50 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			50 lines
		
	
	
		
			1.7 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-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
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| ; RUN: opt < %s -bb-vectorize -bb-vectorize-req-chain-depth=3 -S | FileCheck %s
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| 
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| ; Simple 3-pair chain with loads and stores (with fpmath)
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| define void @test1(double* %a, double* %b, double* %c) nounwind uwtable readonly {
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| entry:
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|   %i0 = load double* %a, align 8
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|   %i1 = load double* %b, align 8
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|   %mul = fmul double %i0, %i1, !fpmath !2
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|   %arrayidx3 = getelementptr inbounds double* %a, i64 1
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|   %i3 = load double* %arrayidx3, align 8
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|   %arrayidx4 = getelementptr inbounds double* %b, i64 1
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|   %i4 = load double* %arrayidx4, align 8
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|   %mul5 = fmul double %i3, %i4, !fpmath !3
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|   store double %mul, double* %c, align 8
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|   %arrayidx5 = getelementptr inbounds double* %c, i64 1
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|   store double %mul5, double* %arrayidx5, align 8
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|   ret void
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| ; CHECK: @test1
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| ; CHECK: !fpmath
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| ; CHECK: ret void
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| }
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| 
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| ; Simple 3-pair chain with loads and stores (ints with range)
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| define void @test2(i64* %a, i64* %b, i64* %c) nounwind uwtable readonly {
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| entry:
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|   %i0 = load i64* %a, align 8, !range !0
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|   %i1 = load i64* %b, align 8
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|   %mul = mul i64 %i0, %i1
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|   %arrayidx3 = getelementptr inbounds i64* %a, i64 1
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|   %i3 = load i64* %arrayidx3, align 8, !range !1
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|   %arrayidx4 = getelementptr inbounds i64* %b, i64 1
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|   %i4 = load i64* %arrayidx4, align 8
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|   %mul5 = mul i64 %i3, %i4
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|   store i64 %mul, i64* %c, align 8
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|   %arrayidx5 = getelementptr inbounds i64* %c, i64 1
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|   store i64 %mul5, i64* %arrayidx5, align 8
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|   ret void
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| ; CHECK: @test2
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| ; CHECK-NOT: !range
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| ; CHECK: ret void
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| }
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| 
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| !0 = metadata !{i64 0, i64 2}
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| !1 = metadata !{i64 3, i64 5}
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| 
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| !2 = metadata !{ float 5.0 }
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| !3 = metadata !{ float 2.5 }
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| 
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