commit e6aeb948bb7f189a9c17081e69ce39df85feae7f
author Richard Henderson <richard.henderson@linaro.org> Fri May 14 10:13:24 2021 -0500
committer Richard Henderson <richard.henderson@linaro.org> Wed May 19 12:17:11 2021 -0500
tree 4ffb87ee18b433c2ef7eb4c4711c42796906edda
parent b322b3afc1b18ab0f48a3a3b16a252842689ccda

target/i386: Implement skinit in translate.c

Our sysemu implementation is a stub.  We can already intercept
instructions for vmexit, and raising #UD is trivial.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20210514151342.384376-33-richard.henderson@linaro.org>

target/i386/tcg/translate.c

diff --git a/target/i386/tcg/translate.c b/target/i386/tcg/translate.c
index 200d205..f7f84f7 100644
--- a/target/i386/tcg/translate.c
+++ b/target/i386/tcg/translate.c
@@ -7578,10 +7578,9 @@
                 || !PE(s)) {
                 goto illegal_op;
             }
-            gen_update_cc_op(s);
-            gen_jmp_im(s, pc_start - s->cs_base);
-            gen_helper_skinit(cpu_env);
-            break;
+            gen_svm_check_intercept(s, pc_start, SVM_EXIT_SKINIT);
+            /* If not intercepted, not implemented -- raise #UD. */
+            goto illegal_op;
 
         case 0xdf: /* INVLPGA */
             if (!SVME(s) || !PE(s)) {