36 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			36 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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| ; RUN: opt -S -codegenprepare < %s | FileCheck %s
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| 
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| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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| target triple = "x86_64-unknown-linux-gnu"
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| 
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| define i1 @PR41004(i32 %x, i32 %y, i32 %t1) {
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| ; CHECK-LABEL: @PR41004(
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| ; CHECK-NEXT:  entry:
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| ; CHECK-NEXT:    [[MUL_FR:%.*]] = freeze i32 [[Y:%.*]]
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| ; CHECK-NEXT:    [[T0:%.*]] = icmp eq i32 [[MUL_FR]], 1
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| ; CHECK-NEXT:    br i1 [[T0]], label [[SELECT_TRUE_SINK:%.*]], label [[SELECT_END:%.*]]
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| ; CHECK:       select.true.sink:
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| ; CHECK-NEXT:    [[REM:%.*]] = srem i32 [[X:%.*]], 2
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| ; CHECK-NEXT:    br label [[SELECT_END]]
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| ; CHECK:       select.end:
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| ; CHECK-NEXT:    [[MUL:%.*]] = phi i32 [ [[REM]], [[SELECT_TRUE_SINK]] ], [ 0, [[ENTRY:%.*]] ]
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| ; CHECK-NEXT:    [[USUB:%.*]] = call { i32, i1 } @llvm.usub.with.overflow.i32(i32 [[T1:%.*]], i32 1)
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| ; CHECK-NEXT:    [[NEG:%.*]] = extractvalue { i32, i1 } [[USUB]], 0
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| ; CHECK-NEXT:    [[TOBOOL:%.*]] = extractvalue { i32, i1 } [[USUB]], 1
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| ; CHECK-NEXT:    [[ADD:%.*]] = add i32 [[NEG]], [[MUL]]
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| ; CHECK-NEXT:    ret i1 [[TOBOOL]]
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| ;
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| entry:
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|   %rem = srem i32 %x, 2
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|   %t0 = icmp eq i32 %y, 1
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|   %mul = select i1 %t0, i32 %rem, i32 0
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|   %neg = add i32 %t1, -1
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|   %add = add i32 %neg, %mul
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|   br label %if
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| 
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| if:
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|   %tobool = icmp eq i32 %t1, 0
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|   ret i1 %tobool
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| }
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