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https://github.com/c64scene-ar/llvm-6502.git
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b1e1e82c54
of using llvm-as, now that opt supports this. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81226 91177308-0d34-0410-b5e6-96231b3b80d8
17 lines
486 B
LLVM
17 lines
486 B
LLVM
; Promoting some values allows promotion of other values.
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; RUN: opt %s -mem2reg | llvm-dis | not grep alloca
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define i32 @test2() {
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%result = alloca i32 ; <i32*> [#uses=2]
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%a = alloca i32 ; <i32*> [#uses=2]
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%p = alloca i32* ; <i32**> [#uses=2]
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store i32 0, i32* %a
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store i32* %a, i32** %p
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%tmp.0 = load i32** %p ; <i32*> [#uses=1]
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%tmp.1 = load i32* %tmp.0 ; <i32> [#uses=1]
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store i32 %tmp.1, i32* %result
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%tmp.2 = load i32* %result ; <i32> [#uses=1]
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ret i32 %tmp.2
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}
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