28 lines
767 B
ArmAsm
28 lines
767 B
ArmAsm
# expected: 0000000000000000, 000000003FFFFFFF, FFFFFFFFC0000000, FFFFFFFFFFFFFFFF, FFFFFFFFFFFFFFFF
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.text
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_start:
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# Test 1: 1 >> 1 => 0
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li x1, 1
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li x2, 1
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sraw x31, x1, x2 # x31 = 0
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# Test 2: 0x7fffffff >> 1 => 0x3fffffff
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li x1, 0x7fffffff
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li x2, 1
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sraw x31, x1, x2 # x31 = 0x000000003fffffff
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# Test 3: 0x80000000 >> 1 => 0xc0000000 (sign-extended)
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li x1, 0x80000000
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li x2, 1
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sraw x31, x1, x2 # x31 = 0xffffffffc0000000
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# Test 4: 0x80000000 >> 31 => 0xffffffff (-1)
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li x1, 0x80000000
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li x2, 31
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sraw x31, x1, x2 # x31 = 0xffffffffffffffff
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# Test 5: 0xffffffff >> 31 => 0xffffffff (-1)
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li x1, -1
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li x2, 31
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sraw x31, x1, x2 # x31 = 0xffffffffffffffff
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