forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			24 lines
		
	
	
		
			915 B
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			24 lines
		
	
	
		
			915 B
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc < %s | FileCheck %s
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| 
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| ; Codegen shouldn't reduce the comparison down to testb $-1, %al
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| ; because that changes the result of the signed test.
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| ; PR5132
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| ; CHECK: testw  $255, %ax
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| 
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| target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
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| target triple = "i386-apple-darwin10.0"
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| 
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| @g_14 = global i8 -6, align 1                     ; <i8*> [#uses=1]
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| 
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| declare i32 @func_16(i8 signext %p_19, i32 %p_20) nounwind
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| 
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| define i32 @func_35(i64 %p_38) nounwind ssp {
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| entry:
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|   %tmp = load i8* @g_14                           ; <i8> [#uses=2]
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|   %conv = zext i8 %tmp to i32                     ; <i32> [#uses=1]
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|   %cmp = icmp sle i32 1, %conv                    ; <i1> [#uses=1]
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|   %conv2 = zext i1 %cmp to i32                    ; <i32> [#uses=1]
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|   %call = call i32 @func_16(i8 signext %tmp, i32 %conv2) ssp ; <i32> [#uses=1]
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|   ret i32 1
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| }
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