| OLD | NEW |
|---|
| (Empty) | |
| 1 #define __SYSCALL_LL_E(x) (x) |
| 2 #define __SYSCALL_LL_O(x) (x) |
| 3 |
| 4 #define __scc(X) sizeof(1?(X):0ULL) < 8 ? (unsigned long) (X) : (long long) (X) |
| 5 typedef long long syscall_arg_t; |
| 6 struct __timespec { long long tv_sec; long tv_nsec; }; |
| 7 struct __timespec_kernel { long long tv_sec; long long tv_nsec; }; |
| 8 #define __tsc(X) ((struct __timespec*)(unsigned long)(X)) |
| 9 #define __fixup(X) do { if(X) { \ |
| 10 ts->tv_sec = __tsc(X)->tv_sec; \ |
| 11 ts->tv_nsec = __tsc(X)->tv_nsec; \ |
| 12 (X) = (unsigned long)ts; } } while(0) |
| 13 #define __fixup_case_2 \ |
| 14 case SYS_nanosleep: \ |
| 15 __fixup(a1); break; \ |
| 16 case SYS_clock_settime: \ |
| 17 __fixup(a2); break; |
| 18 #define __fixup_case_3 \ |
| 19 case SYS_clock_nanosleep: case SYS_rt_sigtimedwait: case SYS_ppoll: \ |
| 20 __fixup(a3); break; \ |
| 21 case SYS_utimensat: \ |
| 22 if(a3) { \ |
| 23 ts[0].tv_sec = __tsc(a3)[0].tv_sec; \ |
| 24 ts[0].tv_nsec = __tsc(a3)[0].tv_nsec; \ |
| 25 ts[1].tv_sec = __tsc(a3)[1].tv_sec; \ |
| 26 ts[1].tv_nsec = __tsc(a3)[1].tv_nsec; \ |
| 27 a3 = (unsigned long)ts; \ |
| 28 } break; |
| 29 #define __fixup_case_4 \ |
| 30 case SYS_futex: \ |
| 31 if((a2 & (~128 /* FUTEX_PRIVATE_FLAG */)) == 0 /* FUTEX_WAIT */)
__fixup(a4); break; |
| 32 #define __fixup_case_5 \ |
| 33 case SYS_mq_timedsend: case SYS_mq_timedreceive: case SYS_pselect6: \ |
| 34 __fixup(a5); break; |
| 35 |
| 36 static __inline long __syscall0(long long n) |
| 37 { |
| 38 unsigned long ret; |
| 39 __asm__ __volatile__ ("syscall" : "=a"(ret) : "a"(n) : "rcx", "r11", "me
mory"); |
| 40 return ret; |
| 41 } |
| 42 |
| 43 static __inline long __syscall1(long long n, long long a1) |
| 44 { |
| 45 unsigned long ret; |
| 46 __asm__ __volatile__ ("syscall" : "=a"(ret) : "a"(n), "D"(a1) : "rcx", "
r11", "memory"); |
| 47 return ret; |
| 48 } |
| 49 |
| 50 static __inline long __syscall2(long long n, long long a1, long long a2) |
| 51 { |
| 52 unsigned long ret; |
| 53 struct __timespec_kernel ts[1]; |
| 54 switch (n) { |
| 55 __fixup_case_2; |
| 56 } |
| 57 __asm__ __volatile__ ("syscall" : "=a"(ret) : "a"(n), "D"(a1), "S"(a2) |
| 58 : "rcx", "r11", "memory"); |
| 59 return ret; |
| 60 } |
| 61 |
| 62 static __inline long __syscall3(long long n, long long a1, long long a2, long lo
ng a3) |
| 63 { |
| 64 unsigned long ret; |
| 65 struct __timespec_kernel ts[2]; |
| 66 switch (n) { |
| 67 __fixup_case_2; |
| 68 __fixup_case_3; |
| 69 } |
| 70 __asm__ __volatile__ ("syscall" : "=a"(ret) : "a"(n), "D"(a1), "S"(a2), |
| 71 "d"(a3) : "rcx", "r11", "memor
y"); |
| 72 return ret; |
| 73 } |
| 74 |
| 75 static __inline long __syscall4(long long n, long long a1, long long a2, long lo
ng a3, |
| 76 long long a4_) |
| 77 { |
| 78 unsigned long ret; |
| 79 register long long a4 __asm__("r10") = a4_; |
| 80 struct __timespec_kernel ts[2]; |
| 81 switch (n) { |
| 82 __fixup_case_2; |
| 83 __fixup_case_3; |
| 84 __fixup_case_4; |
| 85 } |
| 86 __asm__ __volatile__ ("syscall" : "=a"(ret) : "a"(n), "D"(a1), "S"(a2), |
| 87 "d"(a3), "r"(a4): "rcx", "r11", "memor
y"); |
| 88 return ret; |
| 89 } |
| 90 |
| 91 static __inline long __syscall5(long long n, long long a1, long long a2, long lo
ng a3, |
| 92 long long a4_, long long a5_) |
| 93 { |
| 94 unsigned long ret; |
| 95 register long long a4 __asm__("r10") = a4_; |
| 96 register long long a5 __asm__("r8") = a5_; |
| 97 struct __timespec_kernel ts[2]; |
| 98 switch (n) { |
| 99 __fixup_case_2; |
| 100 __fixup_case_3; |
| 101 __fixup_case_4; |
| 102 __fixup_case_5; |
| 103 } |
| 104 __asm__ __volatile__ ("syscall" : "=a"(ret) : "a"(n), "D"(a1), "S"(a2), |
| 105 "d"(a3), "r"(a4), "r"(a5) : "rcx", "r1
1", "memory"); |
| 106 return ret; |
| 107 } |
| 108 |
| 109 static __inline long __syscall6(long long n, long long a1, long long a2, long lo
ng a3, |
| 110 long long a4_, long long a5_, long long a6_
) |
| 111 { |
| 112 unsigned long ret; |
| 113 register long long a4 __asm__("r10") = a4_; |
| 114 register long long a5 __asm__("r8") = a5_; |
| 115 register long long a6 __asm__("r9") = a6_; |
| 116 struct __timespec_kernel ts[2]; |
| 117 switch (n) { |
| 118 __fixup_case_2; |
| 119 __fixup_case_3; |
| 120 __fixup_case_4; |
| 121 __fixup_case_5; |
| 122 } |
| 123 __asm__ __volatile__ ("syscall" : "=a"(ret) : "a"(n), "D"(a1), "S"(a2), |
| 124 "d"(a3), "r"(a4), "r"(a5), "r"(a6) : "
rcx", "r11", "memory"); |
| 125 return ret; |
| 126 } |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 1573973002:
Add a "fork" of musl as //fusl. (Closed)
Base URL: https://github.com/domokit/mojo.git@master