27557 * configure.ac (__stack_chk_fail): Add detecion for availability
27558 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
27559 * configure: Regenerate.
27561 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
27563 PR middle-end/34688
27564 * final.c (output_addr_const): Handle TRUNCATE.
27566 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
27569 * tree-ssa-loop-ivopts.c (comp_cost): New type.
27570 (zero_cost, infinite_cost): New constants.
27571 (struct cost_pair): Change type of cost to comp_cost.
27572 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
27573 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
27575 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
27576 split_address_cost, ptr_difference_cost, difference_cost,
27577 get_computation_cost_at, get_computation_cost,
27578 determine_use_iv_cost_generic, determine_use_iv_cost_address,
27579 determine_use_iv_cost_condition, determine_use_iv_costs,
27580 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
27581 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
27582 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
27583 Change type of cost to comp_cost.
27584 (determine_iv_cost): Increase cost of non-original ivs, instead
27585 of decreasing the cost of original ones.
27586 (get_address_cost): Indicate the complexity of the addressing mode
27588 (try_add_cand_for): Prefer using ivs not specific to some object.
27589 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
27591 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
27592 Janis Johnson <janis187@us.ibm.com>
27595 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
27596 (TARGET_INSTANTIATE_DECLS): Likewise.
27597 * target.h (expand_to_rtl_hook): New target hook.
27598 (instantiate_decls): Likewise.
27599 * function.c (instantiate_decl): Make non-static. Rename to...
27600 (instantiate_decl_rtl): ... this.
27601 (instantiate_expr): Use instantiate_decl_rtl.
27602 (instantiate_decls_1): Likewise.
27603 (instantiate_decls): Likewise.
27604 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
27605 * function.h (instantiate_decl_rtl): Add prototype.
27606 * cfgexpand.c (target.h): New include.
27607 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
27608 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
27609 (TARGET_INSTANTIATE_DECLS): Likewise.
27610 (TARGET_INITIALIZER): New target hooks added.
27611 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
27613 * config/rs6000/rs6000.c (tree-flow.h): New include.
27614 (machine_function): Add sdmode_stack_slot field.
27615 (rs6000_alloc_sdmode_stack_slot): New function.
27616 (rs6000_instantiate_decls): Likewise.
27617 (rs6000_secondary_memory_needed_rtx): Likewise.
27618 (rs6000_check_sdmode): Likewise.
27619 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
27620 (TARGET_INSTANTIATE_DECLS): Likewise.
27621 (rs6000_hard_regno_mode_ok): Allow SDmode.
27622 (num_insns_constant): Likewise. Handle _Decimal32 constants.
27623 (rs6000_emit_move): Handle SDmode.
27624 (function_arg_advance): Likewise.
27625 (function_arg): Likewise.
27626 (rs6000_gimplify_va_arg): Likewise. Add special handling of
27627 SDmode var args for 32-bit compiles.
27628 (rs6000_secondary_reload_class): Handle SDmode.
27629 (rs6000_output_function_epilogue): Likewise.
27630 (rs6000_function_value): Simplify if statement.
27631 (rs6000_libcall_value): Likewise.
27632 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
27633 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
27634 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
27635 (movsd_hardfloat): New define_insn.
27636 (movsd_softfloat): Likewise.
27637 (movsd_store): Likewise.
27638 (movsd_load): Likewise.
27639 (extendsddd2): Likewise.
27640 (extendsdtd2): Likewise.
27641 (truncddsd2): Likewise.
27642 (movdd_hardfloat64): Fixup comment.
27643 (UNSPEC_MOVSD_LOAD): New constant.
27644 (UNSPEC_MOVSD_STORE): Likewise.
27646 2008-01-26 Jakub Jelinek <jakub@redhat.com>
27649 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
27651 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
27652 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
27653 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
27654 and TRUTH_XOR_EXPR.
27656 2008-01-26 David Edelsohn <edelsohn@gnu.org>
27659 * config.gcc: Separate AIX 5.3 from AIX 6.1.
27660 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27661 __LONGDOUBLE128 too.
27662 * config/rs6000/aix61.h: New file.
27664 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27666 PR rtl-optimization/34959
27667 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
27668 popcount and parity rtxes the same mode as their operand.
27669 Truncate or extend the result to the return value's mode
27672 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27675 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
27676 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
27677 to GOT_VERSION_REGNUM.
27678 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
27679 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
27680 * config/mips/mips.c (mips_emit_call_insn): New function.
27681 (mips_call_tls_get_addr): Call mips_expand_call directly.
27682 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
27684 (mips16_build_call_stub): Likewise. Return the call insn or null.
27685 (mips_expand_call): Update the call to mips16_build_call_stub
27686 accordingly and a remove redundant condition. Assert that MIPS16
27687 stubs do not use lazy binding. Use mips_emit_call_insn and return
27689 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
27691 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
27692 (mips_avoid_hazard): Remove hazard_set handling.
27693 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
27694 (UNSPEC_RESTORE_GP): ...this.
27695 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
27696 (FAKE_CALL_REGNO): Rename to...
27697 (GOT_VERSION_REGNUM): ...this.
27698 (type): Add "ghost" value. Add an associated insn reservation.
27699 (hazard_set): Remove.
27700 (exception_receiver): Rename to...
27701 (restore_gp): ...this and update the unspec identifier accordingly.
27702 (exception_receiver, nonlocal_got_receiver): New expanders.
27703 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
27704 FAKE_CALL_REGNO. Remove hazard_set attribute.
27705 (set_got_version, update_got_version): New patterns.
27707 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
27710 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
27712 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27715 * doc/install.texi2html: Generate gcc-vers.texi.
27717 2008-01-25 DJ Delorie <dj@redhat.com>
27719 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
27721 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27723 * config/c4x: Remove directory.
27724 * config.gcc (crx-*, mt-*): Mark obsolete.
27725 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
27726 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
27727 sh-*-rtemscoff*): Remove cases.
27728 * defaults.h (C4X_FLOAT_FORMAT): Remove.
27729 * real.c (encode_c4x_single, decode_c4x_single,
27730 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
27731 c4x_extended_format): Remove.
27732 * real.h (c4x_single_format, c4x_extended_format): Remove.
27733 * doc/extend.texi (interrupt, naked): Remove mention of attributes
27735 (Pragmas): Remove comment about c4x pragmas.
27736 * doc/install.texi (c4x): Remove target-specific instructions.
27737 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
27738 * doc/md.texi (Machine Constraints): Remove C4x documentation.
27739 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
27740 refer to C4x source files as examples.
27741 (C4X_FLOAT_FORMAT): Remove documentation.
27743 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
27745 * config/bfin/bfin.c (override_options): Reorder tests so that
27746 flag_pic gets enabled for -msep-data.
27748 2008-01-25 Richard Guenther <rguenther@suse.de>
27750 PR middle-end/32244
27751 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
27752 to its bitfield precision if required.
27754 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27756 PR middle-end/33880
27757 * tree-nested.c (walk_omp_for): New function.
27758 (convert_nonlocal_reference, convert_local_reference): Call
27759 walk_omp_for on OMP_FOR.
27760 (convert_call_expr): Call walk_body on OMP_FOR's
27761 OMP_FOR_PRE_INIT_BODY.
27763 2008-01-25 Richard Guenther <rguenther@suse.de>
27765 PR tree-optimization/34966
27766 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
27767 default defs and PHI_NODEs we have to insert after the
27768 defining statement.
27770 2008-01-24 Nick Clifton <nickc@redhat.com>
27772 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
27773 Provide a default definition.
27774 (LIBGCC2_UNITS_PER_WORD): Likewise.
27776 * config/stormy16/stormy16.c: Include df.h for the prototype
27777 for df_regs_ever_live_p.
27778 (xstormy16_expand_builtin_va_start): Convert the stack offset
27779 into a component_ref and then use POINTER_PLUS_EXPR to add it
27780 to the incoming_virtual_args_rtx.
27781 (xstormy16_gimplify_va_arg_expr): Rename to
27782 xstormy16_gimplify_va_arg_expr.
27783 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
27784 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
27785 xstormy16_gimplify_va_arg_expr.
27786 Fix up some formatting issues.
27788 * config/stormy16/stormy16.c (xstormy16_carry_plus_operand):
27789 Move to predicates.md.
27790 (xs_hi_general_operand): Likewise.
27791 (xs_hi_nonmemory_operand): Likewise.
27792 * config/stormy16/predicates.md:
27793 (xstormy16_carry_plus_operand): New predicate.
27794 (xs_hi_general_operand): New predicate.
27795 (xs_hi_nonmemory_operand): New predicate.
27796 * config/stormy16/stormy16-protos.h:
27797 (xstormy16_carry_plus_operand): Delete prototype.
27798 (xs_hi_general_operand): Likewise.
27799 (xs_hi_nonmemory_operand): Likewise.
27801 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
27802 modifiers as they are no longer needed and they can trigger
27803 reload spill failures.
27805 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
27806 with a match_operand in order to help reload.
27808 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
27809 constraint with 'e' for the 8th alternative as this version of
27810 the mov.w instruction only accepts the lower 8 registers.
27812 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
27815 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
27816 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
27819 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27821 PR middle-end/33333
27822 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
27824 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27826 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
27828 (remove_structure): Update allocations list before removing structure.
27830 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27832 * ipa-struct-reorg.c (is_safe_cond_expr,
27833 create_new_stmts_for_cond_expr): Use integer_zerop function,
27834 that recognize not only zero-pointer, but zero-integer too.
27836 2008-01-25 Ben Elliston <bje@au.ibm.com>
27839 * fixproto: Escape "." in sed expression that strips leading "./".
27841 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
27844 * gcc.c (SWITCH_OK): Removed.
27845 (SWITCH_LIVE): Changed to bit.
27846 (SWITCH_FALSE): Likewise.
27847 (SWITCH_IGNORE): Likewise.
27848 (switchstr): Change live_cond to unsigned int.
27849 (process_command): Replace SWITCH_OK with 0.
27850 (do_self_spec): Likewise.
27851 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
27852 (give_switch): Likewise.
27853 (used_arg): Likewise.
27854 (do_spec_1): Set the SWITCH_IGNORE bit.
27855 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
27856 bits. Set the SWITCH_LIVE bit.
27858 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27860 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
27862 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
27864 PR tree-optimization/34472
27865 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
27866 parameter to a "bool *" and set *DATA to false if there is
27867 an unsafe access. Do not delete the structure here.
27868 (check_cond_exprs): Delete it here instead.
27869 (check_cond_exprs, exclude_cold_structs): Do not increase
27870 I when removing a structure.
27872 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
27875 * config/i386/i386.c (ix86_expand_vector_init): Consider only
27876 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
27878 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
27880 PR middle-end/34934
27881 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
27882 a fixed vector for stack.
27884 2008-01-24 Ben Elliston <bje@au.ibm.com>
27887 * doc/gcc.texi (Software development): Add a direntry for g++.
27889 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
27891 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
27892 stale and straggling -fforce-addr comments above.
27894 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
27896 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
27897 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
27899 2008-01-23 Michael Matz <matz@suse.de>
27902 * dwarf2out.c (force_type_die): Use modified_type_die instead of
27905 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
27907 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
27908 malloc result type.
27910 2008-01-23 Anatoly Sokolov <aesok@post.ru>
27912 * config/avr/avr.c (avr_current_arch): New variable.
27913 (avr_arch_types): Add 'avr31' and 'avr51' entries.
27914 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
27915 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
27916 (avr_override_options): Init 'avr_current_arch'.
27917 (base_arch_s): Move from here...
27918 * config/avr/avr.h (base_arch_s): ... here. Add new members
27919 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
27920 'mega' to 'have_jmp_call'.
27921 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
27922 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
27924 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
27926 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
27927 MULTILIB_MATCHES): Ditto.
27929 2008-01-23 Richard Guenther <rguenther@suse.de>
27931 PR middle-end/31529
27932 * cgraphunit.c (cgraph_reset_node): Always mark the node
27933 not reachable if it is not queued already.
27935 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
27937 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
27938 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
27939 (cputype_selected): New static variable.
27940 (bfin_handle_option): Set it if -mcpu is used.
27941 (override_option): Select default set of workarounds if no cpu type
27942 selected on the command line.
27943 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
27945 From Michael Frysinger <michael.frysinger@analog.com>
27946 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
27947 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
27949 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
27950 for bf547, bf523, bf524, and bf526.
27951 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
27953 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
27954 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
27955 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
27956 __ADSPBF547__ and __ADSPBF54x__ for bf547.
27957 * doc/invoke.texi (Blackfin Options): Document that
27958 -mcpu now accept bf547, bf523, bf524, and bf526.
27960 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
27962 PR rtl-optimization/34628
27963 * combine.c (try_combine): Stop and undo after the first combination
27964 if an autoincrement side-effect on the first insn has effectively
27967 2008-01-22 David Edelsohn <edelsohn@gnu.org>
27970 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
27971 Offset addresses are not valid for Altivec or paired float modes.
27973 2008-01-22 Jakub Jelinek <jakub@redhat.com>
27976 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
27977 if DECL_INITIAL (decl) is error_mark_node.
27980 * c-common.c (handle_vector_size_attribute): Only allow
27981 integral, scalar float and fixed point types. Handle OFFSET_TYPE
27982 the same way as pointer, array etc. types.
27983 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
27986 * tree.c (build_type_attribute_qual_variant): Call
27987 build_qualified_type if attributes are equal, but quals are not.
27989 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27992 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
27993 * flags.h (warn_strict_aliasing): Remove.
27994 (warn_strict_overflow): Remove.
27995 * opts.c (warn_strict_aliasing): Remove.
27996 (warn_strict_overflow): Remove.
27997 * c-opts.c (c_common_handle_option): -Wall only sets
27998 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
27999 (c_common_post_options): Give default values to -Wstrict-aliasing
28000 and -Wstrict-overflow if they are uninitialized.
28001 * common.opt (Wstrict-aliasing): Specify Var and Init.
28002 (Wstrict-overflow): Likewise.
28004 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
28006 PR rtl-optimization/26854
28007 PR rtl-optimization/34400
28008 PR rtl-optimization/34884
28009 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
28011 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
28012 (df_rd_bb_info.expanded_lr_out): Deleted
28013 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
28014 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
28015 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
28016 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
28017 Removed code to allocate, initialize or free expanded_lr_out.
28018 (df_rd_bb_local_compute_process_def): Restructured to make more
28020 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
28021 sets if the sets are being trimmed.
28023 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
28026 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
28027 (as_vers): Likewise.
28028 * configure: Regenerated.
28030 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28032 PR middle-end/33092
28033 * tree-pass.h (pass_build_alias): New pass.
28034 * tree-ssa-alias.c (gate_build_alias): New.
28035 (pass_build_alias): New.
28036 * passes.c (init_optimization_passes): Add pass_build_alias after
28037 pass_create_structure_vars.
28039 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
28041 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
28042 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
28043 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
28044 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
28045 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
28046 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
28047 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
28048 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
28049 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
28050 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
28051 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
28052 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
28053 * config/s390/s390.md (FP_ALL): New mode iterator.
28054 (_d): New mode attribute.
28055 ("*signbit<mode>2>"): Changed mode of first operand.
28056 ("isinf<mode>2"): Changed mode of first operand.
28057 ("*TDC_insn"): Adaptation for DFP modes.
28059 2008-01-22 Ben Elliston <bje@au.ibm.com>
28061 * tree.c (check_qualified_type): Improve function description.
28063 2008-01-21 Jason Merrill <jason@redhat.com>
28066 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
28067 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
28070 2008-01-21 DJ Delorie <dj@redhat.com>
28072 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
28075 2008-01-21 Richard Guenther <rguenther@suse.de>
28077 PR middle-end/34856
28078 * tree-cfg.c (verify_expr): Allow all invariant expressions
28079 instead of just constant class ones as reference argument.
28080 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
28081 like any other constant.
28082 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
28084 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
28086 * regmove.c (fixup_match_1): Update call crossed frequencies.
28088 2008-01-21 Richard Guenther <rguenther@suse.de>
28091 * tree-inline.c (setup_one_parameter): Deal with mismatched
28092 types using a VIEW_CONVERT_EXPR.
28094 2008-01-21 Alon Dayan <alond@il.ibm.com>
28095 Olga Golovanevsky <olga@il.ibm.com>
28097 PR tree-optimization/34701
28098 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
28099 when the structure size is not a power of 2.
28101 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
28103 * doc/install.texi: Add doc for --enable-checking=df.
28105 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
28107 PR rtl-optimization/34808
28108 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
28110 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
28112 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
28115 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
28117 PR rtl-optimization/26854
28118 PR rtl-optimization/34400
28119 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
28121 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
28122 (df_rd_bb_info.expanded_lr_out): New.
28123 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
28124 * loop_iv.c (iv_analysis_loop_init): Ditto.
28125 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
28126 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
28127 Added code to allocate, initialize or free expanded_lr_out.
28128 (df_rd_bb_local_compute_process_def): Restructured to make
28129 more understandable.
28130 (df_rd_confluence_n): Add code to do nothing with fake edges and
28131 code to no apply invalidate_by_call sets if the sets are being trimmed.
28132 (df_lr_local_finalize): Renamed to df_lr_finalize.
28133 (df_live_local_finalize): Renamed to df_live_finalize.
28135 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
28138 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
28139 deciding whether to use reciprocal instructions.
28141 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
28143 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
28144 dwarf2out_note_section_used if cold_text_section is NULL.
28146 2008-01-19 Jakub Jelinek <jakub@redhat.com>
28148 PR gcov-profile/34610
28149 * tree-cfg.c (make_edges): Mark both outgoing edges from
28150 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
28151 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
28152 from OMP_FOR and OMP_CONTINUE outgoing edges.
28154 * tree-profile.c (tree_profiling): Return early if
28155 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
28157 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
28158 from cfun to child_cfun.
28159 * function.h (struct function): Add after_tree_profile bit.
28161 2008-01-19 Anatoly Sokolov <aesok@post.ru>
28163 * config/avr/avr.S (_exit): Disable interrupt.
28165 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
28166 Steven Bosscher <stevenb.gcc@gmail.com>
28168 PR rtl-optimization/26854
28169 PR rtl-optimization/34400
28170 * df-problems.c (df_live_scratch): New scratch bitmap.
28171 (df_live_alloc): Allocate df_live_scratch when doing df_live.
28172 (df_live_reset): Clear the proper bitmaps.
28173 (df_live_bb_local_compute): Only process the artificial defs once
28174 since the order is not important.
28175 (df_live_init): Init the df_live sets only with the variables
28176 found live by df_lr.
28177 (df_live_transfer_function): Use the df_lr sets to prune the
28178 df_live sets as they are being computed.
28179 (df_live_free): Free df_live_scratch.
28181 2008-01-18 Ian Lance Taylor <iant@google.com>
28183 * common.opt: Add fmerge-debug-strings.
28184 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
28185 flag_merge_debug_strings rather than flag_merge_constants.
28186 * doc/invoke.texi (Option Summary): Mention
28187 -fmerge-debug-strings.
28188 (Debugging Options): Document -fmerge-debug-strings.
28190 2008-01-18 Ian Lance Taylor <iant@google.com>
28193 * tree.h (DECL_IS_OPERATOR_NEW): Define.
28194 (struct tree_function_decl): Add new field operator_new_flag.
28195 * tree-inline.c (expand_call_inline): When inlining a call to
28196 operator new, force the return value to go into a variable, and
28197 set DECL_NO_TBAA_P on that variable.
28198 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
28200 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
28203 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
28204 DWARF2_DEBUGGING_INFO.
28205 (dwarf2out_note_section_used): Ditto. Add prototype.
28206 (have_multiple_function_sections, text_section_used,
28207 cold_text_section_used, *cold_text_sections): Move declarations
28210 2008-01-17 Bob Wilson <bob.wilson@acm.org>
28212 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
28213 field and add signal_ra.
28214 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
28215 assignments to frame state pc. Move end of stack check after
28216 MD_FALLBACK_FRAME_STATE_FOR.
28217 (uw_update_context_1): Use frame state signal_regs if set, instead
28218 of checking signal_frame flag.
28219 (uw_update_context): Use frame state signal_ra if set.
28220 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
28221 * config/xtensa/linux-unwind.h: New file.
28223 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
28225 * modulo-sched.c (get_sched_window): Fix comment typo.
28227 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
28229 PR tree-optimization/34648
28230 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
28232 2008-01-17 Anatoly Sokolov <aesok@post.ru>
28234 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
28235 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
28237 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
28239 PR rtl-optimization/34400
28240 * df-core.c (df_worklist_dataflow_overeager,
28241 df_worklist_dataflow_doublequeue): New functions.
28242 (df_worklist_dataflow): Two different worklist solvers.
28243 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
28246 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28249 * doc/invoke.texi: Document the dependence on pthread for fopenmp
28250 and ftree-parallelize-loops.
28252 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
28254 PR rtl-optimization/34826
28255 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
28257 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
28259 * global.c (find_reg): Mark the eh regs as used if necessary.
28260 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
28261 * ra.h (struct allocno): no_eh_reg field added. Changed
28262 no_stack_reg type to bitfield.
28264 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
28266 * tree.c (substitute_in_expr): Add missing 'break'.
28268 2008-01-17 Richard Guenther <rguenther@suse.de>
28270 PR tree-optimization/34825
28271 * tree-ssa-math-opts.c (is_division_by): Do not recognize
28272 x / x as division to handle.
28274 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28276 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
28277 "-pthread" is specified.
28278 * pa-hpux11.h (LIB_SPEC): Likewise.
28280 2008-01-16 Janis Johnson <janis187@us.ibm.com>
28281 Peter Bergner <bergner@vnet.ibm.com>
28283 PR rtl-optimization/33796
28284 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
28286 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28288 PR libgfortran/34699
28289 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
28291 * pa-hpux10.h (LINK_SPEC): Likewise.
28292 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
28294 2008-01-16 Richard Guenther <rguenther@suse.de>
28296 PR middle-end/32628
28297 * fold-const.c (fold_convert_const_int_from_int): Do not
28298 set overflow if that occured only because of a sign extension
28299 change when converting from/to a sizetype with the same
28300 precision and signedness.
28302 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28305 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
28306 location address to the correct place. Update copyright year.
28308 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28310 * lambda-code.c (lambda_transform_legal_p): Handle the case of
28311 no dependences in the dependence_relations vector.
28313 2008-01-16 Jan Hubicka <jh@suse.cz>
28315 PR rtl-optimization/31396
28316 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
28317 * cfg.c (dump_reg_info): Print it.
28318 * regs.h (struct reg_info_t): add freq_calls_crossed.
28319 (REG_FREQ_CALLS_CROSSED): New macro.
28320 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
28321 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
28322 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
28323 regmove_optimize): Update call crossed frequencies.
28324 * local-alloc.c (struct qty): Add freq_calls_crossed.
28325 (alloc_qty): Copute freq_calls_crossed.
28326 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
28327 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
28328 * ra.h (struct allocno): Add freq_calls_crossed.
28330 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28332 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
28333 libgomp when compiling with ftree-parallelize-loops.
28334 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
28336 2008-01-16 Richard Guenther <rguenther@suse.de>
28338 PR tree-optimization/34769
28339 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
28340 * tree.c (int_cst_value): Instead make this function more
28341 permissive in what it accepts as valid input. Document this
28342 function always sign-extends the value.
28344 2008-01-16 Jakub Jelinek <jakub@redhat.com>
28345 Richard Guenther <rguenther@suse.de>
28348 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
28349 (gimple_fold_indirect_ref_rhs): ... this.
28350 (gimple_fold_indirect_ref): New function with foldings
28351 that preserve lvalueness.
28352 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
28353 * tree-flow.h (gimple_fold_indirect_ref): Declare.
28354 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
28355 to fold an INDIRECT_REF, fall back to the old use of
28356 fold_indirect_ref_1.
28358 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28360 * tree-data-ref.c (subscript_dependence_tester_1): Call
28361 free_conflict_function.
28362 (compute_self_dependence): Same.
28364 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28367 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
28368 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
28370 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
28371 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
28372 for DWARF2_UNWIND_INFO targets.
28374 2008-01-16 Richard Guenther <rguenther@suse.de>
28377 * c-typeck.c (common_pointer_type): Do not merge inconsistent
28378 type qualifiers for function types.
28380 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
28382 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
28383 loop_iterator li from previous commit.
28385 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
28387 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
28389 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28391 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
28392 (parallelize_loops): Don't parallelize irreducible components.
28394 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28397 * c-opts (c_common_post_options): Do not enable CPP
28398 flag_pedantic_errors by default.
28400 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
28402 PR rtl-optimization/31944
28403 * cse.c (remove_pseudo_from_table): New function.
28404 (merge_equiv_classes): Use above function to remove pseudo-registers.
28405 (invalidate): Likewise.
28407 2008-01-13 Richard Guenther <rguenther@suse.de>
28409 PR middle-end/34601
28410 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
28411 instead of TYPE_MODE to deal with calls from expand_one_error_var.
28413 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
28415 * gcse.c (cprop_jump): Call validate_unshare_change instead of
28416 validate_change to unshare the source of the PC set.
28418 2008-01-12 Jan Hubicka <jh@suse.cz>
28420 PR middle-end/32135
28421 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
28422 references above array bounds. This might trigger bounds checks for
28423 pointers to arrays.
28425 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28427 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
28428 new_replaceable_dependencies.
28430 2008-01-12 Doug Kwan <dougkwan@google.com>
28432 * c-decl.c (grokdeclarator): Use OPT_Wignored_qualifiers
28433 instead of OPT_Wreturn_type in warning due to ignored return type
28435 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
28436 options included in -Wextra.
28437 * c.opt: New option -Wignored_qualifiers.
28438 * doc/invoke.texi (Warning Options, -Wextra): Add new option
28439 -Wignore_qualifiers.
28440 (-Wignored-qualifiers): Document.
28441 (-Wreturn-type): Remove description of functionality now handled
28442 by -Wignored-qualifiers.
28444 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
28447 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
28448 NOP_EXPR if it is between integral types with the same precision.
28450 2008-01-12 Jan Hubicka <jh@suse.cz>
28453 * invoke.texi (max-inline-recursive-depth): Fix default value.
28455 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
28457 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
28460 2008-01-11 Bob Wilson <bob.wilson@acm.org>
28462 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
28464 2008-01-11 James E. Wilson <wilson@specifix.com>
28467 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
28469 2008-01-11 Anatoly Sokolov <aesok@post.ru>
28471 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
28472 save/restore frame pointer register and don't use 'call-prologues'
28473 optimization in function with "OS_task" attribute.
28475 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
28477 PR middle-end/31309
28478 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
28479 when copying to memory.
28481 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
28483 PR rtl-optimization/30905
28484 * cfgcleanup.c: Include dce.h
28485 (crossjumps_occured): New global variable.
28486 (try_crossjump_bb): Exit loop after finding a fallthru edge.
28487 If something changed, set crossjumps_occured to true.
28488 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
28489 Don't add/remove fake edges to exit here...
28490 (cleanup_cfg): ...but do it here, when crossjumping.
28491 Run a fast DCE when successful crossjumps occured in the latest
28492 iteration of try_optimize_cfg.
28494 2008-01-11 Richard Guenther <rguenther@suse.de>
28496 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
28497 (struct vn_unary_op_s): Likewise.
28498 (vn_reference_insert): Free old reference on hash collision.
28500 2008-01-10 Raksit Ashok <raksit@google.com>
28502 PR rtl-optimization/27971
28503 * combine.c (find_split_point): Split PLUS expressions which are
28504 inside a MEM rtx, and whose first operand is complex.
28506 2008-01-10 DJ Delorie <dj@redhat.com>
28508 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
28509 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
28510 (m32c_hard_regno_ok): Call the underlying function.
28512 2008-01-10 Richard Guenther <rguenther@suse.de>
28514 PR middle-end/34683
28515 * tree-cfg.c (tree_merge_blocks): Do not go through the
28516 full-blown folding and stmt updating path if we just deal
28517 with virtual operands.
28518 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
28519 test for abnormal SSA_NAMEs.
28521 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
28523 PR middle-end/34641
28524 * reload.c (push_reload): Add assertions. All constants from
28525 reg_equiv_constant should have been used for replacing the respective
28527 (find_reloads_address): Invoke find_reloads_address_part for
28528 constant taken from the reg_equiv_constant array.
28530 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
28532 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
28533 field (valnum) the first in the struct. Replace bools with
28536 2008-01-10 Richard Guenther <rguenther@suse.de>
28538 PR tree-optimization/34651
28539 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
28540 types and ordering for masking and converting.
28542 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
28544 PR tree-optimization/34017
28545 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
28546 also for PHI_NODE expressions.
28548 2008-01-09 Jan Hubicka <jh@suse.cz>
28550 PR tree-optimization/34708
28551 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
28552 based on number of case labels.
28553 (init_inline_once): Remove switch_cost.
28554 * tree-inline.h (eni_weights_d): Remove switch_cost.
28556 2008-01-09 Richard Guenther <rguenther@suse.de>
28557 Andrew Pinski <andrew_pinski@playstation.sony.com>
28559 PR middle-end/30132
28560 * gimplify.c (gimplify_cond_expr): Do not create an addressable
28561 temporary if an rvalue is ok or an lvalue is not required.
28563 2008-01-09 Richard Guenther <rguenther@suse.de>
28565 PR middle-end/34458
28566 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
28567 adjust return type.
28569 2008-01-09 Richard Guenther <rguenther@suse.de>
28571 PR middle-end/34679
28572 * tree.c (host_integerp): Check for sizetype only if the
28573 type is an integer type.
28575 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
28578 * opts.c (decode_options): Disable inlining of functions called
28579 once if not in unit-at-a-time mode.
28581 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
28583 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
28585 2008-01-08 Richard Guenther <rguenther@suse.de>
28587 PR middle-end/31863
28588 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
28589 out early if the result will be unused.
28591 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28596 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28597 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28600 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
28602 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
28603 for vectorization tuned.
28605 2008-01-08 Richard Guenther <rguenther@suse.de>
28607 PR tree-optimization/34683
28608 * tree-ssa-operands.c (operand_build_cmp): Export.
28609 * tree-ssa-operands.h (operand_build_cmp): Declare.
28610 * tree-vn.c (vuses_compare): Remove.
28611 (sort_vuses): Use operand_build_cmp.
28612 (sort_vuses_heap): Likewise.
28613 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
28614 to re-use old VEC if available. Do not sort already sorted VUSEs.
28615 (vdefs_to_vec): Do not sort already sorted VDEFs.
28617 2008-01-08 Jakub Jelinek <jakub@redhat.com>
28619 PR middle-end/34694
28620 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
28622 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28625 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
28626 limitations of reciprocal sequences on x86 targets.
28628 2008-01-08 Richard Guenther <rguenther@suse.de>
28630 PR tree-optimization/34683
28631 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
28633 2008-01-07 Jakub Jelinek <jakub@redhat.com>
28636 * config/darwin.c (darwin_mergeable_string_section): Don't use
28637 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
28639 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
28642 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
28643 negxf2. Macroize expander using X87MODEF mode iterator. Change
28644 predicates of op0 and op1 to register_operand.
28645 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
28646 expander using X87MODEF mode iterator. Change predicates of
28647 op0 and op1 to register_operand.
28648 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
28649 corresponding patterns and macroize using MODEF macro. Change
28650 predicates of op0 and op1 to register_operand and remove
28651 "m" constraint. Disparage "r" alternative with "!".
28652 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
28653 macroize using X87MODEF macro. Change predicates of op0 and op1
28654 to register_operand and remove "m" constraint. Disparage "r"
28655 alternative with "!".
28656 (absneg splitter with memory operands): Remove.
28657 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
28658 patterns and macroize using X87MODEF mode iterator.
28659 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
28660 Change predicate of op1 to register_operand.
28661 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
28662 for memory operands.
28664 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
28666 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
28668 2008-01-07 Richard Guenther <rguenther@suse.de>
28670 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
28673 2008-01-07 Richard Guenther <rguenther@suse.de>
28675 PR tree-optimization/34683
28676 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
28677 VOPs of the needed size to save memory. Use VEC_quick_push
28678 to save compile-time.
28679 (vdefs_to_vec): Likewise.
28681 2008-01-07 Sa Liu <saliu@de.ibm.com>
28683 * config/spu/spu.md (divdf3): Genetate inline code for double
28684 division. The implementation doesn't handle INF or NAN, therefore it
28685 only applies when -ffinite-math-only is given.
28687 2008-01-06 Paolo Carlini <pcarlini@suse.de>
28690 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
28691 * doc/cpp.texi ([Common Predefined Macros]): Document.
28693 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
28695 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
28696 order to use commutative addition instead of subtraction.
28698 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
28699 Mircea Namolaru <namolaru@il.ibm.com>
28700 Vladimir Yanovsky <yanov@il.ibm.com>
28701 Revital Eres <eres@il.ibm.com>
28703 PR tree-optimization/34263
28704 * tree-outof-ssa.c (process_single_block_loop_latch,
28705 contains_tree_r): New functions.
28706 (analyze_edges_for_bb): Call process_single_block_loop_latch
28707 function to empty single-basic-block latch block if possible.
28709 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28711 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28713 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
28715 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28717 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
28719 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28721 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
28723 2008-01-05 Jakub Jelinek <jakub@redhat.com>
28725 PR tree-optimization/34618
28726 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
28729 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28732 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
28733 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
28734 Update copyright year.
28736 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
28737 Update copyright year.
28738 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
28741 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
28743 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
28744 edge does not point to current bb before changing need_assert.
28746 2008-01-04 Richard Guenther <rguenther@suse.de>
28748 PR middle-end/34029
28749 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
28750 for verifying purposes if they are is_gimple_min_invariant.
28752 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
28754 PR tree-optimization/34448
28755 PR tree-optimization/34465
28756 * gimplify.c (gimplify_init_constructor): Add new parameter
28757 notify_temp_creation. Use it.
28758 (gimplify_modify_expr_rhs): Take volatiles into account when
28759 optimizing constructors.
28760 Do not optimize constructors if gimplify_init_constructor will dump to
28762 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
28763 * gcc.c-torture/compile/pr34448.c: New.
28765 2008-01-04 Jakub Jelinek <jakub@redhat.com>
28767 PR gcov-profile/34609
28768 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
28769 return_slot if result is TREE_ADDRESSABLE.
28771 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
28773 * config/mips/mips.md (sqrt_condition): Tweak comment.
28774 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
28776 2008-01-03 Tom Tromey <tromey@redhat.com>
28779 * c-common.c (c_type_hash): Handle VLAs.
28781 2008-01-03 Jan Hubicka <jh@suse.cz>
28783 PR tree-optimization/31081
28784 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
28785 0 when inlining and not inlining to first basic block.
28786 (remap_decl): When var is initialized to 0, don't set default_def.
28787 (expand_call_inline): Set entry_bb.
28788 * tree-inline.h (copy_body_data): Add entry_bb.
28790 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28793 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
28796 PR tree-optimization/29484
28797 * tree-inline.c (inline_forbidden_p_2): New function.
28798 (inline_forbidden_p): Disallow inlining if some static var
28799 has an address of a local LABEL_DECL in its initializer.
28800 * doc/extend.texi (Labels as Values): Document &&foo behaviour
28803 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
28805 PR tree-optimization/34635
28806 * tree-data-ref.c (add_other_self_distances): Make sure that the
28807 evolution step is constant.
28809 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28811 PR middle-end/34608
28812 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
28814 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
28816 * tree-sra.c (scalarize_init): Insert the generate_element_init
28817 statements after the generate_element_zero statements.
28819 2008-01-02 Richard Guenther <rguenther@suse.de>
28821 PR middle-end/34093
28822 PR middle-end/31976
28823 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
28824 for very large number of operands instead of ICEing.
28826 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
28829 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
28830 while stack probing.
28832 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
28834 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
28837 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
28839 PR libmudflap/26442
28840 * tree-mudflap.c (mx_register_decls): Guard warning by
28841 !DECL_ARTIFICIAL check.
28843 2008-01-01 Jakub Jelinek <jakub@redhat.com>
28845 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
28846 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
28847 sse5_perm<mode>): Fix constraints.