VirtualBox

source: vbox/trunk/src/VBox/VMM/VMMAll/IEMAllAImplC.cpp@ 107377

Last change on this file since 107377 was 107294, checked in by vboxsync, 2 months ago

VMM/IEM: fix wrong MXCSR handling of [v]rsqrtps, [v]rsqrtss, [v]rcpps, [v]rcpss instructions; bugref:10820; jiraref:VBP-1476

Partial repair of reciprocal & reciprocal square root instructions:

These instructions are defined to produce no MXCSR faults, but were incorrectly raising some.

They remain numerically too precise -- conflicting with CPU documentation & actual HW results.

This change should make some applications work; the overall implementation is still faulty.

  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
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