llvm/test/Transforms/LoopVectorize/X86/x86_fp80-vector-store.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -passes='default<O3>,loop-vectorize' -force-vector-interleave=1 -force-vector-width=2 -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-S128"
target triple = "x86_64-apple-macosx10.7.0"

@x = common global [1024 x x86_fp80] zeroinitializer, align 16


define void @example() nounwind ssp uwtable {
; CHECK-LABEL: @example(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    br label [[VECTOR_BODY:%.*]]
; CHECK:       vector.body:
; CHECK-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT:    [[TMP0:%.*]] = or i64 [[INDEX]], 1
; CHECK-NEXT:    [[TMP1:%.*]] = getelementptr inbounds [1024 x x86_fp80], [1024 x x86_fp80]* @x, i64 0, i64 [[INDEX]]
; CHECK-NEXT:    [[TMP2:%.*]] = getelementptr inbounds [1024 x x86_fp80], [1024 x x86_fp80]* @x, i64 0, i64 [[TMP0]]
; CHECK-NEXT:    store x86_fp80 0xK3FFF8000000000000000, x86_fp80* [[TMP1]], align 16
; CHECK-NEXT:    store x86_fp80 0xK3FFF8000000000000000, x86_fp80* [[TMP2]], align 16
; CHECK-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 2
; CHECK-NEXT:    [[TMP3:%.*]] = icmp eq i64 [[INDEX_NEXT]], 1024
; CHECK-NEXT:    br i1 [[TMP3]], label [[FOR_END:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]
; CHECK:       for.end:
; CHECK-NEXT:    ret void
;
entry:
  br label %for.body

for.body:                                         ; preds = %for.body, %entry
  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
  %conv = sitofp i32 1 to x86_fp80
  %arrayidx = getelementptr inbounds [1024 x x86_fp80], [1024 x x86_fp80]* @x, i64 0, i64 %indvars.iv
  store x86_fp80 %conv, x86_fp80* %arrayidx, align 16
  %indvars.iv.next = add i64 %indvars.iv, 1
  %lftr.wideiv = trunc i64 %indvars.iv.next to i32
  %exitcond = icmp eq i32 %lftr.wideiv, 1024
  br i1 %exitcond, label %for.end, label %for.body

for.end:                                          ; preds = %for.body
  ret void
}