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#define __SYSCALL_LL_E(x) \
((union { long long ll; long l[2]; }){ .ll = x }).l[0], \
((union { long long ll; long l[2]; }){ .ll = x }).l[1]
#define __SYSCALL_LL_O(x) 0, __SYSCALL_LL_E((x))
long (__syscall)(long, ...);
#ifndef __clang__
#define __asm_syscall(...) do { \
register long r2 __asm__("$2"); \
__asm__ __volatile__ ( \
"addu $2,$0,%2 ; syscall" \
: "=&r"(r2), "=r"(r7) : "ir"(n), __VA_ARGS__, "0"(r2), "1"(r7) \
: "$1", "$3", "$8", "$9", "$10", "$11", "$12", "$13", \
"$14", "$15", "$24", "$25", "hi", "lo", "memory"); \
return r7 ? -r2 : r2; \
} while (0)
static inline long __syscall0(long n)
{
register long r7 __asm__("$7");
__asm_syscall("i"(0));
}
static inline long __syscall1(long n, long a)
{
register long r4 __asm__("$4") = a;
register long r7 __asm__("$7");
__asm_syscall("r"(r4));
}
static inline long __syscall2(long n, long a, long b)
{
register long r4 __asm__("$4") = a;
register long r5 __asm__("$5") = b;
register long r7 __asm__("$7");
__asm_syscall("r"(r4), "r"(r5));
}
static inline long __syscall3(long n, long a, long b, long c)
{
register long r4 __asm__("$4") = a;
register long r5 __asm__("$5") = b;
register long r6 __asm__("$6") = c;
register long r7 __asm__("$7");
__asm_syscall("r"(r4), "r"(r5), "r"(r6));
}
static inline long __syscall4(long n, long a, long b, long c, long d)
{
register long r4 __asm__("$4") = a;
register long r5 __asm__("$5") = b;
register long r6 __asm__("$6") = c;
register long r7 __asm__("$7") = d;
__asm_syscall("r"(r4), "r"(r5), "r"(r6));
}
#else
static inline long __syscall0(long n)
{
return (__syscall)(n);
}
static inline long __syscall1(long n, long a)
{
return (__syscall)(n, a);
}
static inline long __syscall2(long n, long a, long b)
{
return (__syscall)(n, a, b);
}
static inline long __syscall3(long n, long a, long b, long c)
{
return (__syscall)(n, a, b, c);
}
static inline long __syscall4(long n, long a, long b, long c, long d)
{
return (__syscall)(n, a, b, c, d);
}
#endif
static inline long __syscall5(long n, long a, long b, long c, long d, long e)
{
return (__syscall)(n, a, b, c, d, e);
}
static inline long __syscall6(long n, long a, long b, long c, long d, long e, long f)
{
return (__syscall)(n, a, b, c, d, e, f);
}
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