day1v0.0.1

3 files changed, 123 insertions, 0 deletions

diff --git a/race/doc.go b/race/doc.go
new file mode 100644
index 0000000..8fa44ce
--- /dev/null
+++ b/race/doc.go
@@ -0,0 +1,11 @@
+// Copyright 2015 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.
+
+/*
+Package race contains helper functions for manually instrumenting code for the race detector.
+
+The runtime package intentionally exports these functions only in the race build;
+this package exports them unconditionally but without the "race" build tag they are no-ops.
+*/
+package race
diff --git a/race/norace.go b/race/norace.go
new file mode 100644
index 0000000..21f9c10
--- /dev/null
+++ b/race/norace.go
@@ -0,0 +1,54 @@
+// Copyright 2015 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.
+
+//go:build !race
+
+package race
+
+import (
+	"unsafe"
+)
+
+const Enabled = false
+
+func Acquire(addr unsafe.Pointer) {
+}
+
+func Release(addr unsafe.Pointer) {
+}
+
+func ReleaseMerge(addr unsafe.Pointer) {
+}
+
+func Disable() {
+}
+
+func Enable() {
+}
+
+func Read(addr unsafe.Pointer) {
+}
+
+func ReadPC(addr unsafe.Pointer, callerpc, pc uintptr) {
+}
+
+//func ReadObjectPC(t *abi.Type, addr unsafe.Pointer, callerpc, pc uintptr) {
+//}
+
+func Write(addr unsafe.Pointer) {
+}
+
+func WritePC(addr unsafe.Pointer, callerpc, pc uintptr) {
+}
+
+//func WriteObjectPC(t *abi.Type, addr unsafe.Pointer, callerpc, pc uintptr) {
+//}
+
+func ReadRange(addr unsafe.Pointer, len int) {
+}
+
+func WriteRange(addr unsafe.Pointer, len int) {
+}
+
+func Errors() int { return 0 }
diff --git a/race/race.go b/race/race.go
new file mode 100644
index 0000000..bfcb24a
--- /dev/null
+++ b/race/race.go
@@ -0,0 +1,58 @@
+// Copyright 2015 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.
+
+//go:build race
+
+package race
+
+import (
+	"internal/abi"
+	"unsafe"
+)
+
+const Enabled = true
+
+// Functions below pushed from runtime.
+
+//go:linkname Acquire
+func Acquire(addr unsafe.Pointer)
+
+//go:linkname Release
+func Release(addr unsafe.Pointer)
+
+//go:linkname ReleaseMerge
+func ReleaseMerge(addr unsafe.Pointer)
+
+//go:linkname Disable
+func Disable()
+
+//go:linkname Enable
+func Enable()
+
+//go:linkname Read
+func Read(addr unsafe.Pointer)
+
+//go:linkname ReadPC
+func ReadPC(addr unsafe.Pointer, callerpc, pc uintptr)
+
+//go:linkname ReadObjectPC
+func ReadObjectPC(t *abi.Type, addr unsafe.Pointer, callerpc, pc uintptr)
+
+//go:linkname Write
+func Write(addr unsafe.Pointer)
+
+//go:linkname WritePC
+func WritePC(addr unsafe.Pointer, callerpc, pc uintptr)
+
+//go:linkname WriteObjectPC
+func WriteObjectPC(t *abi.Type, addr unsafe.Pointer, callerpc, pc uintptr)
+
+//go:linkname ReadRange
+func ReadRange(addr unsafe.Pointer, len int)
+
+//go:linkname WriteRange
+func WriteRange(addr unsafe.Pointer, len int)
+
+//go:linkname Errors
+func Errors() int