1; RUN: opt < %s -scalarrepl -S | FileCheck %s 2target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64" 3target triple = "x86_64-apple-darwin10.0.0" 4 5define void @test1(<4 x float>* %F, float %f) { 6entry: 7 %G = alloca <4 x float>, align 16 ; <<4 x float>*> [#uses=3] 8 %tmp = load <4 x float>, <4 x float>* %F ; <<4 x float>> [#uses=2] 9 %tmp3 = fadd <4 x float> %tmp, %tmp ; <<4 x float>> [#uses=1] 10 store <4 x float> %tmp3, <4 x float>* %G 11 %G.upgrd.1 = getelementptr <4 x float>, <4 x float>* %G, i32 0, i32 0 ; <float*> [#uses=1] 12 store float %f, float* %G.upgrd.1 13 %tmp4 = load <4 x float>, <4 x float>* %G ; <<4 x float>> [#uses=2] 14 %tmp6 = fadd <4 x float> %tmp4, %tmp4 ; <<4 x float>> [#uses=1] 15 store <4 x float> %tmp6, <4 x float>* %F 16 ret void 17; CHECK-LABEL: @test1( 18; CHECK-NOT: alloca 19; CHECK: %tmp = load <4 x float>, <4 x float>* %F 20; CHECK: fadd <4 x float> %tmp, %tmp 21; CHECK-NEXT: insertelement <4 x float> %tmp3, float %f, i32 0 22} 23 24define void @test2(<4 x float>* %F, float %f) { 25entry: 26 %G = alloca <4 x float>, align 16 ; <<4 x float>*> [#uses=3] 27 %tmp = load <4 x float>, <4 x float>* %F ; <<4 x float>> [#uses=2] 28 %tmp3 = fadd <4 x float> %tmp, %tmp ; <<4 x float>> [#uses=1] 29 store <4 x float> %tmp3, <4 x float>* %G 30 %tmp.upgrd.2 = getelementptr <4 x float>, <4 x float>* %G, i32 0, i32 2 ; <float*> [#uses=1] 31 store float %f, float* %tmp.upgrd.2 32 %tmp4 = load <4 x float>, <4 x float>* %G ; <<4 x float>> [#uses=2] 33 %tmp6 = fadd <4 x float> %tmp4, %tmp4 ; <<4 x float>> [#uses=1] 34 store <4 x float> %tmp6, <4 x float>* %F 35 ret void 36; CHECK-LABEL: @test2( 37; CHECK-NOT: alloca 38; CHECK: %tmp = load <4 x float>, <4 x float>* %F 39; CHECK: fadd <4 x float> %tmp, %tmp 40; CHECK-NEXT: insertelement <4 x float> %tmp3, float %f, i32 2 41} 42 43define void @test3(<4 x float>* %F, float* %f) { 44entry: 45 %G = alloca <4 x float>, align 16 ; <<4 x float>*> [#uses=2] 46 %tmp = load <4 x float>, <4 x float>* %F ; <<4 x float>> [#uses=2] 47 %tmp3 = fadd <4 x float> %tmp, %tmp ; <<4 x float>> [#uses=1] 48 store <4 x float> %tmp3, <4 x float>* %G 49 %tmp.upgrd.3 = getelementptr <4 x float>, <4 x float>* %G, i32 0, i32 2 ; <float*> [#uses=1] 50 %tmp.upgrd.4 = load float, float* %tmp.upgrd.3 ; <float> [#uses=1] 51 store float %tmp.upgrd.4, float* %f 52 ret void 53; CHECK-LABEL: @test3( 54; CHECK-NOT: alloca 55; CHECK: %tmp = load <4 x float>, <4 x float>* %F 56; CHECK: fadd <4 x float> %tmp, %tmp 57; CHECK-NEXT: extractelement <4 x float> %tmp3, i32 2 58} 59 60define void @test4(<4 x float>* %F, float* %f) { 61entry: 62 %G = alloca <4 x float>, align 16 ; <<4 x float>*> [#uses=2] 63 %tmp = load <4 x float>, <4 x float>* %F ; <<4 x float>> [#uses=2] 64 %tmp3 = fadd <4 x float> %tmp, %tmp ; <<4 x float>> [#uses=1] 65 store <4 x float> %tmp3, <4 x float>* %G 66 %G.upgrd.5 = getelementptr <4 x float>, <4 x float>* %G, i32 0, i32 0 ; <float*> [#uses=1] 67 %tmp.upgrd.6 = load float, float* %G.upgrd.5 ; <float> [#uses=1] 68 store float %tmp.upgrd.6, float* %f 69 ret void 70; CHECK-LABEL: @test4( 71; CHECK-NOT: alloca 72; CHECK: %tmp = load <4 x float>, <4 x float>* %F 73; CHECK: fadd <4 x float> %tmp, %tmp 74; CHECK-NEXT: extractelement <4 x float> %tmp3, i32 0 75} 76 77define i32 @test5(float %X) { ;; should turn into bitcast. 78 %X_addr = alloca [4 x float] 79 %X1 = getelementptr [4 x float], [4 x float]* %X_addr, i32 0, i32 2 80 store float %X, float* %X1 81 %a = bitcast float* %X1 to i32* 82 %tmp = load i32, i32* %a 83 ret i32 %tmp 84; CHECK-LABEL: @test5( 85; CHECK-NEXT: bitcast float %X to i32 86; CHECK-NEXT: ret i32 87} 88 89define i64 @test6(<2 x float> %X) { 90 %X_addr = alloca <2 x float> 91 store <2 x float> %X, <2 x float>* %X_addr 92 %P = bitcast <2 x float>* %X_addr to i64* 93 %tmp = load i64, i64* %P 94 ret i64 %tmp 95; CHECK-LABEL: @test6( 96; CHECK: bitcast <2 x float> %X to i64 97; CHECK: ret i64 98} 99 100%struct.test7 = type { [6 x i32] } 101 102define void @test7() { 103entry: 104 %memtmp = alloca %struct.test7, align 16 105 %0 = bitcast %struct.test7* %memtmp to <4 x i32>* 106 store <4 x i32> zeroinitializer, <4 x i32>* %0, align 16 107 %1 = getelementptr inbounds %struct.test7, %struct.test7* %memtmp, i64 0, i32 0, i64 5 108 store i32 0, i32* %1, align 4 109 ret void 110; CHECK-LABEL: @test7( 111; CHECK-NOT: alloca 112; CHECK: and i192 113} 114 115; When promoting an alloca to a 1-element vector type, instructions that 116; produce that same vector type should not be changed to insert one element 117; into a new vector. <rdar://problem/14249078> 118define <1 x i64> @test8(<1 x i64> %a) { 119entry: 120 %a.addr = alloca <1 x i64>, align 8 121 %__a = alloca <1 x i64>, align 8 122 %tmp = alloca <1 x i64>, align 8 123 store <1 x i64> %a, <1 x i64>* %a.addr, align 8 124 %0 = load <1 x i64>, <1 x i64>* %a.addr, align 8 125 store <1 x i64> %0, <1 x i64>* %__a, align 8 126 %1 = load <1 x i64>, <1 x i64>* %__a, align 8 127 %2 = bitcast <1 x i64> %1 to <8 x i8> 128 %3 = bitcast <8 x i8> %2 to <1 x i64> 129 %vshl_n = shl <1 x i64> %3, <i64 4> 130 store <1 x i64> %vshl_n, <1 x i64>* %tmp 131 %4 = load <1 x i64>, <1 x i64>* %tmp 132 ret <1 x i64> %4 133; CHECK-LABEL: @test8( 134; CHECK-NOT: alloca 135; CHECK-NOT: insertelement 136; CHECK: ret <1 x i64> 137} 138