diff options
Diffstat (limited to 'examples/stubs.c')
| -rw-r--r-- | examples/stubs.c | 16 | 
1 files changed, 16 insertions, 0 deletions
| diff --git a/examples/stubs.c b/examples/stubs.c index 6ca6d7869..a26337a92 100644 --- a/examples/stubs.c +++ b/examples/stubs.c @@ -78,6 +78,22 @@ gd_t *global_data;  "	jmp	%%g0\n"			\  "	nop	\n"			\  	: : "i"(offsetof(gd_t, jt)), "i"(XF_ ## x) : "r0"); +#elif defined(CONFIG_M68K) +/* + * d7 holds the pointer to the global_data, a0 is a call-clobbered + * register + */ +#define EXPORT_FUNC(x) \ +	asm volatile (			\ +"	.globl " #x "\n"		\ +#x ":\n"				\ +"	move.l	%%d7, %%a0\n"		\ +"	adda.l	%0, %%a0\n"		\ +"	move.l	(%%a0), %%a0\n"		\ +"	adda.l	%1, %%a0\n"		\ +"	move.l	(%%a0), %%a0\n"		\ +"	jmp	(%%a0)\n"			\ +	: : "i"(offsetof(gd_t, jt)), "i"(XF_ ## x * sizeof(void *)) : "a0");  #else  #error stubs definition missing for this architecture  #endif |