Changeset 102367 in vbox for trunk

Timestamp:

Nov 28, 2023 2:24:45 PM (15 months ago)

Author:

vboxsync

Message:

VMM/IEM: Assert that the flat fetch and store functions are used in the right fExec mode (perhaps a bit excessive asserting, but could be helpful). bugref:10371

File:

• trunk/src/VBox/VMM/VMMAll/IEMAllMemRWTmplInline.cpp.h (modified) (2 diffs)

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

@@ -122 +122 @@
 RT_CONCAT3(iemMemFlatFetchData,TMPL_MEM_FN_SUFF,Jmp)(PVMCPUCC pVCpu, RTGCPTR GCPtrMem) IEM_NOEXCEPT_MAY_LONGJMP
 {
+    AssertMsg(   (pVCpu->iem.s.fExec & IEM_F_MODE_MASK) == IEM_F_MODE_X86_64BIT
+              || (pVCpu->iem.s.fExec & IEM_F_MODE_MASK) == IEM_F_MODE_X86_32BIT_PROT_FLAT
+              || (pVCpu->iem.s.fExec & IEM_F_MODE_MASK) == IEM_F_MODE_X86_32BIT_FLAT, ("%#x\n", pVCpu->iem.s.fExec));
 # if defined(IEM_WITH_DATA_TLB) && defined(IN_RING3) && !defined(TMPL_MEM_NO_INLINE)
     /*
@@ -242 +245 @@
                                                      TMPL_MEM_TYPE uValue) IEM_NOEXCEPT_MAY_LONGJMP
 {
+    AssertMsg(   (pVCpu->iem.s.fExec & IEM_F_MODE_MASK) == IEM_F_MODE_X86_64BIT
+              || (pVCpu->iem.s.fExec & IEM_F_MODE_MASK) == IEM_F_MODE_X86_32BIT_PROT_FLAT
+              || (pVCpu->iem.s.fExec & IEM_F_MODE_MASK) == IEM_F_MODE_X86_32BIT_FLAT, ("%#x\n", pVCpu->iem.s.fExec));
 #  if defined(IEM_WITH_DATA_TLB) && defined(IN_RING3) && !defined(TMPL_MEM_NO_INLINE)
     /*