342 lines
8.9 KiB
NASM
342 lines
8.9 KiB
NASM
#############################################################
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#测试j,jal,jr指令，如需要可分开测试，执行正常应该是15个周期 revise date 2015/12/17 tiger
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#############################################################
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.text
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addi $s1,$zero, 1 #测试j,jal,jr指令，如需要可分开测试，执行正常应该是15个周期
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j jmp_next1
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addi $s1,$zero, 1
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addi $s2,$zero, 2
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addi $s3,$zero, 3
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jmp_next1:
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j jmp_next2
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addi $s1,$zero, 1
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addi $s2,$zero, 2
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addi $s3,$zero, 3
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jmp_next2:
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j jmp_next3
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addi $s1,$zero, 1
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addi $s2,$zero, 2
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addi $s3,$zero, 3
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jmp_next3:
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j jmp_next4
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addi $s1,$zero, 1
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addi $s2,$zero, 2
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addi $s3,$zero, 3
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jmp_next4:jal jmp_count
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######################################
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#移位测试 需要支持超addi,sll,add,syscall,srl,sll,sra,beq,j,syscall revise date:2015/12/16 tiger
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.text
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addi $s0,$zero,1 #简单移位，循环测试，0号区域显示的是初始值1左移1位重复15次的值，1号区域是累加值
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addi $s1,$zero,1
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sll $s1, $s1, 31 #逻辑左移31位 $s1=0x80000000
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###################################################################
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# 逻辑右移测试
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# 显示区域依次显示0x80000000 0x20000000 0x08000000 0x02000000 0x00800000 0x00200000 0x00080000 0x00020000 0x00008000 0x00002000 0x00000800 0x00000200 0x00000080 0x00000020 0x00000008 0x00000002 0x00000000
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###################################################################
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LogicalRightShift: #逻辑右移测试，将最高位1逐位向右右移直至结果为零
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add $a0,$0,$s1 #display $s1 #逻辑右移测试，将最高位1逐位向右右移直至结果为零
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addi $v0,$0,34 # display hex
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syscall # we are out of here.
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srl $s1, $s1, 2
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beq $s1, $zero, shift_next1
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j LogicalRightShift
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shift_next1:
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add $a0,$0,$s1 #display $s1
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addi $v0,$0,34 # display hex
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syscall # we are out of here.
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###################################################################
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# 逻辑左移测试
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# 显示区域依次显示0x00000004 0x00000010 0x00000040 0x00000100 0x00000400 0x00001000 0x00004000 0x00010000 0x00040000 0x00100000 0x00400000 0x01000000 0x04000000 0x10000000 0x40000000 0x00000000
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###################################################################
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addi $s1,$zero, 1 # 逻辑左移测试
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LogicalLeftShift: #逻辑左移测试，将最低位1逐位向左移直至结果为零
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sll $s1, $s1, 2
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add $a0,$0,$s1 #display $s1
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addi $v0,$0,34 # display hex
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syscall # we are out of here.
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beq $s1, $zero, ArithRightShift
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j LogicalLeftShift
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###################################################################
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# 算术右移测试
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# 显示区域依次显示0x80000000 0xf0000000 0xff000000 0xfff00000 0xffff0000 0xfffff000 0xffffff00 0xfffffff0 0xffffffff
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###################################################################
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ArithRightShift: #算术右移测试，#算术移位测试，80000000算术右移，依次显示为F0000000,FF000000,FFF00000,FFFF0000直至FFFFFFFF
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addi $s1,$zero,1 # 算术右移测试
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sll $s1, $s1, 31 #逻辑左移31位 $s1=0x80000000
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add $a0,$0,$s1 #display $s1
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addi $v0,$0,34 # display hex
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syscall # we are out of here.
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sra $s1, $s1, 3 #$s1=0X80000000-->0XF0000000
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add $a0,$0,$s1 #display $s1
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addi $v0,$0,34 # display hex
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syscall # we are out of here.
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sra $s1, $s1, 4 #0XF0000000-->0XFF000000
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add $a0,$0,$s1 #display $s1
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addi $v0,$0,34 # display hex
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syscall # we are out of here.
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sra $s1, $s1, 4 #0XFF000000-->0XFFF00000
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add $a0,$0,$s1 #display $s1
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addi $v0,$0,34 # display hex
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syscall # we are out of here.
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sra $s1, $s1, 4
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add $a0,$0,$s1 #display $s1
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addi $v0,$0,34 # display hex
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syscall # we are out of here.
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sra $s1, $s1, 4
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add $a0,$0,$s1 #display $s1
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addi $v0,$0,34 # display hex
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syscall # we are out of here.
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sra $s1, $s1, 4
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add $a0,$0,$s1 #display $s1
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addi $v0,$0,34 # display hex
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syscall # we are out of here.
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sra $s1, $s1, 4
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add $a0,$0,$s1 #display $s1
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addi $v0,$0,34 # display hex
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syscall # we are out of here.
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sra $s1, $s1, 4
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add $a0,$0,$s1 #display $s1
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addi $v0,$0,34 # display hex
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syscall # we are out of here.
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#############################################################
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#走马灯测试,测试addi,andi,sll,srl,sra,or,ori,nor,syscall LED按走马灯方式来回显示数据
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#############################################################
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.text
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addi $s0,$zero,1
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sll $s3, $s0, 31 # $s3=0x80000000
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sra $s3, $s3, 31 # $s3=0xFFFFFFFF
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addu $s0,$zero,$zero # $s0=0
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addi $s2,$zero,12
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addiu $s6,$0,3 #走马灯计数
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zmd_loop:
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addiu $s0, $s0, 1 #计算下一个走马灯的数据
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andi $s0, $s0, 15
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#######################################
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addi $t0,$0,8
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addi $t1,$0,1
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left:
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sll $s3, $s3, 4 #走马灯左移
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or $s3, $s3, $s0
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add $a0,$0,$s3 # display $s3
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addi $v0,$0,34 # system call for LED display
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syscall # display
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sub $t0,$t0,$t1
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bne $t0,$0,left
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#######################################
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addi $s0, $s0, 1 #计算下一个走马灯的数据
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addi $t8,$0,15
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and $s0, $s0, $t8
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sll $s0, $s0, 28
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addi $t0,$0,8
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addi $t1,$0,1
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zmd_right:
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srl $s3, $s3, 4 #走马灯右移
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or $s3, $s3, $s0
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addu $a0,$0,$s3 # display $s3
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addi $v0,$0,34 # system call for LED display
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syscall # display
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sub $t0,$t0,$t1
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bne $t0,$0,zmd_right
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srl $s0, $s0, 28
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#######################################
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sub $s6,$s6,$t1
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beq $s6,$0, exit
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j zmd_loop
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exit:
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add $t0,$0,$0
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nor $t0,$t0,$t0 #test nor ori
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sll $t0,$t0,16
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ori $t0,$t0,0xffff
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addu $a0,$0,$t0 # display $t0
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addi $v0,$0,34 # system call for LED display
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syscall # display
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#################################################################################
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#本程序实现0-15号字单元的降序排序,此程序可在mars mips仿真器中运行
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#运行时请将Mars Setting中的Memory Configuration设置为Compact，data at address 0
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#
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#################################################################################
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.text
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sort_init:
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addi $s0,$0,-1
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addi $s1,$0,0
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sw $s0,0($s1)
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addi $s0,$s0,1
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addi $s1,$s1,4
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sw $s0,0($s1)
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addi $s0,$s0,1
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addi $s1,$s1,4
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sw $s0,0($s1)
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addi $s0,$s0,1
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addi $s1,$s1,4
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sw $s0,0($s1)
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addi $s0,$s0,1
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addi $s1,$s1,4
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sw $s0,0($s1)
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addi $s0,$s0,1
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addi $s1,$s1,4
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sw $s0,0($s1)
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addi $s0,$s0,1
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addi $s1,$s1,4
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sw $s0,0($s1)
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addi $s0,$s0,1
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addi $s1,$s1,4
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sw $s0,0($s1)
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addi $s0,$s0,1
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addi $s1,$s1,4
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sw $s0,0($s1)
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addi $s0,$s0,1
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addi $s1,$s1,4
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sw $s0,0($s1)
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addi $s0,$s0,1
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addi $s1,$s1,4
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sw $s0,0($s1)
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addi $s0,$s0,1
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addi $s1,$s1,4
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sw $s0,0($s1)
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addi $s0,$s0,1
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addi $s1,$s1,4
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sw $s0,0($s1)
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addi $s0,$s0,1
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addi $s1,$s1,4
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sw $s0,0($s1)
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addi $s0,$s0,1
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addi $s1,$s1,4
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sw $s0,0($s1)
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addi $s0,$s0,1
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addi $s1,$s1,4
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sw $s0,0($s1)
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addi $s0,$s0,1
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addi $s1,$s1,4
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addi $s0,$s0,1
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add $s0,$zero,$zero
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addi $s1,$zero,60 #排序区间
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sort_loop:
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lw $s3,0($s0)
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lw $s4,0($s1)
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slt $t0,$s3,$s4
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beq $t0,$0,sort_next #降序排序
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sw $s3, 0($s1)
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sw $s4, 0($s0)
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sort_next:
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addi $s1, $s1, -4
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bne $s0, $s1, sort_loop
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add $a0,$0,$s0 #display $s0
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addi $v0,$0,34 # display hex
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syscall # we are out of here. DISP: disp $r0, 0
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addi $s0,$s0,4
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addi $s1,$zero,60
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bne $s0, $s1, sort_loop
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addi $v0,$zero,50 # system call for exit
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syscall # we are out of here.
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#MIPS处理器实现中请用停机指令实现syscall
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jmp_count: addi $s0,$zero, 0
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addi $s0,$s0, 1
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add $a0,$0,$s0
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addi $v0,$0,34 # display hex
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syscall # we are out of here.
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addi $s0,$s0, 2
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add $a0,$0,$s0
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addi $v0,$0,34 # display hex
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syscall # we are out of here.
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addi $s0,$s0, 3
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add $a0,$0,$s0
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addi $v0,$0,34 # display hex
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syscall # we are out of here.
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addi $s0,$s0, 4
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add $a0,$0,$s0
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addi $v0,$0,34 # display hex
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syscall # we are out of here.
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addi $s0,$s0, 5
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add $a0,$0,$s0
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addi $v0,$0,34 # display hex
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syscall # we are out of here.
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addi $s0,$s0, 6
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add $a0,$0,$s0
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addi $v0,$0,34 # display hex
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syscall # we are out of here.
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addi $s0,$s0, 7
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add $a0,$0,$s0
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addi $v0,$0,34 # display hex
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syscall # we are out of here.
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addi $s0,$s0, 8
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add $a0,$0,$s0
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addi $v0,$0,34 # display hex
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addi $v0,$0,34 # display hex
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syscall # we are out of here.
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jr $31
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