Implement replaceMachineCodeForFunction() for x86.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@9204 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86TargetMachine.cpp b/lib/Target/X86/X86TargetMachine.cpp
index dcc9bea..14af520 100644
--- a/lib/Target/X86/X86TargetMachine.cpp
+++ b/lib/Target/X86/X86TargetMachine.cpp
@@ -142,3 +142,10 @@
return false; // success!
}
+bool X86TargetMachine::replaceMachineCodeForFunction (void *Old, void *New) {
+ char *OldByte = (char *) Old;
+ *OldByte++ = 0xE9; // JMP
+ unsigned *OldWord = (unsigned *) OldByte;
+ *OldWord = (unsigned) New;
+ return false;
+}