The pic base can't be duplicated.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45668 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86InstrInfo.td b/lib/Target/X86/X86InstrInfo.td
index 3711986..616fc52 100644
--- a/lib/Target/X86/X86InstrInfo.td
+++ b/lib/Target/X86/X86InstrInfo.td
@@ -282,7 +282,7 @@
def NOOP : I<0x90, RawFrm, (outs), (ins), "nop", []>;
// PIC base
-let neverHasSideEffects = 1 in {
+let neverHasSideEffects = 1, isNotDuplicable = 1 in {
def MOVPC32r : Ii32<0xE8, Pseudo, (outs GR32:$reg), (ins piclabel:$label),
"call\t$label\n\tpop{l}\t$reg", []>;
}