.code16
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.code16
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start:
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start:
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# rcl word operations
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# rcl word operations
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movw $0x3b5e, %ax
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movw $0x3b5e, %ax
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movw $0xc8a7, %bx
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movw $0xc8a7, %bx
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movw $0x2072, (0)
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movw $0x2072, (0)
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movw $0x3e79, (2)
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movw $0x3e79, (2)
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movw $160, %sp
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movw $160, %sp
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rcl %ax # (1)
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rcl %ax # (1)
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pushf
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pushf
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mov %ax, (32)
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mov %ax, (32)
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rclw (0) # (2)
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rclw (0) # (2)
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pushf
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pushf
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movw $0x100, %cx
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movw $0x100, %cx
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rcl %cl, %bx # (3), zero bit shift
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rcl %cl, %bx # (3), zero bit shift
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pushf
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pushf
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movw %bx, (34)
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movw %bx, (34)
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movw $0xffff, %cx
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movw $0xffff, %cx
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movw %bx, %dx
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movw %bx, %dx
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rcl %cl, %dx # (3), -1, result 0
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rcl %cl, %dx # (3), -1, result 0
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pushf
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pushf
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movw %dx, (36)
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movw %dx, (36)
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movb $0x8, %cl
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movb $0x8, %cl
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rcl %cl, %bx # (3) normal
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rcl %cl, %bx # (3) normal
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pushf
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pushf
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movw %bx, (38)
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movw %bx, (38)
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movb $0x4, %cl
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movb $0x4, %cl
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rclw %cl, (2) # (4)
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rclw %cl, (2) # (4)
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pushf
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pushf
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# rcl byte operations
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# rcl byte operations
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movw $0x5904, %dx
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movw $0x5904, %dx
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movw $0xbe7c, %ax
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movw $0xbe7c, %ax
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movw $0xd62f, (4)
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movw $0xd62f, (4)
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movw $0x6fd8, (6)
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movw $0x6fd8, (6)
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rcl %ah # (5)
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rcl %ah # (5)
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pushf
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pushf
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mov %ax, (40)
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mov %ax, (40)
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rclb (5) # (6)
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rclb (5) # (6)
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pushf
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pushf
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movb $0x7, %cl
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movb $0x7, %cl
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rcl %cl, %dl # (7)
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rcl %cl, %dl # (7)
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pushf
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pushf
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movw %dx, (42)
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movw %dx, (42)
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rclb %cl, (6) # (8)
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rclb %cl, (6) # (8)
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pushf
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pushf
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# rcr word operations
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# rcr word operations
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movw $0x15d6, %ax
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movw $0x15d6, %ax
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movw $0x8307, %bx
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movw $0x8307, %bx
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movw $0x9ab7, (8)
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movw $0x9ab7, (8)
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movw $0x28b6, (10)
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movw $0x28b6, (10)
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rcr %ax # (9)
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rcr %ax # (9)
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pushf
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pushf
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mov %ax, (44)
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mov %ax, (44)
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rcrw (8) # (10)
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rcrw (8) # (10)
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pushf
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pushf
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movw $0x100, %cx
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movw $0x100, %cx
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rcr %cl, %bx # (11), zero bit shift
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rcr %cl, %bx # (11), zero bit shift
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pushf
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pushf
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movw %bx, (46)
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movw %bx, (46)
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movw $0xffff, %cx
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movw $0xffff, %cx
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movw %bx, %dx
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movw %bx, %dx
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rcr %cl, %dx # (11), -1, result 0
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rcr %cl, %dx # (11), -1, result 0
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pushf
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pushf
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movw %dx, (48)
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movw %dx, (48)
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movb $0x5, %cl
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movb $0x5, %cl
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rcr %cl, %bx # (11) normal
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rcr %cl, %bx # (11) normal
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pushf
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pushf
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movw %bx, (50)
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movw %bx, (50)
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movb $0x4, %cl
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movb $0x4, %cl
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rcrw %cl, (10) # (12)
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rcrw %cl, (10) # (12)
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pushf
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pushf
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# rcr byte operations
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# rcr byte operations
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movw $0x7eaa, %dx
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movw $0x7eaa, %dx
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movw $0x3a8d, %ax
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movw $0x3a8d, %ax
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movw $0xa414, (12)
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movw $0xa414, (12)
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movw $0x2838, (14)
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movw $0x2838, (14)
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rcr %ah # (13)
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rcr %ah # (13)
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pushf
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pushf
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mov %ax, (52)
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mov %ax, (52)
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rcrb (13) # (14)
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rcrb (13) # (14)
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pushf
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pushf
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movb $0x7, %cl
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movb $0x7, %cl
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rcr %cl, %dl # (15)
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rcr %cl, %dl # (15)
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pushf
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pushf
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movw %dx, (54)
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movw %dx, (54)
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rcrb %cl, (14) # (16)
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rcrb %cl, (14) # (16)
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pushf
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pushf
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# rol word operations
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# rol word operations
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movw $0x020d, %ax
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movw $0x020d, %ax
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movw $0x8d5a, %bx
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movw $0x8d5a, %bx
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movw $0x28dd, (16)
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movw $0x28dd, (16)
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movw $0xd74a, (18)
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movw $0xd74a, (18)
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rol %ax # (17)
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rol %ax # (17)
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pushf
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pushf
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mov %ax, (56)
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mov %ax, (56)
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rolw (16) # (18)
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rolw (16) # (18)
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pushf
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pushf
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movw $0x100, %cx
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movw $0x100, %cx
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rol %cl, %bx # (19), zero bit shift
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rol %cl, %bx # (19), zero bit shift
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pushf
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pushf
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movw %bx, (58)
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movw %bx, (58)
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movw $0xffff, %cx
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movw $0xffff, %cx
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movw %bx, %dx
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movw %bx, %dx
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rol %cl, %dx # (19), -1, result 0
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rol %cl, %dx # (19), -1, result 0
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pushf
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pushf
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movw %dx, (60)
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movw %dx, (60)
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movb $0x4, %cl
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movb $0x4, %cl
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rol %cl, %bx # (19) normal
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rol %cl, %bx # (19) normal
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pushf
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pushf
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movw %bx, (62)
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movw %bx, (62)
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movb $0x4, %cl
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movb $0x4, %cl
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rolw %cl, (18) # (20)
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rolw %cl, (18) # (20)
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pushf
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pushf
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# rol byte operations
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# rol byte operations
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movw $0x9d09, %dx
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movw $0x9d09, %dx
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movw $0xc948, %ax
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movw $0xc948, %ax
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movw $0x0b80, (20)
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movw $0x0b80, (20)
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movw $0x48e8, (22)
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movw $0x48e8, (22)
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rol %ah # (21)
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rol %ah # (21)
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pushf
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pushf
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mov %ax, (64)
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mov %ax, (64)
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rolb (21) # (22)
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rolb (21) # (22)
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pushf
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pushf
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movb $0x7, %cl
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movb $0x7, %cl
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rol %cl, %dl # (23)
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rol %cl, %dl # (23)
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pushf
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pushf
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movw %dx, (66)
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movw %dx, (66)
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rolb %cl, (22) # (24)
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rolb %cl, (22) # (24)
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pushf
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pushf
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# ror word operations
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# ror word operations
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movw $0xf25e, %ax
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movw $0xf25e, %ax
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movw $0x2eb5, %bx
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movw $0x2eb5, %bx
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movw $0x0151, (24)
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movw $0x0151, (24)
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movw $0x7237, (26)
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movw $0x7237, (26)
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ror %ax # (25)
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ror %ax # (25)
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pushf
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pushf
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mov %ax, (68)
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mov %ax, (68)
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rorw (24) # (26)
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rorw (24) # (26)
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pushf
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pushf
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movw $0x100, %cx
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movw $0x100, %cx
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ror %cl, %bx # (27), zero bit shift
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ror %cl, %bx # (27), zero bit shift
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pushf
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pushf
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movw %bx, (70)
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movw %bx, (70)
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movw $0xffff, %cx
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movw $0xffff, %cx
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movw %bx, %dx
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movw %bx, %dx
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ror %cl, %dx # (27), -1, result 0
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ror %cl, %dx # (27), -1, result 0
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pushf
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pushf
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movw %dx, (72)
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movw %dx, (72)
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movb $0x4, %cl
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movb $0x4, %cl
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ror %cl, %bx # (27) normal
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ror %cl, %bx # (27) normal
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pushf
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pushf
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movw %bx, (74)
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movw %bx, (74)
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movb $0x4, %cl
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movb $0x4, %cl
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rorw %cl, (26) # (28)
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rorw %cl, (26) # (28)
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pushf
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pushf
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# ror byte operations
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# ror byte operations
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movw $0x4288, %dx
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movw $0x4288, %dx
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movw $0x8bab, %ax
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movw $0x8bab, %ax
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movw $0x5dd9, (28)
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movw $0x5dd9, (28)
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movw $0xc7f7, (30)
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movw $0xc7f7, (30)
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ror %ah # (29)
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ror %ah # (29)
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pushf
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pushf
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mov %ax, (76)
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mov %ax, (76)
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rorb (29) # (30)
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rorb (29) # (30)
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pushf
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pushf
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movb $0x7, %cl
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movb $0x7, %cl
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ror %cl, %dl # (31)
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ror %cl, %dl # (31)
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pushf
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pushf
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movw %dx, (78)
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movw %dx, (78)
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rorb %cl, (30) # (32)
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rorb %cl, (30) # (32)
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pushf
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pushf
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hlt
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hlt
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.org 65520
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.org 65520
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jmp start
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jmp start
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.org 65535
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.org 65535
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.byte 0xff
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.byte 0xff
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