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5-55
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| |R7 | |R5,R7 | |
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| | | R5 | |(old)R5 |<– This is the SP
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| | | R5 | |(old)R5 |C function call.
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R7 |Return Addr | |Return Addr | |Return Addr |
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|Return Addr | |Return Addr | |Return Addr |
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|Param 2 | |Param 2 | |Param 2 |
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|Param 2 | |Param 2 | |Param 2 |
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|Param 1 | |Param 1 | |Param 1 |
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|Param 1 | |Param 1 | |Param 1 |
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R5 |Stack data |R5 |Stack data | |Stack data |
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Function call ADDB R7,2 MOV *0,R7
MOV *R7++,R5 MOV R5,*0