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Add test for store merge with noimplicitfloat

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@305697 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Nirav Dave 2017-06-19 15:18:20 +00:00
parent fe252ffdaa
commit d9d2f4eb1f
1 changed files with 23 additions and 0 deletions
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test/CodeGen/AArch64/mergestores_noimplicitfloat.ll Normal file
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@ -0,0 +1,23 @@
; RUN: llc -o - %s | FileCheck %s
target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
target triple = "arm64-apple-ios10.0.0"
; PR33475 - Expect 64-bit operations as 128-operations are not legal
; CHECK-LABEL: pr33475
; CHECK-DAG: ldr [[R0:x[0-9]+]], [x1]
; CHECK-DAG: str [[R0]], [x0]
; CHECK-DAG: ldr [[R1:x[0-9]+]], [x1, #8]
; CHECK-DAG: str [[R1]], [x0, #8]
; CHECK-DAG: ldr [[R2:x[0-9]+]], [x1, #16]
; CHECK-DAG: str [[R2]], [x0, #16]
; CHECK-DAG: ldr [[R3:x[0-9]+]], [x1, #24]
; CHECK-DAG: str [[R3]], [x0, #24]
define void @pr33475(i8* %p0, i8* %p1) noimplicitfloat {
call void @llvm.memcpy.p0i8.p0i8.i64(i8* %p0, i8* %p1, i64 32, i32 4, i1 false)
ret void
}
declare void @llvm.memcpy.p0i8.p0i8.i64(i8*, i8*, i64, i32, i1)