diff options
Diffstat (limited to 'arch/mipsn32')
| -rw-r--r-- | arch/mipsn32/syscall_arch.h | 31 |
1 files changed, 25 insertions, 6 deletions
diff --git a/arch/mipsn32/syscall_arch.h b/arch/mipsn32/syscall_arch.h index f6a1fbae..2ebf0306 100644 --- a/arch/mipsn32/syscall_arch.h +++ b/arch/mipsn32/syscall_arch.h @@ -1,8 +1,6 @@ #define __SYSCALL_LL_E(x) (x) #define __SYSCALL_LL_O(x) (x) -hidden long (__syscall)(long, ...); - #define SYSCALL_RLIM_INFINITY (-1UL/2) #if _MIPSEL || __MIPSEL || __MIPSEL__ @@ -102,8 +100,18 @@ static inline long __syscall4(long n, long a, long b, long c, long d) static inline long __syscall5(long n, long a, long b, long c, long d, long e) { - long r2 = (__syscall)(n, a, b, c, d, e); - if (r2 > -4096UL) return r2; + register long r4 __asm__("$4") = a; + register long r5 __asm__("$5") = b; + register long r6 __asm__("$6") = c; + register long r7 __asm__("$7") = d; + register long r8 __asm__("$8") = e; + register long r2 __asm__("$2"); + __asm__ __volatile__ ( + "addu $2,$0,%2 ; syscall" + : "=&r"(r2), "=r"(r7) : "ir"(n), "0"(r2), "1"(r7), + "r"(r4), "r"(r5), "r"(r6), "r"(r8) + : "$1", "$3", "$9", "$10", "$11", "$12", "$13", + "$14", "$15", "$24", "$25", "hi", "lo", "memory"); if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat) __stat_fix(b); if (n == SYS_newfstatat) __stat_fix(c); return r2; @@ -111,8 +119,19 @@ static inline long __syscall5(long n, long a, long b, long c, long d, long e) static inline long __syscall6(long n, long a, long b, long c, long d, long e, long f) { - long r2 = (__syscall)(n, a, b, c, d, e, f); - if (r2 > -4096UL) return r2; + register long r4 __asm__("$4") = a; + register long r5 __asm__("$5") = b; + register long r6 __asm__("$6") = c; + register long r7 __asm__("$7") = d; + register long r8 __asm__("$8") = e; + register long r8 __asm__("$9") = f; + register long r2 __asm__("$2"); + __asm__ __volatile__ ( + "addu $2,$0,%2 ; syscall" + : "=&r"(r2), "=r"(r7) : "ir"(n), "0"(r2), "1"(r7), + "r"(r4), "r"(r5), "r"(r6), "r"(r8), "r"(r9) + : "$1", "$3", "$10", "$11", "$12", "$13", + "$14", "$15", "$24", "$25", "hi", "lo", "memory"); if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat) __stat_fix(b); if (n == SYS_newfstatat) __stat_fix(c); return r2; |