49 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			49 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc < %s | FileCheck %s
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| 
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| target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
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| target triple = "x86_64-apple-macosx10.10.0"
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| 
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| ; Function Attrs: nounwind
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| declare i32 @printf(i8* nocapture readonly, ...)
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| 
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| ; On X86 1 is true and 0 is false, so we can't perform the combine:
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| ; (and (setgt X,  true), (setgt Y,  true)) -> (setgt (or X, Y), true)
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| ; This combine only works if the true value is -1.
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| 
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| 
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| ;CHECK: cmpl
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| ;CHECK: setl
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| ;CHECK: cmpl
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| ;CHECK: setl
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| ;CHECK: orb
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| ;CHECK: je
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| 
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| @.str = private unnamed_addr constant [4 x i8] c"%d\0A\00", align 1
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| ; Function Attrs: optsize ssp uwtable
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| define i32 @foo(i32 %a, i32 %b, i32 * %c) {
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| if.else429:
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|   %cmp.i1144 = icmp eq i32* %c, null
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|   %cmp430 = icmp slt i32 %a, 2
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|   %cmp432 = icmp slt i32 %b, 2
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|   %or.cond710 = or i1 %cmp430, %cmp432
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|   %or.cond710.not = xor i1 %or.cond710, true
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|   %brmerge1448 = or i1 %cmp.i1144, %or.cond710.not
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|   br i1 %brmerge1448, label %ret1, label %ret2
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| 
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| ret1:
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|   ret i32 0
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| 
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| ret2:
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|   ret i32 1
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| }
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| 
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| define i32 @main(i32 %argc, i8** nocapture readnone %argv) {
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|   %res = alloca i32, align 4
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|   %t = call i32 @foo(i32 1, i32 2, i32* %res) #3
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|   %v = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %t)
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|   ret i32 0
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| }
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| 
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| 
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| 
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