Provides floating-point system status information and control.
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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.