110 lines
2.0 KiB
NASM
110 lines
2.0 KiB
NASM
; Tests for opcode range 0xE0-EF
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; ---------------------------------
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; 0xE0 - LOOPNE
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; ############################################################
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TEST_E0_0:
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mov cx,0000F
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mov ax,00000
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L_E0_0: inc ax ; Exit loop when Zero detected
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cmp ax,00005
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loopne L_E0_0
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cmp cx,0000A
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jne FAIL_E0_0
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TEST_E0_1:
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mov cx,0000F
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mov ax,00000
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L_E0_1: inc ax ; Exit loop when Zero detected
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cmp ax,01234
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loopne L_E0_1
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cmp cx,00000
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jne FAIL_E0_0
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jmp TEST_E1_0
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FAIL_E0_0:
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mov dx,00030 ; Print a 0
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mov ax,00202
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int 021
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; 0xE1 - LOOPE
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; ############################################################
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TEST_E1_0:
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mov cx,000FF
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mov ax,000FC
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L_E1_0: inc ax ; Exit loop when Zero detected
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cmp ah,000
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loope L_E1_0
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cmp cx,000FB
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jne FAIL_E1_0
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TEST_E1_1:
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mov cx,00004
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mov ax,00000
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L_E1_1: inc ax ; Exit loop when Zero detected
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cmp ah,000
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loope L_E1_1
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cmp cx,00000
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jne FAIL_E1_0
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jmp TEST_E2_0
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FAIL_E1_0:
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mov dx,00031 ; Print a 1
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mov ax,00202
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int 021
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; 0xE2 - LOOP
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; ############################################################
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TEST_E2_0:
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mov cx,00004
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mov ax,00000
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L_E2: inc ax ; Exit loop when Zero detected
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loopne L_E2
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cmp ax,00004
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jne FAIL_E2_0
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jmp TEST_E3_0
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FAIL_E2_0:
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mov dx,00032 ; Print a 2
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mov ax,00202
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int 021
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; 0xE3 - JCXZ
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; ############################################################
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TEST_E3_0:
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mov cx,00001
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jcxz FAIL_E3_0
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mov cx,00000
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jcxz TEST_EF_0
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FAIL_E3_0:
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mov dx,00033 ; Print a 3
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mov ax,00202
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int 021
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TEST_EF_0: nop
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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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