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| author | Craig Topper <craig.topper@sifive.com> | 2023-04-18 00:16:36 -0700 |
|---|---|---|
| committer | Craig Topper <craig.topper@sifive.com> | 2023-04-18 00:31:38 -0700 |
| commit | c446f2dbab1904e22a3c5cdff5513a5c6e39c25c (patch) | |
| tree | 1632ff707de909a61b33d08b6881ff44225fa6bd /llvm/utils/TableGen/CodeGenDAGPatterns.cpp | |
| parent | e4dd1d033063c8a669c7e77d9d7f88c1d3058e88 (diff) | |
| download | llvm-c446f2dbab1904e22a3c5cdff5513a5c6e39c25c.zip llvm-c446f2dbab1904e22a3c5cdff5513a5c6e39c25c.tar.gz llvm-c446f2dbab1904e22a3c5cdff5513a5c6e39c25c.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 46892ad..8bc4203 100644 --- a/llvm/utils/TableGen/CodeGenDAGPatterns.cpp +++ b/llvm/utils/TableGen/CodeGenDAGPatterns.cpp @@ -4516,6 +4516,7 @@ static void CombineChildVariants( #endif // Create the variant and add it to the output list. std::vector<TreePatternNodePtr> NewChildren; + NewChildren.reserve(ChildVariants.size()); for (unsigned i = 0, e = ChildVariants.size(); i != e; ++i) NewChildren.push_back(ChildVariants[i][Idxs[i]]); TreePatternNodePtr R = makeIntrusiveRefCnt<TreePatternNode>( |