diff options
Diffstat (limited to 'contrib/llvm/lib/Target/ARM/ARMAsmPrinter.cpp')
| -rw-r--r-- | contrib/llvm/lib/Target/ARM/ARMAsmPrinter.cpp | 701 |
1 files changed, 302 insertions, 399 deletions
diff --git a/contrib/llvm/lib/Target/ARM/ARMAsmPrinter.cpp b/contrib/llvm/lib/Target/ARM/ARMAsmPrinter.cpp index d439d1d..13ec208 100644 --- a/contrib/llvm/lib/Target/ARM/ARMAsmPrinter.cpp +++ b/contrib/llvm/lib/Target/ARM/ARMAsmPrinter.cpp @@ -25,30 +25,33 @@ #include "MCTargetDesc/ARMMCExpr.h" #include "llvm/ADT/SetVector.h" #include "llvm/ADT/SmallString.h" -#include "llvm/Constants.h" -#include "llvm/DebugInfo.h" -#include "llvm/Module.h" -#include "llvm/Type.h" #include "llvm/Assembly/Writer.h" -#include "llvm/CodeGen/MachineModuleInfoImpls.h" #include "llvm/CodeGen/MachineFunctionPass.h" #include "llvm/CodeGen/MachineJumpTableInfo.h" +#include "llvm/CodeGen/MachineModuleInfoImpls.h" +#include "llvm/DebugInfo.h" +#include "llvm/IR/Constants.h" +#include "llvm/IR/DataLayout.h" +#include "llvm/IR/Module.h" +#include "llvm/IR/Type.h" #include "llvm/MC/MCAsmInfo.h" #include "llvm/MC/MCAssembler.h" #include "llvm/MC/MCContext.h" +#include "llvm/MC/MCELFStreamer.h" #include "llvm/MC/MCInst.h" -#include "llvm/MC/MCSectionMachO.h" +#include "llvm/MC/MCInstBuilder.h" #include "llvm/MC/MCObjectStreamer.h" +#include "llvm/MC/MCSectionMachO.h" #include "llvm/MC/MCStreamer.h" #include "llvm/MC/MCSymbol.h" -#include "llvm/Target/Mangler.h" -#include "llvm/DataLayout.h" -#include "llvm/Target/TargetMachine.h" #include "llvm/Support/CommandLine.h" #include "llvm/Support/Debug.h" +#include "llvm/Support/ELF.h" #include "llvm/Support/ErrorHandling.h" #include "llvm/Support/TargetRegistry.h" #include "llvm/Support/raw_ostream.h" +#include "llvm/Target/Mangler.h" +#include "llvm/Target/TargetMachine.h" #include <cctype> using namespace llvm; @@ -181,7 +184,7 @@ namespace { const size_t TagHeaderSize = 1 + 4; Streamer.EmitIntValue(VendorHeaderSize + TagHeaderSize + ContentsSize, 4); - Streamer.EmitBytes(CurrentVendor, 0); + Streamer.EmitBytes(CurrentVendor); Streamer.EmitIntValue(0, 1); // '\0' Streamer.EmitIntValue(ARMBuildAttrs::File, 1); @@ -191,14 +194,14 @@ namespace { // emit each field as its type (ULEB or String) for (unsigned int i=0; i<Contents.size(); ++i) { AttributeItemType item = Contents[i]; - Streamer.EmitULEB128IntValue(item.Tag, 0); + Streamer.EmitULEB128IntValue(item.Tag); switch (item.Type) { default: llvm_unreachable("Invalid attribute type"); case AttributeItemType::NumericAttribute: - Streamer.EmitULEB128IntValue(item.IntValue, 0); + Streamer.EmitULEB128IntValue(item.IntValue); break; case AttributeItemType::TextAttribute: - Streamer.EmitBytes(item.StringValue.upper(), 0); + Streamer.EmitBytes(item.StringValue.upper()); Streamer.EmitIntValue(0, 1); // '\0' break; } @@ -339,6 +342,11 @@ void ARMAsmPrinter::printOperand(const MachineInstr *MI, int OpNum, unsigned Reg = MO.getReg(); assert(TargetRegisterInfo::isPhysicalRegister(Reg)); assert(!MO.getSubReg() && "Subregs should be eliminated!"); + if(ARM::GPRPairRegClass.contains(Reg)) { + const MachineFunction &MF = *MI->getParent()->getParent(); + const TargetRegisterInfo *TRI = MF.getTarget().getRegisterInfo(); + Reg = TRI->getSubReg(Reg, ARM::gsub_0); + } O << ARMInstPrinter::getRegisterName(Reg); break; } @@ -398,7 +406,7 @@ GetARMJTIPICJumpTableLabel2(unsigned uid, unsigned uid2) const { } -MCSymbol *ARMAsmPrinter::GetARMSJLJEHLabel(void) const { +MCSymbol *ARMAsmPrinter::GetARMSJLJEHLabel() const { SmallString<60> Name; raw_svector_ostream(Name) << MAI->getPrivateGlobalPrefix() << "SJLJEH" << getFunctionNumber(); @@ -527,14 +535,12 @@ bool ARMAsmPrinter::PrintAsmOperand(const MachineInstr *MI, unsigned OpNum, const MachineOperand &MO = MI->getOperand(OpNum); if (!MO.isReg()) return true; - const TargetRegisterClass &RC = ARM::GPRRegClass; const MachineFunction &MF = *MI->getParent()->getParent(); const TargetRegisterInfo *TRI = MF.getTarget().getRegisterInfo(); - - unsigned RegIdx = TRI->getEncodingValue(MO.getReg()); - RegIdx |= 1; //The odd register is also the higher-numbered one of a pair. - - unsigned Reg = RC.getRegister(RegIdx); + unsigned Reg = MO.getReg(); + if(!ARM::GPRPairRegClass.contains(Reg)) + return false; + Reg = TRI->getSubReg(Reg, ARM::gsub_1); O << ARMInstPrinter::getRegisterName(Reg); return false; } @@ -656,7 +662,7 @@ void ARMAsmPrinter::EmitEndOfAsmFile(Module &M) { if (MCSym.getInt()) // External to current translation unit. - OutStreamer.EmitIntValue(0, 4/*size*/, 0/*addrspace*/); + OutStreamer.EmitIntValue(0, 4/*size*/); else // Internal to current translation unit. // @@ -666,7 +672,7 @@ void ARMAsmPrinter::EmitEndOfAsmFile(Module &M) { // We need to fill in the value for the NLP in those cases. OutStreamer.EmitValue(MCSymbolRefExpr::Create(MCSym.getPointer(), OutContext), - 4/*size*/, 0/*addrspace*/); + 4/*size*/); } Stubs.clear(); @@ -684,7 +690,7 @@ void ARMAsmPrinter::EmitEndOfAsmFile(Module &M) { OutStreamer.EmitValue(MCSymbolRefExpr:: Create(Stubs[i].second.getPointer(), OutContext), - 4/*size*/, 0/*addrspace*/); + 4/*size*/); } Stubs.clear(); @@ -698,6 +704,11 @@ void ARMAsmPrinter::EmitEndOfAsmFile(Module &M) { // generates code that does this, it is always safe to set. OutStreamer.EmitAssemblerFlag(MCAF_SubsectionsViaSymbols); } + // FIXME: This should eventually end up somewhere else where more + // intelligent flag decisions can be made. For now we are just maintaining + // the status quo for ARM and setting EF_ARM_EABI_VER5 as the default. + if (MCELFStreamer *MES = dyn_cast<MCELFStreamer>(&OutStreamer)) + MES->getAssembler().setELFHeaderEFlags(ELF::EF_ARM_EABI_VER5); } //===----------------------------------------------------------------------===// @@ -1051,12 +1062,10 @@ void ARMAsmPrinter::EmitJump2Table(const MachineInstr *MI) { OutContext); // If this isn't a TBB or TBH, the entries are direct branch instructions. if (OffsetWidth == 4) { - MCInst BrInst; - BrInst.setOpcode(ARM::t2B); - BrInst.addOperand(MCOperand::CreateExpr(MBBSymbolExpr)); - BrInst.addOperand(MCOperand::CreateImm(ARMCC::AL)); - BrInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.EmitInstruction(BrInst); + OutStreamer.EmitInstruction(MCInstBuilder(ARM::t2B) + .addExpr(MBBSymbolExpr) + .addImm(ARMCC::AL) + .addReg(0)); continue; } // Otherwise it's an offset from the dispatch instruction. Construct an @@ -1100,18 +1109,6 @@ void ARMAsmPrinter::PrintDebugValueComment(const MachineInstr *MI, printOperand(MI, NOps-2, OS); } -static void populateADROperands(MCInst &Inst, unsigned Dest, - const MCSymbol *Label, - unsigned pred, unsigned ccreg, - MCContext &Ctx) { - const MCExpr *SymbolExpr = MCSymbolRefExpr::Create(Label, Ctx); - Inst.addOperand(MCOperand::CreateReg(Dest)); - Inst.addOperand(MCOperand::CreateExpr(SymbolExpr)); - // Add predicate operands. - Inst.addOperand(MCOperand::CreateImm(pred)); - Inst.addOperand(MCOperand::CreateReg(ccreg)); -} - void ARMAsmPrinter::EmitUnwindingInstruction(const MachineInstr *MI) { assert(MI->getFlag(MachineInstr::FrameSetup) && "Only instruction which are involved into frame setup code are allowed"); @@ -1288,129 +1285,104 @@ void ARMAsmPrinter::EmitInstruction(const MachineInstr *MI) { case ARM::tLEApcrel: case ARM::t2LEApcrel: { // FIXME: Need to also handle globals and externals - MCInst TmpInst; - TmpInst.setOpcode(MI->getOpcode() == ARM::t2LEApcrel ? ARM::t2ADR - : (MI->getOpcode() == ARM::tLEApcrel ? ARM::tADR - : ARM::ADR)); - populateADROperands(TmpInst, MI->getOperand(0).getReg(), - GetCPISymbol(MI->getOperand(1).getIndex()), - MI->getOperand(2).getImm(), MI->getOperand(3).getReg(), - OutContext); - OutStreamer.EmitInstruction(TmpInst); + MCSymbol *CPISymbol = GetCPISymbol(MI->getOperand(1).getIndex()); + OutStreamer.EmitInstruction(MCInstBuilder(MI->getOpcode() == + ARM::t2LEApcrel ? ARM::t2ADR + : (MI->getOpcode() == ARM::tLEApcrel ? ARM::tADR + : ARM::ADR)) + .addReg(MI->getOperand(0).getReg()) + .addExpr(MCSymbolRefExpr::Create(CPISymbol, OutContext)) + // Add predicate operands. + .addImm(MI->getOperand(2).getImm()) + .addReg(MI->getOperand(3).getReg())); return; } case ARM::LEApcrelJT: case ARM::tLEApcrelJT: case ARM::t2LEApcrelJT: { - MCInst TmpInst; - TmpInst.setOpcode(MI->getOpcode() == ARM::t2LEApcrelJT ? ARM::t2ADR - : (MI->getOpcode() == ARM::tLEApcrelJT ? ARM::tADR - : ARM::ADR)); - populateADROperands(TmpInst, MI->getOperand(0).getReg(), - GetARMJTIPICJumpTableLabel2(MI->getOperand(1).getIndex(), - MI->getOperand(2).getImm()), - MI->getOperand(3).getImm(), MI->getOperand(4).getReg(), - OutContext); - OutStreamer.EmitInstruction(TmpInst); + MCSymbol *JTIPICSymbol = + GetARMJTIPICJumpTableLabel2(MI->getOperand(1).getIndex(), + MI->getOperand(2).getImm()); + OutStreamer.EmitInstruction(MCInstBuilder(MI->getOpcode() == + ARM::t2LEApcrelJT ? ARM::t2ADR + : (MI->getOpcode() == ARM::tLEApcrelJT ? ARM::tADR + : ARM::ADR)) + .addReg(MI->getOperand(0).getReg()) + .addExpr(MCSymbolRefExpr::Create(JTIPICSymbol, OutContext)) + // Add predicate operands. + .addImm(MI->getOperand(3).getImm()) + .addReg(MI->getOperand(4).getReg())); return; } // Darwin call instructions are just normal call instructions with different // clobber semantics (they clobber R9). case ARM::BX_CALL: { - { - MCInst TmpInst; - TmpInst.setOpcode(ARM::MOVr); - TmpInst.addOperand(MCOperand::CreateReg(ARM::LR)); - TmpInst.addOperand(MCOperand::CreateReg(ARM::PC)); + OutStreamer.EmitInstruction(MCInstBuilder(ARM::MOVr) + .addReg(ARM::LR) + .addReg(ARM::PC) // Add predicate operands. - TmpInst.addOperand(MCOperand::CreateImm(ARMCC::AL)); - TmpInst.addOperand(MCOperand::CreateReg(0)); + .addImm(ARMCC::AL) + .addReg(0) // Add 's' bit operand (always reg0 for this) - TmpInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.EmitInstruction(TmpInst); - } - { - MCInst TmpInst; - TmpInst.setOpcode(ARM::BX); - TmpInst.addOperand(MCOperand::CreateReg(MI->getOperand(0).getReg())); - OutStreamer.EmitInstruction(TmpInst); - } + .addReg(0)); + + OutStreamer.EmitInstruction(MCInstBuilder(ARM::BX) + .addReg(MI->getOperand(0).getReg())); return; } case ARM::tBX_CALL: { - { - MCInst TmpInst; - TmpInst.setOpcode(ARM::tMOVr); - TmpInst.addOperand(MCOperand::CreateReg(ARM::LR)); - TmpInst.addOperand(MCOperand::CreateReg(ARM::PC)); + OutStreamer.EmitInstruction(MCInstBuilder(ARM::tMOVr) + .addReg(ARM::LR) + .addReg(ARM::PC) // Add predicate operands. - TmpInst.addOperand(MCOperand::CreateImm(ARMCC::AL)); - TmpInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.EmitInstruction(TmpInst); - } - { - MCInst TmpInst; - TmpInst.setOpcode(ARM::tBX); - TmpInst.addOperand(MCOperand::CreateReg(MI->getOperand(0).getReg())); + .addImm(ARMCC::AL) + .addReg(0)); + + OutStreamer.EmitInstruction(MCInstBuilder(ARM::tBX) + .addReg(MI->getOperand(0).getReg()) // Add predicate operands. - TmpInst.addOperand(MCOperand::CreateImm(ARMCC::AL)); - TmpInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.EmitInstruction(TmpInst); - } + .addImm(ARMCC::AL) + .addReg(0)); return; } case ARM::BMOVPCRX_CALL: { - { - MCInst TmpInst; - TmpInst.setOpcode(ARM::MOVr); - TmpInst.addOperand(MCOperand::CreateReg(ARM::LR)); - TmpInst.addOperand(MCOperand::CreateReg(ARM::PC)); + OutStreamer.EmitInstruction(MCInstBuilder(ARM::MOVr) + .addReg(ARM::LR) + .addReg(ARM::PC) // Add predicate operands. - TmpInst.addOperand(MCOperand::CreateImm(ARMCC::AL)); - TmpInst.addOperand(MCOperand::CreateReg(0)); + .addImm(ARMCC::AL) + .addReg(0) // Add 's' bit operand (always reg0 for this) - TmpInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.EmitInstruction(TmpInst); - } - { - MCInst TmpInst; - TmpInst.setOpcode(ARM::MOVr); - TmpInst.addOperand(MCOperand::CreateReg(ARM::PC)); - TmpInst.addOperand(MCOperand::CreateReg(MI->getOperand(0).getReg())); + .addReg(0)); + + OutStreamer.EmitInstruction(MCInstBuilder(ARM::MOVr) + .addReg(ARM::PC) + .addReg(MI->getOperand(0).getReg()) // Add predicate operands. - TmpInst.addOperand(MCOperand::CreateImm(ARMCC::AL)); - TmpInst.addOperand(MCOperand::CreateReg(0)); + .addImm(ARMCC::AL) + .addReg(0) // Add 's' bit operand (always reg0 for this) - TmpInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.EmitInstruction(TmpInst); - } + .addReg(0)); return; } case ARM::BMOVPCB_CALL: { - { - MCInst TmpInst; - TmpInst.setOpcode(ARM::MOVr); - TmpInst.addOperand(MCOperand::CreateReg(ARM::LR)); - TmpInst.addOperand(MCOperand::CreateReg(ARM::PC)); + OutStreamer.EmitInstruction(MCInstBuilder(ARM::MOVr) + .addReg(ARM::LR) + .addReg(ARM::PC) // Add predicate operands. - TmpInst.addOperand(MCOperand::CreateImm(ARMCC::AL)); - TmpInst.addOperand(MCOperand::CreateReg(0)); + .addImm(ARMCC::AL) + .addReg(0) // Add 's' bit operand (always reg0 for this) - TmpInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.EmitInstruction(TmpInst); - } - { - MCInst TmpInst; - TmpInst.setOpcode(ARM::Bcc); - const GlobalValue *GV = MI->getOperand(0).getGlobal(); - MCSymbol *GVSym = Mang->getSymbol(GV); - const MCExpr *GVSymExpr = MCSymbolRefExpr::Create(GVSym, OutContext); - TmpInst.addOperand(MCOperand::CreateExpr(GVSymExpr)); + .addReg(0)); + + const GlobalValue *GV = MI->getOperand(0).getGlobal(); + MCSymbol *GVSym = Mang->getSymbol(GV); + const MCExpr *GVSymExpr = MCSymbolRefExpr::Create(GVSym, OutContext); + OutStreamer.EmitInstruction(MCInstBuilder(ARM::Bcc) + .addExpr(GVSymExpr) // Add predicate operands. - TmpInst.addOperand(MCOperand::CreateImm(ARMCC::AL)); - TmpInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.EmitInstruction(TmpInst); - } + .addImm(ARMCC::AL) + .addReg(0)); return; } case ARM::MOVi16_ga_pcrel: @@ -1498,15 +1470,13 @@ void ARMAsmPrinter::EmitInstruction(const MachineInstr *MI) { OutContext)); // Form and emit the add. - MCInst AddInst; - AddInst.setOpcode(ARM::tADDhirr); - AddInst.addOperand(MCOperand::CreateReg(MI->getOperand(0).getReg())); - AddInst.addOperand(MCOperand::CreateReg(MI->getOperand(0).getReg())); - AddInst.addOperand(MCOperand::CreateReg(ARM::PC)); - // Add predicate operands. - AddInst.addOperand(MCOperand::CreateImm(ARMCC::AL)); - AddInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.EmitInstruction(AddInst); + OutStreamer.EmitInstruction(MCInstBuilder(ARM::tADDhirr) + .addReg(MI->getOperand(0).getReg()) + .addReg(MI->getOperand(0).getReg()) + .addReg(ARM::PC) + // Add predicate operands. + .addImm(ARMCC::AL) + .addReg(0)); return; } case ARM::PICADD: { @@ -1521,17 +1491,15 @@ void ARMAsmPrinter::EmitInstruction(const MachineInstr *MI) { OutContext)); // Form and emit the add. - MCInst AddInst; - AddInst.setOpcode(ARM::ADDrr); - AddInst.addOperand(MCOperand::CreateReg(MI->getOperand(0).getReg())); - AddInst.addOperand(MCOperand::CreateReg(ARM::PC)); - AddInst.addOperand(MCOperand::CreateReg(MI->getOperand(1).getReg())); - // Add predicate operands. - AddInst.addOperand(MCOperand::CreateImm(MI->getOperand(3).getImm())); - AddInst.addOperand(MCOperand::CreateReg(MI->getOperand(4).getReg())); - // Add 's' bit operand (always reg0 for this) - AddInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.EmitInstruction(AddInst); + OutStreamer.EmitInstruction(MCInstBuilder(ARM::ADDrr) + .addReg(MI->getOperand(0).getReg()) + .addReg(ARM::PC) + .addReg(MI->getOperand(1).getReg()) + // Add predicate operands. + .addImm(MI->getOperand(3).getImm()) + .addReg(MI->getOperand(4).getReg()) + // Add 's' bit operand (always reg0 for this) + .addReg(0)); return; } case ARM::PICSTR: @@ -1567,16 +1535,14 @@ void ARMAsmPrinter::EmitInstruction(const MachineInstr *MI) { case ARM::PICLDRSB: Opcode = ARM::LDRSB; break; case ARM::PICLDRSH: Opcode = ARM::LDRSH; break; } - MCInst LdStInst; - LdStInst.setOpcode(Opcode); - LdStInst.addOperand(MCOperand::CreateReg(MI->getOperand(0).getReg())); - LdStInst.addOperand(MCOperand::CreateReg(ARM::PC)); - LdStInst.addOperand(MCOperand::CreateReg(MI->getOperand(1).getReg())); - LdStInst.addOperand(MCOperand::CreateImm(0)); - // Add predicate operands. - LdStInst.addOperand(MCOperand::CreateImm(MI->getOperand(3).getImm())); - LdStInst.addOperand(MCOperand::CreateReg(MI->getOperand(4).getReg())); - OutStreamer.EmitInstruction(LdStInst); + OutStreamer.EmitInstruction(MCInstBuilder(Opcode) + .addReg(MI->getOperand(0).getReg()) + .addReg(ARM::PC) + .addReg(MI->getOperand(1).getReg()) + .addImm(0) + // Add predicate operands. + .addImm(MI->getOperand(3).getImm()) + .addReg(MI->getOperand(4).getReg())); return; } @@ -1606,29 +1572,26 @@ void ARMAsmPrinter::EmitInstruction(const MachineInstr *MI) { } case ARM::t2BR_JT: { // Lower and emit the instruction itself, then the jump table following it. - MCInst TmpInst; - TmpInst.setOpcode(ARM::tMOVr); - TmpInst.addOperand(MCOperand::CreateReg(ARM::PC)); - TmpInst.addOperand(MCOperand::CreateReg(MI->getOperand(0).getReg())); - // Add predicate operands. - TmpInst.addOperand(MCOperand::CreateImm(ARMCC::AL)); - TmpInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.EmitInstruction(TmpInst); + OutStreamer.EmitInstruction(MCInstBuilder(ARM::tMOVr) + .addReg(ARM::PC) + .addReg(MI->getOperand(0).getReg()) + // Add predicate operands. + .addImm(ARMCC::AL) + .addReg(0)); + // Output the data for the jump table itself EmitJump2Table(MI); return; } case ARM::t2TBB_JT: { // Lower and emit the instruction itself, then the jump table following it. - MCInst TmpInst; + OutStreamer.EmitInstruction(MCInstBuilder(ARM::t2TBB) + .addReg(ARM::PC) + .addReg(MI->getOperand(0).getReg()) + // Add predicate operands. + .addImm(ARMCC::AL) + .addReg(0)); - TmpInst.setOpcode(ARM::t2TBB); - TmpInst.addOperand(MCOperand::CreateReg(ARM::PC)); - TmpInst.addOperand(MCOperand::CreateReg(MI->getOperand(0).getReg())); - // Add predicate operands. - TmpInst.addOperand(MCOperand::CreateImm(ARMCC::AL)); - TmpInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.EmitInstruction(TmpInst); // Output the data for the jump table itself EmitJump2Table(MI); // Make sure the next instruction is 2-byte aligned. @@ -1637,15 +1600,13 @@ void ARMAsmPrinter::EmitInstruction(const MachineInstr *MI) { } case ARM::t2TBH_JT: { // Lower and emit the instruction itself, then the jump table following it. - MCInst TmpInst; + OutStreamer.EmitInstruction(MCInstBuilder(ARM::t2TBH) + .addReg(ARM::PC) + .addReg(MI->getOperand(0).getReg()) + // Add predicate operands. + .addImm(ARMCC::AL) + .addReg(0)); - TmpInst.setOpcode(ARM::t2TBH); - TmpInst.addOperand(MCOperand::CreateReg(ARM::PC)); - TmpInst.addOperand(MCOperand::CreateReg(MI->getOperand(0).getReg())); - // Add predicate operands. - TmpInst.addOperand(MCOperand::CreateImm(ARMCC::AL)); - TmpInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.EmitInstruction(TmpInst); // Output the data for the jump table itself EmitJump2Table(MI); return; @@ -1705,17 +1666,15 @@ void ARMAsmPrinter::EmitInstruction(const MachineInstr *MI) { case ARM::BR_JTadd: { // Lower and emit the instruction itself, then the jump table following it. // add pc, target, idx - MCInst TmpInst; - TmpInst.setOpcode(ARM::ADDrr); - TmpInst.addOperand(MCOperand::CreateReg(ARM::PC)); - TmpInst.addOperand(MCOperand::CreateReg(MI->getOperand(0).getReg())); - TmpInst.addOperand(MCOperand::CreateReg(MI->getOperand(1).getReg())); - // Add predicate operands. - TmpInst.addOperand(MCOperand::CreateImm(ARMCC::AL)); - TmpInst.addOperand(MCOperand::CreateReg(0)); - // Add 's' bit operand (always reg0 for this) - TmpInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.EmitInstruction(TmpInst); + OutStreamer.EmitInstruction(MCInstBuilder(ARM::ADDrr) + .addReg(ARM::PC) + .addReg(MI->getOperand(0).getReg()) + .addReg(MI->getOperand(1).getReg()) + // Add predicate operands. + .addImm(ARMCC::AL) + .addReg(0) + // Add 's' bit operand (always reg0 for this) + .addReg(0)); // Output the data for the jump table itself EmitJumpTable(MI); @@ -1733,6 +1692,13 @@ void ARMAsmPrinter::EmitInstruction(const MachineInstr *MI) { } break; } + case ARM::TRAPNaCl: { + //.long 0xe7fedef0 @ trap + uint32_t Val = 0xe7fedef0UL; + OutStreamer.AddComment("trap"); + OutStreamer.EmitIntValue(Val, 4); + return; + } case ARM::tTRAP: { // Non-Darwin binutils don't yet support the "trap" mnemonic. // FIXME: Remove this special case when they do. @@ -1759,75 +1725,57 @@ void ARMAsmPrinter::EmitInstruction(const MachineInstr *MI) { unsigned SrcReg = MI->getOperand(0).getReg(); unsigned ValReg = MI->getOperand(1).getReg(); MCSymbol *Label = GetARMSJLJEHLabel(); - { - MCInst TmpInst; - TmpInst.setOpcode(ARM::tMOVr); - TmpInst.addOperand(MCOperand::CreateReg(ValReg)); - TmpInst.addOperand(MCOperand::CreateReg(ARM::PC)); + OutStreamer.AddComment("eh_setjmp begin"); + OutStreamer.EmitInstruction(MCInstBuilder(ARM::tMOVr) + .addReg(ValReg) + .addReg(ARM::PC) // Predicate. - TmpInst.addOperand(MCOperand::CreateImm(ARMCC::AL)); - TmpInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.AddComment("eh_setjmp begin"); - OutStreamer.EmitInstruction(TmpInst); - } - { - MCInst TmpInst; - TmpInst.setOpcode(ARM::tADDi3); - TmpInst.addOperand(MCOperand::CreateReg(ValReg)); + .addImm(ARMCC::AL) + .addReg(0)); + + OutStreamer.EmitInstruction(MCInstBuilder(ARM::tADDi3) + .addReg(ValReg) // 's' bit operand - TmpInst.addOperand(MCOperand::CreateReg(ARM::CPSR)); - TmpInst.addOperand(MCOperand::CreateReg(ValReg)); - TmpInst.addOperand(MCOperand::CreateImm(7)); + .addReg(ARM::CPSR) + .addReg(ValReg) + .addImm(7) // Predicate. - TmpInst.addOperand(MCOperand::CreateImm(ARMCC::AL)); - TmpInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.EmitInstruction(TmpInst); - } - { - MCInst TmpInst; - TmpInst.setOpcode(ARM::tSTRi); - TmpInst.addOperand(MCOperand::CreateReg(ValReg)); - TmpInst.addOperand(MCOperand::CreateReg(SrcReg)); + .addImm(ARMCC::AL) + .addReg(0)); + + OutStreamer.EmitInstruction(MCInstBuilder(ARM::tSTRi) + .addReg(ValReg) + .addReg(SrcReg) // The offset immediate is #4. The operand value is scaled by 4 for the // tSTR instruction. - TmpInst.addOperand(MCOperand::CreateImm(1)); + .addImm(1) // Predicate. - TmpInst.addOperand(MCOperand::CreateImm(ARMCC::AL)); - TmpInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.EmitInstruction(TmpInst); - } - { - MCInst TmpInst; - TmpInst.setOpcode(ARM::tMOVi8); - TmpInst.addOperand(MCOperand::CreateReg(ARM::R0)); - TmpInst.addOperand(MCOperand::CreateReg(ARM::CPSR)); - TmpInst.addOperand(MCOperand::CreateImm(0)); + .addImm(ARMCC::AL) + .addReg(0)); + + OutStreamer.EmitInstruction(MCInstBuilder(ARM::tMOVi8) + .addReg(ARM::R0) + .addReg(ARM::CPSR) + .addImm(0) // Predicate. - TmpInst.addOperand(MCOperand::CreateImm(ARMCC::AL)); - TmpInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.EmitInstruction(TmpInst); - } - { - const MCExpr *SymbolExpr = MCSymbolRefExpr::Create(Label, OutContext); - MCInst TmpInst; - TmpInst.setOpcode(ARM::tB); - TmpInst.addOperand(MCOperand::CreateExpr(SymbolExpr)); - TmpInst.addOperand(MCOperand::CreateImm(ARMCC::AL)); - TmpInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.EmitInstruction(TmpInst); - } - { - MCInst TmpInst; - TmpInst.setOpcode(ARM::tMOVi8); - TmpInst.addOperand(MCOperand::CreateReg(ARM::R0)); - TmpInst.addOperand(MCOperand::CreateReg(ARM::CPSR)); - TmpInst.addOperand(MCOperand::CreateImm(1)); + .addImm(ARMCC::AL) + .addReg(0)); + + const MCExpr *SymbolExpr = MCSymbolRefExpr::Create(Label, OutContext); + OutStreamer.EmitInstruction(MCInstBuilder(ARM::tB) + .addExpr(SymbolExpr) + .addImm(ARMCC::AL) + .addReg(0)); + + OutStreamer.AddComment("eh_setjmp end"); + OutStreamer.EmitInstruction(MCInstBuilder(ARM::tMOVi8) + .addReg(ARM::R0) + .addReg(ARM::CPSR) + .addImm(1) // Predicate. - TmpInst.addOperand(MCOperand::CreateImm(ARMCC::AL)); - TmpInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.AddComment("eh_setjmp end"); - OutStreamer.EmitInstruction(TmpInst); - } + .addImm(ARMCC::AL) + .addReg(0)); + OutStreamer.EmitLabel(Label); return; } @@ -1843,69 +1791,53 @@ void ARMAsmPrinter::EmitInstruction(const MachineInstr *MI) { unsigned SrcReg = MI->getOperand(0).getReg(); unsigned ValReg = MI->getOperand(1).getReg(); - { - MCInst TmpInst; - TmpInst.setOpcode(ARM::ADDri); - TmpInst.addOperand(MCOperand::CreateReg(ValReg)); - TmpInst.addOperand(MCOperand::CreateReg(ARM::PC)); - TmpInst.addOperand(MCOperand::CreateImm(8)); + OutStreamer.AddComment("eh_setjmp begin"); + OutStreamer.EmitInstruction(MCInstBuilder(ARM::ADDri) + .addReg(ValReg) + .addReg(ARM::PC) + .addImm(8) // Predicate. - TmpInst.addOperand(MCOperand::CreateImm(ARMCC::AL)); - TmpInst.addOperand(MCOperand::CreateReg(0)); + .addImm(ARMCC::AL) + .addReg(0) // 's' bit operand (always reg0 for this). - TmpInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.AddComment("eh_setjmp begin"); - OutStreamer.EmitInstruction(TmpInst); - } - { - MCInst TmpInst; - TmpInst.setOpcode(ARM::STRi12); - TmpInst.addOperand(MCOperand::CreateReg(ValReg)); - TmpInst.addOperand(MCOperand::CreateReg(SrcReg)); - TmpInst.addOperand(MCOperand::CreateImm(4)); + .addReg(0)); + + OutStreamer.EmitInstruction(MCInstBuilder(ARM::STRi12) + .addReg(ValReg) + .addReg(SrcReg) + .addImm(4) // Predicate. - TmpInst.addOperand(MCOperand::CreateImm(ARMCC::AL)); - TmpInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.EmitInstruction(TmpInst); - } - { - MCInst TmpInst; - TmpInst.setOpcode(ARM::MOVi); - TmpInst.addOperand(MCOperand::CreateReg(ARM::R0)); - TmpInst.addOperand(MCOperand::CreateImm(0)); + .addImm(ARMCC::AL) + .addReg(0)); + + OutStreamer.EmitInstruction(MCInstBuilder(ARM::MOVi) + .addReg(ARM::R0) + .addImm(0) // Predicate. - TmpInst.addOperand(MCOperand::CreateImm(ARMCC::AL)); - TmpInst.addOperand(MCOperand::CreateReg(0)); + .addImm(ARMCC::AL) + .addReg(0) // 's' bit operand (always reg0 for this). - TmpInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.EmitInstruction(TmpInst); - } - { - MCInst TmpInst; - TmpInst.setOpcode(ARM::ADDri); - TmpInst.addOperand(MCOperand::CreateReg(ARM::PC)); - TmpInst.addOperand(MCOperand::CreateReg(ARM::PC)); - TmpInst.addOperand(MCOperand::CreateImm(0)); + .addReg(0)); + + OutStreamer.EmitInstruction(MCInstBuilder(ARM::ADDri) + .addReg(ARM::PC) + .addReg(ARM::PC) + .addImm(0) // Predicate. - TmpInst.addOperand(MCOperand::CreateImm(ARMCC::AL)); - TmpInst.addOperand(MCOperand::CreateReg(0)); + .addImm(ARMCC::AL) + .addReg(0) // 's' bit operand (always reg0 for this). - TmpInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.EmitInstruction(TmpInst); - } - { - MCInst TmpInst; - TmpInst.setOpcode(ARM::MOVi); - TmpInst.addOperand(MCOperand::CreateReg(ARM::R0)); - TmpInst.addOperand(MCOperand::CreateImm(1)); + .addReg(0)); + + OutStreamer.AddComment("eh_setjmp end"); + OutStreamer.EmitInstruction(MCInstBuilder(ARM::MOVi) + .addReg(ARM::R0) + .addImm(1) // Predicate. - TmpInst.addOperand(MCOperand::CreateImm(ARMCC::AL)); - TmpInst.addOperand(MCOperand::CreateReg(0)); + .addImm(ARMCC::AL) + .addReg(0) // 's' bit operand (always reg0 for this). - TmpInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.AddComment("eh_setjmp end"); - OutStreamer.EmitInstruction(TmpInst); - } + .addReg(0)); return; } case ARM::Int_eh_sjlj_longjmp: { @@ -1915,48 +1847,35 @@ void ARMAsmPrinter::EmitInstruction(const MachineInstr *MI) { // bx $scratch unsigned SrcReg = MI->getOperand(0).getReg(); unsigned ScratchReg = MI->getOperand(1).getReg(); - { - MCInst TmpInst; - TmpInst.setOpcode(ARM::LDRi12); - TmpInst.addOperand(MCOperand::CreateReg(ARM::SP)); - TmpInst.addOperand(MCOperand::CreateReg(SrcReg)); - TmpInst.addOperand(MCOperand::CreateImm(8)); + OutStreamer.EmitInstruction(MCInstBuilder(ARM::LDRi12) + .addReg(ARM::SP) + .addReg(SrcReg) + .addImm(8) // Predicate. - TmpInst.addOperand(MCOperand::CreateImm(ARMCC::AL)); - TmpInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.EmitInstruction(TmpInst); - } - { - MCInst TmpInst; - TmpInst.setOpcode(ARM::LDRi12); - TmpInst.addOperand(MCOperand::CreateReg(ScratchReg)); - TmpInst.addOperand(MCOperand::CreateReg(SrcReg)); - TmpInst.addOperand(MCOperand::CreateImm(4)); + .addImm(ARMCC::AL) + .addReg(0)); + + OutStreamer.EmitInstruction(MCInstBuilder(ARM::LDRi12) + .addReg(ScratchReg) + .addReg(SrcReg) + .addImm(4) // Predicate. - TmpInst.addOperand(MCOperand::CreateImm(ARMCC::AL)); - TmpInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.EmitInstruction(TmpInst); - } - { - MCInst TmpInst; - TmpInst.setOpcode(ARM::LDRi12); - TmpInst.addOperand(MCOperand::CreateReg(ARM::R7)); - TmpInst.addOperand(MCOperand::CreateReg(SrcReg)); - TmpInst.addOperand(MCOperand::CreateImm(0)); + .addImm(ARMCC::AL) + .addReg(0)); + + OutStreamer.EmitInstruction(MCInstBuilder(ARM::LDRi12) + .addReg(ARM::R7) + .addReg(SrcReg) + .addImm(0) // Predicate. - TmpInst.addOperand(MCOperand::CreateImm(ARMCC::AL)); - TmpInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.EmitInstruction(TmpInst); - } - { - MCInst TmpInst; - TmpInst.setOpcode(ARM::BX); - TmpInst.addOperand(MCOperand::CreateReg(ScratchReg)); + .addImm(ARMCC::AL) + .addReg(0)); + + OutStreamer.EmitInstruction(MCInstBuilder(ARM::BX) + .addReg(ScratchReg) // Predicate. - TmpInst.addOperand(MCOperand::CreateImm(ARMCC::AL)); - TmpInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.EmitInstruction(TmpInst); - } + .addImm(ARMCC::AL) + .addReg(0)); return; } case ARM::tInt_eh_sjlj_longjmp: { @@ -1967,60 +1886,44 @@ void ARMAsmPrinter::EmitInstruction(const MachineInstr *MI) { // bx $scratch unsigned SrcReg = MI->getOperand(0).getReg(); unsigned ScratchReg = MI->getOperand(1).getReg(); - { - MCInst TmpInst; - TmpInst.setOpcode(ARM::tLDRi); - TmpInst.addOperand(MCOperand::CreateReg(ScratchReg)); - TmpInst.addOperand(MCOperand::CreateReg(SrcReg)); + OutStreamer.EmitInstruction(MCInstBuilder(ARM::tLDRi) + .addReg(ScratchReg) + .addReg(SrcReg) // The offset immediate is #8. The operand value is scaled by 4 for the // tLDR instruction. - TmpInst.addOperand(MCOperand::CreateImm(2)); + .addImm(2) // Predicate. - TmpInst.addOperand(MCOperand::CreateImm(ARMCC::AL)); - TmpInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.EmitInstruction(TmpInst); - } - { - MCInst TmpInst; - TmpInst.setOpcode(ARM::tMOVr); - TmpInst.addOperand(MCOperand::CreateReg(ARM::SP)); - TmpInst.addOperand(MCOperand::CreateReg(ScratchReg)); + .addImm(ARMCC::AL) + .addReg(0)); + + OutStreamer.EmitInstruction(MCInstBuilder(ARM::tMOVr) + .addReg(ARM::SP) + .addReg(ScratchReg) // Predicate. - TmpInst.addOperand(MCOperand::CreateImm(ARMCC::AL)); - TmpInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.EmitInstruction(TmpInst); - } - { - MCInst TmpInst; - TmpInst.setOpcode(ARM::tLDRi); - TmpInst.addOperand(MCOperand::CreateReg(ScratchReg)); - TmpInst.addOperand(MCOperand::CreateReg(SrcReg)); - TmpInst.addOperand(MCOperand::CreateImm(1)); + .addImm(ARMCC::AL) + .addReg(0)); + + OutStreamer.EmitInstruction(MCInstBuilder(ARM::tLDRi) + .addReg(ScratchReg) + .addReg(SrcReg) + .addImm(1) // Predicate. - TmpInst.addOperand(MCOperand::CreateImm(ARMCC::AL)); - TmpInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.EmitInstruction(TmpInst); - } - { - MCInst TmpInst; - TmpInst.setOpcode(ARM::tLDRi); - TmpInst.addOperand(MCOperand::CreateReg(ARM::R7)); - TmpInst.addOperand(MCOperand::CreateReg(SrcReg)); - TmpInst.addOperand(MCOperand::CreateImm(0)); + .addImm(ARMCC::AL) + .addReg(0)); + + OutStreamer.EmitInstruction(MCInstBuilder(ARM::tLDRi) + .addReg(ARM::R7) + .addReg(SrcReg) + .addImm(0) // Predicate. - TmpInst.addOperand(MCOperand::CreateImm(ARMCC::AL)); - TmpInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.EmitInstruction(TmpInst); - } - { - MCInst TmpInst; - TmpInst.setOpcode(ARM::tBX); - TmpInst.addOperand(MCOperand::CreateReg(ScratchReg)); + .addImm(ARMCC::AL) + .addReg(0)); + + OutStreamer.EmitInstruction(MCInstBuilder(ARM::tBX) + .addReg(ScratchReg) // Predicate. - TmpInst.addOperand(MCOperand::CreateImm(ARMCC::AL)); - TmpInst.addOperand(MCOperand::CreateReg(0)); - OutStreamer.EmitInstruction(TmpInst); - } + .addImm(ARMCC::AL) + .addReg(0)); return; } } |
