Index: lib/Target/ARM/ARMTargetTransformInfo.cpp =================================================================== --- lib/Target/ARM/ARMTargetTransformInfo.cpp +++ lib/Target/ARM/ARMTargetTransformInfo.cpp @@ -274,9 +274,6 @@ if (ST->hasNEON() && ValTy->isVectorTy() && ISD == ISD::SELECT) { // Lowering of some vector selects is currently far from perfect. static const TypeConversionCostTblEntry NEONVectorSelectTbl[] = { - { ISD::SELECT, MVT::v16i1, MVT::v16i16, 2*16 + 1 + 3*1 + 4*1 }, - { ISD::SELECT, MVT::v8i1, MVT::v8i32, 4*8 + 1*3 + 1*4 + 1*2 }, - { ISD::SELECT, MVT::v16i1, MVT::v16i32, 4*16 + 1*6 + 1*8 + 1*4 }, { ISD::SELECT, MVT::v4i1, MVT::v4i64, 4*4 + 1*2 + 1 }, { ISD::SELECT, MVT::v8i1, MVT::v8i64, 50 }, { ISD::SELECT, MVT::v16i1, MVT::v16i64, 100 } Index: test/CodeGen/ARM/vselect_imax.ll =================================================================== --- test/CodeGen/ARM/vselect_imax.ll +++ test/CodeGen/ARM/vselect_imax.ll @@ -10,8 +10,6 @@ ret void } -; We adjusted the cost model of the following selects. When we improve code -; lowering we also need to adjust the cost. %T0_10 = type <16 x i16> %T1_10 = type <16 x i1> ; CHECK-LABEL: func_blend10: @@ -23,7 +21,7 @@ ; CHECK: vmin.s16 ; CHECK: vmin.s16 ; COST: func_blend10 -; COST: cost of 40 {{.*}} select +; COST: cost of 2 {{.*}} select %r = select %T1_10 %c, %T0_10 %v0, %T0_10 %v1 store %T0_10 %r, %T0_10* %storeaddr ret void @@ -39,7 +37,7 @@ ; CHECK: vmin.s32 ; CHECK: vmin.s32 ; COST: func_blend14 -; COST: cost of 41 {{.*}} select +; COST: cost of 2 {{.*}} select %r = select %T1_14 %c, %T0_14 %v0, %T0_14 %v1 store %T0_14 %r, %T0_14* %storeaddr ret void @@ -55,11 +53,14 @@ %v1 = load %T0_15, %T0_15* %loadaddr2 %c = icmp slt %T0_15 %v0, %v1 ; COST: func_blend15 -; COST: cost of 82 {{.*}} select +; COST: cost of 4 {{.*}} select %r = select %T1_15 %c, %T0_15 %v0, %T0_15 %v1 store %T0_15 %r, %T0_15* %storeaddr ret void } + +; We adjusted the cost model of the following selects. When we improve code +; lowering we also need to adjust the cost. %T0_18 = type <4 x i64> %T1_18 = type <4 x i1> ; CHECK-LABEL: func_blend18: