diff --git a/llvm/lib/Target/ARM/ARMISelLowering.cpp b/llvm/lib/Target/ARM/ARMISelLowering.cpp --- a/llvm/lib/Target/ARM/ARMISelLowering.cpp +++ b/llvm/lib/Target/ARM/ARMISelLowering.cpp @@ -4586,7 +4586,7 @@ static SDValue LowerSADDSUBSAT(SDValue Op, SelectionDAG &DAG, const ARMSubtarget *Subtarget) { EVT VT = Op.getValueType(); - if (!Subtarget->hasDSP()) + if (!Subtarget->hasV6Ops() || !Subtarget->hasDSP()) return SDValue(); if (!VT.isSimple()) return SDValue(); diff --git a/llvm/test/CodeGen/ARM/sadd_sat.ll b/llvm/test/CodeGen/ARM/sadd_sat.ll --- a/llvm/test/CodeGen/ARM/sadd_sat.ll +++ b/llvm/test/CodeGen/ARM/sadd_sat.ll @@ -4,6 +4,7 @@ ; RUN: llc < %s -mtriple=thumbv7em-none-eabi | FileCheck %s --check-prefix=CHECK-T2 --check-prefix=CHECK-T2DSP ; RUN: llc < %s -mtriple=armv5t-none-eabi | FileCheck %s --check-prefix=CHECK-ARM --check-prefix=CHECK-ARMNODPS ; RUN: llc < %s -mtriple=armv5te-none-eabi | FileCheck %s --check-prefix=CHECK-ARM --check-prefix=CHECK-ARMBASEDSP +; RUN: llc < %s -mtriple=armv5te-none-eabi -mattr=+dsp | FileCheck %s --check-prefix=CHECK-ARM --check-prefix=CHECK-ARMBASEDSP ; RUN: llc < %s -mtriple=armv6-none-eabi | FileCheck %s --check-prefix=CHECK-ARM --check-prefix=CHECK-ARMDSP declare i4 @llvm.sadd.sat.i4(i4, i4)