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(uxn.c) Renamed PR1 to PUR micro op

This commit is contained in:
Devine Lu Linvega 2024-08-17 10:23:37 -07:00
parent 4df6dd82cd
commit b6d876ae4c
1 changed files with 4 additions and 9 deletions
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11
src/uxn.c
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@ -34,7 +34,7 @@ WITH REGARD TO THIS SOFTWARE.
#define PUx(y) if(_2) { PU2(y) } else PU1(y)
#define PU2(y) tt = (y); PU1(tt >> 8) PU1(tt)
#define PU1(y) if(_r) INC(rst) = y; else INC(wst) = y;
#define PUR(y) if(_r) INC(wst) = y; else INC(rst) = y;
#define GET(o,p) if(_2) PO1(p) PO1(o)
#define PUT(y,z) PU1(y) if(_2) PU1(z)
#define DEI(i,o,p) o =emu_dei(i); if(_2) p =emu_dei(i + 1);
@ -42,11 +42,6 @@ WITH REGARD TO THIS SOFTWARE.
#define PEK(i,o,p,r) o = uxn.ram[i]; if(_2) r = i + 1, p = uxn.ram[r];
#define POK(i,y,z,r) uxn.ram[i] = y; if(_2) r = i + 1, uxn.ram[r] = z;
#define PUTr(y,z) PF1(y) if(_2) PF1(z)
#define PFx(y) if(_2) { PF2(y) } else PF1(y)
#define PF2(y) tt = (y); PF1(tt >> 8) PF1(tt)
#define PF1(y) if(_r) INC(wst) = y; else INC(rst) = y;
int
uxn_eval(Uint16 pc)
{
@ -77,8 +72,8 @@ uxn_eval(Uint16 pc)
/* LTH */ OPC(0x0b, POx(a) POx(b),PU1(b < a))
/* JMP */ OPC(0x0c, POx(a),JMP(a))
/* JCN */ OPC(0x0d, POx(a) PO1(b), if(b) JMP(a))
/* JSR */ OPC(0x0e, POx(a),PF2(pc) JMP(a))
/* STH */ OPC(0x0f, GET(a,b), PUTr(a,b))
/* JSR */ OPC(0x0e, POx(a),PUR(pc >> 8) PUR(pc) JMP(a))
/* STH */ OPC(0x0f, GET(a,b),PUR(a) if(_2) PUR(b))
/* LDZ */ OPC(0x10, PO1(a),PEK(a,b,c,t) PUT(b,c))
/* STZ */ OPC(0x11, PO1(a) GET(b,c),POK(a,b,c,t))
/* LDR */ OPC(0x12, PO1(a),PEK(pc+(Sint8)a,b,c,tt) PUT(b,c))