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| author | Jonathan Roelofs <jonathan@codesourcery.com> | 2014-10-03 21:57:44 +0000 |
|---|---|---|
| committer | Jonathan Roelofs <jonathan@codesourcery.com> | 2014-10-03 21:57:44 +0000 |
| commit | b140a100a0479f9dfcb45c523f22dd64c41b68f0 (patch) | |
| tree | 5c28a4c9a18528cf4ae78ca8a1a803d21fceeef8 /clang/lib/CodeGen/BackendUtil.cpp | |
| parent | 0820e13e2a2676fd61500ec3cbe0a2c3d1902c43 (diff) | |
| download | bcm5719-llvm-b140a100a0479f9dfcb45c523f22dd64c41b68f0.tar.gz bcm5719-llvm-b140a100a0479f9dfcb45c523f22dd64c41b68f0.zip | |
CFE Knob for: Add a thread-model knob for lowering atomics on baremetal & single threaded systems
http://reviews.llvm.org/D4985
llvm-svn: 219027
Diffstat (limited to 'clang/lib/CodeGen/BackendUtil.cpp')
| -rw-r--r-- | clang/lib/CodeGen/BackendUtil.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/clang/lib/CodeGen/BackendUtil.cpp b/clang/lib/CodeGen/BackendUtil.cpp index e28f504020e..6db952613d2 100644 --- a/clang/lib/CodeGen/BackendUtil.cpp +++ b/clang/lib/CodeGen/BackendUtil.cpp @@ -425,6 +425,11 @@ TargetMachine *EmitAssemblyHelper::CreateTargetMachine(bool MustCreateTM) { llvm::TargetOptions Options; + Options.ThreadModel = + llvm::StringSwitch<llvm::ThreadModel::Model>(CodeGenOpts.ThreadModel) + .Case("posix", llvm::ThreadModel::POSIX) + .Case("single", llvm::ThreadModel::Single); + if (CodeGenOpts.DisableIntegratedAS) Options.DisableIntegratedAS = true; |
