diff options
Diffstat (limited to 'llvm/lib/Target/Mips')
| -rw-r--r-- | llvm/lib/Target/Mips/MipsISelLowering.cpp | 44 | ||||
| -rw-r--r-- | llvm/lib/Target/Mips/MipsISelLowering.h | 2 |
2 files changed, 46 insertions, 0 deletions
diff --git a/llvm/lib/Target/Mips/MipsISelLowering.cpp b/llvm/lib/Target/Mips/MipsISelLowering.cpp index 34eb4a609e6..3fad6eec926 100644 --- a/llvm/lib/Target/Mips/MipsISelLowering.cpp +++ b/llvm/lib/Target/Mips/MipsISelLowering.cpp @@ -50,6 +50,13 @@ static cl::opt<bool> LargeGOT("mxgot", cl::Hidden, cl::desc("MIPS: Enable GOT larger than 64k."), cl::init(false)); +static cl::opt<bool> +Mips16HardFloat("mips16-hard-float", cl::NotHidden, + cl::desc("MIPS: mips16 hard float enable."), + cl::init(false)); + + + static const uint16_t O32IntRegs[4] = { Mips::A0, Mips::A1, Mips::A2, Mips::A3 }; @@ -198,6 +205,41 @@ const char *MipsTargetLowering::getTargetNodeName(unsigned Opcode) const { } } +void MipsTargetLowering::setMips16HardFloatLibCalls() { + setLibcallName(RTLIB::ADD_F32, "__mips16_addsf3"); + setLibcallName(RTLIB::ADD_F64, "__mips16_adddf3"); + setLibcallName(RTLIB::SUB_F32, "__mips16_subsf3"); + setLibcallName(RTLIB::SUB_F64, "__mips16_subdf3"); + setLibcallName(RTLIB::MUL_F32, "__mips16_mulsf3"); + setLibcallName(RTLIB::MUL_F64, "__mips16_muldf3"); + setLibcallName(RTLIB::DIV_F32, "__mips16_divsf3"); + setLibcallName(RTLIB::DIV_F64, "__mips16_divdf3"); + setLibcallName(RTLIB::FPEXT_F32_F64, "__mips16_extendsfdf2"); + setLibcallName(RTLIB::FPROUND_F64_F32, "__mips16_truncdfsf2"); + setLibcallName(RTLIB::FPTOSINT_F32_I32, "__mips16_fix_truncsfsi"); + setLibcallName(RTLIB::FPTOSINT_F64_I32, "__mips16_fix_truncdfsi"); + setLibcallName(RTLIB::SINTTOFP_I32_F32, "__mips16_floatsisf"); + setLibcallName(RTLIB::SINTTOFP_I32_F64, "__mips16_floatsidf"); + setLibcallName(RTLIB::UINTTOFP_I32_F32, "__mips16_floatunsisf"); + setLibcallName(RTLIB::UINTTOFP_I32_F64, "__mips16_floatunsidf"); + setLibcallName(RTLIB::OEQ_F32, "__mips16_eqsf2"); + setLibcallName(RTLIB::OEQ_F64, "__mips16_eqdf2"); + setLibcallName(RTLIB::UNE_F32, "__mips16_nesf2"); + setLibcallName(RTLIB::UNE_F64, "__mips16_nedf2"); + setLibcallName(RTLIB::OGE_F32, "__mips16_gesf2"); + setLibcallName(RTLIB::OGE_F64, "__mips16_gedf2"); + setLibcallName(RTLIB::OLT_F32, "__mips16_ltsf2"); + setLibcallName(RTLIB::OLT_F64, "__mips16_ltdf2"); + setLibcallName(RTLIB::OLE_F32, "__mips16_lesf2"); + setLibcallName(RTLIB::OLE_F64, "__mips16_ledf2"); + setLibcallName(RTLIB::OGT_F32, "__mips16_gtsf2"); + setLibcallName(RTLIB::OGT_F64, "__mips16_gtdf2"); + setLibcallName(RTLIB::UO_F32, "__mips16_unordsf2"); + setLibcallName(RTLIB::UO_F64, "__mips16_unorddf2"); + setLibcallName(RTLIB::O_F32, "__mips16_unordsf2"); + setLibcallName(RTLIB::O_F64, "__mips16_unorddf2"); +} + MipsTargetLowering:: MipsTargetLowering(MipsTargetMachine &TM) : TargetLowering(TM, new MipsTargetObjectFile()), @@ -218,6 +260,8 @@ MipsTargetLowering(MipsTargetMachine &TM) if (Subtarget->inMips16Mode()) { addRegisterClass(MVT::i32, &Mips::CPU16RegsRegClass); + if (Mips16HardFloat) + setMips16HardFloatLibCalls(); } if (Subtarget->hasDSP()) { diff --git a/llvm/lib/Target/Mips/MipsISelLowering.h b/llvm/lib/Target/Mips/MipsISelLowering.h index ff25df94e38..c4b38c66ee2 100644 --- a/llvm/lib/Target/Mips/MipsISelLowering.h +++ b/llvm/lib/Target/Mips/MipsISelLowering.h @@ -174,6 +174,8 @@ namespace llvm { virtual SDValue PerformDAGCombine(SDNode *N, DAGCombinerInfo &DCI) const; private: + void setMips16HardFloatLibCalls(); + /// ByValArgInfo - Byval argument information. struct ByValArgInfo { unsigned FirstIdx; // Index of the first register used. |
