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Implement explicit state switch between X87 and MMX #4105

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merged 4 commits into from
Oct 16, 2024

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@pmatos pmatos commented Oct 7, 2024

Fixes #3850

@pmatos pmatos changed the title Implement explicit state switch betwee X87 and MMX Implement explicit state switch between X87 and MMX Oct 7, 2024
@pmatos pmatos force-pushed the X87MMXState branch 2 times, most recently from e53b530 to c639cb5 Compare October 11, 2024 14:10
Makes it uniform among all 3DNow tests instead of
some checking and some don't.
@pmatos pmatos force-pushed the X87MMXState branch 2 times, most recently from 9890054 to 2b486a4 Compare October 11, 2024 14:53
Tags is set to all valid in FEX, but in host it's set to all valid _and_
reinterpreted. Adding this to known failures in the host runner.
@pmatos pmatos marked this pull request as ready for review October 15, 2024 16:02
@alyssarosenzweig
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seems plausible to me.

@Sonicadvance1 Sonicadvance1 merged commit 4b945a9 into FEX-Emu:main Oct 16, 2024
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@pmatos pmatos deleted the X87MMXState branch October 21, 2024 07:27
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MMX/x87 interaction is subtly broken
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