} // end anonymous namespace.
-static CmpInst::Predicate optimizeCmpPredicate(const CmpInst *CI) {
- // If both operands are the same, then try to optimize or fold the cmp.
- CmpInst::Predicate Predicate = CI->getPredicate();
- if (CI->getOperand(0) != CI->getOperand(1))
- return Predicate;
-
- switch (Predicate) {
- default: llvm_unreachable("Invalid predicate!");
- case CmpInst::FCMP_FALSE: Predicate = CmpInst::FCMP_FALSE; break;
- case CmpInst::FCMP_OEQ: Predicate = CmpInst::FCMP_ORD; break;
- case CmpInst::FCMP_OGT: Predicate = CmpInst::FCMP_FALSE; break;
- case CmpInst::FCMP_OGE: Predicate = CmpInst::FCMP_ORD; break;
- case CmpInst::FCMP_OLT: Predicate = CmpInst::FCMP_FALSE; break;
- case CmpInst::FCMP_OLE: Predicate = CmpInst::FCMP_ORD; break;
- case CmpInst::FCMP_ONE: Predicate = CmpInst::FCMP_FALSE; break;
- case CmpInst::FCMP_ORD: Predicate = CmpInst::FCMP_ORD; break;
- case CmpInst::FCMP_UNO: Predicate = CmpInst::FCMP_UNO; break;
- case CmpInst::FCMP_UEQ: Predicate = CmpInst::FCMP_TRUE; break;
- case CmpInst::FCMP_UGT: Predicate = CmpInst::FCMP_UNO; break;
- case CmpInst::FCMP_UGE: Predicate = CmpInst::FCMP_TRUE; break;
- case CmpInst::FCMP_ULT: Predicate = CmpInst::FCMP_UNO; break;
- case CmpInst::FCMP_ULE: Predicate = CmpInst::FCMP_TRUE; break;
- case CmpInst::FCMP_UNE: Predicate = CmpInst::FCMP_UNO; break;
- case CmpInst::FCMP_TRUE: Predicate = CmpInst::FCMP_TRUE; break;
-
- case CmpInst::ICMP_EQ: Predicate = CmpInst::FCMP_TRUE; break;
- case CmpInst::ICMP_NE: Predicate = CmpInst::FCMP_FALSE; break;
- case CmpInst::ICMP_UGT: Predicate = CmpInst::FCMP_FALSE; break;
- case CmpInst::ICMP_UGE: Predicate = CmpInst::FCMP_TRUE; break;
- case CmpInst::ICMP_ULT: Predicate = CmpInst::FCMP_FALSE; break;
- case CmpInst::ICMP_ULE: Predicate = CmpInst::FCMP_TRUE; break;
- case CmpInst::ICMP_SGT: Predicate = CmpInst::FCMP_FALSE; break;
- case CmpInst::ICMP_SGE: Predicate = CmpInst::FCMP_TRUE; break;
- case CmpInst::ICMP_SLT: Predicate = CmpInst::FCMP_FALSE; break;
- case CmpInst::ICMP_SLE: Predicate = CmpInst::FCMP_TRUE; break;
- }
-
- return Predicate;
-}
-
static std::pair<X86::CondCode, bool>
getX86ConditionCode(CmpInst::Predicate Predicate) {
X86::CondCode CC = X86::COND_INVALID;
bool X86FastISel::X86FastEmitExtend(ISD::NodeType Opc, EVT DstVT,
unsigned Src, EVT SrcVT,
unsigned &ResultReg) {
- unsigned RR = FastEmit_r(SrcVT.getSimpleVT(), DstVT.getSimpleVT(), Opc,
+ unsigned RR = fastEmit_r(SrcVT.getSimpleVT(), DstVT.getSimpleVT(), Opc,
Src, /*TODO: Kill=*/false);
if (RR == 0)
return false;
}
unsigned Op = Outs[0].Flags.isZExt() ? ISD::ZERO_EXTEND :
ISD::SIGN_EXTEND;
- SrcReg = FastEmit_r(SrcVT.getSimpleVT(), DstVT.getSimpleVT(), Op,
+ SrcReg = fastEmit_r(SrcVT.getSimpleVT(), DstVT.getSimpleVT(), Op,
SrcReg, /*TODO: Kill=*/false);
}
ResultReg = createResultReg(&X86::GR32RegClass);
BuildMI(*FuncInfo.MBB, FuncInfo.InsertPt, DbgLoc, TII.get(X86::MOV32r0),
ResultReg);
- ResultReg = FastEmitInst_extractsubreg(MVT::i8, ResultReg, /*Kill=*/true,
+ ResultReg = fastEmitInst_extractsubreg(MVT::i8, ResultReg, /*Kill=*/true,
X86::sub_8bit);
if (!ResultReg)
return false;
ResultReg)
.addImm(0).addReg(Result32).addImm(X86::sub_32bit);
} else if (DstVT != MVT::i8) {
- ResultReg = FastEmit_r(MVT::i8, DstVT.getSimpleVT(), ISD::ZERO_EXTEND,
+ ResultReg = fastEmit_r(MVT::i8, DstVT.getSimpleVT(), ISD::ZERO_EXTEND,
ResultReg, /*Kill=*/true);
if (ResultReg == 0)
return false;
ResultSuperReg).addReg(SourceSuperReg).addImm(8);
// Now reference the 8-bit subreg of the result.
- ResultReg = FastEmitInst_extractsubreg(MVT::i8, ResultSuperReg,
+ ResultReg = fastEmitInst_extractsubreg(MVT::i8, ResultSuperReg,
/*Kill=*/true, X86::sub_8bit);
}
// Copy the result out of the physreg if we haven't already.
return false;
unsigned Opc = X86::getCMovFromCond(CC, RC->getSize());
- unsigned ResultReg = FastEmitInst_rr(Opc, RC, RHSReg, RHSIsKill,
+ unsigned ResultReg = fastEmitInst_rr(Opc, RC, RHSReg, RHSIsKill,
LHSReg, LHSIsKill);
updateValueMap(I, ResultReg);
return true;
return false;
const TargetRegisterClass *RC = TLI.getRegClassFor(RetVT);
- unsigned CmpReg = FastEmitInst_rri(Opc[0], RC, CmpLHSReg, CmpLHSIsKill,
+ unsigned CmpReg = fastEmitInst_rri(Opc[0], RC, CmpLHSReg, CmpLHSIsKill,
CmpRHSReg, CmpRHSIsKill, CC);
- unsigned AndReg = FastEmitInst_rr(Opc[1], RC, CmpReg, /*IsKill=*/false,
+ unsigned AndReg = fastEmitInst_rr(Opc[1], RC, CmpReg, /*IsKill=*/false,
LHSReg, LHSIsKill);
- unsigned AndNReg = FastEmitInst_rr(Opc[2], RC, CmpReg, /*IsKill=*/true,
+ unsigned AndNReg = fastEmitInst_rr(Opc[2], RC, CmpReg, /*IsKill=*/true,
RHSReg, RHSIsKill);
- unsigned ResultReg = FastEmitInst_rr(Opc[3], RC, AndNReg, /*IsKill=*/true,
+ unsigned ResultReg = fastEmitInst_rr(Opc[3], RC, AndNReg, /*IsKill=*/true,
AndReg, /*IsKill=*/true);
updateValueMap(I, ResultReg);
return true;
const TargetRegisterClass *RC = TLI.getRegClassFor(RetVT);
unsigned ResultReg =
- FastEmitInst_rri(Opc, RC, RHSReg, RHSIsKill, LHSReg, LHSIsKill, CC);
+ fastEmitInst_rri(Opc, RC, RHSReg, RHSIsKill, LHSReg, LHSIsKill, CC);
updateValueMap(I, ResultReg);
return true;
}
}
// Issue an extract_subreg.
- unsigned ResultReg = FastEmitInst_extractsubreg(MVT::i8,
+ unsigned ResultReg = fastEmitInst_extractsubreg(MVT::i8,
InputReg, /*Kill=*/true,
X86::sub_8bit);
if (!ResultReg)
const MCInstrDesc &II = TII.get(TargetOpcode::DBG_VALUE);
// FIXME may need to add RegState::Debug to any registers produced,
// although ESP/EBP should be the only ones at the moment.
- addFullAddress(BuildMI(*FuncInfo.MBB, FuncInfo.InsertPt, DbgLoc, II), AM).
- addImm(0).addMetadata(DI->getVariable());
+ addFullAddress(BuildMI(*FuncInfo.MBB, FuncInfo.InsertPt, DbgLoc, II), AM)
+ .addImm(0)
+ .addMetadata(DI->getVariable())
+ .addMetadata(DI->getExpression());
return true;
}
case Intrinsic::trap: {
if (!isTypeLegal(RetTy, VT))
return false;
- // Unfortunately we can't use FastEmit_r, because the AVX version of FSQRT
+ // Unfortunately we can't use fastEmit_r, because the AVX version of FSQRT
// is not generated by FastISel yet.
// FIXME: Update this code once tablegen can handle it.
static const unsigned SqrtOpc[2][2] = {
TII.get(Opc[Is64Bit][IsDec][VT.SimpleTy-MVT::i8]), ResultReg)
.addReg(LHSReg, getKillRegState(LHSIsKill));
} else
- ResultReg = FastEmit_ri(VT, VT, BaseOpc, LHSReg, LHSIsKill,
+ ResultReg = fastEmit_ri(VT, VT, BaseOpc, LHSReg, LHSIsKill,
CI->getZExtValue());
}
if (RHSReg == 0)
return false;
RHSIsKill = hasTrivialKill(RHS);
- ResultReg = FastEmit_rr(VT, VT, BaseOpc, LHSReg, LHSIsKill, RHSReg,
+ ResultReg = fastEmit_rr(VT, VT, BaseOpc, LHSReg, LHSIsKill, RHSReg,
RHSIsKill);
}
BuildMI(*FuncInfo.MBB, FuncInfo.InsertPt, DbgLoc,
TII.get(TargetOpcode::COPY), Reg[VT.SimpleTy-MVT::i8])
.addReg(LHSReg, getKillRegState(LHSIsKill));
- ResultReg = FastEmitInst_r(MULOpc[VT.SimpleTy-MVT::i8],
+ ResultReg = fastEmitInst_r(MULOpc[VT.SimpleTy-MVT::i8],
TLI.getRegClassFor(VT), RHSReg, RHSIsKill);
} else if (BaseOpc == X86ISD::SMUL && !ResultReg) {
static const unsigned MULOpc[] =
BuildMI(*FuncInfo.MBB, FuncInfo.InsertPt, DbgLoc,
TII.get(TargetOpcode::COPY), X86::AL)
.addReg(LHSReg, getKillRegState(LHSIsKill));
- ResultReg = FastEmitInst_r(MULOpc[0], TLI.getRegClassFor(VT), RHSReg,
+ ResultReg = fastEmitInst_r(MULOpc[0], TLI.getRegClassFor(VT), RHSReg,
RHSIsKill);
} else
- ResultReg = FastEmitInst_rr(MULOpc[VT.SimpleTy-MVT::i8],
+ ResultReg = fastEmitInst_rr(MULOpc[VT.SimpleTy-MVT::i8],
TLI.getRegClassFor(VT), LHSReg, LHSIsKill,
RHSReg, RHSIsKill);
}
return false;
ResultReg =
- FastEmit_ri(ArgVT, ArgVT, ISD::AND, ResultReg, Val->hasOneUse(), 1);
+ fastEmit_ri(ArgVT, ArgVT, ISD::AND, ResultReg, Val->hasOneUse(), 1);
if (!ResultReg)
return false;
break;
}
case CCValAssign::BCvt: {
- ArgReg = FastEmit_r(ArgVT, VA.getLocVT(), ISD::BITCAST, ArgReg,
+ ArgReg = fastEmit_r(ArgVT, VA.getLocVT(), ISD::BITCAST, ArgReg,
/*TODO: Kill=*/false);
assert(ArgReg && "Failed to emit a bitcast!");
ArgVT = VA.getLocVT();
// VExt has not been implemented, so this should be impossible to reach
// for now. However, fallback to Selection DAG isel once implemented.
return false;
+ case CCValAssign::AExtUpper:
+ case CCValAssign::SExtUpper:
+ case CCValAssign::ZExtUpper:
case CCValAssign::FPExt:
llvm_unreachable("Unexpected loc info!");
case CCValAssign::Indirect:
uint64_t Imm = CI->getZExtValue();
if (Imm == 0) {
- unsigned SrcReg = FastEmitInst_(X86::MOV32r0, &X86::GR32RegClass);
+ unsigned SrcReg = fastEmitInst_(X86::MOV32r0, &X86::GR32RegClass);
switch (VT.SimpleTy) {
default: llvm_unreachable("Unexpected value type");
case MVT::i1:
case MVT::i8:
- return FastEmitInst_extractsubreg(MVT::i8, SrcReg, /*Kill=*/true,
+ return fastEmitInst_extractsubreg(MVT::i8, SrcReg, /*Kill=*/true,
X86::sub_8bit);
case MVT::i16:
- return FastEmitInst_extractsubreg(MVT::i16, SrcReg, /*Kill=*/true,
+ return fastEmitInst_extractsubreg(MVT::i16, SrcReg, /*Kill=*/true,
X86::sub_16bit);
case MVT::i32:
return SrcReg;
}
}
if (VT == MVT::i64 && Opc == X86::MOV32ri) {
- unsigned SrcReg = FastEmitInst_i(Opc, &X86::GR32RegClass, Imm);
+ unsigned SrcReg = fastEmitInst_i(Opc, &X86::GR32RegClass, Imm);
unsigned ResultReg = createResultReg(&X86::GR64RegClass);
BuildMI(*FuncInfo.MBB, FuncInfo.InsertPt, DbgLoc,
TII.get(TargetOpcode::SUBREG_TO_REG), ResultReg)
.addImm(0).addReg(SrcReg).addImm(X86::sub_32bit);
return ResultReg;
}
- return FastEmitInst_i(Opc, TLI.getRegClassFor(VT), Imm);
+ return fastEmitInst_i(Opc, TLI.getRegClassFor(VT), Imm);
}
unsigned X86FastISel::X86MaterializeFP(const ConstantFP *CFP, MVT VT) {
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