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18 lines
637 B
LLVM
18 lines
637 B
LLVM
; Induction variable pass is doing bad things with pointer induction vars,
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; trying to do arithmetic on them directly.
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;
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; RUN: llvm-as < %s | opt -indvars
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;
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define void @test(i32 %A, i32 %S, i8* %S.upgrd.1) {
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; <label>:0
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br label %Loop
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Loop: ; preds = %Loop, %0
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%PIV = phi i8* [ %S.upgrd.1, %0 ], [ %PIVNext.upgrd.3, %Loop ] ; <i8*> [#uses=1]
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%PIV.upgrd.2 = ptrtoint i8* %PIV to i64 ; <i64> [#uses=1]
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%PIVNext = add i64 %PIV.upgrd.2, 8 ; <i64> [#uses=1]
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%PIVNext.upgrd.3 = inttoptr i64 %PIVNext to i8* ; <i8*> [#uses=1]
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br label %Loop
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}
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