460 lines
10 KiB
NASM
460 lines
10 KiB
NASM
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; Tests for opcode range 0x84-0x8F
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; ---------------------------------
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; Opcodes 0x88 and 0x89 will be tested by hand
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; because assembler always uses 0x8A and 0x8B.
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; 0x84 - TEST REG8/MEM8,REG8
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; ############################################################
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mov dx,es ; Increment ES so it is not the same as DS
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inc dx
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mov es,dx
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TEST_84_0: ; TEST MEM8,REG8 - Test flags
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mov byte [00050],0FF
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mov dx,00000
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test byte [00050],dl ; Overflow should NEVER be set
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jno PASS_84_0 ; If not set, then we passed
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jmp FAIL_84_0 ; If set then we fail
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PASS_84_0:
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mov byte [00050],080
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mov dx,00080
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test byte [00050],dl ; sign should be set
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jns FAIL_84_0 ; If not set, then fail
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mov byte [00050],0FF
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mov dx,0007F
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test byte [00050],dl ; sign should NOT be set
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js FAIL_84_0 ; If set then we fail
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mov byte [00050],000
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mov dx,000FF
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test byte [00050],dl ; zero should be set
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jne FAIL_84_0 ; If not set then we fail
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jmp PASS_84_2
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FAIL_84_0:
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mov dx,00034 ; Print a 4
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mov ax,00202
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int 021
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jmp TEST_84_1
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PASS_84_2:
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mov byte [00050],0FF
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mov dx,00001
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test byte [00050],dl ; zero should NOT be set
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je FAIL_84_0 ; If set then we fail
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mov byte [00050],003
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mov dx,00003
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test byte [00050],dl ; parity should be set
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jnp FAIL_84_0 ; If not set then we fail
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mov byte [00050],003
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mov dx,00001
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test byte [00050],dl ; parity should NOT be set
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jp FAIL_84_0 ; If set then we fail
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mov byte [00050],012
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mov dx,00034
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test byte [00050],dl ; carry should NEVER be set
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jc FAIL_84_0 ; If set then we fail
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TEST_84_1: ; TEST REG8,REG8 - Test flags
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mov cl,0FF
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mov dx,00000
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test cl,dl ; Overflow should NEVER be set
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jno PASS_84_3 ; If not set, then we passed
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jmp FAIL_84_1 ; If set then we fail
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PASS_84_3:
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mov cl,080
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mov dx,00080
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test cl,dl ; sign should be set
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jns FAIL_84_1 ; If not set, then fail
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mov cl,0FF
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mov dx,0007F
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test cl,dl ; sign should NOT be set
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js FAIL_84_1 ; If set then we fail
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mov cl,000
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mov dx,000FF
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test cl,dl ; zero should be set
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jne FAIL_84_1 ; If not set then we fail
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jmp PASS_84_4
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FAIL_84_1:
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mov dx,00034 ; Print a 4
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mov ax,00202
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int 021
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jmp TEST_85_0
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PASS_84_4:
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mov cl,0FF
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mov dx,00001
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test cl,dl ; zero should NOT be set
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je FAIL_84_1 ; If set then we fail
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mov cl,003
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mov dx,00003
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test cl,dl ; parity should be set
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jnp FAIL_84_1 ; If not set then we fail
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mov cl,003
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mov dx,00001
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test cl,dl ; parity should NOT be set
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jp FAIL_84_1 ; If set then we fail
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mov cl,012
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mov dx,00034
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test cl,dl ; carry should NEVER be set
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jc FAIL_84_1 ; If set then we fail
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; 0x85 - TEST REG16/MEM16,REG16
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; ############################################################
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mov dx,es ; Increment ES so it is not the same as DS
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inc dx
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mov es,dx
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TEST_85_0: ; TEST MEM16,REG16 - Test flags
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mov word [00050],022FF
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mov dx,00000
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test word [00050],dx ; Overflow should NEVER be set
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jno PASS_85_0 ; If not set, then we passed
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jmp FAIL_85_0 ; If set then we fail
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PASS_85_0:
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mov word [00050],08000
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mov dx,08000
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test word [00050],dx ; sign should be set
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jns FAIL_85_0 ; If not set, then fail
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mov word [00050],012FF
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mov dx,0007F
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test word [00050],dx ; sign should NOT be set
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js FAIL_85_0 ; If set then we fail
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mov word [00050],01111
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mov dx,04444
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test word [00050],dx ; zero should be set
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jne FAIL_85_0 ; If not set then we fail
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jmp PASS_85_2
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FAIL_85_0:
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mov dx,00035 ; Print a 5
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mov ax,00202
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int 021
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jmp TEST_85_1
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PASS_85_2:
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mov word [00050],012FF
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mov dx,02001
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test word [00050],dx ; zero should NOT be set
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je FAIL_85_0 ; If set then we fail
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mov word [00050],01203
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mov dx,00003
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test word [00050],dx ; parity should be set
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jnp FAIL_85_0 ; If not set then we fail
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mov word [00050],01203
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mov dx,00001
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test word [00050],dx ; parity should NOT be set
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jp FAIL_85_0 ; If set then we fail
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mov word [00050],01234
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mov dx,02034
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test word [00050],dx ; carry should NEVER be set
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jc FAIL_85_0 ; If set then we fail
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TEST_85_1: ; TEST REG16,REG16 - Test flags
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mov cx,0F12F
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mov dx,00000
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test cx,dx ; Overflow should NEVER be set
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jno PASS_85_3 ; If not set, then we passed
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jmp FAIL_85_1 ; If set then we fail
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PASS_85_3:
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mov cx,08012
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mov dx,08012
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test cx,dx ; sign should be set
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jns FAIL_85_1 ; If not set, then fail
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mov cx,012FF
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mov dx,0027F
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test cx,dx ; sign should NOT be set
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js FAIL_85_1 ; If set then we fail
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mov cx,08888
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mov dx,01111
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test cx,dx ; zero should be set
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jne FAIL_85_1 ; If not set then we fail
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jmp PASS_85_4
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FAIL_85_1:
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mov dx,00035 ; Print a 5
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mov ax,00202
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int 021
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jmp TEST_86_0
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PASS_85_4:
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mov cx,01234
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mov dx,01234
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test cx,dx ; zero should NOT be set
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je FAIL_85_1 ; If set then we fail
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mov cx,01233
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mov dx,01003
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test cx,dx ; parity should be set
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jnp FAIL_85_1 ; If not set then we fail
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mov cx,01233
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mov dx,02001
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test cx,dx ; parity should NOT be set
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jp FAIL_85_1 ; If set then we fail
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mov cx,01234
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mov dx,00034
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test cx,dx ; carry should NEVER be set
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jc FAIL_85_1 ; If set then we fail
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; 0x86 - XCHG REG8, MEM8/REG8
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; ############################################################
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TEST_86_0: ; XCHG REG8,REG8
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mov cl,0CC
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mov dl,0DD
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xchg cl,dl
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cmp cl,0DD
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jne FAIL_86_0
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cmp dl,0CC
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jne FAIL_86_0
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TEST_86_1: ; XCHG REG8,MEM8
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mov byte [00050],011
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mov dl,0DD
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xchg dl, byte [00050]
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cmp dl,011
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jne FAIL_86_0
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cmp byte [00050],0DD
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jne FAIL_86_0
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jmp TEST_87_0
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FAIL_86_0:
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mov dx,00036 ; Print a 6
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mov ax,00202
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int 021
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; 0x87 - XCHG REG16, MEM16/REG16
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; ############################################################
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TEST_87_0: ; XCHG REG16,REG16
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mov cx,0CCCC
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mov dx,0DDDD
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xchg cx,dx
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cmp cx,0DDDD
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jne FAIL_87_0
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cmp dx,0CCCC
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jne FAIL_87_0
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TEST_87_1: ; XCHG REG16,MEM16
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mov word es:[00050],01111
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mov dx,0DDDD
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xchg dx, word es:[00050]
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cmp dx,01111
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jne FAIL_87_0
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cmp word es:[00050],0DDDD
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jne FAIL_87_0
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jmp TEST_8A_0
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FAIL_87_0:
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mov dx,00037 ; Print a 7
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mov ax,00202
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int 021
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; 0x8A - MOV REG8/MEM8, REG8
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; ############################################################
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TEST_8A_0: ; MOV REG8,REG8
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mov cx,01234
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mov dx,0ABCD
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mov dl,cl
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cmp dl,034
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jne FAIL_8A_0
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TEST_8A_1: ; MOV MEM8,REG8
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mov byte es:[00050],078
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mov dx,0ABCD
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mov dl, byte es:[00050]
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cmp dl,078
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jne FAIL_8A_0
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jmp TEST_8B_0
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FAIL_8A_0:
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mov dx,00041 ; Print a A
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mov ax,00202
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int 021
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; 0x8B - MOV REG8/MEM8, REG8
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; ############################################################
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TEST_8B_0: ; MOV REG16,REG16
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mov cx,01234
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mov dx,0ABCD
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mov dx,cx
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cmp dx,01234
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jne FAIL_8B_0
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TEST_8B_1: ; MOV MEM16,REG16
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mov word es:[00050],05678
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mov dx,0ABCD
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mov dx, word es:[00050]
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cmp dx,05678
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jne FAIL_8B_0
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jmp TEST_8C_0
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FAIL_8B_0:
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mov dx,00042 ; Print a B
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mov ax,00202
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int 021
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; 0x8C - MOV REG16/MEM16, SEGREG
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; ############################################################
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TEST_8C_0: ; MOV REG16,SEGREG
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mov ax,es
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mov bx,cs
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mov cx,ss
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mov dx,ds
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mov word [00050],es
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mov word [00060],cs
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mov word [00070],ss
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mov word [00080],ds
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cmp ax, word [00050]
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jne FAIL_8C_0
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cmp bx, word [00060]
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jne FAIL_8C_0
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cmp cx, word [00070]
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jne FAIL_8C_0
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cmp dx, word [00080]
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jne FAIL_8C_0
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jmp TEST_8D_0
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FAIL_8C_0:
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mov dx,00043 ; Print a C
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mov ax,00202
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int 021
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; 0x8D - LEA
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; ############################################################
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TEST_8D_0:
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mov bx,02222
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lea di,[bx+01111]
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cmp di,03333
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jne FAIL_8D_0
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mov bx,03333
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mov si,02222
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lea di,[bx+si+01111]
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cmp di,06666
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jne FAIL_8D_0
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jmp TEST_8E_0
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FAIL_8D_0:
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mov dx,00044 ; Print a D
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mov ax,00202
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int 021
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; 0x8E - MOV SEGREG, REG16/MEM16
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; ############################################################
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TEST_8E_0:
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mov ax,ds
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mov word [00050],ds
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mov ds, word [00050]
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mov cx,ds
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cmp cx,ax
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jne FAIL_8E_0
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mov bx,ds
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mov ds,bx
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mov cx,ds
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cmp cx,bx
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jne FAIL_8E_0
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jmp TEST_8F_0
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FAIL_8E_0:
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mov dx,00045 ; Print a E
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mov ax,00202
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int 021
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; 0x8F - MOV SEGREG, REG16/MEM16
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; ############################################################
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TEST_8F_0:
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mov ax,01111
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push ax
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pop word [00050]
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cmp word [00050],ax
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jne FAIL_8F_0
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jmp Z_END
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FAIL_8F_0:
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mov dx,00046 ; Print a F
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mov ax,00202
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int 021
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; xxxxxxxxxxxxxxxxxxxxxxx
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; End
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; xxxxxxxxxxxxxxxxxxxxxxx
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Z_END:
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mov ax,00000 ; DOS Commtest=Exit
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int 021
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