CMSIS-Core (Cortex-A): Floating-point Status and Control Register (FPSCR)

| CMSIS-Core (Cortex-A) Version 1.2.0 CMSIS-Core support for Cortex-A processor-based devices

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Floating-point Status and Control Register (FPSCR)
Core Register Access

Provides floating-point system status information and control. More...

## Content

| FPSCR Bits
| Bit position and mask macros.

## Data Structures

struct | FPSCR_Type
| Bit field declaration for FPSCR layout. More...

## Functions

__STATIC_INLINE uint32_t | __get_FPSCR (void)
| Get FPSCR (Floating Point Status/Control) More...
__STATIC_INLINE void | __set_FPSCR (uint32_t fpscr)
| Set FPSCR (Floating Point Status/Control) More...

## Description

Bits | Name | Function
--- | --- | ---
[31] | N | Negative condition flag.
[30] | Z | Zero condition flag.
[29] | C | Carry condition flag.
[28] | V | Overflow condition flag.
[27] | QC | External abort pending bit.
[26] | AHP | External abort pending bit.
[25] | DN | External abort pending bit.
[24] | FZ | External abort pending bit.
[23:22] | RMode | External abort pending bit.
[21:20] | Stride | External abort pending bit.
[19] | - | Reserved.
[18:16] | Len | External abort pending bit.
[15] | IDE | IRQ pending bit.
[14:13] | - | Reserved.
[12] | IXE | IRQ pending bit.
[11] | UFE | IRQ pending bit.
[10] | OFE | IRQ pending bit.
[9] | DZE | IRQ pending bit.
[8] | IOE | IRQ pending bit.
[7] | IDC | IRQ pending bit.
[6:5] | - | Reserved.
[4] | IXC | FIQ pending bit.
[3] | UFC | FIQ pending bit.
[2] | OFC | FIQ pending bit.
[1] | DZC | FIQ pending bit.
[0] | IOC | FIQ pending bit.

Consider __get_FPSCR and __set_FPSCR to access this register.

## Function Documentation

__STATIC_INLINE uint32_t __get_FPSCR | ( | void |  | ) |

Returns
  Floating Point Status/Control register value

This function returns the current value of the Floating-point Status and Control Register (FPSCR).

__STATIC_INLINE void __set_FPSCR | ( | uint32_t | fpscr | ) |

Parameters

  [in] | fpscr | Floating Point Status/Control value to set

Assigns the given value to the Floating-point Status and Control Register (FPSCR).