Index: llvm/lib/Target/ARM/ARMInstrVFP.td =================================================================== --- llvm/lib/Target/ARM/ARMInstrVFP.td +++ llvm/lib/Target/ARM/ARMInstrVFP.td @@ -1551,6 +1551,8 @@ let Inst{5} = Sm{0}; let Inst{15-12} = Sd{4-1}; let Inst{22} = Sd{0}; + + let hasSideEffects = 0; } class AVConv1IsH_Encode opcod1, bits<2> opcod2, bits<4> opcod3, Index: llvm/test/CodeGen/Thumb2/mve-vcvt.ll =================================================================== --- llvm/test/CodeGen/Thumb2/mve-vcvt.ll +++ llvm/test/CodeGen/Thumb2/mve-vcvt.ll @@ -45,8 +45,8 @@ ; CHECK-MVE: @ %bb.0: @ %entry ; CHECK-MVE-NEXT: vcvt.s32.f32 s4, s0 ; CHECK-MVE-NEXT: vcvt.s32.f32 s6, s1 -; CHECK-MVE-NEXT: vcvt.s32.f32 s8, s3 ; CHECK-MVE-NEXT: vcvt.s32.f32 s10, s2 +; CHECK-MVE-NEXT: vcvt.s32.f32 s8, s3 ; CHECK-MVE-NEXT: vmov r0, s4 ; CHECK-MVE-NEXT: vmov.32 q0[0], r0 ; CHECK-MVE-NEXT: vmov r0, s6 @@ -71,8 +71,8 @@ ; CHECK-MVE: @ %bb.0: @ %entry ; CHECK-MVE-NEXT: vcvt.u32.f32 s4, s0 ; CHECK-MVE-NEXT: vcvt.u32.f32 s6, s1 -; CHECK-MVE-NEXT: vcvt.u32.f32 s8, s3 ; CHECK-MVE-NEXT: vcvt.u32.f32 s10, s2 +; CHECK-MVE-NEXT: vcvt.u32.f32 s8, s3 ; CHECK-MVE-NEXT: vmov r0, s4 ; CHECK-MVE-NEXT: vmov.32 q0[0], r0 ; CHECK-MVE-NEXT: vmov r0, s6 Index: llvm/unittests/Target/ARM/MachineInstrTest.cpp =================================================================== --- llvm/unittests/Target/ARM/MachineInstrTest.cpp +++ llvm/unittests/Target/ARM/MachineInstrTest.cpp @@ -1103,8 +1103,8 @@ for (unsigned Op = 0; Op < ARM::INSTRUCTION_LIST_END; ++Op) { const MCInstrDesc &Desc = TII->get(Op); - if ((Desc.TSFlags & ARMII::DomainMask) != ARMII::DomainMVE && - (Desc.TSFlags & ARMII::DomainMask) != ARMII::DomainVFP) + if ((Desc.TSFlags & + (ARMII::DomainMVE | ARMII::DomainVFP | ARMII::DomainNEONA8)) == 0) continue; if (UnpredictableOpcodes.count(Op)) continue;