| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt -S < %s -slp-vectorizer -slp-max-reg-size=128 -slp-min-reg-size=128 | FileCheck %s |
| |
| declare void @llvm.sideeffect() |
| |
| ; SLP vectorization across a @llvm.sideeffect. |
| |
| define void @test_sideeffect(float* %p) { |
| ; CHECK-LABEL: @test_sideeffect( |
| ; CHECK-NEXT: [[P0:%.*]] = getelementptr float, float* [[P:%.*]], i64 0 |
| ; CHECK-NEXT: [[P1:%.*]] = getelementptr float, float* [[P]], i64 1 |
| ; CHECK-NEXT: [[P2:%.*]] = getelementptr float, float* [[P]], i64 2 |
| ; CHECK-NEXT: [[P3:%.*]] = getelementptr float, float* [[P]], i64 3 |
| ; CHECK-NEXT: call void @llvm.sideeffect() |
| ; CHECK-NEXT: [[TMP1:%.*]] = bitcast float* [[P0]] to <4 x float>* |
| ; CHECK-NEXT: [[TMP2:%.*]] = load <4 x float>, <4 x float>* [[TMP1]], align 4 |
| ; CHECK-NEXT: call void @llvm.sideeffect() |
| ; CHECK-NEXT: [[TMP3:%.*]] = bitcast float* [[P0]] to <4 x float>* |
| ; CHECK-NEXT: store <4 x float> [[TMP2]], <4 x float>* [[TMP3]], align 4 |
| ; CHECK-NEXT: ret void |
| ; |
| %p0 = getelementptr float, float* %p, i64 0 |
| %p1 = getelementptr float, float* %p, i64 1 |
| %p2 = getelementptr float, float* %p, i64 2 |
| %p3 = getelementptr float, float* %p, i64 3 |
| %l0 = load float, float* %p0 |
| %l1 = load float, float* %p1 |
| %l2 = load float, float* %p2 |
| call void @llvm.sideeffect() |
| %l3 = load float, float* %p3 |
| store float %l0, float* %p0 |
| call void @llvm.sideeffect() |
| store float %l1, float* %p1 |
| store float %l2, float* %p2 |
| store float %l3, float* %p3 |
| ret void |
| } |
| |
| declare void @foo() |
| |
| define void @test_inaccessiblememonly(float* %p) { |
| ; CHECK-LABEL: @test_inaccessiblememonly( |
| ; CHECK-NEXT: [[P0:%.*]] = getelementptr float, float* [[P:%.*]], i64 0 |
| ; CHECK-NEXT: [[P1:%.*]] = getelementptr float, float* [[P]], i64 1 |
| ; CHECK-NEXT: [[P2:%.*]] = getelementptr float, float* [[P]], i64 2 |
| ; CHECK-NEXT: [[P3:%.*]] = getelementptr float, float* [[P]], i64 3 |
| ; CHECK-NEXT: call void @foo() #[[ATTR1:[0-9]+]] |
| ; CHECK-NEXT: [[TMP1:%.*]] = bitcast float* [[P0]] to <4 x float>* |
| ; CHECK-NEXT: [[TMP2:%.*]] = load <4 x float>, <4 x float>* [[TMP1]], align 4 |
| ; CHECK-NEXT: call void @foo() #[[ATTR1]] |
| ; CHECK-NEXT: [[TMP3:%.*]] = bitcast float* [[P0]] to <4 x float>* |
| ; CHECK-NEXT: store <4 x float> [[TMP2]], <4 x float>* [[TMP3]], align 4 |
| ; CHECK-NEXT: ret void |
| ; |
| %p0 = getelementptr float, float* %p, i64 0 |
| %p1 = getelementptr float, float* %p, i64 1 |
| %p2 = getelementptr float, float* %p, i64 2 |
| %p3 = getelementptr float, float* %p, i64 3 |
| %l0 = load float, float* %p0 |
| %l1 = load float, float* %p1 |
| %l2 = load float, float* %p2 |
| call void @foo() inaccessiblememonly |
| %l3 = load float, float* %p3 |
| store float %l0, float* %p0 |
| call void @foo() inaccessiblememonly |
| store float %l1, float* %p1 |
| store float %l2, float* %p2 |
| store float %l3, float* %p3 |
| ret void |
| } |