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1; RUN: opt < %s -passes=instrprof -runtime-counter-relocation -do-counter-promotion=true -S | FileCheck %s2 3target triple = "x86_64-unknown-linux-gnu"4 5@__profn_foo = private constant [3 x i8] c"foo"6 7define void @foo(i1 %c) {8entry:9; CHECK: %[[BIAS:.+]] = load i64, ptr @__llvm_profile_counter_bias10 br label %while.cond11 12while.cond: ; preds = %land.rhs, %while.cond.preheader13; CHECK: %[[COUNT:[a-z0-9.]+]] = phi i64 [ %[[LAND_COUNT:[0-9]+]], %land.rhs ], [ 0, %entry ]14 br i1 %c, label %while.cond.cleanup_crit_edge, label %land.rhs15 16while.cond.cleanup_crit_edge: ; preds = %while.cond17; CHECK: %[[COUNTER_PTR:[0-9]+]] = add i64 ptrtoint (ptr @__profc_foo to i64), %[[BIAS]]18; CHECK: %[[COUNTER_ADDR:[0-9]+]] = inttoptr i64 %[[COUNTER_PTR]] to ptr19; CHECK: %[[COUNTER_PROMO:[a-z0-9.]+]] = load i64, ptr %[[COUNTER_ADDR]]20; CHECK: %[[VALUE:[0-9]+]] = add i64 %[[COUNTER_PROMO]], %[[COUNT]]21; CHECK: store i64 %[[VALUE]], ptr %[[COUNTER_ADDR]]22 br label %cleanup23 24land.rhs: ; preds = %while.cond25 call void @llvm.instrprof.increment(ptr @__profn_foo, i64 0, i32 1, i32 0)26; CHECK: %[[LAND_COUNT]] = add i64 %[[COUNT]], 127 br label %while.cond28 29cleanup: ; preds = %while.cond.cleanup_crit_edge30 ret void31}32 33declare void @llvm.instrprof.increment(ptr, i64, i32, i32)34