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@@ -5,3 +5,99 @@ |
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; 08-instructions.asm |
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; Exhaustive test of instruction syntax |
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.define COUNTER $C010 |
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.define OFFSET 6 |
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.define OFFSET2 157 |
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.org $1000 |
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str1: .ascii "Hello, world!" |
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.org $0000 |
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main: |
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di |
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call inst |
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halt |
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.org $0066 |
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nmi: |
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retn |
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.org $2000 |
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inst: |
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inc a |
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inc c |
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inc hl |
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inc sp |
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inc (hl) |
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inc ( hl ) |
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inc ix |
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inc iyl |
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inc (ix) |
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inc ( ix ) |
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inc (iy+0) |
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inc (ix+3) |
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inc (ix+OFFSET) |
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inc (ix-OFFSET) |
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inc ( ix + 7 ) |
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inc (ix-8) |
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inc (ix - +9) |
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inc (iy+127) |
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inc (iy-128) |
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add a, e |
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add a, 5 |
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add a, $12 |
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add a, (hl) |
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add a, (ix+4) |
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add hl, bc |
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add ix, de |
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adc a, e |
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adc a, 5 |
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adc a, $12 |
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adc a, (hl) |
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adc a, (ix+4) |
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adc hl, bc |
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rlca |
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rrca |
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rla |
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rra |
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daa |
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cpl |
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scf |
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ccf |
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halt |
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exx |
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ei |
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di |
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cpd |
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cpdr |
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cpi |
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cpir |
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ind |
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indr |
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ini |
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inir |
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ldd |
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lddr |
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ldi |
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ldir |
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otdr |
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otir |
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outd |
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outi |
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rrd |
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rld |
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ld hl, COUNTER ; H contains $C0, L contains $10 |
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ld d, (hl) ; D contains $FF (garbage) |
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ld c, $3B ; C contains $3B |
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ld (hl), c ; memory address $C010 contains $3B |
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ld hl, str1 |
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ld b, (hl) ; B contains 'H' |
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ld hl, (str1) ; H contains 'e', L contains 'H' |
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ld (hl), b ; error, writing to cartridge ROM |
