ctxt.xdefine("runtime.noptrdata", sym.SNOPTRDATA, int64(noptr.Vaddr))
	ctxt.xdefine("runtime.enoptrdata", sym.SNOPTRDATA, int64(noptr.Vaddr+noptr.Length))
	ctxt.xdefine("runtime.bss", sym.SBSS, int64(bss.Vaddr))
	ctxt.xdefine("runtime.ebss", sym.SBSS, int64(bss.Vaddr+bss.Length))
	ctxt.xdefine("runtime.data", sym.SDATA, int64(data.Vaddr))

				ab.Put1(byte(vaddr(ctxt, p, &p.To, nil)))

			case Zibo_m:
				ab.Put1(byte(op))
				ab.asmando(ctxt, cursym, p, &p.To, int(o.op[z+1]))
				ab.Put1(byte(vaddr(ctxt, p, &p.From, nil)))

			case Zibo_m_xm:
				z = ab.mediaop(ctxt, o, op, int(yt.zoffset), z)
				ab.asmando(ctxt, cursym, p, &p.To, int(o.op[z+1]))
				ab.Put1(byte(vaddr(ctxt, p, &p.From, nil)))

			case Z_ib, Zib_:

	Entsize   uint32 /* Size of each entry in section. */
}

// ELF32 Program header.
type Prog32 struct {
	Type   uint32 /* Entry type. */
	Off    uint32 /* File offset of contents. */
	Vaddr  uint32 /* Virtual address in memory image. */
	Paddr  uint32 /* Physical address (not used). */
	Filesz uint32 /* Size of contents in file. */
	Memsz  uint32 /* Size of contents in memory. */