5 #define UAP_STACK_POINTER(ucontext) \
6 ((ucontext_t*)ucontext)->uc_mcontext.gp_regs[1]
7 #define UAP_PROGRAM_COUNTER(ucontext) \
8 (((ucontext_t*)ucontext)->uc_mcontext.gp_regs[32])
10 #define FACTOR_PPC_TOC 1
12 #define CODE_TO_FUNCTION_POINTER(code) \
14 code = fill_function_descriptor(desc, code)
16 #define CODE_TO_FUNCTION_POINTER_CALLBACK(vm, code) \
17 code = fill_function_descriptor(new void* [3], code); \
18 vm->function_descriptors.push_back((void**)code)
20 #define FUNCTION_CODE_POINTER(ptr) (function_descriptor_field((void*)ptr, 0))
22 #define FUNCTION_TOC_POINTER(ptr) (function_descriptor_field((void*)ptr, 1))
24 inline static unsigned int uap_fpu_status(void* uap) {
27 unsigned int as_uint[2];
29 tmp.as_double = ((ucontext_t*)uap)->uc_mcontext.fp_regs[32];
30 return tmp.as_uint[1];
33 inline static void uap_clear_fpu_status(void* uap) {
36 unsigned int as_uint[2];
38 tmp.as_double = ((ucontext_t*)uap)->uc_mcontext.fp_regs[32];
39 tmp.as_uint[1] &= 0x0007f8ff;
40 ((ucontext_t*)uap)->uc_mcontext.fp_regs[32] = tmp.as_double;