return true
	}
	return false
}

// ARMMRCOffset implements the peculiar encoding of the MRC and MCR instructions.
// The difference between MRC and MCR is represented by a bit high in the word, not
// in the usual way by the opcode itself. Asm must use AMRC for both instructions, so
// we return the opcode for MRC so that asm doesn't need to import obj/arm.

			x5 := p.getConstant(prog, op, &a[5])
			// Cond is handled specially for this instruction.
			offset, MRC, ok := arch.ARMMRCOffset(op, cond, x0, x1, x2, x3, x4, x5)
			if !ok {
				p.errorf("unrecognized condition code .%q", cond)
			}
			prog.To.Offset = offset
			cond = ""
			prog.As = MRC // Both instructions are coded as MRC.
			break
		}
		if p.arch.Family == sys.PPC64 {
			prog.From = a[0]

//			(($11 & 15) << 0) |	/* Crm */
//			(($12 & 7) << 5) |	/* coprocessor information */
//			(1<<4));			/* must be set */
//		outcode(AMRC, Always, &nullgen, 0, &g);
//	}
	MRC.S	4, 6, R1, C2, C3, 7 // MRC $8301712627
	MCR.S	4, 6, R1, C2, C3, 7 // MRC $8300664051

//
// MULL r1,r2,(hi,lo)
//
//	LTYPEM cond reg ',' reg ',' regreg
//	{
//		outcode($1, $2, &$3, int32($5.Reg), &$7);
//	}
	MULL	R1, R2, (R3,R4)

		if obj.As(i) >= obj.A_ARCHSPECIFIC {
			instructions[s] = obj.As(i) + obj.ABaseARM
		}
	}
	// Annoying aliases.
	instructions["B"] = obj.AJMP
	instructions["BL"] = obj.ACALL
	// MCR differs from MRC by the way fields of the word are encoded.
	// (Details in arm.go). Here we add the instruction so parse will find
	// it, but give it an opcode number known only to us.
	instructions["MCR"] = aMCR

	return &Arch{

  /**
   * The elements in this map would pass the UNDER test, but are known not to be public suffixes and

  /**
   * The elements in this map would pass the UNDER test, but are known not to be public suffixes and

    <glob pattern="*.cpt"/>
  </mime-type>

  <mime-type type="application/macwriteii"/>

  <mime-type type="application/marc">
    <!-- todo add marc xml <marc:collection> -->
    <glob pattern="*.mrc"/>
    <magic priority="50">
      <!-- built from, e.g. https://www.loc.gov/marc/community/cileader.html -->
      <match value="[0-9]{5,5}" type="regex" offset="0">
        <match value="45" type="string" offset="20">