RFR: 8365579: ml64.exe is not the right assembler for Windows aarch64 [v2]

[Erik Joelsson]

On Fri, 15 Aug 2025 15:46:58 GMT, Saint Wesonga <duke at openjdk.org> wrote:

>> [ml64](https://learn.microsoft.com/en-us/cpp/assembler/masm/ml-and-ml64-command-line-reference?view=msvc-170) is set as the assembler for the Windows platform but is specific to the x64 platform. The [armasm64](https://learn.microsoft.com/en-us/cpp/assembler/arm/arm-assembler-command-line-reference?view=msvc-170) assembler should be used for Windows AArch64.
>> 
>> The -c and -Ta options are only valid for ml64 and -Ta can be removed from CompileFile.gmk (assembling for x64 works without it).
>
> Saint Wesonga has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Reduce nesting levels

Marked as reviewed by erikj (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/26791#pullrequestreview-3124553719