diff options
| author | David Greene <greened@obbligato.org> | 2011-07-29 19:07:12 +0000 |
|---|---|---|
| committer | David Greene <greened@obbligato.org> | 2011-07-29 19:07:12 +0000 |
| commit | a44263c0cc9e279b4f250cb39886312bff166dff (patch) | |
| tree | 2d82b64e1d9336170711771a3d187c4ed1aca7bc | |
| parent | dc7b96e909ec5fb8f49f900936356cc2f2e478aa (diff) | |
| download | bcm5719-llvm-a44263c0cc9e279b4f250cb39886312bff166dff.tar.gz bcm5719-llvm-a44263c0cc9e279b4f250cb39886312bff166dff.zip | |
[AVX] Make IntInit Unique
Use a DenseMap to make sure only one IntInit of any value exists.
llvm-svn: 136490
| -rw-r--r-- | llvm/utils/TableGen/Record.cpp | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/llvm/utils/TableGen/Record.cpp b/llvm/utils/TableGen/Record.cpp index 77c0d1a491d..54edfe5ea8f 100644 --- a/llvm/utils/TableGen/Record.cpp +++ b/llvm/utils/TableGen/Record.cpp @@ -539,7 +539,12 @@ const Init *BitsInit::resolveReferences(Record &R, const RecordVal *RV) const { } const IntInit *IntInit::get(int64_t V) { - return new IntInit(V); + typedef DenseMap<int64_t, IntInit *> Pool; + static Pool ThePool; + + IntInit *&I = ThePool[V]; + if (!I) I = new IntInit(V); + return I; } std::string IntInit::getAsString() const { |
