1; RUN: llvm-profdata merge %S/Inputs/consecutive-zeros.proftext -o %t.profdata 2; RUN: opt < %s -passes=pgo-instr-use,pgo-memop-opt -pgo-memop-count-threshold=0 -pgo-memop-percent-threshold=0 -pgo-test-profile-file=%t.profdata -S 2>&1 | FileCheck %s 3 4target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 5target triple = "x86_64-unknown-linux-gnu" 6 7define void @foo(ptr %dst, ptr %src, ptr %a, i32 %n) { 8; CHECK: warning: Invalid Profile 9entry: 10 br label %for.cond 11 12for.cond: 13 %i.0 = phi i32 [ 0, %entry ], [ %inc5, %for.inc4 ] 14 %cmp = icmp slt i32 %i.0, %n 15 br i1 %cmp, label %for.body, label %for.end6 16 17for.body: 18 br label %for.cond1 19 20for.cond1: 21 %j.0 = phi i32 [ 0, %for.body ], [ %inc, %for.inc ] 22 %idx.ext = sext i32 %i.0 to i64 23 %add.ptr = getelementptr inbounds i32, ptr %a, i64 %idx.ext 24 %0 = load i32, ptr %add.ptr, align 4 25 %cmp2 = icmp slt i32 %j.0, %0 26 br i1 %cmp2, label %for.body3, label %for.end 27 28for.body3: 29 %add = add nsw i32 %i.0, 1 30 %conv = sext i32 %add to i64 31 call void @llvm.memcpy.p0.p0.i64(ptr %dst, ptr %src, i64 %conv, i1 false) 32 %memcmp = call i32 @memcmp(ptr %dst, ptr %src, i64 %conv) 33 %bcmp = call i32 @bcmp(ptr %dst, ptr %src, i64 %conv) 34 br label %for.inc 35 36for.inc: 37 %inc = add nsw i32 %j.0, 1 38 br label %for.cond1 39 40for.end: 41 br label %for.inc4 42 43for.inc4: 44 %inc5 = add nsw i32 %i.0, 1 45 br label %for.cond 46 47for.end6: 48 ret void 49} 50 51declare void @llvm.lifetime.start(i64, ptr nocapture) 52 53declare void @llvm.memcpy.p0.p0.i64(ptr nocapture writeonly, ptr nocapture readonly, i64, i1) 54 55declare i32 @memcmp(ptr, ptr, i64) 56declare i32 @bcmp(ptr, ptr, i64) 57 58declare void @llvm.lifetime.end(i64, ptr nocapture) 59