forked from OSchip/llvm-project
31 lines
867 B
LLVM
31 lines
867 B
LLVM
|
; RUN: opt -instcombine -S < %s | FileCheck %s
|
||
|
|
|
||
|
|
target datalayout = "e-m:e-p:64:64:64-i64:64-f80:128-n8:16:32:64-S128"
|
||
|
|
|
||
|
|
; CHECK-LABEL: @test_load_load_combine_metadata(
|
||
|
|
; Check that range and AA metadata is combined
|
||
|
|
; CHECK: %[[V:.*]] = load i32, i32* %0
|
||
|
|
; CHECK-SAME: !tbaa !{{[0-9]+}}
|
||
|
|
; CHECK-SAME: !range ![[RANGE:[0-9]+]]
|
||
|
|
; CHECK: store i32 %[[V]], i32* %1
|
||
|
|
; CHECK: store i32 %[[V]], i32* %2
|
||
|
|
define void @test_load_load_combine_metadata(i32*, i32*, i32*) {
|
||
|
|
%a = load i32, i32* %0, !tbaa !8, !range !0, !alias.scope !5, !noalias !6
|
||
|
|
%b = load i32, i32* %0, !tbaa !8, !range !1
|
||
|
|
store i32 %a, i32* %1
|
||
|
|
store i32 %b, i32* %2
|
||
|
|
ret void
|
||
|
|
}
|
||
|
|
|
||
|
|
; CHECK: ![[RANGE]] = !{i32 0, i32 5}
|
||
|
|
!0 = !{ i32 0, i32 5 }
|
||
|
|
!1 = !{ i32 7, i32 9 }
|
||
|
|
!2 = !{!2}
|
||
|
|
!3 = !{!3, !2}
|
||
|
|
!4 = !{!4, !2}
|
||
|
|
!5 = !{!3}
|
||
|
|
!6 = !{!4}
|
||
|
|
!7 = !{ !"tbaa root" }
|
||
|
|
!8 = !{ !9, !9, i64 0 }
|
||
|
|
!9 = !{ !"scalar type", !7}
|