// neither true nor false, allowing it to be set from context (e.g. from another
// flag).
// *ternaryFlag implements flag.Value.
type ternaryFlag int

const (
	ternaryFlagUnset ternaryFlag = iota
	ternaryFlagFalse
	ternaryFlagTrue
)

func (t *ternaryFlag) Set(s string) error {
	v, err := strconv.ParseBool(s)
	if err != nil {
		return err
	}
	if v {
		*t = ternaryFlagTrue

	lastTs         Time
	procMs         map[ProcID]ThreadID
	lastStwReason  uint64

	inlineToStringID  []uint64
	builtinToStringID []uint64
}

const (
	// Block reasons
	sForever = iota
	sPreempted
	sGosched
	sSleep
	sChanSend
	sChanRecv
	sNetwork
	sSync
	sSyncCond
	sSelect
	sEmpty
	sMarkAssistWait

	// STW kinds
	sSTWUnknown
	sSTWGCMarkTermination

)

// Kind is the kind of a [Value].
type Kind int

// The following list is sorted alphabetically, but it's also important that
// KindAny is 0 so that a zero Value represents nil.

const (
	KindAny Kind = iota
	KindBool
	KindDuration
	KindFloat64
	KindInt64
	KindString
	KindTime
	KindUint64
	KindGroup
	KindLogValuer
)

var kindStrings = []string{
	"Any",
	"Bool",
	"Duration",
	"Float64",

)

const (
	FDFLAG_APPEND   = 0x0001
	FDFLAG_DSYNC    = 0x0002
	FDFLAG_NONBLOCK = 0x0004
	FDFLAG_RSYNC    = 0x0008
	FDFLAG_SYNC     = 0x0010
)

const (
	RIGHT_FD_DATASYNC = 1 << iota
	RIGHT_FD_READ
	RIGHT_FD_SEEK
	RIGHT_FDSTAT_SET_FLAGS
	RIGHT_FD_SYNC
	RIGHT_FD_TELL
	RIGHT_FD_WRITE
	RIGHT_FD_ADVISE
	RIGHT_FD_ALLOCATE
	RIGHT_PATH_CREATE_DIRECTORY
	RIGHT_PATH_CREATE_FILE

	//
	// This may be due to the host not supporting handles, or because
	// Process was created as a literal, leaving handle unset.
	//
	// This must be the zero value so Process literals get modePID.
	modePID processMode = iota

	// modeHandle means that Process operations use handle, which is
	// initialized with an OS process handle.
	//
	// Note that Release and Wait will deactivate and eventually close the

// license that can be found in the LICENSE file.

package ssa

import (
	"cmd/compile/internal/base"
	"cmd/compile/internal/types"
	"container/heap"
	"sort"
)

const (
	ScorePhi       = iota // towards top of block
	ScoreArg              // must occur at the top of the entry block
	ScoreInitMem          // after the args - used as mark by debug info generation

		// The goroutines are careful to call runtime.Gosched in between blocking,
		// so there should never be a clean block/unblock on the goroutine unless
		// the runtime was generating extraneous events.
		const (
			entered = iota
			blocked
			runnable
			running
		)
		gs := make(map[trace.GoID]int)
		seenSpecialGoroutines := false
		r, err := trace.NewReader(bytes.NewReader(tb))
		if err != nil {
			t.Error(err)
		}

	Run:        run,
	ResultType: reflect.TypeOf((*Result)(nil)),
	FactTypes:  []analysis.Fact{new(isWrapper)},
}

// Kind is a kind of fmt function behavior.
type Kind int

const (
	KindNone   Kind = iota // not a fmt wrapper function
	KindPrint              // function behaves like fmt.Print
	KindPrintf             // function behaves like fmt.Printf
	KindErrorf             // function behaves like fmt.Errorf
)

const (
	// These values are arranged in what seems to be order of increasing alignment importance.
	// Currently only a few are relevant.  Implicitly, they are all in a loop.
	HotNotFlowIn Hotness = 1 << iota // This block is only reached by branches
	HotInitial                       // In the block order, the first one for a given loop.  Not necessarily topological header.

// to execute its function.
//
// This type may use no more than limiterEventBits bits of information.
type limiterEventType uint8

const (
	limiterEventNone           limiterEventType = iota // None of the following events.
	limiterEventIdleMarkWork                           // Refers to an idle mark worker (see gcMarkWorkerMode).