462 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			462 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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| ; RUN: opt -passes=constraint-elimination -S %s | FileCheck %s
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| 
 | |
| define i1 @test_add_nuw(i8 %start, i8 %low, i8 %high) {
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| ; CHECK-LABEL: @test_add_nuw(
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| ; CHECK-NEXT:  entry:
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| ; CHECK-NEXT:    [[ADD_PTR_I:%.*]] = add nuw i8 [[START:%.*]], 3
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| ; CHECK-NEXT:    [[C_1:%.*]] = icmp uge i8 [[ADD_PTR_I]], [[HIGH:%.*]]
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| ; CHECK-NEXT:    br i1 [[C_1]], label [[IF_THEN:%.*]], label [[IF_ELSE:%.*]]
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| ; CHECK:       if.then:
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| ; CHECK-NEXT:    [[UC_3:%.*]] = icmp ugt i8 [[START]], [[HIGH]]
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| ; CHECK-NEXT:    [[START_1_1:%.*]] = add nuw i8 [[START]], 1
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| ; CHECK-NEXT:    [[UC_4:%.*]] = icmp uge i8 [[START_1_1]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_11:%.*]] = xor i1 [[UC_3]], [[UC_4]]
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| ; CHECK-NEXT:    [[START_3_1:%.*]] = add nuw i8 [[START]], 3
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| ; CHECK-NEXT:    [[T_0:%.*]] = icmp uge i8 [[START_3_1]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_12:%.*]] = xor i1 [[RES_11]], true
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| ; CHECK-NEXT:    [[UC_5:%.*]] = icmp ugt i8 [[START_3_1]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_13:%.*]] = xor i1 [[RES_12]], [[UC_5]]
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| ; CHECK-NEXT:    [[SC_8:%.*]] = icmp sge i8 [[START_1_1]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_14:%.*]] = xor i1 [[RES_13]], [[SC_8]]
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| ; CHECK-NEXT:    [[SC_9:%.*]] = icmp sge i8 [[START_3_1]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_15:%.*]] = xor i1 [[RES_14]], [[SC_9]]
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| ; CHECK-NEXT:    ret i1 [[RES_15]]
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| ; CHECK:       if.else:
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| ; CHECK-NEXT:    [[F_0:%.*]] = icmp ugt i8 [[START]], [[HIGH]]
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| ; CHECK-NEXT:    [[START_1:%.*]] = add nuw i8 [[START]], 1
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| ; CHECK-NEXT:    [[F_1:%.*]] = icmp uge i8 [[START_1]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_0:%.*]] = xor i1 false, false
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| ; CHECK-NEXT:    [[SC_1:%.*]] = icmp sgt i8 [[START]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_1:%.*]] = xor i1 [[RES_0]], [[SC_1]]
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| ; CHECK-NEXT:    [[SC_2:%.*]] = icmp sge i8 [[START_1]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_2:%.*]] = xor i1 [[RES_1]], [[SC_2]]
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| ; CHECK-NEXT:    [[START_2:%.*]] = add nuw i8 [[START]], 2
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| ; CHECK-NEXT:    [[F_2:%.*]] = icmp uge i8 [[START_2]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_3:%.*]] = xor i1 [[RES_2]], false
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| ; CHECK-NEXT:    [[SC_3:%.*]] = icmp sge i8 [[START_2]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_4:%.*]] = xor i1 [[RES_3]], [[SC_3]]
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| ; CHECK-NEXT:    [[SC_4:%.*]] = icmp sle i8 [[START_2]], [[START_1]]
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| ; CHECK-NEXT:    [[RES_5:%.*]] = xor i1 [[RES_4]], [[SC_4]]
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| ; CHECK-NEXT:    [[START_3:%.*]] = add nuw i8 [[START]], 3
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| ; CHECK-NEXT:    [[F_3:%.*]] = icmp uge i8 [[START_3]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_6:%.*]] = xor i1 [[RES_5]], false
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| ; CHECK-NEXT:    [[SC_5:%.*]] = icmp sge i8 [[START_3]], [[START_1]]
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| ; CHECK-NEXT:    [[RES_7:%.*]] = xor i1 [[RES_6]], [[SC_5]]
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| ; CHECK-NEXT:    [[START_4:%.*]] = add nuw i8 [[START]], 4
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| ; CHECK-NEXT:    [[UC_2:%.*]] = icmp uge i8 [[START_4]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_8:%.*]] = xor i1 [[RES_7]], [[UC_2]]
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| ; CHECK-NEXT:    [[SC_6:%.*]] = icmp sge i8 [[START_4]], [[START_1]]
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| ; CHECK-NEXT:    [[RES_9:%.*]] = xor i1 [[RES_8]], [[SC_6]]
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| ; CHECK-NEXT:    [[SC_7:%.*]] = icmp sge i8 [[START_4]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_10:%.*]] = xor i1 [[RES_9]], [[SC_7]]
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| ; CHECK-NEXT:    ret i1 [[RES_10]]
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| ;
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| entry:
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|   %add.ptr.i = add nuw i8 %start, 3
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|   %c.1 = icmp uge i8 %add.ptr.i, %high
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|   br i1 %c.1, label %if.then, label %if.else
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| 
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| 
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| if.then:
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|   %uc.3 = icmp ugt i8 %start, %high
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|   %start.1.1 = add nuw i8 %start, 1
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|   %uc.4 = icmp uge i8 %start.1.1, %high
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|   %res.11 = xor i1 %uc.3, %uc.4
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| 
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|   %start.3.1 = add nuw i8 %start, 3
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|   %t.0 = icmp uge i8 %start.3.1, %high
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|   %res.12 = xor i1 %res.11, %t.0
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| 
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|   %uc.5 = icmp ugt i8 %start.3.1, %high
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|   %res.13 = xor i1 %res.12, %uc.5
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| 
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|   %sc.8 = icmp sge i8 %start.1.1, %high
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|   %res.14 = xor i1 %res.13, %sc.8
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| 
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|   %sc.9 = icmp sge i8 %start.3.1, %high
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|   %res.15 = xor i1 %res.14, %sc.9
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| 
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|   ret i1 %res.15
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| 
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| if.else:
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|   %f.0 = icmp ugt i8 %start, %high
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|   %start.1 = add nuw i8 %start, 1
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|   %f.1 = icmp uge i8 %start.1, %high
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|   %res.0 = xor i1 %f.0, %f.1
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| 
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|   %sc.1 = icmp sgt i8 %start, %high
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|   %res.1 = xor i1 %res.0, %sc.1
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| 
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|   %sc.2 = icmp sge i8 %start.1, %high
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|   %res.2 = xor i1 %res.1, %sc.2
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| 
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|   %start.2 = add nuw i8 %start, 2
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|   %f.2 = icmp uge i8 %start.2, %high
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|   %res.3 = xor i1 %res.2, %f.2
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| 
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|   %sc.3 = icmp sge i8 %start.2, %high
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|   %res.4 = xor i1 %res.3, %sc.3
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| 
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|   %sc.4 = icmp sle i8 %start.2, %start.1
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|   %res.5 = xor i1 %res.4, %sc.4
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| 
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|   %start.3 = add nuw i8 %start, 3
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|   %f.3 = icmp uge i8 %start.3, %high
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|   %res.6 = xor i1 %res.5, %f.3
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| 
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|   %sc.5 = icmp sge i8 %start.3, %start.1
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|   %res.7 = xor i1 %res.6, %sc.5
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| 
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|   %start.4 = add nuw i8 %start, 4
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|   %uc.2 = icmp uge i8 %start.4, %high
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|   %res.8 = xor i1 %res.7, %uc.2
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| 
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|   %sc.6 = icmp sge i8 %start.4, %start.1
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|   %res.9 = xor i1 %res.8, %sc.6
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| 
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|   %sc.7 = icmp sge i8 %start.4, %high
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|   %res.10 = xor i1 %res.9, %sc.7
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| 
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|   ret i1 %res.10
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| }
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| 
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| define i1 @test_add_nsw(i8 %start, i8 %low, i8 %high) {
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| ; CHECK-LABEL: @test_add_nsw(
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| ; CHECK-NEXT:  entry:
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| ; CHECK-NEXT:    [[ADD_PTR_I:%.*]] = add nsw i8 [[START:%.*]], 3
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| ; CHECK-NEXT:    [[C_1:%.*]] = icmp sge i8 [[ADD_PTR_I]], [[HIGH:%.*]]
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| ; CHECK-NEXT:    br i1 [[C_1]], label [[IF_THEN:%.*]], label [[IF_ELSE:%.*]]
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| ; CHECK:       if.then:
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| ; CHECK-NEXT:    [[UC_3:%.*]] = icmp ugt i8 [[START]], [[HIGH]]
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| ; CHECK-NEXT:    [[START_1_1:%.*]] = add nuw i8 [[START]], 1
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| ; CHECK-NEXT:    [[UC_4:%.*]] = icmp uge i8 [[START_1_1]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_11:%.*]] = xor i1 [[UC_3]], [[UC_4]]
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| ; CHECK-NEXT:    [[START_3_1:%.*]] = add nuw i8 [[START]], 3
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| ; CHECK-NEXT:    [[T_0:%.*]] = icmp uge i8 [[START_3_1]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_12:%.*]] = xor i1 [[RES_11]], [[T_0]]
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| ; CHECK-NEXT:    [[UC_5:%.*]] = icmp ugt i8 [[START_3_1]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_13:%.*]] = xor i1 [[RES_12]], [[UC_5]]
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| ; CHECK-NEXT:    [[SC_8:%.*]] = icmp sge i8 [[START_1_1]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_14:%.*]] = xor i1 [[RES_13]], [[SC_8]]
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| ; CHECK-NEXT:    [[SC_9:%.*]] = icmp sge i8 [[START_3_1]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_15:%.*]] = xor i1 [[RES_14]], [[SC_9]]
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| ; CHECK-NEXT:    ret i1 [[RES_15]]
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| ; CHECK:       if.else:
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| ; CHECK-NEXT:    [[F_0:%.*]] = icmp ugt i8 [[START]], [[HIGH]]
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| ; CHECK-NEXT:    [[START_1:%.*]] = add nuw i8 [[START]], 1
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| ; CHECK-NEXT:    [[F_1:%.*]] = icmp uge i8 [[START_1]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_0:%.*]] = xor i1 [[F_0]], [[F_1]]
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| ; CHECK-NEXT:    [[SC_1:%.*]] = icmp sgt i8 [[START]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_1:%.*]] = xor i1 [[RES_0]], [[SC_1]]
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| ; CHECK-NEXT:    [[SC_2:%.*]] = icmp sge i8 [[START_1]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_2:%.*]] = xor i1 [[RES_1]], [[SC_2]]
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| ; CHECK-NEXT:    [[START_2:%.*]] = add nuw i8 [[START]], 2
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| ; CHECK-NEXT:    [[F_2:%.*]] = icmp uge i8 [[START_2]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_3:%.*]] = xor i1 [[RES_2]], [[F_2]]
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| ; CHECK-NEXT:    [[SC_3:%.*]] = icmp sge i8 [[START_2]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_4:%.*]] = xor i1 [[RES_3]], [[SC_3]]
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| ; CHECK-NEXT:    [[SC_4:%.*]] = icmp sle i8 [[START_2]], [[START_1]]
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| ; CHECK-NEXT:    [[RES_5:%.*]] = xor i1 [[RES_4]], [[SC_4]]
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| ; CHECK-NEXT:    [[START_3:%.*]] = add nuw i8 [[START]], 3
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| ; CHECK-NEXT:    [[F_3:%.*]] = icmp uge i8 [[START_3]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_6:%.*]] = xor i1 [[RES_5]], [[F_3]]
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| ; CHECK-NEXT:    [[SC_5:%.*]] = icmp sge i8 [[START_3]], [[START_1]]
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| ; CHECK-NEXT:    [[RES_7:%.*]] = xor i1 [[RES_6]], [[SC_5]]
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| ; CHECK-NEXT:    [[START_4:%.*]] = add nuw i8 [[START]], 4
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| ; CHECK-NEXT:    [[UC_2:%.*]] = icmp uge i8 [[START_4]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_8:%.*]] = xor i1 [[RES_7]], [[UC_2]]
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| ; CHECK-NEXT:    [[SC_6:%.*]] = icmp sge i8 [[START_4]], [[START_1]]
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| ; CHECK-NEXT:    [[RES_9:%.*]] = xor i1 [[RES_8]], [[SC_6]]
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| ; CHECK-NEXT:    [[SC_7:%.*]] = icmp sge i8 [[START_4]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_10:%.*]] = xor i1 [[RES_9]], [[SC_7]]
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| ; CHECK-NEXT:    ret i1 [[RES_10]]
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| ;
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| entry:
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|   %add.ptr.i = add nsw i8 %start, 3
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|   %c.1 = icmp sge i8 %add.ptr.i, %high
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|   br i1 %c.1, label %if.then, label %if.else
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| 
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| if.then:
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|   %uc.3 = icmp ugt i8 %start, %high
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|   %start.1.1 = add nuw i8 %start, 1
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|   %uc.4 = icmp uge i8 %start.1.1, %high
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|   %res.11 = xor i1 %uc.3, %uc.4
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| 
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|   %start.3.1 = add nuw i8 %start, 3
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|   %t.0 = icmp uge i8 %start.3.1, %high
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|   %res.12 = xor i1 %res.11, %t.0
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| 
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|   %uc.5 = icmp ugt i8 %start.3.1, %high
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|   %res.13 = xor i1 %res.12, %uc.5
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| 
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|   %sc.8 = icmp sge i8 %start.1.1, %high
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|   %res.14 = xor i1 %res.13, %sc.8
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| 
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|   %sc.9 = icmp sge i8 %start.3.1, %high
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|   %res.15 = xor i1 %res.14, %sc.9
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| 
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|   ret i1 %res.15
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| 
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| if.else:
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|   %f.0 = icmp ugt i8 %start, %high
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|   %start.1 = add nuw i8 %start, 1
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|   %f.1 = icmp uge i8 %start.1, %high
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|   %res.0 = xor i1 %f.0, %f.1
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| 
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|   %sc.1 = icmp sgt i8 %start, %high
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|   %res.1 = xor i1 %res.0, %sc.1
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| 
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|   %sc.2 = icmp sge i8 %start.1, %high
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|   %res.2 = xor i1 %res.1, %sc.2
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| 
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|   %start.2 = add nuw i8 %start, 2
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|   %f.2 = icmp uge i8 %start.2, %high
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|   %res.3 = xor i1 %res.2, %f.2
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| 
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|   %sc.3 = icmp sge i8 %start.2, %high
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|   %res.4 = xor i1 %res.3, %sc.3
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| 
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|   %sc.4 = icmp sle i8 %start.2, %start.1
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|   %res.5 = xor i1 %res.4, %sc.4
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| 
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|   %start.3 = add nuw i8 %start, 3
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|   %f.3 = icmp uge i8 %start.3, %high
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|   %res.6 = xor i1 %res.5, %f.3
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| 
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|   %sc.5 = icmp sge i8 %start.3, %start.1
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|   %res.7 = xor i1 %res.6, %sc.5
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| 
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|   %start.4 = add nuw i8 %start, 4
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|   %uc.2 = icmp uge i8 %start.4, %high
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|   %res.8 = xor i1 %res.7, %uc.2
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| 
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|   %sc.6 = icmp sge i8 %start.4, %start.1
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|   %res.9 = xor i1 %res.8, %sc.6
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| 
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|   %sc.7 = icmp sge i8 %start.4, %high
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|   %res.10 = xor i1 %res.9, %sc.7
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| 
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|   ret i1 %res.10
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| }
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| 
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| 
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| define i1 @test_sub_nuw(i8 %start, i8 %low, i8 %high) {
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| ; CHECK-LABEL: @test_sub_nuw(
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| ; CHECK-NEXT:  entry:
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| ; CHECK-NEXT:    [[ADD_PTR_I:%.*]] = sub nuw i8 [[START:%.*]], 3
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| ; CHECK-NEXT:    [[C_1:%.*]] = icmp uge i8 [[ADD_PTR_I]], [[HIGH:%.*]]
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| ; CHECK-NEXT:    br i1 [[C_1]], label [[IF_THEN:%.*]], label [[IF_ELSE:%.*]]
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| ; CHECK:       if.then:
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| ; CHECK-NEXT:    [[UC_3:%.*]] = icmp ugt i8 [[START]], [[HIGH]]
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| ; CHECK-NEXT:    [[START_1_1:%.*]] = sub nuw i8 [[START]], 1
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| ; CHECK-NEXT:    [[UC_4:%.*]] = icmp uge i8 [[START_1_1]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_11:%.*]] = xor i1 true, true
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| ; CHECK-NEXT:    [[START_3_1:%.*]] = add nuw i8 [[START]], 3
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| ; CHECK-NEXT:    [[T_0:%.*]] = icmp uge i8 [[START_3_1]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_12:%.*]] = xor i1 [[RES_11]], true
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| ; CHECK-NEXT:    [[UC_5:%.*]] = icmp ugt i8 [[START_3_1]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_13:%.*]] = xor i1 [[RES_12]], true
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| ; CHECK-NEXT:    [[SC_8:%.*]] = icmp sge i8 [[START_1_1]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_14:%.*]] = xor i1 [[RES_13]], [[SC_8]]
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| ; CHECK-NEXT:    [[SC_9:%.*]] = icmp sge i8 [[START_3_1]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_15:%.*]] = xor i1 [[RES_14]], [[SC_9]]
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| ; CHECK-NEXT:    ret i1 [[RES_15]]
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| ; CHECK:       if.else:
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| ; CHECK-NEXT:    [[F_0:%.*]] = icmp ugt i8 [[START]], [[HIGH]]
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| ; CHECK-NEXT:    [[START_1:%.*]] = sub nuw i8 [[START]], 1
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| ; CHECK-NEXT:    [[F_1:%.*]] = icmp uge i8 [[START_1]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_0:%.*]] = xor i1 [[F_0]], [[F_1]]
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| ; CHECK-NEXT:    [[SC_1:%.*]] = icmp sgt i8 [[START]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_1:%.*]] = xor i1 [[RES_0]], [[SC_1]]
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| ; CHECK-NEXT:    [[SC_2:%.*]] = icmp sge i8 [[START_1]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_2:%.*]] = xor i1 [[RES_1]], [[SC_2]]
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| ; CHECK-NEXT:    [[START_2:%.*]] = sub nuw i8 [[START]], 2
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| ; CHECK-NEXT:    [[F_2:%.*]] = icmp uge i8 [[START_2]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_3:%.*]] = xor i1 [[RES_2]], [[F_2]]
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| ; CHECK-NEXT:    [[SC_3:%.*]] = icmp sge i8 [[START_2]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_4:%.*]] = xor i1 [[RES_3]], [[SC_3]]
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| ; CHECK-NEXT:    [[SC_4:%.*]] = icmp sle i8 [[START_2]], [[START_1]]
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| ; CHECK-NEXT:    [[RES_5:%.*]] = xor i1 [[RES_4]], [[SC_4]]
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| ; CHECK-NEXT:    [[START_3:%.*]] = sub nuw i8 [[START]], 3
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| ; CHECK-NEXT:    [[F_3:%.*]] = icmp uge i8 [[START_3]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_6:%.*]] = xor i1 [[RES_5]], false
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| ; CHECK-NEXT:    [[SC_5:%.*]] = icmp sge i8 [[START_3]], [[START_1]]
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| ; CHECK-NEXT:    [[RES_7:%.*]] = xor i1 [[RES_6]], [[SC_5]]
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| ; CHECK-NEXT:    [[START_4:%.*]] = sub nuw i8 [[START]], 4
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| ; CHECK-NEXT:    [[UC_2:%.*]] = icmp uge i8 [[START_4]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_8:%.*]] = xor i1 [[RES_7]], false
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| ; CHECK-NEXT:    [[SC_6:%.*]] = icmp sge i8 [[START_4]], [[START_1]]
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| ; CHECK-NEXT:    [[RES_9:%.*]] = xor i1 [[RES_8]], [[SC_6]]
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| ; CHECK-NEXT:    [[SC_7:%.*]] = icmp sge i8 [[START_4]], [[HIGH]]
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| ; CHECK-NEXT:    [[RES_10:%.*]] = xor i1 [[RES_9]], [[SC_7]]
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| ; CHECK-NEXT:    ret i1 [[RES_10]]
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| ;
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| entry:
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|   %add.ptr.i = sub nuw i8 %start, 3
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|   %c.1 = icmp uge i8 %add.ptr.i, %high
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|   br i1 %c.1, label %if.then, label %if.else
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| 
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| 
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| if.then:
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|   %uc.3 = icmp ugt i8 %start, %high
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|   %start.1.1 = sub nuw i8 %start, 1
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|   %uc.4 = icmp uge i8 %start.1.1, %high
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|   %res.11 = xor i1 %uc.3, %uc.4
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| 
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|   %start.3.1 = add nuw i8 %start, 3
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|   %t.0 = icmp uge i8 %start.3.1, %high
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|   %res.12 = xor i1 %res.11, %t.0
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| 
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|   %uc.5 = icmp ugt i8 %start.3.1, %high
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|   %res.13 = xor i1 %res.12, %uc.5
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| 
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|   %sc.8 = icmp sge i8 %start.1.1, %high
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|   %res.14 = xor i1 %res.13, %sc.8
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| 
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|   %sc.9 = icmp sge i8 %start.3.1, %high
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|   %res.15 = xor i1 %res.14, %sc.9
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| 
 | |
|   ret i1 %res.15
 | |
| 
 | |
| if.else:
 | |
|   %f.0 = icmp ugt i8 %start, %high
 | |
|   %start.1 = sub nuw i8 %start, 1
 | |
|   %f.1 = icmp uge i8 %start.1, %high
 | |
|   %res.0 = xor i1 %f.0, %f.1
 | |
| 
 | |
|   %sc.1 = icmp sgt i8 %start, %high
 | |
|   %res.1 = xor i1 %res.0, %sc.1
 | |
| 
 | |
|   %sc.2 = icmp sge i8 %start.1, %high
 | |
|   %res.2 = xor i1 %res.1, %sc.2
 | |
| 
 | |
|   %start.2 = sub nuw i8 %start, 2
 | |
|   %f.2 = icmp uge i8 %start.2, %high
 | |
|   %res.3 = xor i1 %res.2, %f.2
 | |
| 
 | |
|   %sc.3 = icmp sge i8 %start.2, %high
 | |
|   %res.4 = xor i1 %res.3, %sc.3
 | |
| 
 | |
|   %sc.4 = icmp sle i8 %start.2, %start.1
 | |
|   %res.5 = xor i1 %res.4, %sc.4
 | |
| 
 | |
|   %start.3 = sub nuw i8 %start, 3
 | |
|   %f.3 = icmp uge i8 %start.3, %high
 | |
|   %res.6 = xor i1 %res.5, %f.3
 | |
| 
 | |
|   %sc.5 = icmp sge i8 %start.3, %start.1
 | |
|   %res.7 = xor i1 %res.6, %sc.5
 | |
| 
 | |
|   %start.4 = sub nuw i8 %start, 4
 | |
|   %uc.2 = icmp uge i8 %start.4, %high
 | |
|   %res.8 = xor i1 %res.7, %uc.2
 | |
| 
 | |
|   %sc.6 = icmp sge i8 %start.4, %start.1
 | |
|   %res.9 = xor i1 %res.8, %sc.6
 | |
| 
 | |
|   %sc.7 = icmp sge i8 %start.4, %high
 | |
|   %res.10 = xor i1 %res.9, %sc.7
 | |
| 
 | |
|   ret i1 %res.10
 | |
| }
 | |
| 
 | |
| define i1 @test_and_ule_sge(i32 %x, i32 %y, i32 %z, i32 %a) {
 | |
| ; CHECK-LABEL: @test_and_ule_sge(
 | |
| ; CHECK-NEXT:  entry:
 | |
| ; CHECK-NEXT:    [[C_1:%.*]] = icmp ule i32 [[X:%.*]], [[Y:%.*]]
 | |
| ; CHECK-NEXT:    [[C_2:%.*]] = icmp sle i32 [[Y]], [[Z:%.*]]
 | |
| ; CHECK-NEXT:    [[AND:%.*]] = and i1 [[C_1]], [[C_2]]
 | |
| ; CHECK-NEXT:    br i1 [[AND]], label [[THEN:%.*]], label [[ELSE:%.*]]
 | |
| ; CHECK:       then:
 | |
| ; CHECK-NEXT:    [[UC_1:%.*]] = icmp ule i32 [[X]], [[Z]]
 | |
| ; CHECK-NEXT:    [[UC_2:%.*]] = icmp ule i32 [[X]], [[Y]]
 | |
| ; CHECK-NEXT:    [[RES_1:%.*]] = xor i1 [[UC_1]], true
 | |
| ; CHECK-NEXT:    [[UC_3:%.*]] = icmp ule i32 [[Y]], [[Z]]
 | |
| ; CHECK-NEXT:    [[RES_2:%.*]] = xor i1 [[RES_1]], [[UC_3]]
 | |
| ; CHECK-NEXT:    [[UC_4:%.*]] = icmp ule i32 [[X]], [[A:%.*]]
 | |
| ; CHECK-NEXT:    [[RES_4:%.*]] = xor i1 [[RES_2]], [[UC_4]]
 | |
| ; CHECK-NEXT:    [[SC_1:%.*]] = icmp sle i32 [[X]], [[Z]]
 | |
| ; CHECK-NEXT:    [[RES_5:%.*]] = xor i1 [[RES_4]], [[SC_1]]
 | |
| ; CHECK-NEXT:    [[SC_2:%.*]] = icmp sle i32 [[X]], [[Y]]
 | |
| ; CHECK-NEXT:    [[RES_6:%.*]] = xor i1 [[RES_5]], [[SC_2]]
 | |
| ; CHECK-NEXT:    [[SC_3:%.*]] = icmp sle i32 [[Y]], [[Z]]
 | |
| ; CHECK-NEXT:    [[RES_7:%.*]] = xor i1 [[RES_6]], true
 | |
| ; CHECK-NEXT:    [[SC_4:%.*]] = icmp sle i32 [[X]], [[A]]
 | |
| ; CHECK-NEXT:    [[RES_8:%.*]] = xor i1 [[RES_7]], [[SC_4]]
 | |
| ; CHECK-NEXT:    ret i1 [[RES_8]]
 | |
| ; CHECK:       else:
 | |
| ; CHECK-NEXT:    [[UC_5:%.*]] = icmp ule i32 [[X]], [[Z]]
 | |
| ; CHECK-NEXT:    [[UC_6:%.*]] = icmp ule i32 [[X]], [[A]]
 | |
| ; CHECK-NEXT:    [[RES_9:%.*]] = xor i1 [[UC_5]], [[UC_6]]
 | |
| ; CHECK-NEXT:    [[UC_7:%.*]] = icmp ule i32 [[X]], [[Y]]
 | |
| ; CHECK-NEXT:    [[RES_10:%.*]] = xor i1 [[RES_9]], [[UC_7]]
 | |
| ; CHECK-NEXT:    [[UC_8:%.*]] = icmp ule i32 [[Y]], [[Z]]
 | |
| ; CHECK-NEXT:    [[RES_11:%.*]] = xor i1 [[RES_10]], [[UC_8]]
 | |
| ; CHECK-NEXT:    [[SC_5:%.*]] = icmp sle i32 [[X]], [[Z]]
 | |
| ; CHECK-NEXT:    [[RES_12:%.*]] = xor i1 [[RES_11]], [[SC_5]]
 | |
| ; CHECK-NEXT:    [[SC_6:%.*]] = icmp sle i32 [[X]], [[A]]
 | |
| ; CHECK-NEXT:    [[RES_13:%.*]] = xor i1 [[RES_12]], [[SC_6]]
 | |
| ; CHECK-NEXT:    [[SC_7:%.*]] = icmp sle i32 [[X]], [[Y]]
 | |
| ; CHECK-NEXT:    [[RES_14:%.*]] = xor i1 [[RES_13]], [[SC_7]]
 | |
| ; CHECK-NEXT:    [[SC_8:%.*]] = icmp sle i32 [[Y]], [[Z]]
 | |
| ; CHECK-NEXT:    [[RES_15:%.*]] = xor i1 [[RES_14]], [[SC_8]]
 | |
| ; CHECK-NEXT:    ret i1 [[RES_15]]
 | |
| ;
 | |
| entry:
 | |
|   %c.1 = icmp ule i32 %x, %y
 | |
|   %c.2 = icmp sle i32 %y, %z
 | |
|   %and = and i1 %c.1, %c.2
 | |
|   br i1 %and, label %then, label %else
 | |
| 
 | |
| then:
 | |
|   %uc.1 = icmp ule i32 %x, %z
 | |
|   %uc.2 = icmp ule i32 %x, %y
 | |
|   %res.1 = xor i1 %uc.1, %uc.2
 | |
| 
 | |
|   %uc.3 = icmp ule i32 %y, %z
 | |
|   %res.2 = xor i1 %res.1, %uc.3
 | |
| 
 | |
|   %uc.4 = icmp ule i32 %x, %a
 | |
|   %res.4 = xor i1 %res.2, %uc.4
 | |
| 
 | |
|   %sc.1 = icmp sle i32 %x, %z
 | |
|   %res.5 = xor i1 %res.4, %sc.1
 | |
| 
 | |
|   %sc.2 = icmp sle i32 %x, %y
 | |
|   %res.6 = xor i1 %res.5, %sc.2
 | |
| 
 | |
|   %sc.3 = icmp sle i32 %y, %z
 | |
|   %res.7 = xor i1 %res.6, %sc.3
 | |
| 
 | |
|   %sc.4 = icmp sle i32 %x, %a
 | |
|   %res.8 = xor i1 %res.7, %sc.4
 | |
| 
 | |
|   ret i1 %res.8
 | |
| 
 | |
| else:
 | |
|   %uc.5 = icmp ule i32 %x, %z
 | |
|   %uc.6 = icmp ule i32 %x, %a
 | |
|   %res.9 = xor i1 %uc.5, %uc.6
 | |
| 
 | |
|   %uc.7 = icmp ule i32 %x, %y
 | |
|   %res.10 = xor i1 %res.9, %uc.7
 | |
| 
 | |
|   %uc.8 = icmp ule i32 %y, %z
 | |
|   %res.11 = xor i1 %res.10, %uc.8
 | |
| 
 | |
|   %sc.5 = icmp sle i32 %x, %z
 | |
|   %res.12 = xor i1 %res.11, %sc.5
 | |
| 
 | |
|   %sc.6 = icmp sle i32 %x, %a
 | |
|   %res.13 = xor i1 %res.12, %sc.6
 | |
| 
 | |
|   %sc.7 = icmp sle i32 %x, %y
 | |
|   %res.14 = xor i1 %res.13, %sc.7
 | |
| 
 | |
|   %sc.8 = icmp sle i32 %y, %z
 | |
|   %res.15 = xor i1 %res.14, %sc.8
 | |
| 
 | |
|   ret i1 %res.15
 | |
| }
 |