28 lines
364 B
ArmAsm
28 lines
364 B
ArmAsm
.define .adi4
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.sect .text
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.sect .rom
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.sect .data
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.sect .bss
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.sect .text
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! Add two 32 bits signed or unsigned integers
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! Expects on stack: operands
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! Yields on stack: result
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.adi4: pop h
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shld .retadr ! get return address out of the way
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pop d
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pop h
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xthl
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dad d
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shld .tmp1
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pop d
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pop h
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jnc 1f
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inx h
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1: dad d
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push h
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lhld .tmp1
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push h
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lhld .retadr
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pchl
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