| ; RUN: opt -S < %s -passes=partial-inliner -partial-inlining-extra-penalty=10 | FileCheck %s |
| define i32 @outline_region_notlikely(ptr %arg) local_unnamed_addr { |
| bb: |
| ; ptr != null is predicted to be true |
| %tmp = icmp ne ptr %arg, null |
| br i1 %tmp, label %bb8, label %bb1 |
| |
| ; bb1 is not likely |
| bb1: ; preds = %bb |
| %tmp2 = tail call i32 @foo(ptr nonnull %arg) |
| %tmp3 = tail call i32 @foo(ptr nonnull %arg) |
| %tmp4 = tail call i32 @foo(ptr nonnull %arg) |
| %tmp5 = tail call i32 @foo(ptr nonnull %arg) |
| %tmp6 = tail call i32 @foo(ptr nonnull %arg) |
| %tmp7 = tail call i32 @foo(ptr nonnull %arg) |
| br label %bb8 |
| |
| bb8: ; preds = %bb1, %bb |
| %tmp9 = phi i32 [ 0, %bb1 ], [ 1, %bb ] |
| ret i32 %tmp9 |
| } |
| |
| define i32 @outline_region_likely(ptr %arg) local_unnamed_addr { |
| bb: |
| ; ptr == null is predicted to be false |
| %tmp = icmp eq ptr %arg, null |
| br i1 %tmp, label %bb8, label %bb1 |
| |
| ; bb1 is likely |
| bb1: ; preds = %bb |
| %tmp2 = tail call i32 @foo(ptr nonnull %arg) |
| %tmp3 = tail call i32 @foo(ptr nonnull %arg) |
| %tmp4 = tail call i32 @foo(ptr nonnull %arg) |
| %tmp5 = tail call i32 @foo(ptr nonnull %arg) |
| %tmp6 = tail call i32 @foo(ptr nonnull %arg) |
| %tmp7 = tail call i32 @foo(ptr nonnull %arg) |
| br label %bb8 |
| |
| bb8: ; preds = %bb1, %bb |
| %tmp9 = phi i32 [ 0, %bb1 ], [ 1, %bb ] |
| ret i32 %tmp9 |
| } |
| |
| declare i32 @foo(ptr %arg) |
| |
| define i32 @dummy_caller(ptr %arg) local_unnamed_addr { |
| ; CHECK-LABEL: @dummy_caller |
| %tmp = call i32 @outline_region_notlikely(ptr %arg) |
| ; CHECK: call void @outline_region_notlikely.2.bb1 |
| %tmp2 = tail call i32 @outline_region_likely(ptr %arg) |
| ; CHECK: %tmp2 = tail call i32 @outline_region_likely(ptr %arg) |
| ret i32 %tmp |
| |
| } |
| |
| ; CHECK-LABEL: define internal void @outline_region_notlikely.2.bb1(ptr %arg) { |
| ; CHECK-NEXT: newFuncRoot: |
| |
| !llvm.module.flags = !{!0} |
| !llvm.ident = !{!1} |
| |
| !0 = !{i32 1, !"wchar_size", i32 4} |
| !1 = !{!"clang version 5.0.0 (trunk 304489)"} |