diff options
Diffstat (limited to 'llvm/test/ThinLTO/X86/referenced_by_constant.ll')
| -rw-r--r-- | llvm/test/ThinLTO/X86/referenced_by_constant.ll | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/llvm/test/ThinLTO/X86/referenced_by_constant.ll b/llvm/test/ThinLTO/X86/referenced_by_constant.ll index 6c3112a40fe..ac72edd5970 100644 --- a/llvm/test/ThinLTO/X86/referenced_by_constant.ll +++ b/llvm/test/ThinLTO/X86/referenced_by_constant.ll @@ -3,11 +3,23 @@ ; RUN: opt -module-summary %p/Inputs/referenced_by_constant.ll -o %t2.bc ; RUN: llvm-lto -thinlto-action=thinlink -o %t3.bc %t.bc %t2.bc -; Check the import side: we import bar() and @someglobal, but not @referencedbyglobal() +; Check the import side: we currently only import bar() (with a future +; enhancement to identify constants in the summary, we should mark +; @someglobal/@someglobal2 for import as a local copy, which would +; cause @referencedbyglobal and @localreferencedbyglobal to be exported +; and promoted). ; RUN: llvm-lto -thinlto-action=import %t.bc -thinlto-index=%t3.bc -o - | llvm-dis -o - | FileCheck %s --check-prefix=IMPORT -; IMPORT: @someglobal.llvm.0 = +; IMPORT: @someglobal.llvm.0 = external hidden unnamed_addr constant +; IMPORT: @someglobal2.llvm.0 = external hidden unnamed_addr constant ; IMPORT: define available_externally void @bar() -; IMPORT: declare void @referencedbyglobal() + +; Check the export side: we currently only export bar(), which causes +; @someglobal and @someglobal2 to be promoted (see above). +; RUN: llvm-lto -thinlto-action=promote %t2.bc -thinlto-index=%t3.bc -o - | llvm-dis -o - | FileCheck %s --check-prefix=EXPORT +; EXPORT: @someglobal.llvm.0 = hidden unnamed_addr constant +; EXPORT: @someglobal2.llvm.0 = hidden unnamed_addr constant +; EXPORT: define void @referencedbyglobal() +; EXPORT: define internal void @localreferencedbyglobal() target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" target triple = "x86_64-apple-macosx10.11.0" @@ -18,4 +30,3 @@ define void @foo() { call void @bar() ret void } - |
