High Level Assembler - Opcodes overview, Extension Set E5

The table below lists all documented opcodes in extension set E5 for IBM mainframe processors. Each opcode links to a text section with some additional info on the pertinent opcode.

Opcode Assignments.

Remark:
Please note that the creation of descriptions for all individual instructions is an ongoing process. As yet no such descriptions have been created for the opcodes on this page.

Extension Set E5 - Control and MVS Assist

All instructions in this table are six bytes in length. The first byte always has a value of X'E5'. The second byte designates the exact instruction.
Opcodes that have no (known) mnemonic assigned to them are denoted by their hexadecimal opcode; these are explained below the table.

E5 _0 _1 _2 _3 _4 _5 _6 _7 _8 _9 _A _B _C _D _E _F
0_ LASP TPROT STRAG
X'E502'
X'E503' X'E504' X'E505' X'E506' X'E507' X'E508' X'E509' X'E50A' X'E50B' X'E50C' X'E50D' MVCSK MVCDK
1_                 DPFET              
2_                                
3_                                
4_         MVHHI       MVGHI       MVHI      
5_         CHHSI CLHHSI     CGHSI CLGHSI     CHSI CLFHSI    
6_ TBEGIN TBEGINC                            
7_                                
8_                                
9_                                
A_                                
B_                                
C_                                
D_                                
E_                                
F_                                

 

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