1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt < %s -passes=instcombine -S | FileCheck %s 3 4define i1 @reduce_mul_self(<8 x i1> %x) { 5; CHECK-LABEL: @reduce_mul_self( 6; CHECK-NEXT: [[TMP1:%.*]] = bitcast <8 x i1> [[X:%.*]] to i8 7; CHECK-NEXT: [[RES:%.*]] = icmp eq i8 [[TMP1]], -1 8; CHECK-NEXT: ret i1 [[RES]] 9; 10 %res = call i1 @llvm.vector.reduce.mul.v8i32(<8 x i1> %x) 11 ret i1 %res 12} 13 14define i32 @reduce_mul_sext(<4 x i1> %x) { 15; CHECK-LABEL: @reduce_mul_sext( 16; CHECK-NEXT: [[TMP1:%.*]] = bitcast <4 x i1> [[X:%.*]] to i4 17; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i4 [[TMP1]], -1 18; CHECK-NEXT: [[RES:%.*]] = zext i1 [[TMP2]] to i32 19; CHECK-NEXT: ret i32 [[RES]] 20; 21 %sext = sext <4 x i1> %x to <4 x i32> 22 %res = call i32 @llvm.vector.reduce.mul.v4i32(<4 x i32> %sext) 23 ret i32 %res 24} 25 26define i64 @reduce_mul_zext(<8 x i1> %x) { 27; CHECK-LABEL: @reduce_mul_zext( 28; CHECK-NEXT: [[TMP1:%.*]] = bitcast <8 x i1> [[X:%.*]] to i8 29; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i8 [[TMP1]], -1 30; CHECK-NEXT: [[RES:%.*]] = zext i1 [[TMP2]] to i64 31; CHECK-NEXT: ret i64 [[RES]] 32; 33 %zext = zext <8 x i1> %x to <8 x i64> 34 %res = call i64 @llvm.vector.reduce.mul.v8i64(<8 x i64> %zext) 35 ret i64 %res 36} 37 38define i16 @reduce_mul_sext_same(<16 x i1> %x) { 39; CHECK-LABEL: @reduce_mul_sext_same( 40; CHECK-NEXT: [[TMP1:%.*]] = bitcast <16 x i1> [[X:%.*]] to i16 41; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i16 [[TMP1]], -1 42; CHECK-NEXT: [[RES:%.*]] = zext i1 [[TMP2]] to i16 43; CHECK-NEXT: ret i16 [[RES]] 44; 45 %sext = sext <16 x i1> %x to <16 x i16> 46 %res = call i16 @llvm.vector.reduce.mul.v16i16(<16 x i16> %sext) 47 ret i16 %res 48} 49 50define i8 @reduce_mul_zext_long(<128 x i1> %x) { 51; CHECK-LABEL: @reduce_mul_zext_long( 52; CHECK-NEXT: [[TMP1:%.*]] = bitcast <128 x i1> [[X:%.*]] to i128 53; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i128 [[TMP1]], -1 54; CHECK-NEXT: [[RES:%.*]] = zext i1 [[TMP2]] to i8 55; CHECK-NEXT: ret i8 [[RES]] 56; 57 %sext = sext <128 x i1> %x to <128 x i8> 58 %res = call i8 @llvm.vector.reduce.mul.v128i8(<128 x i8> %sext) 59 ret i8 %res 60} 61 62@glob = external global i8, align 1 63define i8 @reduce_mul_zext_long_external_use(<128 x i1> %x) { 64; CHECK-LABEL: @reduce_mul_zext_long_external_use( 65; CHECK-NEXT: [[TMP1:%.*]] = bitcast <128 x i1> [[X:%.*]] to i128 66; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i128 [[TMP1]], -1 67; CHECK-NEXT: [[RES:%.*]] = zext i1 [[TMP2]] to i8 68; CHECK-NEXT: [[TMP3:%.*]] = extractelement <128 x i1> [[X]], i64 0 69; CHECK-NEXT: [[EXT:%.*]] = sext i1 [[TMP3]] to i8 70; CHECK-NEXT: store i8 [[EXT]], ptr @glob, align 1 71; CHECK-NEXT: ret i8 [[RES]] 72; 73 %sext = sext <128 x i1> %x to <128 x i8> 74 %res = call i8 @llvm.vector.reduce.mul.v128i8(<128 x i8> %sext) 75 %ext = extractelement <128 x i8> %sext, i32 0 76 store i8 %ext, ptr @glob, align 1 77 ret i8 %res 78} 79 80@glob1 = external global i64, align 8 81define i64 @reduce_mul_zext_external_use(<8 x i1> %x) { 82; CHECK-LABEL: @reduce_mul_zext_external_use( 83; CHECK-NEXT: [[TMP1:%.*]] = bitcast <8 x i1> [[X:%.*]] to i8 84; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i8 [[TMP1]], -1 85; CHECK-NEXT: [[RES:%.*]] = zext i1 [[TMP2]] to i64 86; CHECK-NEXT: [[TMP3:%.*]] = extractelement <8 x i1> [[X]], i64 0 87; CHECK-NEXT: [[EXT:%.*]] = zext i1 [[TMP3]] to i64 88; CHECK-NEXT: store i64 [[EXT]], ptr @glob1, align 8 89; CHECK-NEXT: ret i64 [[RES]] 90; 91 %zext = zext <8 x i1> %x to <8 x i64> 92 %res = call i64 @llvm.vector.reduce.mul.v8i64(<8 x i64> %zext) 93 %ext = extractelement <8 x i64> %zext, i32 0 94 store i64 %ext, ptr @glob1, align 8 95 ret i64 %res 96} 97 98declare i1 @llvm.vector.reduce.mul.v8i32(<8 x i1> %a) 99declare i32 @llvm.vector.reduce.mul.v4i32(<4 x i32> %a) 100declare i64 @llvm.vector.reduce.mul.v8i64(<8 x i64> %a) 101declare i16 @llvm.vector.reduce.mul.v16i16(<16 x i16> %a) 102declare i8 @llvm.vector.reduce.mul.v128i8(<128 x i8> %a) 103