summaryrefslogtreecommitdiffstats
path: root/arch/sparc64/kernel/visemul.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/sparc64/kernel/visemul.c')
-rw-r--r--arch/sparc64/kernel/visemul.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/sparc64/kernel/visemul.c b/arch/sparc64/kernel/visemul.c
index 9e05cb5..b956fd7 100644
--- a/arch/sparc64/kernel/visemul.c
+++ b/arch/sparc64/kernel/visemul.c
@@ -131,7 +131,7 @@
#define VIS_OPF_SHIFT 5
#define VIS_OPF_MASK (0x1ff << VIS_OPF_SHIFT)
-#define RS1(INSN) (((INSN) >> 24) & 0x1f)
+#define RS1(INSN) (((INSN) >> 14) & 0x1f)
#define RS2(INSN) (((INSN) >> 0) & 0x1f)
#define RD(INSN) (((INSN) >> 25) & 0x1f)
@@ -445,7 +445,7 @@ static void pdist(struct pt_regs *regs, unsigned int insn)
unsigned long i;
rs1 = fpd_regval(f, RS1(insn));
- rs2 = fpd_regval(f, RS1(insn));
+ rs2 = fpd_regval(f, RS2(insn));
rd = fpd_regaddr(f, RD(insn));
rd_val = *rd;
@@ -807,6 +807,8 @@ int vis_emul(struct pt_regs *regs, unsigned int insn)
if (get_user(insn, (u32 __user *) pc))
return -EFAULT;
+ save_and_clear_fpu();
+
opf = (insn & VIS_OPF_MASK) >> VIS_OPF_SHIFT;
switch (opf) {
default:
OpenPOWER on IntegriCloud