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23 lines
579 B
LLVM
23 lines
579 B
LLVM
; Check that this test makes INDVAR and related stuff dead, because P[indvar]
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; gets reduced, making INDVAR dead.
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; RUN: llvm-upgrade < %s | llvm-as | opt -loop-reduce | llvm-dis | not grep INDVAR
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declare bool %pred()
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declare int %getidx()
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void %test([10000 x int]* %P) {
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br label %Loop
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Loop:
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%INDVAR = phi int [0, %0], [%INDVAR2, %Loop]
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%idx = call int %getidx()
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%STRRED = getelementptr [10000 x int]* %P, int %INDVAR, int %idx
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store int 0, int* %STRRED
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%INDVAR2 = add int %INDVAR, 1
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%cond = call bool %pred()
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br bool %cond, label %Loop, label %Out
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Out:
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ret void
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}
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