HLASM Language Reference

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Index conditional assembly instructions (continued) GBLB instruction 344 alternative statement format 345 GBLC instruction 344 alternative statement format 345 how to write 318 LCLA instruction 345 alternative statement format 347 LCLB instruction 345 alternative statement format 347 LCLC instruction 345 alternative statement format 347 list of 343 MHELP instruction 397 OPSYN assembler instruction 200 effect of 200 redefining 200 SETA instruction 347 alternative statement format 388 SETAF instruction 388 SETB instruction 362 alternative statement format 388 SETC instruction 369 alternative statement format 388 SETCF instruction 389 substring notations in 371 conditional assembly language See also macro language CATTR instruction 59, 61 summary 242 summary of expressions 413 constants address 153, 157 alignment of 129 binary 141 binary floating-point 167 character 142 comparison with literals and self-defining terms 41 decimal 151 duplication factor 132 fixed-point 148 floating-point 161 hexadecimal 164 IEEE binary 169 general information 129 graphic 145 hexadecimal 147 length 129, 160 length attribute value of symbols naming 129 literal See literal constants modifiers of 136 nominal values of 140 offset 159 padding of values 130 subfield 1 (duplication factor) 132 constants (continued) subfield 2 (type) 133 subfield 3 (type extension) 134 subfield 4 (modifier) 136 subfield 5 (nominal value) 140 summary of 407 symbolic addresses of 129 truncation of values 130 type extension 134 types of 126, 133 CONT suboption of FLAG 105 continuation line errors 247 continuation lines 15 See also alternative statement format description 15 errors in 16 unlimited number of 16 continuation-indicator field 15 control instructions 79 control sections concept of 52 defining blank common 57 executable 53 first 54 identifying 123, 212 reference 56 segments 68 unnamed 55 controlling the assembly 6 converting SETA symbol to SETC symbol 387 COPY instruction 122, 260 count attribute (K') 335 created SET symbols 323 CSECT instruction 123 &SYSECT 268 &SYSSTYP 293 interaction with LOCTR instruction 193 Customization book xii CXD instruction 125 D D' defined attribute 337 D-type floating-point constant 161 D2A (SETA built-in function) 354 D2B (SETC built-in function) 377 D2C (SETC built-in function) 378 D2X (SETC built-in function) 378 data immediate See immediate data PRINT instruction 206 data areas association with code areas 232 434 HLASM V1R5 Language Reference
Index data attributes 324 data definition instructions CCW instruction 115 CCW0 instruction 115 CCW1 instruction 116 DC instruction 126 DS instruction 174 DB-type floating-point constant 167 DBCS See also double-byte data PUNCH instruction 208 DBCS assembler option 12, 15, 34, 36, 145, 197, 208, 217, 247, 249, 251, 253, 284, 298, 301, 302, 309, 360, 404, 413 &SYSOPT_DBCS system variable symbol 284 determining if supplied 284 extended continuation-indicators 17 DC instruction 126 DCLEN (SETA built-in function) 354 DCVAL (SETC built-in function) 378 decimal constant P-type 151 packed 151 Z-type 151 zoned 151 decimal constant (P) 151 decimal constant (Z) 151 decimal instructions 79 decimal self-defining term 34 DECK assembler option 188, 290 &SYSPUNCH_DSN system variable symbol 289 &SYSPUNCH_MEMBER system variable symbol 290 &SYSPUNCH_VOLUME system variable symbol 290 defaults class names 60 entry point 60 defined attribute (D') 337 definition mode 340 dependent addressing 67 dependent USING domain 228 instruction syntax 226 range 228 DEQUOTE (SETC built-in function) 379 DH-type floating-point constant 161 dimensioned SET symbols 344, 346 documentation High Level Assembler xii, 427 domain dependent USING instruction 228 labeled USING instruction 226 ordinary USING instruction 223 DOUBLE (SETC built-in function) 379 double-byte character set (DBCS) See double-byte data double-byte data code conversion in the macro language 360 concatenation in SETC expressions 384 concatenation of fields 251 continuation of 15, 16 definition of 12 duplication of 369 graphic constants 126, 145 graphic self-defining term 36 in C-type constants 145 in character self-defining terms 35 in comments 18 in G-type constants 145 in keyword operands 302 in macro comments 261 in macro operands 253 in MNOTE operands 197 in positional operands 301 in PUNCH operands 208 in quoted strings 309 in remarks 21 in REPRO operands 210 in TITLE operands 217 listing of macro-generated fields 249 mixed 145 notation xvi pure 145 DROP instruction 172 DS instruction 174 DSECT instruction 56, 178 &SYSECT 268 &SYSSTYP 293 dummy section external 57 identifying 56, 178 See also external dummy sections duplication factor and substrings 369 in character expressions 369 in constants 132 DXD instruction 180 no conflict with other external names 58 E E-Decks reading in VSE 4 E-type floating-point constant 161 EB-type floating-point constant 167 edited macros 242 edited macros in VSE 4 EH-type floating-point constant 161 EJECT instruction 181 Index 435
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High Level Assembler for MVS & VM &
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Note! Before using this information
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Contents Source Module . . . . . .
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Contents Ordinary USING Instruction
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Contents Sublists in Operands . . .
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About this Manual This manual descr
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IBM High Level Assembler for MVS &
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| The Internet. You can access IBM
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▌C▐ The item referred to by ▌
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Miscellany The ASCII translation t
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Part 1. Assembler Language—Struct
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Language Compatibility Language Com
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Assembler Program Assembler Program
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Relationship of Assembler to Operat
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Coding Made Easier Linkage between
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Character Set Compatibility with Ea
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Assembler Language Coding Conventio
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Assembler Language Structure Condit
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Assembler Language Structure Machin
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Assembler Language Structure Condit
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Terms, Literals, and Expressions Te
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Terms, Literals, and Expressions -
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Terms, Literals, and Expressions As
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Terms, Literals, and Expressions Se
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Terms, Literals, and Expressions Fo
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Terms, Literals, and Expressions I
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Terms, Literals, and Expressions Th
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Terms, Literals, and Expressions 1.
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Terms, Literals, and Expressions
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Terms, Literals, and Expressions
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Terms, Literals, and Expressions Th
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| Chapter 3. Program Structures and
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Source Module A source module is co
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The CSECT instruction can be used a
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| in linker control statements for
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This is not only convenient, but it
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| SECT_A CSECT , Define section SEC
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| For executable sections, the loca
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Addressing | The System/390® and z
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Addressing | Parts must always be r
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Addressing Literal Pools ALPHA LR 3
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Addressing If the symbol is the nam
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Addressing External Symbol Dictiona
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Addressing 74 HLASM V1R5 Language R
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Part 2. Machine and Assembler Instr
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General Instructions Chapter 4. Mac
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Input/Output Operations For further
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Branching with Extended Mnemonic Co
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Symbolic Operation Codes variations
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Operand Entries Registers You can s
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Operand Entries “Program Structur
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Operand Entries Format │ Coded or
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Examples of Coded Machine Instructi
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Chapter 5. Assembler Instruction St
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*PROCESS Statement *PROCESS Stateme
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ACONTROL Instruction ►►──
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ACONTROL Instruction FLAG(PAGE0) in
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AINSERT Instruction character_strin
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AMODE Instruction alias_string is t
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CATTR Instruction Figure 25. AMODE/
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CATTR Instruction | statements for
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CCW1 Instruction data_count is an a
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CEJECT Instruction If symbol is an
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CNOP Instruction Figure 29 (Page 2
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COPY Instruction In the following e
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CSECT Instruction symbol in the nam
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DC Instruction ROUTINE B GAMMA DXD
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DC Instruction duplication_factor c
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DC Instruction Figure 33 (Page 2 of
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DC Instruction With EBCDIC spaces
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DC Instruction Further information
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DC Instruction | Symbols used in su
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DC Instruction The length attribute
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DC Instruction Notes: 1. Don't conf
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DC Instruction—Character Constant
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DC Instruction—Character Constant
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DC Instruction—Graphic Constant r
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DC Instruction—Fixed-Point Consta
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DC Instruction—Fixed-Point Consta
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DC Instruction—Decimal Constants
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DC Instruction—Address Constants
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DC Instruction—Address Constants
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DC Instruction—Offset Constant re
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DC Instruction—Length Constant Le
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DC Instruction—Hexadecimal Floati
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DC Instruction—Binary Floating-Po
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DC Instruction—Binary Floating-Po
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DROP Instruction DROP Instruction T
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DS Instruction USING DSECTA,14 ALBL
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DS Instruction The size of a storag
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DSECT Instruction DSECT Instruction
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DXD Instruction ASEMBLY2 CSECT USIN
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END Instruction change but no addit
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EQU Instruction EQU Instruction The
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EQU Instruction 5. The length attri
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EXITCTL Instruction sequence_symbol
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ISEQ Instruction must be greater th
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LOCTR Instruction A CSECT , See not
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LTORG Instruction If symbol is an o
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MNOTE Instruction When two literals
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OPSYN Instruction ,ERROR, SEV 1 An
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ORG Instruction AFTER is defined in
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ORG Instruction If you specify mult
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POP Instruction POP Instruction The
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PRINT Instruction Note: If the next
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Process Statement Process Statement
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REPRO Instruction NOPRINT instructs
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RSECT Instruction 4. AMODE or RMODE
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START Instruction START Instruction
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TITLE Instruction The name value is
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USING Instruction Only the characte
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USING Instruction Base Registers fo
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USING Instruction If register 0 is
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USING Instruction A variable symbo
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USING Instruction In this MVC instr
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USING Instruction Range of a Depend
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XATTR Instruction external_symbol i
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XATTR Instruction SCOPE ►►─
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XATTR Instruction 234 HLASM V1R5 La
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Part 3. Macro Language &SYSDATC Sys
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Introduction to Macro Language Chap
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Introduction to Macro Language The
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Introduction to Macro Language Macr
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MACRO and MEND Statements The assem
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Prototype Statement Macros that are
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Model Statements generated from tha
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Model Statements ▌5▐ ▌6▐
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Model Statements Notes: 1. You can
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Positional Parameters Symbolic para
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Processing Statements Processing St
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AREAD Instruction Assign Local Time
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COPY Instruction sequence_symbol is
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System Variable Symbols System Vari
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&SYSADATA_MEMBER System Variable Sy
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&SYSCLOCK System Variable Symbol &S
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&SYSECT System Variable Symbol depe
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&SYSIN_MEMBER System Variable Symbo
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&SYSJOB System Variable Symbol &SYS
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&SYSLIN_DSN System Variable Symbol
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&SYSLIST System Variable Symbol The
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&SYSLOC System Variable Symbol To
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&SYSM_SEV System Variable Symbol &S
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&SYSNDX System Variable Symbol The
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&SYSOPT_DBCS System Variable Symbol
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&SYSPARM System Variable Symbol Not
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&SYSPRINT_MEMBER System Variable Sy
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&SYSPUNCH_MEMBER System Variable Sy
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&SYSSTEP System Variable Symbol Not
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&SYSTERM_DSN System Variable Symbol
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&SYSTIME System Variable Symbol Not
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Macro Instruction Format sequence_s
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Macro Instruction Format Operand En
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Macro Instruction Format When you n
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Sublists in Operands the order in w
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Sublists in Operands &SYSLIST( n,m)
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Values in Operands Notes: 1. Spaces
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Values in Operands Parentheses In m
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Inner and Outer Macro Instructions
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Levels of Macro Call Nesting When t
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Levels of Macro Call Nesting System
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How to Write Conditional Assembly I
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SET Symbols SET Symbol Specificatio
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SET Symbols Figure 86 (Page 3 of 3)
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Data Attributes this example indica
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Data Attributes variable_symbol is
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Data Attributes The value of an att
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Data Attributes The following attri
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Data Attributes Assembler gives a t
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Data Attributes The scale attribute
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Data Attributes Number Attribute (N
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Data Attributes The operation code
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Lookahead MACRO &NAME MOVE &TO,&FRO
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Open Code Sequence Symbols The cond
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GBLA, GBLB, and GBLC Instructions G
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LCLA, LCLB, and LCLC Instructions s
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SETA Instruction expression is an a
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SETA Instruction | The logical-exp
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SETA Instruction | Figure 99 (Page
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SETA Instruction | The result of C2
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SETA Instruction NOT Format: Logica
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SETA Instruction | X2A Name Operati
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SETA Instruction In evaluating the
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SETB Instruction Any expression tha
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SETB Instruction ┌─────
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SETB Instruction | ISDEC | Format:
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SETB Instruction The two comparands
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SETC Instruction Notes: 1. The asse
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Figure 103. Substring Notation in C
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Loc Object Code Addr1 Addr2 Stmt So
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| B2C('111111') has value '3' | B2C
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| Output: D2B('decstring') converts
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SIGNED Format: Logical-expression,
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| X2D('') has value '+' | X2D('91')
Page 404 and 405: Concatenation of strings containing
Page 406 and 407: MACRO &NAME MOVE &TO,&FROM LCLC &PR
Page 408 and 409: SETAF Instruction Alternative State
Page 410 and 411: Branching Branching You can control
Page 412 and 413: AGO Instruction The extended AIF in
Page 414 and 415: ACTR Instruction AGOB—Synonym of
Page 416 and 417: ANOP Instruction statement processe
Page 418 and 419: MHELP Instruction MHELP B'10000000'
Page 420 and 421: 400 HLASM V1R5 Language Reference
Page 422 and 423: Assembler Instructions and Statemen
Page 428 and 429: Summary of Constants Figure 113. Su
Page 430 and 431: Macro and Conditional Assembly Lang
Page 442 and 443: Standard Character Set Code Table H
Page 444 and 445: Standard Character Set Code Table H
Page 446 and 447: Trademarks AIX BookMaster CICS DFSM
Page 448 and 449: Bibliography SMP/E Reference, SC28-
Page 450 and 451: Index A2C (SETC built-in function)
Page 452 and 453: Index B B-type binary constant 141
Page 456 and 457: Index elements of conditional assem
Page 458 and 459: Index instructions (continued) asse
Page 460 and 461: Index machine instruction statement
Page 462 and 463: Index operands (continued) compatib
Page 464 and 465: Index relative addressing 67 reloca
Page 466 and 467: Index sublists compatibility with A
Page 468: Index variable symbols (continued)
Page 471 and 472: Readers' Comments High Level Assemb
Page 474: IBM® Program Number: 5696-234 Prin
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