Moved dei/deo masks into emulators
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@ -33,18 +33,8 @@ WITH REGARD TO THIS SOFTWARE.
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#define PUT2(o, v) { tmp = (v); s->dat[s->ptr - o - 2] = tmp >> 8; s->dat[s->ptr - o - 1] = tmp; }
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#define PUSH(stack, v) { if(s->ptr > 254) HALT(2) stack->dat[stack->ptr++] = (v); }
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#define PUSH2(stack, v) { if(s->ptr > 253) HALT(2) tmp = (v); stack->dat[stack->ptr] = (v) >> 8; stack->dat[stack->ptr + 1] = (v); stack->ptr += 2; }
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#define DEO(a, b) { u->dev[a] = b; if((deo_masks[(a) >> 4] >> ((a) & 0xf)) & 0x1) uxn_deo(u, a); }
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#define DEI(a, b) { PUT(a, ((dei_masks[(b) >> 4] >> ((b) & 0xf)) & 0x1) ? uxn_dei(u, b) : u->dev[b]) }
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static
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Uint16 deo_masks[] = {
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0x6a08, 0x0300, 0xc028, 0x8000, 0x8000, 0x8000, 0x8000, 0x0000,
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0x0000, 0x0000, 0xa260, 0xa260, 0x0000, 0x0000, 0x0000, 0x0000};
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static
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Uint16 dei_masks[] = {
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0x0000, 0x0000, 0x0014, 0x0014, 0x0014, 0x0014, 0x0014, 0x0000,
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0x0000, 0x0000, 0x0000, 0x0000, 0x07fd, 0x0000, 0x0000, 0x0000};
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#define DEO(a, b) { u->dev[a] = b; if((deo_mask[(a) >> 4] >> ((a) & 0xf)) & 0x1) uxn_deo(u, a); }
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#define DEI(a, b) { PUT(a, ((dei_mask[(b) >> 4] >> ((b) & 0xf)) & 0x1) ? uxn_dei(u, b) : u->dev[b]) }
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int
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uxn_eval(Uxn *u, Uint16 pc)
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@ -40,6 +40,8 @@ typedef struct Uxn {
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extern Uint8 uxn_dei(Uxn *u, Uint8 addr);
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extern void uxn_deo(Uxn *u, Uint8 addr);
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extern int uxn_halt(Uxn *u, Uint8 instr, Uint8 err, Uint16 addr);
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extern Uint16 dei_mask[];
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extern Uint16 deo_mask[];
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/* built-ins */
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@ -17,6 +17,9 @@ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE.
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*/
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Uint16 deo_mask[] = {0x6a08, 0x0300, 0xc028, 0x8000, 0x8000, 0x8000, 0x8000, 0x0000, 0x0000, 0x0000, 0xa260, 0xa260, 0x0000, 0x0000, 0x0000, 0x0000};
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Uint16 dei_mask[] = {0x0000, 0x0000, 0x0014, 0x0014, 0x0014, 0x0014, 0x0014, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x07fd, 0x0000, 0x0000, 0x0000};
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static int
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emu_error(char *msg, const char *err)
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{
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@ -46,6 +46,9 @@ static SDL_AudioDeviceID audio_id;
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static SDL_Rect gRect;
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static SDL_Thread *stdin_thread;
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Uint16 deo_mask[] = {0x6a08, 0x0300, 0xc028, 0x8000, 0x8000, 0x8000, 0x8000, 0x0000, 0x0000, 0x0000, 0xa260, 0xa260, 0x0000, 0x0000, 0x0000, 0x0000};
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Uint16 dei_mask[] = {0x0000, 0x0000, 0x0014, 0x0014, 0x0014, 0x0014, 0x0014, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x07fd, 0x0000, 0x0000, 0x0000};
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/* devices */
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static Uint8 zoom = 1;
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