2 files changed, 33 insertions, 0 deletions
diff --git a/src/dynarec/arm64/dynarec_arm64_67.c b/src/dynarec/arm64/dynarec_arm64_67.c
index c7d80a6f..ea093b0a 100644
--- a/src/dynarec/arm64/dynarec_arm64_67.c
+++ b/src/dynarec/arm64/dynarec_arm64_67.c
@@ -985,6 +985,34 @@ uintptr_t dynarec64_67(dynarec_arm_t* dyn, uintptr_t addr, uintptr_t ip, int nin
             }
             break;
 
+        case 0xC6:
+            INST_NAME("MOV Eb, Ib");
+            nextop=F8;
+            if(MODREG) {   // reg <= u8
+                u8 = F8;
+                if(!rex.rex) {
+                    ed = (nextop&7);
+                    eb1 = xRAX+(ed&3);  // Ax, Cx, Dx or Bx
+                    eb2 = (ed&4)>>2;    // L or H
+                } else {
+                    eb1 = xRAX+(nextop&7)+(rex.b<<3);
+                    eb2 = 0;
+                }
+                MOV32w(x3, u8);
+                BFIx(eb1, x3, eb2*8, 8);
+            } else {                    // mem <= u8
+                addr = geted32(dyn, addr, ninst, nextop, &wback, x1, &fixedaddress, &unscaled, 0xfff, 0, rex, &lock, 0, 1);
+                u8 = F8;
+                if(u8) {
+                    MOV32w(x3, u8);
+                    ed = x3;
+                } else
+                    ed = xZR;
+                WILLWRITELOCK(lock);
+                STB(ed, wback, fixedaddress);
+                SMWRITELOCK(lock);
+            }
+            break;
         case 0xC7:
             INST_NAME("MOV Ed, Id");
             nextop=F8;
diff --git a/src/emu/x64run67.c b/src/emu/x64run67.c
index 5d9f41c6..6a5b2143 100644
--- a/src/emu/x64run67.c
+++ b/src/emu/x64run67.c
@@ -328,6 +328,11 @@ uintptr_t Run67(x64emu_t *emu, rex_t rex, int rep, uintptr_t addr)
         }
         break;
 
+    case 0xC6:                      /* MOV Eb,Ib */
+        nextop = F8;
+        GETEB32(1);
+        EB->byte[0] = F8;
+        break;
     case 0xC7:                      /* MOV Ed,Id */
         nextop = F8;
         GETED32(4);