From 25011215be8fa7ebddaaf71ac30dbac851b761ca Mon Sep 17 00:00:00 2001 From: Rich Felker Date: Thu, 18 Oct 2012 22:13:36 -0400 Subject: [PATCH] inline syscalls for microblaze --- arch/microblaze/syscall_arch.h | 97 ++++++++++++++++++++++++++++++++++ 1 file changed, 97 insertions(+) diff --git a/arch/microblaze/syscall_arch.h b/arch/microblaze/syscall_arch.h index 48b0e36b..5d66cb11 100644 --- a/arch/microblaze/syscall_arch.h +++ b/arch/microblaze/syscall_arch.h @@ -5,6 +5,101 @@ #define __SYSCALL_SSLEN 8 +#ifndef __clang__ + +static __inline long __syscall0(long n) +{ + register unsigned long r12 __asm__("r12") = n; + register unsigned long r3 __asm__("r3"); + __asm__ __volatile__ ("brki r14, 0x8" : "=r"(r3) + : "r"(r12) + : "memory"); + return r3; +} + +static inline long __syscall1(long n, long a) +{ + register unsigned long r12 __asm__("r12") = n; + register unsigned long r3 __asm__("r3"); + register unsigned long r5 __asm__("r5") = a; + __asm__ __volatile__ ("brki r14, 0x8" : "=r"(r3) + : "r"(r12), "r"(r5) + : "memory"); + return r3; +} + +static inline long __syscall2(long n, long a, long b) +{ + register unsigned long r12 __asm__("r12") = n; + register unsigned long r3 __asm__("r3"); + register unsigned long r5 __asm__("r5") = a; + register unsigned long r6 __asm__("r6") = b; + __asm__ __volatile__ ("brki r14, 0x8" : "=r"(r3) + : "r"(r12), "r"(r5), "r"(r6) + : "memory"); + return r3; +} + +static inline long __syscall3(long n, long a, long b, long c) +{ + register unsigned long r12 __asm__("r12") = n; + register unsigned long r3 __asm__("r3"); + register unsigned long r5 __asm__("r5") = a; + register unsigned long r6 __asm__("r6") = b; + register unsigned long r7 __asm__("r7") = c; + __asm__ __volatile__ ("brki r14, 0x8" : "=r"(r3) + : "r"(r12), "r"(r5), "r"(r6), "r"(r7) + : "memory"); + return r3; +} + +static inline long __syscall4(long n, long a, long b, long c, long d) +{ + register unsigned long r12 __asm__("r12") = n; + register unsigned long r3 __asm__("r3"); + register unsigned long r5 __asm__("r5") = a; + register unsigned long r6 __asm__("r6") = b; + register unsigned long r7 __asm__("r7") = c; + register unsigned long r8 __asm__("r8") = d; + __asm__ __volatile__ ("brki r14, 0x8" : "=r"(r3) + : "r"(r12), "r"(r5), "r"(r6), "r"(r7), "r"(r8) + : "memory"); + return r3; +} + +static inline long __syscall5(long n, long a, long b, long c, long d, long e) +{ + register unsigned long r12 __asm__("r12") = n; + register unsigned long r3 __asm__("r3"); + register unsigned long r5 __asm__("r5") = a; + register unsigned long r6 __asm__("r6") = b; + register unsigned long r7 __asm__("r7") = c; + register unsigned long r8 __asm__("r8") = d; + register unsigned long r9 __asm__("r9") = e; + __asm__ __volatile__ ("brki r14, 0x8" : "=r"(r3) + : "r"(r12), "r"(r5), "r"(r6), "r"(r7), "r"(r8), "r"(r9) + : "memory"); + return r3; +} + +static inline long __syscall6(long n, long a, long b, long c, long d, long e, long f) +{ + register unsigned long r12 __asm__("r12") = n; + register unsigned long r3 __asm__("r3"); + register unsigned long r5 __asm__("r5") = a; + register unsigned long r6 __asm__("r6") = b; + register unsigned long r7 __asm__("r7") = c; + register unsigned long r8 __asm__("r8") = d; + register unsigned long r9 __asm__("r9") = e; + register unsigned long r10 __asm__("r10") = f; + __asm__ __volatile__ ("brki r14, 0x8" : "=r"(r3) + : "r"(r12), "r"(r5), "r"(r6), "r"(r7), "r"(r8), "r"(r9), "r"(r10) + : "memory"); + return r3; +} + +#else + static inline long __syscall0(long n) { return (__syscall)(n); @@ -39,3 +134,5 @@ static inline long __syscall6(long n, long a, long b, long c, long d, long e, lo { return (__syscall)(n, a, b, c, d, e, f); } + +#endif -- 2.25.1