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62f88b6dc8
This is the only case where Align is assigned outside of package types. Rather than adding a SetAlign method, adding a RecalcSize function is a bit more descriptive. Change-Id: I1b3c01ebd0e41183665baa63c926592865bbbd0b Reviewed-on: https://go-review.googlesource.com/c/go/+/345479 Trust: Matthew Dempsky <mdempsky@google.com> Run-TryBot: Matthew Dempsky <mdempsky@google.com> Reviewed-by: Robert Griesemer <gri@golang.org> TryBot-Result: Go Bot <gobot@golang.org>
74 lines
1.9 KiB
Go
74 lines
1.9 KiB
Go
// Copyright 2021 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package noder
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import (
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"cmd/compile/internal/base"
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"cmd/compile/internal/ir"
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"cmd/compile/internal/syntax"
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"cmd/compile/internal/typecheck"
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"cmd/compile/internal/types"
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"cmd/internal/src"
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)
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func (g *irgen) funcBody(fn *ir.Func, recv *syntax.Field, sig *syntax.FuncType, block *syntax.BlockStmt) {
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typecheck.Func(fn)
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// TODO(mdempsky): Remove uses of ir.CurFunc and
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// typecheck.DeclContext after we stop relying on typecheck
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// for desugaring.
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outerfn, outerctxt := ir.CurFunc, typecheck.DeclContext
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ir.CurFunc = fn
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typ := fn.Type()
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if param := typ.Recv(); param != nil {
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g.defParam(param, recv, ir.PPARAM)
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}
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for i, param := range typ.Params().FieldSlice() {
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g.defParam(param, sig.ParamList[i], ir.PPARAM)
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}
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for i, result := range typ.Results().FieldSlice() {
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g.defParam(result, sig.ResultList[i], ir.PPARAMOUT)
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}
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// We may have type-checked a call to this function already and
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// calculated its size, including parameter offsets. Now that we've
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// created the parameter Names, force a recalculation to ensure
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// their offsets are correct.
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types.RecalcSize(typ)
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if block != nil {
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typecheck.DeclContext = ir.PAUTO
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fn.Body = g.stmts(block.List)
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if fn.Body == nil {
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fn.Body = []ir.Node{ir.NewBlockStmt(src.NoXPos, nil)}
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}
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fn.Endlineno = g.makeXPos(block.Rbrace)
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if base.Flag.Dwarf {
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g.recordScopes(fn, sig)
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}
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}
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ir.CurFunc, typecheck.DeclContext = outerfn, outerctxt
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}
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func (g *irgen) defParam(param *types.Field, decl *syntax.Field, class ir.Class) {
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typecheck.DeclContext = class
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var name *ir.Name
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if decl.Name != nil {
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name, _ = g.def(decl.Name)
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} else if class == ir.PPARAMOUT {
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name = g.obj(g.info.Implicits[decl])
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}
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if name != nil {
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param.Nname = name
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param.Sym = name.Sym() // in case it was renamed
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}
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}
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