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| author | Michael Gottesman <mgottesman@apple.com> | 2013-02-05 06:53:26 +0000 |
|---|---|---|
| committer | Michael Gottesman <mgottesman@apple.com> | 2013-02-05 06:53:26 +0000 |
| commit | e1b6b5290373073c95f6865ceaf76fa7848ecf44 (patch) | |
| tree | 7db83ccc7524db4ca00d5b65b6037a5a10fd929a /test/Transforms | |
| parent | 429f7ef0c116c0504052b9a6655ef4d973177e9d (diff) | |
| download | external_llvm-e1b6b5290373073c95f6865ceaf76fa7848ecf44.zip external_llvm-e1b6b5290373073c95f6865ceaf76fa7848ecf44.tar.gz external_llvm-e1b6b5290373073c95f6865ceaf76fa7848ecf44.tar.bz2 | |
Add code to GlobalVariable.h so that global variables marked as
externally_initialized return false for hasDefiniteInitializer and
hasUniqueInitializer.
rdar://12580965.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174345 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Transforms')
| -rw-r--r-- | test/Transforms/GlobalOpt/externally-initialized-global-ctr.ll | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/test/Transforms/GlobalOpt/externally-initialized-global-ctr.ll b/test/Transforms/GlobalOpt/externally-initialized-global-ctr.ll new file mode 100644 index 0000000..f447fe6 --- /dev/null +++ b/test/Transforms/GlobalOpt/externally-initialized-global-ctr.ll @@ -0,0 +1,35 @@ +; RUN: opt < %s -globalopt -S | FileCheck %s +; rdar://12580965. +; ObjC++ test case. + +%struct.ButtonInitData = type { i8* } + +@_ZL14buttonInitData = internal global [1 x %struct.ButtonInitData] zeroinitializer, align 4 + +@"\01L_OBJC_METH_VAR_NAME_40" = internal global [7 x i8] c"print:\00", section "__TEXT,__objc_methname,cstring_literals", align 1 +@"\01L_OBJC_SELECTOR_REFERENCES_41" = internal externally_initialized global i8* getelementptr inbounds ([7 x i8]* @"\01L_OBJC_METH_VAR_NAME_40", i32 0, i32 0), section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip" + +@llvm.global_ctors = appending global [1 x { i32, void ()* }] [{ i32, void ()* } { i32 65535, void ()* @_GLOBAL__I_a }] +@llvm.used = appending global [2 x i8*] [i8* getelementptr inbounds ([7 x i8]* @"\01L_OBJC_METH_VAR_NAME_40", i32 0, i32 0), i8* bitcast (i8** @"\01L_OBJC_SELECTOR_REFERENCES_41" to i8*)] + +define internal void @__cxx_global_var_init() section "__TEXT,__StaticInit,regular,pure_instructions" { + %1 = load i8** @"\01L_OBJC_SELECTOR_REFERENCES_41", !invariant.load !2009 + store i8* %1, i8** getelementptr inbounds ([1 x %struct.ButtonInitData]* @_ZL14buttonInitData, i32 0, i32 0, i32 0), align 4 + ret void +} + +define internal void @_GLOBAL__I_a() section "__TEXT,__StaticInit,regular,pure_instructions" { + call void @__cxx_global_var_init() + ret void +} + +declare void @test(i8*) + +define void @print() { +; CHECK: %1 = load i8** getelementptr inbounds ([1 x %struct.ButtonInitData]* @_ZL14buttonInitData, i32 0, i32 0, i32 0), align 4 + %1 = load i8** getelementptr inbounds ([1 x %struct.ButtonInitData]* @_ZL14buttonInitData, i32 0, i32 0, i32 0), align 4 + call void @test(i8* %1) + ret void +} + +!2009 = metadata !{}
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