diff options
Diffstat (limited to 'examples/standalone/stubs.c')
| -rw-r--r-- | examples/standalone/stubs.c | 23 |
1 files changed, 3 insertions, 20 deletions
diff --git a/examples/standalone/stubs.c b/examples/standalone/stubs.c index ce3371d9122..f3e1ab5c6ab 100644 --- a/examples/standalone/stubs.c +++ b/examples/standalone/stubs.c @@ -65,26 +65,9 @@ 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"); #elif defined(CONFIG_NIOS2) /* - * r15 holds the pointer to the global_data, r8 is call-clobbered + * gp holds the pointer to the global_data, r8 is call-clobbered */ #define EXPORT_FUNC(x) \ asm volatile ( \ @@ -92,11 +75,11 @@ gd_t *global_data; #x ":\n" \ " movhi r8, %%hi(%0)\n" \ " ori r8, r0, %%lo(%0)\n" \ -" add r8, r8, r15\n" \ +" add r8, r8, gp\n" \ " ldw r8, 0(r8)\n" \ " ldw r8, %1(r8)\n" \ " jmp r8\n" \ - : : "i"(offsetof(gd_t, jt)), "i"(XF_ ## x * sizeof(void *)) : "r15"); + : : "i"(offsetof(gd_t, jt)), "i"(XF_ ## x * sizeof(void *)) : "gp"); #elif defined(CONFIG_M68K) /* * d7 holds the pointer to the global_data, a0 is a call-clobbered |