diff options
Diffstat (limited to 'arch/i386/syscall_arch.h')
| -rw-r--r-- | arch/i386/syscall_arch.h | 37 |
1 files changed, 28 insertions, 9 deletions
diff --git a/arch/i386/syscall_arch.h b/arch/i386/syscall_arch.h index 8fe35424..f92b7aa9 100644 --- a/arch/i386/syscall_arch.h +++ b/arch/i386/syscall_arch.h @@ -36,35 +36,54 @@ static inline long __syscall2(long n, long a1, long a2) static inline long __syscall3(long n, long a1, long a2, long a3) { unsigned long __ret; +#if !defined(__PIC__) || !defined(BROKEN_EBX_ASM) + __asm__ __volatile__ (SYSCALL_INSNS : "=a"(__ret) : "a"(n), "b"(a1), "c"(a2), "d"(a3) : "memory"); +#else __asm__ __volatile__ (SYSCALL_INSNS_34 : "=a"(__ret) : "a"(n), "D"(a1), "c"(a2), "d"(a3) : "memory"); +#endif return __ret; } static inline long __syscall4(long n, long a1, long a2, long a3, long a4) { unsigned long __ret; +#if !defined(__PIC__) || !defined(BROKEN_EBX_ASM) + __asm__ __volatile__ (SYSCALL_INSNS : "=a"(__ret) : "a"(n), "b"(a1), "c"(a2), "d"(a3), "S"(a4) : "memory"); +#else __asm__ __volatile__ (SYSCALL_INSNS_34 : "=a"(__ret) : "a"(n), "D"(a1), "c"(a2), "d"(a3), "S"(a4) : "memory"); +#endif return __ret; } static inline long __syscall5(long n, long a1, long a2, long a3, long a4, long a5) { - unsigned long __ret, __tmp; - __asm__ __volatile__ ("mov %%ebx,%1 ; mov %3,%%ebx ; " SYSCALL_INSNS " ; mov %1,%%ebx" - : "=a"(__ret), "=m"(__tmp) : "a"(n), "g"(a1), "c"(a2), "d"(a3), "S"(a4), "D"(a5) : "memory"); + unsigned long __ret; +#if !defined(__PIC__) || !defined(BROKEN_EBX_ASM) + __asm__ __volatile__ (SYSCALL_INSNS + : "=a"(__ret) : "a"(n), "b"(a1), "c"(a2), "d"(a3), "S"(a4), "D"(a5) : "memory"); +#else + __asm__ __volatile__ ("pushl %2 ; push %%ebx ; mov 4(%%esp),%%ebx ; " SYSCALL_INSNS " ; pop %%ebx ; add $4,%%esp" + : "=a"(__ret) : "a"(n), "g"(a1), "c"(a2), "d"(a3), "S"(a4), "D"(a5) : "memory"); +#endif return __ret; } static inline long __syscall6(long n, long a1, long a2, long a3, long a4, long a5, long a6) { - unsigned long __ret, __tmp1, __tmp2; - __asm__ __volatile__ ("mov %%ebx,%1 ; mov %%ebp,%2 ; mov %4,%%ebx ; mov %9,%%ebp ; " SYSCALL_INSNS " ; mov %2,%%ebp ; mov %1,%%ebx" - : "=a"(__ret), "=m"(__tmp1), "=m"(__tmp2) : "a"(n), "g"(a1), "c"(a2), "d"(a3), "S"(a4), "D"(a5), "g"(a6) : "memory"); + unsigned long __ret; +#if !defined(__PIC__) || !defined(BROKEN_EBX_ASM) + __asm__ __volatile__ ("pushl %7 ; push %%ebp ; mov 4(%%esp),%%ebp ; " SYSCALL_INSNS " ; pop %%ebp ; add $4,%%esp" + : "=a"(__ret) : "a"(n), "b"(a1), "c"(a2), "d"(a3), "S"(a4), "D"(a5), "g"(a6) : "memory"); +#else + unsigned long a1a6[2] = { a1, a6 }; + __asm__ __volatile__ ("pushl %1 ; push %%ebx ; push %%ebp ; mov 8(%%esp),%%ebx ; mov 4(%%ebx),%%ebp ; mov (%%ebx),%%ebx ; " SYSCALL_INSNS " ; pop %%ebp ; pop %%ebx ; add $4,%%esp" + : "=a"(__ret) : "g"(&a1a6), "a"(n), "c"(a2), "d"(a3), "S"(a4), "D"(a5) : "memory"); +#endif return __ret; } #define VDSO_USEFUL -#define VDSO_CGT_SYM "__vdso_clock_gettime" +#define VDSO_CGT32_SYM "__vdso_clock_gettime" +#define VDSO_CGT32_VER "LINUX_2.6" +#define VDSO_CGT_SYM "__vdso_clock_gettime64" #define VDSO_CGT_VER "LINUX_2.6" - -#define SYSCALL_USE_SOCKETCALL |