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1ad2cb7555
load elimination code from RedundantLoadElimination. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40469 91177308-0d34-0410-b5e6-96231b3b80d8
13 lines
369 B
LLVM
13 lines
369 B
LLVM
; RUN: llvm-as < %s | opt -gvn | llvm-dis | not grep DEADLOAD
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; RUN: llvm-as < %s | opt -gvn | llvm-dis | not grep DEADGEP
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define i32 @main(i32** %p) {
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block1:
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%z1 = load i32** %p
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%z2 = getelementptr i32* %z1, i32 0
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%z3 = load i32* %z2
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%DEADLOAD = load i32** %p
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%DEADGEP = getelementptr i32* %DEADLOAD, i32 0
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%DEADLOAD2 = load i32* %DEADGEP
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ret i32 %DEADLOAD2
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} |