(emit_store_flag): Properly test for STORE_FLAG_VALUE of just sign bit.

From-SVN: r13552

diff --git a/gcc/expmed.c b/gcc/expmed.c
index a2adbd1..4b569b1 100644 (file)
--- a/gcc/expmed.c
+++ b/gcc/expmed.c
@@ -3951,7 +3951,7 @@ emit_store_flag (target, code, op0, op1, mode, unsignedp, normalizep)
       && GET_MODE_CLASS (mode) == MODE_INT
       && (normalizep || STORE_FLAG_VALUE == 1
          || (GET_MODE_BITSIZE (mode) <= HOST_BITS_PER_WIDE_INT
-             && (STORE_FLAG_VALUE 
+             && ((STORE_FLAG_VALUE & GET_MODE_MASK (mode))
                  == (HOST_WIDE_INT) 1 << (GET_MODE_BITSIZE (mode) - 1)))))
     {
       subtarget = target;
@@ -4145,7 +4145,7 @@ emit_store_flag (target, code, op0, op1, mode, unsignedp, normalizep)
        normalizep = STORE_FLAG_VALUE;
 
       else if (GET_MODE_BITSIZE (mode) <= HOST_BITS_PER_WIDE_INT
-              && (STORE_FLAG_VALUE
+              && ((STORE_FLAG_VALUE & GET_MODE_MASK (mode))
                   == (HOST_WIDE_INT) 1 << (GET_MODE_BITSIZE (mode) - 1)))
        ;
       else