[Nasm-bugs] [Bug 3392665] "mov ds, dword [0]" is not accepted and "mov ds, word [0]" in 32-bit segment does not put o16
noreply-nasm at dev.nasm.us
noreply-nasm at dev.nasm.us
Sun May 24 12:52:33 PDT 2020
https://bugzilla.nasm.us/show_bug.cgi?id=3392665
H. Peter Anvin <hpa at zytor.com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Severity|minor |critical
--- Comment #1 from H. Peter Anvin <hpa at zytor.com> ---
No, it should not add an o16 prefix, because this operation is defined as
always being 16 bits, no prefix needed. Declaring it dword is invalid, and
should error.
(strict word *should*, but I don't think it works right now.)
However, "mov ds,[0]" without a size qualifier *must* work; this is a
blocker-class regression.
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