Changeset 61368 in vbox

Timestamp:

Jun 1, 2016 12:46:59 PM (9 years ago)

Author:

vboxsync

Message:

CPUMRZA.asm: raw-mode fixes.

File:

• trunk/src/VBox/VMM/VMMRZ/CPUMRZA.asm (modified) (2 diffs)

trunk/src/VBox/VMM/VMMRZ/CPUMRZA.asm

@@ -141 +141 @@
         mov     eax, ecx
         and     eax, ~(X86_CR0_TS | X86_CR0_EM)
-        mov     cr0, ecx
+        mov     cr0, eax
 .skip_cr0_write:
  %endif
@@ -259 +259 @@
         ; Temporarily grant access to the SSE state. xDX must be preserved until CR0 is restored!
         mov     edx, cr0
+        test    edx, X86_CR0_TS | X86_CR0_EM
         jz      .skip_cr0_write
         mov     eax, edx
         and     eax, ~(X86_CR0_TS | X86_CR0_EM)
-        mov     cr0, ecx
+        mov     cr0, eax
 .skip_cr0_write:
  %endif