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-rw-r--r--src/runtime/align_runtime_test.go51
1 files changed, 51 insertions, 0 deletions
diff --git a/src/runtime/align_runtime_test.go b/src/runtime/align_runtime_test.go
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+++ b/src/runtime/align_runtime_test.go
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+// Copyright 2022 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.
+
+// This file lives in the runtime package
+// so we can get access to the runtime guts.
+// The rest of the implementation of this test is in align_test.go.
+
+package runtime
+
+import "unsafe"
+
+// AtomicFields is the set of fields on which we perform 64-bit atomic
+// operations (all the *64 operations in runtime/internal/atomic).
+var AtomicFields = []uintptr{
+ unsafe.Offsetof(m{}.procid),
+ unsafe.Offsetof(p{}.gcFractionalMarkTime),
+ unsafe.Offsetof(profBuf{}.overflow),
+ unsafe.Offsetof(profBuf{}.overflowTime),
+ unsafe.Offsetof(heapStatsDelta{}.tinyAllocCount),
+ unsafe.Offsetof(heapStatsDelta{}.smallAllocCount),
+ unsafe.Offsetof(heapStatsDelta{}.smallFreeCount),
+ unsafe.Offsetof(heapStatsDelta{}.largeAlloc),
+ unsafe.Offsetof(heapStatsDelta{}.largeAllocCount),
+ unsafe.Offsetof(heapStatsDelta{}.largeFree),
+ unsafe.Offsetof(heapStatsDelta{}.largeFreeCount),
+ unsafe.Offsetof(heapStatsDelta{}.committed),
+ unsafe.Offsetof(heapStatsDelta{}.released),
+ unsafe.Offsetof(heapStatsDelta{}.inHeap),
+ unsafe.Offsetof(heapStatsDelta{}.inStacks),
+ unsafe.Offsetof(heapStatsDelta{}.inPtrScalarBits),
+ unsafe.Offsetof(heapStatsDelta{}.inWorkBufs),
+ unsafe.Offsetof(lfnode{}.next),
+ unsafe.Offsetof(mstats{}.last_gc_nanotime),
+ unsafe.Offsetof(mstats{}.last_gc_unix),
+ unsafe.Offsetof(workType{}.bytesMarked),
+}
+
+// AtomicVariables is the set of global variables on which we perform
+// 64-bit atomic operations.
+var AtomicVariables = []unsafe.Pointer{
+ unsafe.Pointer(&ncgocall),
+ unsafe.Pointer(&test_z64),
+ unsafe.Pointer(&blockprofilerate),
+ unsafe.Pointer(&mutexprofilerate),
+ unsafe.Pointer(&gcController),
+ unsafe.Pointer(&memstats),
+ unsafe.Pointer(&sched),
+ unsafe.Pointer(&ticks),
+ unsafe.Pointer(&work),
+}