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| author | Pablo Neira Ayuso <pablo@netfilter.org> | 2019-06-25 02:32:59 +0300 |
|---|---|---|
| committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2019-06-25 02:32:59 +0300 |
| commit | 1c5ba67d2277ac2faf37c61076e8b5fa312be492 (patch) | |
| tree | a645a1a2f7aea7faafcd67c6ba1bfd424b95cd7d /arch/nds32/math-emu/fs2si.c | |
| parent | dbb5281a1f84b2f93032d4864c211ce8a20811a7 (diff) | |
| parent | 045df37e743c7448931131988e99e8fe0cc92a54 (diff) | |
| download | linux-1c5ba67d2277ac2faf37c61076e8b5fa312be492.tar.xz | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next
Resolve conflict between d2912cb15bdd ("treewide: Replace GPLv2
boilerplate/reference with SPDX - rule 500") removing the GPL disclaimer
and fe03d4745675 ("Update my email address") which updates Jozsef
Kadlecsik's email.
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'arch/nds32/math-emu/fs2si.c')
| -rw-r--r-- | arch/nds32/math-emu/fs2si.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/nds32/math-emu/fs2si.c b/arch/nds32/math-emu/fs2si.c new file mode 100644 index 000000000000..b4931d60980e --- /dev/null +++ b/arch/nds32/math-emu/fs2si.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(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_ROUND_S(r, A, 32, 1); + __FPU_FPCSR |= FP_CUR_EXCEPTIONS; + *(int *)ft = r; + } +} |