commit 7849662

Use enum for flags, like uxn32

 1@@ -12,14 +12,14 @@ WITH REGARD TO THIS SOFTWARE.
 2 */
 3 
 4 #define OPC(opc, body) {\
 5-	case 0x00|opc: {int _2=0,_r=0,a,b,c; Stack *s = &uxn.wst; Uint8 *sp = &uxn.wst.ptr; body break;}\
 6-	case 0x20|opc: {int _2=1,_r=0,a,b,c; Stack *s = &uxn.wst; Uint8 *sp = &uxn.wst.ptr; body break;}\
 7-	case 0x40|opc: {int _2=0,_r=1,a,b,c; Stack *s = &uxn.rst; Uint8 *sp = &uxn.rst.ptr; body break;}\
 8-	case 0x60|opc: {int _2=1,_r=1,a,b,c; Stack *s = &uxn.rst; Uint8 *sp = &uxn.rst.ptr; body break;}\
 9-	case 0x80|opc: {int _2=0,_r=0,a,b,c; Stack *s = &uxn.wst; Uint8 kp = uxn.wst.ptr, *sp = &kp; body break;}\
10-	case 0xa0|opc: {int _2=1,_r=0,a,b,c; Stack *s = &uxn.wst; Uint8 kp = uxn.wst.ptr, *sp = &kp; body break;}\
11-	case 0xc0|opc: {int _2=0,_r=1,a,b,c; Stack *s = &uxn.rst; Uint8 kp = uxn.rst.ptr, *sp = &kp; body break;}\
12-	case 0xe0|opc: {int _2=1,_r=1,a,b,c; Stack *s = &uxn.rst; Uint8 kp = uxn.rst.ptr, *sp = &kp; body break;}\
13+	case 0x00|opc: {enum{_2=0,_r=0}; s = &uxn.wst, sp = &uxn.wst.ptr; body break;}\
14+	case 0x20|opc: {enum{_2=1,_r=0}; s = &uxn.wst, sp = &uxn.wst.ptr; body break;}\
15+	case 0x40|opc: {enum{_2=0,_r=1}; s = &uxn.rst, sp = &uxn.rst.ptr; body break;}\
16+	case 0x60|opc: {enum{_2=1,_r=1}; s = &uxn.rst, sp = &uxn.rst.ptr; body break;}\
17+	case 0x80|opc: {enum{_2=0,_r=0}; s = &uxn.wst, kp = uxn.wst.ptr, sp = &kp; body break;}\
18+	case 0xa0|opc: {enum{_2=1,_r=0}; s = &uxn.wst, kp = uxn.wst.ptr, sp = &kp; body break;}\
19+	case 0xc0|opc: {enum{_2=0,_r=1}; s = &uxn.rst, kp = uxn.rst.ptr, sp = &kp; body break;}\
20+	case 0xe0|opc: {enum{_2=1,_r=1}; s = &uxn.rst, kp = uxn.rst.ptr, sp = &kp; body break;}\
21 }
22 
23 /* Microcode */
24@@ -42,10 +42,12 @@ WITH REGARD TO THIS SOFTWARE.
25 int
26 uxn_eval(Uint16 pc)
27 {
28+	int a,b,c;
29+	Uint8 t, kp, *sp;
30+	Uint16 tt;
31+	Stack *s;
32 	if(!pc || uxn.dev[0x0f]) return 0;
33 	for(;;) {
34-		Uint8 t;
35-		Uint16 tt;
36 		switch(uxn.ram[pc++]) {
37 		/* BRK */ case 0x00: return 1;
38 		/* JCI */ case 0x20: if(uxn.wst.dat[--uxn.wst.ptr]) { JMI break; } pc += 2; break;