The loop 1 start address register (LSA1) contains the start address (byte address) of Loop 1. Note that Loop 1 is the outer loop. The LSA1 is shown in Figure 8-44 and described in Table 8-326.
See Section 8.2.4.17 for more details on hardware loop mechanism and usage of this register.
Figure 8-44 Loop 1 Start Address Register (LSA1) | LEGEND: R = Readable by the MVC instruction; W = Writeable by the MVC instruction; -n = value after reset |
Table 8-326 Loop 1 Start Address Register (LSA1) Field Descriptions| Bit | Field | Value | Description |
|---|
| 31-0 | LSA1 | 0-FFFF FFFFh | Start address of Loop 1 (byte address). |