forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			106 lines
		
	
	
		
			4.3 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			106 lines
		
	
	
		
			4.3 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc < %s -regalloc=fast -verify-machineinstrs
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| target triple = "arm-pc-linux-gnu"
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| 
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| ; This test case would accidentally use the same physreg for two virtregs
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| ; because allocVirtReg forgot to check if registers were already used in the
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| ; instruction.
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| ; This caused the RegScavenger to complain, but -verify-machineinstrs also
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| ; catches it.
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| 
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| %struct.CHESS_POSITION = type { i64, i64, i64, i64, i64, i64, i64, i64, i64, i64, i64, i64, i64, i64, i64, i64, i64, i64, i32, i32, i8, i8, [64 x i8], i8, i8, i8, i8, i8 }
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| 
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| @search = external global %struct.CHESS_POSITION  ; <%struct.CHESS_POSITION*> [#uses=1]
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| @bishop_mobility_rr45 = external global [64 x [256 x i32]] ; <[64 x [256 x i32]]*> [#uses=1]
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| 
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| declare fastcc i32 @FirstOne()
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| 
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| define fastcc void @Evaluate() {
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| entry:
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|   br i1 false, label %cond_false186, label %cond_true
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| 
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| cond_true:                                        ; preds = %entry
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|   ret void
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| 
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| cond_false186:                                    ; preds = %entry
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|   br i1 false, label %cond_true293, label %bb203
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| 
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| bb203:                                            ; preds = %cond_false186
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|   ret void
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| 
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| cond_true293:                                     ; preds = %cond_false186
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|   br i1 false, label %cond_true298, label %cond_next317
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| 
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| cond_true298:                                     ; preds = %cond_true293
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|   br i1 false, label %cond_next518, label %cond_true397.preheader
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| 
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| cond_next317:                                     ; preds = %cond_true293
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|   ret void
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| 
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| cond_true397.preheader:                           ; preds = %cond_true298
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|   ret void
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| 
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| cond_next518:                                     ; preds = %cond_true298
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|   br i1 false, label %bb1069, label %cond_true522
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| 
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| cond_true522:                                     ; preds = %cond_next518
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|   ret void
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| 
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| bb1069:                                           ; preds = %cond_next518
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|   br i1 false, label %cond_next1131, label %bb1096
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| 
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| bb1096:                                           ; preds = %bb1069
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|   ret void
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| 
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| cond_next1131:                                    ; preds = %bb1069
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|   br i1 false, label %cond_next1207, label %cond_true1150
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| 
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| cond_true1150:                                    ; preds = %cond_next1131
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|   ret void
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| 
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| cond_next1207:                                    ; preds = %cond_next1131
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|   br i1 false, label %cond_next1219, label %cond_true1211
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| 
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| cond_true1211:                                    ; preds = %cond_next1207
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|   ret void
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| 
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| cond_next1219:                                    ; preds = %cond_next1207
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|   br i1 false, label %cond_true1223, label %cond_next1283
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| 
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| cond_true1223:                                    ; preds = %cond_next1219
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|   br i1 false, label %cond_true1254, label %cond_true1264
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| 
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| cond_true1254:                                    ; preds = %cond_true1223
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|   br i1 false, label %bb1567, label %cond_true1369.preheader
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| 
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| cond_true1264:                                    ; preds = %cond_true1223
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|   ret void
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| 
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| cond_next1283:                                    ; preds = %cond_next1219
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|   ret void
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| 
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| cond_true1369.preheader:                          ; preds = %cond_true1254
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|   ret void
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| 
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| bb1567:                                           ; preds = %cond_true1254
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|   %tmp1591 = load i64* getelementptr inbounds (%struct.CHESS_POSITION* @search, i32 0, i32 4) ; <i64> [#uses=1]
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|   %tmp1572 = tail call fastcc i32 @FirstOne()     ; <i32> [#uses=1]
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|   %tmp1594 = load i32* undef                      ; <i32> [#uses=1]
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|   %tmp1594.upgrd.5 = trunc i32 %tmp1594 to i8     ; <i8> [#uses=1]
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|   %shift.upgrd.6 = zext i8 %tmp1594.upgrd.5 to i64 ; <i64> [#uses=1]
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|   %tmp1595 = lshr i64 %tmp1591, %shift.upgrd.6    ; <i64> [#uses=1]
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|   %tmp1595.upgrd.7 = trunc i64 %tmp1595 to i32    ; <i32> [#uses=1]
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|   %tmp1596 = and i32 %tmp1595.upgrd.7, 255        ; <i32> [#uses=1]
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|   %gep.upgrd.8 = zext i32 %tmp1596 to i64         ; <i64> [#uses=1]
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|   %tmp1598 = getelementptr [64 x [256 x i32]]* @bishop_mobility_rr45, i32 0, i32 %tmp1572, i64 %gep.upgrd.8 ; <i32*> [#uses=1]
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|   %tmp1599 = load i32* %tmp1598                   ; <i32> [#uses=1]
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|   %tmp1602 = sub i32 0, %tmp1599                  ; <i32> [#uses=1]
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|   br i1 undef, label %cond_next1637, label %cond_true1607
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| 
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| cond_true1607:                                    ; preds = %bb1567
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|   ret void
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| 
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| cond_next1637:                                    ; preds = %bb1567
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|   %tmp1662 = sub i32 %tmp1602, 0                  ; <i32> [#uses=0]
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|   ret void
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| }
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