文件assem.s
包含汇编代码中的函数。 test.c
调用函数,但我发现了以下错误:如何将汇编文件(.s文件)链接到C程序
mips-mti-elf-gcc -o test test.c assem.s
In file included from test.c:2:0:
assem.s:1:2: error: expected identifier or '(' before '.' token
.text
^
assem.s:3:22: error: stray '@' in program
.type asm_memcheck, @function
^
assem.s: Assemble messages:
assem.s:6: Warning: used $at without ".set noat"
assem.s:38: Warning: .end directive without a preceding .ent directive
我的源文件如下: test.c
注意局部变量a,b,c和d在程序中没有意义。它主要用于观察寄存器中的值。
1 #include<stdio.h>
2 #include"assem.s"
3
4 extern void asm_memcheck();
5
6 int main()
7 {
8 int a=1;
9 int b=2;
10 int c=3;
11 float d=4.0;
12
13 asm_memcheck();
14
15 }
16
assem.s:
1 .text
2 .globl asm_memcheck
3 .type asm_memcheck, @function
4 asm_memcheck:
5 sw $zero,0xFFF00000
6 sw $at,0xFFF00004
7 sw $v0,0xFFF00008
8 sw $v1,0xFFF0000C
9 sw $a0,0xFFF00010
10 sw $a1,0xFFF00014
11 sw $a2,0xFFF00018
12 sw $a3,0xFFF0001C
13 sw $t0,0xFFF00020
14 sw $t1,0xFFF00024
15 sw $t2,0xFFF00028
16 sw $t3,0xFFF0002C
17 sw $t4,0xFFF00030
18 sw $t5,0xFFF00034
19 sw $t6,0xFFF00038
20 sw $t7,0xFFF0003C
21 sw $s0,0xFFF00040
22 sw $s1,0xFFF00044
23 sw $s2,0xFFF00048
24 sw $s3,0xFFF0004C
25 sw $s4,0xFFF00050
26 sw $s5,0xFFF00054
27 sw $s6,0xFFF00058
28 sw $s7,0xFFF0005C
29 sw $t8,0xFFF00060
30 sw $t9,0xFFF00064
31 sw $k0,0xFFF00068
32 sw $k1,0xFFF0006C
33 sw $gp,0xFFF00070
34 sw $sp,0xFFF00074
35 sw $fp,0xFFF00078
36 sw $ra,0xFFF0007C
37
38 .end asm_memcheck
39