github.com/afumu/libc@v0.0.6/musl/arch/m68k/syscall_arch.h (about)

     1  #define __SYSCALL_LL_E(x) \
     2  ((union { long long ll; long l[2]; }){ .ll = x }).l[0], \
     3  ((union { long long ll; long l[2]; }){ .ll = x }).l[1]
     4  #define __SYSCALL_LL_O(x) __SYSCALL_LL_E((x))
     5  
     6  static __inline long __syscall0(long n)
     7  {
     8  	register unsigned long d0 __asm__("d0") = n;
     9  	__asm__ __volatile__ ("trap #0" : "+r"(d0)
    10  		:
    11  		: "memory");
    12  	return d0;
    13  }
    14  
    15  static inline long __syscall1(long n, long a)
    16  {
    17  	register unsigned long d0 __asm__("d0") = n;
    18  	register unsigned long d1 __asm__("d1") = a;
    19  	__asm__ __volatile__ ("trap #0" : "+r"(d0)
    20  		: "r"(d1)
    21  		: "memory");
    22  	return d0;
    23  }
    24  
    25  static inline long __syscall2(long n, long a, long b)
    26  {
    27  	register unsigned long d0 __asm__("d0") = n;
    28  	register unsigned long d1 __asm__("d1") = a;
    29  	register unsigned long d2 __asm__("d2") = b;
    30  	__asm__ __volatile__ ("trap #0" : "+r"(d0)
    31  		: "r"(d1), "r"(d2)
    32  		: "memory");
    33  	return d0;
    34  }
    35  
    36  static inline long __syscall3(long n, long a, long b, long c)
    37  {
    38  	register unsigned long d0 __asm__("d0") = n;
    39  	register unsigned long d1 __asm__("d1") = a;
    40  	register unsigned long d2 __asm__("d2") = b;
    41  	register unsigned long d3 __asm__("d3") = c;
    42  	__asm__ __volatile__ ("trap #0" : "+r"(d0)
    43  		: "r"(d1), "r"(d2), "r"(d3)
    44  		: "memory");
    45  	return d0;
    46  }
    47  
    48  static inline long __syscall4(long n, long a, long b, long c, long d)
    49  {
    50  	register unsigned long d0 __asm__("d0") = n;
    51  	register unsigned long d1 __asm__("d1") = a;
    52  	register unsigned long d2 __asm__("d2") = b;
    53  	register unsigned long d3 __asm__("d3") = c;
    54  	register unsigned long d4 __asm__("d4") = d;
    55  	__asm__ __volatile__ ("trap #0" : "+r"(d0)
    56  		: "r"(d1), "r"(d2), "r"(d3), "r"(d4)
    57  		: "memory");
    58  	return d0;
    59  }
    60  
    61  static inline long __syscall5(long n, long a, long b, long c, long d, long e)
    62  {
    63  	register unsigned long d0 __asm__("d0") = n;
    64  	register unsigned long d1 __asm__("d1") = a;
    65  	register unsigned long d2 __asm__("d2") = b;
    66  	register unsigned long d3 __asm__("d3") = c;
    67  	register unsigned long d4 __asm__("d4") = d;
    68  	register unsigned long d5 __asm__("d5") = e;
    69  	__asm__ __volatile__ ("trap #0" : "+r"(d0)
    70  		: "r"(d1), "r"(d2), "r"(d3), "r"(d4), "r"(d5)
    71  		: "memory");
    72  	return d0;
    73  }
    74  
    75  static inline long __syscall6(long n, long a, long b, long c, long d, long e, long f)
    76  {
    77  	register unsigned long d0 __asm__("d0") = n;
    78  	register unsigned long d1 __asm__("d1") = a;
    79  	register unsigned long d2 __asm__("d2") = b;
    80  	register unsigned long d3 __asm__("d3") = c;
    81  	register unsigned long d4 __asm__("d4") = d;
    82  	register unsigned long d5 __asm__("d5") = e;
    83  	register unsigned long a0 __asm__("a0") = f;
    84  	__asm__ __volatile__ ("trap #0" : "+r"(d0)
    85  		: "r"(d1), "r"(d2), "r"(d3), "r"(d4), "r"(d5), "r"(a0)
    86  		: "memory");
    87  	return d0;
    88  }
    89  
    90  #define SYSCALL_USE_SOCKETCALL
    91  #define SYSCALL_IPC_BROKEN_MODE