polly/test/CodeGen/simple_vec_call.ll

; RUN: opt %loadPolly -basic-aa -polly-codegen -polly-vectorizer=polly -S \
; RUN: -polly-invariant-load-hoisting=true < %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"

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

declare float @foo(float) readnone

define void @simple_vec_call() nounwind {
entry:
  br label %body

body:
  %indvar = phi i64 [ 0, %entry ], [ %indvar_next, %body ]
  %scevgep = getelementptr [1024 x float], [1024 x float]* @B, i64 0, i64 %indvar
  %value = load float, float* getelementptr inbounds ([1024 x float], [1024 x float]* @A, i64 0, i64 0), align 16
  %result = tail call float @foo(float %value) nounwind
  store float %result, float* %scevgep, align 4
  %indvar_next = add i64 %indvar, 1
  %exitcond = icmp eq i64 %indvar_next, 4
  br i1 %exitcond, label %return, label %body

return:
  ret void
}

; CHECK: [[RES1:%[a-zA-Z0-9_]+]] = tail call float @foo(float %.load) [[NUW:#[0-9]+]]
; CHECK: [[RES2:%[a-zA-Z0-9_]+]] = tail call float @foo(float %.load) [[NUW]]
; CHECK: [[RES3:%[a-zA-Z0-9_]+]] = tail call float @foo(float %.load) [[NUW]]
; CHECK: [[RES4:%[a-zA-Z0-9_]+]] = tail call float @foo(float %.load) [[NUW]]
; CHECK: [[RES5:%[a-zA-Z0-9_]+]] = insertelement <4 x float> undef, float [[RES1]], i32 0
; CHECK: [[RES6:%[a-zA-Z0-9_]+]] = insertelement <4 x float> [[RES5]], float [[RES2]], i32 1
; CHECK: [[RES7:%[a-zA-Z0-9_]+]] = insertelement <4 x float> [[RES6]], float [[RES3]], i32 2
; CHECK: [[RES8:%[a-zA-Z0-9_]+]] = insertelement <4 x float> [[RES7]], float [[RES4]], i32 3
; CHECK:  store <4 x float> [[RES8]]
; CHECK: attributes [[NUW]] = { nounwind }