test/Transforms/BBVectorize/mem-op-depth.ll

target 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"
target triple = "x86_64-unknown-linux-gnu"
; RUN: opt < %s -bb-vectorize -bb-vectorize-req-chain-depth=6 -instcombine -gvn -S | FileCheck %s

@A = common global [1024 x float] zeroinitializer, align 16
@B = common global [1024 x float] zeroinitializer, align 16

define i32 @test1() nounwind {
; CHECK: @test1
  %V1 = load float* getelementptr inbounds ([1024 x float]* @A, i64 0, i64 0), align 16
  %V2 = load float* getelementptr inbounds ([1024 x float]* @A, i64 0, i64 1), align 4
  %V3= load float* getelementptr inbounds ([1024 x float]* @A, i64 0, i64 2), align 8
  %V4 = load float* getelementptr inbounds ([1024 x float]* @A, i64 0, i64 3), align 4
; CHECK:   %V1 = load <4 x float>* bitcast ([1024 x float]* @A to <4 x float>*), align 16
  store float %V1, float* getelementptr inbounds ([1024 x float]* @B, i64 0, i64 0), align 16
  store float %V2, float* getelementptr inbounds ([1024 x float]* @B, i64 0, i64 1), align 4
  store float %V3, float* getelementptr inbounds ([1024 x float]* @B, i64 0, i64 2), align 8
  store float %V4, float* getelementptr inbounds ([1024 x float]* @B, i64 0, i64 3), align 4
; CHECK-NEXT: store <4 x float> %V1, <4 x float>* bitcast ([1024 x float]* @B to <4 x float>*), align 16
  ret i32 0
; CHECK-NEXT: ret i32 0
}