mirror of
https://github.com/xemu-project/xemu.git
synced 2024-11-30 15:00:34 +00:00
d9cb433615
commit a188339ca5a396acc588e5851ed7e19f66b0ebd9 Signed-off-by: Cornelia Huck <cohuck@redhat.com>
54 lines
1.5 KiB
C
54 lines
1.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
|
|
/* Copyright (C) 2017-2018 ARM Limited */
|
|
|
|
/*
|
|
* For use by other UAPI headers only.
|
|
* Do not make direct use of header or its definitions.
|
|
*/
|
|
|
|
#ifndef __ASM_SVE_CONTEXT_H
|
|
#define __ASM_SVE_CONTEXT_H
|
|
|
|
#include <linux/types.h>
|
|
|
|
#define __SVE_VQ_BYTES 16 /* number of bytes per quadword */
|
|
|
|
#define __SVE_VQ_MIN 1
|
|
#define __SVE_VQ_MAX 512
|
|
|
|
#define __SVE_VL_MIN (__SVE_VQ_MIN * __SVE_VQ_BYTES)
|
|
#define __SVE_VL_MAX (__SVE_VQ_MAX * __SVE_VQ_BYTES)
|
|
|
|
#define __SVE_NUM_ZREGS 32
|
|
#define __SVE_NUM_PREGS 16
|
|
|
|
#define __sve_vl_valid(vl) \
|
|
((vl) % __SVE_VQ_BYTES == 0 && \
|
|
(vl) >= __SVE_VL_MIN && \
|
|
(vl) <= __SVE_VL_MAX)
|
|
|
|
#define __sve_vq_from_vl(vl) ((vl) / __SVE_VQ_BYTES)
|
|
#define __sve_vl_from_vq(vq) ((vq) * __SVE_VQ_BYTES)
|
|
|
|
#define __SVE_ZREG_SIZE(vq) ((__u32)(vq) * __SVE_VQ_BYTES)
|
|
#define __SVE_PREG_SIZE(vq) ((__u32)(vq) * (__SVE_VQ_BYTES / 8))
|
|
#define __SVE_FFR_SIZE(vq) __SVE_PREG_SIZE(vq)
|
|
|
|
#define __SVE_ZREGS_OFFSET 0
|
|
#define __SVE_ZREG_OFFSET(vq, n) \
|
|
(__SVE_ZREGS_OFFSET + __SVE_ZREG_SIZE(vq) * (n))
|
|
#define __SVE_ZREGS_SIZE(vq) \
|
|
(__SVE_ZREG_OFFSET(vq, __SVE_NUM_ZREGS) - __SVE_ZREGS_OFFSET)
|
|
|
|
#define __SVE_PREGS_OFFSET(vq) \
|
|
(__SVE_ZREGS_OFFSET + __SVE_ZREGS_SIZE(vq))
|
|
#define __SVE_PREG_OFFSET(vq, n) \
|
|
(__SVE_PREGS_OFFSET(vq) + __SVE_PREG_SIZE(vq) * (n))
|
|
#define __SVE_PREGS_SIZE(vq) \
|
|
(__SVE_PREG_OFFSET(vq, __SVE_NUM_PREGS) - __SVE_PREGS_OFFSET(vq))
|
|
|
|
#define __SVE_FFR_OFFSET(vq) \
|
|
(__SVE_PREGS_OFFSET(vq) + __SVE_PREGS_SIZE(vq))
|
|
|
|
#endif /* ! _UAPI__ASM_SVE_CONTEXT_H */
|