// Subclass of MipsTargetLowering specialized for mips16.
//
//===----------------------------------------------------------------------===//
-#define DEBUG_TYPE "mips-lower"
#include "Mips16ISelLowering.h"
-#include "MipsRegisterInfo.h"
#include "MCTargetDesc/MipsBaseInfo.h"
+#include "Mips16HardFloatInfo.h"
+#include "MipsMachineFunction.h"
+#include "MipsRegisterInfo.h"
+#include "MipsTargetMachine.h"
+#include "llvm/ADT/StringRef.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Target/TargetInstrInfo.h"
-#include <set>
+#include <string>
using namespace llvm;
-static cl::opt<bool>
-Mips16HardFloat("mips16-hard-float", cl::NotHidden,
- cl::desc("MIPS: mips16 hard float enable."),
- cl::init(false));
+#define DEBUG_TYPE "mips-lower"
static cl::opt<bool> DontExpandCondPseudos16(
"mips16-dont-expand-cond-pseudo",
cl::Hidden);
namespace {
- std::set<const char*, MipsTargetLowering::LTStr> NoHelperNeeded;
+struct Mips16Libcall {
+ RTLIB::Libcall Libcall;
+ const char *Name;
+
+ bool operator<(const Mips16Libcall &RHS) const {
+ return std::strcmp(Name, RHS.Name) < 0;
+ }
+};
+
+struct Mips16IntrinsicHelperType{
+ const char* Name;
+ const char* Helper;
+
+ bool operator<(const Mips16IntrinsicHelperType &RHS) const {
+ return std::strcmp(Name, RHS.Name) < 0;
+ }
+ bool operator==(const Mips16IntrinsicHelperType &RHS) const {
+ return std::strcmp(Name, RHS.Name) == 0;
+ }
+};
}
-Mips16TargetLowering::Mips16TargetLowering(MipsTargetMachine &TM)
- : MipsTargetLowering(TM) {
- //
- // set up as if mips32 and then revert so we can test the mechanism
- // for switching
- addRegisterClass(MVT::i32, &Mips::CPURegsRegClass);
- addRegisterClass(MVT::f32, &Mips::FGR32RegClass);
- computeRegisterProperties();
- clearRegisterClasses();
+// Libcalls for which no helper is generated. Sorted by name for binary search.
+static const Mips16Libcall HardFloatLibCalls[] = {
+ { RTLIB::ADD_F64, "__mips16_adddf3" },
+ { RTLIB::ADD_F32, "__mips16_addsf3" },
+ { RTLIB::DIV_F64, "__mips16_divdf3" },
+ { RTLIB::DIV_F32, "__mips16_divsf3" },
+ { RTLIB::OEQ_F64, "__mips16_eqdf2" },
+ { RTLIB::OEQ_F32, "__mips16_eqsf2" },
+ { RTLIB::FPEXT_F32_F64, "__mips16_extendsfdf2" },
+ { RTLIB::FPTOSINT_F64_I32, "__mips16_fix_truncdfsi" },
+ { RTLIB::FPTOSINT_F32_I32, "__mips16_fix_truncsfsi" },
+ { RTLIB::SINTTOFP_I32_F64, "__mips16_floatsidf" },
+ { RTLIB::SINTTOFP_I32_F32, "__mips16_floatsisf" },
+ { RTLIB::UINTTOFP_I32_F64, "__mips16_floatunsidf" },
+ { RTLIB::UINTTOFP_I32_F32, "__mips16_floatunsisf" },
+ { RTLIB::OGE_F64, "__mips16_gedf2" },
+ { RTLIB::OGE_F32, "__mips16_gesf2" },
+ { RTLIB::OGT_F64, "__mips16_gtdf2" },
+ { RTLIB::OGT_F32, "__mips16_gtsf2" },
+ { RTLIB::OLE_F64, "__mips16_ledf2" },
+ { RTLIB::OLE_F32, "__mips16_lesf2" },
+ { RTLIB::OLT_F64, "__mips16_ltdf2" },
+ { RTLIB::OLT_F32, "__mips16_ltsf2" },
+ { RTLIB::MUL_F64, "__mips16_muldf3" },
+ { RTLIB::MUL_F32, "__mips16_mulsf3" },
+ { RTLIB::UNE_F64, "__mips16_nedf2" },
+ { RTLIB::UNE_F32, "__mips16_nesf2" },
+ { RTLIB::UNKNOWN_LIBCALL, "__mips16_ret_dc" }, // No associated libcall.
+ { RTLIB::UNKNOWN_LIBCALL, "__mips16_ret_df" }, // No associated libcall.
+ { RTLIB::UNKNOWN_LIBCALL, "__mips16_ret_sc" }, // No associated libcall.
+ { RTLIB::UNKNOWN_LIBCALL, "__mips16_ret_sf" }, // No associated libcall.
+ { RTLIB::SUB_F64, "__mips16_subdf3" },
+ { RTLIB::SUB_F32, "__mips16_subsf3" },
+ { RTLIB::FPROUND_F64_F32, "__mips16_truncdfsf2" },
+ { RTLIB::UO_F64, "__mips16_unorddf2" },
+ { RTLIB::UO_F32, "__mips16_unordsf2" }
+};
+
+static const Mips16IntrinsicHelperType Mips16IntrinsicHelper[] = {
+ {"__fixunsdfsi", "__mips16_call_stub_2" },
+ {"ceil", "__mips16_call_stub_df_2"},
+ {"ceilf", "__mips16_call_stub_sf_1"},
+ {"copysign", "__mips16_call_stub_df_10"},
+ {"copysignf", "__mips16_call_stub_sf_5"},
+ {"cos", "__mips16_call_stub_df_2"},
+ {"cosf", "__mips16_call_stub_sf_1"},
+ {"exp2", "__mips16_call_stub_df_2"},
+ {"exp2f", "__mips16_call_stub_sf_1"},
+ {"floor", "__mips16_call_stub_df_2"},
+ {"floorf", "__mips16_call_stub_sf_1"},
+ {"log2", "__mips16_call_stub_df_2"},
+ {"log2f", "__mips16_call_stub_sf_1"},
+ {"nearbyint", "__mips16_call_stub_df_2"},
+ {"nearbyintf", "__mips16_call_stub_sf_1"},
+ {"rint", "__mips16_call_stub_df_2"},
+ {"rintf", "__mips16_call_stub_sf_1"},
+ {"sin", "__mips16_call_stub_df_2"},
+ {"sinf", "__mips16_call_stub_sf_1"},
+ {"sqrt", "__mips16_call_stub_df_2"},
+ {"sqrtf", "__mips16_call_stub_sf_1"},
+ {"trunc", "__mips16_call_stub_df_2"},
+ {"truncf", "__mips16_call_stub_sf_1"},
+};
+
+Mips16TargetLowering::Mips16TargetLowering(MipsTargetMachine &TM,
+ const MipsSubtarget &STI)
+ : MipsTargetLowering(TM, STI) {
// Set up the register classes
addRegisterClass(MVT::i32, &Mips::CPU16RegsRegClass);
- if (Mips16HardFloat)
+ if (!TM.Options.UseSoftFloat)
setMips16HardFloatLibCalls();
setOperationAction(ISD::ATOMIC_FENCE, MVT::Other, Expand);
setOperationAction(ISD::ATOMIC_LOAD_UMIN, MVT::i32, Expand);
setOperationAction(ISD::ATOMIC_LOAD_UMAX, MVT::i32, Expand);
+ setOperationAction(ISD::ROTR, MVT::i32, Expand);
+ setOperationAction(ISD::ROTR, MVT::i64, Expand);
+ setOperationAction(ISD::BSWAP, MVT::i32, Expand);
+ setOperationAction(ISD::BSWAP, MVT::i64, Expand);
+
computeRegisterProperties();
}
const MipsTargetLowering *
-llvm::createMips16TargetLowering(MipsTargetMachine &TM) {
- return new Mips16TargetLowering(TM);
+llvm::createMips16TargetLowering(MipsTargetMachine &TM,
+ const MipsSubtarget &STI) {
+ return new Mips16TargetLowering(TM, STI);
}
bool
-Mips16TargetLowering::allowsUnalignedMemoryAccesses(EVT VT, bool *Fast) const {
+Mips16TargetLowering::allowsMisalignedMemoryAccesses(EVT VT,
+ unsigned,
+ unsigned,
+ bool *Fast) const {
return false;
}
case Mips::SelBneZ:
return emitSel16(Mips::BnezRxImm16, MI, BB);
case Mips::SelTBteqZCmpi:
- return emitSeliT16(Mips::BteqzX16, Mips::CmpiRxImmX16, MI, BB);
+ return emitSeliT16(Mips::Bteqz16, Mips::CmpiRxImmX16, MI, BB);
case Mips::SelTBteqZSlti:
- return emitSeliT16(Mips::BteqzX16, Mips::SltiRxImmX16, MI, BB);
+ return emitSeliT16(Mips::Bteqz16, Mips::SltiRxImmX16, MI, BB);
case Mips::SelTBteqZSltiu:
- return emitSeliT16(Mips::BteqzX16, Mips::SltiuRxImmX16, MI, BB);
+ return emitSeliT16(Mips::Bteqz16, Mips::SltiuRxImmX16, MI, BB);
case Mips::SelTBtneZCmpi:
- return emitSeliT16(Mips::BtnezX16, Mips::CmpiRxImmX16, MI, BB);
+ return emitSeliT16(Mips::Btnez16, Mips::CmpiRxImmX16, MI, BB);
case Mips::SelTBtneZSlti:
- return emitSeliT16(Mips::BtnezX16, Mips::SltiRxImmX16, MI, BB);
+ return emitSeliT16(Mips::Btnez16, Mips::SltiRxImmX16, MI, BB);
case Mips::SelTBtneZSltiu:
- return emitSeliT16(Mips::BtnezX16, Mips::SltiuRxImmX16, MI, BB);
+ return emitSeliT16(Mips::Btnez16, Mips::SltiuRxImmX16, MI, BB);
case Mips::SelTBteqZCmp:
- return emitSelT16(Mips::BteqzX16, Mips::CmpRxRy16, MI, BB);
+ return emitSelT16(Mips::Bteqz16, Mips::CmpRxRy16, MI, BB);
case Mips::SelTBteqZSlt:
- return emitSelT16(Mips::BteqzX16, Mips::SltRxRy16, MI, BB);
+ return emitSelT16(Mips::Bteqz16, Mips::SltRxRy16, MI, BB);
case Mips::SelTBteqZSltu:
- return emitSelT16(Mips::BteqzX16, Mips::SltuRxRy16, MI, BB);
+ return emitSelT16(Mips::Bteqz16, Mips::SltuRxRy16, MI, BB);
case Mips::SelTBtneZCmp:
- return emitSelT16(Mips::BtnezX16, Mips::CmpRxRy16, MI, BB);
+ return emitSelT16(Mips::Btnez16, Mips::CmpRxRy16, MI, BB);
case Mips::SelTBtneZSlt:
- return emitSelT16(Mips::BtnezX16, Mips::SltRxRy16, MI, BB);
+ return emitSelT16(Mips::Btnez16, Mips::SltRxRy16, MI, BB);
case Mips::SelTBtneZSltu:
- return emitSelT16(Mips::BtnezX16, Mips::SltuRxRy16, MI, BB);
+ return emitSelT16(Mips::Btnez16, Mips::SltuRxRy16, MI, BB);
case Mips::BteqzT8CmpX16:
- return emitFEXT_T8I816_ins(Mips::BteqzX16, Mips::CmpRxRy16, MI, BB);
+ return emitFEXT_T8I816_ins(Mips::Bteqz16, Mips::CmpRxRy16, MI, BB);
case Mips::BteqzT8SltX16:
- return emitFEXT_T8I816_ins(Mips::BteqzX16, Mips::SltRxRy16, MI, BB);
+ return emitFEXT_T8I816_ins(Mips::Bteqz16, Mips::SltRxRy16, MI, BB);
case Mips::BteqzT8SltuX16:
// TBD: figure out a way to get this or remove the instruction
// altogether.
- return emitFEXT_T8I816_ins(Mips::BteqzX16, Mips::SltuRxRy16, MI, BB);
+ return emitFEXT_T8I816_ins(Mips::Bteqz16, Mips::SltuRxRy16, MI, BB);
case Mips::BtnezT8CmpX16:
- return emitFEXT_T8I816_ins(Mips::BtnezX16, Mips::CmpRxRy16, MI, BB);
+ return emitFEXT_T8I816_ins(Mips::Btnez16, Mips::CmpRxRy16, MI, BB);
case Mips::BtnezT8SltX16:
- return emitFEXT_T8I816_ins(Mips::BtnezX16, Mips::SltRxRy16, MI, BB);
+ return emitFEXT_T8I816_ins(Mips::Btnez16, Mips::SltRxRy16, MI, BB);
case Mips::BtnezT8SltuX16:
// TBD: figure out a way to get this or remove the instruction
// altogether.
- return emitFEXT_T8I816_ins(Mips::BtnezX16, Mips::SltuRxRy16, MI, BB);
+ return emitFEXT_T8I816_ins(Mips::Btnez16, Mips::SltuRxRy16, MI, BB);
case Mips::BteqzT8CmpiX16: return emitFEXT_T8I8I16_ins(
- Mips::BteqzX16, Mips::CmpiRxImm16, Mips::CmpiRxImmX16, MI, BB);
+ Mips::Bteqz16, Mips::CmpiRxImm16, Mips::CmpiRxImmX16, false, MI, BB);
case Mips::BteqzT8SltiX16: return emitFEXT_T8I8I16_ins(
- Mips::BteqzX16, Mips::SltiRxImm16, Mips::SltiRxImmX16, MI, BB);
+ Mips::Bteqz16, Mips::SltiRxImm16, Mips::SltiRxImmX16, true, MI, BB);
case Mips::BteqzT8SltiuX16: return emitFEXT_T8I8I16_ins(
- Mips::BteqzX16, Mips::SltiuRxImm16, Mips::SltiuRxImmX16, MI, BB);
+ Mips::Bteqz16, Mips::SltiuRxImm16, Mips::SltiuRxImmX16, false, MI, BB);
case Mips::BtnezT8CmpiX16: return emitFEXT_T8I8I16_ins(
- Mips::BtnezX16, Mips::CmpiRxImm16, Mips::CmpiRxImmX16, MI, BB);
+ Mips::Btnez16, Mips::CmpiRxImm16, Mips::CmpiRxImmX16, false, MI, BB);
case Mips::BtnezT8SltiX16: return emitFEXT_T8I8I16_ins(
- Mips::BtnezX16, Mips::SltiRxImm16, Mips::SltiRxImmX16, MI, BB);
+ Mips::Btnez16, Mips::SltiRxImm16, Mips::SltiRxImmX16, true, MI, BB);
case Mips::BtnezT8SltiuX16: return emitFEXT_T8I8I16_ins(
- Mips::BtnezX16, Mips::SltiuRxImm16, Mips::SltiuRxImmX16, MI, BB);
+ Mips::Btnez16, Mips::SltiuRxImm16, Mips::SltiuRxImmX16, false, MI, BB);
break;
case Mips::SltCCRxRy16:
return emitFEXT_CCRX16_ins(Mips::SltRxRy16, MI, BB);
return false;
}
-void Mips16TargetLowering::setMips16LibcallName
- (RTLIB::Libcall L, const char *Name) {
- setLibcallName(L, Name);
- NoHelperNeeded.insert(Name);
-}
-
void Mips16TargetLowering::setMips16HardFloatLibCalls() {
- setMips16LibcallName(RTLIB::ADD_F32, "__mips16_addsf3");
- setMips16LibcallName(RTLIB::ADD_F64, "__mips16_adddf3");
- setMips16LibcallName(RTLIB::SUB_F32, "__mips16_subsf3");
- setMips16LibcallName(RTLIB::SUB_F64, "__mips16_subdf3");
- setMips16LibcallName(RTLIB::MUL_F32, "__mips16_mulsf3");
- setMips16LibcallName(RTLIB::MUL_F64, "__mips16_muldf3");
- setMips16LibcallName(RTLIB::DIV_F32, "__mips16_divsf3");
- setMips16LibcallName(RTLIB::DIV_F64, "__mips16_divdf3");
- setMips16LibcallName(RTLIB::FPEXT_F32_F64, "__mips16_extendsfdf2");
- setMips16LibcallName(RTLIB::FPROUND_F64_F32, "__mips16_truncdfsf2");
- setMips16LibcallName(RTLIB::FPTOSINT_F32_I32, "__mips16_fix_truncsfsi");
- setMips16LibcallName(RTLIB::FPTOSINT_F64_I32, "__mips16_fix_truncdfsi");
- setMips16LibcallName(RTLIB::SINTTOFP_I32_F32, "__mips16_floatsisf");
- setMips16LibcallName(RTLIB::SINTTOFP_I32_F64, "__mips16_floatsidf");
- setMips16LibcallName(RTLIB::UINTTOFP_I32_F32, "__mips16_floatunsisf");
- setMips16LibcallName(RTLIB::UINTTOFP_I32_F64, "__mips16_floatunsidf");
- setMips16LibcallName(RTLIB::OEQ_F32, "__mips16_eqsf2");
- setMips16LibcallName(RTLIB::OEQ_F64, "__mips16_eqdf2");
- setMips16LibcallName(RTLIB::UNE_F32, "__mips16_nesf2");
- setMips16LibcallName(RTLIB::UNE_F64, "__mips16_nedf2");
- setMips16LibcallName(RTLIB::OGE_F32, "__mips16_gesf2");
- setMips16LibcallName(RTLIB::OGE_F64, "__mips16_gedf2");
- setMips16LibcallName(RTLIB::OLT_F32, "__mips16_ltsf2");
- setMips16LibcallName(RTLIB::OLT_F64, "__mips16_ltdf2");
- setMips16LibcallName(RTLIB::OLE_F32, "__mips16_lesf2");
- setMips16LibcallName(RTLIB::OLE_F64, "__mips16_ledf2");
- setMips16LibcallName(RTLIB::OGT_F32, "__mips16_gtsf2");
- setMips16LibcallName(RTLIB::OGT_F64, "__mips16_gtdf2");
- setMips16LibcallName(RTLIB::UO_F32, "__mips16_unordsf2");
- setMips16LibcallName(RTLIB::UO_F64, "__mips16_unorddf2");
- setMips16LibcallName(RTLIB::O_F32, "__mips16_unordsf2");
- setMips16LibcallName(RTLIB::O_F64, "__mips16_unorddf2");
-}
+ for (unsigned I = 0; I != array_lengthof(HardFloatLibCalls); ++I) {
+ assert((I == 0 || HardFloatLibCalls[I - 1] < HardFloatLibCalls[I]) &&
+ "Array not sorted!");
+ if (HardFloatLibCalls[I].Libcall != RTLIB::UNKNOWN_LIBCALL)
+ setLibcallName(HardFloatLibCalls[I].Libcall, HardFloatLibCalls[I].Name);
+ }
+ setLibcallName(RTLIB::O_F64, "__mips16_unorddf2");
+ setLibcallName(RTLIB::O_F32, "__mips16_unordsf2");
+}
//
// The Mips16 hard float is a crazy quilt inherited from gcc. I have a much
#define T P "0" , T1
#define P P_
static char const * vMips16Helper[MAX_STUB_NUMBER+1] =
- {0, T1 };
+ {nullptr, T1 };
#undef P
#define P P_ "sf_"
static char const * sfMips16Helper[MAX_STUB_NUMBER+1] =
bool IsPICCall, bool GlobalOrExternal, bool InternalLinkage,
CallLoweringInfo &CLI, SDValue Callee, SDValue Chain) const {
SelectionDAG &DAG = CLI.DAG;
- const char* Mips16HelperFunction = 0;
+ MachineFunction &MF = DAG.getMachineFunction();
+ MipsFunctionInfo *FuncInfo = MF.getInfo<MipsFunctionInfo>();
+ const char* Mips16HelperFunction = nullptr;
bool NeedMips16Helper = false;
- if (getTargetMachine().Options.UseSoftFloat && Mips16HardFloat) {
+ if (Subtarget.inMips16HardFloat()) {
//
// currently we don't have symbols tagged with the mips16 or mips32
// qualifier so we will assume that we don't know what kind it is.
//
bool LookupHelper = true;
if (ExternalSymbolSDNode *S = dyn_cast<ExternalSymbolSDNode>(CLI.Callee)) {
- if (NoHelperNeeded.find(S->getSymbol()) != NoHelperNeeded.end()) {
+ Mips16Libcall Find = { RTLIB::UNKNOWN_LIBCALL, S->getSymbol() };
+
+ if (std::binary_search(std::begin(HardFloatLibCalls),
+ std::end(HardFloatLibCalls), Find))
LookupHelper = false;
+ else {
+ const char *Symbol = S->getSymbol();
+ Mips16IntrinsicHelperType IntrinsicFind = { Symbol, "" };
+ const Mips16HardFloatInfo::FuncSignature *Signature =
+ Mips16HardFloatInfo::findFuncSignature(Symbol);
+ if (!IsPICCall && (Signature && (FuncInfo->StubsNeeded.find(Symbol) ==
+ FuncInfo->StubsNeeded.end()))) {
+ FuncInfo->StubsNeeded[Symbol] = Signature;
+ //
+ // S2 is normally saved if the stub is for a function which
+ // returns a float or double value and is not otherwise. This is
+ // because more work is required after the function the stub
+ // is calling completes, and so the stub cannot directly return
+ // and the stub has no stack space to store the return address so
+ // S2 is used for that purpose.
+ // In order to take advantage of not saving S2, we need to also
+ // optimize the call in the stub and this requires some further
+ // functionality in MipsAsmPrinter which we don't have yet.
+ // So for now we always save S2. The optimization will be done
+ // in a follow-on patch.
+ //
+ if (1 || (Signature->RetSig != Mips16HardFloatInfo::NoFPRet))
+ FuncInfo->setSaveS2();
+ }
+ // one more look at list of intrinsics
+ const Mips16IntrinsicHelperType *Helper =
+ std::lower_bound(std::begin(Mips16IntrinsicHelper),
+ std::end(Mips16IntrinsicHelper), IntrinsicFind);
+ if (Helper != std::end(Mips16IntrinsicHelper) &&
+ *Helper == IntrinsicFind) {
+ Mips16HelperFunction = Helper->Helper;
+ NeedMips16Helper = true;
+ LookupHelper = false;
+ }
+
}
- }
- if (LookupHelper) Mips16HelperFunction =
- getMips16HelperFunction(CLI.RetTy, CLI.Args, NeedMips16Helper);
+ } else if (GlobalAddressSDNode *G =
+ dyn_cast<GlobalAddressSDNode>(CLI.Callee)) {
+ Mips16Libcall Find = { RTLIB::UNKNOWN_LIBCALL,
+ G->getGlobal()->getName().data() };
+ if (std::binary_search(std::begin(HardFloatLibCalls),
+ std::end(HardFloatLibCalls), Find))
+ LookupHelper = false;
+ }
+ if (LookupHelper)
+ Mips16HelperFunction =
+ getMips16HelperFunction(CLI.RetTy, CLI.getArgs(), NeedMips16Helper);
}
SDValue JumpTarget = Callee;
if (NeedMips16Helper) {
RegsToPass.push_front(std::make_pair(V0Reg, Callee));
JumpTarget = DAG.getExternalSymbol(Mips16HelperFunction, getPointerTy());
- JumpTarget = getAddrGlobal(JumpTarget, DAG, MipsII::MO_GOT);
+ ExternalSymbolSDNode *S = cast<ExternalSymbolSDNode>(JumpTarget);
+ JumpTarget = getAddrGlobal(S, JumpTarget.getValueType(), DAG,
+ MipsII::MO_GOT, Chain,
+ FuncInfo->callPtrInfo(S->getSymbol()));
} else
RegsToPass.push_front(std::make_pair((unsigned)Mips::T9, Callee));
}
emitSel16(unsigned Opc, MachineInstr *MI, MachineBasicBlock *BB) const {
if (DontExpandCondPseudos16)
return BB;
- const TargetInstrInfo *TII = getTargetMachine().getInstrInfo();
+ const TargetInstrInfo *TII =
+ getTargetMachine().getSubtargetImpl()->getInstrInfo();
DebugLoc DL = MI->getDebugLoc();
// To "insert" a SELECT_CC instruction, we actually have to insert the
// diamond control-flow pattern. The incoming instruction knows the
// Transfer the remainder of BB and its successor edges to sinkMBB.
sinkMBB->splice(sinkMBB->begin(), BB,
- llvm::next(MachineBasicBlock::iterator(MI)),
- BB->end());
+ std::next(MachineBasicBlock::iterator(MI)), BB->end());
sinkMBB->transferSuccessorsAndUpdatePHIs(BB);
// Next, add the true and fallthrough blocks as its successors.
MachineInstr *MI, MachineBasicBlock *BB) const {
if (DontExpandCondPseudos16)
return BB;
- const TargetInstrInfo *TII = getTargetMachine().getInstrInfo();
+ const TargetInstrInfo *TII =
+ getTargetMachine().getSubtargetImpl()->getInstrInfo();
DebugLoc DL = MI->getDebugLoc();
// To "insert" a SELECT_CC instruction, we actually have to insert the
// diamond control-flow pattern. The incoming instruction knows the
// Transfer the remainder of BB and its successor edges to sinkMBB.
sinkMBB->splice(sinkMBB->begin(), BB,
- llvm::next(MachineBasicBlock::iterator(MI)),
- BB->end());
+ std::next(MachineBasicBlock::iterator(MI)), BB->end());
sinkMBB->transferSuccessorsAndUpdatePHIs(BB);
// Next, add the true and fallthrough blocks as its successors.
MachineInstr *MI, MachineBasicBlock *BB) const {
if (DontExpandCondPseudos16)
return BB;
- const TargetInstrInfo *TII = getTargetMachine().getInstrInfo();
+ const TargetInstrInfo *TII =
+ getTargetMachine().getSubtargetImpl()->getInstrInfo();
DebugLoc DL = MI->getDebugLoc();
// To "insert" a SELECT_CC instruction, we actually have to insert the
// diamond control-flow pattern. The incoming instruction knows the
// Transfer the remainder of BB and its successor edges to sinkMBB.
sinkMBB->splice(sinkMBB->begin(), BB,
- llvm::next(MachineBasicBlock::iterator(MI)),
- BB->end());
+ std::next(MachineBasicBlock::iterator(MI)), BB->end());
sinkMBB->transferSuccessorsAndUpdatePHIs(BB);
// Next, add the true and fallthrough blocks as its successors.
MachineBasicBlock *BB) const {
if (DontExpandCondPseudos16)
return BB;
- const TargetInstrInfo *TII = getTargetMachine().getInstrInfo();
+ const TargetInstrInfo *TII =
+ getTargetMachine().getSubtargetImpl()->getInstrInfo();
unsigned regX = MI->getOperand(0).getReg();
unsigned regY = MI->getOperand(1).getReg();
MachineBasicBlock *target = MI->getOperand(2).getMBB();
}
MachineBasicBlock *Mips16TargetLowering::emitFEXT_T8I8I16_ins(
- unsigned BtOpc, unsigned CmpiOpc, unsigned CmpiXOpc,
+ unsigned BtOpc, unsigned CmpiOpc, unsigned CmpiXOpc, bool ImmSigned,
MachineInstr *MI, MachineBasicBlock *BB) const {
if (DontExpandCondPseudos16)
return BB;
- const TargetInstrInfo *TII = getTargetMachine().getInstrInfo();
+ const TargetInstrInfo *TII =
+ getTargetMachine().getSubtargetImpl()->getInstrInfo();
unsigned regX = MI->getOperand(0).getReg();
int64_t imm = MI->getOperand(1).getImm();
MachineBasicBlock *target = MI->getOperand(2).getMBB();
unsigned CmpOpc;
if (isUInt<8>(imm))
CmpOpc = CmpiOpc;
- else if (isUInt<16>(imm))
+ else if ((!ImmSigned && isUInt<16>(imm)) ||
+ (ImmSigned && isInt<16>(imm)))
CmpOpc = CmpiXOpc;
else
llvm_unreachable("immediate field not usable");
MachineInstr *MI, MachineBasicBlock *BB) const {
if (DontExpandCondPseudos16)
return BB;
- const TargetInstrInfo *TII = getTargetMachine().getInstrInfo();
+ const TargetInstrInfo *TII =
+ getTargetMachine().getSubtargetImpl()->getInstrInfo();
unsigned CC = MI->getOperand(0).getReg();
unsigned regX = MI->getOperand(1).getReg();
unsigned regY = MI->getOperand(2).getReg();
- BuildMI(*BB, MI, MI->getDebugLoc(),
- TII->get(SltOpc)).addReg(regX).addReg(regY);
+ BuildMI(*BB, MI, MI->getDebugLoc(), TII->get(SltOpc)).addReg(regX).addReg(
+ regY);
BuildMI(*BB, MI, MI->getDebugLoc(),
TII->get(Mips::MoveR3216), CC).addReg(Mips::T8);
MI->eraseFromParent(); // The pseudo instruction is gone now.
MachineInstr *MI, MachineBasicBlock *BB )const {
if (DontExpandCondPseudos16)
return BB;
- const TargetInstrInfo *TII = getTargetMachine().getInstrInfo();
+ const TargetInstrInfo *TII =
+ getTargetMachine().getSubtargetImpl()->getInstrInfo();
unsigned CC = MI->getOperand(0).getReg();
unsigned regX = MI->getOperand(1).getReg();
int64_t Imm = MI->getOperand(2).getImm();