MIPS / GCC Calling Conventions

FP

SP

ra

old FP

ra

old FP

ra

FP

SP

ra

FP

SP

First four arguments are passed in registers.

fact:

subiu $sp, $sp, 32

sw $ra, 20($sp)

sw $fp, 16($sp)

addiu $fp, $sp, 28

. . .

sw $a0, 0($fp)

. . .

lw $ra, 20($sp)

lw $fp, 16($sp)

addiu $sp, $sp, 32

jr $ra

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