| ; 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: [[TMP0:%.*]] = load double, double* [[ARRAYIDX6]], align 8 |
| ; CHECK-NEXT: [[TMP1:%.*]] = or i64 2, 1 |
| ; CHECK-NEXT: [[ARRAYIDX12:%.*]] = getelementptr inbounds double, double* [[A]], i64 [[TMP1]] |
| ; CHECK-NEXT: [[TMP2:%.*]] = load double, double* [[ARRAYIDX12]], align 8 |
| ; CHECK-NEXT: [[ADD16:%.*]] = fadd double [[TMP2]], undef |
| ; CHECK-NEXT: [[MUL18:%.*]] = fmul double undef, [[ADD16]] |
| ; CHECK-NEXT: [[ADD19:%.*]] = fadd double undef, [[MUL18]] |
| ; CHECK-NEXT: [[SUB22:%.*]] = fsub double undef, undef |
| ; CHECK-NEXT: [[SUB25:%.*]] = fsub double [[TMP0]], [[ADD19]] |
| ; CHECK-NEXT: store double [[SUB25]], double* [[ARRAYIDX6]], align 8 |
| ; CHECK-NEXT: [[SUB29:%.*]] = fsub double [[TMP2]], [[SUB22]] |
| ; CHECK-NEXT: store double [[SUB29]], double* [[ARRAYIDX12]], 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 |
| } |