diff --git a/unix/gccgo.go b/unix/gccgo.go index 40bed3fa..50062e3c 100644 --- a/unix/gccgo.go +++ b/unix/gccgo.go @@ -11,9 +11,19 @@ import "syscall" // We can't use the gc-syntax .s files for gccgo. On the plus side // much of the functionality can be written directly in Go. +//extern gccgoRealSyscallNoError +func realSyscallNoError(trap, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r uintptr) + //extern gccgoRealSyscall func realSyscall(trap, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r, errno uintptr) +func SyscallNoError(trap, a1, a2, a3 uintptr) (r1, r2 uintptr) { + syscall.Entersyscall() + r := realSyscallNoError(trap, a1, a2, a3, 0, 0, 0, 0, 0, 0) + syscall.Exitsyscall() + return r, 0 +} + func Syscall(trap, a1, a2, a3 uintptr) (r1, r2 uintptr, err syscall.Errno) { syscall.Entersyscall() r, errno := realSyscall(trap, a1, a2, a3, 0, 0, 0, 0, 0, 0) @@ -35,6 +45,11 @@ func Syscall9(trap, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, return r, 0, syscall.Errno(errno) } +func RawSyscallNoError(trap, a1, a2, a3 uintptr) (r1, r2 uintptr) { + r := realSyscallNoError(trap, a1, a2, a3, 0, 0, 0, 0, 0, 0) + return r, 0 +} + func RawSyscall(trap, a1, a2, a3 uintptr) (r1, r2 uintptr, err syscall.Errno) { r, errno := realSyscall(trap, a1, a2, a3, 0, 0, 0, 0, 0, 0) return r, 0, syscall.Errno(errno) diff --git a/unix/gccgo_c.c b/unix/gccgo_c.c index 99a774f2..24e96b11 100644 --- a/unix/gccgo_c.c +++ b/unix/gccgo_c.c @@ -31,6 +31,12 @@ gccgoRealSyscall(uintptr_t trap, uintptr_t a1, uintptr_t a2, uintptr_t a3, uintp return r; } +uintptr_t +gccgoRealSyscallNoError(uintptr_t trap, uintptr_t a1, uintptr_t a2, uintptr_t a3, uintptr_t a4, uintptr_t a5, uintptr_t a6, uintptr_t a7, uintptr_t a8, uintptr_t a9) +{ + return syscall(trap, a1, a2, a3, a4, a5, a6, a7, a8, a9); +} + // Define the use function in C so that it is not inlined. extern void use(void *) __asm__ (GOSYM_PREFIX GOPKGPATH ".use") __attribute__((noinline));