init template

a2792b54 · 赵鹏翀 · a2792b54 · a2792b54 · a2792b54 · a2792b54
--- a/.gitignore
+++ b/.gitignore
+/*.img
+/bochs
+/Debug
+/Release
+bochsout.txt
\ No newline at end of file
--- a/Demo055.asmproj
+++ b/Demo055.asmproj
+<?xml version="1.0" encoding="gb2312"?>
+<ASMProject Version="1.00" Name="Demo055">
+	<Configurations>
+		<Configuration Name="Debug" ConfigurationType="2">
+			<Tool Name="PreBuildEventTool"/>
+			<Tool Name="CustomBuildTool"/>
+			<Tool Name="GCCCompilerTool"/>
+			<Tool Name="JWASMAssemblerTool" ObjectFormate="5" GenerateDebugInformation="-1" VersionDebugInfo="-1" AdditionalOptions="/W0"/>
+			<Tool Name="PreLinkEventTool"/>
+			<Tool Name="GCCLinkerTool"/>
+			<Tool Name="JWlinkLinkerTool" AdditionalOptions="disable 1014"/>
+			<Tool Name="PostBuildEventTool"/>
+		</Configuration>
+	</Configurations>
+	<Files>
+		<Filter Name="Դļ" Filter="asm">
+			<File RelativePath=".\main.asm">
+			</File>
+		</Filter>
+	</Files>
+</ASMProject>
--- a/Demo055.puo
+++ b/Demo055.puo
--- a/main.asm
+++ b/main.asm
+assume cs:codesg
+codesg segment
+start:       
+getstr:                          ;接收字符串输入的子程序
+    push ax
+getstrs:
+    mov ah, 0
+    int 16h
+    cmp al, 20h
+    jb nochar                    ;ASCII码小于20h说明不是字符
+    mov ah, 0
+    call charstack               ;字符入栈
+    mov ah, 2
+    call charstack               ;显示栈中的字符
+    jmp getstrs
+nochar:
+    cmp ah, 0eh                  ;退格键的扫描码
+    je backspace
+    cmp ah, 1ch                  ;Enter键的扫描码
+    je enter1
+    jmp getstrs
+backspace:
+    mov ah, 1
+    call charstack               ;字符出栈
+    mov ah, 2
+    call charstack               ;显示栈中的字符
+    jmp getstrs
+enter1:
+    mov al, 0
+    mov ah, 0
+    call charstack               ;0入栈
+    mov ah, 2
+    call charstack               ;显示栈中的字符
+    pop ax
+    ret
+charstack: jmp short charstart    ; 字符栈的入栈、出栈和显示
+table  dw charpush, charpop, charshow
+top    dw 0
+charstart:
+    push bx
+    push dx
+    push di
+    push es
+    cmp ah, 2
+    ja sret
+    mov bl, ah
+    mov bh, 0
+    add bx, bx
+    jmp word ptr table[bx]
+charpush:
+    mov bx, top
+    mov [si][bx], al
+    inc top
+    jmp sret
+charpop:
+    cmp top, 0
+    je sret
+    dec top
+    mov bx, top
+    mov al, [si][bx]
+    jmp sret
+charshow:
+    mov bx, 0b800h
+    mov es, bx
+    mov al, 160
+    mov ah, 0
+    mul dh
+    mov di, ax
+    add dl, dl
+    mov ah, 0
+    add di, dx
+    mov bx, 0
+charshows:
+    cmp bx, top
+    jne noempty
+    mov byte ptr es:[di], ' '
+    jmp sret
+noempty:
+    mov al, [si][bx]
+    mov es:[di], al
+    mov byte ptr es:[di+2], ' '
+    inc bx
+    add di, 2
+    jmp charshows
+sret:
+    pop es
+    pop di
+    pop dx
+    pop bx
+    ret
+codesg ends
+end start
\ No newline at end of file