diff options
Diffstat (limited to 'src/cmd/compile/internal/devirtualize/devirtualize.go')
| -rw-r--r-- | src/cmd/compile/internal/devirtualize/devirtualize.go | 18 |
1 files changed, 3 insertions, 15 deletions
diff --git a/src/cmd/compile/internal/devirtualize/devirtualize.go b/src/cmd/compile/internal/devirtualize/devirtualize.go index 9e26f66a1c..5d1b952627 100644 --- a/src/cmd/compile/internal/devirtualize/devirtualize.go +++ b/src/cmd/compile/internal/devirtualize/devirtualize.go @@ -18,22 +18,9 @@ import ( "cmd/compile/internal/types" ) -// Static devirtualizes calls within fn where possible when the concrete callee +// StaticCall devirtualizes the given call if possible when the concrete callee // is available statically. -func Static(fn *ir.Func) { - ir.CurFunc = fn - - ir.VisitList(fn.Body, func(n ir.Node) { - switch n := n.(type) { - case *ir.CallExpr: - staticCall(n) - } - }) -} - -// staticCall devirtualizes the given call if possible when the concrete callee -// is available statically. -func staticCall(call *ir.CallExpr) { +func StaticCall(call *ir.CallExpr) { // For promoted methods (including value-receiver methods promoted // to pointer-receivers), the interface method wrapper may contain // expressions that can panic (e.g., ODEREF, ODOTPTR, @@ -51,6 +38,7 @@ func staticCall(call *ir.CallExpr) { if call.Op() != ir.OCALLINTER { return } + sel := call.Fun.(*ir.SelectorExpr) r := ir.StaticValue(sel.X) if r.Op() != ir.OCONVIFACE { |