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-rw-r--r--gcc/expr.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/expr.h b/gcc/expr.h
index 7a323bacd6a..0096367a727 100644
--- a/gcc/expr.h
+++ b/gcc/expr.h
@@ -367,6 +367,10 @@ extern bool set_storage_via_setmem (rtx, rtx, rtx, unsigned int,
succeed. */
extern int can_move_by_pieces (unsigned HOST_WIDE_INT, unsigned int);
+extern unsigned HOST_WIDE_INT move_by_pieces_ninsns (unsigned HOST_WIDE_INT,
+ unsigned int,
+ unsigned int);
+
/* Return nonzero if it is desirable to store LEN bytes generated by
CONSTFUN with several move instructions by store_by_pieces
function. CONSTFUNDATA is a pointer which will be passed as argument