Arm/func pack3

Write a function that stores three integers into consecutive words in memory. The function should write n1, n2, and n3 (in that order, lowest to highest address) to the array starting at array. You may assume that array is properly aligned for words (4-byte aligned).

There is no return value.

void pack3 (int* array, int n1, int n2, int n3);

Expected solution length: Around 2 lines.

Sample Input

 0x20000, 3, 4, 5

Sample Output

Writes 3 to [0x20000], 4 to [0x20004], and 5 to [0x20008]

.global _start
_start:
    ldr r0, =0x20000
    mov r1, #3
    mov r2, #4
    mov r3, #5
    bl pack3
    1: b 1b  // done

.global pack3
pack3:

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Arm/func pack3

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Sample Output

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