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1 #define __SYSCALL_LL_E(x) \ | 1 #define __SYSCALL_LL_E(x) \ |
2 ((union { long long ll; long l[2]; }){ .ll = x }).l[0], \ | 2 ((union { \ |
3 ((union { long long ll; long l[2]; }){ .ll = x }).l[1] | 3 long long ll; \ |
| 4 long l[2]; \ |
| 5 }){.ll = x}) \ |
| 6 .l[0], \ |
| 7 ((union { \ |
| 8 long long ll; \ |
| 9 long l[2]; \ |
| 10 }){.ll = x}) \ |
| 11 .l[1] |
4 #define __SYSCALL_LL_O(x) 0, __SYSCALL_LL_E((x)) | 12 #define __SYSCALL_LL_O(x) 0, __SYSCALL_LL_E((x)) |
5 | 13 |
6 #define __asm_syscall(...) do { \ | 14 #define __asm_syscall(...) \ |
7 » __asm__ __volatile__ ( "svc 0" \ | 15 do { \ |
8 » : "=r"(r0) : __VA_ARGS__ : "memory"); \ | 16 __asm__ __volatile__("svc 0" : "=r"(r0) : __VA_ARGS__ : "memory"); \ |
9 » return r0; \ | 17 return r0; \ |
10 » } while (0) | 18 } while (0) |
11 | 19 |
12 static inline long __syscall0(long n) | 20 static inline long __syscall0(long n) { |
13 { | 21 register long r7 __asm__("r7") = n; |
14 » register long r7 __asm__("r7") = n; | 22 register long r0 __asm__("r0"); |
15 » register long r0 __asm__("r0"); | 23 __asm_syscall("r"(r7)); |
16 » __asm_syscall("r"(r7)); | |
17 } | 24 } |
18 | 25 |
19 static inline long __syscall1(long n, long a) | 26 static inline long __syscall1(long n, long a) { |
20 { | 27 register long r7 __asm__("r7") = n; |
21 » register long r7 __asm__("r7") = n; | 28 register long r0 __asm__("r0") = a; |
22 » register long r0 __asm__("r0") = a; | 29 __asm_syscall("r"(r7), "0"(r0)); |
23 » __asm_syscall("r"(r7), "0"(r0)); | |
24 } | 30 } |
25 | 31 |
26 static inline long __syscall2(long n, long a, long b) | 32 static inline long __syscall2(long n, long a, long b) { |
27 { | 33 register long r7 __asm__("r7") = n; |
28 » register long r7 __asm__("r7") = n; | 34 register long r0 __asm__("r0") = a; |
29 » register long r0 __asm__("r0") = a; | 35 register long r1 __asm__("r1") = b; |
30 » register long r1 __asm__("r1") = b; | 36 __asm_syscall("r"(r7), "0"(r0), "r"(r1)); |
31 » __asm_syscall("r"(r7), "0"(r0), "r"(r1)); | |
32 } | 37 } |
33 | 38 |
34 static inline long __syscall3(long n, long a, long b, long c) | 39 static inline long __syscall3(long n, long a, long b, long c) { |
35 { | 40 register long r7 __asm__("r7") = n; |
36 » register long r7 __asm__("r7") = n; | 41 register long r0 __asm__("r0") = a; |
37 » register long r0 __asm__("r0") = a; | 42 register long r1 __asm__("r1") = b; |
38 » register long r1 __asm__("r1") = b; | 43 register long r2 __asm__("r2") = c; |
39 » register long r2 __asm__("r2") = c; | 44 __asm_syscall("r"(r7), "0"(r0), "r"(r1), "r"(r2)); |
40 » __asm_syscall("r"(r7), "0"(r0), "r"(r1), "r"(r2)); | |
41 } | 45 } |
42 | 46 |
43 static inline long __syscall4(long n, long a, long b, long c, long d) | 47 static inline long __syscall4(long n, long a, long b, long c, long d) { |
44 { | 48 register long r7 __asm__("r7") = n; |
45 » register long r7 __asm__("r7") = n; | 49 register long r0 __asm__("r0") = a; |
46 » register long r0 __asm__("r0") = a; | 50 register long r1 __asm__("r1") = b; |
47 » register long r1 __asm__("r1") = b; | 51 register long r2 __asm__("r2") = c; |
48 » register long r2 __asm__("r2") = c; | 52 register long r3 __asm__("r3") = d; |
49 » register long r3 __asm__("r3") = d; | 53 __asm_syscall("r"(r7), "0"(r0), "r"(r1), "r"(r2), "r"(r3)); |
50 » __asm_syscall("r"(r7), "0"(r0), "r"(r1), "r"(r2), "r"(r3)); | |
51 } | 54 } |
52 | 55 |
53 static inline long __syscall5(long n, long a, long b, long c, long d, long e) | 56 static inline long __syscall5(long n, long a, long b, long c, long d, long e) { |
54 { | 57 register long r7 __asm__("r7") = n; |
55 » register long r7 __asm__("r7") = n; | 58 register long r0 __asm__("r0") = a; |
56 » register long r0 __asm__("r0") = a; | 59 register long r1 __asm__("r1") = b; |
57 » register long r1 __asm__("r1") = b; | 60 register long r2 __asm__("r2") = c; |
58 » register long r2 __asm__("r2") = c; | 61 register long r3 __asm__("r3") = d; |
59 » register long r3 __asm__("r3") = d; | 62 register long r4 __asm__("r4") = e; |
60 » register long r4 __asm__("r4") = e; | 63 __asm_syscall("r"(r7), "0"(r0), "r"(r1), "r"(r2), "r"(r3), "r"(r4)); |
61 » __asm_syscall("r"(r7), "0"(r0), "r"(r1), "r"(r2), "r"(r3), "r"(r4)); | |
62 } | 64 } |
63 | 65 |
64 static inline long __syscall6(long n, long a, long b, long c, long d, long e, lo
ng f) | 66 static inline long |
65 { | 67 __syscall6(long n, long a, long b, long c, long d, long e, long f) { |
66 » register long r7 __asm__("r7") = n; | 68 register long r7 __asm__("r7") = n; |
67 » register long r0 __asm__("r0") = a; | 69 register long r0 __asm__("r0") = a; |
68 » register long r1 __asm__("r1") = b; | 70 register long r1 __asm__("r1") = b; |
69 » register long r2 __asm__("r2") = c; | 71 register long r2 __asm__("r2") = c; |
70 » register long r3 __asm__("r3") = d; | 72 register long r3 __asm__("r3") = d; |
71 » register long r4 __asm__("r4") = e; | 73 register long r4 __asm__("r4") = e; |
72 » register long r5 __asm__("r5") = f; | 74 register long r5 __asm__("r5") = f; |
73 » __asm_syscall("r"(r7), "0"(r0), "r"(r1), "r"(r2), "r"(r3), "r"(r4), "r"(
r5)); | 75 __asm_syscall("r"(r7), "0"(r0), "r"(r1), "r"(r2), "r"(r3), "r"(r4), "r"(r5)); |
74 } | 76 } |
75 | 77 |
76 #define VDSO_USEFUL | 78 #define VDSO_USEFUL |
77 #define VDSO_CGT_SYM "__vdso_clock_gettime" | 79 #define VDSO_CGT_SYM "__vdso_clock_gettime" |
78 #define VDSO_CGT_VER "LINUX_2.6" | 80 #define VDSO_CGT_VER "LINUX_2.6" |
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