KVM: x86 emulator: add JrCXZ instruction emulation (e4abac67) · Commits · 戴 / test

arch/x86/kvm/emulate.c

+5 −1

Original line number	Diff line number	Diff line
		@@ -2487,7 +2487,7 @@ static struct opcode opcode_table[256] = {
		/* 0xD8 - 0xDF */
		N, N, N, N, N, N, N, N,
		/* 0xE0 - 0xE7 */
		X3(D(SrcImmByte)), N,
		X4(D(SrcImmByte)),
		D(ByteOp \| SrcImmUByte \| DstAcc), D(SrcImmUByte \| DstAcc),
		D(ByteOp \| SrcAcc \| DstImmUByte), D(SrcAcc \| DstImmUByte),
		/* 0xE8 - 0xEF */
		@@ -3285,6 +3285,10 @@ special_insn:
		(c->b == 0xe2 \|\| test_cc(c->b ^ 0x5, ctxt->eflags)))
		jmp_rel(c, c->src.val);
		break;
		case 0xe3: /* jcxz/jecxz/jrcxz */
		if (address_mask(c, c->regs[VCPU_REGS_RCX]) == 0)
		jmp_rel(c, c->src.val);
		break;
		case 0xe4: /* inb */
		case 0xe5: /* in */
		goto do_io_in;