diff options
Diffstat (limited to 'llvm')
| -rw-r--r-- | llvm/lib/Target/Mips/MipsISelLowering.cpp | 73 | ||||
| -rw-r--r-- | llvm/lib/Target/Mips/MipsISelLowering.h | 1 |
2 files changed, 40 insertions, 34 deletions
diff --git a/llvm/lib/Target/Mips/MipsISelLowering.cpp b/llvm/lib/Target/Mips/MipsISelLowering.cpp index 0b534859167..96f26ba3bf1 100644 --- a/llvm/lib/Target/Mips/MipsISelLowering.cpp +++ b/llvm/lib/Target/Mips/MipsISelLowering.cpp @@ -74,20 +74,21 @@ MipsTargetLowering(MipsTargetMachine &TM): TargetLowering(TM) } else addRegisterClass(MVT::f32, Mips::FGR32RegisterClass); - // Custom - setOperationAction(ISD::GlobalAddress, MVT::i32, Custom); - setOperationAction(ISD::GlobalTLSAddress, MVT::i32, Custom); - setOperationAction(ISD::RET, MVT::Other, Custom); - setOperationAction(ISD::JumpTable, MVT::i32, Custom); - setOperationAction(ISD::SELECT_CC, MVT::i32, Custom); - setOperationAction(ISD::SELECT_CC, MVT::f32, Custom); - // Load extented operations for i1 types must be promoted setLoadXAction(ISD::EXTLOAD, MVT::i1, Promote); setLoadXAction(ISD::ZEXTLOAD, MVT::i1, Promote); setLoadXAction(ISD::SEXTLOAD, MVT::i1, Promote); - // Mips does not have these NodeTypes below. + // Mips Custom Operations + setOperationAction(ISD::GlobalAddress, MVT::i32, Custom); + setOperationAction(ISD::GlobalTLSAddress, MVT::i32, Custom); + setOperationAction(ISD::RET, MVT::Other, Custom); + setOperationAction(ISD::JumpTable, MVT::i32, Custom); + setOperationAction(ISD::ConstantPool, MVT::f32, Custom); + setOperationAction(ISD::SELECT_CC, MVT::i32, Custom); + setOperationAction(ISD::SELECT_CC, MVT::f32, Custom); + + // Operations not directly supported by Mips. setConvertAction(MVT::f64, MVT::f32, Expand); setOperationAction(ISD::BR_JT, MVT::Other, Expand); @@ -97,39 +98,35 @@ MipsTargetLowering(MipsTargetMachine &TM): TargetLowering(TM) setOperationAction(ISD::UINT_TO_FP, MVT::i32, Expand); setOperationAction(ISD::FP_TO_UINT, MVT::i32, Expand); setOperationAction(ISD::SIGN_EXTEND_INREG, MVT::i1, Expand); + setOperationAction(ISD::CTPOP, MVT::i32, Expand); + setOperationAction(ISD::CTTZ, MVT::i32, Expand); + setOperationAction(ISD::CTLZ, MVT::i32, Expand); + setOperationAction(ISD::ROTL, MVT::i32, Expand); + setOperationAction(ISD::ROTR, MVT::i32, Expand); + setOperationAction(ISD::BSWAP, MVT::i32, Expand); + setOperationAction(ISD::SHL_PARTS, MVT::i32, Expand); + setOperationAction(ISD::SRA_PARTS, MVT::i32, Expand); + setOperationAction(ISD::SRL_PARTS, MVT::i32, Expand); + + // We don't have line number support yet. + setOperationAction(ISD::DBG_STOPPOINT, MVT::Other, Expand); + setOperationAction(ISD::DEBUG_LOC, MVT::Other, Expand); + setOperationAction(ISD::DBG_LABEL, MVT::Other, Expand); + setOperationAction(ISD::EH_LABEL, MVT::Other, Expand); + + // Use the default for now + setOperationAction(ISD::STACKSAVE, MVT::Other, Expand); + setOperationAction(ISD::STACKRESTORE, MVT::Other, Expand); + setOperationAction(ISD::MEMBARRIER, MVT::Other, Expand); if (Subtarget->isSingleFloat()) setOperationAction(ISD::SELECT_CC, MVT::f64, Expand); if (!Subtarget->isAllegrex()) { - setOperationAction(ISD::SIGN_EXTEND_INREG, MVT::i8, Expand); + setOperationAction(ISD::SIGN_EXTEND_INREG, MVT::i8, Expand); setOperationAction(ISD::SIGN_EXTEND_INREG, MVT::i16, Expand); } - // Mips not supported intrinsics. - setOperationAction(ISD::MEMBARRIER, MVT::Other, Expand); - - setOperationAction(ISD::CTPOP, MVT::i32, Expand); - setOperationAction(ISD::CTTZ , MVT::i32, Expand); - setOperationAction(ISD::CTLZ , MVT::i32, Expand); - setOperationAction(ISD::ROTL , MVT::i32, Expand); - setOperationAction(ISD::ROTR , MVT::i32, Expand); - setOperationAction(ISD::BSWAP, MVT::i32, Expand); - - setOperationAction(ISD::SHL_PARTS, MVT::i32, Expand); - setOperationAction(ISD::SRA_PARTS, MVT::i32, Expand); - setOperationAction(ISD::SRL_PARTS, MVT::i32, Expand); - - // We don't have line number support yet. - setOperationAction(ISD::DBG_STOPPOINT, MVT::Other, Expand); - setOperationAction(ISD::DEBUG_LOC, MVT::Other, Expand); - setOperationAction(ISD::DBG_LABEL, MVT::Other, Expand); - setOperationAction(ISD::EH_LABEL, MVT::Other, Expand); - - // Use the default for now - setOperationAction(ISD::STACKSAVE, MVT::Other, Expand); - setOperationAction(ISD::STACKRESTORE, MVT::Other, Expand); - setStackPointerRegisterToSaveRestore(Mips::SP); computeRegisterProperties(); } @@ -151,6 +148,7 @@ LowerOperation(SDOperand Op, SelectionDAG &DAG) case ISD::GlobalAddress: return LowerGlobalAddress(Op, DAG); case ISD::GlobalTLSAddress: return LowerGlobalTLSAddress(Op, DAG); case ISD::JumpTable: return LowerJumpTable(Op, DAG); + case ISD::ConstantPool: return LowerConstantPool(Op, DAG); case ISD::SELECT_CC: return LowerSELECT_CC(Op, DAG); } return SDOperand(); @@ -313,6 +311,13 @@ LowerJumpTable(SDOperand Op, SelectionDAG &DAG) return ResNode; } +SDOperand MipsTargetLowering:: +LowerConstantPool(SDOperand Op, SelectionDAG &DAG) +{ + assert(0 && "ConstantPool not implemented for MIPS."); + return SDOperand(); // Not reached +} + //===----------------------------------------------------------------------===// // Calling Convention Implementation // diff --git a/llvm/lib/Target/Mips/MipsISelLowering.h b/llvm/lib/Target/Mips/MipsISelLowering.h index bd4b004a5cc..85a84228718 100644 --- a/llvm/lib/Target/Mips/MipsISelLowering.h +++ b/llvm/lib/Target/Mips/MipsISelLowering.h @@ -92,6 +92,7 @@ namespace llvm { SDOperand LowerGlobalAddress(SDOperand Op, SelectionDAG &DAG); SDOperand LowerGlobalTLSAddress(SDOperand Op, SelectionDAG &DAG); SDOperand LowerJumpTable(SDOperand Op, SelectionDAG &DAG); + SDOperand LowerConstantPool(SDOperand Op, SelectionDAG &DAG); SDOperand LowerSELECT_CC(SDOperand Op, SelectionDAG &DAG); virtual MachineBasicBlock *EmitInstrWithCustomInserter(MachineInstr *MI, |
