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Diffstat (limited to 'arch/arm/vfp/vfpsingle.c')
-rw-r--r--arch/arm/vfp/vfpsingle.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/arch/arm/vfp/vfpsingle.c b/arch/arm/vfp/vfpsingle.c
index 14dd696ddeb..dae2c2f4605 100644
--- a/arch/arm/vfp/vfpsingle.c
+++ b/arch/arm/vfp/vfpsingle.c
@@ -203,7 +203,7 @@ u32 vfp_single_normaliseround(int sd, struct vfp_single *vs, u32 fpscr, u32 exce
vfp_put_float(sd, d);
}
- return exceptions & ~VFP_NAN_FLAG;
+ return exceptions;
}
/*
@@ -632,6 +632,7 @@ static u32 vfp_single_ftosi(int sd, int unused, s32 m, u32 fpscr)
struct vfp_single vsm;
u32 d, exceptions = 0;
int rmode = fpscr & FPSCR_RMODE_MASK;
+ int tm;
vfp_single_unpack(&vsm, m);
vfp_single_dump("VSM", &vsm);
@@ -639,10 +640,14 @@ static u32 vfp_single_ftosi(int sd, int unused, s32 m, u32 fpscr)
/*
* Do we have a denormalised number?
*/
+ tm = vfp_single_type(&vsm);
if (vfp_single_type(&vsm) & VFP_DENORMAL)
exceptions |= FPSCR_IDC;
- if (vsm.exponent >= 127 + 32) {
+ if (tm & VFP_NAN) {
+ d = 0;
+ exceptions |= FPSCR_IOC;
+ } else if (vsm.exponent >= 127 + 32) {
/*
* m >= 2^31-2^7: invalid
*/
@@ -1188,7 +1193,7 @@ u32 vfp_single_cpdo(u32 inst, u32 fpscr)
pr_debug("VFP: vecstride=%u veclen=%u\n", vecstride,
(veclen >> FPSCR_LENGTH_BIT) + 1);
- fop = (op == FOP_EXT) ? fop_extfns[sn] : fop_fns[FOP_TO_IDX(op)];
+ fop = (op == FOP_EXT) ? fop_extfns[FEXT_TO_IDX(inst)] : fop_fns[FOP_TO_IDX(op)];
if (!fop)
goto invalid;