1; RUN: opt %loadNPMPolly -aa-pipeline=basic-aa -passes=polly-codegen -S < %s | FileCheck %s 2; 3; Verify that we remove the misc intrinsics from the optimized SCoP. 4; 5; CHECK: for.body: 6; CHECK: call ptr @llvm.invariant.start 7; CHECK: for.body4: 8; CHECK: call void @llvm.assume 9; CHECK: call i1 @llvm.expect.i1 10; CHECK: call void @llvm.donothing 11; CHECK: for.end: 12; CHECK: call void @llvm.invariant.end 13; CHECK-NOT: call void @llvm.{{.*}} 14; 15; int A[1024]; 16; void jd() { 17; for (int i = 0; i < 1024; i++) { 18; int tmp[1024]; 19; for (int j = i; j < 1024; j++) 20; tmp[i] += A[j]; 21; A[i] = tmp[i]; 22; } 23; } 24; 25; ModuleID = 'test/Isl/CodeGen/lifetime_intrinsics.ll' 26target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 27 28@A = common global [1024 x i32] zeroinitializer, align 16 29 30; Function Attrs: nounwind uwtable 31define void @jd() #0 { 32entry: 33 %tmp = alloca [1024 x i32], align 16 34 br label %for.cond 35 36for.cond: ; preds = %for.inc11, %entry 37 %indvars.iv3 = phi i64 [ %indvars.iv.next4, %for.inc11 ], [ 0, %entry ] 38 %exitcond5 = icmp ne i64 %indvars.iv3, 1024 39 br i1 %exitcond5, label %for.body, label %for.end13 40 41for.body: ; preds = %for.cond 42 %lis = call ptr @llvm.invariant.start(i64 4096, ptr @A) #1 43 br label %for.cond2 44 45for.cond2: ; preds = %for.inc, %for.body 46 %indvars.iv1 = phi i64 [ %indvars.iv.next2, %for.inc ], [ %indvars.iv3, %for.body ] 47 %lftr.wideiv = trunc i64 %indvars.iv1 to i32 48 %exitcond = icmp ne i32 %lftr.wideiv, 1024 49 br i1 %exitcond, label %for.body4, label %for.end 50 51for.body4: ; preds = %for.cond2 52 call void @llvm.assume(i1 %exitcond) 53 call i1 @llvm.expect.i1(i1 %exitcond, i1 1) 54 %arrayidx = getelementptr inbounds [1024 x i32], ptr @A, i64 0, i64 %indvars.iv1 55 %tmp6 = load i32, ptr %arrayidx, align 4 56 %arrayidx6 = getelementptr inbounds [1024 x i32], ptr %tmp, i64 0, i64 %indvars.iv3 57 call void @llvm.donothing() 58 %tmp7 = load i32, ptr %arrayidx6, align 4 59 %add = add nsw i32 %tmp7, %tmp6 60 store i32 %add, ptr %arrayidx6, align 4 61 br label %for.inc 62 63for.inc: ; preds = %for.body4 64 %indvars.iv.next2 = add nuw nsw i64 %indvars.iv1, 1 65 br label %for.cond2 66 67for.end: ; preds = %for.cond2 68 %arrayidx8 = getelementptr inbounds [1024 x i32], ptr %tmp, i64 0, i64 %indvars.iv3 69 %tmp8 = load i32, ptr %arrayidx8, align 4 70 %arrayidx10 = getelementptr inbounds [1024 x i32], ptr @A, i64 0, i64 %indvars.iv3 71 call void @llvm.invariant.end(ptr %lis, i64 4096, ptr @A) #1 72 store i32 %tmp8, ptr %arrayidx10, align 4 73 br label %for.inc11 74 75for.inc11: ; preds = %for.end 76 %indvars.iv.next4 = add nuw nsw i64 %indvars.iv3, 1 77 br label %for.cond 78 79for.end13: ; preds = %for.cond 80 ret void 81} 82 83; Function Attrs: nounwind 84declare void @llvm.donothing() #1 85 86; Function Attrs: nounwind 87declare void @llvm.assume(i1) #1 88 89; Function Attrs: nounwind 90declare i1 @llvm.expect.i1(i1, i1) #1 91 92; Function Attrs: nounwind 93declare ptr @llvm.invariant.start(i64, ptr nocapture) #1 94 95; Function Attrs: nounwind 96declare void @llvm.invariant.end(ptr, i64, ptr nocapture) #1 97 98attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="true" "no-nans-fp-math"="true" "stack-protector-buffer-size"="8" "unsafe-fp-math"="true" "use-soft-float"="false" } 99attributes #1 = { nounwind } 100