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as: S/390-Dependent

 
 9.40 IBM S/390 Dependent Features
 =================================
 
 The s390 version of 'as' supports two architectures modes and eleven
 chip levels.  The architecture modes are the Enterprise System
 Architecture (ESA) and the newer z/Architecture mode.  The chip levels
 are g5 (or arch3), g6, z900 (or arch5), z990 (or arch6), z9-109, z9-ec
 (or arch7), z10 (or arch8), z196 (or arch9), zEC12 (or arch10), z13 (or
 arch11), z14 (or arch12), and arch13.

Menu

 
· s390 Options                Command-line Options.
· s390 Characters             Special Characters.
· s390 Syntax                 Assembler Instruction syntax.
· s390 Directives             Assembler Directives.
· s390 Floating Point         Floating Point.
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