1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt < %s -instcombine -S | FileCheck %s 3 4target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-f128:128:128-v128:128:128-n32:64" 5target triple = "powerpc64-unknown-linux-gnu" 6 7; These tests are extracted from bitcast.ll. 8; Verify that they also work correctly on big-endian targets. 9 10define float @test2(<2 x float> %A, <2 x i32> %B) { 11; CHECK-LABEL: @test2( 12; CHECK-NEXT: [[TMP24:%.*]] = extractelement <2 x float> [[A:%.*]], i32 1 13; CHECK-NEXT: [[BC:%.*]] = bitcast <2 x i32> [[B:%.*]] to <2 x float> 14; CHECK-NEXT: [[TMP4:%.*]] = extractelement <2 x float> [[BC]], i32 1 15; CHECK-NEXT: [[ADD:%.*]] = fadd float [[TMP24]], [[TMP4]] 16; CHECK-NEXT: ret float [[ADD]] 17; 18 %tmp28 = bitcast <2 x float> %A to i64 19 %tmp23 = trunc i64 %tmp28 to i32 20 %tmp24 = bitcast i32 %tmp23 to float 21 22 %tmp = bitcast <2 x i32> %B to i64 23 %tmp2 = trunc i64 %tmp to i32 24 %tmp4 = bitcast i32 %tmp2 to float 25 26 %add = fadd float %tmp24, %tmp4 27 ret float %add 28} 29 30define float @test3(<2 x float> %A, <2 x i64> %B) { 31; CHECK-LABEL: @test3( 32; CHECK-NEXT: [[TMP24:%.*]] = extractelement <2 x float> [[A:%.*]], i32 0 33; CHECK-NEXT: [[BC2:%.*]] = bitcast <2 x i64> [[B:%.*]] to <4 x float> 34; CHECK-NEXT: [[TMP4:%.*]] = extractelement <4 x float> [[BC2]], i32 1 35; CHECK-NEXT: [[ADD:%.*]] = fadd float [[TMP24]], [[TMP4]] 36; CHECK-NEXT: ret float [[ADD]] 37; 38 %tmp28 = bitcast <2 x float> %A to i64 39 %tmp29 = lshr i64 %tmp28, 32 40 %tmp23 = trunc i64 %tmp29 to i32 41 %tmp24 = bitcast i32 %tmp23 to float 42 43 %tmp = bitcast <2 x i64> %B to i128 44 %tmp1 = lshr i128 %tmp, 64 45 %tmp2 = trunc i128 %tmp1 to i32 46 %tmp4 = bitcast i32 %tmp2 to float 47 48 %add = fadd float %tmp24, %tmp4 49 ret float %add 50} 51 52define <2 x i32> @test4(i32 %A, i32 %B){ 53; CHECK-LABEL: @test4( 54; CHECK-NEXT: [[TMP1:%.*]] = insertelement <2 x i32> undef, i32 [[B:%.*]], i32 0 55; CHECK-NEXT: [[TMP2:%.*]] = insertelement <2 x i32> [[TMP1]], i32 [[A:%.*]], i32 1 56; CHECK-NEXT: ret <2 x i32> [[TMP2]] 57; 58 %tmp38 = zext i32 %A to i64 59 %tmp32 = zext i32 %B to i64 60 %tmp33 = shl i64 %tmp32, 32 61 %ins35 = or i64 %tmp33, %tmp38 62 %tmp43 = bitcast i64 %ins35 to <2 x i32> 63 ret <2 x i32> %tmp43 64} 65 66define <2 x float> @test5(float %A, float %B) { 67; CHECK-LABEL: @test5( 68; CHECK-NEXT: [[TMP1:%.*]] = insertelement <2 x float> undef, float [[B:%.*]], i32 0 69; CHECK-NEXT: [[TMP2:%.*]] = insertelement <2 x float> [[TMP1]], float [[A:%.*]], i32 1 70; CHECK-NEXT: ret <2 x float> [[TMP2]] 71; 72 %tmp37 = bitcast float %A to i32 73 %tmp38 = zext i32 %tmp37 to i64 74 %tmp31 = bitcast float %B to i32 75 %tmp32 = zext i32 %tmp31 to i64 76 %tmp33 = shl i64 %tmp32, 32 77 %ins35 = or i64 %tmp33, %tmp38 78 %tmp43 = bitcast i64 %ins35 to <2 x float> 79 ret <2 x float> %tmp43 80} 81 82define <2 x float> @test6(float %A){ 83; CHECK-LABEL: @test6( 84; CHECK-NEXT: [[TMP1:%.*]] = insertelement <2 x float> <float undef, float 4.200000e+01>, float [[A:%.*]], i32 0 85; CHECK-NEXT: ret <2 x float> [[TMP1]] 86; 87 %tmp23 = bitcast float %A to i32 88 %tmp24 = zext i32 %tmp23 to i64 89 %tmp25 = shl i64 %tmp24, 32 90 %mask20 = or i64 %tmp25, 1109917696 91 %tmp35 = bitcast i64 %mask20 to <2 x float> 92 ret <2 x float> %tmp35 93} 94 95; No change. Bitcasts are canonicalized above bitwise logic. 96 97define <2 x i32> @xor_bitcast_vec_to_vec(<1 x i64> %a) { 98; CHECK-LABEL: @xor_bitcast_vec_to_vec( 99; CHECK-NEXT: [[T1:%.*]] = bitcast <1 x i64> [[A:%.*]] to <2 x i32> 100; CHECK-NEXT: [[T2:%.*]] = xor <2 x i32> [[T1]], <i32 1, i32 2> 101; CHECK-NEXT: ret <2 x i32> [[T2]] 102; 103 %t1 = bitcast <1 x i64> %a to <2 x i32> 104 %t2 = xor <2 x i32> <i32 1, i32 2>, %t1 105 ret <2 x i32> %t2 106} 107 108; No change. Bitcasts are canonicalized above bitwise logic. 109 110define i64 @and_bitcast_vec_to_int(<2 x i32> %a) { 111; CHECK-LABEL: @and_bitcast_vec_to_int( 112; CHECK-NEXT: [[T1:%.*]] = bitcast <2 x i32> [[A:%.*]] to i64 113; CHECK-NEXT: [[T2:%.*]] = and i64 [[T1]], 3 114; CHECK-NEXT: ret i64 [[T2]] 115; 116 %t1 = bitcast <2 x i32> %a to i64 117 %t2 = and i64 %t1, 3 118 ret i64 %t2 119} 120 121; No change. Bitcasts are canonicalized above bitwise logic. 122 123define <2 x i32> @or_bitcast_int_to_vec(i64 %a) { 124; CHECK-LABEL: @or_bitcast_int_to_vec( 125; CHECK-NEXT: [[T1:%.*]] = bitcast i64 [[A:%.*]] to <2 x i32> 126; CHECK-NEXT: [[T2:%.*]] = or <2 x i32> [[T1]], <i32 1, i32 2> 127; CHECK-NEXT: ret <2 x i32> [[T2]] 128; 129 %t1 = bitcast i64 %a to <2 x i32> 130 %t2 = or <2 x i32> %t1, <i32 1, i32 2> 131 ret <2 x i32> %t2 132} 133 134