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	git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@193021 91177308-0d34-0410-b5e6-96231b3b80d8
		
			
				
	
	
		
			439 lines
		
	
	
		
			13 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
			
		
		
	
	
			439 lines
		
	
	
		
			13 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
| target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v128:128:128-n32:64"
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| target triple = "powerpc64-unknown-linux-gnu"
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| ; RUN: llc < %s -march=ppc64 | FileCheck %s
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| 
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| ; CHECK: test_pos1_ir_slt
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| ; CHECK: bdnz
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| ; a < b
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| define void @test_pos1_ir_slt(i8* nocapture %p, i32 %a, i32 %b) nounwind {
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| entry:
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|   %cmp3 = icmp slt i32 8531, %b
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|   br i1 %cmp3, label %for.body.lr.ph, label %for.end
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| 
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| for.body.lr.ph:                                   ; preds = %entry
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|   br label %for.body
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| 
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| for.body:                                         ; preds = %for.body.lr.ph, %for.body
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|   %i.04 = phi i32 [ 8531, %for.body.lr.ph ], [ %inc, %for.body ]
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|   %arrayidx = getelementptr inbounds i8* %p, i32 %i.04
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|   %0 = load i8* %arrayidx, align 1
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|   %conv = zext i8 %0 to i32
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|   %add = add nsw i32 %conv, 1
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|   %conv1 = trunc i32 %add to i8
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|   store i8 %conv1, i8* %arrayidx, align 1
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|   %inc = add nsw i32 %i.04, 1
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|   %cmp = icmp slt i32 %inc, %b
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|   br i1 %cmp, label %for.body, label %for.end
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| 
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| for.end:                                          ; preds = %for.body, %entry
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|   ret void
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| }
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| 
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| 
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| 
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| ; CHECK: test_pos2_ir_slt
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| ; FIXME: Support this loop!
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| ; CHECK: bdnz
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| ; a < b
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| define void @test_pos2_ir_slt(i8* nocapture %p, i32 %a, i32 %b) nounwind {
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| entry:
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|   %cmp3 = icmp slt i32 9152, %b
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|   br i1 %cmp3, label %for.body.lr.ph, label %for.end
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| 
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| for.body.lr.ph:                                   ; preds = %entry
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|   br label %for.body
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| 
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| for.body:                                         ; preds = %for.body.lr.ph, %for.body
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|   %i.04 = phi i32 [ 9152, %for.body.lr.ph ], [ %inc, %for.body ]
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|   %arrayidx = getelementptr inbounds i8* %p, i32 %i.04
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|   %0 = load i8* %arrayidx, align 1
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|   %conv = zext i8 %0 to i32
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|   %add = add nsw i32 %conv, 1
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|   %conv1 = trunc i32 %add to i8
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|   store i8 %conv1, i8* %arrayidx, align 1
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|   %inc = add nsw i32 %i.04, 2
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|   %cmp = icmp slt i32 %inc, %b
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|   br i1 %cmp, label %for.body, label %for.end
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| 
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| for.end:                                          ; preds = %for.body, %entry
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|   ret void
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| }
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| 
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| 
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| 
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| ; CHECK: test_pos4_ir_slt
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| ; FIXME: Support this loop!
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| ; CHECK: bdnz
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| ; a < b
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| define void @test_pos4_ir_slt(i8* nocapture %p, i32 %a, i32 %b) nounwind {
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| entry:
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|   %cmp3 = icmp slt i32 18851, %b
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|   br i1 %cmp3, label %for.body.lr.ph, label %for.end
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| 
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| for.body.lr.ph:                                   ; preds = %entry
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|   br label %for.body
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| 
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| for.body:                                         ; preds = %for.body.lr.ph, %for.body
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|   %i.04 = phi i32 [ 18851, %for.body.lr.ph ], [ %inc, %for.body ]
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|   %arrayidx = getelementptr inbounds i8* %p, i32 %i.04
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|   %0 = load i8* %arrayidx, align 1
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|   %conv = zext i8 %0 to i32
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|   %add = add nsw i32 %conv, 1
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|   %conv1 = trunc i32 %add to i8
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|   store i8 %conv1, i8* %arrayidx, align 1
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|   %inc = add nsw i32 %i.04, 4
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|   %cmp = icmp slt i32 %inc, %b
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|   br i1 %cmp, label %for.body, label %for.end
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| 
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| for.end:                                          ; preds = %for.body, %entry
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|   ret void
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| }
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| 
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| 
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| 
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| ; CHECK: test_pos8_ir_slt
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| ; CHECK: bdnz
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| ; a < b
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| define void @test_pos8_ir_slt(i8* nocapture %p, i32 %a, i32 %b) nounwind {
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| entry:
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|   %cmp3 = icmp slt i32 25466, %b
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|   br i1 %cmp3, label %for.body.lr.ph, label %for.end
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| 
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| for.body.lr.ph:                                   ; preds = %entry
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|   br label %for.body
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| 
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| for.body:                                         ; preds = %for.body.lr.ph, %for.body
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|   %i.04 = phi i32 [ 25466, %for.body.lr.ph ], [ %inc, %for.body ]
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|   %arrayidx = getelementptr inbounds i8* %p, i32 %i.04
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|   %0 = load i8* %arrayidx, align 1
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|   %conv = zext i8 %0 to i32
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|   %add = add nsw i32 %conv, 1
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|   %conv1 = trunc i32 %add to i8
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|   store i8 %conv1, i8* %arrayidx, align 1
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|   %inc = add nsw i32 %i.04, 8
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|   %cmp = icmp slt i32 %inc, %b
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|   br i1 %cmp, label %for.body, label %for.end
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| 
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| for.end:                                          ; preds = %for.body, %entry
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|   ret void
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| }
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| 
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| 
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| 
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| ; CHECK: test_pos16_ir_slt
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| ; CHECK: bdnz
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| ; a < b
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| define void @test_pos16_ir_slt(i8* nocapture %p, i32 %a, i32 %b) nounwind {
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| entry:
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|   %cmp3 = icmp slt i32 9295, %b
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|   br i1 %cmp3, label %for.body.lr.ph, label %for.end
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| 
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| for.body.lr.ph:                                   ; preds = %entry
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|   br label %for.body
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| 
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| for.body:                                         ; preds = %for.body.lr.ph, %for.body
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|   %i.04 = phi i32 [ 9295, %for.body.lr.ph ], [ %inc, %for.body ]
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|   %arrayidx = getelementptr inbounds i8* %p, i32 %i.04
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|   %0 = load i8* %arrayidx, align 1
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|   %conv = zext i8 %0 to i32
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|   %add = add nsw i32 %conv, 1
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|   %conv1 = trunc i32 %add to i8
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|   store i8 %conv1, i8* %arrayidx, align 1
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|   %inc = add nsw i32 %i.04, 16
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|   %cmp = icmp slt i32 %inc, %b
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|   br i1 %cmp, label %for.body, label %for.end
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| 
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| for.end:                                          ; preds = %for.body, %entry
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|   ret void
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| }
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| 
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| 
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| 
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| ; CHECK: test_pos1_ri_slt
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| ; CHECK: bdnz
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| ; a < b
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| define void @test_pos1_ri_slt(i8* nocapture %p, i32 %a, i32 %b) nounwind {
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| entry:
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|   %cmp3 = icmp slt i32 %a, 31236
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|   br i1 %cmp3, label %for.body.lr.ph, label %for.end
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| 
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| for.body.lr.ph:                                   ; preds = %entry
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|   br label %for.body
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| 
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| for.body:                                         ; preds = %for.body.lr.ph, %for.body
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|   %i.04 = phi i32 [ %a, %for.body.lr.ph ], [ %inc, %for.body ]
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|   %arrayidx = getelementptr inbounds i8* %p, i32 %i.04
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|   %0 = load i8* %arrayidx, align 1
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|   %conv = zext i8 %0 to i32
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|   %add = add nsw i32 %conv, 1
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|   %conv1 = trunc i32 %add to i8
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|   store i8 %conv1, i8* %arrayidx, align 1
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|   %inc = add nsw i32 %i.04, 1
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|   %cmp = icmp slt i32 %inc, 31236
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|   br i1 %cmp, label %for.body, label %for.end
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| 
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| for.end:                                          ; preds = %for.body, %entry
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|   ret void
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| }
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| 
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| 
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| 
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| ; CHECK: test_pos2_ri_slt
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| ; CHECK: bdnz
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| ; a < b
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| define void @test_pos2_ri_slt(i8* nocapture %p, i32 %a, i32 %b) nounwind {
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| entry:
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|   %cmp3 = icmp slt i32 %a, 22653
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|   br i1 %cmp3, label %for.body.lr.ph, label %for.end
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| 
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| for.body.lr.ph:                                   ; preds = %entry
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|   br label %for.body
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| 
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| for.body:                                         ; preds = %for.body.lr.ph, %for.body
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|   %i.04 = phi i32 [ %a, %for.body.lr.ph ], [ %inc, %for.body ]
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|   %arrayidx = getelementptr inbounds i8* %p, i32 %i.04
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|   %0 = load i8* %arrayidx, align 1
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|   %conv = zext i8 %0 to i32
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|   %add = add nsw i32 %conv, 1
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|   %conv1 = trunc i32 %add to i8
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|   store i8 %conv1, i8* %arrayidx, align 1
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|   %inc = add nsw i32 %i.04, 2
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|   %cmp = icmp slt i32 %inc, 22653
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|   br i1 %cmp, label %for.body, label %for.end
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| 
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| for.end:                                          ; preds = %for.body, %entry
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|   ret void
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| }
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| 
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| 
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| 
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| ; CHECK: test_pos4_ri_slt
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| ; CHECK: bdnz
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| ; a < b
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| define void @test_pos4_ri_slt(i8* nocapture %p, i32 %a, i32 %b) nounwind {
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| entry:
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|   %cmp3 = icmp slt i32 %a, 1431
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|   br i1 %cmp3, label %for.body.lr.ph, label %for.end
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| 
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| for.body.lr.ph:                                   ; preds = %entry
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|   br label %for.body
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| 
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| for.body:                                         ; preds = %for.body.lr.ph, %for.body
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|   %i.04 = phi i32 [ %a, %for.body.lr.ph ], [ %inc, %for.body ]
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|   %arrayidx = getelementptr inbounds i8* %p, i32 %i.04
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|   %0 = load i8* %arrayidx, align 1
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|   %conv = zext i8 %0 to i32
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|   %add = add nsw i32 %conv, 1
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|   %conv1 = trunc i32 %add to i8
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|   store i8 %conv1, i8* %arrayidx, align 1
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|   %inc = add nsw i32 %i.04, 4
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|   %cmp = icmp slt i32 %inc, 1431
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|   br i1 %cmp, label %for.body, label %for.end
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| 
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| for.end:                                          ; preds = %for.body, %entry
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|   ret void
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| }
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| 
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| 
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| 
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| ; CHECK: test_pos8_ri_slt
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| ; CHECK: bdnz
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| ; a < b
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| define void @test_pos8_ri_slt(i8* nocapture %p, i32 %a, i32 %b) nounwind {
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| entry:
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|   %cmp3 = icmp slt i32 %a, 22403
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|   br i1 %cmp3, label %for.body.lr.ph, label %for.end
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| 
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| for.body.lr.ph:                                   ; preds = %entry
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|   br label %for.body
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| 
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| for.body:                                         ; preds = %for.body.lr.ph, %for.body
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|   %i.04 = phi i32 [ %a, %for.body.lr.ph ], [ %inc, %for.body ]
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|   %arrayidx = getelementptr inbounds i8* %p, i32 %i.04
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|   %0 = load i8* %arrayidx, align 1
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|   %conv = zext i8 %0 to i32
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|   %add = add nsw i32 %conv, 1
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|   %conv1 = trunc i32 %add to i8
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|   store i8 %conv1, i8* %arrayidx, align 1
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|   %inc = add nsw i32 %i.04, 8
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|   %cmp = icmp slt i32 %inc, 22403
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|   br i1 %cmp, label %for.body, label %for.end
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| 
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| for.end:                                          ; preds = %for.body, %entry
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|   ret void
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| }
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| 
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| 
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| 
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| ; CHECK: test_pos16_ri_slt
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| ; CHECK: bdnz
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| ; a < b
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| define void @test_pos16_ri_slt(i8* nocapture %p, i32 %a, i32 %b) nounwind {
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| entry:
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|   %cmp3 = icmp slt i32 %a, 21715
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|   br i1 %cmp3, label %for.body.lr.ph, label %for.end
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| 
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| for.body.lr.ph:                                   ; preds = %entry
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|   br label %for.body
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| 
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| for.body:                                         ; preds = %for.body.lr.ph, %for.body
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|   %i.04 = phi i32 [ %a, %for.body.lr.ph ], [ %inc, %for.body ]
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|   %arrayidx = getelementptr inbounds i8* %p, i32 %i.04
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|   %0 = load i8* %arrayidx, align 1
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|   %conv = zext i8 %0 to i32
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|   %add = add nsw i32 %conv, 1
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|   %conv1 = trunc i32 %add to i8
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|   store i8 %conv1, i8* %arrayidx, align 1
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|   %inc = add nsw i32 %i.04, 16
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|   %cmp = icmp slt i32 %inc, 21715
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|   br i1 %cmp, label %for.body, label %for.end
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| 
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| for.end:                                          ; preds = %for.body, %entry
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|   ret void
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| }
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| 
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| 
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| 
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| ; CHECK: test_pos1_rr_slt
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| ; CHECK: bdnz
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| ; a < b
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| define void @test_pos1_rr_slt(i8* nocapture %p, i32 %a, i32 %b) nounwind {
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| entry:
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|   %cmp3 = icmp slt i32 %a, %b
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|   br i1 %cmp3, label %for.body.lr.ph, label %for.end
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| 
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| for.body.lr.ph:                                   ; preds = %entry
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|   br label %for.body
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| 
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| for.body:                                         ; preds = %for.body.lr.ph, %for.body
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|   %i.04 = phi i32 [ %a, %for.body.lr.ph ], [ %inc, %for.body ]
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|   %arrayidx = getelementptr inbounds i8* %p, i32 %i.04
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|   %0 = load i8* %arrayidx, align 1
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|   %conv = zext i8 %0 to i32
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|   %add = add nsw i32 %conv, 1
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|   %conv1 = trunc i32 %add to i8
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|   store i8 %conv1, i8* %arrayidx, align 1
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|   %inc = add nsw i32 %i.04, 1
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|   %cmp = icmp slt i32 %inc, %b
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|   br i1 %cmp, label %for.body, label %for.end
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| 
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| for.end:                                          ; preds = %for.body, %entry
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|   ret void
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| }
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| 
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| 
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| 
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| ; CHECK: test_pos2_rr_slt
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| ; CHECK: bdnz
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| ; a < b
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| define void @test_pos2_rr_slt(i8* nocapture %p, i32 %a, i32 %b) nounwind {
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| entry:
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|   %cmp3 = icmp slt i32 %a, %b
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|   br i1 %cmp3, label %for.body.lr.ph, label %for.end
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| 
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| for.body.lr.ph:                                   ; preds = %entry
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|   br label %for.body
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| 
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| for.body:                                         ; preds = %for.body.lr.ph, %for.body
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|   %i.04 = phi i32 [ %a, %for.body.lr.ph ], [ %inc, %for.body ]
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|   %arrayidx = getelementptr inbounds i8* %p, i32 %i.04
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|   %0 = load i8* %arrayidx, align 1
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|   %conv = zext i8 %0 to i32
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|   %add = add nsw i32 %conv, 1
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|   %conv1 = trunc i32 %add to i8
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|   store i8 %conv1, i8* %arrayidx, align 1
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|   %inc = add nsw i32 %i.04, 2
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|   %cmp = icmp slt i32 %inc, %b
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|   br i1 %cmp, label %for.body, label %for.end
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| 
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| for.end:                                          ; preds = %for.body, %entry
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|   ret void
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| }
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| 
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| 
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| 
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| ; CHECK: test_pos4_rr_slt
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| ; CHECK: bdnz
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| ; a < b
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| define void @test_pos4_rr_slt(i8* nocapture %p, i32 %a, i32 %b) nounwind {
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| entry:
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|   %cmp3 = icmp slt i32 %a, %b
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|   br i1 %cmp3, label %for.body.lr.ph, label %for.end
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| 
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| for.body.lr.ph:                                   ; preds = %entry
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|   br label %for.body
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| 
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| for.body:                                         ; preds = %for.body.lr.ph, %for.body
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|   %i.04 = phi i32 [ %a, %for.body.lr.ph ], [ %inc, %for.body ]
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|   %arrayidx = getelementptr inbounds i8* %p, i32 %i.04
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|   %0 = load i8* %arrayidx, align 1
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|   %conv = zext i8 %0 to i32
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|   %add = add nsw i32 %conv, 1
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|   %conv1 = trunc i32 %add to i8
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|   store i8 %conv1, i8* %arrayidx, align 1
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|   %inc = add nsw i32 %i.04, 4
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|   %cmp = icmp slt i32 %inc, %b
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|   br i1 %cmp, label %for.body, label %for.end
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| 
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| for.end:                                          ; preds = %for.body, %entry
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|   ret void
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| }
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| 
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| 
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| 
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| ; CHECK: test_pos8_rr_slt
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| ; CHECK: bdnz
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| ; a < b
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| define void @test_pos8_rr_slt(i8* nocapture %p, i32 %a, i32 %b) nounwind {
 | |
| entry:
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|   %cmp3 = icmp slt i32 %a, %b
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|   br i1 %cmp3, label %for.body.lr.ph, label %for.end
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| 
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| for.body.lr.ph:                                   ; preds = %entry
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|   br label %for.body
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| 
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| for.body:                                         ; preds = %for.body.lr.ph, %for.body
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|   %i.04 = phi i32 [ %a, %for.body.lr.ph ], [ %inc, %for.body ]
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|   %arrayidx = getelementptr inbounds i8* %p, i32 %i.04
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|   %0 = load i8* %arrayidx, align 1
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|   %conv = zext i8 %0 to i32
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|   %add = add nsw i32 %conv, 1
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|   %conv1 = trunc i32 %add to i8
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|   store i8 %conv1, i8* %arrayidx, align 1
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|   %inc = add nsw i32 %i.04, 8
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|   %cmp = icmp slt i32 %inc, %b
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|   br i1 %cmp, label %for.body, label %for.end
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| 
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| for.end:                                          ; preds = %for.body, %entry
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|   ret void
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| }
 | |
| 
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| 
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| 
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| ; CHECK: test_pos16_rr_slt
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| ; CHECK: bdnz
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| ; a < b
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| define void @test_pos16_rr_slt(i8* nocapture %p, i32 %a, i32 %b) nounwind {
 | |
| entry:
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|   %cmp3 = icmp slt i32 %a, %b
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|   br i1 %cmp3, label %for.body.lr.ph, label %for.end
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| 
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| for.body.lr.ph:                                   ; preds = %entry
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|   br label %for.body
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| 
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| for.body:                                         ; preds = %for.body.lr.ph, %for.body
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|   %i.04 = phi i32 [ %a, %for.body.lr.ph ], [ %inc, %for.body ]
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|   %arrayidx = getelementptr inbounds i8* %p, i32 %i.04
 | |
|   %0 = load i8* %arrayidx, align 1
 | |
|   %conv = zext i8 %0 to i32
 | |
|   %add = add nsw i32 %conv, 1
 | |
|   %conv1 = trunc i32 %add to i8
 | |
|   store i8 %conv1, i8* %arrayidx, align 1
 | |
|   %inc = add nsw i32 %i.04, 16
 | |
|   %cmp = icmp slt i32 %inc, %b
 | |
|   br i1 %cmp, label %for.body, label %for.end
 | |
| 
 | |
| for.end:                                          ; preds = %for.body, %entry
 | |
|   ret void
 | |
| }
 |