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package ir_test
import (
"testing"
"golang.org/x/tools/go/packages"
"honnef.co/go/tools/go/ir"
)
func BenchmarkSSA(b *testing.B) {
cfg := &packages.Config{
Mode: packages.NeedSyntax | packages.NeedTypes | packages.NeedTypesInfo,
Tests: false,
}
pkgs, err := packages.Load(cfg, "std")
if err != nil {
b.Fatal(err)
}
b.ResetTimer()
for i := 0; i < b.N; i++ {
prog := ir.NewProgram(pkgs[0].Fset, ir.GlobalDebug)
seen := map[*packages.Package]struct{}{}
var create func(pkg *packages.Package)
create = func(pkg *packages.Package) {
if _, ok := seen[pkg]; ok {
return
}
seen[pkg] = struct{}{}
prog.CreatePackage(pkg.Types, pkg.Syntax, pkg.TypesInfo, true)
for _, imp := range pkg.Imports {
create(imp)
}
}
for _, pkg := range pkgs {
create(pkg)
}
prog.Build()
}
}
|
