diff options
| author | Ian Gudger <igudger@google.com> | 2020-01-10 13:33:12 -0800 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2020-01-10 13:34:48 -0800 |
| commit | 6b83111499e9a8f42b6aa3998839922ba70eefdc (patch) | |
| tree | 39f0a625314eea198ffb8768974239d1dd532211 /pkg/goid/goid_amd64.s | |
| parent | dacd349d6fb4fc7453b1fbf694158fd25496ed42 (diff) | |
goid: new package
Allows retrieving the goroutine ID for concurrency testing when the race
detector is enabled.
Updates #1472
PiperOrigin-RevId: 289155308
Diffstat (limited to 'pkg/goid/goid_amd64.s')
| -rw-r--r-- | pkg/goid/goid_amd64.s | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/pkg/goid/goid_amd64.s b/pkg/goid/goid_amd64.s new file mode 100644 index 000000000..d9f5cd2a3 --- /dev/null +++ b/pkg/goid/goid_amd64.s @@ -0,0 +1,21 @@ +// Copyright 2020 The gVisor Authors. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +#include "textflag.h" + +// func getg() *g +TEXT ·getg(SB),NOSPLIT,$0-8 + MOVQ (TLS), R14 + MOVQ R14, ret+0(FP) + RET |