Re: [edk2-devel] Update NASM to stable release 2.15.05

["Andrew Fish" <afish@apple.com>]

Mike,

Sounds like a good plan. 

Thanks,

Andrew Fish

> On Oct 20, 2021, at 9:51 AM, Michael D Kinney <michael.d.kinney@intel.com> wrote:
> 
> Hello,
> 
> I would like to propose that we update to a newer version of NASM.
> 
> 	https://www.nasm.us/
> 
> The most recent stable version is 2.15.05.
> 
> 	https://www.nasm.us/pub/nasm/releasebuilds/2.15.05/
> 
> NASM 2.15.05 Documentation:
> 
> 	https://nasm.us/xdoc/2.15.05/html/
> 	https://nasm.us/xdoc/2.15.05/nasmdoc.pdf
> 
> 
> The reason to update is to use a version of NASM that supports 
> newer instructions that will allow the .nasm files with
> DB statements for instructions to be updated to use 
> instruction names.  This improves the readability/maintenance
> of the .nasm source files:
> 
> 	https://nasm.us/xdoc/2.15.05/html/nasmdocb.html#section-B.1.41
> 
> Also, the work on tools such as uncrustify to format source files
> require tests to make sure the source format changes do not cause
> any functional changes.  Compilers support flags for reproducible
> builds.  NASM 2.15.05 added the --reproducible flag that provides
> the same feature for OBJ files produces by NASM.
> 
> 	https://nasm.us/xdoc/2.15.05/html/nasmdoc2.html#section-2.1.34
> 
> 
> 	2.1.34 The --reproducible Option
> 	
> 	If this option is given, NASM will not emit information that is
>       inherently dependent on the NASM version or different from run to
>       run (such as timestamps) into the output file.
> 
> Please let me know if there are any concerns with doing this tool update.
> If there are no concerns, I will work on patches required to update 
> EDK II CI to use NASM 2.15.05 and to update the developer documentation
> to require NASM 2.15.05 as the new minimum version.
> 
> Thanks,
> 
> Mike
> 
> 
> 
> 
> 
>