i128 shift libcalls are not available on x86.
llvm-svn: 68133
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp
index f0a9484..5fd981f 100644
--- a/llvm/lib/Target/X86/X86ISelLowering.cpp
+++ b/llvm/lib/Target/X86/X86ISelLowering.cpp
@@ -816,6 +816,13 @@
setOperationAction(ISD::UMULO, MVT::i32, Custom);
setOperationAction(ISD::UMULO, MVT::i64, Custom);
+ if (!Subtarget->is64Bit()) {
+ // These libcalls are not available in 32-bit.
+ setLibcallName(RTLIB::SHL_I128, 0);
+ setLibcallName(RTLIB::SRL_I128, 0);
+ setLibcallName(RTLIB::SRA_I128, 0);
+ }
+
// We have target-specific dag combine patterns for the following nodes:
setTargetDAGCombine(ISD::VECTOR_SHUFFLE);
setTargetDAGCombine(ISD::BUILD_VECTOR);