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mul.s
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.text
main:
#-------------------------------------------------------------
# Arithmetic tests
#-------------------------------------------------------------
test_32:
li x1, 0x00007e00
li x2, 0xb6db6db7
mul x30, x1, x2
li x29, 0x00001200
li gp, 32
bne x30, x29, fail
test_33:
li x1, 0x00007fc0
li x2, 0xb6db6db7
mul x30, x1, x2
li x29, 0x00001240
li gp, 33
bne x30, x29, fail
test_2:
li x1, 0x00000000
li x2, 0x00000000
mul x30, x1, x2
li x29, 0x00000000
li gp, 2
bne x30, x29, fail
test_3:
li x1, 0x00000001
li x2, 0x00000001
mul x30, x1, x2
li x29, 0x00000001
li gp, 3
bne x30, x29, fail
test_4:
li x1, 0x00000003
li x2, 0x00000007
mul x30, x1, x2
li x29, 0x00000015
li gp, 4
bne x30, x29, fail
test_5:
li x1, 0x00000000
li x2, 0xffff8000
mul x30, x1, x2
li x29, 0x00000000
li gp, 5
bne x30, x29, fail
test_6:
li x1, 0x80000000
li x2, 0x00000000
mul x30, x1, x2
li x29, 0x00000000
li gp, 6
bne x30, x29, fail
test_7:
li x1, 0x80000000
li x2, 0xffff8000
mul x30, x1, x2
li x29, 0x00000000
li gp, 7
bne x30, x29, fail
test_30:
li x1, 0xaaaaaaab
li x2, 0x0002fe7d
mul x30, x1, x2
li x29, 0x0000ff7f
li gp, 30
bne x30, x29, fail
test_31:
li x1, 0x0002fe7d
li x2, 0xaaaaaaab
mul x30, x1, x2
li x29, 0x0000ff7f
li gp, 31
bne x30, x29, fail
test_34:
li x1, 0xff000000
li x2, 0xff000000
mul x30, x1, x2
li x29, 0x00000000
li gp, 34
bne x30, x29, fail
test_35:
li x1, 0xffffffff
li x2, 0xffffffff
mul x30, x1, x2
li x29, 0x00000001
li gp, 35
bne x30, x29, fail
test_36:
li x1, 0xffffffff
li x2, 0x00000001
mul x30, x1, x2
li x29, 0xffffffff
li gp, 36
bne x30, x29, fail
test_37:
li x1, 0x00000001
li x2, 0xffffffff
mul x30, x1, x2
li x29, 0xffffffff
li gp, 37
bne x30, x29, fail
#-------------------------------------------------------------
# Source/Destination tests
#-------------------------------------------------------------
test_8:
li x1, 13
li x2, 11
mul x1, x1, x2
li x29, 143
li gp, 8
bne x1, x29, fail
test_9:
li x1, 14
li x2, 11
mul x2, x1, x2
li x29, 154
li gp, 9
bne x2, x29, fail
test_10:
li x1, 13
mul x1, x1, x1
li x29, 169
li gp, 10
bne x1, x29, fail
bne x0, gp, pass
fail: li a0, 0
li a7, 93
ecall
pass: li a0, 42
li a7, 93
ecall