diff options
Diffstat (limited to 'examples')
| -rw-r--r-- | examples/standalone/stubs.c | 14 | 
1 files changed, 14 insertions, 0 deletions
| diff --git a/examples/standalone/stubs.c b/examples/standalone/stubs.c index a6add6abc..15e9afcac 100644 --- a/examples/standalone/stubs.c +++ b/examples/standalone/stubs.c @@ -181,6 +181,20 @@ gd_t *global_data;  "	lwi	$r16, [$r16 + (%1)]\n"	\  "	jr	$r16\n"			\  	: : "i"(offsetof(gd_t, jt)), "i"(XF_ ## x * sizeof(void *)) : "$r16"); +#elif defined(CONFIG_OPENRISC) +/* + * r10 holds the pointer to the global_data, r13 is a call-clobbered + * register + */ +#define EXPORT_FUNC(x) \ +	asm volatile (			\ +"	.globl " #x "\n"		\ +#x ":\n"				\ +"	l.lwz	r13, %0(r10)\n"	\ +"	l.lwz	r13, %1(r13)\n"	\ +"	l.jr	r13\n"		\ +"	l.nop\n"				\ +	: : "i"(offsetof(gd_t, jt)), "i"(XF_ ## x * sizeof(void *)) : "r13");  #else  /*"	addi	$sp, $sp, -24\n"	\  "	br	$r16\n"			\*/ |