From ed87cc1b1ead7129da93a09a6cbdbbf11d2c5e40 Mon Sep 17 00:00:00 2001
From: ptitSeb <sebastien.chev@gmail.com>
Date: Sat, 6 Jan 2024 10:56:03 +0100
Subject: [INTERPRETER] Improved 0F 01 opcode ([ARM64_DYNAREC] too)

---
 src/emu/x64run0f.c | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

(limited to 'src/emu')

diff --git a/src/emu/x64run0f.c b/src/emu/x64run0f.c
index 3470c443..2fc24b47 100644
--- a/src/emu/x64run0f.c
+++ b/src/emu/x64run0f.c
@@ -55,6 +55,27 @@ uintptr_t Run0F(x64emu_t *emu, rex_t rex, uintptr_t addr, int *step)
 
     switch(opcode) {
 
+        case 0x01:                      /* XGETBV, SGDT, etc... */
+            // this is a privilege opcode...
+            nextop = F8;
+            GETED(0);
+            switch(nextop) {
+                case 0xD0:
+                #ifndef TEST_INTERPRETER
+                emit_signal(emu, SIGILL, (void*)R_RIP, 0);
+                #endif
+                break;
+                default:
+                    switch((nextop>>3)&7) {
+                        case 0: // SGDT
+                                // do nothing for now...
+                            break;
+                        default:
+                            return 0;
+                    }
+            }
+            break;
+
         case 0x05:                      /* SYSCALL */
             #ifndef TEST_INTERPRETER
             R_RIP = addr;
-- 
cgit 1.4.1