Implement new syscall package.

Calls to library functions now use entersyscall and
exitsyscall as appropriate.  This is a first step toward
multiplexing goroutines onto threads.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@180345 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 27 insertions, 0 deletions

diff --git a/libgo/go/syscall/syscall_stubs.go b/libgo/go/syscall/syscall_stubs.go
new file mode 100644
index 00000000000..76c05cb546a
--- /dev/null
+++ b/libgo/go/syscall/syscall_stubs.go
@@ -0,0 +1,27 @@
+// Copyright 2010 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// These are stubs.
+
+package syscall
+
+func Syscall(trap, a1, a2, a3 uintptr) (r1, r2, err uintptr) {
+	z := -1
+	return uintptr(z), 0, uintptr(ENOSYS)
+}
+
+func Syscall6(trap, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2, err uintptr) {
+	z := -1
+	return uintptr(z), 0, uintptr(ENOSYS)
+}
+
+func RawSyscall(trap, a1, a2, a3 uintptr) (r1, r2, err uintptr) {
+	z := -1
+	return uintptr(z), 0, uintptr(ENOSYS)
+}
+
+func RawSyscall6(trap, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2, err uintptr) {
+	z := -1
+	return uintptr(z), 0, uintptr(ENOSYS)
+}