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/* SPDX-License-Identifier: GPL-2.0 */
/*
* FPU data structures
*
* Copyright IBM Corp. 2015
* Author(s): Hendrik Brueckner <brueckner@linux.vnet.ibm.com>
*/
#ifndef _ASM_S390_FPU_TYPES_H
#define _ASM_S390_FPU_TYPES_H
#include <asm/sigcontext.h>
struct fpu {
__u32 fpc; /* Floating-point control */
void *regs; /* Pointer to the current save area */
union {
/* Floating-point register save area */
freg_t fprs[__NUM_FPRS];
/* Vector register save area */
__vector128 vxrs[__NUM_VXRS];
};
};
/* In-kernel FPU state structure */
struct kernel_fpu {
int mask;
u32 fpc;
union {
freg_t fprs[__NUM_FPRS];
__vector128 vxrs[__NUM_VXRS];
};
};
#define DECLARE_KERNEL_FPU_ONSTACK(name) \
struct kernel_fpu name __uninitialized
#endif /* _ASM_S390_FPU_TYPES_H */
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