mirror of
				https://github.com/c64scene-ar/llvm-6502.git
				synced 2025-10-31 08:16:47 +00:00 
			
		
		
		
	git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@86814 91177308-0d34-0410-b5e6-96231b3b80d8
		
			
				
	
	
		
			24 lines
		
	
	
		
			765 B
		
	
	
	
		
			LLVM
		
	
	
	
	
	
			
		
		
	
	
			24 lines
		
	
	
		
			765 B
		
	
	
	
		
			LLVM
		
	
	
	
	
	
| ; RUN: llc < %s -march=x86 | grep inc | count 1
 | |
| 
 | |
| @X = weak global i16 0		; <i16*> [#uses=1]
 | |
| @Y = weak global i16 0		; <i16*> [#uses=1]
 | |
| 
 | |
| define void @foo(i32 %N) nounwind {
 | |
| entry:
 | |
| 	%tmp1019 = icmp sgt i32 %N, 0		; <i1> [#uses=1]
 | |
| 	br i1 %tmp1019, label %bb, label %return
 | |
| 
 | |
| bb:		; preds = %bb, %entry
 | |
| 	%i.014.0 = phi i32 [ 0, %entry ], [ %indvar.next, %bb ]		; <i32> [#uses=2]
 | |
| 	%tmp1 = trunc i32 %i.014.0 to i16		; <i16> [#uses=2]
 | |
| 	volatile store i16 %tmp1, i16* @X, align 2
 | |
| 	%tmp34 = shl i16 %tmp1, 2		; <i16> [#uses=1]
 | |
| 	volatile store i16 %tmp34, i16* @Y, align 2
 | |
| 	%indvar.next = add i32 %i.014.0, 1		; <i32> [#uses=2]
 | |
| 	%exitcond = icmp eq i32 %indvar.next, %N		; <i1> [#uses=1]
 | |
| 	br i1 %exitcond, label %return, label %bb
 | |
| 
 | |
| return:		; preds = %bb, %entry
 | |
| 	ret void
 | |
| }
 |