llvm/llvm/test/Transforms/PhaseOrdering/X86/unroll-vectorizer.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 3
; RUN: opt < %s -O3 -S | FileCheck %s

target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%Zip = type { { ptr, ptr }, { [32 x i8], { i64, i64 } } }

define void @foo(ptr %a, <32 x i8> %_0) #0 {
; CHECK-LABEL: define void @foo(
; CHECK-SAME: ptr nocapture writeonly [[A:%.*]], <32 x i8> [[_0:%.*]]) local_unnamed_addr #[[ATTR0:[0-9]+]] {
; CHECK-NEXT:  start:
; CHECK-NEXT:    store <32 x i8> [[_0]], ptr [[A]], align 1
; CHECK-NEXT:    ret void
;
start:
  %z = alloca %Zip, align 8
  %sroa_1 = getelementptr i8, ptr %z, i64 16
  store <32 x i8> %_0, ptr %sroa_1, align 8
  %len_ = getelementptr i8, ptr %z, i64 56
  store i64 32, ptr %len_, align 8
  %_1 = getelementptr %Zip, ptr %z, i64 0, i32 1, i32 1
  %_2 = getelementptr %Zip, ptr %z, i64 0, i32 1, i32 1, i32 1
  %len = load i64, ptr %_2, align 8
  %_10 = getelementptr %Zip, ptr %z, i64 0, i32 1
  br label %body

body:                                             ; preds = %body, %start
  %_34 = phi ptr [ %_34i, %body ], [ %a, %start ]
  %idx = phi i64 [ %idx_, %body ], [ 0, %start ]
  %_34i = getelementptr i8, ptr %_34, i64 1
  %idx_ = add i64 %idx, 1
  store i64 0, ptr %_1, align 8
  %_24 = getelementptr i8, ptr %_10, i64 %idx
  %_18 = load i8, ptr %_24, align 1
  store i8 %_18, ptr %_34, align 1
  %_6 = icmp eq i64 %len, %idx_
  br i1 %_6, label %exit, label %body

exit:                                             ; preds = %body
  ret void
}

attributes #0 = { "target-cpu"="znver3" }