Man page - asmc(1)

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Manual

ASMC

NAME
SYNOPSIS
DESCRIPTION
OPTIONS
COPYRIGHT
SEE ALSO

NAME

asmc - Asmc Macro Assembler

SYNOPSIS

asmc

[ options ] filename [ [ options ] filename ] ... [-link link_options ]

DESCRIPTION

Asmc Macro Assembler

OPTIONS

- {0|1|..|10}[p]

Set CPU: 0=8086 (default), 1=80186, 2=80286, 3=80386, 4=80486, 5=Pentium,6=PPro,7=P2,8=P3,9=P4,10=x86-64. "p" allows privileged instructions.

-arch: option

Specifies the architecture for code generation. Valid option s are: IA32, SSE, SSE2, AVX, AVX2, and AVX512.

-assert

Generate .assert code.

-autostack

Calculate required stack space for arguments.

-bin

Generate plain binary file.

-Bl filename

Selects an alternate linker in filename

-c

Assembles only. Does no linking.

-Cs

Push user registers before stack-frame is created in a proc.

-coff

Generate COFF format object file.

-C {p|u|x}

Set OPTION CASEMAP.

-Cp

Preserves case of all user identifiers.

-Cu

Maps all identifiers to upper case (default).

-Cx

Preserves case in public and extern symbols.

-D symbol [= value ]

Defines a text macro with the given name. If value is missing, it is blank. Multiple tokens separated by spaces must be enclosed in quotation marks.

-dotname

Allows names of identifiers to begin with a period.

-e number

Set error limit to number .

-elf [64]

Generate ELF object file.

-elf

Generate 32-bit ELF object file.

-elf64

Generate 64-bit ELF object file.

-endbr

Insert ENDBR at function entry.

-EP

Generates a preprocessed source listing (sent to STDOUT). See -Sf .

-eq

Don’t display error messages.

-Fd [ file ]

Write import definition file.

-Fi file

Force file to be included.

-Fl [ filename ]

Generates an assembled code listing. See -Sf .

-Fo filename

Names an object file. In case of wildcard ’*’ may be used for current file.

-fpc

Disallow floating-point instructions.

-FPi

Generates emulator fix-ups for floating-point arithmetic (mixed language only).

-FPi87

80x87 instructions (default).

-fpic , -fno-pic

Enables or disables the generation of position-independent code for ELF64. Default is -fno-pic .

-fp n

Set FPU as n : 0=8087, 2=80287, 3=80387.

-frame

Auto generate unwind information.

-Fw filename

Set errors file name.

-G {c|d|z|v|s}

Pascal, C, Std/Vector/Sys-call.

-Gc

Specifies use of FORTRAN-style or Pascal-style function calling and naming conventions.

-Gd

Specifies use of C-style function calling and naming conventions.

-Gz

Specifies use of STDCALL-style function calling and naming conventions. Defines STDCALLSUPPORTED.

-Gv

Specifies use of VECTORCALL-style function calling and naming conventions.

-Gs

Specifies use of SYSCALL (System V)-style function calling and naming conventions.

-Ge

Emit a conditional _chkstk() inside the prologue.

-help

Displays a summary of Asmc command-line syntax and options.

-homeparams

Forces parameters passed in registers to be written to their locations on the stack upon function entry.

-I pathname

Sets pathname for include file.

-idd [t]

Assemble as binary data [or text].

-idd

Assemble source as binary data.

-iddt

Assemble source as text file.

-logo

Print logo string and exit.

-m {t|s|c|m|l|h|f}

Set memory model.

-mz

Generate DOS MZ binary file.

-MD [d]

Use for dynamic linking. Defines _MSVCRT. Also defines _DEBUG if "d" is added.

-MT [d]

Use for static linking. Defines _MT. Also defines _DEBUG if "d" is added.

-nc name

Set class name of code segment as name .

-nd name

Set name of data segment as name .

-nm name

Set name of module as name .

-nt name

Set name of text segment as name .

-nolib

Ignore INCLUDELIB directive.

-pe {c|g|d}

Generate PE binary file, 32/64-bit. c=CUI(default), g=GUI, d=DLL.

-q

Suppresses messages for successful assembly.

-nologo

Suppress copyright message.

-r

Recurse subdirectories with use of wildcards.

-Sa

Turns on listing of all available information.

-safeseh

Marks the object as either containing no exception handlers or containing exception handlers that are all declared with SAFESEH.

-Sf

Adds first-pass listing to listing file.

-Sg

Turns on listing of assembly-generated code.

-Sn

Turns off symbol table when producing a listing.

-Sp n

Set segment alignment as n .

-stackalign

Align stack variables to 16-byte.

-sysvregs

Ignore RDI and RSI in USES for Linux64.

-Sx

Turns on false conditionals in listing.

-w

Same as -W0 -WX .

-W level

Sets the warning level, where level = 0, 1, 2, or 3.

-win64

Generate 64-bit COFF object. Defines _WIN64.

-ws CodePage

Store quoted CodePage as Unicode. Defines _UNICODE.

-WX

Treat all warnings as errors.

-X

Ignore INCLUDE environment path.

-Z7

Add full symbolic debugging information.

-zcw

No decoration for C symbols.

-Zd

Generates line-number information in object file.

-Zf

Make all symbols public.

-zf {0|1}

Set FASTCALL type: MS/OW.

-Zg

Generate code to match Masm.

-Zi {0|1|2|3}{|5|8}

Add symbolic debugging information.

-zlc

No OMF records of data in code.

-zld

No OMF records of far call.

-Zm

Enable MASM 5.10 compatibility.

-Zv8

Enable Masm v8+ PROC visibility.

-Zne

Disable syntax extensions not supported and enable syntax supported by Masm.

-zl {f|p|s}

Suppress items in COFF

-zlf

Suppress items in COFF: No file entry.

-zlp

Suppress items in COFF: No static procs.

-zls

Suppress items in COFF: No section aux entry.

-Zp [ alignment ]

Packs structures of the specified byte boundary by alignment .

-Zs

Perform syntax check only.

-zt {0|1|2}

Set STDCALL decoration: FULL (default), NONE, and HALF.

-zze

No export symbol decoration.

-zzs

Store name of start address.

COPYRIGHT

Copyright (C) 2011-2025 The Asmc Contributors.

SEE ALSO

Online manual

https://github.com/nidud/asmc/blob/master/readme.md

asmc_linux

https://github.com/nidud/asmc_linux

https://github.com/nidud/asmc

asmc