| ; RUN: opt < %s -basicaa -slp-vectorizer -S -mtriple=thumbv7-apple-ios3.0.0 -mcpu=swift | FileCheck %s |
| |
| target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:32:64-v128:32:128-a0:0:32-n32-S32" |
| |
| ; On swift unaligned <2 x double> stores need 4uops and it is there for cheaper |
| ; to do this scalar. |
| |
| ; CHECK-LABEL: expensive_double_store |
| ; CHECK-NOT: load <2 x double> |
| ; CHECK-NOT: store <2 x double> |
| define void @expensive_double_store(double* noalias %dst, double* noalias %src, i64 %count) { |
| entry: |
| %0 = load double, double* %src, align 8 |
| store double %0, double* %dst, align 8 |
| %arrayidx2 = getelementptr inbounds double, double* %src, i64 1 |
| %1 = load double, double* %arrayidx2, align 8 |
| %arrayidx3 = getelementptr inbounds double, double* %dst, i64 1 |
| store double %1, double* %arrayidx3, align 8 |
| ret void |
| } |
