}

// asmPCData assembles a PCDATA pseudo-op.
// PCDATA $2, $705
func (p *Parser) asmPCData(operands [][]lex.Token) {
	if len(operands) != 2 {
		p.errorf("expect two operands for PCDATA")
		return
	}

	// Operand 0 must be an immediate constant.
	key := p.address(operands[0])
	if !p.validImmediate("PCDATA", &key) {
		return
	}

// list for the function arguments. Both lists are indexed by the same PCDATA
// index, so the corresponding pairs must be considered together when
// merging duplicates. The argument bitmaps change much less often during
// function execution than the local variable bitmaps, so it is possible that
// we could introduce a separate PCDATA index for arguments vs locals and

	// arrays that reference the pcdata and funcdata locations for this
	// function.

	// pcdata contains the offset into moduledata.pctab for the start of
	// that index's table. e.g.,
	// &moduledata.pctab[_func.pcdata[_PCDATA_UnsafePoint]] is the start of
	// the unsafe point table.
	//
	// An offset of 0 indicates that there is no table.
	//
	// pcdata [npcdata]uint32

			w.aux1(goobj.AuxPcinline, fn.Pcln.Pcinline)
		}
		if fn.sehUnwindInfoSym != nil && fn.sehUnwindInfoSym.Size != 0 {
			w.aux1(goobj.AuxSehUnwindInfo, fn.sehUnwindInfoSym)
		}
		for _, pcSym := range fn.Pcln.Pcdata {
			w.aux1(goobj.AuxPcdata, pcSym)
		}
		if fn.WasmImportSym != nil {
			if fn.WasmImportSym.Size == 0 {
				panic("wasmimport aux sym must have non-zero size")
			}

			// work correctly for entries in the result of runtime.Callers.
			pc--
		}
		// It's important that interpret pc non-strictly as cgoTraceback may
		// have added bogus PCs with a valid funcInfo but invalid PCDATA.
		u, uf := newInlineUnwinder(funcInfo, pc)
		sf := u.srcFunc(uf)
		if u.isInlined(uf) {
			// Note: entry is not modified. It always refers to a real frame, not an inlined one.

func (l *Loader) Pcsp(i Sym) Sym { return l.aux1(i, goobj.AuxPcsp) }

// Returns all aux symbols of per-PC data for symbol i.
// tmp is a scratch space for the pcdata slice.
func (l *Loader) PcdataAuxs(i Sym, tmp []Sym) (pcsp, pcfile, pcline, pcinline Sym, pcdata []Sym) {
	pcdata = tmp[:0]
	r, auxs := l.auxs(i)
	for j := range auxs {
		a := &auxs[j]
		switch a.Type() {
		case goobj.AuxPcsp:
			pcsp = l.resolve(r, a.Sym())

			}
			if flag&traversePcdata != 0 && s.Type == objabi.STEXT {
				fi := s.Func().Pcln
				fnNoNil(fi.Pcsp)
				fnNoNil(fi.Pcfile)
				fnNoNil(fi.Pcline)
				fnNoNil(fi.Pcinline)
				for _, d := range fi.Pcdata {
					fnNoNil(d)
				}
			}
		}
	}
}

func (ctxt *Link) traverseFuncAux(flag traverseFlag, fsym *LSym, fn func(parent *LSym, aux *LSym), files []string) {
	fninfo := fsym.Func()

	AttrContentAddressable

	// ABI wrapper is set for compiler-generated text symbols that
	// convert between ABI0 and ABIInternal calling conventions.
	AttrABIWrapper

	// IsPcdata indicates this is a pcdata symbol.
	AttrPcdata

	// PkgInit indicates this is a compiler-generated package init func.
	AttrPkgInit

	// Linkname indicates this is a go:linkname'd symbol.
	AttrLinkname

	}
	return fmt.Sprintf("A???%d", a)
}

var Anames = []string{
	"XXX",
	"CALL",
	"DUFFCOPY",
	"DUFFZERO",
	"END",
	"FUNCDATA",
	"JMP",
	"NOP",
	"PCALIGN",
	"PCALIGNMAX",
	"PCDATA",
	"RET",
	"GETCALLERPC",
	"TEXT",
	"UNDEF",
}

func Bool2int(b bool) int {
	// The compiler currently only optimizes this form.
	// See issue 6011.
	var i int
	if b {
		i = 1

	JMP	-5(PC);				\
	/* set up argument registers */		\
	MOVV	regArgs+40(FP), R25;		\
	JAL	·unspillArgs(SB);		\
	/* call function */			\
	MOVV	f+8(FP), REGCTXT;			\
	MOVV	(REGCTXT), R25;			\
	PCDATA  $PCDATA_StackMapIndex, $0;	\
	JAL	(R25);				\
	/* copy return values back */		\
	MOVV	regArgs+40(FP), R25;		\
	JAL	·spillArgs(SB);		\
	MOVV	argtype+0(FP), R7;		\
	MOVV	arg+16(FP), R4;			\