46 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			46 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			LLVM
		
	
	
	
; RUN: opt -S -loop-reduce < %s | FileCheck %s
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; Address Space 10 is non-integral. The optimizer is not allowed to use
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; ptrtoint/inttoptr instructions. Make sure that this doesn't happen
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128-ni:10:11:12"
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target triple = "x86_64-unknown-linux-gnu"
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define void @japi1__unsafe_getindex_65028(i64 addrspace(10)* %arg) {
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; CHECK-NOT: inttoptr
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; CHECK-NOT: ptrtoint
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; How exactly SCEV chooses to materialize isn't all that important, as
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; long as it doesn't try to round-trip through integers. As of this writing,
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; it emits a byte-wise gep, which is fine.
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; CHECK: getelementptr i64, i64 addrspace(10)* {{.*}}, i64 {{.*}}
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top:
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  br label %L86
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L86:                                              ; preds = %L86, %top
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  %i.0 = phi i64 [ 0, %top ], [ %tmp, %L86 ]
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  %tmp = add i64 %i.0, 1
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  br i1 undef, label %L86, label %if29
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if29:                                             ; preds = %L86
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  %tmp1 = shl i64 %tmp, 1
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  %tmp2 = add i64 %tmp1, -2
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  br label %if31
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if31:                                             ; preds = %if38, %if29
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  %"#temp#1.sroa.0.022" = phi i64 [ 0, %if29 ], [ %tmp3, %if38 ]
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  br label %L119
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L119:                                             ; preds = %L119, %if31
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  %i5.0 = phi i64 [ %"#temp#1.sroa.0.022", %if31 ], [ %tmp3, %L119 ]
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  %tmp3 = add i64 %i5.0, 1
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  br i1 undef, label %L119, label %if38
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if38:                                             ; preds = %L119
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  %tmp4 = add i64 %tmp2, %i5.0
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  %tmp5 = getelementptr i64, i64 addrspace(10)* %arg, i64 %tmp4
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  %tmp6 = load i64, i64 addrspace(10)* %tmp5
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  br i1 undef, label %done, label %if31
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done:                                             ; preds = %if38
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  ret void
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}
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