diff options
Diffstat (limited to 'test/Transforms/PGOProfile/counter_promo_nest.ll')
| -rw-r--r-- | test/Transforms/PGOProfile/counter_promo_nest.ll | 165 |
1 files changed, 165 insertions, 0 deletions
diff --git a/test/Transforms/PGOProfile/counter_promo_nest.ll b/test/Transforms/PGOProfile/counter_promo_nest.ll new file mode 100644 index 000000000000..b7f117b3e949 --- /dev/null +++ b/test/Transforms/PGOProfile/counter_promo_nest.ll @@ -0,0 +1,165 @@ +; TEST that counter updates are promoted outside the whole loop nest +; RUN: opt < %s -pgo-instr-gen -instrprof -do-counter-promotion=true -S | FileCheck --check-prefix=PROMO %s +; RUN: opt < %s --passes=pgo-instr-gen,instrprof -do-counter-promotion=true -S | FileCheck --check-prefix=PROMO %s + +@g = common local_unnamed_addr global i32 0, align 4 +@c = local_unnamed_addr global i32 10, align 4 + +; Function Attrs: noinline norecurse nounwind uwtable +define void @bar() local_unnamed_addr #0 { +bb: + %tmp2 = load i32, i32* @g, align 4, !tbaa !2 + %tmp3 = add nsw i32 %tmp2, 1 + store i32 %tmp3, i32* @g, align 4, !tbaa !2 + ret void +} + +; Function Attrs: norecurse nounwind uwtable +define i32 @main() local_unnamed_addr #1 { +bb: + store i32 0, i32* @g, align 4, !tbaa !2 + %tmp = load i32, i32* @c, align 4, !tbaa !2 + %tmp1 = icmp sgt i32 %tmp, 0 + br i1 %tmp1, label %bb2_1, label %bb84 + +bb2_1: + br label %bb2 + +bb2: ; preds = %bb39, %bb + %tmp3 = phi i32 [ %tmp40, %bb39 ], [ %tmp, %bb2_1 ] + %tmp5 = phi i32 [ %tmp43, %bb39 ], [ 0, %bb2_1 ] + %tmp7 = icmp sgt i32 %tmp3, 0 + br i1 %tmp7, label %bb14_1, label %bb39 + +bb8: ; preds = %bb39 +; PROMO-LABEL: bb8 +; PROMO: load {{.*}} @__profc_main{{.*}} +; PROMO-NEXT: add +; PROMO-NEXT: store {{.*}}@__profc_main{{.*}} +; PROMO-NEXT: load {{.*}} @__profc_main{{.*}} +; PROMO-NEXT: add +; PROMO-NEXT: store {{.*}}@__profc_main{{.*}} +; PROMO-NEXT: load {{.*}} @__profc_main{{.*}} +; PROMO-NEXT: add +; PROMO-NEXT: store {{.*}}@__profc_main{{.*}} +; PROMO-NEXT: load {{.*}} @__profc_main{{.*}} +; PROMO-NEXT: add +; PROMO-NEXT: store {{.*}}@__profc_main{{.*}} +; PROMO-NEXT: load {{.*}} @__profc_main{{.*}} +; PROMO-NEXT: add +; PROMO-NEXT: store {{.*}}@__profc_main{{.*}} + + %tmp13 = icmp sgt i32 %tmp40, 0 + br i1 %tmp13, label %bb45, label %bb84 + +bb14_1: + br label %bb14 + +bb14: ; preds = %bb29, %bb2 + %tmp15 = phi i32 [ %tmp30, %bb29 ], [ %tmp3, %bb14_1 ] + %tmp16 = phi i64 [ %tmp31, %bb29 ], [ 0, %bb14_1 ] + %tmp17 = phi i64 [ %tmp32, %bb29 ], [ 0, %bb14_1 ] + %tmp18 = phi i32 [ %tmp33, %bb29 ], [ 0, %bb14_1 ] + %tmp19 = icmp sgt i32 %tmp15, 0 + br i1 %tmp19, label %bb20_split, label %bb29 + +bb20_split: + br label %bb20 + +bb20: ; preds = %bb20, %bb14 + %tmp21 = phi i64 [ %tmp23, %bb20 ], [ 0, %bb20_split ] + %tmp22 = phi i32 [ %tmp24, %bb20 ], [ 0, %bb20_split ] + %tmp23 = add nuw i64 %tmp21, 1 + tail call void @bar() + %tmp24 = add nuw nsw i32 %tmp22, 1 + %tmp25 = load i32, i32* @c, align 4, !tbaa !2 + %tmp26 = icmp slt i32 %tmp24, %tmp25 + br i1 %tmp26, label %bb20, label %bb27 + +bb27: ; preds = %bb20 + %tmp28 = add i64 %tmp23, %tmp16 + br label %bb29 + +bb29: ; preds = %bb27, %bb14 + %tmp30 = phi i32 [ %tmp25, %bb27 ], [ %tmp15, %bb14 ] + %tmp31 = phi i64 [ %tmp28, %bb27 ], [ %tmp16, %bb14 ] + %tmp32 = add nuw i64 %tmp17, 1 + %tmp33 = add nuw nsw i32 %tmp18, 1 + %tmp34 = icmp slt i32 %tmp33, %tmp30 + br i1 %tmp34, label %bb14, label %bb35 + +bb35: ; preds = %bb29 + %tmp36 = insertelement <2 x i64> undef, i64 %tmp31, i32 0 + br label %bb39 + +bb39: ; preds = %bb35, %bb2 + %tmp40 = phi i32 [ %tmp30, %bb35 ], [ %tmp3, %bb2 ] + %tmp43 = add nuw nsw i32 %tmp5, 1 + %tmp44 = icmp slt i32 %tmp43, %tmp40 + br i1 %tmp44, label %bb2, label %bb8 + +bb45: ; preds = %bb67, %bb8 + %tmp46 = phi i32 [ %tmp68, %bb67 ], [ %tmp40, %bb8 ] + %tmp47 = phi i64 [ %tmp69, %bb67 ], [ 0, %bb8 ] + %tmp48 = phi i64 [ %tmp70, %bb67 ], [ 0, %bb8 ] + %tmp49 = phi i32 [ %tmp71, %bb67 ], [ 0, %bb8 ] + %tmp50 = icmp sgt i32 %tmp46, 0 + br i1 %tmp50, label %bb57, label %bb67 + +bb51: ; preds = %bb67 + %tmp56 = icmp sgt i32 %tmp68, 0 + br i1 %tmp56, label %bb73, label %bb84 + +bb57: ; preds = %bb57, %bb45 + %tmp58 = phi i64 [ %tmp60, %bb57 ], [ 0, %bb45 ] + %tmp59 = phi i32 [ %tmp61, %bb57 ], [ 0, %bb45 ] + %tmp60 = add nuw i64 %tmp58, 1 + tail call void @bar() + %tmp61 = add nuw nsw i32 %tmp59, 1 + %tmp62 = load i32, i32* @c, align 4, !tbaa !2 + %tmp63 = mul nsw i32 %tmp62, 10 + %tmp64 = icmp slt i32 %tmp61, %tmp63 + br i1 %tmp64, label %bb57, label %bb65 + +bb65: ; preds = %bb57 + %tmp66 = add i64 %tmp60, %tmp47 + br label %bb67 + +bb67: ; preds = %bb65, %bb45 + %tmp68 = phi i32 [ %tmp62, %bb65 ], [ %tmp46, %bb45 ] + %tmp69 = phi i64 [ %tmp66, %bb65 ], [ %tmp47, %bb45 ] + %tmp70 = add nuw i64 %tmp48, 1 + %tmp71 = add nuw nsw i32 %tmp49, 1 + %tmp72 = icmp slt i32 %tmp71, %tmp68 + br i1 %tmp72, label %bb45, label %bb51 + +bb73: ; preds = %bb73, %bb51 + %tmp74 = phi i64 [ %tmp76, %bb73 ], [ 0, %bb51 ] + %tmp75 = phi i32 [ %tmp77, %bb73 ], [ 0, %bb51 ] + %tmp76 = add nuw i64 %tmp74, 1 + tail call void @bar() + %tmp77 = add nuw nsw i32 %tmp75, 1 + %tmp78 = load i32, i32* @c, align 4, !tbaa !2 + %tmp79 = mul nsw i32 %tmp78, 100 + %tmp80 = icmp slt i32 %tmp77, %tmp79 + br i1 %tmp80, label %bb73, label %bb81 + +bb81: ; preds = %bb73 + br label %bb84 + +bb84: ; preds = %bb81, %bb51, %bb8, %bb + ret i32 0 +} + +attributes #0 = { noinline } +attributes #1 = { norecurse nounwind uwtable } + +!llvm.module.flags = !{!0} +!llvm.ident = !{!1} + +!0 = !{i32 1, !"wchar_size", i32 4} +!1 = !{!"clang version 5.0.0 (trunk 307355)"} +!2 = !{!3, !3, i64 0} +!3 = !{!"int", !4, i64 0} +!4 = !{!"omnipotent char", !5, i64 0} +!5 = !{!"Simple C/C++ TBAA"} |