1 ; RUN: opt < %s -memcpyopt -S | FileCheck %s 2 3 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 4 5 ; Verify that we don't combine nontemporal stores into memset calls. 6 7 define void @nontemporal_stores_1(<4 x float>* nocapture %dst) { 8 ; CHECK-LABEL: @nontemporal_stores_1 9 ; CHECK: store <4 x float> zeroinitializer, <4 x float>* %dst, align 16, !nontemporal !0 10 ; CHECK: store <4 x float> zeroinitializer, <4 x float>* %ptr1, align 16, !nontemporal !0 11 ; CHECK: store <4 x float> zeroinitializer, <4 x float>* %ptr2, align 16, !nontemporal !0 12 ; CHECK: store <4 x float> zeroinitializer, <4 x float>* %ptr3, align 16, !nontemporal !0 13 ; CHECK: store <4 x float> zeroinitializer, <4 x float>* %ptr4, align 16, !nontemporal !0 14 ; CHECK: store <4 x float> zeroinitializer, <4 x float>* %ptr5, align 16, !nontemporal !0 15 ; CHECK: store <4 x float> zeroinitializer, <4 x float>* %ptr6, align 16, !nontemporal !0 16 ; CHECK: store <4 x float> zeroinitializer, <4 x float>* %ptr7, align 16, !nontemporal !0 17 ; CHECK-NEXT: ret void 18 entry: 19 store <4 x float> zeroinitializer, <4 x float>* %dst, align 16, !nontemporal !0 20 %ptr1 = getelementptr inbounds <4 x float>, <4 x float>* %dst, i64 1 21 store <4 x float> zeroinitializer, <4 x float>* %ptr1, align 16, !nontemporal !0 22 %ptr2 = getelementptr inbounds <4 x float>, <4 x float>* %dst, i64 2 23 store <4 x float> zeroinitializer, <4 x float>* %ptr2, align 16, !nontemporal !0 24 %ptr3 = getelementptr inbounds <4 x float>, <4 x float>* %dst, i64 3 25 store <4 x float> zeroinitializer, <4 x float>* %ptr3, align 16, !nontemporal !0 26 %ptr4 = getelementptr inbounds <4 x float>, <4 x float>* %dst, i64 4 27 store <4 x float> zeroinitializer, <4 x float>* %ptr4, align 16, !nontemporal !0 28 %ptr5 = getelementptr inbounds <4 x float>, <4 x float>* %dst, i64 5 29 store <4 x float> zeroinitializer, <4 x float>* %ptr5, align 16, !nontemporal !0 30 %ptr6 = getelementptr inbounds <4 x float>, <4 x float>* %dst, i64 6 31 store <4 x float> zeroinitializer, <4 x float>* %ptr6, align 16, !nontemporal !0 32 %ptr7 = getelementptr inbounds <4 x float>, <4 x float>* %dst, i64 7 33 store <4 x float> zeroinitializer, <4 x float>* %ptr7, align 16, !nontemporal !0 34 ret void 35 } 36 37 define void @nontemporal_stores_2(<4 x float>* nocapture %dst) { 38 ; CHECK-LABEL: @nontemporal_stores_2 39 ; CHECK: store <4 x float> zeroinitializer, <4 x float>* %dst, align 16, !nontemporal !0 40 ; CHECK: store <4 x float> zeroinitializer, <4 x float>* %ptr1, align 16, !nontemporal !0 41 ; CHECK-NEXT: ret void 42 entry: 43 store <4 x float> zeroinitializer, <4 x float>* %dst, align 16, !nontemporal !0 44 %ptr1 = getelementptr inbounds <4 x float>, <4 x float>* %dst, i64 1 45 store <4 x float> zeroinitializer, <4 x float>* %ptr1, align 16, !nontemporal !0 46 ret void 47 } 48 49 !0 = !{i32 1} 50
