github.com/afumu/libc@v0.0.6/musl/arch/aarch64/bits/signal.h (about)

     1  #if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
     2   || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
     3  
     4  #if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
     5  #define MINSIGSTKSZ 6144
     6  #define SIGSTKSZ 12288
     7  #endif
     8  
     9  #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
    10  typedef unsigned long greg_t;
    11  typedef unsigned long gregset_t[34];
    12  
    13  typedef struct {
    14  	long double vregs[32];
    15  	unsigned int fpsr;
    16  	unsigned int fpcr;
    17  } fpregset_t;
    18  typedef struct sigcontext {
    19  	unsigned long fault_address;
    20  	unsigned long regs[31];
    21  	unsigned long sp, pc, pstate;
    22  	long double __reserved[256];
    23  } mcontext_t;
    24  
    25  #define FPSIMD_MAGIC 0x46508001
    26  #define ESR_MAGIC 0x45535201
    27  #define EXTRA_MAGIC 0x45585401
    28  #define SVE_MAGIC 0x53564501
    29  struct _aarch64_ctx {
    30  	unsigned int magic;
    31  	unsigned int size;
    32  };
    33  struct fpsimd_context {
    34  	struct _aarch64_ctx head;
    35  	unsigned int fpsr;
    36  	unsigned int fpcr;
    37  	long double vregs[32];
    38  };
    39  struct esr_context {
    40  	struct _aarch64_ctx head;
    41  	unsigned long esr;
    42  };
    43  struct extra_context {
    44  	struct _aarch64_ctx head;
    45  	unsigned long datap;
    46  	unsigned int size;
    47  	unsigned int __reserved[3];
    48  };
    49  struct sve_context {
    50  	struct _aarch64_ctx head;
    51  	unsigned short vl;
    52  	unsigned short __reserved[3];
    53  };
    54  #define SVE_VQ_BYTES		16
    55  #define SVE_VQ_MIN		1
    56  #define SVE_VQ_MAX		512
    57  #define SVE_VL_MIN		(SVE_VQ_MIN * SVE_VQ_BYTES)
    58  #define SVE_VL_MAX		(SVE_VQ_MAX * SVE_VQ_BYTES)
    59  #define SVE_NUM_ZREGS		32
    60  #define SVE_NUM_PREGS		16
    61  #define sve_vl_valid(vl) \
    62  	((vl) % SVE_VQ_BYTES == 0 && (vl) >= SVE_VL_MIN && (vl) <= SVE_VL_MAX)
    63  #define sve_vq_from_vl(vl)	((vl) / SVE_VQ_BYTES)
    64  #define sve_vl_from_vq(vq)	((vq) * SVE_VQ_BYTES)
    65  #define SVE_SIG_ZREG_SIZE(vq)	((unsigned)(vq) * SVE_VQ_BYTES)
    66  #define SVE_SIG_PREG_SIZE(vq)	((unsigned)(vq) * (SVE_VQ_BYTES / 8))
    67  #define SVE_SIG_FFR_SIZE(vq)	SVE_SIG_PREG_SIZE(vq)
    68  #define SVE_SIG_REGS_OFFSET					\
    69  	((sizeof(struct sve_context) + (SVE_VQ_BYTES - 1))	\
    70  		/ SVE_VQ_BYTES * SVE_VQ_BYTES)
    71  #define SVE_SIG_ZREGS_OFFSET	SVE_SIG_REGS_OFFSET
    72  #define SVE_SIG_ZREG_OFFSET(vq, n) \
    73  	(SVE_SIG_ZREGS_OFFSET + SVE_SIG_ZREG_SIZE(vq) * (n))
    74  #define SVE_SIG_ZREGS_SIZE(vq) \
    75  	(SVE_SIG_ZREG_OFFSET(vq, SVE_NUM_ZREGS) - SVE_SIG_ZREGS_OFFSET)
    76  #define SVE_SIG_PREGS_OFFSET(vq) \
    77  	(SVE_SIG_ZREGS_OFFSET + SVE_SIG_ZREGS_SIZE(vq))
    78  #define SVE_SIG_PREG_OFFSET(vq, n) \
    79  	(SVE_SIG_PREGS_OFFSET(vq) + SVE_SIG_PREG_SIZE(vq) * (n))
    80  #define SVE_SIG_PREGS_SIZE(vq) \
    81  	(SVE_SIG_PREG_OFFSET(vq, SVE_NUM_PREGS) - SVE_SIG_PREGS_OFFSET(vq))
    82  #define SVE_SIG_FFR_OFFSET(vq) \
    83  	(SVE_SIG_PREGS_OFFSET(vq) + SVE_SIG_PREGS_SIZE(vq))
    84  #define SVE_SIG_REGS_SIZE(vq) \
    85  	(SVE_SIG_FFR_OFFSET(vq) + SVE_SIG_FFR_SIZE(vq) - SVE_SIG_REGS_OFFSET)
    86  #define SVE_SIG_CONTEXT_SIZE(vq) (SVE_SIG_REGS_OFFSET + SVE_SIG_REGS_SIZE(vq))
    87  #else
    88  typedef struct {
    89  	long double __regs[18+256];
    90  } mcontext_t;
    91  #endif
    92  
    93  struct sigaltstack {
    94  	void *ss_sp;
    95  	int ss_flags;
    96  	size_t ss_size;
    97  };
    98  
    99  typedef struct __ucontext {
   100  	unsigned long uc_flags;
   101  	struct __ucontext *uc_link;
   102  	stack_t uc_stack;
   103  	sigset_t uc_sigmask;
   104  	mcontext_t uc_mcontext;
   105  } ucontext_t;
   106  
   107  #define SA_NOCLDSTOP  1
   108  #define SA_NOCLDWAIT  2
   109  #define SA_SIGINFO    4
   110  #define SA_ONSTACK    0x08000000
   111  #define SA_RESTART    0x10000000
   112  #define SA_NODEFER    0x40000000
   113  #define SA_RESETHAND  0x80000000
   114  #define SA_RESTORER   0x04000000
   115  
   116  #endif
   117  
   118  #define SIGHUP    1
   119  #define SIGINT    2
   120  #define SIGQUIT   3
   121  #define SIGILL    4
   122  #define SIGTRAP   5
   123  #define SIGABRT   6
   124  #define SIGIOT    SIGABRT
   125  #define SIGBUS    7
   126  #define SIGFPE    8
   127  #define SIGKILL   9
   128  #define SIGUSR1   10
   129  #define SIGSEGV   11
   130  #define SIGUSR2   12
   131  #define SIGPIPE   13
   132  #define SIGALRM   14
   133  #define SIGTERM   15
   134  #define SIGSTKFLT 16
   135  #define SIGCHLD   17
   136  #define SIGCONT   18
   137  #define SIGSTOP   19
   138  #define SIGTSTP   20
   139  #define SIGTTIN   21
   140  #define SIGTTOU   22
   141  #define SIGURG    23
   142  #define SIGXCPU   24
   143  #define SIGXFSZ   25
   144  #define SIGVTALRM 26
   145  #define SIGPROF   27
   146  #define SIGWINCH  28
   147  #define SIGIO     29
   148  #define SIGPOLL   29
   149  #define SIGPWR    30
   150  #define SIGSYS    31
   151  #define SIGUNUSED SIGSYS
   152  
   153  #define _NSIG 65