diff options
| author | Derek Schuff <dschuff@chromium.org> | 2012-10-01 11:20:30 -0700 |
|---|---|---|
| committer | Derek Schuff <dschuff@chromium.org> | 2012-10-01 11:20:30 -0700 |
| commit | b3423dd295c69f78bd731f1ad65ad90ce3efa36f (patch) | |
| tree | 0e872df2f0333ed1806d9e0a6906b2f5ebd58512 /include/llvm/Transforms/Utils/IntegerDivision.h | |
| parent | a27c28b1427dc2082ab2b31efdbb25f9fde31b61 (diff) | |
| parent | 72f0976c1b91c7ba50dce4d0ad0289dc14d37f81 (diff) | |
Merge commit '72f0976c1b91c7ba50dce4d0ad0289dc14d37f81'
Conflicts:
lib/Target/ARM/ARMISelDAGToDAG.cpp
lib/Target/Mips/MipsISelLowering.cpp
lib/Target/Mips/MipsSubtarget.cpp
Diffstat (limited to 'include/llvm/Transforms/Utils/IntegerDivision.h')
| -rw-r--r-- | include/llvm/Transforms/Utils/IntegerDivision.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/llvm/Transforms/Utils/IntegerDivision.h b/include/llvm/Transforms/Utils/IntegerDivision.h index 8d3f53e6f9..cecc8075de 100644 --- a/include/llvm/Transforms/Utils/IntegerDivision.h +++ b/include/llvm/Transforms/Utils/IntegerDivision.h @@ -23,6 +23,16 @@ namespace llvm { namespace llvm { + /// Generate code to calculate the remainder of two integers, replacing Rem + /// with the generated code. This currently generates code using the udiv + /// expansion, but future work includes generating more specialized code, + /// e.g. when more information about the operands are known. Currently only + /// implements 32bit scalar division (due to udiv's limitation), but future + /// work is removing this limitation. + /// + /// @brief Replace Rem with generated code. + bool expandRemainder(BinaryOperator *Rem); + /// Generate code to divide two integers, replacing Div with the generated /// code. This currently generates code similarly to compiler-rt's /// implementations, but future work includes generating more specialized code |