X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;ds=sidebyside;f=arch%2Fmips%2Fsyscall_arch.h;h=3b33ce186b98c4da7220bf0a1e744451f0204e7c;hb=3f94c648ef32c95fa7f5c94b5cb8f2b764fc1938;hp=01de67b8cbcc303dc28b52224217001a8d134cc6;hpb=9b95fd0944e4206949e90633c3fed088202810ec;p=musl

diff --git a/arch/mips/syscall_arch.h b/arch/mips/syscall_arch.h
index 01de67b8..3b33ce18 100644
--- a/arch/mips/syscall_arch.h
+++ b/arch/mips/syscall_arch.h
@@ -3,8 +3,6 @@
 ((union { long long ll; long l[2]; }){ .ll = x }).l[1]
 #define __SYSCALL_LL_O(x) 0, __SYSCALL_LL_E((x))
 
-hidden long (__syscall)(long, ...);
-
 #define SYSCALL_RLIM_INFINITY (-1UL/2)
 
 #if _MIPSEL || __MIPSEL || __MIPSEL__
@@ -104,8 +102,22 @@ static inline long __syscall4(long n, long a, long b, long c, long d)
 
 static inline long __syscall5(long n, long a, long b, long c, long d, long e)
 {
-	long r2 = (__syscall)(n, a, b, c, d, e);
-	if (r2 > -4096UL) return r2;
+	register long r4 __asm__("$4") = a;
+	register long r5 __asm__("$5") = b;
+	register long r6 __asm__("$6") = c;
+	register long r7 __asm__("$7") = d;
+	register long r8 __asm__("$8") = e;
+	register long r2 __asm__("$2");
+	__asm__ __volatile__ (
+		"subu $sp,$sp,32 ; sw $8,16($sp) ; "
+		"addu $2,$0,%3 ; syscall ;"
+		"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");
+	if (r7) return -r2;
+	long ret = r2;
 	if (n == SYS_stat64 || n == SYS_fstat64 || n == SYS_lstat64) __stat_fix(b);
 	if (n == SYS_fstatat64) __stat_fix(c);
 	return r2;
@@ -113,8 +125,23 @@ static inline long __syscall5(long n, long a, long b, long c, long d, long e)
 
 static inline long __syscall6(long n, long a, long b, long c, long d, long e, long f)
 {
-	long r2 = (__syscall)(n, a, b, c, d, e, f);
-	if (r2 > -4096UL) return r2;
+	register long r4 __asm__("$4") = a;
+	register long r5 __asm__("$5") = b;
+	register long r6 __asm__("$6") = c;
+	register long r7 __asm__("$7") = d;
+	register long r8 __asm__("$8") = e;
+	register long r9 __asm__("$9") = f;
+	register long r2 __asm__("$2");
+	__asm__ __volatile__ (
+		"subu $sp,$sp,32 ; sw $8,16($sp) ; sw $9,20($sp) ; "
+		"addu $2,$0,%4 ; syscall ;"
+		"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");
+	if (r7) return -r2;
+	long ret = r2;
 	if (n == SYS_stat64 || n == SYS_fstat64 || n == SYS_lstat64) __stat_fix(b);
 	if (n == SYS_fstatat64) __stat_fix(c);
 	return r2;