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llgo/ssa: abiMethodOf; AfterInit bugfix

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This commit is contained in:
xushiwei
2024-05-27 14:32:23 +08:00
parent c0a156f347
commit 8e89dc8aa9
10 changed files with 567 additions and 266 deletions
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47
ssa/interface.go
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@@ -93,6 +93,21 @@ func (b Builder) abiImethodOf(m *types.Func) Expr {
return b.aggregateValue(prog.rtType("Imethod"), name.impl, typ.impl)
}
// Method{name string, typ *FuncType, ifn, tfn abi.Text}
func (b Builder) abiMethodOf(m *types.Func) Expr {
prog := b.Prog
mName := m.Name()
mSig := m.Type().(*types.Signature)
fullName := FuncName(m.Pkg(), mName, mSig.Recv())
name := b.Str(mName)
fn := b.Pkg.NewFunc(fullName, mSig, InGo)
sig := fn.raw.Type.(*types.Signature)
sig = types.NewSignatureType(nil, nil, nil, sig.Params(), sig.Results(), sig.Variadic())
typ := b.abiType(sig)
// TODO(xsw): ifn, tfn
return b.aggregateValue(prog.rtType("Method"), name.impl, typ.impl, fn.impl, fn.impl)
}
// func Interface(pkgPath string, methods []abi.Imethod)
func (b Builder) abiInterfaceOf(t *types.Interface) Expr {
prog := b.Prog
@@ -112,21 +127,32 @@ func (b Builder) abiInterfaceOf(t *types.Interface) Expr {
// func Named(pkgPath, name string, underlying *Type, methods []abi.Method)
func (b Builder) abiNamedOf(t *types.Named) Expr {
under := b.abiTypeOf(t.Underlying())
tunder := t.Underlying()
under := b.abiType(tunder)
path := abi.PathOf(t.Obj().Pkg())
name := NameOf(t)
prog := b.Prog
pkg := b.Pkg
fn := pkg.rtFunc("Named")
tSlice := lastParamType(prog, fn)
// TODO(xsw): methods
methods := prog.Zero(tSlice)
var fn = pkg.rtFunc("Named")
var tSlice = lastParamType(prog, fn)
var methods Expr
if _, ok := tunder.(*types.Interface); ok {
methods = prog.Zero(tSlice)
} else {
n := t.NumMethods()
mths := make([]Expr, n)
for i := 0; i < n; i++ {
m := t.Method(i)
mths[i] = b.abiMethodOf(m)
}
methods = b.SliceLit(tSlice, mths...)
}
return b.Call(fn, b.Str(path), b.Str(name), under, methods)
}
func (b Builder) abiPointerOf(t *types.Pointer) Expr {
elem := b.abiTypeOf(t.Elem())
elem := b.abiType(t.Elem())
return b.Call(b.Pkg.rtFunc("PointerTo"), elem)
}
@@ -226,8 +252,7 @@ func (b Builder) unsafeInterface(rawIntf *types.Interface, t Expr, data llvm.Val
return b.unsafeIface(itab.impl, data)
}
func iMethodOf(rawIntf *types.Interface, method *types.Func) int {
name := method.Name()
func iMethodOf(rawIntf *types.Interface, name string) int {
n := rawIntf.NumMethods()
for i := 0; i < n; i++ {
m := rawIntf.Method(i)
@@ -243,11 +268,11 @@ func iMethodOf(rawIntf *types.Interface, method *types.Func) int {
func (b Builder) Imethod(intf Expr, method *types.Func) Expr {
prog := b.Prog
rawIntf := intf.raw.Type.Underlying().(*types.Interface)
i := iMethodOf(rawIntf, method)
tclosure := prog.Type(method.Type(), InGo)
i := iMethodOf(rawIntf, method.Name())
impl := intf.impl
itab := Expr{b.faceItab(impl), prog.VoidPtrPtr()}
pfn := b.Advance(itab, prog.IntVal(uint64(i+3), prog.Int()))
tclosure := prog.Type(method.Type(), InGo)
return b.aggregateValue(tclosure, b.Load(pfn).impl, b.faceData(impl))
}