gcc/libgo/go/sync/export_test.go
Ian Lance Taylor 8dc2499aa6 libgo: update to Go1.18beta2
gotools/
	* Makefile.am (go_cmd_cgo_files): Add ast_go118.go
	(check-go-tool): Copy golang.org/x/tools directories.
	* Makefile.in: Regenerate.

Reviewed-on: https://go-review.googlesource.com/c/gofrontend/+/384695
2022-02-11 15:01:19 -08:00

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1.2 KiB
Go

// Copyright 2012 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 sync
// Export for testing.
var Runtime_Semacquire = runtime_Semacquire
var Runtime_Semrelease = runtime_Semrelease
var Runtime_procPin = runtime_procPin
var Runtime_procUnpin = runtime_procUnpin
// poolDequeue testing.
type PoolDequeue interface {
PushHead(val any) bool
PopHead() (any, bool)
PopTail() (any, bool)
}
func NewPoolDequeue(n int) PoolDequeue {
d := &poolDequeue{
vals: make([]eface, n),
}
// For testing purposes, set the head and tail indexes close
// to wrapping around.
d.headTail = d.pack(1<<dequeueBits-500, 1<<dequeueBits-500)
return d
}
func (d *poolDequeue) PushHead(val any) bool {
return d.pushHead(val)
}
func (d *poolDequeue) PopHead() (any, bool) {
return d.popHead()
}
func (d *poolDequeue) PopTail() (any, bool) {
return d.popTail()
}
func NewPoolChain() PoolDequeue {
return new(poolChain)
}
func (c *poolChain) PushHead(val any) bool {
c.pushHead(val)
return true
}
func (c *poolChain) PopHead() (any, bool) {
return c.popHead()
}
func (c *poolChain) PopTail() (any, bool) {
return c.popTail()
}