diff options
author | Mehdi Amini <mehdi.amini@apple.com> | 2016-05-14 05:16:41 +0000 |
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committer | Mehdi Amini <mehdi.amini@apple.com> | 2016-05-14 05:16:41 +0000 |
commit | b01d46ba1cdbe2a03b80efbdbbcf75f8b29cc7a1 (patch) | |
tree | a45598af9b49800c545385a9f3531341410249db | |
parent | 9695fb5b85de4bbe6078aef14a65009f07820b38 (diff) |
Add testing in llvm-lto for ThinLTO caching.
Trying to improve code coverage for `make check`
From: mehdi_amini <mehdi_amini@91177308-0d34-0410-b5e6-96231b3b80d8>
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@269545 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r-- | test/ThinLTO/X86/Inputs/cache.ll | 11 | ||||
-rw-r--r-- | test/ThinLTO/X86/cache.ll | 16 | ||||
-rw-r--r-- | tools/llvm-lto/llvm-lto.cpp | 4 |
3 files changed, 31 insertions, 0 deletions
diff --git a/test/ThinLTO/X86/Inputs/cache.ll b/test/ThinLTO/X86/Inputs/cache.ll new file mode 100644 index 00000000000..aab44cb80c7 --- /dev/null +++ b/test/ThinLTO/X86/Inputs/cache.ll @@ -0,0 +1,11 @@ +target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" +target triple = "x86_64-apple-macosx10.11.0" + + +define i32 @main() { +entry: + call void (...) @globalfunc() + ret i32 0 +} + +declare void @globalfunc(...) diff --git a/test/ThinLTO/X86/cache.ll b/test/ThinLTO/X86/cache.ll new file mode 100644 index 00000000000..6254abe0a93 --- /dev/null +++ b/test/ThinLTO/X86/cache.ll @@ -0,0 +1,16 @@ +; RUN: opt -module-summary %s -o %t.bc +; RUN: opt -module-summary %p/Inputs/funcimport.ll -o %t2.bc + +; Verify that enabling caching is working +; RUN: rm -Rf %t.cache && mkdir %t.cache +; RUN: llvm-lto -thinlto-action=run -exported-symbol=globalfunc %t2.bc %t.bc -thinlto-cache-dir %t.cache +; RUN: ls %t.cache/llvmcache.timestamp +; RUN: ls %t.cache | count 3 + +target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" +target triple = "x86_64-apple-macosx10.11.0" + +define void @globalfunc() #0 { +entry: + ret void +} diff --git a/tools/llvm-lto/llvm-lto.cpp b/tools/llvm-lto/llvm-lto.cpp index 655e8c8379e..51767977dd0 100644 --- a/tools/llvm-lto/llvm-lto.cpp +++ b/tools/llvm-lto/llvm-lto.cpp @@ -109,6 +109,9 @@ static cl::opt<std::string> ThinLTOModuleId( cl::desc("For the module ID for the file to process, useful to " "match what is in the index.")); +static cl::opt<std::string> + ThinLTOCacheDir("thinlto-cache-dir", cl::desc("Enable ThinLTO caching.")); + static cl::opt<bool> SaveModuleFile("save-merged-module", cl::init(false), cl::desc("Write merged LTO module to file before CodeGen")); @@ -350,6 +353,7 @@ public: ThinLTOProcessing(const TargetOptions &Options) { ThinGenerator.setCodePICModel(RelocModel); ThinGenerator.setTargetOptions(Options); + ThinGenerator.setCacheDir(ThinLTOCacheDir); // Add all the exported symbols to the table of symbols to preserve. for (unsigned i = 0; i < ExportedSymbols.size(); ++i) |