mirror of
				https://github.com/c64scene-ar/llvm-6502.git
				synced 2025-10-31 08:16:47 +00:00 
			
		
		
		
	The fast register allocator is not supposed to work in the optimizing pipeline. It doesn't make sense to compute live intervals, run full copy coalescing, and then run RAFast. Fast register allocation in the optimizing pipeline is better done by RABasic. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158242 91177308-0d34-0410-b5e6-96231b3b80d8
		
			
				
	
	
		
			82 lines
		
	
	
		
			2.9 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
			
		
		
	
	
			82 lines
		
	
	
		
			2.9 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
| ; Make sure EdgeBoundles handles the case when the function size is less then 
 | |
| ; the number of block IDs.
 | |
| ; RUN: llc -regalloc=fast -optimize-regalloc=0 < %s
 | |
| 
 | |
| define void @foo() nounwind {
 | |
| entry:
 | |
|   br i1 undef, label %bb5.i1632, label %bb1.i1605
 | |
| 
 | |
| bb1.i1605:                                        ; preds = %entry
 | |
|   br i1 undef, label %bb5.i73.i, label %bb3.i68.i
 | |
| 
 | |
| bb3.i68.i:                                        ; preds = %bb1.i1605
 | |
|   unreachable
 | |
| 
 | |
| bb5.i73.i:                                        ; preds = %bb1.i1605
 | |
|   br i1 undef, label %bb7.i79.i, label %bb6.i76.i
 | |
| 
 | |
| bb6.i76.i:                                        ; preds = %bb5.i73.i
 | |
|   unreachable
 | |
| 
 | |
| bb7.i79.i:                                        ; preds = %bb5.i73.i
 | |
|   br i1 undef, label %bb.i.i1608, label %bb8.i82.i
 | |
| 
 | |
| bb8.i82.i:                                        ; preds = %bb7.i79.i
 | |
|   unreachable
 | |
| 
 | |
| bb.i.i1608:                                       ; preds = %bb.i.i1608, %bb7.i79.i
 | |
|   br i1 undef, label %bb1.i.dis.preheader_crit_edge.i, label %bb.i.i1608
 | |
| 
 | |
| bb1.i.dis.preheader_crit_edge.i: ; preds = %bb.i.i1608
 | |
|   br label %dis.i
 | |
| 
 | |
| bb3.i.i1610:                                      ; preds = %bb8.i.i, %bb7.i.i1615
 | |
|   br i1 undef, label %bb5.i.i1613, label %bb4.i.i1611
 | |
| 
 | |
| bb4.i.i1611:                                      ; preds = %bb3.i.i1610
 | |
|   br label %bb5.i.i1613
 | |
| 
 | |
| bb5.i.i1613:                                      ; preds = %bb4.i.i1611, %bb3.i.i1610
 | |
|   unreachable
 | |
| 
 | |
| bb7.i.i1615:                                      ; preds = %getfloder.exit.i
 | |
|   br i1 undef, label %bb3.i.i1610, label %bb8.i.i
 | |
| 
 | |
| bb8.i.i:                                          ; preds = %bb7.i.i1615
 | |
|   br i1 undef, label %bb3.i.i1610, label %bb9.i.i
 | |
| 
 | |
| bb9.i.i:                                          ; preds = %bb8.i.i
 | |
|   br label %bb12.i.i
 | |
| 
 | |
| bb12.i.i:                                         ; preds = %bb12.i.i, %bb9.i.i
 | |
|   br i1 undef, label %bb13.i.bb14.i_crit_edge.i, label %bb12.i.i
 | |
| 
 | |
| bb13.i.bb14.i_crit_edge.i:                        ; preds = %bb12.i.i
 | |
|   br i1 undef, label %bb25.i.i, label %bb20.i.i
 | |
| 
 | |
| bb19.i.i:                                         ; preds = %bb20.i.i
 | |
|   br label %bb20.i.i
 | |
| 
 | |
| bb20.i.i:                                         ; preds = %bb19.i.i, %bb13.i.bb14.i_crit_edge.i
 | |
|   %or.cond.i = or i1 undef, undef
 | |
|   br i1 %or.cond.i, label %bb25.i.i, label %bb19.i.i
 | |
| 
 | |
| bb25.i.i:                                         ; preds = %bb20.i.i, %bb13.i.bb14.i_crit_edge.i
 | |
|   unreachable
 | |
| 
 | |
| bb5.i1632:                                        ; preds = %entry
 | |
|   unreachable
 | |
| 
 | |
| dis.i:                     ; preds = %getfloder.exit.i, %bb1.i.dis.preheader_crit_edge.i
 | |
|   br i1 undef, label %bb.i96.i, label %bb1.i102.i
 | |
| 
 | |
| bb.i96.i:                                         ; preds = %dis.i
 | |
|   br label %getfloder.exit.i
 | |
| 
 | |
| bb1.i102.i:                                       ; preds = %dis.i
 | |
|   br label %getfloder.exit.i
 | |
| 
 | |
| getfloder.exit.i:                           ; preds = %bb1.i102.i, %bb.i96.i
 | |
|   br i1 undef, label %bb7.i.i1615, label %dis.i
 | |
| }
 |