42 lines
1.3 KiB
LLVM
42 lines
1.3 KiB
LLVM
; RUN: opt -S < %s -partial-inliner -partial-inlining-extra-penalty=2000 | FileCheck %s
|
|
; RUN: opt -S < %s -passes=partial-inliner -partial-inlining-extra-penalty=2000 | FileCheck %s
|
|
define i32 @outline_region_notlikely(i32* %arg) local_unnamed_addr {
|
|
bb:
|
|
; ptr != null is predicted to be true
|
|
%tmp = icmp ne i32* %arg, null
|
|
br i1 %tmp, label %bb8, label %bb1, !prof !2
|
|
|
|
; bb1 is not likely
|
|
bb1: ; preds = %bb
|
|
%tmp2 = tail call i32 @foo(i32* nonnull %arg)
|
|
%tmp3 = tail call i32 @foo(i32* nonnull %arg)
|
|
%tmp4 = tail call i32 @foo(i32* nonnull %arg)
|
|
%tmp5 = tail call i32 @foo(i32* nonnull %arg)
|
|
%tmp6 = tail call i32 @foo(i32* nonnull %arg)
|
|
%tmp7 = tail call i32 @foo(i32* nonnull %arg)
|
|
br label %bb8
|
|
|
|
bb8: ; preds = %bb1, %bb
|
|
%tmp9 = phi i32 [ 0, %bb1 ], [ 1, %bb ]
|
|
ret i32 %tmp9
|
|
}
|
|
|
|
define i32 @dummy_caller(i32* %arg) local_unnamed_addr {
|
|
; CHECK-LABEL: @dummy_caller
|
|
%tmp = call i32 @outline_region_notlikely(i32* %arg)
|
|
ret i32 %tmp
|
|
}
|
|
|
|
|
|
; CHECK-LABEL: define internal void @outline_region_notlikely.1.bb1(i32* %arg) {
|
|
; CHECK-NEXT: newFuncRoot:
|
|
|
|
declare i32 @foo(i32 * %arg)
|
|
|
|
!llvm.module.flags = !{!0}
|
|
!llvm.ident = !{!1}
|
|
|
|
!0 = !{i32 1, !"wchar_size", i32 4}
|
|
!1 = !{!"clang version 5.0.0 (trunk 304489)"}
|
|
!2 = !{!"branch_weights", i32 2000, i32 1}
|