diff options
| -rw-r--r-- | arch/x32/syscall_arch.h | 58 | ||||
| -rw-r--r-- | src/thread/x32/syscall_cp.s | 8 | ||||
| -rw-r--r-- | src/thread/x32/syscall_cp_fixup.c | 39 |
3 files changed, 4 insertions, 101 deletions
diff --git a/arch/x32/syscall_arch.h b/arch/x32/syscall_arch.h index d05e7341..81d1d0df 100644 --- a/arch/x32/syscall_arch.h +++ b/arch/x32/syscall_arch.h @@ -3,35 +3,6 @@ #define __scc(X) sizeof(1?(X):0ULL) < 8 ? (unsigned long) (X) : (long long) (X) typedef long long syscall_arg_t; -struct __timespec { long long tv_sec; long tv_nsec; }; -struct __timespec_kernel { long long tv_sec; long long tv_nsec; }; -#define __tsc(X) ((struct __timespec*)(unsigned long)(X)) -#define __fixup(X) do { if(X) { \ - ts->tv_sec = __tsc(X)->tv_sec; \ - ts->tv_nsec = __tsc(X)->tv_nsec; \ - (X) = (unsigned long)ts; } } while(0) -#define __fixup_case_2 \ - case SYS_nanosleep: \ - __fixup(a1); break; \ - case SYS_clock_settime: \ - __fixup(a2); break; -#define __fixup_case_3 \ - case SYS_clock_nanosleep: case SYS_rt_sigtimedwait: case SYS_ppoll: \ - __fixup(a3); break; \ - case SYS_utimensat: \ - if(a3) { \ - ts[0].tv_sec = __tsc(a3)[0].tv_sec; \ - ts[0].tv_nsec = __tsc(a3)[0].tv_nsec; \ - ts[1].tv_sec = __tsc(a3)[1].tv_sec; \ - ts[1].tv_nsec = __tsc(a3)[1].tv_nsec; \ - a3 = (unsigned long)ts; \ - } break; -#define __fixup_case_4 \ - case SYS_futex: \ - if((a2 & (~128 /* FUTEX_PRIVATE_FLAG */)) == 0 /* FUTEX_WAIT */) __fixup(a4); break; -#define __fixup_case_5 \ - case SYS_mq_timedsend: case SYS_mq_timedreceive: case SYS_pselect6: \ - __fixup(a5); break; static __inline long __syscall0(long long n) { @@ -50,10 +21,6 @@ static __inline long __syscall1(long long n, long long a1) static __inline long __syscall2(long long n, long long a1, long long a2) { unsigned long ret; - struct __timespec_kernel ts[1]; - switch (n) { - __fixup_case_2; - } __asm__ __volatile__ ("syscall" : "=a"(ret) : "a"(n), "D"(a1), "S"(a2) : "rcx", "r11", "memory"); return ret; @@ -62,11 +29,6 @@ static __inline long __syscall2(long long n, long long a1, long long a2) static __inline long __syscall3(long long n, long long a1, long long a2, long long a3) { unsigned long ret; - struct __timespec_kernel ts[2]; - switch (n) { - __fixup_case_2; - __fixup_case_3; - } __asm__ __volatile__ ("syscall" : "=a"(ret) : "a"(n), "D"(a1), "S"(a2), "d"(a3) : "rcx", "r11", "memory"); return ret; @@ -77,12 +39,6 @@ static __inline long __syscall4(long long n, long long a1, long long a2, long lo { unsigned long ret; register long long a4 __asm__("r10") = a4_; - struct __timespec_kernel ts[2]; - switch (n) { - __fixup_case_2; - __fixup_case_3; - __fixup_case_4; - } __asm__ __volatile__ ("syscall" : "=a"(ret) : "a"(n), "D"(a1), "S"(a2), "d"(a3), "r"(a4): "rcx", "r11", "memory"); return ret; @@ -94,13 +50,6 @@ static __inline long __syscall5(long long n, long long a1, long long a2, long lo unsigned long ret; register long long a4 __asm__("r10") = a4_; register long long a5 __asm__("r8") = a5_; - struct __timespec_kernel ts[2]; - switch (n) { - __fixup_case_2; - __fixup_case_3; - __fixup_case_4; - __fixup_case_5; - } __asm__ __volatile__ ("syscall" : "=a"(ret) : "a"(n), "D"(a1), "S"(a2), "d"(a3), "r"(a4), "r"(a5) : "rcx", "r11", "memory"); return ret; @@ -113,13 +62,6 @@ static __inline long __syscall6(long long n, long long a1, long long a2, long lo register long long a4 __asm__("r10") = a4_; register long long a5 __asm__("r8") = a5_; register long long a6 __asm__("r9") = a6_; - struct __timespec_kernel ts[2]; - switch (n) { - __fixup_case_2; - __fixup_case_3; - __fixup_case_4; - __fixup_case_5; - } __asm__ __volatile__ ("syscall" : "=a"(ret) : "a"(n), "D"(a1), "S"(a2), "d"(a3), "r"(a4), "r"(a5), "r"(a6) : "rcx", "r11", "memory"); return ret; diff --git a/src/thread/x32/syscall_cp.s b/src/thread/x32/syscall_cp.s index 9805af0a..4f101716 100644 --- a/src/thread/x32/syscall_cp.s +++ b/src/thread/x32/syscall_cp.s @@ -6,10 +6,10 @@ .global __cp_cancel .hidden __cp_cancel .hidden __cancel -.global __syscall_cp_internal -.hidden __syscall_cp_internal -.type __syscall_cp_internal,@function -__syscall_cp_internal: +.global __syscall_cp_asm +.hidden __syscall_cp_asm +.type __syscall_cp_asm,@function +__syscall_cp_asm: __cp_begin: mov (%rdi),%eax diff --git a/src/thread/x32/syscall_cp_fixup.c b/src/thread/x32/syscall_cp_fixup.c deleted file mode 100644 index 4956610f..00000000 --- a/src/thread/x32/syscall_cp_fixup.c +++ /dev/null @@ -1,39 +0,0 @@ -#include <sys/syscall.h> -#include <features.h> - -hidden long __syscall_cp_internal(volatile void*, long long, long long, - long long, long long, long long, - long long, long long); - -struct __timespec { long long tv_sec; long tv_nsec; }; -struct __timespec_kernel { long long tv_sec; long long tv_nsec; }; -#define __tsc(X) ((struct __timespec*)(unsigned long)(X)) -#define __fixup(X) do { if(X) { \ - ts->tv_sec = __tsc(X)->tv_sec; \ - ts->tv_nsec = __tsc(X)->tv_nsec; \ - (X) = (unsigned long)ts; } } while(0) - -hidden long __syscall_cp_asm (volatile void * foo, long long n, long long a1, - long long a2, long long a3, long long a4, - long long a5, long long a6) -{ - struct __timespec_kernel ts[1]; - switch (n) { - case SYS_mq_timedsend: case SYS_mq_timedreceive: case SYS_pselect6: - __fixup(a5); - break; - case SYS_futex: - if((a2 & (~128 /* FUTEX_PRIVATE_FLAG */)) == 0 /* FUTEX_WAIT */) - __fixup(a4); - break; - case SYS_clock_nanosleep: - case SYS_rt_sigtimedwait: case SYS_ppoll: - __fixup(a3); - break; - case SYS_nanosleep: - __fixup(a1); - break; - } - return __syscall_cp_internal(foo, n, a1, a2, a3, a4, a5, a6); -} - |