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https://github.com/c64scene-ar/llvm-6502.git
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43b40035ba
Fix syntax of tests to ensure grep pattern is properly quoted. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36134 91177308-0d34-0410-b5e6-96231b3b80d8
25 lines
756 B
LLVM
25 lines
756 B
LLVM
; The induction variable canonicalization pass shouldn't leave dead
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; instructions laying around!
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;
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; RUN: llvm-upgrade < %s | llvm-as | opt -indvars | llvm-dis | \
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; RUN: not grep {#uses=0}
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int %mul(int %x, int %y) {
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entry:
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br label %tailrecurse
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tailrecurse: ; preds = %entry, %endif
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%accumulator.tr = phi int [ %x, %entry ], [ %tmp.9, %endif ] ; <int> [#uses=2]
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%y.tr = phi int [ %y, %entry ], [ %tmp.8, %endif ] ; <int> [#uses=2]
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%tmp.1 = seteq int %y.tr, 0 ; <bool> [#uses=1]
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br bool %tmp.1, label %return, label %endif
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endif: ; preds = %tailrecurse
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%tmp.8 = add int %y.tr, -1 ; <int> [#uses=1]
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%tmp.9 = add int %accumulator.tr, %x ; <int> [#uses=1]
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br label %tailrecurse
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return: ; preds = %tailrecurse
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ret int %accumulator.tr
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}
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