symEffect:      SymWrite,
		asm:            s390x.ASTMG,
		reg: regInfo{
			inputs: []inputInfo{
				{1, 2},     // R1
				{2, 4},     // R2
				{3, 8},     // R3
				{4, 16},    // R4
				{0, 56318}, // R1 R2 R3 R4 R5 R6 R7 R8 R9 R11 R12 R14 SP
			},
		},
	},
	{
		name:           "STM2",
		auxType:        auxSymOff,
		argLen:         4,

          "format": "int32",
          "type": "integer"
        }
      },
      "required": [
        "perNodeHostBits"
      ],
      "type": "object"