commit 24b34590d07f885a906ebb52fd84aa5e33d4e421
author Paolo Bonzini <pbonzini@redhat.com> Fri Oct 13 09:27:02 2023 +0200
committer Paolo Bonzini <pbonzini@redhat.com> Tue Oct 17 15:20:53 2023 +0200
tree 8085ef37991e517c137bd5cffc22af83cedd5c9e
parent 83629b14614a7b56358addd96ff85d92eb6f72dc

target/i386: check intercept for XSETBV

Note that this intercept is special; it is checked before the #GP
exception.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

target/i386/svm.h

diff --git a/target/i386/svm.h b/target/i386/svm.h
index f9a7854..1bd7844 100644
--- a/target/i386/svm.h
+++ b/target/i386/svm.h
@@ -132,6 +132,7 @@
 /* only included in documentation, maybe wrong */
 #define SVM_EXIT_MONITOR	0x08a
 #define SVM_EXIT_MWAIT		0x08b
+#define SVM_EXIT_XSETBV		0x08d
 #define SVM_EXIT_NPF  		0x400
 
 #define SVM_EXIT_ERR		-1

target/i386/tcg/translate.c

diff --git a/target/i386/tcg/translate.c b/target/i386/tcg/translate.c
index d2061ec..4f6f9fa 100644
--- a/target/i386/tcg/translate.c
+++ b/target/i386/tcg/translate.c
@@ -5916,6 +5916,7 @@
                                  | PREFIX_REPZ | PREFIX_REPNZ))) {
                 goto illegal_op;
             }
+            gen_svm_check_intercept(s, SVM_EXIT_XSETBV);
             if (!check_cpl0(s)) {
                 break;
             }