KVM: emulate: move init_decode_cache to emulate.c
Core emulator functions all belong in emulator.c,
x86 should have no knowledge of emulator internals
Signed-off-by: Bandan Das <bsd@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index 32d3da8..851315d 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -4534,6 +4534,19 @@
return X86EMUL_CONTINUE;
}
+void init_decode_cache(struct x86_emulate_ctxt *ctxt)
+{
+ memset(&ctxt->opcode_len, 0,
+ (void *)&ctxt->_regs - (void *)&ctxt->opcode_len);
+
+ ctxt->fetch.start = 0;
+ ctxt->fetch.end = 0;
+ ctxt->io_read.pos = 0;
+ ctxt->io_read.end = 0;
+ ctxt->mem_read.pos = 0;
+ ctxt->mem_read.end = 0;
+}
+
int x86_emulate_insn(struct x86_emulate_ctxt *ctxt)
{
const struct x86_emulate_ops *ops = ctxt->ops;