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Diffstat (limited to 'arch/mipsn32')
-rw-r--r--arch/mipsn32/syscall_arch.h61
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;
}