diff options
Diffstat (limited to 'arch/mipsn32')
| -rw-r--r-- | arch/mipsn32/syscall_arch.h | 61 |
1 files changed, 33 insertions, 28 deletions
diff --git a/arch/mipsn32/syscall_arch.h b/arch/mipsn32/syscall_arch.h index c1a4b7da..cbb4a055 100644 --- a/arch/mipsn32/syscall_arch.h +++ b/arch/mipsn32/syscall_arch.h @@ -16,11 +16,11 @@ static inline long __syscall0(long n) { register long r7 __asm__("$7"); - register long r2 __asm__("$2") = n; + register long r2 __asm__("$2"); __asm__ __volatile__ ( - "syscall" - : "+&r"(r2), "=r"(r7) - : + "daddu $2,$0,%2 ; syscall" + : "=&r"(r2), "=r"(r7) + : "ir"(n), "0"(r2) : SYSCALL_CLOBBERLIST); return r7 ? -r2 : r2; } @@ -29,11 +29,11 @@ static inline long __syscall1(long n, long a) { register long r4 __asm__("$4") = a; register long r7 __asm__("$7"); - register long r2 __asm__("$2") = n; + register long r2 __asm__("$2"); __asm__ __volatile__ ( - "syscall" - : "+&r"(r2), "=r"(r7) - : "r"(r4) + "daddu $2,$0,%2 ; syscall" + : "=&r"(r2), "=r"(r7) + : "ir"(n), "0"(r2), "r"(r4) : SYSCALL_CLOBBERLIST); return r7 ? -r2 : r2; } @@ -43,11 +43,12 @@ static inline long __syscall2(long n, long a, long b) register long r4 __asm__("$4") = a; register long r5 __asm__("$5") = b; register long r7 __asm__("$7"); - register long r2 __asm__("$2") = n; + register long r2 __asm__("$2"); + __asm__ __volatile__ ( - "syscall" - : "+&r"(r2), "=r"(r7) - : "r"(r4), "r"(r5) + "daddu $2,$0,%2 ; syscall" + : "=&r"(r2), "=r"(r7) + : "ir"(n), "0"(r2), "r"(r4), "r"(r5) : SYSCALL_CLOBBERLIST); return r7 ? -r2 : r2; } @@ -58,11 +59,12 @@ static inline long __syscall3(long n, long a, long b, long c) register long r5 __asm__("$5") = b; register long r6 __asm__("$6") = c; register long r7 __asm__("$7"); - register long r2 __asm__("$2") = n; + register long r2 __asm__("$2"); + __asm__ __volatile__ ( - "syscall" - : "+&r"(r2), "=r"(r7) - : "r"(r4), "r"(r5), "r"(r6) + "daddu $2,$0,%2 ; syscall" + : "=&r"(r2), "=r"(r7) + : "ir"(n), "0"(r2), "r"(r4), "r"(r5), "r"(r6) : SYSCALL_CLOBBERLIST); return r7 ? -r2 : r2; } @@ -73,11 +75,12 @@ static inline long __syscall4(long n, long a, long b, long c, long d) register long r5 __asm__("$5") = b; register long r6 __asm__("$6") = c; register long r7 __asm__("$7") = d; - register long r2 __asm__("$2") = n; + register long r2 __asm__("$2"); + __asm__ __volatile__ ( - "syscall" - : "+&r"(r2), "+r"(r7) - : "r"(r4), "r"(r5), "r"(r6) + "daddu $2,$0,%2 ; syscall" + : "=&r"(r2), "+r"(r7) + : "ir"(n), "0"(r2), "r"(r4), "r"(r5), "r"(r6) : SYSCALL_CLOBBERLIST); return r7 ? -r2 : r2; } @@ -89,11 +92,12 @@ static inline long __syscall5(long n, long a, long b, long c, long d, long e) register long r6 __asm__("$6") = c; register long r7 __asm__("$7") = d; register long r8 __asm__("$8") = e; - register long r2 __asm__("$2") = n; + register long r2 __asm__("$2"); + __asm__ __volatile__ ( - "syscall" - : "+&r"(r2), "+r"(r7) - : "r"(r4), "r"(r5), "r"(r6), "r"(r8) + "daddu $2,$0,%2 ; syscall" + : "=&r"(r2), "+r"(r7) + : "ir"(n), "0"(r2), "r"(r4), "r"(r5), "r"(r6), "r"(r8) : SYSCALL_CLOBBERLIST); return r7 ? -r2 : r2; } @@ -106,11 +110,12 @@ static inline long __syscall6(long n, long a, long b, long c, long d, long e, lo register long r7 __asm__("$7") = d; register long r8 __asm__("$8") = e; register long r9 __asm__("$9") = f; - register long r2 __asm__("$2") = n; + register long r2 __asm__("$2"); + __asm__ __volatile__ ( - "syscall" - : "+&r"(r2), "+r"(r7) - : "r"(r4), "r"(r5), "r"(r6), "r"(r8), "r"(r9) + "daddu $2,$0,%2 ; syscall" + : "=&r"(r2), "+r"(r7) + : "ir"(n), "0"(r2), "r"(r4), "r"(r5), "r"(r6), "r"(r8), "r"(r9) : SYSCALL_CLOBBERLIST); return r7 ? -r2 : r2; } |