mirror of git://git.musl-libc.org/musl
58 lines
1.9 KiB
C
58 lines
1.9 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) __SYSCALL_LL_E((x))
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static inline long __syscall0(long n)
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{
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unsigned long __ret;
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__asm__ __volatile__ (".hidden __vsyscall ; call __vsyscall" : "=a"(__ret) : "a"(n) : "memory");
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return __ret;
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}
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static inline long __syscall1(long n, long a1)
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{
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unsigned long __ret;
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__asm__ __volatile__ (".hidden __vsyscall ; call __vsyscall" : "=a"(__ret) : "a"(n), "d"(a1) : "memory");
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return __ret;
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}
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static inline long __syscall2(long n, long a1, long a2)
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{
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unsigned long __ret;
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__asm__ __volatile__ (".hidden __vsyscall ; call __vsyscall" : "=a"(__ret) : "a"(n), "d"(a1), "c"(a2) : "memory");
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return __ret;
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}
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static inline long __syscall3(long n, long a1, long a2, long a3)
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{
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unsigned long __ret;
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__asm__ __volatile__ (".hidden __vsyscall ; call __vsyscall" : "=a"(__ret) : "a"(n), "d"(a1), "c"(a2), "D"(a3) : "memory");
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return __ret;
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}
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static inline long __syscall4(long n, long a1, long a2, long a3, long a4)
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{
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unsigned long __ret;
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__asm__ __volatile__ (".hidden __vsyscall ; call __vsyscall" : "=a"(__ret) : "a"(n), "d"(a1), "c"(a2), "D"(a3), "S"(a4) : "memory");
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return __ret;
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}
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static inline long __syscall5(long n, long a1, long a2, long a3, long a4, long a5)
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{
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unsigned long __ret;
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__asm__ __volatile__ ("push %6 ; .hidden __vsyscall ; call __vsyscall ; add $4,%%esp" : "=a"(__ret) : "a"(n), "d"(a1), "c"(a2), "D"(a3), "S"(a4), "g"(a5) : "memory");
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return __ret;
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}
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static inline long __syscall6(long n, long a1, long a2, long a3, long a4, long a5, long a6)
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{
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unsigned long __ret;
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__asm__ __volatile__ ("push %6 ; .hidden __vsyscall6 ; call __vsyscall6 ; add $4,%%esp" : "=a"(__ret) : "a"(n), "d"(a1), "c"(a2), "D"(a3), "S"(a4), "g"(0+(long[]){a5, a6}) : "memory");
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return __ret;
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}
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#define VDSO_USEFUL
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#define VDSO_CGT_SYM "__vdso_clock_gettime"
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#define VDSO_CGT_VER "LINUX_2.6"
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