57 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			57 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: opt < %s -partial-inliner -S  | FileCheck %s
 | |
| ; RUN: opt < %s -passes=partial-inliner -S  | FileCheck %s
 | |
| 
 | |
| 
 | |
| ; Function Attrs: nounwind
 | |
| declare void @foo(...) local_unnamed_addr #0
 | |
| 
 | |
| ; Function Attrs: noinline
 | |
| define i32 @caller(i32 (i32)* nocapture %arg, i32 (i32)* nocapture %arg1, i32 %arg2) local_unnamed_addr #1 {
 | |
| bb:
 | |
|   %tmp = tail call i32 %arg(i32 %arg2) #0
 | |
|   %tmp3 = tail call i32 %arg1(i32 %arg2) #0
 | |
|   %tmp4 = add nsw i32 %tmp3, %tmp
 | |
|   ret i32 %tmp4
 | |
| }
 | |
| 
 | |
| ; Function Attrs: nounwind
 | |
| define i32 @bar(i32 %arg) #0 {
 | |
| bb:
 | |
|   %tmp = icmp slt i32 %arg, 0
 | |
|   br i1 %tmp, label %bb1, label %bb2
 | |
| 
 | |
| bb1:                                              ; preds = %bb
 | |
|   tail call void (...) @foo() #0
 | |
|   tail call void (...) @foo() #0
 | |
|   tail call void (...) @foo() #0
 | |
|   tail call void (...) @foo() #0
 | |
|   tail call void (...) @foo() #0
 | |
|   tail call void (...) @foo() #0
 | |
|   tail call void (...) @foo() #0
 | |
|   tail call void (...) @foo() #0
 | |
|   tail call void (...) @foo() #0
 | |
|   br label %bb2
 | |
| 
 | |
| bb2:                                              ; preds = %bb1, %bb
 | |
|   %tmp3 = phi i32 [ 0, %bb1 ], [ 1, %bb ]
 | |
|   ret i32 %tmp3
 | |
| }
 | |
| 
 | |
| ; Function Attrs: nounwind
 | |
| define i32 @dummy_caller(i32 %arg) local_unnamed_addr #0 {
 | |
| bb:
 | |
| ; CHECK-LABEL: @dummy_caller
 | |
| ; check that caller is not wrongly inlined by partial inliner
 | |
| ; CHECK: call i32 @caller
 | |
| ; CHECK-NOT: call .* @bar
 | |
|   %tmp = tail call i32 @caller(i32 (i32)* nonnull @bar, i32 (i32)* nonnull @bar, i32 %arg)
 | |
|   ret i32 %tmp
 | |
| }
 | |
| 
 | |
| attributes #0 = { nounwind }
 | |
| attributes #1 = { noinline }
 | |
| 
 | |
| !llvm.ident = !{!0}
 | |
| 
 | |
| !0 = !{!"clang version 5.0.0 (trunk 300897) (llvm/trunk 300947)"}
 |