1; RUN: opt < %s -basicaa -slp-vectorizer -S -mtriple=x86_64-apple-macosx10.8.0 -mcpu=corei7-avx | FileCheck %s 2 3target 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-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" 4target triple = "x86_64-apple-macosx10.8.0" 5 6; We will keep trying to vectorize the basic block even we already find vectorized store. 7; CHECK: test1 8; CHECK: store <2 x double> 9; CHECK: ret 10define void @test1(double* %a, double* %b, double* %c, double* %d) { 11entry: 12 %i0 = load double, double* %a, align 8 13 %i1 = load double, double* %b, align 8 14 %mul = fmul double %i0, %i1 15 %arrayidx3 = getelementptr inbounds double, double* %a, i64 1 16 %i3 = load double, double* %arrayidx3, align 8 17 %arrayidx4 = getelementptr inbounds double, double* %b, i64 1 18 %i4 = load double, double* %arrayidx4, align 8 19 %mul5 = fmul double %i3, %i4 20 store double %mul, double* %c, align 8 21 %arrayidx5 = getelementptr inbounds double, double* %c, i64 1 22 store double %mul5, double* %arrayidx5, align 8 23 %0 = bitcast double* %a to <4 x i32>* 24 %1 = load <4 x i32>, <4 x i32>* %0, align 8 25 %2 = bitcast double* %b to <4 x i32>* 26 %3 = load <4 x i32>, <4 x i32>* %2, align 8 27 %4 = mul <4 x i32> %1, %3 28 %5 = bitcast double* %d to <4 x i32>* 29 store <4 x i32> %4, <4 x i32>* %5, align 8 30 ret void 31} 32