X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=arch%2Fmips%2Fsyscall_arch.h;h=7c7f9a1a655cdf13b9b8fbb03402975fc1a47de3;hb=65b98213e4a12997a519e34695250d9f3a4d6bc7;hp=68e8dce30b761bd9e2eb227a51ecd0d78c112b37;hpb=208eb584efbf995e0c5d92f76d5f4c08ae0054b4;p=musl

diff --git a/arch/mips/syscall_arch.h b/arch/mips/syscall_arch.h
index 68e8dce3..7c7f9a1a 100644
--- a/arch/mips/syscall_arch.h
+++ b/arch/mips/syscall_arch.h
@@ -5,6 +5,59 @@
 
 #define __SYSCALL_SSLEN 16
 
+#ifndef __clang__
+
+#define __asm_syscall(...) do { \
+	register long r2 __asm__("$2"); \
+	__asm__ __volatile__ ( \
+	"addu $2,$0,%2 ; syscall" \
+	: "=&r"(r2), "=r"(r7) : "ir"(n), __VA_ARGS__, "0"(r2), "1"(r7) \
+	: "$1", "$3", "$8", "$9", "$10", "$11", "$12", "$13", \
+	  "$14", "$15", "$24", "$25", "hi", "lo", "memory"); \
+	return r7 ? -r2 : r2; \
+	} while (0)
+
+static inline long __syscall0(long n)
+{
+	register long r7 __asm__("$7");
+	__asm_syscall("i"(0));
+}
+
+static inline long __syscall1(long n, long a)
+{
+	register long r4 __asm__("$4") = a;
+	register long r7 __asm__("$7");
+	__asm_syscall("r"(r4));
+}
+
+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");
+	__asm_syscall("r"(r4), "r"(r5));
+}
+
+static inline long __syscall3(long n, long a, long b, long c)
+{
+	register long r4 __asm__("$4") = a;
+	register long r5 __asm__("$5") = b;
+	register long r6 __asm__("$6") = c;
+	register long r7 __asm__("$7");
+	__asm_syscall("r"(r4), "r"(r5), "r"(r6));
+}
+
+static inline long __syscall4(long n, long a, long b, long c, long d)
+{
+	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"(r4), "r"(r5), "r"(r6));
+}
+
+#else
+
 static inline long __syscall0(long n)
 {
 	return (__syscall)(n);
@@ -30,6 +83,8 @@ 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);