OV (Overflow) flag Set/Clear Instructions
- __STATIC_FORCEINLINE void __RV_CLROV (void)
- __STATIC_FORCEINLINE unsigned long __RV_RDOV (void)
- group NMSIS_Core_DSP_Intrinsic_OV_FLAG_SC
OV (Overflow) flag Set/Clear Instructions.
The following table lists the user instructions related to Overflow (OV) flag manipulation. there are 2 OV (Overflow) flag Set/Clear Instructions
Functions
- __STATIC_FORCEINLINE void __RV_CLROV (void)
CLROV (Clear OV flag)
Type: DSP
Syntax:
CLROV # pseudo mnemonic
Purpose
:
This pseudo instruction is an alias to
CSRRCI x0, ucode, 1
instruction.
- __STATIC_FORCEINLINE unsigned long __RV_RDOV (void)
RDOV (Read OV flag)
Type: DSP
Syntax:
RDOV Rd # pseudo mnemonic
Purpose
:
This pseudo instruction is an alias to
CSRR Rd, ucode
instruction which maps to the real instruction ofCSRRS Rd, ucode, x0
.- Returns
value stored in unsigned long type