forked from OSchip/llvm-project
50 lines
2.7 KiB
LLVM
50 lines
2.7 KiB
LLVM
; RUN: opt < %s -memcpyopt -S | FileCheck %s
|
|
|
|
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
|
|
|
|
; Verify that we don't combine nontemporal stores into memset calls.
|
|
|
|
define void @nontemporal_stores_1(<4 x float>* nocapture %dst) {
|
|
; CHECK-LABEL: @nontemporal_stores_1
|
|
; CHECK: store <4 x float> zeroinitializer, <4 x float>* %dst, align 16, !nontemporal !0
|
|
; CHECK: store <4 x float> zeroinitializer, <4 x float>* %ptr1, align 16, !nontemporal !0
|
|
; CHECK: store <4 x float> zeroinitializer, <4 x float>* %ptr2, align 16, !nontemporal !0
|
|
; CHECK: store <4 x float> zeroinitializer, <4 x float>* %ptr3, align 16, !nontemporal !0
|
|
; CHECK: store <4 x float> zeroinitializer, <4 x float>* %ptr4, align 16, !nontemporal !0
|
|
; CHECK: store <4 x float> zeroinitializer, <4 x float>* %ptr5, align 16, !nontemporal !0
|
|
; CHECK: store <4 x float> zeroinitializer, <4 x float>* %ptr6, align 16, !nontemporal !0
|
|
; CHECK: store <4 x float> zeroinitializer, <4 x float>* %ptr7, align 16, !nontemporal !0
|
|
; CHECK-NEXT: ret void
|
|
entry:
|
|
store <4 x float> zeroinitializer, <4 x float>* %dst, align 16, !nontemporal !0
|
|
%ptr1 = getelementptr inbounds <4 x float>, <4 x float>* %dst, i64 1
|
|
store <4 x float> zeroinitializer, <4 x float>* %ptr1, align 16, !nontemporal !0
|
|
%ptr2 = getelementptr inbounds <4 x float>, <4 x float>* %dst, i64 2
|
|
store <4 x float> zeroinitializer, <4 x float>* %ptr2, align 16, !nontemporal !0
|
|
%ptr3 = getelementptr inbounds <4 x float>, <4 x float>* %dst, i64 3
|
|
store <4 x float> zeroinitializer, <4 x float>* %ptr3, align 16, !nontemporal !0
|
|
%ptr4 = getelementptr inbounds <4 x float>, <4 x float>* %dst, i64 4
|
|
store <4 x float> zeroinitializer, <4 x float>* %ptr4, align 16, !nontemporal !0
|
|
%ptr5 = getelementptr inbounds <4 x float>, <4 x float>* %dst, i64 5
|
|
store <4 x float> zeroinitializer, <4 x float>* %ptr5, align 16, !nontemporal !0
|
|
%ptr6 = getelementptr inbounds <4 x float>, <4 x float>* %dst, i64 6
|
|
store <4 x float> zeroinitializer, <4 x float>* %ptr6, align 16, !nontemporal !0
|
|
%ptr7 = getelementptr inbounds <4 x float>, <4 x float>* %dst, i64 7
|
|
store <4 x float> zeroinitializer, <4 x float>* %ptr7, align 16, !nontemporal !0
|
|
ret void
|
|
}
|
|
|
|
define void @nontemporal_stores_2(<4 x float>* nocapture %dst) {
|
|
; CHECK-LABEL: @nontemporal_stores_2
|
|
; CHECK: store <4 x float> zeroinitializer, <4 x float>* %dst, align 16, !nontemporal !0
|
|
; CHECK: store <4 x float> zeroinitializer, <4 x float>* %ptr1, align 16, !nontemporal !0
|
|
; CHECK-NEXT: ret void
|
|
entry:
|
|
store <4 x float> zeroinitializer, <4 x float>* %dst, align 16, !nontemporal !0
|
|
%ptr1 = getelementptr inbounds <4 x float>, <4 x float>* %dst, i64 1
|
|
store <4 x float> zeroinitializer, <4 x float>* %ptr1, align 16, !nontemporal !0
|
|
ret void
|
|
}
|
|
|
|
!0 = !{i32 1}
|