From 12c40a5b804143cee0d538c4de4b526522bcfcd2 Mon Sep 17 00:00:00 2001
From: ptitSeb <sebastien.chev@gmail.com>
Date: Tue, 24 Oct 2023 16:59:40 +0200
Subject: [32BITS] Added 66 06/07 and 66 1E/1F opcodes ([ARM64_DYNAREC] too)

---
 src/emu/x64run66.c | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

(limited to 'src/emu')

diff --git a/src/emu/x64run66.c b/src/emu/x64run66.c
index 938fde48..49a5ba3c 100644
--- a/src/emu/x64run66.c
+++ b/src/emu/x64run66.c
@@ -112,6 +112,20 @@ uintptr_t Run66(x64emu_t *emu, rex_t rex, int rep, uintptr_t addr)
     GO(0x28, sub)                   /* SUB 0x29 ~> 0x2D */
     GO(0x30, xor)                   /* XOR 0x31 ~> 0x35 */
 
+    case 0x06:                      /* PUSH ES */
+        if(!rex.is32bits) {
+            return 0;
+        }
+        Push32(emu, emu->segs[_ES]);  // even if a segment is a 16bits, a 32bits push/pop is done
+        break;
+    case 0x07:                      /* POP ES */
+        if(!rex.is32bits) {
+            return 0;
+        }
+        emu->segs[_ES] = Pop32(emu);    // no check, no use....
+        emu->segs_serial[_ES] = 0;
+        break;
+
     case 0x0F:                              /* more opcdes */
         #ifdef TEST_INTERPRETER
         return Test660F(test, rex, addr);
@@ -119,6 +133,20 @@ uintptr_t Run66(x64emu_t *emu, rex_t rex, int rep, uintptr_t addr)
         return Run660F(emu, rex, addr);
         #endif
 
+        case 0x1E:                      /* PUSH DS */
+            if(!rex.is32bits) {
+                return 0;
+            }
+            Push32(emu, emu->segs[_DS]);  // even if a segment is a 16bits, a 32bits push/pop is done
+            break;
+        case 0x1F:                      /* POP DS */
+            if(!rex.is32bits) {
+                return 0;
+            }
+            emu->segs[_DS] = Pop32(emu);    // no check, no use....
+            emu->segs_serial[_DS] = 0;
+            break;
+
     case 0x39:
         nextop = F8;
         GETEW(0);
-- 
cgit 1.4.1