| #define __SYSCALL_LL_E(x) (x) |
| #define __SYSCALL_LL_O(x) (x) |
| |
| #define __asm_syscall(ret, ...) do { \ |
| __asm__ __volatile__ ("svc 0\n" \ |
| : ret : __VA_ARGS__ : "memory"); \ |
| return r2; \ |
| } while (0) |
| |
| static inline long __syscall0(long n) |
| { |
| register long r1 __asm__("r1") = n; |
| register long r2 __asm__("r2"); |
| __asm_syscall("=r"(r2), "r"(r1)); |
| } |
| |
| static inline long __syscall1(long n, long a) |
| { |
| register long r1 __asm__("r1") = n; |
| register long r2 __asm__("r2") = a; |
| __asm_syscall("+r"(r2), "r"(r1)); |
| } |
| |
| static inline long __syscall2(long n, long a, long b) |
| { |
| register long r1 __asm__("r1") = n; |
| register long r2 __asm__("r2") = a; |
| register long r3 __asm__("r3") = b; |
| __asm_syscall("+r"(r2), "r"(r1), "r"(r3)); |
| } |
| |
| static inline long __syscall3(long n, long a, long b, long c) |
| { |
| register long r1 __asm__("r1") = n; |
| register long r2 __asm__("r2") = a; |
| register long r3 __asm__("r3") = b; |
| register long r4 __asm__("r4") = c; |
| __asm_syscall("+r"(r2), "r"(r1), "r"(r3), "r"(r4)); |
| } |
| |
| static inline long __syscall4(long n, long a, long b, long c, long d) |
| { |
| register long r1 __asm__("r1") = n; |
| register long r2 __asm__("r2") = a; |
| register long r3 __asm__("r3") = b; |
| register long r4 __asm__("r4") = c; |
| register long r5 __asm__("r5") = d; |
| __asm_syscall("+r"(r2), "r"(r1), "r"(r3), "r"(r4), "r"(r5)); |
| } |
| |
| static inline long __syscall5(long n, long a, long b, long c, long d, long e) |
| { |
| register long r1 __asm__("r1") = n; |
| register long r2 __asm__("r2") = a; |
| register long r3 __asm__("r3") = b; |
| register long r4 __asm__("r4") = c; |
| register long r5 __asm__("r5") = d; |
| register long r6 __asm__("r6") = e; |
| __asm_syscall("+r"(r2), "r"(r1), "r"(r3), "r"(r4), "r"(r5), "r"(r6)); |
| } |
| |
| static inline long __syscall6(long n, long a, long b, long c, long d, long e, long f) |
| { |
| if (n == SYS_mmap) return __syscall1(n, (long)(long[]){a,b,c,d,e,f}); |
| |
| register long r1 __asm__("r1") = n; |
| register long r2 __asm__("r2") = a; |
| register long r3 __asm__("r3") = b; |
| register long r4 __asm__("r4") = c; |
| register long r5 __asm__("r5") = d; |
| register long r6 __asm__("r6") = e; |
| register long r7 __asm__("r7") = f; |
| __asm_syscall("+r"(r2), "r"(r1), "r"(r3), "r"(r4), "r"(r5), "r"(r6), "r"(r7)); |
| } |