19 lines
		
	
	
		
			612 B
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			19 lines
		
	
	
		
			612 B
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc < %s -march=x86 -x86-asm-syntax=intel | grep movzx | count 1
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| ; RUN: llc < %s -march=x86 -x86-asm-syntax=intel | grep movsx | count 1
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| 
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| @G1 = internal global i8 0              ; <i8*> [#uses=1]
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| @G2 = internal global i8 0              ; <i8*> [#uses=1]
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| 
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| define i16 @test1() {
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|         %tmp.0 = load i8, i8* @G1           ; <i8> [#uses=1]
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|         %tmp.3 = zext i8 %tmp.0 to i16          ; <i16> [#uses=1]
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|         ret i16 %tmp.3
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| }
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| 
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| define i16 @test2() {
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|         %tmp.0 = load i8, i8* @G2           ; <i8> [#uses=1]
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|         %tmp.3 = sext i8 %tmp.0 to i16          ; <i16> [#uses=1]
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|         ret i16 %tmp.3
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| }
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| 
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