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/*
* test source file for assembling to Mach-O
* copied from cofftest.c, adapted to current limitations
* in Mach-O module
* build with (under OSX Tiger/Leopard, for example):
* yasm -f macho -m amd64 machotest64.asm
* gcc -m64 -o machotest64 machotest64.c machotest64.o
*/
#include <stdio.h>
extern long lrotate(long, long);
extern void greet(void);
extern long readgreet(void);
extern char asmstr[];
extern void *selfptr;
extern void *textptr;
extern int integer, commvar;
extern char *getstr(void);
int main(void) {
printf("Testing lrotate: should get 0x0000000000400000, 0x0000000000000001\n");
printf("lrotate(0x00040000, 4 ) = 0x%016lx\n", lrotate(0x40000,4));
printf("lrotate(0x00040000, 46) = 0x%016lx\n", lrotate(0x40000,46));
printf("This string should read `hello, world': `%s'\n", asmstr);
{
long a,b;
a = (long)asmstr;
b = (long)getstr();
printf("The pointers %lx and %lx should be equal\n",a,b);
}
printf("This string should read `hello, world': `%s'\n", getstr());
printf("The integers here should be 1234, 1235 and 4321:\n");
integer = 1234;
commvar = 4321;
greet();
printf("The absolute addressing to the asm-local integer should yield in 1235:\n%ld\n",readgreet());
printf("These pointers should be equal: %p and %p\n",
&greet, textptr);
printf("So should these: %p and %p\n", selfptr, &selfptr);
}
/*
there is no support for dynamically linkable objects in current
mach-o module. Therefore put "printf" statement here and redirect
the asm call to druck()
*/
void druck( char *string, int a, int b, int c )
{
printf(string,a,b,c);
}
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