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144 lines
2.9 KiB
144 lines
2.9 KiB
#if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
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|| defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
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#if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
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#define MINSIGSTKSZ 4096
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#define SIGSTKSZ 16384
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#endif
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#if defined(_GNU_SOURCE)
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#define LARCH_NGREG 32
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#define LARCH_REG_RA 1
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#define LARCH_REG_SP 3
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#define LARCH_REG_S0 23
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#define LARCH_REG_S1 24
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#define LARCH_REG_A0 4
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#define LARCH_REG_S2 25
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#define LARCH_REG_NARGS 8
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#endif
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#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
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#define SC_USED_FP (1U << 0)
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#define SC_ADDRERR_RD (1U << 30)
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#define SC_ADDRERR_WR (1U << 31)
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typedef unsigned long greg_t, gregset_t[32];
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struct sigcontext {
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unsigned long sc_pc;
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unsigned long sc_regs[32];
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unsigned sc_flags;
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unsigned long sc_extcontext[] __attribute__((__aligned__(16)));
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};
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#define CONTEXT_INFO_ALIGN 16
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struct sctx_info {
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unsigned magic;
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unsigned size;
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unsigned long padding;
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};
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#define FPU_CTX_MAGIC 0x46505501
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#define FPU_CTX_ALIGN 8
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struct fpu_context {
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unsigned long regs[32];
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unsigned long fcc;
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unsigned fcsr;
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};
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#define LSX_CTX_MAGIC 0x53580001
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#define LSX_CTX_ALIGN 16
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struct lsx_context {
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unsigned long regs[2*32];
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unsigned long fcc;
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unsigned fcsr;
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};
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#define LASX_CTX_MAGIC 0x41535801
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#define LASX_CTX_ALIGN 32
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struct lasx_context {
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unsigned long regs[4*32];
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unsigned long fcc;
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unsigned fcsr;
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};
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#define LBT_CTX_MAGIC 0x42540001
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#define LBT_CTX_ALIGN 8
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struct lbt_context {
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unsigned long regs[4];
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unsigned eflags;
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unsigned ftop;
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};
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#endif
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typedef struct {
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unsigned long __pc;
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unsigned long __gregs[32];
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unsigned __flags;
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unsigned long __extcontext[] __attribute__((__aligned__(16)));
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} mcontext_t;
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struct sigaltstack {
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void *ss_sp;
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int ss_flags;
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size_t ss_size;
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};
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typedef struct __ucontext
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{
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unsigned long uc_flags;
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struct __ucontext *uc_link;
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stack_t uc_stack;
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sigset_t uc_sigmask;
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long __uc_pad;
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mcontext_t uc_mcontext;
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} ucontext_t;
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#define __uc_flags uc_flags
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#define SA_NOCLDSTOP 1
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#define SA_NOCLDWAIT 2
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#define SA_SIGINFO 4
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#define SA_ONSTACK 0x08000000
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#define SA_RESTART 0x10000000
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#define SA_NODEFER 0x40000000
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#define SA_RESETHAND 0x80000000
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#endif
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#define SIGHUP 1
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#define SIGINT 2
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#define SIGQUIT 3
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#define SIGILL 4
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#define SIGTRAP 5
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#define SIGABRT 6
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#define SIGIOT SIGABRT
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#define SIGBUS 7
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#define SIGFPE 8
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#define SIGKILL 9
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#define SIGUSR1 10
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#define SIGSEGV 11
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#define SIGUSR2 12
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#define SIGPIPE 13
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#define SIGALRM 14
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#define SIGTERM 15
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#define SIGSTKFLT 16
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#define SIGCHLD 17
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#define SIGCONT 18
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#define SIGSTOP 19
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#define SIGTSTP 20
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#define SIGTTIN 21
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#define SIGTTOU 22
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#define SIGURG 23
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#define SIGXCPU 24
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#define SIGXFSZ 25
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#define SIGVTALRM 26
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#define SIGPROF 27
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#define SIGWINCH 28
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#define SIGIO 29
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#define SIGPOLL SIGIO
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#define SIGPWR 30
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#define SIGSYS 31
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#define SIGUNUSED SIGSYS
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#define _NSIG 65
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