1; RUN: opt -S -passes=loop-vectorize -force-vector-width=2 -force-vector-interleave=1 < %s | FileCheck %s 2 3target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" 4 5; Make sure we can vectorize loops which contain lifetime markers. 6 7; CHECK-LABEL: @test( 8; CHECK: call void @llvm.lifetime.end 9; CHECK: store <2 x i32> 10; CHECK: call void @llvm.lifetime.start 11 12define void @test(ptr %d) { 13entry: 14 %arr = alloca [1024 x i32], align 16 15 call void @llvm.lifetime.start.p0(i64 4096, ptr %arr) #1 16 br label %for.body 17 18for.body: 19 %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ] 20 call void @llvm.lifetime.end.p0(i64 4096, ptr %arr) #1 21 %arrayidx = getelementptr inbounds i32, ptr %d, i64 %indvars.iv 22 %0 = load i32, ptr %arrayidx, align 8 23 store i32 100, ptr %arrayidx, align 8 24 call void @llvm.lifetime.start.p0(i64 4096, ptr %arr) #1 25 %indvars.iv.next = add i64 %indvars.iv, 1 26 %lftr.wideiv = trunc i64 %indvars.iv.next to i32 27 %exitcond = icmp ne i32 %lftr.wideiv, 128 28 br i1 %exitcond, label %for.body, label %for.end 29 30for.end: 31 call void @llvm.lifetime.end.p0(i64 4096, ptr %arr) #1 32 ret void 33} 34 35; CHECK-LABEL: @testbitcast( 36; CHECK: call void @llvm.lifetime.end 37; CHECK: store <2 x i32> 38; CHECK: call void @llvm.lifetime.start 39 40define void @testbitcast(ptr %d) { 41entry: 42 %arr = alloca [1024 x i32], align 16 43 call void @llvm.lifetime.start.p0(i64 4096, ptr %arr) #1 44 br label %for.body 45 46for.body: 47 %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ] 48 call void @llvm.lifetime.end.p0(i64 4096, ptr %arr) #1 49 %arrayidx = getelementptr inbounds i32, ptr %d, i64 %indvars.iv 50 %0 = load i32, ptr %arrayidx, align 8 51 store i32 100, ptr %arrayidx, align 8 52 call void @llvm.lifetime.start.p0(i64 4096, ptr %arr) #1 53 %indvars.iv.next = add i64 %indvars.iv, 1 54 %lftr.wideiv = trunc i64 %indvars.iv.next to i32 55 %exitcond = icmp ne i32 %lftr.wideiv, 128 56 br i1 %exitcond, label %for.body, label %for.end 57 58for.end: 59 call void @llvm.lifetime.end.p0(i64 4096, ptr %arr) #1 60 ret void 61} 62 63declare void @llvm.lifetime.start.p0(i64, ptr nocapture) #1 64 65declare void @llvm.lifetime.end.p0(i64, ptr nocapture) #1 66