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authorGuillaume Thouvenin <guillaume.thouvenin@ext.bull.net>2008-05-27 10:22:20 +0200
committerAvi Kivity <avi@qumranet.com>2008-07-20 12:42:27 +0300
commit89c696383d6eb493351a89d450d8ad7a55cbe1da (patch)
tree52ba8d5e28a957e04817acca1d419c3641ffd9db
parent3e6e0aab1ba1e8b354ce01f5659336f9aee69437 (diff)
KVM: x86 emulator: Update c->dst.bytes in decode instruction
Update c->dst.bytes in decode instruction instead of instruction itself. It's needed because if c->dst.bytes is equal to 0, the instruction is not emulated. Signed-off-by: Guillaume Thouvenin <guillaume.thouvenin@ext.bull.net> Signed-off-by: Laurent Vivier <laurent.vivier@bull.net> Signed-off-by: Avi Kivity <avi@qumranet.com>
-rw-r--r--arch/x86/kvm/x86_emulate.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/kvm/x86_emulate.c b/arch/x86/kvm/x86_emulate.c
index 932f216d890..a928aa6cdad 100644
--- a/arch/x86/kvm/x86_emulate.c
+++ b/arch/x86/kvm/x86_emulate.c
@@ -1049,6 +1049,7 @@ done_prefixes:
break;
case DstMem:
if ((c->d & ModRM) && c->modrm_mod == 3) {
+ c->dst.bytes = (c->d & ByteOp) ? 1 : c->op_bytes;
c->dst.type = OP_REG;
c->dst.val = c->dst.orig_val = c->modrm_val;
c->dst.ptr = c->modrm_ptr;