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|
package main
import "text/template"
// level 2 aggregation (tensor.StdEng) templates
const cmpPrepRaw = `var safe, same bool
if reuse, safe, _, _, same, err = handleFuncOpts({{.VecVar}}.Shape(), {{.VecVar}}.Dtype(), {{.VecVar}}.DataOrder(),false, opts...); err != nil{
return nil, errors.Wrap(err, "Unable to handle funcOpts")
}
if !safe {
same = true
}
`
const arithPrepRaw = `var safe, toReuse, incr bool
if reuse, safe, toReuse, incr, _, err = handleFuncOpts({{.VecVar}}.Shape(), {{.VecVar}}.Dtype(), {{.VecVar}}.DataOrder(), true, opts...); err != nil{
return nil, errors.Wrap(err, "Unable to handle funcOpts")
}
`
const minmaxPrepRaw = `var safe bool
if reuse, safe, _, _, _, err = handleFuncOpts({{.VecVar}}.Shape(), {{.VecVar}}.Dtype(), {{.VecVar}}.DataOrder(), true, opts...); err != nil{
return nil, errors.Wrap(err, "Unable to handle funcOpts")
}
`
const prepVVRaw = `if err = binaryCheck(a, b, {{.TypeClassCheck | lower}}Types); err != nil {
return nil, errors.Wrapf(err, "{{.Name}} failed")
}
var reuse DenseTensor
{{template "prep" . -}}
typ := a.Dtype().Type
var dataA, dataB, dataReuse *storage.Header
var ait, bit, iit Iterator
var useIter, swap bool
if dataA, dataB, dataReuse, ait, bit, iit, useIter, swap, err = prepDataVV(a, b, reuse); err != nil {
return nil, errors.Wrapf(err, "StdEng.{{.Name}}")
}
`
const prepMixedRaw = `if err = unaryCheck(t, {{.TypeClassCheck | lower}}Types); err != nil {
return nil, errors.Wrapf(err, "{{.Name}} failed")
}
if err = scalarDtypeCheck(t, s); err != nil {
return nil, errors.Wrap(err, "{{.Name}} failed")
}
var reuse DenseTensor
{{template "prep" . -}}
a := t
typ := t.Dtype().Type
var ait, bit, iit Iterator
var dataA, dataB, dataReuse, scalarHeader *storage.Header
var useIter, newAlloc bool
if leftTensor {
if dataA, dataB, dataReuse, ait, iit, useIter, newAlloc, err = prepDataVS(t, s, reuse); err != nil {
return nil, errors.Wrapf(err, opFail, "StdEng.{{.Name}}")
}
scalarHeader = dataB
} else {
if dataA, dataB, dataReuse, bit, iit, useIter, newAlloc, err = prepDataSV(s, t, reuse); err != nil {
return nil, errors.Wrapf(err, opFail, "StdEng.{{.Name}}")
}
scalarHeader = dataA
}
`
const prepUnaryRaw = `if err = unaryCheck(a, {{.TypeClassCheck | lower}}Types); err != nil {
err = errors.Wrapf(err, "{{.Name}} failed")
return
}
var reuse DenseTensor
var safe, toReuse, incr bool
if reuse, safe, toReuse, incr, _, err = handleFuncOpts(a.Shape(), a.Dtype(), a.DataOrder(), true, opts...); err != nil {
return nil, errors.Wrap(err, "Unable to handle funcOpts")
}
typ := a.Dtype().Type
var ait, rit Iterator
var dataA, dataReuse *storage.Header
var useIter bool
if dataA, dataReuse, ait, rit, useIter, err = prepDataUnary(a, reuse); err != nil{
return nil, errors.Wrapf(err, opFail, "StdEng.{{.Name}}")
}
`
const agg2BodyRaw = `if useIter {
switch {
case incr:
err = e.E.{{.Name}}IterIncr(typ, dataA, dataB, dataReuse, ait, bit, iit)
retVal = reuse
{{if .VV -}}
case toReuse:
storage.CopyIter(typ,dataReuse, dataA, iit, ait)
ait.Reset()
iit.Reset()
err = e.E.{{.Name}}Iter(typ, dataReuse, dataB, iit, bit)
retVal = reuse
{{else -}}
case toReuse && leftTensor:
storage.CopyIter(typ, dataReuse, dataA, iit, ait)
ait.Reset()
iit.Reset()
err = e.E.{{.Name}}Iter(typ, dataReuse, dataB, iit, bit)
retVal = reuse
case toReuse && !leftTensor:
storage.CopyIter(typ, dataReuse, dataB, iit, bit)
iit.Reset()
bit.Reset()
err = e.E.{{.Name}}Iter(typ, dataA, dataReuse, ait, iit)
retVal = reuse
{{end -}}
case !safe:
err = e.E.{{.Name}}Iter(typ, dataA, dataB, ait, bit)
retVal = a
default:
{{if .VV -}}
if swap {
retVal = b.Clone().(Tensor)
}else{
retVal = a.Clone().(Tensor)
}
err = e.E.{{.Name}}Iter(typ, retVal.hdr(), dataB, ait, bit)
{{else -}}
retVal = a.Clone().(Tensor)
if leftTensor {
err = e.E.{{.Name}}Iter(typ, retVal.hdr(), dataB, ait, bit)
} else {
err = e.E.{{.Name}}Iter(typ, dataA, retVal.hdr(), ait, bit)
}
{{end -}}
}
{{if not .VV -}}
if newAlloc{
freeScalar(scalarHeader.Raw)
}
returnHeader(scalarHeader)
{{end -}}
return
}
switch {
case incr:
err = e.E.{{.Name}}Incr(typ, dataA, dataB, dataReuse)
retVal = reuse
{{if .VV -}}
case toReuse:
err = e.E.{{.Name}}Recv(typ, dataA, dataB, dataReuse)
retVal = reuse
{{else -}}
case toReuse && leftTensor:
storage.Copy(typ, dataReuse, dataA)
err = e.E.{{.Name}}(typ, dataReuse, dataB)
retVal = reuse
case toReuse && !leftTensor:
storage.Copy(typ, dataReuse, dataB)
err = e.E.{{.Name}}(typ, dataA, dataReuse)
{{if not .VV -}}
if t.Shape().IsScalarEquiv() {
storage.Copy(typ, dataReuse, dataA)
}
{{end -}}
retVal = reuse
{{end -}}
case !safe:
err = e.E.{{.Name}}(typ, dataA, dataB)
{{if not .VV -}}
if t.Shape().IsScalarEquiv() && !leftTensor {
storage.Copy(typ, dataB, dataA)
}
{{end -}}
retVal = a
default:
{{if .VV -}}
if swap {
retVal = b.Clone().(Tensor)
}else{
retVal = a.Clone().(Tensor)
}
err = e.E.{{.Name}}(typ, retVal.hdr(), dataB)
{{else -}}
retVal = a.Clone().(Tensor)
if !leftTensor {
storage.Fill(typ, retVal.hdr(), dataA)
}
err = e.E.{{.Name}}(typ, retVal.hdr(), dataB)
{{end -}}
}
{{if not .VV -}}
if newAlloc{
freeScalar(scalarHeader.Raw)
}
returnHeader(scalarHeader)
{{end -}}
return
`
const agg2CmpBodyRaw = `// check to see if anything needs to be created
switch {
case same && safe && reuse == nil:
{{if .VV -}}
if swap{
reuse = NewDense(b.Dtype(), b.Shape().Clone(), WithEngine(e))
} else{
reuse = NewDense(a.Dtype(), a.Shape().Clone(), WithEngine(e))
}
{{else -}}
reuse = NewDense(a.Dtype(), a.Shape().Clone(), WithEngine(e))
{{end -}}
dataReuse = reuse.hdr()
if useIter{
iit = IteratorFromDense(reuse)
}
case !same && safe && reuse == nil:
reuse = NewDense(Bool, a.Shape().Clone(), WithEngine(e))
dataReuse = reuse.hdr()
if useIter{
iit = IteratorFromDense(reuse)
}
}
if useIter {
switch {
case !safe && same && reuse == nil:
err = e.E.{{.Name}}SameIter(typ, dataA, dataB, ait, bit)
retVal = a
{{if .VV -}}
case same && safe && reuse != nil:
storage.CopyIter(typ,dataReuse,dataA, iit, ait)
ait.Reset()
iit.Reset()
err = e.E.{{.Name}}SameIter(typ, dataReuse, dataB, iit, bit)
retVal = reuse
{{else -}}
case same && safe && reuse != nil && !leftTensor:
storage.CopyIter(typ,dataReuse,dataB, iit, bit)
bit.Reset()
iit.Reset()
err = e.E.{{.Name}}SameIter(typ, dataA, dataReuse, ait, bit)
retVal = reuse
case same && safe && reuse != nil && leftTensor:
storage.CopyIter(typ,dataReuse,dataA, iit, ait)
ait.Reset()
iit.Reset()
err = e.E.{{.Name}}SameIter(typ, dataReuse, dataB, iit, bit)
retVal = reuse
{{end -}}
default: // safe && bool
err = e.E.{{.Name}}Iter(typ, dataA, dataB, dataReuse, ait, bit, iit)
retVal = reuse
}
{{if not .VV -}}
if newAlloc{
freeScalar(scalarHeader.Raw)
}
returnHeader(scalarHeader)
{{end -}}
return
}
{{if not .VV -}}
// handle special case where A and B have both len 1
if len(dataA.Raw) == int(typ.Size()) && len(dataB.Raw) == int(typ.Size()) {
switch {
case same && safe && reuse != nil && leftTensor:
storage.Copy(typ,dataReuse,dataA)
err = e.E.{{.Name}}Same(typ, dataReuse, dataB)
retVal = reuse
return
case same && safe && reuse != nil && !leftTensor:
storage.Copy(typ,dataReuse,dataB)
err = e.E.{{.Inv}}Same(typ, dataReuse, dataA)
retVal = reuse
return
}
}
{{end -}}
// standard
switch {
case !safe && same && reuse == nil:
err = e.E.{{.Name}}Same(typ, dataA, dataB)
retVal = a
{{if .VV -}}
case same && safe && reuse != nil:
storage.Copy(typ,dataReuse,dataA)
err = e.E.{{.Name}}Same(typ, dataReuse, dataB)
retVal = reuse
{{else -}}
case same && safe && reuse != nil && leftTensor:
storage.Copy(typ,dataReuse,dataA)
err = e.E.{{.Name}}Same(typ, dataReuse, dataB)
retVal = reuse
case same && safe && reuse != nil && !leftTensor:
storage.Copy(typ,dataReuse,dataB)
err = e.E.{{.Name}}Same(typ, dataA, dataReuse)
retVal = reuse
{{end -}}
default:
err = e.E.{{.Name}}(typ, dataA, dataB, dataReuse)
retVal = reuse
}
{{if not .VV -}}
if newAlloc{
freeScalar(scalarHeader.Raw)
}
returnHeader(scalarHeader)
{{end -}}
return
`
const agg2MinMaxBodyRaw = `// check to see if anything needs to be created
if reuse == nil{
{{if .VV -}}
if swap{
reuse = NewDense(b.Dtype(), b.Shape().Clone(), WithEngine(e))
} else{
reuse = NewDense(a.Dtype(), a.Shape().Clone(), WithEngine(e))
}
{{else -}}
reuse = NewDense(a.Dtype(), a.Shape().Clone(), WithEngine(e))
{{end -}}
dataReuse = reuse.hdr()
if useIter{
iit = IteratorFromDense(reuse)
}
}
if useIter {
switch {
case !safe && reuse == nil:
err = e.E.{{.Name}}Iter(typ, dataA, dataB, ait, bit)
retVal = a
{{if .VV -}}
case safe && reuse != nil:
storage.CopyIter(typ,dataReuse,dataA, iit, ait)
ait.Reset()
iit.Reset()
err = e.E.{{.Name}}Iter(typ, dataReuse, dataB, iit, bit)
retVal = reuse
{{else -}}
case safe && reuse != nil && !leftTensor:
storage.CopyIter(typ,dataReuse,dataB, iit, bit)
bit.Reset()
iit.Reset()
err = e.E.{{.Name}}Iter(typ, dataA, dataReuse, ait, bit)
retVal = reuse
case safe && reuse != nil && leftTensor:
storage.CopyIter(typ,dataReuse,dataA, iit, ait)
ait.Reset()
iit.Reset()
err = e.E.{{.Name}}Iter(typ, dataReuse, dataB, iit, bit)
retVal = reuse
{{end -}}
default: // safe && bool
panic("Unreachable")
}
{{if not .VV -}}
if newAlloc{
freeScalar(scalarHeader.Raw)
}
returnHeader(scalarHeader)
{{end -}}
return
}
{{if not .VV -}}
// handle special case where A and B have both len 1
if len(dataA.Raw) == int(typ.Size()) && len(dataB.Raw) == int(typ.Size()) {
switch {
case safe && reuse != nil && leftTensor:
storage.Copy(typ,dataReuse,dataA)
err = e.E.{{.Name}}(typ, dataReuse, dataB)
retVal = reuse
return
case safe && reuse != nil && !leftTensor:
storage.Copy(typ,dataReuse,dataB)
err = e.E.{{.Name}}(typ, dataReuse, dataA)
retVal = reuse
return
}
}
{{end -}}
// standard
switch {
case !safe && reuse == nil:
err = e.E.{{.Name}}(typ, dataA, dataB)
retVal = a
{{if .VV -}}
case safe && reuse != nil:
storage.Copy(typ,dataReuse,dataA)
err = e.E.{{.Name}}(typ, dataReuse, dataB)
retVal = reuse
{{else -}}
case safe && reuse != nil && leftTensor:
storage.Copy(typ,dataReuse,dataA)
err = e.E.{{.Name}}(typ, dataReuse, dataB)
retVal = reuse
case safe && reuse != nil && !leftTensor:
storage.Copy(typ,dataReuse,dataB)
err = e.E.{{.Name}}(typ, dataA, dataReuse)
retVal = reuse
{{end -}}
default:
panic("Unreachable")
}
{{if not .VV -}}
if newAlloc{
freeScalar(scalarHeader.Raw)
}
returnHeader(scalarHeader)
{{end -}}
return
`
const agg2UnaryBodyRaw = `
if useIter{
switch {
case incr:
cloned:= a.Clone().(Tensor)
if err = e.E.{{.Name}}Iter(typ, cloned.hdr(), ait); err != nil {
return nil, errors.Wrap(err, "Unable to perform {{.Name}}")
}
ait.Reset()
err = e.E.AddIter(typ, dataReuse, cloned.hdr(), rit, ait)
retVal = reuse
case toReuse:
storage.CopyIter(typ, dataReuse, dataA, rit, ait)
rit.Reset()
err = e.E.{{.Name}}Iter(typ, dataReuse, rit)
retVal = reuse
case !safe:
err = e.E.{{.Name}}Iter(typ, dataA, ait)
retVal = a
default: // safe by default
cloned := a.Clone().(Tensor)
err = e.E.{{.Name}}Iter(typ, cloned.hdr(), ait)
retVal = cloned
}
return
}
switch {
case incr:
cloned := a.Clone().(Tensor)
if err = e.E.{{.Name}}(typ, cloned.hdr()); err != nil {
return nil, errors.Wrap(err, "Unable to perform {{.Name}}")
}
err = e.E.Add(typ, dataReuse, cloned.hdr())
retVal = reuse
case toReuse:
storage.Copy(typ, dataReuse, dataA)
err = e.E.{{.Name}}(typ, dataReuse)
retVal = reuse
case !safe:
err = e.E.{{.Name}}(typ, dataA)
retVal = a
default: // safe by default
cloned := a.Clone().(Tensor)
err = e.E.{{.Name}}(typ, cloned.hdr())
retVal = cloned
}
return
`
var (
prepVV *template.Template
prepMixed *template.Template
prepUnary *template.Template
agg2Body *template.Template
agg2CmpBody *template.Template
agg2UnaryBody *template.Template
agg2MinMaxBody *template.Template
)
func init() {
prepVV = template.Must(template.New("prepVV").Funcs(funcs).Parse(prepVVRaw))
prepMixed = template.Must(template.New("prepMixed").Funcs(funcs).Parse(prepMixedRaw))
prepUnary = template.Must(template.New("prepUnary").Funcs(funcs).Parse(prepUnaryRaw))
agg2Body = template.Must(template.New("agg2body").Funcs(funcs).Parse(agg2BodyRaw))
agg2CmpBody = template.Must(template.New("agg2CmpBody").Funcs(funcs).Parse(agg2CmpBodyRaw))
agg2UnaryBody = template.Must(template.New("agg2UnaryBody").Funcs(funcs).Parse(agg2UnaryBodyRaw))
agg2MinMaxBody = template.Must(template.New("agg2MinMaxBody").Funcs(funcs).Parse(agg2MinMaxBodyRaw))
}
|
