Changeset 66874 in vbox

Timestamp:

May 11, 2017 4:40:25 PM (8 years ago)

Author:

vboxsync

Message:

bs3-mode-EnteredMode.asm: Always save&restore xCX and xDX too as we're calling C code, 16-bit must do xBX too as it's volatile in cdecl.

File:

• trunk/src/VBox/ValidationKit/bootsectors/bs3kit/bs3-mode-EnteredMode.asm (modified) (3 diffs)

trunk/src/VBox/ValidationKit/bootsectors/bs3kit/bs3-mode-EnteredMode.asm

@@ -5 +5 @@
 
 ;
-; Copyright (C) 2007-2016 Oracle Corporation
+; Copyright (C) 2007-2017 Oracle Corporation
 ;
 ; This file is part of VirtualBox Open Source Edition (OSE), as
@@ -44 +44 @@
         mov     xBP, xSP
         push    xAX
+        push    xCX
+        push    xDX
+TONLY16 push    xBX
 %if BS3_MODE_IS_64BIT_CODE(TMPL_MODE)
-        push    rcx
-        push    rdx
         push    r8
         push    r9
@@ -252 +253 @@
         pop     r9
         pop     r8
-        pop     rdx
-        pop     rcx
-%endif
+%endif
+TONLY16 pop     xBX
+        pop     xDX
+        pop     xCX
         pop     xAX
 %ifdef BS3_STRICT