A86 assembler manual

3 a a Little Assembly Language. 3. a a Little Assembly Language. You need to let the little things that would ordinarily bore you suddenly thrill you. Overview. Giving x86 a try. a Representing x86 Code as Data. Stacks: pushing, popping, calling, returning. Have your-ASM86 Language Reference Manual nearby, as that document and this one are interdependent. This manual assumes that you are familiar with the ASM86 language. This manual instructs you in the use of the ASM86 Macro Assembler through the use of its controls. The assembler creates an object file, listing file, and errorprint file. A86 is an assembler for MS-DOS which generates code for the Intel x86 family of microprocessors. Written by Eric Isaacson, it was first made available as shareware in June The assembler is contained in one 32K executable and can directly produce a COM file or an object file for use with a standard linker.

A86 assembler package V December 9, PLEASE read Chapter 1 for legal terms and conditions, how to register for the package, and an overview of the assembler. The A86 package consists of the program ACOM, a collection of source, batch, and library files used by the demonstration contained in Chapter 2, and this manual www.doorway.ru Table of Contents. Part I 1. Introduction and Intent 2. Table of Contents REVISED 3. Charters For www.doorway.rux86 and www.doorway.ru Newsgroups 4. What is Assembly Language 5. List of x86 OpCodes 6. What is HELPPC and Where It Is Available 7. How To Truncate a File 8. The NASM manual provides the following information about floating point: Floating-Point Differences NASM uses different names to refer to floating-point registers from MASM: where MASM would call them ST(0), ST(1) and so on, and a86 would call them simply 0, 1 and so on, NASM chooses to call them st0, st1 etc.

A good alternative is the shareware assembler A86, along with its debugger D These should be reasonably easy to find on the internet -- do an FTP search or visit some software repository sites and look for "A86". If you do decide to use A86, please register it; I believe the registration fee is about $50 US. The A86 manual explains: "IMPORTANT: you must understand the distinction between a label and a variable, because you may generate a different instruction than you intended if you confuse them. For example, if you declare XXX: DW?, the colon following the XXX means that XXX is a label; the instruction MOV SI,XXX moves the immediate constant. A86 assembler package V December 9, PLEASE read Chapter 1 for legal terms and conditions, how to register for the package, and an overview of the assembler. The A86 package consists of the program ACOM, a collection of source, batch, and library files used by the demonstration contained in Chapter 2, and this manual www.doorway.ru