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| author | Craig Topper <craig.topper@sifive.com> | 2023-04-11 00:07:57 -0700 |
|---|---|---|
| committer | Craig Topper <craig.topper@sifive.com> | 2023-04-11 00:07:57 -0700 |
| commit | bb2e9f23ca266843d58f71e019be1fe7cae0fea5 (patch) | |
| tree | 23b5aa40a7b0c4db53aa3db0da5ebc9a94a3d57e /llvm/utils/TableGen/CodeGenDAGPatterns.cpp | |
| parent | 65d20e3296909169405f9286d2a2177a42789e06 (diff) | |
| download | llvm-bb2e9f23ca266843d58f71e019be1fe7cae0fea5.zip llvm-bb2e9f23ca266843d58f71e019be1fe7cae0fea5.tar.gz llvm-bb2e9f23ca266843d58f71e019be1fe7cae0fea5.tar.bz2 | |
[TableGen] Call std::vector::reserve to preallocate memory before a loop of push_back. NFC
Diffstat (limited to 'llvm/utils/TableGen/CodeGenDAGPatterns.cpp')
| -rw-r--r-- | llvm/utils/TableGen/CodeGenDAGPatterns.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/llvm/utils/TableGen/CodeGenDAGPatterns.cpp b/llvm/utils/TableGen/CodeGenDAGPatterns.cpp index d4f87d2..3d2883c 100644 --- a/llvm/utils/TableGen/CodeGenDAGPatterns.cpp +++ b/llvm/utils/TableGen/CodeGenDAGPatterns.cpp @@ -2116,6 +2116,7 @@ void TreePatternNode::InlinePatternFragments( do { // Create the variant and add it to the output list. std::vector<TreePatternNodePtr> NewChildren; + NewChildren.reserve(ChildAlternatives.size()); for (unsigned i = 0, e = ChildAlternatives.size(); i != e; ++i) NewChildren.push_back(ChildAlternatives[i][Idxs[i]]); TreePatternNodePtr R = std::make_shared<TreePatternNode>( |