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// Copyright 2010 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.
// Export guts for testing.
package runtime
import "unsafe"
var Fadd64 = fadd64
var Fsub64 = fsub64
var Fmul64 = fmul64
var Fdiv64 = fdiv64
var F64to32 = f64to32
var F32to64 = f32to64
var Fcmp64 = fcmp64
var Fintto64 = fintto64
var F64toint = f64toint
// in asm_*.s
func stackguard() (sp, limit uintptr)
var Entersyscall = entersyscall
var Exitsyscall = exitsyscall
var LockedOSThread = lockedOSThread
type LFNode struct {
Next uint64
Pushcnt uintptr
}
func lfstackpush_m()
func lfstackpop_m()
func LFStackPush(head *uint64, node *LFNode) {
lfstackpush(head, (*lfnode)(unsafe.Pointer(node)))
}
func LFStackPop(head *uint64) *LFNode {
return (*LFNode)(unsafe.Pointer(lfstackpop(head)))
}
type ParFor struct {
body *byte
done uint32
Nthr uint32
nthrmax uint32
thrseq uint32
Cnt uint32
Ctx *byte
wait bool
}
func newparfor_m()
func parforsetup_m()
func parfordo_m()
func parforiters_m()
func NewParFor(nthrmax uint32) *ParFor {
var desc *ParFor
systemstack(func() {
desc = (*ParFor)(unsafe.Pointer(parforalloc(nthrmax)))
})
return desc
}
func ParForSetup(desc *ParFor, nthr, n uint32, ctx *byte, wait bool, body func(*ParFor, uint32)) {
systemstack(func() {
parforsetup((*parfor)(unsafe.Pointer(desc)), nthr, n, unsafe.Pointer(ctx), wait,
*(*func(*parfor, uint32))(unsafe.Pointer(&body)))
})
}
func ParForDo(desc *ParFor) {
systemstack(func() {
parfordo((*parfor)(unsafe.Pointer(desc)))
})
}
func ParForIters(desc *ParFor, tid uint32) (uint32, uint32) {
desc1 := (*parfor)(unsafe.Pointer(desc))
pos := desc_thr_index(desc1, tid).pos
return uint32(pos), uint32(pos >> 32)
}
func GCMask(x interface{}) (ret []byte) {
e := (*eface)(unsafe.Pointer(&x))
s := (*slice)(unsafe.Pointer(&ret))
systemstack(func() {
var len uintptr
getgcmask(e.data, e._type, &s.array, &len)
s.len = uint(len)
s.cap = s.len
})
return
}
func RunSchedLocalQueueTest() {
systemstack(testSchedLocalQueue)
}
func RunSchedLocalQueueStealTest() {
systemstack(testSchedLocalQueueSteal)
}
var HaveGoodHash = haveGoodHash
var StringHash = stringHash
var BytesHash = bytesHash
var Int32Hash = int32Hash
var Int64Hash = int64Hash
var EfaceHash = efaceHash
var IfaceHash = ifaceHash
var MemclrBytes = memclrBytes
var HashLoad = &hashLoad
// For testing.
func GogoBytes() int32 {
return _RuntimeGogoBytes
}
// entry point for testing
func GostringW(w []uint16) (s string) {
systemstack(func() {
s = gostringw(&w[0])
})
return
}
var Gostringnocopy = gostringnocopy
var Maxstring = &maxstring
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