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21a70bf4a5
the phikill flag. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@131717 91177308-0d34-0410-b5e6-96231b3b80d8
32 lines
1.3 KiB
LLVM
32 lines
1.3 KiB
LLVM
; RUN: llc < %s -verify-coalescing
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target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
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target triple = "x86_64-apple-macosx10.7.0"
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define void @Quicksort(i32* %a, i32 %l, i32 %r) nounwind ssp {
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entry:
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br label %tailrecurse
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tailrecurse: ; preds = %do.cond, %entry
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%l.tr = phi i32 [ %l, %entry ], [ %i.1, %do.cond ]
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%r.tr = phi i32 [ %r, %entry ], [ %l.tr, %do.cond ]
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%idxprom12 = sext i32 %r.tr to i64
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%arrayidx14 = getelementptr inbounds i32* %a, i64 %idxprom12
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br label %do.body
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do.body: ; preds = %do.cond, %tailrecurse
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%i.0 = phi i32 [ %l.tr, %tailrecurse ], [ %i.1, %do.cond ]
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%add7 = add nsw i32 %i.0, 1
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%cmp = icmp sgt i32 %add7, %r.tr
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br i1 %cmp, label %do.cond, label %if.then
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if.then: ; preds = %do.body
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store i32 %add7, i32* %arrayidx14, align 4
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%add16 = add i32 %i.0, 2
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br label %do.cond
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do.cond: ; preds = %do.body, %if.then
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%i.1 = phi i32 [ %add16, %if.then ], [ %add7, %do.body ]
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%cmp19 = icmp sgt i32 %i.1, %r.tr
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br i1 %cmp19, label %tailrecurse, label %do.body
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}
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