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long_xadd.c
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long_xadd.c
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/**
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* Add two longs in xmem zero page
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*
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* r0 = ptr to firts arg
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* r1 = ptr to second arg
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* r7 = length
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*
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* result is in r0*
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*/
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void long_xadd() __naked
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void long_xadd() __naked
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{
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{
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