; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt -slp-vectorizer -S -mtriple=x86_64-unknown-linux-gnu -mcpu=bdver2 < %s | FileCheck %s define dso_local void @rftbsub(double* %a) local_unnamed_addr #0 { ; CHECK-LABEL: @rftbsub( ; CHECK-NEXT: entry: ; CHECK-NEXT: [[ARRAYIDX6:%.*]] = getelementptr inbounds double, double* [[A:%.*]], i64 2 ; CHECK-NEXT: [[SUB22:%.*]] = fsub double undef, undef ; CHECK-NEXT: [[TMP0:%.*]] = bitcast double* [[ARRAYIDX6]] to <2 x double>* ; CHECK-NEXT: [[TMP1:%.*]] = load <2 x double>, <2 x double>* [[TMP0]], align 8 ; CHECK-NEXT: [[TMP2:%.*]] = extractelement <2 x double> [[TMP1]], i32 1 ; CHECK-NEXT: [[ADD16:%.*]] = fadd double [[TMP2]], undef ; CHECK-NEXT: [[MUL18:%.*]] = fmul double undef, [[ADD16]] ; CHECK-NEXT: [[ADD19:%.*]] = fadd double undef, [[MUL18]] ; CHECK-NEXT: [[TMP3:%.*]] = insertelement <2 x double> poison, double [[ADD19]], i32 0 ; CHECK-NEXT: [[TMP4:%.*]] = insertelement <2 x double> [[TMP3]], double [[SUB22]], i32 1 ; CHECK-NEXT: [[TMP5:%.*]] = fsub <2 x double> [[TMP1]], [[TMP4]] ; CHECK-NEXT: [[TMP6:%.*]] = bitcast double* [[ARRAYIDX6]] to <2 x double>* ; CHECK-NEXT: store <2 x double> [[TMP5]], <2 x double>* [[TMP6]], align 8 ; CHECK-NEXT: unreachable ; entry: %arrayidx6 = getelementptr inbounds double, double* %a, i64 2 %0 = load double, double* %arrayidx6, align 8 %1 = or i64 2, 1 %arrayidx12 = getelementptr inbounds double, double* %a, i64 %1 %2 = load double, double* %arrayidx12, align 8 %add16 = fadd double %2, undef %mul18 = fmul double undef, %add16 %add19 = fadd double undef, %mul18 %sub22 = fsub double undef, undef %sub25 = fsub double %0, %add19 store double %sub25, double* %arrayidx6, align 8 %sub29 = fsub double %2, %sub22 store double %sub29, double* %arrayidx12, align 8 unreachable }