From: Richard Henderson <richard.henderson@linaro.org>
Date: Wed, 2 Jun 2021 03:55:11 +0000 (-0700)
Subject: target/i386: Fix decode of cr8
X-Git-Tag: qemu-xen-4.16.0-rc4~135^2~6
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=e18a6ec8c4516f2c2b973f452207e74c1b608414;p=qemu-xen.git

target/i386: Fix decode of cr8

A recent cleanup did not recognize that there are two ways
to encode cr8: one via the LOCK and the other via REX.

Fixes: 7eff2e7c
Resolves: https://gitlab.com/qemu-project/qemu/-/issues/380
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20210602035511.96834-1-richard.henderson@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---

diff --git a/target/i386/tcg/translate.c b/target/i386/tcg/translate.c
index 834186bcae..a7f5c0c8f2 100644
--- a/target/i386/tcg/translate.c
+++ b/target/i386/tcg/translate.c
@@ -8091,6 +8091,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
         case 2:
         case 3:
         case 4:
+        case 8:
             break;
         default:
             goto unknown_op;