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14 lines
384 B
LLVM
14 lines
384 B
LLVM
; RUN: llvm-as < %s | opt -load-vn -gcse -instcombine | \
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; RUN: llvm-dis | not grep load
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@X = constant [2 x i32] [i32 4, i32 5]
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define i32 @test(i32* %Y, i64 %idx) {
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%P = getelementptr [2 x i32]* @X, i64 0, i64 %idx
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%A = load i32* %P ; Load from invariant memory
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store i32 4, i32* %Y ; Store could not be to @X
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%B = load i32* %P
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%C = sub i32 %A, %B
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ret i32 %C
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}
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