forked from OSchip/llvm-project
28 lines
853 B
LLVM
28 lines
853 B
LLVM
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; RUN: opt -S -indvars < %s | FileCheck %s
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target datalayout = "E-m:e-i64:64-n32:64"
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target triple = "powerpc64-unknown-linux-gnu"
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define void @f(i32* %end.s, i8** %loc, i32 %p) {
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; CHECK-LABEL: @f(
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entry:
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%end = getelementptr inbounds i32, i32* %end.s, i32 %p
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%init = bitcast i32* %end.s to i8*
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br label %while.body.i
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while.body.i:
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%ptr = phi i8* [ %ptr.inc, %while.body.i ], [ %init, %entry ]
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%ptr.inc = getelementptr inbounds i8, i8* %ptr, i8 1
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%ptr.inc.cast = bitcast i8* %ptr.inc to i32*
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%cmp.i = icmp eq i32* %ptr.inc.cast, %end
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br i1 %cmp.i, label %loop.exit, label %while.body.i
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loop.exit:
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; CHECK: loop.exit:
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; CHECK: [[END_BCASTED:%[a-z0-9]+]] = bitcast i32* %end to i8*
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; CHECK: store i8* [[END_BCASTED]], i8** %loc
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%ptr.inc.lcssa = phi i8* [ %ptr.inc, %while.body.i ]
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store i8* %ptr.inc.lcssa, i8** %loc
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ret void
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}
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