types.go

     1  // Copyright 2021 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  package noder
     6  
     7  import (
     8  	"cmd/compile/internal/types"
     9  	"cmd/compile/internal/types2"
    10  )
    11  
    12  var basics = [...]**types.Type{
    13  	types2.Invalid:        new(*types.Type),
    14  	types2.Bool:           &types.Types[types.TBOOL],
    15  	types2.Int:            &types.Types[types.TINT],
    16  	types2.Int8:           &types.Types[types.TINT8],
    17  	types2.Int16:          &types.Types[types.TINT16],
    18  	types2.Int32:          &types.Types[types.TINT32],
    19  	types2.Int64:          &types.Types[types.TINT64],
    20  	types2.Uint:           &types.Types[types.TUINT],
    21  	types2.Uint8:          &types.Types[types.TUINT8],
    22  	types2.Uint16:         &types.Types[types.TUINT16],
    23  	types2.Uint32:         &types.Types[types.TUINT32],
    24  	types2.Uint64:         &types.Types[types.TUINT64],
    25  	types2.Uintptr:        &types.Types[types.TUINTPTR],
    26  	types2.Float32:        &types.Types[types.TFLOAT32],
    27  	types2.Float64:        &types.Types[types.TFLOAT64],
    28  	types2.Complex64:      &types.Types[types.TCOMPLEX64],
    29  	types2.Complex128:     &types.Types[types.TCOMPLEX128],
    30  	types2.String:         &types.Types[types.TSTRING],
    31  	types2.UnsafePointer:  &types.Types[types.TUNSAFEPTR],
    32  	types2.UntypedBool:    &types.UntypedBool,
    33  	types2.UntypedInt:     &types.UntypedInt,
    34  	types2.UntypedRune:    &types.UntypedRune,
    35  	types2.UntypedFloat:   &types.UntypedFloat,
    36  	types2.UntypedComplex: &types.UntypedComplex,
    37  	types2.UntypedString:  &types.UntypedString,
    38  	types2.UntypedNil:     &types.Types[types.TNIL],
    39  }
    40  
    41  var dirs = [...]types.ChanDir{
    42  	types2.SendRecv: types.Cboth,
    43  	types2.SendOnly: types.Csend,
    44  	types2.RecvOnly: types.Crecv,
    45  }
    46  
    47  // deref2 does a single deref of types2 type t, if it is a pointer type.
    48  func deref2(t types2.Type) types2.Type {
    49  	if ptr := types2.AsPointer(t); ptr != nil {
    50  		t = ptr.Elem()
    51  	}
    52  	return t
    53  }
    54
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