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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| 
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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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| 
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| target triple = "x86_64--"
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| 
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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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| 
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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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| 
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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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| 
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| exit:
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|   ret void
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| }
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| 
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| attributes #0 = { nounwind }
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| 
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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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