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| author | Ian Lance Taylor <iant@golang.org> | 2021-09-13 10:37:49 -0700 |
|---|---|---|
| committer | Ian Lance Taylor <iant@golang.org> | 2021-09-13 10:37:49 -0700 |
| commit | e252b51ccde010cbd2a146485d8045103cd99533 (patch) | |
| tree | e060f101cdc32bf5e520de8e5275db9d4236b74c /libgo/go/runtime/chan.go | |
| parent | f10c7c4596dda99d2ee872c995ae4aeda65adbdf (diff) | |
| parent | 104c05c5284b7822d770ee51a7d91946c7e56d50 (diff) | |
| download | gcc-e252b51ccde010cbd2a146485d8045103cd99533.zip gcc-e252b51ccde010cbd2a146485d8045103cd99533.tar.gz gcc-e252b51ccde010cbd2a146485d8045103cd99533.tar.bz2 | |
Merge from trunk revision 104c05c5284b7822d770ee51a7d91946c7e56d50.
Diffstat (limited to 'libgo/go/runtime/chan.go')
| -rw-r--r-- | libgo/go/runtime/chan.go | 31 |
1 files changed, 3 insertions, 28 deletions
diff --git a/libgo/go/runtime/chan.go b/libgo/go/runtime/chan.go index 7878a8f..e3d0ad5 100644 --- a/libgo/go/runtime/chan.go +++ b/libgo/go/runtime/chan.go @@ -33,7 +33,6 @@ import ( //go:linkname closechan //go:linkname selectnbsend //go:linkname selectnbrecv -//go:linkname selectnbrecv2 const ( maxAlign = 8 @@ -712,28 +711,6 @@ func selectnbsend(c *hchan, elem unsafe.Pointer) (selected bool) { // compiler implements // // select { -// case v = <-c: -// ... foo -// default: -// ... bar -// } -// -// as -// -// if selectnbrecv(&v, c) { -// ... foo -// } else { -// ... bar -// } -// -func selectnbrecv(elem unsafe.Pointer, c *hchan) (selected bool) { - selected, _ = chanrecv(c, elem, false) - return -} - -// compiler implements -// -// select { // case v, ok = <-c: // ... foo // default: @@ -742,16 +719,14 @@ func selectnbrecv(elem unsafe.Pointer, c *hchan) (selected bool) { // // as // -// if c != nil && selectnbrecv2(&v, &ok, c) { +// if selected, ok = selectnbrecv(&v, c); selected { // ... foo // } else { // ... bar // } // -func selectnbrecv2(elem unsafe.Pointer, received *bool, c *hchan) (selected bool) { - // TODO(khr): just return 2 values from this function, now that it is in Go. - selected, *received = chanrecv(c, elem, false) - return +func selectnbrecv(elem unsafe.Pointer, c *hchan) (selected, received bool) { + return chanrecv(c, elem, false) } //go:linkname reflect_chansend reflect.chansend |