54 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			54 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: opt -S -instcombine < %s | FileCheck -enable-var-scope %s
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| 
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| ; Check that instcombine preserves !prof metadata when removing function
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| ; prototype casts.
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| 
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| declare i32 @__gxx_personality_v0(...)
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| declare void @__cxa_call_unexpected(i8*)
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| declare void @foo(i16* %a)
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| 
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| ; CHECK-LABEL: @test_call()
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| ; CHECK: call void @foo(i16* null), !prof ![[$PROF:[0-9]+]]
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| define void @test_call() {
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|   call void bitcast (void (i16*)* @foo to void (i8*)*) (i8* null), !prof !0
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|   ret void
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| }
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| 
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| ; CHECK-LABEL: @test_invoke()
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| ; CHECK: invoke void @foo(i16* null)
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| ; CHECK-NEXT: to label %done unwind label %lpad, !prof ![[$PROF]]
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| define void @test_invoke() personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
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|   invoke void bitcast (void (i16*)* @foo to void (i8*)*) (i8* null)
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|           to label %done unwind label %lpad, !prof !0
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| 
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| done:
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|   ret void
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| 
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| lpad:
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|   %lp = landingpad { i8*, i32 }
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|           filter [0 x i8*] zeroinitializer
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|   %ehptr = extractvalue { i8*, i32 } %lp, 0
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|   tail call void @__cxa_call_unexpected(i8* %ehptr) noreturn nounwind
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|   unreachable
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| }
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| 
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| ; CHECK: ![[$PROF]] = !{!"VP", i32 0, i64 2000, i64 -3913987384944532146, i64 2000}
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| !0 = !{!"VP", i32 0, i64 2000, i64 -3913987384944532146, i64 2000}
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| 
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| !llvm.module.flags = !{!1}
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| 
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| !1 = !{i32 1, !"ProfileSummary", !2}
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| !2 = !{!3, !4, !5, !6, !7, !8, !9, !10}
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| !3 = !{!"ProfileFormat", !"InstrProf"}
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| !4 = !{!"TotalCount", i64 10000}
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| !5 = !{!"MaxCount", i64 1000}
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| !6 = !{!"MaxInternalCount", i64 1}
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| !7 = !{!"MaxFunctionCount", i64 1000}
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| !8 = !{!"NumCounts", i64 3}
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| !9 = !{!"NumFunctions", i64 3}
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| !10 = !{!"DetailedSummary", !11}
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| !11 = !{!12, !13, !14}
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| !12 = !{i32 10000, i64 1000, i32 1}
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| !13 = !{i32 999000, i64 1000, i32 1}
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| !14 = !{i32 999999, i64 1, i32 2}
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