Add in missing syscalls.h for powerpc

1 files changed, 180 insertions, 0 deletions

diff --git a/libc/sysdeps/linux/powerpc/bits/syscalls.h b/libc/sysdeps/linux/powerpc/bits/syscalls.h
new file mode 100644
index 000000000..93c0f3f48
--- /dev/null
+++ b/libc/sysdeps/linux/powerpc/bits/syscalls.h
@@ -0,0 +1,180 @@
+#include <asm/unistd.h>
+
+#undef __NR
+#define __NR(n)	#n
+
+#undef __syscall_return
+#define __syscall_return(type) \
+	return (__sc_err & 0x10000000 ? errno = __sc_ret, __sc_ret = -1 : 0), \
+	       (type) __sc_ret
+
+#undef __syscall_clobbers
+#define __syscall_clobbers \
+	"r4", "r5", "r6", "r7", "r8", "r9", "r10", "r11", "r12"
+
+#undef _syscall0
+#define _syscall0(type,name)						\
+type name(void)								\
+{									\
+	unsigned long __sc_ret, __sc_err;				\
+	{								\
+		register unsigned long __sc_0 __asm__ ("r0");		\
+		register unsigned long __sc_3 __asm__ ("r3");		\
+									\
+		__sc_0 = __NR_##name;					\
+		__asm__ __volatile__					\
+			("sc           \n\t"				\
+			 "mfcr %1      "				\
+			: "=&r" (__sc_3), "=&r" (__sc_0)		\
+			: "0"   (__sc_3), "1"   (__sc_0)		\
+			: __syscall_clobbers);				\
+		__sc_ret = __sc_3;					\
+		__sc_err = __sc_0;					\
+	}								\
+	__syscall_return (type);					\
+}
+
+#undef _syscall1
+#define _syscall1(type,name,type1,arg1)					\
+type name(type1 arg1)							\
+{									\
+	unsigned long __sc_ret, __sc_err;				\
+	{								\
+		register unsigned long __sc_0 __asm__ ("r0");		\
+		register unsigned long __sc_3 __asm__ ("r3");		\
+									\
+		__sc_3 = (unsigned long) (arg1);			\
+		__sc_0 = __NR_##name;					\
+		__asm__ __volatile__					\
+			("sc           \n\t"				\
+			 "mfcr %1      "				\
+			: "=&r" (__sc_3), "=&r" (__sc_0)		\
+			: "0"   (__sc_3), "1"   (__sc_0)		\
+			: __syscall_clobbers);				\
+		__sc_ret = __sc_3;					\
+		__sc_err = __sc_0;					\
+	}								\
+	__syscall_return (type);					\
+}
+
+#undef _syscall2
+#define _syscall2(type,name,type1,arg1,type2,arg2)			\
+type name(type1 arg1, type2 arg2)					\
+{									\
+	unsigned long __sc_ret, __sc_err;				\
+	{								\
+		register unsigned long __sc_0 __asm__ ("r0");		\
+		register unsigned long __sc_3 __asm__ ("r3");		\
+		register unsigned long __sc_4 __asm__ ("r4");		\
+									\
+		__sc_3 = (unsigned long) (arg1);			\
+		__sc_4 = (unsigned long) (arg2);			\
+		__sc_0 = __NR_##name;					\
+		__asm__ __volatile__					\
+			("sc           \n\t"				\
+			 "mfcr %1      "				\
+			: "=&r" (__sc_3), "=&r" (__sc_0)		\
+			: "0"   (__sc_3), "1"   (__sc_0),		\
+			  "r"   (__sc_4)				\
+			: __syscall_clobbers);				\
+		__sc_ret = __sc_3;					\
+		__sc_err = __sc_0;					\
+	}								\
+	__syscall_return (type);					\
+}
+
+#undef _syscall3
+#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3)		\
+type name(type1 arg1, type2 arg2, type3 arg3)				\
+{									\
+	unsigned long __sc_ret, __sc_err;				\
+	{								\
+		register unsigned long __sc_0 __asm__ ("r0");		\
+		register unsigned long __sc_3 __asm__ ("r3");		\
+		register unsigned long __sc_4 __asm__ ("r4");		\
+		register unsigned long __sc_5 __asm__ ("r5");		\
+									\
+		__sc_3 = (unsigned long) (arg1);			\
+		__sc_4 = (unsigned long) (arg2);			\
+		__sc_5 = (unsigned long) (arg3);			\
+		__sc_0 = __NR_##name;					\
+		__asm__ __volatile__					\
+			("sc           \n\t"				\
+			 "mfcr %1      "				\
+			: "=&r" (__sc_3), "=&r" (__sc_0)		\
+			: "0"   (__sc_3), "1"   (__sc_0),		\
+			  "r"   (__sc_4),				\
+			  "r"   (__sc_5)				\
+			: __syscall_clobbers);				\
+		__sc_ret = __sc_3;					\
+		__sc_err = __sc_0;					\
+	}								\
+	__syscall_return (type);					\
+}
+
+#undef _syscall4
+#define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \
+type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4)		\
+{									\
+	unsigned long __sc_ret, __sc_err;				\
+	{								\
+		register unsigned long __sc_0 __asm__ ("r0");		\
+		register unsigned long __sc_3 __asm__ ("r3");		\
+		register unsigned long __sc_4 __asm__ ("r4");		\
+		register unsigned long __sc_5 __asm__ ("r5");		\
+		register unsigned long __sc_6 __asm__ ("r6");		\
+									\
+		__sc_3 = (unsigned long) (arg1);			\
+		__sc_4 = (unsigned long) (arg2);			\
+		__sc_5 = (unsigned long) (arg3);			\
+		__sc_6 = (unsigned long) (arg4);			\
+		__sc_0 = __NR_##name;					\
+		__asm__ __volatile__					\
+			("sc           \n\t"				\
+			 "mfcr %1      "				\
+			: "=&r" (__sc_3), "=&r" (__sc_0)		\
+			: "0"   (__sc_3), "1"   (__sc_0),		\
+			  "r"   (__sc_4),				\
+			  "r"   (__sc_5),				\
+			  "r"   (__sc_6)				\
+			: __syscall_clobbers);				\
+		__sc_ret = __sc_3;					\
+		__sc_err = __sc_0;					\
+	}								\
+	__syscall_return (type);					\
+}
+
+#undef _syscall5
+#define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4,type5,arg5) \
+type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5)	\
+{									\
+	unsigned long __sc_ret, __sc_err;				\
+	{								\
+		register unsigned long __sc_0 __asm__ ("r0");		\
+		register unsigned long __sc_3 __asm__ ("r3");		\
+		register unsigned long __sc_4 __asm__ ("r4");		\
+		register unsigned long __sc_5 __asm__ ("r5");		\
+		register unsigned long __sc_6 __asm__ ("r6");		\
+		register unsigned long __sc_7 __asm__ ("r7");		\
+									\
+		__sc_3 = (unsigned long) (arg1);			\
+		__sc_4 = (unsigned long) (arg2);			\
+		__sc_5 = (unsigned long) (arg3);			\
+		__sc_6 = (unsigned long) (arg4);			\
+		__sc_7 = (unsigned long) (arg5);			\
+		__sc_0 = __NR_##name;					\
+		__asm__ __volatile__					\
+			("sc           \n\t"				\
+			 "mfcr %1      "				\
+			: "=&r" (__sc_3), "=&r" (__sc_0)		\
+			: "0"   (__sc_3), "1"   (__sc_0),		\
+			  "r"   (__sc_4),				\
+			  "r"   (__sc_5),				\
+			  "r"   (__sc_6),				\
+			  "r"   (__sc_7)				\
+			: __syscall_clobbers);				\
+		__sc_ret = __sc_3;					\
+		__sc_err = __sc_0;					\
+	}								\
+	__syscall_return (type);					\
+}