From c3c9d8910472310de22fbcae9abaa60f0c4ad9cd Mon Sep 17 00:00:00 2001
From: JackC <jccc213@163.com>
Date: Thu, 11 Jun 2020 21:43:00 +0800
Subject: [PATCH] =?UTF-8?q?add=20=E7=9F=A9=E9=98=B5=E4=B9=98=E6=B3=95.asm.?=
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---
 ...1\351\230\265\344\271\230\346\263\225.asm" | 246 ++++++++++++++++++
 1 file changed, 246 insertions(+)
 create mode 100644 "\347\237\251\351\230\265\344\271\230\346\263\225.asm"

diff --git "a/\347\237\251\351\230\265\344\271\230\346\263\225.asm" "b/\347\237\251\351\230\265\344\271\230\346\263\225.asm"
new file mode 100644
index 0000000..425ada7
--- /dev/null
+++ "b/\347\237\251\351\230\265\344\271\230\346\263\225.asm"
@@ -0,0 +1,246 @@
+assume cs:code, ds:data, ss:stack
+data segment
+	column db ?
+	row db ?
+	matrix1 db 100 dup('$')
+	matrix2 db 100 dup('$')
+	matrix3 dw 100 dup('$')
+	str1 db 'Please input column: $'
+	str2 db 'Please input row: $'
+	str3 db 'Please input matrix1: $'
+	str4 db 'Please input matrix2: $'
+	str5 db 'The matrix after multiplying is: $'
+	temp dw ?
+	multiplier db ?
+	multiplicand db ?
+data ends
+stack segment para stack
+stack ends
+code segment
+start:
+	mov ax, data
+	mov ds, ax
+	mov ax, stack
+	mov ss, ax
+	
+	lea dx, str1 ; 输入矩阵的行和列
+	call disp_str
+	call in_1_dec
+	mov column, al
+	call cr
+	lea dx, str2
+	call disp_str
+	call in_1_dec
+	mov row, al
+	call cr
+	
+	lea dx, str3
+	call disp_str
+	call cr
+	mov bl, row
+	mov bh, 0
+	lea si, matrix1
+s0: ; 输入第一个矩阵
+	cmp bx, 0
+	je s1
+	mov cl, column
+	mov ch, 0
+s0_0:
+	call in_1_dec
+	mov byte ptr [si], al
+	inc si
+	call space
+	loop s0_0
+	call cr
+	dec bx
+	jmp s0
+s1:
+
+
+	lea dx, str4
+	call disp_str
+	call cr
+	mov bl, column
+	mov bh, 0
+	lea si, matrix2
+s2: ; 输入第二个矩阵
+	cmp bx, 0
+	je s3
+	mov cl, row
+	mov ch, 0
+s2_0:
+	call in_1_dec
+	mov byte ptr [si], al
+	inc si
+	call space
+	loop s2_0
+	call cr
+	dec bx
+	jmp s2
+s3:
+
+	lea si, matrix1
+	lea di, matrix2
+	lea bp, matrix3
+	mov cl, 0
+s4: ; 矩阵乘法
+	cmp cl, row
+	jz s5
+	mov dx, 0
+s4_2:
+	cmp dl, row
+	jz s4_0
+	mov bx, 0
+	mov temp, 0
+s4_3:
+	cmp bl, column
+	jz s4_1
+	mov al, byte ptr[si + bx] ; 取出第一矩阵的数
+	mov multiplier, al
+	mov al, row
+	mul bl
+	push bx
+	mov bl, al
+	add bl, dl
+	mov bh, 0
+	mov al, byte ptr [di + bx] ; 取出第2矩阵的数
+	mov bl, multiplier
+	mul bl
+	mov bx, temp
+	mov ah, 0
+	add bx, ax
+	mov temp, bx
+	pop bx
+	inc bl
+	jmp s4_3
+s4_1:
+	mov ax, temp
+	mov word ptr ds:[bp], ax
+	add bp, 2
+	inc dl
+	jmp s4_2
+s4_0:
+	mov al, column
+	mov ah, 0
+	add si, ax
+	inc cl
+	jmp s4
+s5:
+	
+	lea dx, str5
+	call disp_str
+	call cr
+	
+	mov cl, 0
+	lea si, matrix3
+s6: ; 输出相乘后的矩阵
+	cmp cl, row
+	jz s7
+	mov bx, 0
+s6_1:
+	cmp bl, row
+	jz s6_0
+	mov ax, [si]
+	call disp_4_hex ; 这里要用4位16进制输出，原因是:当row = 9， col = 9， 以及数据全为9时，就有81 * 9 = 729D = 2D9H，故要用4位16进制数
+	call space
+	inc bl
+	add si, 2
+	jmp s6_1
+s6_0:
+	call cr
+	inc cl
+	jmp s6
+s7:
+	
+	mov ax, 4c00h
+	int 21h
+space:
+	push ax
+	push dx
+	
+	mov ah, 02h
+	mov dl, 20h
+	int 21h
+	
+	pop dx
+	pop ax
+ret
+cr:
+	push ax
+	push dx
+	
+	mov ah, 02h
+	mov dl, 0ah
+	int 21h
+	mov dl, 0dh
+	int 21h
+	
+	pop dx
+	pop ax
+ret
+disp_1_hex:
+	push ax
+	push dx
+	pushf
+	
+	mov ah, 02h
+	mov dl, al
+	cmp dl, 9
+	jna disp_1_hex_1
+	add dl, 07h
+disp_1_hex_1:
+	add dl, 30h
+	int 21h
+	
+	popf
+	pop dx
+	pop ax
+ret
+disp_2_hex:
+	push bx
+	push ax
+	pushf
+	
+	mov bl, 10h
+	mov ah, 0
+	div bl
+	call disp_1_hex
+	mov al, ah
+	call disp_1_hex
+	
+	popf
+	pop ax
+	pop bx
+ret
+disp_4_hex:
+	push bx
+	push ax
+	pushf
+	
+	mov bl, al
+	mov al, ah
+	call disp_2_hex
+	mov al, bl
+	call disp_2_hex
+	
+	popf
+	pop ax
+	pop bx
+ret
+disp_str:
+	push ax
+	pushf
+	mov ah, 09h
+	int 21h
+	popf
+	pop ax
+ret
+in_1_dec:
+	pushf
+	mov ah, 01h
+	int 21h
+	sub al, 30h
+	popf
+ret
+code ends
+end start
\ No newline at end of file
-- 
Gitee