diff options
Diffstat (limited to 'contrib/llvm-project/llvm/lib/Target/RISCV/RISCVISelLowering.cpp')
| -rw-r--r-- | contrib/llvm-project/llvm/lib/Target/RISCV/RISCVISelLowering.cpp | 27 |
1 files changed, 21 insertions, 6 deletions
diff --git a/contrib/llvm-project/llvm/lib/Target/RISCV/RISCVISelLowering.cpp b/contrib/llvm-project/llvm/lib/Target/RISCV/RISCVISelLowering.cpp index 91fc69b5bc10..03d9eefd59d0 100644 --- a/contrib/llvm-project/llvm/lib/Target/RISCV/RISCVISelLowering.cpp +++ b/contrib/llvm-project/llvm/lib/Target/RISCV/RISCVISelLowering.cpp @@ -149,12 +149,27 @@ RISCVTargetLowering::RISCVTargetLowering(const TargetMachine &TM, setOperationAction(ISD::SRL_PARTS, XLenVT, Custom); setOperationAction(ISD::SRA_PARTS, XLenVT, Custom); - setOperationAction(ISD::ROTL, XLenVT, Expand); - setOperationAction(ISD::ROTR, XLenVT, Expand); - setOperationAction(ISD::BSWAP, XLenVT, Expand); - setOperationAction(ISD::CTTZ, XLenVT, Expand); - setOperationAction(ISD::CTLZ, XLenVT, Expand); - setOperationAction(ISD::CTPOP, XLenVT, Expand); + if (!(Subtarget.hasStdExtZbb() || Subtarget.hasStdExtZbp())) { + setOperationAction(ISD::ROTL, XLenVT, Expand); + setOperationAction(ISD::ROTR, XLenVT, Expand); + } + + if (!Subtarget.hasStdExtZbp()) + setOperationAction(ISD::BSWAP, XLenVT, Expand); + + if (!Subtarget.hasStdExtZbb()) { + setOperationAction(ISD::CTTZ, XLenVT, Expand); + setOperationAction(ISD::CTLZ, XLenVT, Expand); + setOperationAction(ISD::CTPOP, XLenVT, Expand); + } + + if (Subtarget.hasStdExtZbp()) + setOperationAction(ISD::BITREVERSE, XLenVT, Legal); + + if (Subtarget.hasStdExtZbt()) { + setOperationAction(ISD::FSHL, XLenVT, Legal); + setOperationAction(ISD::FSHR, XLenVT, Legal); + } ISD::CondCode FPCCToExtend[] = { ISD::SETOGT, ISD::SETOGE, ISD::SETONE, ISD::SETUEQ, ISD::SETUGT, |