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733cbb3197
Using hidden files are rather antisocial, and rather pointless in this particular context. Change .stdout and .stderr to simply stdout and stderr. Signed-off-by: H. Peter Anvin <hpa@zytor.com>
60 lines
1.5 KiB
NASM
60 lines
1.5 KiB
NASM
;Testname=unoptimized; Arguments=-O0 -fbin -obintest.bin; Files=stdout stderr bintest.bin
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;Testname=optimized; Arguments=-Ox -fbin -obintest.bin; Files=stdout stderr bintest.bin
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; test source file for assembling to binary files
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; build with:
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; nasm -f bin -o bintest.com bintest.asm
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; When run (as a DOS .COM file), this program should print
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; hello, world
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; on two successive lines, then exit cleanly.
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; This file should test the following:
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; [1] Define a text-section symbol
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; [2] Define a data-section symbol
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; [3] Define a BSS-section symbol
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; [4] Define a NASM local label
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; [5] Reference a NASM local label
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; [6] Reference a text-section symbol in the text section
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; [7] Reference a data-section symbol in the text section
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; [8] Reference a BSS-section symbol in the text section
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; [9] Reference a text-section symbol in the data section
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; [10] Reference a data-section symbol in the data section
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; [11] Reference a BSS-section symbol in the data section
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BITS 16
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ORG 0x100
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SECTION .text
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jmp start ; [6]
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endX mov ax,0x4c00 ; [1]
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int 0x21
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start mov byte [bss_sym],',' ; [1] [8]
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mov bx,[bssptr] ; [7]
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mov al,[bx]
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mov bx,[dataptr] ; [7]
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mov [bx],al
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mov cx,2
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.loop mov dx,datasym ; [1] [4] [7]
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mov ah,9
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push cx
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int 0x21
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pop cx
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loop .loop ; [5] [6]
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mov bx,[textptr] ; [7]
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jmp bx
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SECTION .data
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datasym db 'hello world', 13, 10, '$' ; [2]
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bssptr dw bss_sym ; [2] [11]
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dataptr dw datasym+5 ; [2] [10]
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textptr dw endX ; [2] [9]
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SECTION .bss
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bss_sym resb 1 ; [3]
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