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| author | Chris Lattner <sabre@nondot.org> | 2005-04-19 01:17:35 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2005-04-19 01:17:35 +0000 |
| commit | 577057faaa714b5edabc6730f4d96a608a8b94c4 (patch) | |
| tree | 59bb8b668beb557c51496b3f96e99548e8e6b6eb /utils/TableGen/Record.cpp | |
| parent | b9266f880a1978e60a0457743d873dd03c3f2034 (diff) | |
| download | external_llvm-577057faaa714b5edabc6730f4d96a608a8b94c4.zip external_llvm-577057faaa714b5edabc6730f4d96a608a8b94c4.tar.gz external_llvm-577057faaa714b5edabc6730f4d96a608a8b94c4.tar.bz2 | |
implementing shifting of literal integers
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21336 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'utils/TableGen/Record.cpp')
| -rw-r--r-- | utils/TableGen/Record.cpp | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/utils/TableGen/Record.cpp b/utils/TableGen/Record.cpp index 8c8e7b9..d2422ff 100644 --- a/utils/TableGen/Record.cpp +++ b/utils/TableGen/Record.cpp @@ -297,6 +297,20 @@ Init *BitsInit::resolveReferences(Record &R) { return this; } +Init *IntInit::getBinaryOp(BinaryOp Op, Init *RHS) { + IntInit *RHSi = dynamic_cast<IntInit*>(RHS); + if (RHSi == 0) return 0; + + int NewValue; + switch (Op) { + case SHL: NewValue = Value << RHSi->getValue(); break; + case SRA: NewValue = Value >> RHSi->getValue(); break; + case SRL: NewValue = (unsigned)Value >> (unsigned)RHSi->getValue(); break; + } + return new IntInit(NewValue); +} + + Init *IntInit::convertInitializerBitRange(const std::vector<unsigned> &Bits) { BitsInit *BI = new BitsInit(Bits.size()); |