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-rw-r--r--arch/mips/syscall_arch.h34
-rw-r--r--arch/mips64/syscall_arch.h6
-rw-r--r--arch/mipsn32/syscall_arch.h6
3 files changed, 30 insertions, 16 deletions
diff --git a/arch/mips/syscall_arch.h b/arch/mips/syscall_arch.h
index 2ef8a952..808aa41d 100644
--- a/arch/mips/syscall_arch.h
+++ b/arch/mips/syscall_arch.h
@@ -5,6 +5,16 @@
#define SYSCALL_RLIM_INFINITY (-1UL/2)
+#if __mips_isa_rev >= 6
+#define SYSCALL_CLOBBERLIST \
+ "$1", "$3", "$11", "$12", "$13", \
+ "$14", "$15", "$24", "$25", "memory"
+#else
+#define SYSCALL_CLOBBERLIST \
+ "$1", "$3", "$11", "$12", "$13", \
+ "$14", "$15", "$24", "$25", "hi", "lo", "memory"
+#endif
+
static inline long __syscall0(long n)
{
register long r7 __asm__("$7");
@@ -12,8 +22,7 @@ static inline long __syscall0(long n)
__asm__ __volatile__ (
"addu $2,$0,%2 ; syscall"
: "=&r"(r2), "=r"(r7) : "ir"(n), "0"(r2), "1"(r7)
- : "$1", "$3", "$8", "$9", "$10", "$11", "$12", "$13",
- "$14", "$15", "$24", "$25", "hi", "lo", "memory");
+ : SYSCALL_CLOBBERLIST, "$8", "$9", "$10");
return r7 ? -r2 : r2;
}
@@ -26,8 +35,7 @@ static inline long __syscall1(long n, long a)
"addu $2,$0,%2 ; syscall"
: "=&r"(r2), "=r"(r7) : "ir"(n), "0"(r2), "1"(r7),
"r"(r4)
- : "$1", "$3", "$8", "$9", "$10", "$11", "$12", "$13",
- "$14", "$15", "$24", "$25", "hi", "lo", "memory");
+ : SYSCALL_CLOBBERLIST, "$8", "$9", "$10");
return r7 ? -r2 : r2;
}
@@ -41,8 +49,7 @@ static inline long __syscall2(long n, long a, long b)
"addu $2,$0,%2 ; syscall"
: "=&r"(r2), "=r"(r7) : "ir"(n), "0"(r2), "1"(r7),
"r"(r4), "r"(r5)
- : "$1", "$3", "$8", "$9", "$10", "$11", "$12", "$13",
- "$14", "$15", "$24", "$25", "hi", "lo", "memory");
+ : SYSCALL_CLOBBERLIST, "$8", "$9", "$10");
return r7 ? -r2 : r2;
}
@@ -57,8 +64,7 @@ static inline long __syscall3(long n, long a, long b, long c)
"addu $2,$0,%2 ; syscall"
: "=&r"(r2), "=r"(r7) : "ir"(n), "0"(r2), "1"(r7),
"r"(r4), "r"(r5), "r"(r6)
- : "$1", "$3", "$8", "$9", "$10", "$11", "$12", "$13",
- "$14", "$15", "$24", "$25", "hi", "lo", "memory");
+ : SYSCALL_CLOBBERLIST, "$8", "$9", "$10");
return r7 ? -r2 : r2;
}
@@ -73,8 +79,7 @@ static inline long __syscall4(long n, long a, long b, long c, long d)
"addu $2,$0,%2 ; syscall"
: "=&r"(r2), "=r"(r7) : "ir"(n), "0"(r2), "1"(r7),
"r"(r4), "r"(r5), "r"(r6)
- : "$1", "$3", "$8", "$9", "$10", "$11", "$12", "$13",
- "$14", "$15", "$24", "$25", "hi", "lo", "memory");
+ : SYSCALL_CLOBBERLIST, "$8", "$9", "$10");
return r7 ? -r2 : r2;
}
@@ -92,8 +97,7 @@ static inline long __syscall5(long n, long a, long b, long c, long d, long e)
"addu $sp,$sp,32"
: "=&r"(r2), "=r"(r7), "+r"(r8)
: "ir"(n), "0"(r2), "1"(r7), "r"(r4), "r"(r5), "r"(r6)
- : "$1", "$3", "$9", "$10", "$11", "$12", "$13",
- "$14", "$15", "$24", "$25", "hi", "lo", "memory");
+ : SYSCALL_CLOBBERLIST, "$9", "$10");
return r7 ? -r2 : r2;
}
@@ -112,8 +116,7 @@ static inline long __syscall6(long n, long a, long b, long c, long d, long e, lo
"addu $sp,$sp,32"
: "=&r"(r2), "=r"(r7), "+r"(r8), "+r"(r9)
: "ir"(n), "0"(r2), "1"(r7), "r"(r4), "r"(r5), "r"(r6)
- : "$1", "$3", "$10", "$11", "$12", "$13",
- "$14", "$15", "$24", "$25", "hi", "lo", "memory");
+ : SYSCALL_CLOBBERLIST, "$10");
return r7 ? -r2 : r2;
}
@@ -133,8 +136,7 @@ static inline long __syscall7(long n, long a, long b, long c, long d, long e, lo
"addu $sp,$sp,32"
: "=&r"(r2), "=r"(r7), "+r"(r8), "+r"(r9), "+r"(r10)
: "ir"(n), "0"(r2), "1"(r7), "r"(r4), "r"(r5), "r"(r6)
- : "$1", "$3", "$11", "$12", "$13",
- "$14", "$15", "$24", "$25", "hi", "lo", "memory");
+ : SYSCALL_CLOBBERLIST);
return r7 ? -r2 : r2;
}
diff --git a/arch/mips64/syscall_arch.h b/arch/mips64/syscall_arch.h
index 013908dd..69c429b8 100644
--- a/arch/mips64/syscall_arch.h
+++ b/arch/mips64/syscall_arch.h
@@ -3,9 +3,15 @@
#define SYSCALL_RLIM_INFINITY (-1UL/2)
+#if __mips_isa_rev >= 6
+#define SYSCALL_CLOBBERLIST \
+ "$1", "$3", "$10", "$11", "$12", "$13", \
+ "$14", "$15", "$24", "$25", "memory"
+#else
#define SYSCALL_CLOBBERLIST \
"$1", "$3", "$10", "$11", "$12", "$13", \
"$14", "$15", "$24", "$25", "hi", "lo", "memory"
+#endif
static inline long __syscall0(long n)
{
diff --git a/arch/mipsn32/syscall_arch.h b/arch/mipsn32/syscall_arch.h
index 5a6da0ed..5ff43bba 100644
--- a/arch/mipsn32/syscall_arch.h
+++ b/arch/mipsn32/syscall_arch.h
@@ -3,9 +3,15 @@
#define SYSCALL_RLIM_INFINITY (-1UL/2)
+#if __mips_isa_rev >= 6
+#define SYSCALL_CLOBBERLIST \
+ "$1", "$3", "$10", "$11", "$12", "$13", \
+ "$14", "$15", "$24", "$25", "memory"
+#else
#define SYSCALL_CLOBBERLIST \
"$1", "$3", "$10", "$11", "$12", "$13", \
"$14", "$15", "$24", "$25", "hi", "lo", "memory"
+#endif
static inline long __syscall0(long n)
{