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gimple-fold.c: Include omp-low.h. 

* gimple-fold.c: Include omp-low.h.
	(fold_internal_goacc_dim): New.
	(gimple_fold_call): Call it.

From-SVN: r229816
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Nathan Sidwell 2015-11-05 15:46:59 +00:00 committed by Nathan Sidwell
parent e01d41e553
commit 451e8dae5d
2 changed files with 33 additions and 0 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2015-11-05 Nathan Sidwell <nathan@codesourcery.com>
* gimple-fold.c: Include omp-low.h.
(fold_internal_goacc_dim): New.
(gimple_fold_call): Call it.
2015-11-05 Jakub Jelinek <jakub@redhat.com>
Ilya Verbin <ilya.verbin@intel.com>

27
gcc/gimple-fold.c
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@ -52,6 +52,7 @@ along with GCC; see the file COPYING3. If not see
#include "gimple-match.h"
#include "gomp-constants.h"
#include "optabs-query.h"
#include "omp-low.h"
/* Return true when DECL can be referenced from current unit.
@ -2906,6 +2907,28 @@ gimple_fold_builtin (gimple_stmt_iterator *gsi)
return false;
}
/* Transform IFN_GOACC_DIM_SIZE and IFN_GOACC_DIM_POS internal
function calls to constants, where possible. */
static tree
fold_internal_goacc_dim (const gimple *call)
{
int axis = get_oacc_ifn_dim_arg (call);
int size = get_oacc_fn_dim_size (current_function_decl, axis);
bool is_pos = gimple_call_internal_fn (call) == IFN_GOACC_DIM_POS;
tree result = NULL_TREE;
/* If the size is 1, or we only want the size and it is not dynamic,
we know the answer. */
if (size == 1 || (!is_pos && size))
{
tree type = TREE_TYPE (gimple_call_lhs (call));
result = build_int_cst (type, size - is_pos);
}
return result;
}
/* Return true if ARG0 CODE ARG1 in infinite signed precision operation
doesn't fit into TYPE. The test for overflow should be regardless of
-fwrapv, and even for unsigned types. */
@ -3106,6 +3129,10 @@ gimple_fold_call (gimple_stmt_iterator *gsi, bool inplace)
return true;
}
break;
case IFN_GOACC_DIM_SIZE:
case IFN_GOACC_DIM_POS:
result = fold_internal_goacc_dim (stmt);
break;
case IFN_UBSAN_CHECK_ADD:
subcode = PLUS_EXPR;
break;