6.60.21 NDS32 Built-in Functions

These built-in functions are available for the NDS32 target:

Built-in Function
void __builtin_nds32_isync (int *addr)
Insert an ISYNC instruction into the instruction stream where addr is an instruction address for serialization.
Built-in Function
void __builtin_nds32_isb (void)
Insert an ISB instruction into the instruction stream.
Built-in Function
int __builtin_nds32_mfsr (int sr)
Return the content of a system register which is mapped by sr.
Built-in Function
int __builtin_nds32_mfusr (int usr)
Return the content of a user space register which is mapped by usr.
Built-in Function
void __builtin_nds32_mtsr (int value, int sr)
Move the value to a system register which is mapped by sr.
Built-in Function
void __builtin_nds32_mtusr (int value, int usr)
Move the value to a user space register which is mapped by usr.
Built-in Function
void __builtin_nds32_setgie_en (void)
Enable global interrupt.
Built-in Function
void __builtin_nds32_setgie_dis (void)
Disable global interrupt.