polly/test/CodeGen/simple_vec_two_stmts.ll

; RUN: opt %loadPolly %defaultOpts -polly-codegen -enable-polly-vector -dce -S %s | FileCheck %s
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"

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

define void @simple_vec_stride_one() nounwind {
bb0:
  br label %bb1

bb1:
  %indvar = phi i64 [ %indvar.next, %bb4 ], [ 0, %bb0 ]
  %scevgep = getelementptr [1024 x float]* @B, i64 0, i64 %indvar
  %scevgep2 = getelementptr [1024 x float]* @C, i64 0, i64 %indvar
  %scevgep1 = getelementptr [1024 x float]* @A, i64 0, i64 %indvar
  %exitcond = icmp ne i64 %indvar, 4
  br i1 %exitcond, label %bb2a, label %bb5

bb2a:
  %tmp1 = load float* %scevgep1, align 4
  store float %tmp1, float* %scevgep, align 4
  br label %bb2b

bb2b:
  %tmp2 = load float* %scevgep1, align 4
  store float %tmp2, float* %scevgep2, align 4
  br label %bb4

bb4:
  %indvar.next = add i64 %indvar, 1
  br label %bb1

bb5:
  ret void
}

define i32 @main() nounwind {
  call void @simple_vec_stride_one()
  %1 = load float* getelementptr inbounds ([1024 x float]* @A, i64 0, i64 42), align 8
  %2 = fptosi float %1 to i32
  ret i32 %2
}

; CHECK: bitcast float* {{.*}} to <4 x float>*
; CHECK: load <4 x float>*
; CHECK: store <4 x float> %tmp1_p_vec_full, <4 x float>* %vector_ptr7
; CHECK: bitcast float* {{.*}} to <4 x float>*
; CHECK: load <4 x float>*
; CHECK: store <4 x float> %tmp2_p_vec_full, <4 x float>* %vector_ptr15