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author | David S. Miller <davem@davemloft.net> | 2019-06-07 20:00:14 +0200 |
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committer | David S. Miller <davem@davemloft.net> | 2019-06-07 20:00:14 +0200 |
commit | a6cdeeb16bff89c8486324f53577db058cbe81ba (patch) | |
tree | de2d38e10f5768bdf1d2902112a4803d0ae767f3 /arch/nds32/math-emu/fs2siz.c | |
parent | Merge branch 'Xilinx-axienet-driver-updates' (diff) | |
parent | Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net (diff) | |
download | linux-a6cdeeb16bff89c8486324f53577db058cbe81ba.tar.xz linux-a6cdeeb16bff89c8486324f53577db058cbe81ba.zip |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Some ISDN files that got removed in net-next had some changes
done in mainline, take the removals.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/nds32/math-emu/fs2siz.c')
-rw-r--r-- | arch/nds32/math-emu/fs2siz.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/nds32/math-emu/fs2siz.c b/arch/nds32/math-emu/fs2siz.c new file mode 100644 index 000000000000..1c2b99ce3e38 --- /dev/null +++ b/arch/nds32/math-emu/fs2siz.c @@ -0,0 +1,29 @@ +// SPDX-License-Identifier: GPL-2.0 +// Copyright (C) 2005-2019 Andes Technology Corporation +#include <linux/uaccess.h> + +#include <asm/sfp-machine.h> +#include <math-emu/soft-fp.h> +#include <math-emu/single.h> + +void fs2si_z(void *ft, void *fa) +{ + int r; + + FP_DECL_S(A); + FP_DECL_EX; + + FP_UNPACK_SP(A, fa); + + if (A_c == FP_CLS_INF) { + *(int *)ft = (A_s == 0) ? 0x7fffffff : 0x80000000; + __FPU_FPCSR |= FP_EX_INVALID; + } else if (A_c == FP_CLS_NAN) { + *(int *)ft = 0xffffffff; + __FPU_FPCSR |= FP_EX_INVALID; + } else { + FP_TO_INT_S(r, A, 32, 1); + __FPU_FPCSR |= FP_CUR_EXCEPTIONS; + *(int *)ft = r; + } +} |