[bug] Fixed legacy SSE silently truncating xmm16-31 in x64 mode#515
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es3n1n wants to merge 3 commits into
Open
[bug] Fixed legacy SSE silently truncating xmm16-31 in x64 mode#515es3n1n wants to merge 3 commits into
es3n1n wants to merge 3 commits into
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The x86 test file already defines this macro for the commented-out failure block; mirror it on the x64 side so future PRs can add FAIL_INSTRUCTION(...) cases inline without reintroducing the macro each time.
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based on #513
xmm16-xmm31only exist under EVEX, legacy SSE has no REX.R'/REX.B' bits, so there's no byte pattern that can reach them