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Diffstat (limited to 'arch/mips/syscall_arch.h')
-rw-r--r--arch/mips/syscall_arch.h35
1 files changed, 12 insertions, 23 deletions
diff --git a/arch/mips/syscall_arch.h b/arch/mips/syscall_arch.h
index f3df2dcd..58904765 100644
--- a/arch/mips/syscall_arch.h
+++ b/arch/mips/syscall_arch.h
@@ -9,53 +9,42 @@
#define __asm_syscall(...) do { \
register long r2 __asm__("$2"); \
- register long r7 __asm__("$7"); \
__asm__ __volatile__ ( \
- "move $2,%2 ; syscall" \
+ "move $2,$7 ; syscall" \
: "=&r"(r2), "=r"(r7) : __VA_ARGS__ \
: "$1", "$3", "$8", "$9", "$10", "$11", "$12", "$13", \
- "$14", "$15", "$24", "hi", "lo", "memory"); \
+ "$14", "$15", "$24", "$25", "hi", "lo", "memory"); \
return r7 ? -r2 : r2; \
} while (0)
static inline long __syscall0(long n)
{
- register long r25 __asm__("$25") = n;
- __asm_syscall("r"(r25));
+ register long r7 __asm__("$7") = n;
+ __asm_syscall("r"(r7));
}
static inline long __syscall1(long n, long a)
{
- register long r25 __asm__("$25") = n;
+ register long r7 __asm__("$7") = n;
register long r4 __asm__("$4") = a;
- __asm_syscall("r"(r25), "r"(r4));
+ __asm_syscall("r"(r7), "r"(r4));
}
static inline long __syscall2(long n, long a, long b)
{
- register long r25 __asm__("$25") = n;
+ register long r7 __asm__("$7") = n;
register long r4 __asm__("$4") = a;
register long r5 __asm__("$5") = b;
- __asm_syscall("r"(r25), "r"(r4), "r"(r5));
+ __asm_syscall("r"(r7), "r"(r4), "r"(r5));
}
static inline long __syscall3(long n, long a, long b, long c)
{
- register long r25 __asm__("$25") = n;
+ register long r7 __asm__("$7") = n;
register long r4 __asm__("$4") = a;
register long r5 __asm__("$5") = b;
register long r6 __asm__("$6") = c;
- __asm_syscall("r"(r25), "r"(r4), "r"(r5), "r"(r6));
-}
-
-static inline long __syscall4(long n, long a, long b, long c, long d)
-{
- register long r25 __asm__("$25") = n;
- register long r4 __asm__("$4") = a;
- register long r5 __asm__("$5") = b;
- register long r6 __asm__("$6") = c;
- register long r7 __asm__("$7") = d;
- __asm_syscall("r"(r25), "r"(r4), "r"(r5), "r"(r6), "r"(r7));
+ __asm_syscall("r"(r7), "r"(r4), "r"(r5), "r"(r6));
}
#else
@@ -80,13 +69,13 @@ static inline long __syscall3(long n, long a, long b, long c)
return (__syscall)(n, a, b, c);
}
+#endif
+
static inline long __syscall4(long n, long a, long b, long c, long d)
{
return (__syscall)(n, a, b, c, d);
}
-#endif
-
static inline long __syscall5(long n, long a, long b, long c, long d, long e)
{
return (__syscall)(n, a, b, c, d, e);