diff options
Diffstat (limited to 'test/cofftest.c')
-rw-r--r-- | test/cofftest.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/test/cofftest.c b/test/cofftest.c new file mode 100644 index 0000000..77f610f --- /dev/null +++ b/test/cofftest.c @@ -0,0 +1,35 @@ +/* + * test source file for assembling to COFF + * build with (under DJGPP, for example): + * nasm -f coff cofftest.asm + * gcc -o cofftest cofftest.c cofftest.o + */ + +#include <stdio.h> +#include <inttypes.h> + +extern int lrotate(int32_t, int); +extern void greet(void); +extern int8_t asmstr[]; +extern void *selfptr; +extern void *textptr; +extern int integer, commvar; + +int main(void) +{ + + printf("Testing lrotate: should get 0x00400000, 0x00000001\n"); + printf("lrotate(0x00040000, 4) = 0x%08lx\n", lrotate(0x40000, 4)); + printf("lrotate(0x00040000, 14) = 0x%08lx\n", lrotate(0x40000, 14)); + + printf("This string should read `hello, world': `%s'\n", asmstr); + + printf("The integers here should be 1234, 1235 and 4321:\n"); + integer = 1234; + commvar = 4321; + greet(); + + printf("These pointers should be equal: %p and %p\n", &greet, textptr); + + printf("So should these: %p and %p\n", selfptr, &selfptr); +} |