mirror of
git://git.musl-libc.org/musl
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139 lines
3.8 KiB
C
139 lines
3.8 KiB
C
#define __SYSCALL_LL_E(x) \
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((union { long long ll; long l[2]; }){ .ll = x }).l[0], \
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((union { long long ll; long l[2]; }){ .ll = x }).l[1]
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#define __SYSCALL_LL_O(x) 0, __SYSCALL_LL_E((x))
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#define __SYSCALL_SSLEN 8
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#ifndef __clang__
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static __inline long __syscall0(long n)
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{
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register unsigned long r12 __asm__("r12") = n;
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register unsigned long r3 __asm__("r3");
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__asm__ __volatile__ ("brki r14, 0x8" : "=r"(r3)
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: "r"(r12)
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: "memory");
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return r3;
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}
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static inline long __syscall1(long n, long a)
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{
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register unsigned long r12 __asm__("r12") = n;
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register unsigned long r3 __asm__("r3");
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register unsigned long r5 __asm__("r5") = a;
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__asm__ __volatile__ ("brki r14, 0x8" : "=r"(r3)
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: "r"(r12), "r"(r5)
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: "memory");
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return r3;
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}
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static inline long __syscall2(long n, long a, long b)
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{
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register unsigned long r12 __asm__("r12") = n;
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register unsigned long r3 __asm__("r3");
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register unsigned long r5 __asm__("r5") = a;
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register unsigned long r6 __asm__("r6") = b;
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__asm__ __volatile__ ("brki r14, 0x8" : "=r"(r3)
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: "r"(r12), "r"(r5), "r"(r6)
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: "memory");
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return r3;
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}
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static inline long __syscall3(long n, long a, long b, long c)
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{
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register unsigned long r12 __asm__("r12") = n;
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register unsigned long r3 __asm__("r3");
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register unsigned long r5 __asm__("r5") = a;
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register unsigned long r6 __asm__("r6") = b;
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register unsigned long r7 __asm__("r7") = c;
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__asm__ __volatile__ ("brki r14, 0x8" : "=r"(r3)
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: "r"(r12), "r"(r5), "r"(r6), "r"(r7)
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: "memory");
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return r3;
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}
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static inline long __syscall4(long n, long a, long b, long c, long d)
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{
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register unsigned long r12 __asm__("r12") = n;
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register unsigned long r3 __asm__("r3");
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register unsigned long r5 __asm__("r5") = a;
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register unsigned long r6 __asm__("r6") = b;
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register unsigned long r7 __asm__("r7") = c;
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register unsigned long r8 __asm__("r8") = d;
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__asm__ __volatile__ ("brki r14, 0x8" : "=r"(r3)
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: "r"(r12), "r"(r5), "r"(r6), "r"(r7), "r"(r8)
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: "memory");
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return r3;
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}
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static inline long __syscall5(long n, long a, long b, long c, long d, long e)
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{
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register unsigned long r12 __asm__("r12") = n;
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register unsigned long r3 __asm__("r3");
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register unsigned long r5 __asm__("r5") = a;
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register unsigned long r6 __asm__("r6") = b;
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register unsigned long r7 __asm__("r7") = c;
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register unsigned long r8 __asm__("r8") = d;
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register unsigned long r9 __asm__("r9") = e;
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__asm__ __volatile__ ("brki r14, 0x8" : "=r"(r3)
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: "r"(r12), "r"(r5), "r"(r6), "r"(r7), "r"(r8), "r"(r9)
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: "memory");
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return r3;
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}
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static inline long __syscall6(long n, long a, long b, long c, long d, long e, long f)
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{
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register unsigned long r12 __asm__("r12") = n;
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register unsigned long r3 __asm__("r3");
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register unsigned long r5 __asm__("r5") = a;
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register unsigned long r6 __asm__("r6") = b;
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register unsigned long r7 __asm__("r7") = c;
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register unsigned long r8 __asm__("r8") = d;
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register unsigned long r9 __asm__("r9") = e;
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register unsigned long r10 __asm__("r10") = f;
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__asm__ __volatile__ ("brki r14, 0x8" : "=r"(r3)
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: "r"(r12), "r"(r5), "r"(r6), "r"(r7), "r"(r8), "r"(r9), "r"(r10)
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: "memory");
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return r3;
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}
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#else
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static inline long __syscall0(long n)
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{
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return (__syscall)(n);
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}
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static inline long __syscall1(long n, long a)
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{
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return (__syscall)(n, a);
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}
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static inline long __syscall2(long n, long a, long b)
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{
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return (__syscall)(n, a, b);
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}
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static inline long __syscall3(long n, long a, long b, long c)
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{
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return (__syscall)(n, a, b, c);
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}
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static inline long __syscall4(long n, long a, long b, long c, long d)
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{
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return (__syscall)(n, a, b, c, d);
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}
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static inline long __syscall5(long n, long a, long b, long c, long d, long e)
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{
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return (__syscall)(n, a, b, c, d, e);
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}
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static inline long __syscall6(long n, long a, long b, long c, long d, long e, long f)
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{
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return (__syscall)(n, a, b, c, d, e, f);
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}
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#endif
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