forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			101 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			101 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: opt < %s -globalopt -S | not grep CTOR
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| @llvm.global_ctors = appending global [11 x { i32, void ()* }] [ { i32, void ()* } { i32 65535, void ()* @CTOR1 }, { i32, void ()* } { i32 65535, void ()* @CTOR1 }, { i32, void ()* } { i32 65535, void ()* @CTOR2 }, { i32, void ()* } { i32 65535, void ()* @CTOR3 }, { i32, void ()* } { i32 65535, void ()* @CTOR4 }, { i32, void ()* } { i32 65535, void ()* @CTOR5 }, { i32, void ()* } { i32 65535, void ()* @CTOR6 }, { i32, void ()* } { i32 65535, void ()* @CTOR7 }, { i32, void ()* } { i32 65535, void ()* @CTOR8 }, { i32, void ()* } { i32 65535, void ()* @CTOR9 }, { i32, void ()* } { i32 2147483647, void ()* null } ]		; <[10 x { i32, void ()* }]*> [#uses=0]
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| @G = global i32 0		; <i32*> [#uses=1]
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| @G2 = global i32 0		; <i32*> [#uses=1]
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| @G3 = global i32 -123		; <i32*> [#uses=2]
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| @X = global { i32, [2 x i32] } { i32 0, [2 x i32] [ i32 17, i32 21 ] }		; <{ i32, [2 x i32] }*> [#uses=2]
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| @Y = global i32 -1		; <i32*> [#uses=2]
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| @Z = global i32 123		; <i32*> [#uses=1]
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| @D = global double 0.000000e+00		; <double*> [#uses=1]
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| @CTORGV = internal global i1 false		; <i1*> [#uses=2]
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| 
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| define internal void @CTOR1() {
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| 	ret void
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| }
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| 
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| define internal void @CTOR2() {
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| 	%A = add i32 1, 23		; <i32> [#uses=1]
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| 	store i32 %A, i32* @G
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| 	store i1 true, i1* @CTORGV
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| 	ret void
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| }
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| 
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| define internal void @CTOR3() {
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| 	%X = or i1 true, false		; <i1> [#uses=1]
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| 	br label %Cont
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| 
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| Cont:		; preds = %0
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| 	br i1 %X, label %S, label %T
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| 
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| S:		; preds = %Cont
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| 	store i32 24, i32* @G2
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| 	ret void
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| 
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| T:		; preds = %Cont
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| 	ret void
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| }
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| 
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| define internal void @CTOR4() {
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| 	%X = load i32* @G3		; <i32> [#uses=1]
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| 	%Y = add i32 %X, 123		; <i32> [#uses=1]
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| 	store i32 %Y, i32* @G3
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| 	ret void
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| }
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| 
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| define internal void @CTOR5() {
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| 	%X.2p = getelementptr inbounds { i32, [2 x i32] }* @X, i32 0, i32 1, i32 0		; <i32*> [#uses=2]
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| 	%X.2 = load i32* %X.2p		; <i32> [#uses=1]
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| 	%X.1p = getelementptr inbounds { i32, [2 x i32] }* @X, i32 0, i32 0		; <i32*> [#uses=1]
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| 	store i32 %X.2, i32* %X.1p
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| 	store i32 42, i32* %X.2p
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| 	ret void
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| }
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| 
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| define internal void @CTOR6() {
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| 	%A = alloca i32		; <i32*> [#uses=2]
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| 	%y = load i32* @Y		; <i32> [#uses=1]
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| 	store i32 %y, i32* %A
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| 	%Av = load i32* %A		; <i32> [#uses=1]
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| 	%Av1 = add i32 %Av, 1		; <i32> [#uses=1]
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| 	store i32 %Av1, i32* @Y
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| 	ret void
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| }
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| 
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| define internal void @CTOR7() {
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| 	call void @setto( i32* @Z, i32 0 )
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| 	ret void
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| }
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| 
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| define void @setto(i32* %P, i32 %V) {
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| 	store i32 %V, i32* %P
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| 	ret void
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| }
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| 
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| declare double @cos(double)
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| 
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| define internal void @CTOR8() {
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| 	%X = call double @cos( double 0.000000e+00 )		; <double> [#uses=1]
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| 	store double %X, double* @D
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| 	ret void
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| }
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| 
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| define i1 @accessor() {
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| 	%V = load i1* @CTORGV		; <i1> [#uses=1]
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| 	ret i1 %V
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| }
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| 
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| %struct.A = type { i32 }
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| %struct.B = type { i32 (...)**, i8*, [4 x i8] }
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| @GV1 = global %struct.B zeroinitializer, align 8
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| @GV2 =  constant [3 x i8*] [i8* inttoptr (i64 16 to i8*), i8* null, i8* bitcast ({ i8*, i8*, i32, i32, i8*, i64 }* null to i8*)]
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| ; CHECK-NOT: CTOR9
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| define internal void @CTOR9() {
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| entry:
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|   %0 = bitcast %struct.B* @GV1 to i8*
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|   %1 = getelementptr inbounds i8* %0, i64 16
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|   %2 = bitcast i8* %1 to %struct.A*
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|   %3 = bitcast %struct.B* @GV1 to i8***
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|   store i8** getelementptr inbounds ([3 x i8*]* @GV2, i64 1, i64 0), i8*** %3
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|   ret void
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| }
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