Changeset 38084 in vbox

Timestamp:

Jul 20, 2011 4:45:23 PM (14 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

73031

Message:

IEM: Implemented immediate far call.

File:

• trunk/src/VBox/VMM/VMMAll/IEMAllInstructions.cpp.h (modified) (1 diff)

trunk/src/VBox/VMM/VMMAll/IEMAllInstructions.cpp.h

@@ -7781 +7781 @@
 
 /** Opcode 0x9a. */
-FNIEMOP_STUB(iemOp_call_Ap);
+FNIEMOP_DEF(iemOp_call_Ap)
+{
+    IEMOP_MNEMONIC("call Ap");
+    IEMOP_HLP_NO_64BIT();
+
+    /* Decode the far pointer address and pass it on to the far call C implementation. */
+    uint32_t offSeg;
+    if (pIemCpu->enmEffOpSize != IEMMODE_16BIT)
+        IEM_OPCODE_GET_NEXT_U32(&offSeg);
+    else
+    {
+        uint16_t offSeg16; IEM_OPCODE_GET_NEXT_U16(&offSeg16);
+        offSeg = offSeg16;
+    }
+    uint16_t uSel;  IEM_OPCODE_GET_NEXT_U16(&uSel);
+    IEMOP_HLP_NO_LOCK_PREFIX();
+    return IEM_MC_DEFER_TO_CIMPL_3(iemCImpl_callf, uSel, offSeg, pIemCpu->enmEffOpSize);
+}