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[Hexagon] Resubmission of 220427

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Modified library structure to deal with circular dependency between HexagonInstPrinter and HexagonMCInst.
Adding encoding bits for add opcode.
Adding llvm-mc tests.
Removing unit tests.

http://reviews.llvm.org/D5624

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@220584 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Colin LeMahieu
2014-10-24 19:00:32 +00:00
parent a36665918f
commit 8699f5390b
23 changed files with 247 additions and 291 deletions
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27
lib/Target/Hexagon/HexagonMCInstLower.cpp
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@@ -24,8 +24,8 @@
using namespace llvm;
static MCOperand GetSymbolRef(const MachineOperand& MO, const MCSymbol* Symbol,
HexagonAsmPrinter& Printer) {
static MCOperand GetSymbolRef(const MachineOperand &MO, const MCSymbol *Symbol,
HexagonAsmPrinter &Printer) {
MCContext &MC = Printer.OutContext;
const MCExpr *ME;
@@ -39,10 +39,10 @@ static MCOperand GetSymbolRef(const MachineOperand& MO, const MCSymbol* Symbol,
}
// Create an MCInst from a MachineInstr
void llvm::HexagonLowerToMC(const MachineInstr* MI, HexagonMCInst& MCI,
HexagonAsmPrinter& AP) {
MCI.setOpcode(MI->getOpcode());
MCI.setDesc(MI->getDesc());
void llvm::HexagonLowerToMC(const MachineInstr *MI, HexagonMCInst &MCI,
HexagonAsmPrinter &AP) {
assert(MCI.getOpcode() == static_cast<unsigned>(MI->getOpcode()) &&
"MCI opcode should have been set on construction");
for (unsigned i = 0, e = MI->getNumOperands(); i < e; i++) {
const MachineOperand &MO = MI->getOperand(i);
@@ -54,7 +54,8 @@ void llvm::HexagonLowerToMC(const MachineInstr* MI, HexagonMCInst& MCI,
llvm_unreachable("unknown operand type");
case MachineOperand::MO_Register:
// Ignore all implicit register operands.
if (MO.isImplicit()) continue;
if (MO.isImplicit())
continue;
MCO = MCOperand::CreateReg(MO.getReg());
break;
case MachineOperand::MO_FPImmediate: {
@@ -68,16 +69,15 @@ void llvm::HexagonLowerToMC(const MachineInstr* MI, HexagonMCInst& MCI,
MCO = MCOperand::CreateImm(MO.getImm());
break;
case MachineOperand::MO_MachineBasicBlock:
MCO = MCOperand::CreateExpr
(MCSymbolRefExpr::Create(MO.getMBB()->getSymbol(),
AP.OutContext));
MCO = MCOperand::CreateExpr(
MCSymbolRefExpr::Create(MO.getMBB()->getSymbol(), AP.OutContext));
break;
case MachineOperand::MO_GlobalAddress:
MCO = GetSymbolRef(MO, AP.getSymbol(MO.getGlobal()), AP);
break;
case MachineOperand::MO_ExternalSymbol:
MCO = GetSymbolRef(MO, AP.GetExternalSymbolSymbol(MO.getSymbolName()),
AP);
MCO =
GetSymbolRef(MO, AP.GetExternalSymbolSymbol(MO.getSymbolName()), AP);
break;
case MachineOperand::MO_JumpTableIndex:
MCO = GetSymbolRef(MO, AP.GetJTISymbol(MO.getIndex()), AP);
@@ -86,7 +86,8 @@ void llvm::HexagonLowerToMC(const MachineInstr* MI, HexagonMCInst& MCI,
MCO = GetSymbolRef(MO, AP.GetCPISymbol(MO.getIndex()), AP);
break;
case MachineOperand::MO_BlockAddress:
MCO = GetSymbolRef(MO, AP.GetBlockAddressSymbol(MO.getBlockAddress()),AP);
MCO =
GetSymbolRef(MO, AP.GetBlockAddressSymbol(MO.getBlockAddress()), AP);
break;
}