Add entry for CLTS instruction

Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1585

src/cpu/core_full/load.h

@@ -526,6 +526,9 @@ l_M_Ed:
 		LEAVECORE;
 		CPU_HLT(IPPoint-inst.opcode_start);
 		return CBRET_NONE;
+	case D_CLTS:
+		//TODO Really clear it sometime
+		goto nextopcode;
 	default:
 		LOG(LOG_CPU,LOG_ERROR)("LOAD:Unhandled code %d opcode %X",inst.code.load,inst.entry);
 		break;

src/cpu/core_full/optable.h

@@ -184,7 +184,7 @@ static OpCode OpCodeTable[1024]={
 {L_MODRM	,O_GRP6w	,S_Ew	,M_Ew	},{L_MODRM	,O_GRP7w	,S_Ew	,M_Ew	},
 {L_MODRM	,O_LAR		,S_Gw	,M_Ew	},{L_MODRM	,O_LSL		,S_Gw	,M_Ew	},
 {0			,0			,0		,0		},{0		,0			,0		,0		},
-{0			,0			,0		,0		},{0		,0			,0		,0		},
+{D_CLTS		,0			,0		,0		},{0		,0			,0		,0		},
 /* 0x108 - 0x10f */
 {0			,0			,0		,0		},{0		,0			,0		,0		},
 {0			,0			,0		,0		},{0		,0			,0		,0		},
@@ -540,7 +540,7 @@ static OpCode OpCodeTable[1024]={
 {L_MODRM	,O_GRP6d	,S_Ew	,M_Ew	},{L_MODRM	,O_GRP7d	,S_Ew	,M_Ew	},
 {L_MODRM	,O_LAR		,S_Gd	,M_Ew	},{L_MODRM	,O_LSL		,S_Gd	,M_Ew	},
 {0			,0			,0		,0		},{0		,0			,0		,0		},
-{0			,0			,0		,0		},{0		,0			,0		,0		},
+{D_CLTS		,0			,0		,0		},{0		,0			,0		,0		},
 /* 0x308 - 0x30f */
 {0			,0			,0		,0		},{0		,0			,0		,0		},
 {0			,0			,0		,0		},{0		,0			,0		,0		},

src/cpu/core_full/support.h

@@ -38,12 +38,12 @@ enum {
 	D_NOP,D_WAIT,
 	D_ENTERw,D_ENTERd,
 	D_LEAVEw,D_LEAVEd,
-	L_ERROR,
-
+	
 	D_RETFw,D_RETFd,
 	D_RETFwIw,D_RETFdIw,
 	D_CPUID,
-	D_HLT,
+	D_HLT,D_CLTS,
+	L_ERROR,
 };