{Optab: Optab{as: AMOVD, a1: C_LACON, a6: C_REG, type_: 26, size: 8}, minGOPPC64: 10, pfxsize: 8},
	{Optab: Optab{as: AMOVD, a1: C_LOREG, a6: C_REG, type_: 36, size: 8}, minGOPPC64: 10, pfxsize: 8},
	{Optab: Optab{as: AMOVD, a1: C_REG, a6: C_LOREG, type_: 35, size: 8}, minGOPPC64: 10, pfxsize: 8},
	{Optab: Optab{as: AMOVD, a1: C_REG, a6: C_ADDR, type_: 74, size: 8}, minGOPPC64: 10, pfxsize: 8},

		for j := 0; j < C_GOK; j++ {
			if cmp(j, i) {
				xcmp[i][j] = true
			}
		}
	}

	sort.Sort(ocmp(optab))
	for i := 0; i < len(optab); i++ {
		as, start := optab[i].as, i
		for ; i < len(optab)-1; i++ {
			if optab[i+1].as != as {
				break
			}
		}
		t := optab[start : i+1]
		oprangeset(as, t)
		switch as {
		default:
			ctxt.Diag("unknown op in build: %v", as)

				xcmp[i][n] = true
			}
		}
	}
	sort.Sort(ocmp(optab))
	for i := 0; i < len(optab); i++ {
		r := optab[i].as
		start := i
		for ; i+1 < len(optab); i++ {
			if optab[i+1].as != r {
				break
			}
		}
		oprange[r&obj.AMask] = optab[start : i+1]

		// opset() aliases optab ranges for similar instructions, to reduce the number of optabs in the array.

			ctxt.Diag("phase error in avxOptab: %d (%v)", i, c)
		}
		opindex[c&obj.AMask] = &avxOptab[i]
	}
	for i := 1; optab[i].as != 0; i++ {
		c := optab[i].as
		if opindex[c&obj.AMask] != nil {
			ctxt.Diag("phase error in optab: %d (%v)", i, c)
		}
		opindex[c&obj.AMask] = &optab[i]
	}

	for i := 0; i < Ymax; i++ {
		ycover[i*Ymax+i] = 1
	}

	ycover[Yi0*Ymax+Yu2] = 1