Changeset 23487 in vbox for trunk/src/VBox/VMM/VMMR0

Timestamp:

Oct 1, 2009 2:57:14 PM (15 years ago)

Author:

vboxsync

Message:

VMM: Saved and restore the [R|E]FLAGS register in the cmmR3CallRing3SetJmp/Long code.

Location:

trunk/src/VBox/VMM/VMMR0

Files:

• VMMR0JmpA-amd64.asm (modified) (3 diffs)
• VMMR0JmpA-x86.asm (modified) (3 diffs)

trunk/src/VBox/VMM/VMMR0/VMMR0JmpA-amd64.asm

@@ -101 +101 @@
     movdqa  [xDX + VMMR0JMPBUF.xmm15], xmm15
  %endif
+    pushf
+    pop     xAX
+    mov     [xDX + VMMR0JMPBUF.rflags], xAX
 
     ;
@@ -172 +175 @@
     and     qword [xDX + VMMR0JMPBUF.rip], byte 0 ; used for valid check.
     mov     rsp, [xDX + VMMR0JMPBUF.rsp]
+    push    qword [xDX + VMMR0JMPBUF.rflags]
+    popf
     jmp     xCX
 
@@ -399 +404 @@
     mov     rcx, [xDX + VMMR0JMPBUF.rip]
     mov     rsp, [xDX + VMMR0JMPBUF.rsp]
-    ;; @todo flags????
+    push    qword [xDX + VMMR0JMPBUF.rflags]
+    popf
     jmp     rcx
 

trunk/src/VBox/VMM/VMMR0/VMMR0JmpA-x86.asm

@@ -70 +70 @@
     lea     ecx, [esp + 4]              ; (used in resume)
     mov     [xDX + VMMR0JMPBUF.esp], ecx
+    pushf
+    pop     xAX
+    mov     [xDX + VMMR0JMPBUF.eflags], xAX
 
     ;
@@ -175 +178 @@
     and     dword [xDX + VMMR0JMPBUF.eip], byte 0 ; used for valid check.
     mov     esp, [xDX + VMMR0JMPBUF.esp]
+    push    dword [xDX + VMMR0JMPBUF.eflags]
+    popf
     jmp     xCX
 
@@ -352 +357 @@
     mov     ecx, [xDX + VMMR0JMPBUF.eip]
     mov     esp, [xDX + VMMR0JMPBUF.esp]
+    push    dword [xDX + VMMR0JMPBUF.eflags]
+    popf
     jmp     ecx