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sra.s
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.text
main:
#-------------------------------------------------------------
# Arithmetic tests
#-------------------------------------------------------------
test_2:
li x1, 0x80000000
li x2, 0
sra x30, x1, x2
li x29, 0x80000000
li gp, 2
bne x30, x29, fail
test_3:
li x1, 0x80000000
li x2, 1
sra x30, x1, x2
li x29, 0xc0000000
li gp, 3
bne x30, x29, fail
test_4:
li x1, 0x80000000
li x2, 7
sra x30, x1, x2
li x29, 0xff000000
li gp, 4
bne x30, x29, fail
test_5:
li x1, 0x80000000
li x2, 14
sra x30, x1, x2
li x29, 0xfffe0000
li gp, 5
bne x30, x29, fail
test_6:
li x1, 0x80000001
li x2, 31
sra x30, x1, x2
li x29, 0xffffffff
li gp, 6
bne x30, x29, fail
test_7:
li x1, 0x7fffffff
li x2, 0
sra x30, x1, x2
li x29, 0x7fffffff
li gp, 7
bne x30, x29, fail
test_8:
li x1, 0x7fffffff
li x2, 1
sra x30, x1, x2
li x29, 0x3fffffff
li gp, 8
bne x30, x29, fail
test_9:
li x1, 0x7fffffff
li x2, 7
sra x30, x1, x2
li x29, 0x00ffffff
li gp, 9
bne x30, x29, fail
test_10:
li x1, 0x7fffffff
li x2, 14
sra x30, x1, x2
li x29, 0x0001ffff
li gp, 10
bne x30, x29, fail
test_11:
li x1, 0x7fffffff
li x2, 31
sra x30, x1, x2
li x29, 0x00000000
li gp, 11
bne x30, x29, fail
test_12:
li x1, 0x81818181
li x2, 0
sra x30, x1, x2
li x29, 0x81818181
li gp, 12
bne x30, x29, fail
test_13:
li x1, 0x81818181
li x2, 1
sra x30, x1, x2
li x29, 0xc0c0c0c0
li gp, 13
bne x30, x29, fail
test_14:
li x1, 0x81818181
li x2, 7
sra x30, x1, x2
li x29, 0xff030303
li gp, 14
bne x30, x29, fail
test_15:
li x1, 0x81818181
li x2, 14
sra x30, x1, x2
li x29, 0xfffe0606
li gp, 15
bne x30, x29, fail
test_16:
li x1, 0x81818181
li x2, 31
sra x30, x1, x2
li x29, 0xffffffff
li gp, 16
bne x30, x29, fail
# Verify that shifts only use bottom five bits
test_17:
li x1, 0x81818181
li x2, 0xffffffc0
sra x30, x1, x2
li x29, 0x81818181
li gp, 17
bne x30, x29, fail
test_18:
li x1, 0x81818181
li x2, 0xffffffc1
sra x30, x1, x2
li x29, 0xc0c0c0c0
li gp, 18
bne x30, x29, fail
test_19:
li x1, 0x81818181
li x2, 0xffffffc7
sra x30, x1, x2
li x29, 0xff030303
li gp, 19
bne x30, x29, fail
test_20:
li x1, 0x81818181
li x2, 0xffffffce
sra x30, x1, x2
li x29, 0xfffe0606
li gp, 20
bne x30, x29, fail
test_21:
li x1, 0x81818181
li x2, 0xffffffff
sra x30, x1, x2
li x29, 0xffffffff
li gp, 21
bne x30, x29, fail
#-------------------------------------------------------------
# Source/Destination tests
#-------------------------------------------------------------
test_22:
li x1, 0x80000000
li x2, 7
sra x1, x1, x2
li x29, 0xff000000
li gp, 22
bne x1, x29, fail
test_23:
li x1, 0x80000000
li x2, 14
sra x2, x1, x2
li x29, 0xfffe0000
li gp, 23
bne x2, x29, fail
test_24:
li x1, 7
sra x1, x1, x1
li x29, 0
li gp, 24
bne x1, x29, fail
bne x0, gp, pass
fail: li a0, 0
li a7, 93
ecall
pass: li a0, 42
li a7, 93
ecall