mirror of
https://github.com/c64scene-ar/llvm-6502.git
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c1be92f3bb
does normal initialization and normal chaining. Change the default AliasAnalysis implementation to NoAlias. Update StandardCompileOpts.h and friends to explicitly request BasicAliasAnalysis. Update tests to explicitly request -basicaa. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116720 91177308-0d34-0410-b5e6-96231b3b80d8
23 lines
443 B
LLVM
23 lines
443 B
LLVM
; RUN: opt < %s -basicaa -sink -S | FileCheck %s
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@A = external global i32
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@B = external global i32
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; Sink should sink the load past the store (which doesn't overlap) into
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; the block that uses it.
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; CHECK: @foo
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; CHECK: true:
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; CHECK-NEXT: %l = load i32* @A
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; CHECK-NEXT: ret i32 %l
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define i32 @foo(i1 %z) {
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%l = load i32* @A
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store i32 0, i32* @B
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br i1 %z, label %true, label %false
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true:
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ret i32 %l
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false:
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ret i32 0
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}
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