if rea.show_zero == true {
				buf += fmt.Sprintf(" #%d", rea.amount)
			}
		}
	}
	return buf
}

// A PCRel describes a memory address (usually a code label)
// as a distance relative to the program counter.
type PCRel int64

func (PCRel) isArg() {}

func (r PCRel) String() string {
	return fmt.Sprintf(".%+#x", uint64(r))
}

// An AddrMode is an ARM addressing mode.
type AddrMode uint8

		su := ldr.MakeSymbolUpdater(s)
		su.SetRelocType(rIdx, objabi.R_CALLARM64)
		if targType == sym.SDYNIMPORT {
			addpltsym(target, ldr, syms, targ)
			su.SetRelocSym(rIdx, syms.PLT)
			su.SetRelocAdd(rIdx, int64(ldr.SymPlt(targ)))
		}
		return true

	case objabi.MachoRelocOffset + ld.MACHO_ARM64_RELOC_PAGE21*2 + pcrel,

				rel.Type = uint8((ri.Addr >> 24) & (1<<4 - 1))
				rel.Len = uint8((ri.Addr >> 28) & (1<<2 - 1))
				rel.Pcrel = ri.Addr&(1<<30) != 0
				rel.Value = ri.Symnum
				rel.Scattered = true
			} else {
				switch bo {
				case binary.LittleEndian:
					rel.Addr = ri.Addr
					rel.Value = ri.Symnum & (1<<24 - 1)
					rel.Pcrel = ri.Symnum&(1<<24) != 0
					rel.Len = uint8((ri.Symnum >> 25) & (1<<2 - 1))

//
// TOC   -> dynamic:              A PLT call stub is generated which saves R2.
//                                 TOC save slot is rewritten to restore TOC.
// NOTOC -> dynamic [P10]:        A stub using pcrel instructions is generated.
// NOTOC -> dynamic [P8/default]: A P8 compatible, non-PIC stub is generated
// NOTOC -> dynamic [P8/pie]:     A P8 compatible, PIC stub is generated
//
//
// Some notes about other cases:

(AND <t> x:(MOVDconst [m]) n) && t.Size() == 4 && isPPC64WordRotateMask(m) => (RLWINM [encodePPC64RotateMask(0,m,32)] n)

// When PCRel is supported, paddi can add a 34b signed constant in one instruction.
(ADD (MOVDconst [m]) x) && supportsPPC64PCRel() && (m<<30)>>30 == m => (ADDconst [m] x)

				return fmt.Sprintf(".quad 0x%x", v)
			}
		}
		buf.WriteString(str)

	default:
		// Prefixed load/stores do not print the displacement register when R==1 (they are PCrel).
		// This also implies RA should be 0.  Likewise, when R==0, printing of R can be omitted.
		if strings.HasPrefix(opName, "pl") || strings.HasPrefix(opName, "pst") {
			r := inst.Args[3].(Imm)
			ra := inst.Args[2].(Reg)

			stub.SetUint32(ctxt.Arch, stub.Size()-4, OP_ADDI_R12_R12) // addi  r12,targ@toc@l(r12)

		// A call from PC relative function.
		case STUB_PCREL:
			if buildcfg.GOPPC64 >= 10 {
				// Set up address of targ in r12, PCrel
				stub.AddSymRef(ctxt.Arch, r.Sym(), r.Add(), objabi.R_ADDRPOWER_PCREL34, 8)
				stub.SetUint32(ctxt.Arch, stub.Size()-8, OP_PLA_PFX)
				stub.SetUint32(ctxt.Arch, stub.Size()-4, OP_PLA_SFX_R12) // pla r12, r
			} else {

	if initfunc == nil {
		return
	}

	o := func(op uint32) {
		initfunc.AddUint32(ctxt.Arch, op)
	}

	// Emit the following function:
	//
	//	local.dso_init:
	//		la.pcrel $a0, local.moduledata
	//		b runtime.addmoduledata

	//	0000000000000000 <local.dso_init>:
	//	0:	1a000004	pcalau12i	$a0, 0
	//				0: R_LARCH_PCALA_HI20	local.moduledata
	o(0x1a000004)

		if targType == sym.SDYNIMPORT {
			ldr.Errorf(s, "unexpected R_X86_64_PC32 relocation for dynamic symbol %s", ldr.SymName(targ))
		}
		if targType == 0 || targType == sym.SXREF {
			ldr.Errorf(s, "unknown symbol %s in pcrel", ldr.SymName(targ))
		}
		su := ldr.MakeSymbolUpdater(s)
		su.SetRelocType(rIdx, objabi.R_PCREL)
		su.SetRelocAdd(rIdx, r.Add()+4)
		return true

	case objabi.ElfRelocOffset + objabi.RelocType(elf.R_X86_64_PC64):

	DataSize int      // operand size in bits: 16, 32, or 64
	MemBytes int      // size of memory argument in bytes: 1, 2, 4, 8, 16, and so on.
	Len      int      // length of encoded instruction in bytes
	PCRel    int      // length of PC-relative address in instruction encoding
	PCRelOff int      // index of start of PC-relative address in instruction encoding
}

// Prefixes is an array of prefixes associated with a single instruction.