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18 lines
436 B
LLVM
18 lines
436 B
LLVM
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; Check that variable strides are reduced to adds instead of multiplies.
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; RUN: llvm-as < %s | opt -loop-reduce | llvm-dis | not grep 'mul'
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declare bool %pred(int)
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void %test([10000 x int]* %P, int %STRIDE) {
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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 = mul int %INDVAR, %STRIDE
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%cond = call bool %pred(int %Idx)
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%INDVAR2 = add int %INDVAR, 1
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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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