risu_reginfo_aarch64.h

/******************************************************************************
 * Copyright (c) 2013 Linaro Limited
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     Claudio Fontana (Linaro) - initial implementation
 *     based on Peter Maydell's risu_arm.c
 *****************************************************************************/

#ifndef RISU_REGINFO_AARCH64_H
#define RISU_REGINFO_AARCH64_H

#include <signal.h> /* for SVE_MAGIC */

struct simd_reginfo {
    __uint128_t vregs[32];
    char end[0];
};

#ifdef SVE_MAGIC
struct sve_reginfo {
    /* SVE */
    uint16_t    vl; /* current VL */
    __uint128_t zregs[SVE_NUM_ZREGS][SVE_VQ_MAX];
    uint16_t    pregs[SVE_NUM_PREGS][SVE_VQ_MAX];
    uint16_t    ffr[SVE_VQ_MAX];
    char end[0];
};
#endif

/* The kernel headers set this based on future arch extensions.
   The current arch maximum is 16.  Save space below.  */
#undef SVE_VQ_MAX
#define SVE_VQ_MAX 16

struct reginfo {
    uint64_t fault_address;
    uint64_t regs[31];
    uint64_t sp;
    uint64_t pc;
    uint32_t flags;
    uint32_t faulting_insn;

    /* FP/SIMD */
    uint32_t fpsr;
    uint32_t fpcr;

    union {
        struct simd_reginfo simd;
#ifdef SVE_MAGIC
        struct sve_reginfo sve;
#endif
    };
};

#endif /* RISU_REGINFO_AARCH64_H */