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1; RUN: opt < %s --passes=pgo-instr-gen,instrprof -do-counter-promotion=true -skip-ret-exit-block=0 -S | FileCheck --check-prefix=PROMO --check-prefix=NONATOMIC_PROMO %s2; RUN: opt < %s --passes=pgo-instr-gen,instrprof -do-counter-promotion=true -atomic-counter-update-promoted -skip-ret-exit-block=0 -S | FileCheck --check-prefix=PROMO --check-prefix=ATOMIC_PROMO %s3 4define void @foo(i32 %n, i32 %N) {5; PROMO-LABEL: @foo6; PROMO: {{.*}} = load {{.*}} @__profc_foo{{.*}} 3)7; PROMO-NEXT: add8; PROMO-NEXT: store {{.*}}@__profc_foo{{.*}}3)9bb:10 %tmp = add nsw i32 %n, 111 %tmp1 = add nsw i32 %n, -112 br label %bb213 14bb2: ; preds = %bb9, %bb15; PROMO: phi {{.*}}16; PROMO-NEXT: phi {{.*}}17; PROMO-NEXT: phi {{.*}}18; PROMO-NEXT: phi {{.*}}19 %i.0 = phi i32 [ 0, %bb ], [ %tmp10, %bb9 ]20 %tmp3 = icmp slt i32 %i.0, %tmp21 br i1 %tmp3, label %bb4, label %bb522 23bb4: ; preds = %bb224 tail call void @bar(i32 1)25 br label %bb926 27bb5: ; preds = %bb228 %tmp6 = icmp slt i32 %i.0, %tmp129 br i1 %tmp6, label %bb7, label %bb830 31bb7: ; preds = %bb532 tail call void @bar(i32 2)33 br label %bb934 35bb8: ; preds = %bb536 tail call void @bar(i32 3)37 br label %bb938 39bb9: ; preds = %bb8, %bb7, %bb440; PROMO: %[[LIVEOUT3:[a-z0-9]+]] = phi {{.*}}41; PROMO-NEXT: %[[LIVEOUT2:[a-z0-9]+]] = phi {{.*}}42; PROMO-NEXT: %[[LIVEOUT1:[a-z0-9]+]] = phi {{.*}}43 %tmp10 = add nsw i32 %i.0, 144 %tmp11 = icmp slt i32 %tmp10, %N45 br i1 %tmp11, label %bb2, label %bb1246 47bb12: ; preds = %bb948 ret void49; NONATOMIC_PROMO: %[[PROMO1:[a-z0-9.]+]] = load {{.*}} @__profc_foo{{.*}}50; NONATOMIC_PROMO-NEXT: add {{.*}} %[[PROMO1]], %[[LIVEOUT1]] 51; NONATOMIC_PROMO-NEXT: store {{.*}}@__profc_foo{{.*}}52; NONATOMIC_PROMO-NEXT: %[[PROMO2:[a-z0-9.]+]] = load {{.*}} @__profc_foo{{.*}} 1)53; NONATOMIC_PROMO-NEXT: add {{.*}} %[[PROMO2]], %[[LIVEOUT2]]54; NONATOMIC_PROMO-NEXT: store {{.*}}@__profc_foo{{.*}}1)55; NONATOMIC_PROMO-NEXT: %[[PROMO3:[a-z0-9.]+]] = load {{.*}} @__profc_foo{{.*}} 2)56; NONATOMIC_PROMO-NEXT: add {{.*}} %[[PROMO3]], %[[LIVEOUT3]]57; NONATOMIC_PROMO-NEXT: store {{.*}}@__profc_foo{{.*}}2)58; ATOMIC_PROMO: atomicrmw add {{.*}} @__profc_foo{{.*}}, i64 %[[LIVEOUT1]] seq_cst59; ATOMIC_PROMO-NEXT: atomicrmw add {{.*}} @__profc_foo{{.*}}1), i64 %[[LIVEOUT2]] seq_cst60; ATOMIC_PROMO-NEXT: atomicrmw add {{.*}} @__profc_foo{{.*}}2), i64 %[[LIVEOUT3]] seq_cst61; PROMO-NOT: @__profc_foo{{.*}})62 63 64}65 66declare void @bar(i32)67