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author | 2019-07-11 15:14:16 +0200 | |
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committer | 2019-07-11 15:14:16 +0200 | |
commit | a45ff5994c9cde41af627c46abb9f32beae68943 (patch) | |
tree | b726cc506ed1b01484f183ab2679cdd618e1e9b1 /arch/nds32/math-emu/fui2d.c | |
parent | Documentation: virtual: Add toctree hooks (diff) | |
parent | KVM: arm/arm64: Initialise host's MPIDRs by reading the actual register (diff) | |
download | linux-dev-a45ff5994c9cde41af627c46abb9f32beae68943.tar.xz linux-dev-a45ff5994c9cde41af627c46abb9f32beae68943.zip |
Merge tag 'kvm-arm-for-5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD
KVM/arm updates for 5.3
- Add support for chained PMU counters in guests
- Improve SError handling
- Handle Neoverse N1 erratum #1349291
- Allow side-channel mitigation status to be migrated
- Standardise most AArch64 system register accesses to msr_s/mrs_s
- Fix host MPIDR corruption on 32bit
Diffstat (limited to 'arch/nds32/math-emu/fui2d.c')
-rw-r--r-- | arch/nds32/math-emu/fui2d.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/arch/nds32/math-emu/fui2d.c b/arch/nds32/math-emu/fui2d.c new file mode 100644 index 000000000000..9689d33a8d50 --- /dev/null +++ b/arch/nds32/math-emu/fui2d.c @@ -0,0 +1,22 @@ +// 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/double.h> + +void fui2d(void *ft, void *fa) +{ + unsigned int a = *(unsigned int *)fa; + + FP_DECL_D(R); + FP_DECL_EX; + + FP_FROM_INT_D(R, a, 32, int); + + FP_PACK_DP(ft, R); + + __FPU_FPCSR |= FP_CUR_EXCEPTIONS; + +} |