2009-06-29 Richard Guenther <rguenther@suse.de>
PR middle-end/38212
* alias.c (find_base_decl): Remove.
(get_deref_alias_set_1): Remove restrict handling.
* c-common.c (c_apply_type_quals_to_decl): Do not set
DECL_POINTER_ALIAS_SET.
* gimplify.c (find_single_pointer_decl_1): Remove.
(find_single_pointer_decl): Likewise.
(internal_get_tmp_var): Remove restrict handling.
(gimple_regimplify_operands): Likewise.
* omp-low.c (expand_omp_atomic_pipeline): Do not set
DECL_POINTER_ALIAS_SET. Use ref-all pointers.
* print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
* tree.c (restrict_base_for_decl): Remove.
(init_ttree): Do not allocate it.
(make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
LABEL_DECL_UID for label decls.
(copy_node_stat): Do not copy restrict information.
(decl_restrict_base_lookup): Remove.
(decl_restrict_base_insert): Likewise.
(print_restrict_base_statistics): Likewise.
(dump_tree_statistics): Do not call print_restrict_base_statistics.
* tree.h (DECL_POINTER_ALIAS_SET): Remove.
(DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
(struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
(LABEL_DECL_UID): Adjust.
(DECL_BASED_ON_RESTRICT_P): Remove.
(DECL_GET_RESTRICT_BASE): Likewise.
(SET_DECL_RESTRICT_BASE): Likewise.
(struct tree_decl_with_vis): Remove based_on_restrict_p flag.
* config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
instead of DECL_POINTER_ALIAS_SET.
* config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
* config/s390/s390.c (s390_gimplify_va_arg): Likewise.
* config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
* gcc.c-torture/execute/pr38212.c: New testcase.
From-SVN: r149047
2009-06-29 Richard Guenther <rguenther@suse.de>
PR tree-optimization/40579
* tree-vrp.c (vrp_evaluate_conditional): Bail out early if
the IL to simplify has constants that overflowed.
* gcc.c-torture/execute/pr40579.c: New testcase.
From-SVN: r149046
PR tree-optimization/40550
* tree-vect-generic.c (expand_vector_operations_1): Compute in
vector_compute_type only when the size of vector_compute_type is
less than the size of type.
testsuite/ChangeLog:
PR tree-optimization/40550
* gcc.dg/pr40550.c: New test.
From-SVN: r149038
2009-06-28 Paolo Bonzini <bonzini@gnu.org>
* dojump.c (do_compare_rtx_and_jump): Try swapping the
condition for floating point modes.
* expmed.c (emit_store_flag_1): Move here a bigger part
of emit_store_flag.
(emit_store_flag): Try swapping the condition for floating point
modes.
* optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
From-SVN: r149033
2009-06-28 Paolo Bonzini <bonzini@gnu.org>
* expr.c (expand_expr_real_1): Just use do_store_flag.
(do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
emit_store_flag_force.
* expmed.c (emit_store_flag_force): Copy here trick
previously in expand_expr_real_1. Try reversing the comparison.
(emit_store_flag_1): Work if target is NULL.
(emit_store_flag): Work if target is NULL, using the result mode
from the comparison. Use split_comparison, restructure final part
to simplify conditionals.
From-SVN: r149032
2009-06-28 Paolo Bonzini <bonzini@gnu.org>
* builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
* dojump.c (do_jump): Change handling of floating-point
ops to use just do_compare_and_jump.
(split_comparison): New.
(do_compare_rtx_and_jump): Add here logic coming previously
in do_jump, using split_comparison.
From-SVN: r149031
gcc/fortran:
* gfortran.h: Define HAVE_mpc_pow.
* arith.c (complex_reciprocal, complex_pow): If HAVE_mpc_pow,
don't define these functions.
(arith_power): If HAVE_mpc_pow, use mpc_pow.
gcc/testsuite:
* gfortran.dg/integer_exponentiation_4.f90: Temporarily
comment out some values and add some cases.
From-SVN: r149023
2009-06-27 Paolo Bonzini <bonzini@gnu.org>
* df-problems.c (df_set_seen, df_unset_seen): Delete.
(df_rd_local_compute, df_md_local_compute): Inline them.
(df_md_scratch): New.
(df_md_alloc, df_md_free): Allocate/free it.
(df_md_local_compute): Only include live registers in init.
(df_md_transfer_function): Prune the in-set computed by
the confluence function, and the gen-set too.
From-SVN: r149011
2009-06-27 Paolo Bonzini <bonzini@gnu.org>
* domwalk.h (struct dom_walk_data): Remove all callbacks except
before_dom_children_before_stmts and after_dom_children_after_stmts.
Rename the two remaining callbacks to just before_dom_children and
after_dom_children. Remove other GIMPLE statement walking bits.
* domwalk.c (walk_dominator_tree): Remove now unsupported features.
* graphite.c: Do not include domwalk.h.
* tree-into-ssa.c (interesting_blocks): New global.
(struct mark_def_sites_global_data): Remove it and names_to_rename.
(mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
now that they're not domwalk callbacks.
(rewrite_initialize_block): Rename to...
(rewrite_enter_block): ... this, place after called functions. Test
interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
(rewrite_finalize_block): Rename to...
(rewrite_leave_block): ... this, place after called functions.
(rewrite_update_init_block): Rename to...
(rewrite_update_enter_block): ... this, place after called functions.
Test interesting_blocks, call rewrite_update_stmt and
rewrite_update_phi_arguments.
(rewrite_update_fini_block): Rename to...
(rewrite_leave_block): ... this, place after called functions.
(rewrite_blocks): Remove last argument, simplify initialization of
walk_data.
(mark_def_sites_initialize_block): Rename to...
(mark_def_sites_block): ... this, call mark_def_sites.
(mark_def_sites_blocks): Remove argument, simplify initialization of
walk_data.
(rewrite_into_ssa): Adjust for interesting_blocks_being a global.
(update_ssa): Likewise.
* tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
callback.
(tree_ssa_dominator_optimize): Simplify initialization of walk_data.
(dom_opt_initialize_block): Rename to...
(dom_opt_enter_block): ... this, place after called functions. Walk
statements here, inline propagate_to_outgoing_edges.
(dom_opt_finalize_block): Rename to...
(dom_opt_leave_block): ... this, place after called functions.
* tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
domwalk callback.
(dse_enter_block, dse_record_phi): New.
(dse_record_phis): Delete.
(dse_finalize_block): Rename to...
(dse_leave_block): ... this.
(tree_ssa_dse): Simplify initialization of walk_data.
* tree-ssa-loop-im.c (determine_invariantness, move_computations):
Adjust initialization of walk_data.
* tree-ssa-loop-unswitch.c: Do not include domwalk.h.
* tree-ssa-loop-phiopt.c (get_non_trapping):
Adjust initialization of walk_data.
* tree-ssa-loop-threadedge.c: Do not include domwalk.h.
* tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
it's not a domwalk callback.
(uncprop_initialize_block): Rename to...
(dse_enter_block): ... this, call uncprop_into_successor_phis.
(dse_finalize_block): Rename to...
(dse_leave_block): ... this.
(tree_ssa_uncprop): Simplify initialization of walk_data.
* Makefile.in: Adjust dependencies.
From-SVN: r149008
2009-06-26 Janus Weil <janus@gcc.gnu.org>
PR fortran/39997
PR fortran/40541
* decl.c (add_hidden_procptr_result): Copy the typespec to the hidden
result.
* expr.c (gfc_check_pointer_assign): Enable interface check for
procedure pointer assignments where the rhs is a function returning a
procedure pointer.
* resolve.c (resolve_symbol): If an external procedure with unspecified
return type can not be implicitly typed, it must be a subroutine.
2009-06-26 Janus Weil <janus@gcc.gnu.org>
PR fortran/39997
PR fortran/40541
* gfortran.dg/proc_ptr_15.f90: Fixed and extended.
* gfortran.dg/proc_ptr_common_1.f90: Fixed invalid test case.
* gfortran.dg/proc_ptr_result_1.f90: Ditto.
* gfortran.dg/proc_ptr_result_5.f90: New.
From-SVN: r148996
* config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
* config/mep/mep.c (mep_bundle_insns): Account for the fact that
the scheduler doesn't tag jump insns.
From-SVN: r148986
* function.h (struct function): Add cannot_be_copied_reason,
and cannot_be_copied_set.
* tree-inline.c (has_label_address_in_static_1): Rename from
inline_forbidden_p_2; don't set inline_forbidden_reason here.
(cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
don't set inline_forbidden_reason.
(copy_forbidden): New function, split out of inline_forbidden_p.
(inline_forbidden_p_stmt): Don't check for nonlocal labels here.
(inline_forbidden_p): Use copy_forbidden.
(tree_versionable_function_p): Likewise.
(inlinable_function_p): Merge into tree_inlinable_function_p.
(tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
* ipa-cp.c (ipcp_versionable_function_p): New function.
(ipcp_cloning_candidate_p): Use it.
(ipcp_node_modifiable_p): Likewise.
From-SVN: r148981
* builtins.c (expand_builtin_alloca): Handle builtin alloca
that is marked not to be inlined. Remove flag_mudflap use.
* tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
(mf_xform_statements): Mark builtin alloca calls as un-inlineable.
From-SVN: r148980
2009-06-26 Laurent GUERBY <laurent@guerby.net>
* tb-gcc.c (trace_callback): Use char* instead of void*.
* gcc-interface/misc.c (enumerate_modes): Make loop compatible
with C++.
* gcc-interface/trans.c (parm_attr): Rename to parm_attr_d.
Change all uses.
* gcc-interface/utils.c (new, class, template): Rename to be
compatible with C++. Change all uses.
* gcc-interface/decl.c (new): Likewise.
From-SVN: r148975
* gcc-interface/decl.c (cannot_be_superflat_p): New predicate.
(gnat_to_gnu_entity) <E_Array_Subtype>: Use it to build the expression
of the upper bound of the index types.
From-SVN: r148966
