updated assembly to build in 64 bit mode

[palacios.git] / palacios / src / palacios / svm_lowlevel.S

diff --git a/palacios/src/palacios/svm_lowlevel.S b/palacios/src/palacios/svm_lowlevel.S
index 9b201b1..3a17df4 100644 (file)
--- a/palacios/src/palacios/svm_lowlevel.S
+++ b/palacios/src/palacios/svm_lowlevel.S
@@ -49,21 +49,6 @@
        popl    %eax;
 
 
-
-#elif __V3_64BIT__
-
-#endif
-
-
-v3_stgi:
-       stgi;
-       ret;
-
-v3_clgi:
-       clgi;
-       ret;
-       
-       
 v3_svm_launch:
        push    %ebp;
        movl    %esp, %ebp;
@@ -92,3 +77,55 @@ v3_svm_launch:
        popf;
        pop     %ebp;
        ret
+
+
+
+#elif __V3_64BIT__
+
+#define Save_SVM_Registers(location)   \
+       pushl   %eax;                   \
+       movl    location, %eax;         \
+       movl    %edi, (%eax);           \
+       movl    %esi, 8(%eax);          \
+       movl    %ebp, 16(%eax);         \
+       movl    $0, 24(%eax);           \
+       movl    %ebx, 32(%eax);         \
+       movl    %edx, 40(%eax);         \
+       movl    %ecx, 48(%eax);         \
+       pushl   %ebx;                   \
+       movl    4(%esp), %ebx;          \
+       movl    %ebx, 56(%eax);         \
+       popl    %ebx;                   \
+       popl    %eax;                   
+       
+
+#define Restore_SVM_Registers(location) \
+       pushl   %eax;                   \
+       movl    location, %eax;         \
+       movl    (%eax), %edi;           \
+       movl    8(%eax), %esi;          \
+       movl    16(%eax), %ebp;         \
+       movl    32(%eax), %ebx;         \
+       movl    40(%eax), %edx;         \
+       movl    48(%eax), %ecx;         \
+       popl    %eax;
+
+
+
+v3_svm_launch:
+
+       ret
+
+
+#endif
+
+
+v3_stgi:
+       stgi;
+       ret;
+
+v3_clgi:
+       clgi;
+       ret;
+       
+