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| // SPDX-License-Identifier: GPL-2.0
| // Copyright (C) 2005-2018 Andes Technology Corporation
| #include <linux/uaccess.h>
|
| #include <asm/sfp-machine.h>
| #include <math-emu/soft-fp.h>
| #include <math-emu/double.h>
| void fsubd(void *ft, void *fa, void *fb)
| {
|
| FP_DECL_D(A);
| FP_DECL_D(B);
| FP_DECL_D(R);
| FP_DECL_EX;
|
| FP_UNPACK_DP(A, fa);
| FP_UNPACK_DP(B, fb);
|
| if (B_c != FP_CLS_NAN)
| B_s ^= 1;
|
| FP_ADD_D(R, A, B);
|
| FP_PACK_DP(ft, R);
|
| __FPU_FPCSR |= FP_CUR_EXCEPTIONS;
| }
|
|
