amoxor.d

Operands

reg, reg, (reg)

Atomic xor : Set t1 to the double word at the address in t3, and store the bitwise XOR of that value and t2 there (64bit)

Variants

Atomic xor : Set t1 to the double word at the address in t3, and store the bitwise XOR of that value and t2 there (64bit) amoxor.d t1, t2, (t3)

This example runs on RV64.

# value is initialized and naturally aligned for this operation.
.data
value: .dword 0x0000000012345678
.text
la t0, value
# Atomic operation returns the old value 305419896 in t2, then changes value to 305419901.
li t1, 5
amoxor.d t2, t1, (t0)
1
2
3
4
5
6
7
8