1 ; RUN: opt < %s -scalarrepl -S | FileCheck %s 2 ; RUN: opt < %s -scalarrepl-ssa -S | FileCheck %s 3 target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:64:64-v128:128:128-a0:0:32-n32" 4 target triple = "thumbv7-apple-darwin10.0.0" 5 6 %struct.Vector4 = type { float, float, float, float } 7 @f.vector = internal constant %struct.Vector4 { float 1.000000e+00, float 2.000000e+00, float 3.000000e+00, float 4.000000e+00 }, align 16 8 9 ; CHECK-LABEL: define void @f( 10 ; CHECK-NOT: alloca 11 ; CHECK: phi <4 x float> 12 13 define void @f() nounwind ssp { 14 entry: 15 %i = alloca i32, align 4 16 %vector = alloca %struct.Vector4, align 16 17 %agg.tmp = alloca %struct.Vector4, align 16 18 %tmp = bitcast %struct.Vector4* %vector to i8* 19 call void @llvm.memcpy.p0i8.p0i8.i32(i8* %tmp, i8* bitcast (%struct.Vector4* @f.vector to i8*), i32 16, i32 16, i1 false) 20 br label %for.cond 21 22 for.cond: ; preds = %for.body, %entry 23 %storemerge = phi i32 [ 0, %entry ], [ %inc, %for.body ] 24 store i32 %storemerge, i32* %i, align 4 25 %cmp = icmp slt i32 %storemerge, 1000000 26 br i1 %cmp, label %for.body, label %for.end 27 28 for.body: ; preds = %for.cond 29 %tmp2 = bitcast %struct.Vector4* %agg.tmp to i8* 30 %tmp3 = bitcast %struct.Vector4* %vector to i8* 31 call void @llvm.memcpy.p0i8.p0i8.i32(i8* %tmp2, i8* %tmp3, i32 16, i32 16, i1 false) 32 %0 = bitcast %struct.Vector4* %agg.tmp to [2 x i64]* 33 %1 = load [2 x i64], [2 x i64]* %0, align 16 34 %tmp2.i = extractvalue [2 x i64] %1, 0 35 %tmp3.i = zext i64 %tmp2.i to i128 36 %tmp10.i = bitcast i128 %tmp3.i to <4 x float> 37 %sub.i.i = fsub <4 x float> <float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00>, %tmp10.i 38 %2 = bitcast %struct.Vector4* %vector to <4 x float>* 39 store <4 x float> %sub.i.i, <4 x float>* %2, align 16 40 %tmp4 = load i32, i32* %i, align 4 41 %inc = add nsw i32 %tmp4, 1 42 br label %for.cond 43 44 for.end: ; preds = %for.cond 45 %x = getelementptr inbounds %struct.Vector4, %struct.Vector4* %vector, i32 0, i32 0 46 %tmp5 = load float, float* %x, align 16 47 %conv = fpext float %tmp5 to double 48 %call = call i32 (...) @printf(double %conv) nounwind 49 ret void 50 } 51 52 declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i32, i1) nounwind 53 declare i32 @printf(...) 54
