78 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			78 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			LLVM
		
	
	
	
; RUN: opt -load-store-vectorizer %s -S | FileCheck %s
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; RUN: opt -aa-pipeline=basic-aa -passes='function(load-store-vectorizer)' %s -S | FileCheck %s
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; Check that setting wrapping flags after a SCEV node is created
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; does not invalidate "sorted by complexity" invariant for
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; operands of commutative and associative SCEV operators.
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target triple = "x86_64--"
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@global_value0 = external constant i32
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@global_value1 = external constant i32
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@other_value = external global float
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@a = external global float
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@b = external global float
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@c = external global float
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@d = external global float
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@plus1 = external global i32
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@cnd = external global i8
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; Function Attrs: nounwind
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define void @main() local_unnamed_addr #0 {
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; CHECK-LABEL: @main()
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; CHECK: [[PTR:%[0-9]+]] = bitcast float* %preheader.load0.address to <2 x float>*
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; CHECK:  = load <2 x float>, <2 x float>* [[PTR]]
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; CHECK-LABEL: for.body23:
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entry:
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  %tmp = load i32, i32* @global_value0, !range !0
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  %tmp2 = load i32, i32* @global_value1
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  %and.i.i = and i32 %tmp2, 2
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  %add.nuw.nsw.i.i = add nuw nsw i32 %and.i.i, 0
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  %mul.i.i = shl nuw nsw i32 %add.nuw.nsw.i.i, 1
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  %and6.i.i = and i32 %tmp2, 3
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  %and9.i.i = and i32 %tmp2, 4
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  %add.nuw.nsw10.i.i = add nuw nsw i32 %and6.i.i, %and9.i.i
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  %conv3.i42.i = add nuw nsw i32 %mul.i.i, 1
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  %reass.add346.7 = add nuw nsw i32 %add.nuw.nsw10.i.i, 56
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  %reass.mul347.7 = mul nuw nsw i32 %tmp, %reass.add346.7
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  %add7.i.7 = add nuw nsw i32 %reass.mul347.7, 0
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  %preheader.address0.idx = add nuw nsw i32 %add7.i.7, %mul.i.i
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  %preheader.address0.idx.zext = zext i32 %preheader.address0.idx to i64
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  %preheader.load0.address = getelementptr inbounds float, float* @other_value, i64 %preheader.address0.idx.zext
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  %preheader.load0. = load float, float* %preheader.load0.address, align 4, !tbaa !1
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  %common.address.idx = add nuw nsw i32 %add7.i.7, %conv3.i42.i
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  %preheader.header.common.address.idx.zext = zext i32 %common.address.idx to i64
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  %preheader.load1.address = getelementptr inbounds float, float* @other_value, i64 %preheader.header.common.address.idx.zext
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  %preheader.load1. = load float, float* %preheader.load1.address, align 4, !tbaa !1
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  br label %for.body23
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for.body23:                                       ; preds = %for.body23, %entry
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  %loop.header.load0.address = getelementptr inbounds float, float* @other_value, i64 %preheader.header.common.address.idx.zext
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  %loop.header.load0. = load float, float* %loop.header.load0.address, align 4, !tbaa !1
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  %reass.mul343.7 = mul nuw nsw i32 %reass.add346.7, 72
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  %add7.i286.7.7 = add nuw nsw i32 %reass.mul343.7, 56
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  %add9.i288.7.7 = add nuw nsw i32 %add7.i286.7.7, %mul.i.i
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  %loop.header.address1.idx = add nuw nsw i32 %add9.i288.7.7, 1
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  %loop.header.address1.idx.zext = zext i32 %loop.header.address1.idx to i64
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  %loop.header.load1.address = getelementptr inbounds float, float* @other_value, i64 %loop.header.address1.idx.zext
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  %loop.header.load1. = load float, float* %loop.header.load1.address, align 4, !tbaa !1
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  store float %preheader.load0., float* @a, align 4, !tbaa !1
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  store float %preheader.load1., float* @b, align 4, !tbaa !1
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  store float %loop.header.load0., float* @c, align 4, !tbaa !1
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  store float %loop.header.load1., float* @d, align 4, !tbaa !1
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  %loaded.cnd = load i8, i8* @cnd
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  %condition = trunc i8 %loaded.cnd to i1
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  br i1 %condition, label %for.body23, label %exit
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exit:
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  ret void
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}
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attributes #0 = { nounwind }
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!0 = !{i32 0, i32 65536}
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!1 = !{!2, !2, i64 0}
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!2 = !{!"float", !3, i64 0}
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!3 = !{!"omnipotent char", !4, i64 0}
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!4 = !{!"Simple C++ TBAA"}
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