ARM: 8026/1: Fix emulation of multiply accumulate instructions

[uclinux-h8/linux.git] / arch / arm / vfp / vfpsingle.c

diff --git a/arch/arm/vfp/vfpsingle.c b/arch/arm/vfp/vfpsingle.c
index b252631..4f96c16 100644 (file)
--- a/arch/arm/vfp/vfpsingle.c
+++ b/arch/arm/vfp/vfpsingle.c
@@ -915,6 +915,8 @@ vfp_single_multiply_accumulate(int sd, int sn, s32 m, u32 fpscr, u32 negate, cha
        v = vfp_get_float(sd);
        pr_debug("VFP: s%u = %08x\n", sd, v);
        vfp_single_unpack(&vsn, v);
+       if (vsn.exponent == 0 && vsn.significand)
+               vfp_single_normalise_denormal(&vsn);
        if (negate & NEG_SUBTRACT)
                vsn.sign = vfp_sign_negate(vsn.sign);