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riscv-gcc-1
Commit 611a4849 by Uros Bizjak
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mode-switching.c (optimize_mode_switching): Mark block as nontransparent, if… 

mode-switching.c (optimize_mode_switching): Mark block as nontransparent, if last_mode at block exit is different from no_mode.

	* mode-switching.c (optimize_mode_switching): Mark block as
	nontransparent, if last_mode at block exit is different from no_mode.

From-SVN: r204649
parent cabeea52
Showing with 24 additions and 27 deletions
gcc/ChangeLog
2013-11-10 Uros Bizjak <ubizjak@gmail.com>
* mode-switching.c (optimize_mode_switching): Mark block as
nontransparent, if last_mode at block exit is different from no_mode.
2013-11-09 Jan-Benedict Glaw <jbglaw@lug-owl.de>
* function.c (NAME__MAIN): Move to...
......@@ -90,8 +95,7 @@
2013-11-08 Richard Biener <rguenther@suse.de>
PR tree-optimization/59047
* tree-predcom.c (ref_at_iteration): Handle bitfield accesses
properly.
* tree-predcom.c (ref_at_iteration): Handle bitfield accesses properly.
2013-11-08 Ilya Enkovich <ilya.enkovich@intel.com>
......@@ -124,8 +128,7 @@
(TYPE_QUALS, TYPE_QUALS_NO_ADDR_SPACE): Add TYPE_QUAL_ATOMIC.
(TYPE_QUALS_NO_ADDR_SPACE_NO_ATOMIC): New macro.
(atomicQI_type_node, atomicHI_type_node, atomicSI_type_node)
(atomicDI_type_node, atomicTI_type_node): New macros for type
nodes.
(atomicDI_type_node, atomicTI_type_node): New macros for type nodes.
* tree.c (set_type_quals): Set TYPE_ATOMIC.
(find_atomic_core_type): New function.
(build_qualified_type): Adjust alignment for qualified types.
......@@ -134,23 +137,20 @@
atomicHI_type_node, atomicSI_type_node, atomicDI_type_node and
atomicTI_type_node.
* print-tree.c (print_node): Print atomic qualifier.
* tree-pretty-print.c (dump_generic_node): Print atomic type
attribute.
* tree-pretty-print.c (dump_generic_node): Print atomic type attribute.
* target.def (atomic_assign_expand_fenv): New hook.
* doc/tm.texi.in (TARGET_ATOMIC_ASSIGN_EXPAND_FENV): New @hook.
* doc/tm.texi: Regenerate.
* targhooks.c (default_atomic_assign_expand_fenv): New function.
* targhooks.h (default_atomic_assign_expand_fenv): Declare.
* sync-builtins.def (__atomic_feraiseexcept): New built-in
function.
* sync-builtins.def (__atomic_feraiseexcept): New built-in function.
* config/i386/i386-builtin-types.def (VOID_FTYPE_PUSHORT): New
function type.
* config/i386/i386.c (enum ix86_builtins): Add
IX86_BUILTIN_FNSTENV, IX86_BUILTIN_FLDENV, IX86_BUILTIN_FNSTSW and
IX86_BUILTIN_FNCLEX.
(bdesc_special_args): Add __builtin_ia32_fnstenv,
__builtin_ia32_fldenv, __builtin_ia32_fnstsw and
__builtin_ia32_fnclex.
__builtin_ia32_fldenv, __builtin_ia32_fnstsw and __builtin_ia32_fnclex.
(ix86_expand_builtin): Handle the new built-in functions.
(ix86_atomic_assign_expand_fenv): New function.
(TARGET_ATOMIC_ASSIGN_EXPAND_FENV): New macro.
......@@ -183,8 +183,7 @@
* tree-ssa-loop-im.c
(move_computations_dom_walker::before_dom_children): Same.
* tree-ssa-loop-manip.c (rewrite_phi_with_iv): Same.
* tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
Same.
* tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): Same.
* tree-ssa-propagate.c (substitute_and_fold): Same.
* tree-vect-loop.c (vect_finalize_reduction): Same.
* tree-vect-stmts.c (vectorizable_call): Same.
......@@ -218,15 +217,13 @@
* doc/invoke.texi (-fisolate-erroneous-paths): Document.
* gimple-ssa-isolate-paths.c (gate_isolate_erroneous_paths):
No longer check if we have __builtin_trap, assume it's
available.
No longer check if we have __builtin_trap, assume it's available.
2013-11-07 Diego Novillo <dnovillo@google.com>
* attribs.c (lookup_scoped_attribute_spec): Make static.
(get_attribute_namespace): Likewise.
* builtins.c (more_const_call_expr_args_p): Move from
tree.h.
* builtins.c (more_const_call_expr_args_p): Move from tree.h.
(validate_arglist): Move earlier in the file. Make static.
(expand_stack_restore): Move from stmt.c
(expand_stack_save): Move from stmt.c
......@@ -303,7 +300,7 @@
(in_array_bounds_p): Move to tree-eh.c.
(range_in_array_bounds_p): Move to tree-eh.c.
(truth_type_for): Move to gimple-fold.c.
(list_equal_p): remove.
(list_equal_p): Remove.
* tree.h (decl_assembler_name_equal): Remove.
(decl_assembler_name_hash): Remove.
(truth_type_for): Remove.
......@@ -349,13 +346,12 @@
* doc/sourcebuild.texi (Top Level) <lto-plugin>: GNU ld can use
linker plugins, too.
* config/arc/arc.h (LINK_COMMAND_SPEC): For
-ftree-parallelize-loops=*, link to libgomp and its dependencies.
* config/arc/arc.h (LINK_COMMAND_SPEC): For -ftree-parallelize-loops=*,
link to libgomp and its dependencies.
* config/ia64/hpux.h (LIB_SPEC): Likewise.
* config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
* config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
* gcc.c (GOMP_SELF_SPECS): Update comment about libgomp's
dependencies.
* gcc.c (GOMP_SELF_SPECS): Update comment about libgomp's dependencies.
2013-11-07 Jakub Jelinek <jakub@redhat.com>
......@@ -398,8 +394,7 @@
(canonicalize_value): ... this. Also handle stripping of
TREE_OVERFLOW.
(get_value, set_lattice_value, get_value_for_expr): Adjust.
* gimple-fold.c (canonicalize_constructor_val): Strip
TREE_OVERFLOW.
* gimple-fold.c (canonicalize_constructor_val): Strip TREE_OVERFLOW.
* tree-ssa-threadedge.c (set_ssa_name_value): Likewise.
2013-11-07 Richard Biener <rguenther@suse.de>
......@@ -458,8 +453,7 @@
(finish_live_range_shrinkage): Ditto.
* sched-deps.c (create_insn_reg_set): Make void return value.
* passes.def: Add pass_live_range_shrinkage.
* ira.c (update_equiv_regs): Don't move if
flag_live_range_shrinkage.
* ira.c (update_equiv_regs): Don't move if flag_live_range_shrinkage.
* haifa-sched.c (live_range_shrinkage_p): New.
(initialize_live_range_shrinkage, finish_live_range_shrinkage):
New functions.
gcc/mode-switching.c
......@@ -571,12 +571,15 @@ optimize_mode_switching (void)
info[bb->index].computing = last_mode;
/* Check for blocks without ANY mode requirements.
N.B. because of MODE_AFTER, last_mode might still be different
from no_mode. */
N.B. because of MODE_AFTER, last_mode might still
be different from no_mode, in which case we need to
mark the block as nontransparent. */
if (!any_set_required)
{
ptr = new_seginfo (no_mode, BB_END (bb), bb->index, live_now);
add_seginfo (info + bb->index, ptr);
if (last_mode != no_mode)
bitmap_clear_bit (transp[bb->index], j);
}
}
#if defined (MODE_ENTRY) && defined (MODE_EXIT)
......
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