diff options
Diffstat (limited to 'examples/stubs.c')
| -rw-r--r-- | examples/stubs.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/examples/stubs.c b/examples/stubs.c index 9c4c51b..6ca6d78 100644 --- a/examples/stubs.c +++ b/examples/stubs.c @@ -61,6 +61,23 @@ gd_t *global_data; " lw $25, %1($25)\n" \ " jr $25\n" \ : : "i"(offsetof(gd_t, jt)), "i"(XF_ ## x * sizeof(void *)) : "t9"); +#elif defined(CONFIG_NIOS) +/* + * %g7 holds the pointer to the global_data. %g0 is call clobbered. + */ +#define EXPORT_FUNC(x) \ + asm volatile ( \ +" .globl " #x "\n" \ +#x ":\n" \ +" pfx %%hi(%0)\n" \ +" movi %%g0, %%lo(%0)\n" \ +" add %%g0, %%g7\n" \ +" ld %%g0, [%%g0]\n" \ +" pfx %1\n" \ +" ld %%g0, [%%g0]\n" \ +" jmp %%g0\n" \ +" nop \n" \ + : : "i"(offsetof(gd_t, jt)), "i"(XF_ ## x) : "r0"); #else #error stubs definition missing for this architecture #endif |