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| author | Craig Topper <craig.topper@sifive.com> | 2022-01-06 08:59:40 +0800 |
|---|---|---|
| committer | Freddy Ye <freddy.ye@intel.com> | 2022-01-06 09:24:35 +0800 |
| commit | 0f5b718030e7112773ff4e88dd026204ba5b2890 (patch) | |
| tree | f370fdd4b92eb18ef97c41b552d54f645d54997a /llvm/lib/LTO/LTOBackend.cpp | |
| parent | 74bb4ad5d4eb08f997a94b92d4e4eb27d48591b2 (diff) | |
| download | llvm-0f5b718030e7112773ff4e88dd026204ba5b2890.zip llvm-0f5b718030e7112773ff4e88dd026204ba5b2890.tar.gz llvm-0f5b718030e7112773ff4e88dd026204ba5b2890.tar.bz2 | |
[LTO][codegen] Add TargetLibraryInfoWrapperPass initially
Many codegen pass require this pass with useful triple info. Legacy pass manager need to
add a TargetLibraryInfo with the module info before run passes. Or the TargetLibraryInfo
will be initialized too conservative.
Reviewed By: pengfei, aeubanks
Differential Revision: https://reviews.llvm.org/D115850
Diffstat (limited to 'llvm/lib/LTO/LTOBackend.cpp')
| -rw-r--r-- | llvm/lib/LTO/LTOBackend.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/llvm/lib/LTO/LTOBackend.cpp b/llvm/lib/LTO/LTOBackend.cpp index 855d0fc..308c602 100644 --- a/llvm/lib/LTO/LTOBackend.cpp +++ b/llvm/lib/LTO/LTOBackend.cpp @@ -415,6 +415,8 @@ static void codegen(const Config &Conf, TargetMachine *TM, TM->Options.ObjectFilenameForDebug = Stream->ObjectPathName; legacy::PassManager CodeGenPasses; + TargetLibraryInfoImpl TLII(Triple(Mod.getTargetTriple())); + CodeGenPasses.add(new TargetLibraryInfoWrapperPass(TLII)); CodeGenPasses.add( createImmutableModuleSummaryIndexWrapperPass(&CombinedIndex)); if (Conf.PreCodeGenPassesHook) |