Changeset 55148 in vbox

Timestamp:

Apr 8, 2015 7:41:01 PM (9 years ago)

Author:

vboxsync

Message:

fixed a crash of 64-bit VMs on 32-bit hosts

File:

trunk/src/VBox/VMM/VMMSwitcher/LegacyandAMD64.mac

-              r55106
+              r55148
     mov     eax, [rsi + CPUMCTX.fXStateMask]
     mov     ecx, [rsi + CPUMCTX.pXStateRC]
+    mov     ebx, [rsi + CPUMCTX.pXStateRC]
     test    eax, eax
     jz      .use_fxsave
     mov     edx, [rsi + CPUMCTX.fXStateMask + 4]
     o64 xsave [rcx]
+    o64 xsave [rbx]
     jmp     .done
 .use_fxsave:
     o64 fxsave  [rcx]                   ; (use explicit REX prefix, see @bugref{6398})
+    o64 fxsave  [rbx]                   ; (use explicit REX prefix, see @bugref{6398})
 .done:

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