retPop uintptr  // For 386 cdecl, how many bytes to pop on return
	abiMap abiDesc
}

// abiPartKind is the action an abiPart should take.
type abiPartKind int

const (
	abiPartBad   abiPartKind = iota
	abiPartStack             // Move a value from memory to the stack.
	abiPartReg               // Move a value from memory to a register.
)

// abiPart encodes a step in translating between calling ABIs.

	scope         *Scope                    // top-most scope for lookups
	pos           syntax.Pos                // if valid, identifiers are looked up as if at position pos (used by Eval)
	iota          constant.Value            // value of iota in a constant declaration; nil otherwise
	errpos        syntax.Pos                // if valid, identifier position of a constant with inherited initializer

}

// A Kind represents the specific kind of type that a Type represents.
// The zero Kind is not a valid kind.
type Kind uint8

const (
	Invalid Kind = iota
	Bool
	Int
	Int8
	Int16
	Int32
	Int64
	Uint
	Uint8
	Uint16
	Uint32
	Uint64
	Uintptr
	Float32
	Float64
	Complex64
	Complex128
	Array
	Chan
	Func
	Interface
	Map

	covProfileAlreadyEmitted bool
)

// fileType is used to select between counter-data files and
// meta-data files.
type fileType int

const (
	noFile = 1 << iota
	metaDataFile
	counterDataFile
)

// emitMetaData emits the meta-data output file for this coverage run.
// This entry point is intended to be invoked by the compiler from

	"cmd/compile/internal/syntax"
	"fmt"
	"go/constant"
	. "internal/types/errors"
)

// An operandMode specifies the (addressing) mode of an operand.
type operandMode byte

const (
	invalid   operandMode = iota // operand is invalid
	novalue                      // operand represents no value (result of a function call w/o result)
	builtin                      // operand is a built-in function

	Run:  run,
}

// 'kind' is a kind of assembly variable.
// The kinds 1, 2, 4, 8 stand for values of that size.
type asmKind int

// These special kinds are not valid sizes.
const (
	asmString asmKind = 100 + iota
	asmSlice
	asmArray
	asmInterface
	asmEmptyInterface
	asmStruct
	asmComplex
)

// An asmArch describes assembly parameters for an architecture
type asmArch struct {
	name      string
	bigEndian bool

// ending a given tag are *below* it on the stack, which is
// more work but forced on us by XML.
type stack struct {
	next *stack
	kind int
	name Name
	ok   bool
}

const (
	stkStart = iota
	stkNs
	stkEOF
)

func (d *Decoder) push(kind int) *stack {
	s := d.free
	if s != nil {
		d.free = s.next
	} else {
		s = new(stack)
	}
	s.next = d.stk
	s.kind = kind

}

// newFileKind describes the kind of file to newFile.
type newFileKind int

const (
	// kindNewFile means that the descriptor was passed to us via NewFile.
	kindNewFile newFileKind = iota
	// kindOpenFile means that the descriptor was opened using
	// Open, Create, or OpenFile.
	kindOpenFile
	// kindPipe means that the descriptor was opened using Pipe.
	kindPipe

	freg   int     // FP register index, used if kind == abiStepFloatReg
}

// abiStepKind is the "op-code" for an abiStep instruction.
type abiStepKind int

const (
	abiStepBad      abiStepKind = iota
	abiStepStack                // copy to/from stack
	abiStepIntReg               // copy to/from integer register
	abiStepPointer              // copy pointer to/from integer register

	val unsafe.Pointer // ptr to data (SendDir) or ptr to receive buffer (RecvDir)
}

// These values must match ../reflect/value.go:/SelectDir.
type selectDir int

const (
	_             selectDir = iota
	selectSend              // case Chan <- Send
	selectRecv              // case <-Chan:
	selectDefault           // default
)

//go:linkname reflect_rselect reflect.rselect