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author | Sanjoy Das <sanjoy@playingwithpointers.com> | 2016-01-20 19:50:25 +0000 |
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committer | Sanjoy Das <sanjoy@playingwithpointers.com> | 2016-01-20 19:50:25 +0000 |
commit | e6a9ed76ea485d664091c9e0c27c0d7186cbfd1d (patch) | |
tree | 9f79e01b7b8ece59d4c05b361449ed56bd5bbcbb /lib/IR/LLVMContext.cpp | |
parent | 8ae8a5ef79f0a36c78909fd6afd941b5adb88900 (diff) |
Add a "gc-transition" operand bundle
Summary:
This adds a new kind of operand bundle to LLVM denoted by the
`"gc-transition"` tag. Inputs to `"gc-transition"` operand bundle are
lowered into the "transition args" section of `gc.statepoint` by
`RewriteStatepointsForGC`.
This removes the last bit of functionality that was unsupported in the
deopt bundle based code path in `RewriteStatepointsForGC`.
Reviewers: pgavlin, JosephTremoulet, reames
Subscribers: sanjoy, mcrosier, llvm-commits
Differential Revision: http://reviews.llvm.org/D16342
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@258338 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/IR/LLVMContext.cpp')
-rw-r--r-- | lib/IR/LLVMContext.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/IR/LLVMContext.cpp b/lib/IR/LLVMContext.cpp index 48b53b0f532..5e6fe69af97 100644 --- a/lib/IR/LLVMContext.cpp +++ b/lib/IR/LLVMContext.cpp @@ -137,6 +137,11 @@ LLVMContext::LLVMContext() : pImpl(new LLVMContextImpl(*this)) { assert(FuncletEntry->second == LLVMContext::OB_funclet && "funclet operand bundle id drifted!"); (void)FuncletEntry; + + auto *GCTransitionEntry = pImpl->getOrInsertBundleTag("gc-transition"); + assert(GCTransitionEntry->second == LLVMContext::OB_gc_transition && + "gc-transition operand bundle id drifted!"); + (void)GCTransitionEntry; } LLVMContext::~LLVMContext() { delete pImpl; } |