| Vincent Chen | 93229612 | 2019-05-20 09:21:13 +0800 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0 |
| 2 | // Copyright (C) 2005-2019 Andes Technology Corporation |
| 3 | #include <linux/uaccess.h> |
| 4 | |
| 5 | #include <asm/sfp-machine.h> |
| 6 | #include <math-emu/soft-fp.h> |
| 7 | #include <math-emu/double.h> |
| 8 | |
| 9 | void fd2ui_z(void *ft, void *fa) |
| 10 | { |
| 11 | unsigned int r; |
| 12 | |
| 13 | FP_DECL_D(A); |
| 14 | FP_DECL_EX; |
| 15 | |
| 16 | FP_UNPACK_DP(A, fa); |
| 17 | |
| 18 | if (A_c == FP_CLS_INF) { |
| 19 | *(unsigned int *)ft = (A_s == 0) ? 0xffffffff : 0x00000000; |
| 20 | __FPU_FPCSR |= FP_EX_INVALID; |
| 21 | } else if (A_c == FP_CLS_NAN) { |
| 22 | *(unsigned int *)ft = 0xffffffff; |
| 23 | __FPU_FPCSR |= FP_EX_INVALID; |
| 24 | } else { |
| 25 | FP_TO_INT_D(r, A, 32, 0); |
| 26 | __FPU_FPCSR |= FP_CUR_EXCEPTIONS; |
| 27 | *(unsigned int *)ft = r; |
| 28 | } |
| 29 | |
| 30 | } |