diff options
Diffstat (limited to 'llvm/lib/Target/ARM64/InstPrinter/ARM64InstPrinter.cpp')
| -rw-r--r-- | llvm/lib/Target/ARM64/InstPrinter/ARM64InstPrinter.cpp | 1312 |
1 files changed, 0 insertions, 1312 deletions
diff --git a/llvm/lib/Target/ARM64/InstPrinter/ARM64InstPrinter.cpp b/llvm/lib/Target/ARM64/InstPrinter/ARM64InstPrinter.cpp deleted file mode 100644 index 529b450352e..00000000000 --- a/llvm/lib/Target/ARM64/InstPrinter/ARM64InstPrinter.cpp +++ /dev/null @@ -1,1312 +0,0 @@ -//===-- ARM64InstPrinter.cpp - Convert ARM64 MCInst to assembly syntax ----===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This class prints an ARM64 MCInst to a .s file. -// -//===----------------------------------------------------------------------===// - -#include "ARM64InstPrinter.h" -#include "MCTargetDesc/ARM64AddressingModes.h" -#include "Utils/ARM64BaseInfo.h" -#include "llvm/ADT/STLExtras.h" -#include "llvm/ADT/StringExtras.h" -#include "llvm/MC/MCInst.h" -#include "llvm/MC/MCExpr.h" -#include "llvm/MC/MCRegisterInfo.h" -#include "llvm/Support/Format.h" -#include "llvm/Support/raw_ostream.h" -using namespace llvm; - -#define DEBUG_TYPE "asm-printer" - -#define GET_INSTRUCTION_NAME -#define PRINT_ALIAS_INSTR -#include "ARM64GenAsmWriter.inc" -#define GET_INSTRUCTION_NAME -#define PRINT_ALIAS_INSTR -#include "ARM64GenAsmWriter1.inc" - -ARM64InstPrinter::ARM64InstPrinter(const MCAsmInfo &MAI, const MCInstrInfo &MII, - const MCRegisterInfo &MRI, - const MCSubtargetInfo &STI) - : MCInstPrinter(MAI, MII, MRI) { - // Initialize the set of available features. - setAvailableFeatures(STI.getFeatureBits()); -} - -ARM64AppleInstPrinter::ARM64AppleInstPrinter(const MCAsmInfo &MAI, - const MCInstrInfo &MII, - const MCRegisterInfo &MRI, - const MCSubtargetInfo &STI) - : ARM64InstPrinter(MAI, MII, MRI, STI) {} - -void ARM64InstPrinter::printRegName(raw_ostream &OS, unsigned RegNo) const { - // This is for .cfi directives. - OS << getRegisterName(RegNo); -} - -void ARM64InstPrinter::printInst(const MCInst *MI, raw_ostream &O, - StringRef Annot) { - // Check for special encodings and print the canonical alias instead. - - unsigned Opcode = MI->getOpcode(); - - if (Opcode == ARM64::SYSxt) - if (printSysAlias(MI, O)) { - printAnnotation(O, Annot); - return; - } - - // SBFM/UBFM should print to a nicer aliased form if possible. - if (Opcode == ARM64::SBFMXri || Opcode == ARM64::SBFMWri || - Opcode == ARM64::UBFMXri || Opcode == ARM64::UBFMWri) { - const MCOperand &Op0 = MI->getOperand(0); - const MCOperand &Op1 = MI->getOperand(1); - const MCOperand &Op2 = MI->getOperand(2); - const MCOperand &Op3 = MI->getOperand(3); - - bool IsSigned = (Opcode == ARM64::SBFMXri || Opcode == ARM64::SBFMWri); - bool Is64Bit = (Opcode == ARM64::SBFMXri || Opcode == ARM64::UBFMXri); - if (Op2.isImm() && Op2.getImm() == 0 && Op3.isImm()) { - const char *AsmMnemonic = nullptr; - - switch (Op3.getImm()) { - default: - break; - case 7: - if (IsSigned) - AsmMnemonic = "sxtb"; - else if (!Is64Bit) - AsmMnemonic = "uxtb"; - break; - case 15: - if (IsSigned) - AsmMnemonic = "sxth"; - else if (!Is64Bit) - AsmMnemonic = "uxth"; - break; - case 31: - // *xtw is only valid for signed 64-bit operations. - if (Is64Bit && IsSigned) - AsmMnemonic = "sxtw"; - break; - } - - if (AsmMnemonic) { - O << '\t' << AsmMnemonic << '\t' << getRegisterName(Op0.getReg()) - << ", " << getRegisterName(getWRegFromXReg(Op1.getReg())); - printAnnotation(O, Annot); - return; - } - } - - // All immediate shifts are aliases, implemented using the Bitfield - // instruction. In all cases the immediate shift amount shift must be in - // the range 0 to (reg.size -1). - if (Op2.isImm() && Op3.isImm()) { - const char *AsmMnemonic = nullptr; - int shift = 0; - int64_t immr = Op2.getImm(); - int64_t imms = Op3.getImm(); - if (Opcode == ARM64::UBFMWri && imms != 0x1F && ((imms + 1) == immr)) { - AsmMnemonic = "lsl"; - shift = 31 - imms; - } else if (Opcode == ARM64::UBFMXri && imms != 0x3f && - ((imms + 1 == immr))) { - AsmMnemonic = "lsl"; - shift = 63 - imms; - } else if (Opcode == ARM64::UBFMWri && imms == 0x1f) { - AsmMnemonic = "lsr"; - shift = immr; - } else if (Opcode == ARM64::UBFMXri && imms == 0x3f) { - AsmMnemonic = "lsr"; - shift = immr; - } else if (Opcode == ARM64::SBFMWri && imms == 0x1f) { - AsmMnemonic = "asr"; - shift = immr; - } else if (Opcode == ARM64::SBFMXri && imms == 0x3f) { - AsmMnemonic = "asr"; - shift = immr; - } - if (AsmMnemonic) { - O << '\t' << AsmMnemonic << '\t' << getRegisterName(Op0.getReg()) - << ", " << getRegisterName(Op1.getReg()) << ", #" << shift; - printAnnotation(O, Annot); - return; - } - } - - // SBFIZ/UBFIZ aliases - if (Op2.getImm() > Op3.getImm()) { - O << '\t' << (IsSigned ? "sbfiz" : "ubfiz") << '\t' - << getRegisterName(Op0.getReg()) << ", " << getRegisterName(Op1.getReg()) - << ", #" << (Is64Bit ? 64 : 32) - Op2.getImm() << ", #" << Op3.getImm() + 1; - printAnnotation(O, Annot); - return; - } - - // Otherwise SBFX/UBFX is the preferred form - O << '\t' << (IsSigned ? "sbfx" : "ubfx") << '\t' - << getRegisterName(Op0.getReg()) << ", " << getRegisterName(Op1.getReg()) - << ", #" << Op2.getImm() << ", #" << Op3.getImm() - Op2.getImm() + 1; - printAnnotation(O, Annot); - return; - } - - if (Opcode == ARM64::BFMXri || Opcode == ARM64::BFMWri) { - const MCOperand &Op0 = MI->getOperand(0); // Op1 == Op0 - const MCOperand &Op2 = MI->getOperand(2); - int ImmR = MI->getOperand(3).getImm(); - int ImmS = MI->getOperand(4).getImm(); - - // BFI alias - if (ImmS < ImmR) { - int BitWidth = Opcode == ARM64::BFMXri ? 64 : 32; - int LSB = (BitWidth - ImmR) % BitWidth; - int Width = ImmS + 1; - O << "\tbfi\t" << getRegisterName(Op0.getReg()) << ", " - << getRegisterName(Op2.getReg()) << ", #" << LSB << ", #" << Width; - printAnnotation(O, Annot); - return; - } - - int LSB = ImmR; - int Width = ImmS - ImmR + 1; - // Otherwise BFXIL the preferred form - O << "\tbfxil\t" - << getRegisterName(Op0.getReg()) << ", " << getRegisterName(Op2.getReg()) - << ", #" << LSB << ", #" << Width; - printAnnotation(O, Annot); - return; - } - - // Symbolic operands for MOVZ, MOVN and MOVK already imply a shift - // (e.g. :gottprel_g1: is always going to be "lsl #16") so it should not be - // printed. - if ((Opcode == ARM64::MOVZXi || Opcode == ARM64::MOVZWi || - Opcode == ARM64::MOVNXi || Opcode == ARM64::MOVNWi) && - MI->getOperand(1).isExpr()) { - if (Opcode == ARM64::MOVZXi || Opcode == ARM64::MOVZWi) - O << "\tmovz\t"; - else - O << "\tmovn\t"; - - O << getRegisterName(MI->getOperand(0).getReg()) << ", #" - << *MI->getOperand(1).getExpr(); - return; - } - - if ((Opcode == ARM64::MOVKXi || Opcode == ARM64::MOVKWi) && - MI->getOperand(2).isExpr()) { - O << "\tmovk\t" << getRegisterName(MI->getOperand(0).getReg()) << ", #" - << *MI->getOperand(2).getExpr(); - return; - } - - if (!printAliasInstr(MI, O)) - printInstruction(MI, O); - - printAnnotation(O, Annot); -} - -static bool isTblTbxInstruction(unsigned Opcode, StringRef &Layout, - bool &IsTbx) { - switch (Opcode) { - case ARM64::TBXv8i8One: - case ARM64::TBXv8i8Two: - case ARM64::TBXv8i8Three: - case ARM64::TBXv8i8Four: - IsTbx = true; - Layout = ".8b"; - return true; - case ARM64::TBLv8i8One: - case ARM64::TBLv8i8Two: - case ARM64::TBLv8i8Three: - case ARM64::TBLv8i8Four: - IsTbx = false; - Layout = ".8b"; - return true; - case ARM64::TBXv16i8One: - case ARM64::TBXv16i8Two: - case ARM64::TBXv16i8Three: - case ARM64::TBXv16i8Four: - IsTbx = true; - Layout = ".16b"; - return true; - case ARM64::TBLv16i8One: - case ARM64::TBLv16i8Two: - case ARM64::TBLv16i8Three: - case ARM64::TBLv16i8Four: - IsTbx = false; - Layout = ".16b"; - return true; - default: - return false; - } -} - -struct LdStNInstrDesc { - unsigned Opcode; - const char *Mnemonic; - const char *Layout; - int ListOperand; - bool HasLane; - int NaturalOffset; -}; - -static LdStNInstrDesc LdStNInstInfo[] = { - { ARM64::LD1i8, "ld1", ".b", 1, true, 0 }, - { ARM64::LD1i16, "ld1", ".h", 1, true, 0 }, - { ARM64::LD1i32, "ld1", ".s", 1, true, 0 }, - { ARM64::LD1i64, "ld1", ".d", 1, true, 0 }, - { ARM64::LD1i8_POST, "ld1", ".b", 2, true, 1 }, - { ARM64::LD1i16_POST, "ld1", ".h", 2, true, 2 }, - { ARM64::LD1i32_POST, "ld1", ".s", 2, true, 4 }, - { ARM64::LD1i64_POST, "ld1", ".d", 2, true, 8 }, - { ARM64::LD1Rv16b, "ld1r", ".16b", 0, false, 0 }, - { ARM64::LD1Rv8h, "ld1r", ".8h", 0, false, 0 }, - { ARM64::LD1Rv4s, "ld1r", ".4s", 0, false, 0 }, - { ARM64::LD1Rv2d, "ld1r", ".2d", 0, false, 0 }, - { ARM64::LD1Rv8b, "ld1r", ".8b", 0, false, 0 }, - { ARM64::LD1Rv4h, "ld1r", ".4h", 0, false, 0 }, - { ARM64::LD1Rv2s, "ld1r", ".2s", 0, false, 0 }, - { ARM64::LD1Rv1d, "ld1r", ".1d", 0, false, 0 }, - { ARM64::LD1Rv16b_POST, "ld1r", ".16b", 1, false, 1 }, - { ARM64::LD1Rv8h_POST, "ld1r", ".8h", 1, false, 2 }, - { ARM64::LD1Rv4s_POST, "ld1r", ".4s", 1, false, 4 }, - { ARM64::LD1Rv2d_POST, "ld1r", ".2d", 1, false, 8 }, - { ARM64::LD1Rv8b_POST, "ld1r", ".8b", 1, false, 1 }, - { ARM64::LD1Rv4h_POST, "ld1r", ".4h", 1, false, 2 }, - { ARM64::LD1Rv2s_POST, "ld1r", ".2s", 1, false, 4 }, - { ARM64::LD1Rv1d_POST, "ld1r", ".1d", 1, false, 8 }, - { ARM64::LD1Onev16b, "ld1", ".16b", 0, false, 0 }, - { ARM64::LD1Onev8h, "ld1", ".8h", 0, false, 0 }, - { ARM64::LD1Onev4s, "ld1", ".4s", 0, false, 0 }, - { ARM64::LD1Onev2d, "ld1", ".2d", 0, false, 0 }, - { ARM64::LD1Onev8b, "ld1", ".8b", 0, false, 0 }, - { ARM64::LD1Onev4h, "ld1", ".4h", 0, false, 0 }, - { ARM64::LD1Onev2s, "ld1", ".2s", 0, false, 0 }, - { ARM64::LD1Onev1d, "ld1", ".1d", 0, false, 0 }, - { ARM64::LD1Onev16b_POST, "ld1", ".16b", 1, false, 16 }, - { ARM64::LD1Onev8h_POST, "ld1", ".8h", 1, false, 16 }, - { ARM64::LD1Onev4s_POST, "ld1", ".4s", 1, false, 16 }, - { ARM64::LD1Onev2d_POST, "ld1", ".2d", 1, false, 16 }, - { ARM64::LD1Onev8b_POST, "ld1", ".8b", 1, false, 8 }, - { ARM64::LD1Onev4h_POST, "ld1", ".4h", 1, false, 8 }, - { ARM64::LD1Onev2s_POST, "ld1", ".2s", 1, false, 8 }, - { ARM64::LD1Onev1d_POST, "ld1", ".1d", 1, false, 8 }, - { ARM64::LD1Twov16b, "ld1", ".16b", 0, false, 0 }, - { ARM64::LD1Twov8h, "ld1", ".8h", 0, false, 0 }, - { ARM64::LD1Twov4s, "ld1", ".4s", 0, false, 0 }, - { ARM64::LD1Twov2d, "ld1", ".2d", 0, false, 0 }, - { ARM64::LD1Twov8b, "ld1", ".8b", 0, false, 0 }, - { ARM64::LD1Twov4h, "ld1", ".4h", 0, false, 0 }, - { ARM64::LD1Twov2s, "ld1", ".2s", 0, false, 0 }, - { ARM64::LD1Twov1d, "ld1", ".1d", 0, false, 0 }, - { ARM64::LD1Twov16b_POST, "ld1", ".16b", 1, false, 32 }, - { ARM64::LD1Twov8h_POST, "ld1", ".8h", 1, false, 32 }, - { ARM64::LD1Twov4s_POST, "ld1", ".4s", 1, false, 32 }, - { ARM64::LD1Twov2d_POST, "ld1", ".2d", 1, false, 32 }, - { ARM64::LD1Twov8b_POST, "ld1", ".8b", 1, false, 16 }, - { ARM64::LD1Twov4h_POST, "ld1", ".4h", 1, false, 16 }, - { ARM64::LD1Twov2s_POST, "ld1", ".2s", 1, false, 16 }, - { ARM64::LD1Twov1d_POST, "ld1", ".1d", 1, false, 16 }, - { ARM64::LD1Threev16b, "ld1", ".16b", 0, false, 0 }, - { ARM64::LD1Threev8h, "ld1", ".8h", 0, false, 0 }, - { ARM64::LD1Threev4s, "ld1", ".4s", 0, false, 0 }, - { ARM64::LD1Threev2d, "ld1", ".2d", 0, false, 0 }, - { ARM64::LD1Threev8b, "ld1", ".8b", 0, false, 0 }, - { ARM64::LD1Threev4h, "ld1", ".4h", 0, false, 0 }, - { ARM64::LD1Threev2s, "ld1", ".2s", 0, false, 0 }, - { ARM64::LD1Threev1d, "ld1", ".1d", 0, false, 0 }, - { ARM64::LD1Threev16b_POST, "ld1", ".16b", 1, false, 48 }, - { ARM64::LD1Threev8h_POST, "ld1", ".8h", 1, false, 48 }, - { ARM64::LD1Threev4s_POST, "ld1", ".4s", 1, false, 48 }, - { ARM64::LD1Threev2d_POST, "ld1", ".2d", 1, false, 48 }, - { ARM64::LD1Threev8b_POST, "ld1", ".8b", 1, false, 24 }, - { ARM64::LD1Threev4h_POST, "ld1", ".4h", 1, false, 24 }, - { ARM64::LD1Threev2s_POST, "ld1", ".2s", 1, false, 24 }, - { ARM64::LD1Threev1d_POST, "ld1", ".1d", 1, false, 24 }, - { ARM64::LD1Fourv16b, "ld1", ".16b", 0, false, 0 }, - { ARM64::LD1Fourv8h, "ld1", ".8h", 0, false, 0 }, - { ARM64::LD1Fourv4s, "ld1", ".4s", 0, false, 0 }, - { ARM64::LD1Fourv2d, "ld1", ".2d", 0, false, 0 }, - { ARM64::LD1Fourv8b, "ld1", ".8b", 0, false, 0 }, - { ARM64::LD1Fourv4h, "ld1", ".4h", 0, false, 0 }, - { ARM64::LD1Fourv2s, "ld1", ".2s", 0, false, 0 }, - { ARM64::LD1Fourv1d, "ld1", ".1d", 0, false, 0 }, - { ARM64::LD1Fourv16b_POST, "ld1", ".16b", 1, false, 64 }, - { ARM64::LD1Fourv8h_POST, "ld1", ".8h", 1, false, 64 }, - { ARM64::LD1Fourv4s_POST, "ld1", ".4s", 1, false, 64 }, - { ARM64::LD1Fourv2d_POST, "ld1", ".2d", 1, false, 64 }, - { ARM64::LD1Fourv8b_POST, "ld1", ".8b", 1, false, 32 }, - { ARM64::LD1Fourv4h_POST, "ld1", ".4h", 1, false, 32 }, - { ARM64::LD1Fourv2s_POST, "ld1", ".2s", 1, false, 32 }, - { ARM64::LD1Fourv1d_POST, "ld1", ".1d", 1, false, 32 }, - { ARM64::LD2i8, "ld2", ".b", 1, true, 0 }, - { ARM64::LD2i16, "ld2", ".h", 1, true, 0 }, - { ARM64::LD2i32, "ld2", ".s", 1, true, 0 }, - { ARM64::LD2i64, "ld2", ".d", 1, true, 0 }, - { ARM64::LD2i8_POST, "ld2", ".b", 2, true, 2 }, - { ARM64::LD2i16_POST, "ld2", ".h", 2, true, 4 }, - { ARM64::LD2i32_POST, "ld2", ".s", 2, true, 8 }, - { ARM64::LD2i64_POST, "ld2", ".d", 2, true, 16 }, - { ARM64::LD2Rv16b, "ld2r", ".16b", 0, false, 0 }, - { ARM64::LD2Rv8h, "ld2r", ".8h", 0, false, 0 }, - { ARM64::LD2Rv4s, "ld2r", ".4s", 0, false, 0 }, - { ARM64::LD2Rv2d, "ld2r", ".2d", 0, false, 0 }, - { ARM64::LD2Rv8b, "ld2r", ".8b", 0, false, 0 }, - { ARM64::LD2Rv4h, "ld2r", ".4h", 0, false, 0 }, - { ARM64::LD2Rv2s, "ld2r", ".2s", 0, false, 0 }, - { ARM64::LD2Rv1d, "ld2r", ".1d", 0, false, 0 }, - { ARM64::LD2Rv16b_POST, "ld2r", ".16b", 1, false, 2 }, - { ARM64::LD2Rv8h_POST, "ld2r", ".8h", 1, false, 4 }, - { ARM64::LD2Rv4s_POST, "ld2r", ".4s", 1, false, 8 }, - { ARM64::LD2Rv2d_POST, "ld2r", ".2d", 1, false, 16 }, - { ARM64::LD2Rv8b_POST, "ld2r", ".8b", 1, false, 2 }, - { ARM64::LD2Rv4h_POST, "ld2r", ".4h", 1, false, 4 }, - { ARM64::LD2Rv2s_POST, "ld2r", ".2s", 1, false, 8 }, - { ARM64::LD2Rv1d_POST, "ld2r", ".1d", 1, false, 16 }, - { ARM64::LD2Twov16b, "ld2", ".16b", 0, false, 0 }, - { ARM64::LD2Twov8h, "ld2", ".8h", 0, false, 0 }, - { ARM64::LD2Twov4s, "ld2", ".4s", 0, false, 0 }, - { ARM64::LD2Twov2d, "ld2", ".2d", 0, false, 0 }, - { ARM64::LD2Twov8b, "ld2", ".8b", 0, false, 0 }, - { ARM64::LD2Twov4h, "ld2", ".4h", 0, false, 0 }, - { ARM64::LD2Twov2s, "ld2", ".2s", 0, false, 0 }, - { ARM64::LD2Twov16b_POST, "ld2", ".16b", 1, false, 32 }, - { ARM64::LD2Twov8h_POST, "ld2", ".8h", 1, false, 32 }, - { ARM64::LD2Twov4s_POST, "ld2", ".4s", 1, false, 32 }, - { ARM64::LD2Twov2d_POST, "ld2", ".2d", 1, false, 32 }, - { ARM64::LD2Twov8b_POST, "ld2", ".8b", 1, false, 16 }, - { ARM64::LD2Twov4h_POST, "ld2", ".4h", 1, false, 16 }, - { ARM64::LD2Twov2s_POST, "ld2", ".2s", 1, false, 16 }, - { ARM64::LD3i8, "ld3", ".b", 1, true, 0 }, - { ARM64::LD3i16, "ld3", ".h", 1, true, 0 }, - { ARM64::LD3i32, "ld3", ".s", 1, true, 0 }, - { ARM64::LD3i64, "ld3", ".d", 1, true, 0 }, - { ARM64::LD3i8_POST, "ld3", ".b", 2, true, 3 }, - { ARM64::LD3i16_POST, "ld3", ".h", 2, true, 6 }, - { ARM64::LD3i32_POST, "ld3", ".s", 2, true, 12 }, - { ARM64::LD3i64_POST, "ld3", ".d", 2, true, 24 }, - { ARM64::LD3Rv16b, "ld3r", ".16b", 0, false, 0 }, - { ARM64::LD3Rv8h, "ld3r", ".8h", 0, false, 0 }, - { ARM64::LD3Rv4s, "ld3r", ".4s", 0, false, 0 }, - { ARM64::LD3Rv2d, "ld3r", ".2d", 0, false, 0 }, - { ARM64::LD3Rv8b, "ld3r", ".8b", 0, false, 0 }, - { ARM64::LD3Rv4h, "ld3r", ".4h", 0, false, 0 }, - { ARM64::LD3Rv2s, "ld3r", ".2s", 0, false, 0 }, - { ARM64::LD3Rv1d, "ld3r", ".1d", 0, false, 0 }, - { ARM64::LD3Rv16b_POST, "ld3r", ".16b", 1, false, 3 }, - { ARM64::LD3Rv8h_POST, "ld3r", ".8h", 1, false, 6 }, - { ARM64::LD3Rv4s_POST, "ld3r", ".4s", 1, false, 12 }, - { ARM64::LD3Rv2d_POST, "ld3r", ".2d", 1, false, 24 }, - { ARM64::LD3Rv8b_POST, "ld3r", ".8b", 1, false, 3 }, - { ARM64::LD3Rv4h_POST, "ld3r", ".4h", 1, false, 6 }, - { ARM64::LD3Rv2s_POST, "ld3r", ".2s", 1, false, 12 }, - { ARM64::LD3Rv1d_POST, "ld3r", ".1d", 1, false, 24 }, - { ARM64::LD3Threev16b, "ld3", ".16b", 0, false, 0 }, - { ARM64::LD3Threev8h, "ld3", ".8h", 0, false, 0 }, - { ARM64::LD3Threev4s, "ld3", ".4s", 0, false, 0 }, - { ARM64::LD3Threev2d, "ld3", ".2d", 0, false, 0 }, - { ARM64::LD3Threev8b, "ld3", ".8b", 0, false, 0 }, - { ARM64::LD3Threev4h, "ld3", ".4h", 0, false, 0 }, - { ARM64::LD3Threev2s, "ld3", ".2s", 0, false, 0 }, - { ARM64::LD3Threev16b_POST, "ld3", ".16b", 1, false, 48 }, - { ARM64::LD3Threev8h_POST, "ld3", ".8h", 1, false, 48 }, - { ARM64::LD3Threev4s_POST, "ld3", ".4s", 1, false, 48 }, - { ARM64::LD3Threev2d_POST, "ld3", ".2d", 1, false, 48 }, - { ARM64::LD3Threev8b_POST, "ld3", ".8b", 1, false, 24 }, - { ARM64::LD3Threev4h_POST, "ld3", ".4h", 1, false, 24 }, - { ARM64::LD3Threev2s_POST, "ld3", ".2s", 1, false, 24 }, - { ARM64::LD4i8, "ld4", ".b", 1, true, 0 }, - { ARM64::LD4i16, "ld4", ".h", 1, true, 0 }, - { ARM64::LD4i32, "ld4", ".s", 1, true, 0 }, - { ARM64::LD4i64, "ld4", ".d", 1, true, 0 }, - { ARM64::LD4i8_POST, "ld4", ".b", 2, true, 4 }, - { ARM64::LD4i16_POST, "ld4", ".h", 2, true, 8 }, - { ARM64::LD4i32_POST, "ld4", ".s", 2, true, 16 }, - { ARM64::LD4i64_POST, "ld4", ".d", 2, true, 32 }, - { ARM64::LD4Rv16b, "ld4r", ".16b", 0, false, 0 }, - { ARM64::LD4Rv8h, "ld4r", ".8h", 0, false, 0 }, - { ARM64::LD4Rv4s, "ld4r", ".4s", 0, false, 0 }, - { ARM64::LD4Rv2d, "ld4r", ".2d", 0, false, 0 }, - { ARM64::LD4Rv8b, "ld4r", ".8b", 0, false, 0 }, - { ARM64::LD4Rv4h, "ld4r", ".4h", 0, false, 0 }, - { ARM64::LD4Rv2s, "ld4r", ".2s", 0, false, 0 }, - { ARM64::LD4Rv1d, "ld4r", ".1d", 0, false, 0 }, - { ARM64::LD4Rv16b_POST, "ld4r", ".16b", 1, false, 4 }, - { ARM64::LD4Rv8h_POST, "ld4r", ".8h", 1, false, 8 }, - { ARM64::LD4Rv4s_POST, "ld4r", ".4s", 1, false, 16 }, - { ARM64::LD4Rv2d_POST, "ld4r", ".2d", 1, false, 32 }, - { ARM64::LD4Rv8b_POST, "ld4r", ".8b", 1, false, 4 }, - { ARM64::LD4Rv4h_POST, "ld4r", ".4h", 1, false, 8 }, - { ARM64::LD4Rv2s_POST, "ld4r", ".2s", 1, false, 16 }, - { ARM64::LD4Rv1d_POST, "ld4r", ".1d", 1, false, 32 }, - { ARM64::LD4Fourv16b, "ld4", ".16b", 0, false, 0 }, - { ARM64::LD4Fourv8h, "ld4", ".8h", 0, false, 0 }, - { ARM64::LD4Fourv4s, "ld4", ".4s", 0, false, 0 }, - { ARM64::LD4Fourv2d, "ld4", ".2d", 0, false, 0 }, - { ARM64::LD4Fourv8b, "ld4", ".8b", 0, false, 0 }, - { ARM64::LD4Fourv4h, "ld4", ".4h", 0, false, 0 }, - { ARM64::LD4Fourv2s, "ld4", ".2s", 0, false, 0 }, - { ARM64::LD4Fourv16b_POST, "ld4", ".16b", 1, false, 64 }, - { ARM64::LD4Fourv8h_POST, "ld4", ".8h", 1, false, 64 }, - { ARM64::LD4Fourv4s_POST, "ld4", ".4s", 1, false, 64 }, - { ARM64::LD4Fourv2d_POST, "ld4", ".2d", 1, false, 64 }, - { ARM64::LD4Fourv8b_POST, "ld4", ".8b", 1, false, 32 }, - { ARM64::LD4Fourv4h_POST, "ld4", ".4h", 1, false, 32 }, - { ARM64::LD4Fourv2s_POST, "ld4", ".2s", 1, false, 32 }, - { ARM64::ST1i8, "st1", ".b", 0, true, 0 }, - { ARM64::ST1i16, "st1", ".h", 0, true, 0 }, - { ARM64::ST1i32, "st1", ".s", 0, true, 0 }, - { ARM64::ST1i64, "st1", ".d", 0, true, 0 }, - { ARM64::ST1i8_POST, "st1", ".b", 1, true, 1 }, - { ARM64::ST1i16_POST, "st1", ".h", 1, true, 2 }, - { ARM64::ST1i32_POST, "st1", ".s", 1, true, 4 }, - { ARM64::ST1i64_POST, "st1", ".d", 1, true, 8 }, - { ARM64::ST1Onev16b, "st1", ".16b", 0, false, 0 }, - { ARM64::ST1Onev8h, "st1", ".8h", 0, false, 0 }, - { ARM64::ST1Onev4s, "st1", ".4s", 0, false, 0 }, - { ARM64::ST1Onev2d, "st1", ".2d", 0, false, 0 }, - { ARM64::ST1Onev8b, "st1", ".8b", 0, false, 0 }, - { ARM64::ST1Onev4h, "st1", ".4h", 0, false, 0 }, - { ARM64::ST1Onev2s, "st1", ".2s", 0, false, 0 }, - { ARM64::ST1Onev1d, "st1", ".1d", 0, false, 0 }, - { ARM64::ST1Onev16b_POST, "st1", ".16b", 1, false, 16 }, - { ARM64::ST1Onev8h_POST, "st1", ".8h", 1, false, 16 }, - { ARM64::ST1Onev4s_POST, "st1", ".4s", 1, false, 16 }, - { ARM64::ST1Onev2d_POST, "st1", ".2d", 1, false, 16 }, - { ARM64::ST1Onev8b_POST, "st1", ".8b", 1, false, 8 }, - { ARM64::ST1Onev4h_POST, "st1", ".4h", 1, false, 8 }, - { ARM64::ST1Onev2s_POST, "st1", ".2s", 1, false, 8 }, - { ARM64::ST1Onev1d_POST, "st1", ".1d", 1, false, 8 }, - { ARM64::ST1Twov16b, "st1", ".16b", 0, false, 0 }, - { ARM64::ST1Twov8h, "st1", ".8h", 0, false, 0 }, - { ARM64::ST1Twov4s, "st1", ".4s", 0, false, 0 }, - { ARM64::ST1Twov2d, "st1", ".2d", 0, false, 0 }, - { ARM64::ST1Twov8b, "st1", ".8b", 0, false, 0 }, - { ARM64::ST1Twov4h, "st1", ".4h", 0, false, 0 }, - { ARM64::ST1Twov2s, "st1", ".2s", 0, false, 0 }, - { ARM64::ST1Twov1d, "st1", ".1d", 0, false, 0 }, - { ARM64::ST1Twov16b_POST, "st1", ".16b", 1, false, 32 }, - { ARM64::ST1Twov8h_POST, "st1", ".8h", 1, false, 32 }, - { ARM64::ST1Twov4s_POST, "st1", ".4s", 1, false, 32 }, - { ARM64::ST1Twov2d_POST, "st1", ".2d", 1, false, 32 }, - { ARM64::ST1Twov8b_POST, "st1", ".8b", 1, false, 16 }, - { ARM64::ST1Twov4h_POST, "st1", ".4h", 1, false, 16 }, - { ARM64::ST1Twov2s_POST, "st1", ".2s", 1, false, 16 }, - { ARM64::ST1Twov1d_POST, "st1", ".1d", 1, false, 16 }, - { ARM64::ST1Threev16b, "st1", ".16b", 0, false, 0 }, - { ARM64::ST1Threev8h, "st1", ".8h", 0, false, 0 }, - { ARM64::ST1Threev4s, "st1", ".4s", 0, false, 0 }, - { ARM64::ST1Threev2d, "st1", ".2d", 0, false, 0 }, - { ARM64::ST1Threev8b, "st1", ".8b", 0, false, 0 }, - { ARM64::ST1Threev4h, "st1", ".4h", 0, false, 0 }, - { ARM64::ST1Threev2s, "st1", ".2s", 0, false, 0 }, - { ARM64::ST1Threev1d, "st1", ".1d", 0, false, 0 }, - { ARM64::ST1Threev16b_POST, "st1", ".16b", 1, false, 48 }, - { ARM64::ST1Threev8h_POST, "st1", ".8h", 1, false, 48 }, - { ARM64::ST1Threev4s_POST, "st1", ".4s", 1, false, 48 }, - { ARM64::ST1Threev2d_POST, "st1", ".2d", 1, false, 48 }, - { ARM64::ST1Threev8b_POST, "st1", ".8b", 1, false, 24 }, - { ARM64::ST1Threev4h_POST, "st1", ".4h", 1, false, 24 }, - { ARM64::ST1Threev2s_POST, "st1", ".2s", 1, false, 24 }, - { ARM64::ST1Threev1d_POST, "st1", ".1d", 1, false, 24 }, - { ARM64::ST1Fourv16b, "st1", ".16b", 0, false, 0 }, - { ARM64::ST1Fourv8h, "st1", ".8h", 0, false, 0 }, - { ARM64::ST1Fourv4s, "st1", ".4s", 0, false, 0 }, - { ARM64::ST1Fourv2d, "st1", ".2d", 0, false, 0 }, - { ARM64::ST1Fourv8b, "st1", ".8b", 0, false, 0 }, - { ARM64::ST1Fourv4h, "st1", ".4h", 0, false, 0 }, - { ARM64::ST1Fourv2s, "st1", ".2s", 0, false, 0 }, - { ARM64::ST1Fourv1d, "st1", ".1d", 0, false, 0 }, - { ARM64::ST1Fourv16b_POST, "st1", ".16b", 1, false, 64 }, - { ARM64::ST1Fourv8h_POST, "st1", ".8h", 1, false, 64 }, - { ARM64::ST1Fourv4s_POST, "st1", ".4s", 1, false, 64 }, - { ARM64::ST1Fourv2d_POST, "st1", ".2d", 1, false, 64 }, - { ARM64::ST1Fourv8b_POST, "st1", ".8b", 1, false, 32 }, - { ARM64::ST1Fourv4h_POST, "st1", ".4h", 1, false, 32 }, - { ARM64::ST1Fourv2s_POST, "st1", ".2s", 1, false, 32 }, - { ARM64::ST1Fourv1d_POST, "st1", ".1d", 1, false, 32 }, - { ARM64::ST2i8, "st2", ".b", 0, true, 0 }, - { ARM64::ST2i16, "st2", ".h", 0, true, 0 }, - { ARM64::ST2i32, "st2", ".s", 0, true, 0 }, - { ARM64::ST2i64, "st2", ".d", 0, true, 0 }, - { ARM64::ST2i8_POST, "st2", ".b", 1, true, 2 }, - { ARM64::ST2i16_POST, "st2", ".h", 1, true, 4 }, - { ARM64::ST2i32_POST, "st2", ".s", 1, true, 8 }, - { ARM64::ST2i64_POST, "st2", ".d", 1, true, 16 }, - { ARM64::ST2Twov16b, "st2", ".16b", 0, false, 0 }, - { ARM64::ST2Twov8h, "st2", ".8h", 0, false, 0 }, - { ARM64::ST2Twov4s, "st2", ".4s", 0, false, 0 }, - { ARM64::ST2Twov2d, "st2", ".2d", 0, false, 0 }, - { ARM64::ST2Twov8b, "st2", ".8b", 0, false, 0 }, - { ARM64::ST2Twov4h, "st2", ".4h", 0, false, 0 }, - { ARM64::ST2Twov2s, "st2", ".2s", 0, false, 0 }, - { ARM64::ST2Twov16b_POST, "st2", ".16b", 1, false, 32 }, - { ARM64::ST2Twov8h_POST, "st2", ".8h", 1, false, 32 }, - { ARM64::ST2Twov4s_POST, "st2", ".4s", 1, false, 32 }, - { ARM64::ST2Twov2d_POST, "st2", ".2d", 1, false, 32 }, - { ARM64::ST2Twov8b_POST, "st2", ".8b", 1, false, 16 }, - { ARM64::ST2Twov4h_POST, "st2", ".4h", 1, false, 16 }, - { ARM64::ST2Twov2s_POST, "st2", ".2s", 1, false, 16 }, - { ARM64::ST3i8, "st3", ".b", 0, true, 0 }, - { ARM64::ST3i16, "st3", ".h", 0, true, 0 }, - { ARM64::ST3i32, "st3", ".s", 0, true, 0 }, - { ARM64::ST3i64, "st3", ".d", 0, true, 0 }, - { ARM64::ST3i8_POST, "st3", ".b", 1, true, 3 }, - { ARM64::ST3i16_POST, "st3", ".h", 1, true, 6 }, - { ARM64::ST3i32_POST, "st3", ".s", 1, true, 12 }, - { ARM64::ST3i64_POST, "st3", ".d", 1, true, 24 }, - { ARM64::ST3Threev16b, "st3", ".16b", 0, false, 0 }, - { ARM64::ST3Threev8h, "st3", ".8h", 0, false, 0 }, - { ARM64::ST3Threev4s, "st3", ".4s", 0, false, 0 }, - { ARM64::ST3Threev2d, "st3", ".2d", 0, false, 0 }, - { ARM64::ST3Threev8b, "st3", ".8b", 0, false, 0 }, - { ARM64::ST3Threev4h, "st3", ".4h", 0, false, 0 }, - { ARM64::ST3Threev2s, "st3", ".2s", 0, false, 0 }, - { ARM64::ST3Threev16b_POST, "st3", ".16b", 1, false, 48 }, - { ARM64::ST3Threev8h_POST, "st3", ".8h", 1, false, 48 }, - { ARM64::ST3Threev4s_POST, "st3", ".4s", 1, false, 48 }, - { ARM64::ST3Threev2d_POST, "st3", ".2d", 1, false, 48 }, - { ARM64::ST3Threev8b_POST, "st3", ".8b", 1, false, 24 }, - { ARM64::ST3Threev4h_POST, "st3", ".4h", 1, false, 24 }, - { ARM64::ST3Threev2s_POST, "st3", ".2s", 1, false, 24 }, - { ARM64::ST4i8, "st4", ".b", 0, true, 0 }, - { ARM64::ST4i16, "st4", ".h", 0, true, 0 }, - { ARM64::ST4i32, "st4", ".s", 0, true, 0 }, - { ARM64::ST4i64, "st4", ".d", 0, true, 0 }, - { ARM64::ST4i8_POST, "st4", ".b", 1, true, 4 }, - { ARM64::ST4i16_POST, "st4", ".h", 1, true, 8 }, - { ARM64::ST4i32_POST, "st4", ".s", 1, true, 16 }, - { ARM64::ST4i64_POST, "st4", ".d", 1, true, 32 }, - { ARM64::ST4Fourv16b, "st4", ".16b", 0, false, 0 }, - { ARM64::ST4Fourv8h, "st4", ".8h", 0, false, 0 }, - { ARM64::ST4Fourv4s, "st4", ".4s", 0, false, 0 }, - { ARM64::ST4Fourv2d, "st4", ".2d", 0, false, 0 }, - { ARM64::ST4Fourv8b, "st4", ".8b", 0, false, 0 }, - { ARM64::ST4Fourv4h, "st4", ".4h", 0, false, 0 }, - { ARM64::ST4Fourv2s, "st4", ".2s", 0, false, 0 }, - { ARM64::ST4Fourv16b_POST, "st4", ".16b", 1, false, 64 }, - { ARM64::ST4Fourv8h_POST, "st4", ".8h", 1, false, 64 }, - { ARM64::ST4Fourv4s_POST, "st4", ".4s", 1, false, 64 }, - { ARM64::ST4Fourv2d_POST, "st4", ".2d", 1, false, 64 }, - { ARM64::ST4Fourv8b_POST, "st4", ".8b", 1, false, 32 }, - { ARM64::ST4Fourv4h_POST, "st4", ".4h", 1, false, 32 }, - { ARM64::ST4Fourv2s_POST, "st4", ".2s", 1, false, 32 }, -}; - -static LdStNInstrDesc *getLdStNInstrDesc(unsigned Opcode) { - unsigned Idx; - for (Idx = 0; Idx != array_lengthof(LdStNInstInfo); ++Idx) - if (LdStNInstInfo[Idx].Opcode == Opcode) - return &LdStNInstInfo[Idx]; - - return nullptr; -} - -void ARM64AppleInstPrinter::printInst(const MCInst *MI, raw_ostream &O, - StringRef Annot) { - unsigned Opcode = MI->getOpcode(); - StringRef Layout, Mnemonic; - - bool IsTbx; - if (isTblTbxInstruction(MI->getOpcode(), Layout, IsTbx)) { - O << "\t" << (IsTbx ? "tbx" : "tbl") << Layout << '\t' - << getRegisterName(MI->getOperand(0).getReg(), ARM64::vreg) << ", "; - - unsigned ListOpNum = IsTbx ? 2 : 1; - printVectorList(MI, ListOpNum, O, ""); - - O << ", " - << getRegisterName(MI->getOperand(ListOpNum + 1).getReg(), ARM64::vreg); - printAnnotation(O, Annot); - return; - } - - if (LdStNInstrDesc *LdStDesc = getLdStNInstrDesc(Opcode)) { - O << "\t" << LdStDesc->Mnemonic << LdStDesc->Layout << '\t'; - - // Now onto the operands: first a vector list with possible lane - // specifier. E.g. { v0 }[2] - int OpNum = LdStDesc->ListOperand; - printVectorList(MI, OpNum++, O, ""); - - if (LdStDesc->HasLane) - O << '[' << MI->getOperand(OpNum++).getImm() << ']'; - - // Next the address: [xN] - unsigned AddrReg = MI->getOperand(OpNum++).getReg(); - O << ", [" << getRegisterName(AddrReg) << ']'; - - // Finally, there might be a post-indexed offset. - if (LdStDesc->NaturalOffset != 0) { - unsigned Reg = MI->getOperand(OpNum++).getReg(); - if (Reg != ARM64::XZR) - O << ", " << getRegisterName(Reg); - else { - assert(LdStDesc->NaturalOffset && "no offset on post-inc instruction?"); - O << ", #" << LdStDesc->NaturalOffset; - } - } - - printAnnotation(O, Annot); - return; - } - - ARM64InstPrinter::printInst(MI, O, Annot); -} - -bool ARM64InstPrinter::printSysAlias(const MCInst *MI, raw_ostream &O) { -#ifndef NDEBUG - unsigned Opcode = MI->getOpcode(); - assert(Opcode == ARM64::SYSxt && "Invalid opcode for SYS alias!"); -#endif - - const char *Asm = nullptr; - const MCOperand &Op1 = MI->getOperand(0); - const MCOperand &Cn = MI->getOperand(1); - const MCOperand &Cm = MI->getOperand(2); - const MCOperand &Op2 = MI->getOperand(3); - - unsigned Op1Val = Op1.getImm(); - unsigned CnVal = Cn.getImm(); - unsigned CmVal = Cm.getImm(); - unsigned Op2Val = Op2.getImm(); - - if (CnVal == 7) { - switch (CmVal) { - default: - break; - - // IC aliases - case 1: - if (Op1Val == 0 && Op2Val == 0) - Asm = "ic\tialluis"; - break; - case 5: - if (Op1Val == 0 && Op2Val == 0) - Asm = "ic\tiallu"; - else if (Op1Val == 3 && Op2Val == 1) - Asm = "ic\tivau"; - break; - - // DC aliases - case 4: - if (Op1Val == 3 && Op2Val == 1) - Asm = "dc\tzva"; - break; - case 6: - if (Op1Val == 0 && Op2Val == 1) - Asm = "dc\tivac"; - if (Op1Val == 0 && Op2Val == 2) - Asm = "dc\tisw"; - break; - case 10: - if (Op1Val == 3 && Op2Val == 1) - Asm = "dc\tcvac"; - else if (Op1Val == 0 && Op2Val == 2) - Asm = "dc\tcsw"; - break; - case 11: - if (Op1Val == 3 && Op2Val == 1) - Asm = "dc\tcvau"; - break; - case 14: - if (Op1Val == 3 && Op2Val == 1) - Asm = "dc\tcivac"; - else if (Op1Val == 0 && Op2Val == 2) - Asm = "dc\tcisw"; - break; - - // AT aliases - case 8: - switch (Op1Val) { - default: - break; - case 0: - switch (Op2Val) { - default: - break; - case 0: Asm = "at\ts1e1r"; break; - case 1: Asm = "at\ts1e1w"; break; - case 2: Asm = "at\ts1e0r"; break; - case 3: Asm = "at\ts1e0w"; break; - } - break; - case 4: - switch (Op2Val) { - default: - break; - case 0: Asm = "at\ts1e2r"; break; - case 1: Asm = "at\ts1e2w"; break; - case 4: Asm = "at\ts12e1r"; break; - case 5: Asm = "at\ts12e1w"; break; - case 6: Asm = "at\ts12e0r"; break; - case 7: Asm = "at\ts12e0w"; break; - } - break; - case 6: - switch (Op2Val) { - default: - break; - case 0: Asm = "at\ts1e3r"; break; - case 1: Asm = "at\ts1e3w"; break; - } - break; - } - break; - } - } else if (CnVal == 8) { - // TLBI aliases - switch (CmVal) { - default: - break; - case 3: - switch (Op1Val) { - default: - break; - case 0: - switch (Op2Val) { - default: - break; - case 0: Asm = "tlbi\tvmalle1is"; break; - case 1: Asm = "tlbi\tvae1is"; break; - case 2: Asm = "tlbi\taside1is"; break; - case 3: Asm = "tlbi\tvaae1is"; break; - case 5: Asm = "tlbi\tvale1is"; break; - case 7: Asm = "tlbi\tvaale1is"; break; - } - break; - case 4: - switch (Op2Val) { - default: - break; - case 0: Asm = "tlbi\talle2is"; break; - case 1: Asm = "tlbi\tvae2is"; break; - case 4: Asm = "tlbi\talle1is"; break; - case 5: Asm = "tlbi\tvale2is"; break; - case 6: Asm = "tlbi\tvmalls12e1is"; break; - } - break; - case 6: - switch (Op2Val) { - default: - break; - case 0: Asm = "tlbi\talle3is"; break; - case 1: Asm = "tlbi\tvae3is"; break; - case 5: Asm = "tlbi\tvale3is"; break; - } - break; - } - break; - case 0: - switch (Op1Val) { - default: - break; - case 4: - switch (Op2Val) { - default: - break; - case 1: Asm = "tlbi\tipas2e1is"; break; - case 5: Asm = "tlbi\tipas2le1is"; break; - } - break; - } - break; - case 4: - switch (Op1Val) { - default: - break; - case 4: - switch (Op2Val) { - default: - break; - case 1: Asm = "tlbi\tipas2e1"; break; - case 5: Asm = "tlbi\tipas2le1"; break; - } - break; - } - break; - case 7: - switch (Op1Val) { - default: - break; - case 0: - switch (Op2Val) { - default: - break; - case 0: Asm = "tlbi\tvmalle1"; break; - case 1: Asm = "tlbi\tvae1"; break; - case 2: Asm = "tlbi\taside1"; break; - case 3: Asm = "tlbi\tvaae1"; break; - case 5: Asm = "tlbi\tvale1"; break; - case 7: Asm = "tlbi\tvaale1"; break; - } - break; - case 4: - switch (Op2Val) { - default: - break; - case 0: Asm = "tlbi\talle2"; break; - case 1: Asm = "tlbi\tvae2"; break; - case 4: Asm = "tlbi\talle1"; break; - case 5: Asm = "tlbi\tvale2"; break; - case 6: Asm = "tlbi\tvmalls12e1"; break; - } - break; - case 6: - switch (Op2Val) { - default: - break; - case 0: Asm = "tlbi\talle3"; break; - case 1: Asm = "tlbi\tvae3"; break; - case 5: Asm = "tlbi\tvale3"; break; - } - break; - } - break; - } - } - - if (Asm) { - unsigned Reg = MI->getOperand(4).getReg(); - - O << '\t' << Asm; - if (StringRef(Asm).lower().find("all") == StringRef::npos) - O << ", " << getRegisterName(Reg); - } - - return Asm != nullptr; -} - -void ARM64InstPrinter::printOperand(const MCInst *MI, unsigned OpNo, - raw_ostream &O) { - const MCOperand &Op = MI->getOperand(OpNo); - if (Op.isReg()) { - unsigned Reg = Op.getReg(); - O << getRegisterName(Reg); - } else if (Op.isImm()) { - O << '#' << Op.getImm(); - } else { - assert(Op.isExpr() && "unknown operand kind in printOperand"); - O << *Op.getExpr(); - } -} - -void ARM64InstPrinter::printHexImm(const MCInst *MI, unsigned OpNo, - raw_ostream &O) { - const MCOperand &Op = MI->getOperand(OpNo); - O << format("#%#llx", Op.getImm()); -} - -void ARM64InstPrinter::printPostIncOperand(const MCInst *MI, unsigned OpNo, - unsigned Imm, raw_ostream &O) { - const MCOperand &Op = MI->getOperand(OpNo); - if (Op.isReg()) { - unsigned Reg = Op.getReg(); - if (Reg == ARM64::XZR) - O << "#" << Imm; - else - O << getRegisterName(Reg); - } else - assert(0 && "unknown operand kind in printPostIncOperand64"); -} - -void ARM64InstPrinter::printVRegOperand(const MCInst *MI, unsigned OpNo, - raw_ostream &O) { - const MCOperand &Op = MI->getOperand(OpNo); - assert(Op.isReg() && "Non-register vreg operand!"); - unsigned Reg = Op.getReg(); - O << getRegisterName(Reg, ARM64::vreg); -} - -void ARM64InstPrinter::printSysCROperand(const MCInst *MI, unsigned OpNo, - raw_ostream &O) { - const MCOperand &Op = MI->getOperand(OpNo); - assert(Op.isImm() && "System instruction C[nm] operands must be immediates!"); - O << "c" << Op.getImm(); -} - -void ARM64InstPrinter::printAddSubImm(const MCInst *MI, unsigned OpNum, - raw_ostream &O) { - const MCOperand &MO = MI->getOperand(OpNum); - if (MO.isImm()) { - unsigned Val = (MO.getImm() & 0xfff); - assert(Val == MO.getImm() && "Add/sub immediate out of range!"); - unsigned Shift = - ARM64_AM::getShiftValue(MI->getOperand(OpNum + 1).getImm()); - O << '#' << Val; - if (Shift != 0) - printShifter(MI, OpNum + 1, O); - - if (CommentStream) - *CommentStream << '=' << (Val << Shift) << '\n'; - } else { - assert(MO.isExpr() && "Unexpected operand type!"); - O << *MO.getExpr(); - printShifter(MI, OpNum + 1, O); - } -} - -void ARM64InstPrinter::printLogicalImm32(const MCInst *MI, unsigned OpNum, - raw_ostream &O) { - uint64_t Val = MI->getOperand(OpNum).getImm(); - O << "#0x"; - O.write_hex(ARM64_AM::decodeLogicalImmediate(Val, 32)); -} - -void ARM64InstPrinter::printLogicalImm64(const MCInst *MI, unsigned OpNum, - raw_ostream &O) { - uint64_t Val = MI->getOperand(OpNum).getImm(); - O << "#0x"; - O.write_hex(ARM64_AM::decodeLogicalImmediate(Val, 64)); -} - -void ARM64InstPrinter::printShifter(const MCInst *MI, unsigned OpNum, - raw_ostream &O) { - unsigned Val = MI->getOperand(OpNum).getImm(); - // LSL #0 should not be printed. - if (ARM64_AM::getShiftType(Val) == ARM64_AM::LSL && - ARM64_AM::getShiftValue(Val) == 0) - return; - O << ", " << ARM64_AM::getShiftExtendName(ARM64_AM::getShiftType(Val)) << " #" - << ARM64_AM::getShiftValue(Val); -} - -void ARM64InstPrinter::printShiftedRegister(const MCInst *MI, unsigned OpNum, - raw_ostream &O) { - O << getRegisterName(MI->getOperand(OpNum).getReg()); - printShifter(MI, OpNum + 1, O); -} - -void ARM64InstPrinter::printExtendedRegister(const MCInst *MI, unsigned OpNum, - raw_ostream &O) { - O << getRegisterName(MI->getOperand(OpNum).getReg()); - printArithExtend(MI, OpNum + 1, O); -} - -void ARM64InstPrinter::printArithExtend(const MCInst *MI, unsigned OpNum, - raw_ostream &O) { - unsigned Val = MI->getOperand(OpNum).getImm(); - ARM64_AM::ShiftExtendType ExtType = ARM64_AM::getArithExtendType(Val); - unsigned ShiftVal = ARM64_AM::getArithShiftValue(Val); - - // If the destination or first source register operand is [W]SP, print - // UXTW/UXTX as LSL, and if the shift amount is also zero, print nothing at - // all. - if (ExtType == ARM64_AM::UXTW || ExtType == ARM64_AM::UXTX) { - unsigned Dest = MI->getOperand(0).getReg(); - unsigned Src1 = MI->getOperand(1).getReg(); - if ( ((Dest == ARM64::SP || Src1 == ARM64::SP) && - ExtType == ARM64_AM::UXTX) || - ((Dest == ARM64::WSP || Src1 == ARM64::WSP) && - ExtType == ARM64_AM::UXTW) ) { - if (ShiftVal != 0) - O << ", lsl #" << ShiftVal; - return; - } - } - O << ", " << ARM64_AM::getShiftExtendName(ExtType); - if (ShiftVal != 0) - O << " #" << ShiftVal; -} - -void ARM64InstPrinter::printMemExtend(const MCInst *MI, unsigned OpNum, - raw_ostream &O, char SrcRegKind, - unsigned Width) { - unsigned SignExtend = MI->getOperand(OpNum).getImm(); - unsigned DoShift = MI->getOperand(OpNum + 1).getImm(); - - // sxtw, sxtx, uxtw or lsl (== uxtx) - bool IsLSL = !SignExtend && SrcRegKind == 'x'; - if (IsLSL) - O << "lsl"; - else - O << (SignExtend ? 's' : 'u') << "xt" << SrcRegKind; - - if (DoShift || IsLSL) - O << " #" << Log2_32(Width / 8); -} - -void ARM64InstPrinter::printCondCode(const MCInst *MI, unsigned OpNum, - raw_ostream &O) { - ARM64CC::CondCode CC = (ARM64CC::CondCode)MI->getOperand(OpNum).getImm(); - O << ARM64CC::getCondCodeName(CC); -} - -void ARM64InstPrinter::printInverseCondCode(const MCInst *MI, unsigned OpNum, - raw_ostream &O) { - ARM64CC::CondCode CC = (ARM64CC::CondCode)MI->getOperand(OpNum).getImm(); - O << ARM64CC::getCondCodeName(ARM64CC::getInvertedCondCode(CC)); -} - -void ARM64InstPrinter::printAMNoIndex(const MCInst *MI, unsigned OpNum, - raw_ostream &O) { - O << '[' << getRegisterName(MI->getOperand(OpNum).getReg()) << ']'; -} - -template<int Scale> -void ARM64InstPrinter::printImmScale(const MCInst *MI, unsigned OpNum, - raw_ostream &O) { - O << '#' << Scale * MI->getOperand(OpNum).getImm(); -} - -void ARM64InstPrinter::printUImm12Offset(const MCInst *MI, unsigned OpNum, - unsigned Scale, raw_ostream &O) { - const MCOperand MO = MI->getOperand(OpNum); - if (MO.isImm()) { - O << "#" << (MO.getImm() * Scale); - } else { - assert(MO.isExpr() && "Unexpected operand type!"); - O << *MO.getExpr(); - } -} - -void ARM64InstPrinter::printAMIndexedWB(const MCInst *MI, unsigned OpNum, - unsigned Scale, raw_ostream &O) { - const MCOperand MO1 = MI->getOperand(OpNum + 1); - O << '[' << getRegisterName(MI->getOperand(OpNum).getReg()); - if (MO1.isImm()) { - O << ", #" << (MO1.getImm() * Scale); - } else { - assert(MO1.isExpr() && "Unexpected operand type!"); - O << ", " << *MO1.getExpr(); - } - O << ']'; -} - -void ARM64InstPrinter::printPrefetchOp(const MCInst *MI, unsigned OpNum, - raw_ostream &O) { - unsigned prfop = MI->getOperand(OpNum).getImm(); - bool Valid; - StringRef Name = ARM64PRFM::PRFMMapper().toString(prfop, Valid); - if (Valid) - O << Name; - else - O << '#' << prfop; -} - -void ARM64InstPrinter::printFPImmOperand(const MCInst *MI, unsigned OpNum, - raw_ostream &O) { - const MCOperand &MO = MI->getOperand(OpNum); - float FPImm = MO.isFPImm() ? MO.getFPImm() : ARM64_AM::getFPImmFloat(MO.getImm()); - - // 8 decimal places are enough to perfectly represent permitted floats. - O << format("#%.8f", FPImm); -} - -static unsigned getNextVectorRegister(unsigned Reg, unsigned Stride = 1) { - while (Stride--) { - switch (Reg) { - default: - assert(0 && "Vector register expected!"); - case ARM64::Q0: Reg = ARM64::Q1; break; - case ARM64::Q1: Reg = ARM64::Q2; break; - case ARM64::Q2: Reg = ARM64::Q3; break; - case ARM64::Q3: Reg = ARM64::Q4; break; - case ARM64::Q4: Reg = ARM64::Q5; break; - case ARM64::Q5: Reg = ARM64::Q6; break; - case ARM64::Q6: Reg = ARM64::Q7; break; - case ARM64::Q7: Reg = ARM64::Q8; break; - case ARM64::Q8: Reg = ARM64::Q9; break; - case ARM64::Q9: Reg = ARM64::Q10; break; - case ARM64::Q10: Reg = ARM64::Q11; break; - case ARM64::Q11: Reg = ARM64::Q12; break; - case ARM64::Q12: Reg = ARM64::Q13; break; - case ARM64::Q13: Reg = ARM64::Q14; break; - case ARM64::Q14: Reg = ARM64::Q15; break; - case ARM64::Q15: Reg = ARM64::Q16; break; - case ARM64::Q16: Reg = ARM64::Q17; break; - case ARM64::Q17: Reg = ARM64::Q18; break; - case ARM64::Q18: Reg = ARM64::Q19; break; - case ARM64::Q19: Reg = ARM64::Q20; break; - case ARM64::Q20: Reg = ARM64::Q21; break; - case ARM64::Q21: Reg = ARM64::Q22; break; - case ARM64::Q22: Reg = ARM64::Q23; break; - case ARM64::Q23: Reg = ARM64::Q24; break; - case ARM64::Q24: Reg = ARM64::Q25; break; - case ARM64::Q25: Reg = ARM64::Q26; break; - case ARM64::Q26: Reg = ARM64::Q27; break; - case ARM64::Q27: Reg = ARM64::Q28; break; - case ARM64::Q28: Reg = ARM64::Q29; break; - case ARM64::Q29: Reg = ARM64::Q30; break; - case ARM64::Q30: Reg = ARM64::Q31; break; - // Vector lists can wrap around. - case ARM64::Q31: - Reg = ARM64::Q0; - break; - } - } - return Reg; -} - -void ARM64InstPrinter::printVectorList(const MCInst *MI, unsigned OpNum, - raw_ostream &O, StringRef LayoutSuffix) { - unsigned Reg = MI->getOperand(OpNum).getReg(); - - O << "{ "; - - // Work out how many registers there are in the list (if there is an actual - // list). - unsigned NumRegs = 1; - if (MRI.getRegClass(ARM64::DDRegClassID).contains(Reg) || - MRI.getRegClass(ARM64::QQRegClassID).contains(Reg)) - NumRegs = 2; - else if (MRI.getRegClass(ARM64::DDDRegClassID).contains(Reg) || - MRI.getRegClass(ARM64::QQQRegClassID).contains(Reg)) - NumRegs = 3; - else if (MRI.getRegClass(ARM64::DDDDRegClassID).contains(Reg) || - MRI.getRegClass(ARM64::QQQQRegClassID).contains(Reg)) - NumRegs = 4; - - // Now forget about the list and find out what the first register is. - if (unsigned FirstReg = MRI.getSubReg(Reg, ARM64::dsub0)) - Reg = FirstReg; - else if (unsigned FirstReg = MRI.getSubReg(Reg, ARM64::qsub0)) - Reg = FirstReg; - - // If it's a D-reg, we need to promote it to the equivalent Q-reg before - // printing (otherwise getRegisterName fails). - if (MRI.getRegClass(ARM64::FPR64RegClassID).contains(Reg)) { - const MCRegisterClass &FPR128RC = MRI.getRegClass(ARM64::FPR128RegClassID); - Reg = MRI.getMatchingSuperReg(Reg, ARM64::dsub, &FPR128RC); - } - - for (unsigned i = 0; i < NumRegs; ++i, Reg = getNextVectorRegister(Reg)) { - O << getRegisterName(Reg, ARM64::vreg) << LayoutSuffix; - if (i + 1 != NumRegs) - O << ", "; - } - - O << " }"; -} - -void ARM64InstPrinter::printImplicitlyTypedVectorList(const MCInst *MI, - unsigned OpNum, - raw_ostream &O) { - printVectorList(MI, OpNum, O, ""); -} - -template <unsigned NumLanes, char LaneKind> -void ARM64InstPrinter::printTypedVectorList(const MCInst *MI, unsigned OpNum, - raw_ostream &O) { - std::string Suffix("."); - if (NumLanes) - Suffix += itostr(NumLanes) + LaneKind; - else - Suffix += LaneKind; - - printVectorList(MI, OpNum, O, Suffix); -} - -void ARM64InstPrinter::printVectorIndex(const MCInst *MI, unsigned OpNum, - raw_ostream &O) { - O << "[" << MI->getOperand(OpNum).getImm() << "]"; -} - -void ARM64InstPrinter::printAlignedLabel(const MCInst *MI, unsigned OpNum, - raw_ostream &O) { - const MCOperand &Op = MI->getOperand(OpNum); - - // If the label has already been resolved to an immediate offset (say, when - // we're running the disassembler), just print the immediate. - if (Op.isImm()) { - O << "#" << (Op.getImm() << 2); - return; - } - - // If the branch target is simply an address then print it in hex. - const MCConstantExpr *BranchTarget = - dyn_cast<MCConstantExpr>(MI->getOperand(OpNum).getExpr()); - int64_t Address; - if (BranchTarget && BranchTarget->EvaluateAsAbsolute(Address)) { - O << "0x"; - O.write_hex(Address); - } else { - // Otherwise, just print the expression. - O << *MI->getOperand(OpNum).getExpr(); - } -} - -void ARM64InstPrinter::printAdrpLabel(const MCInst *MI, unsigned OpNum, - raw_ostream &O) { - const MCOperand &Op = MI->getOperand(OpNum); - - // If the label has already been resolved to an immediate offset (say, when - // we're running the disassembler), just print the immediate. - if (Op.isImm()) { - O << "#" << (Op.getImm() << 12); - return; - } - - // Otherwise, just print the expression. - O << *MI->getOperand(OpNum).getExpr(); -} - -void ARM64InstPrinter::printBarrierOption(const MCInst *MI, unsigned OpNo, - raw_ostream &O) { - unsigned Val = MI->getOperand(OpNo).getImm(); - unsigned Opcode = MI->getOpcode(); - - bool Valid; - StringRef Name; - if (Opcode == ARM64::ISB) - Name = ARM64ISB::ISBMapper().toString(Val, Valid); - else - Name = ARM64DB::DBarrierMapper().toString(Val, Valid); - if (Valid) - O << Name; - else - O << "#" << Val; -} - -void ARM64InstPrinter::printMRSSystemRegister(const MCInst *MI, unsigned OpNo, - raw_ostream &O) { - unsigned Val = MI->getOperand(OpNo).getImm(); - - bool Valid; - auto Mapper = ARM64SysReg::MRSMapper(getAvailableFeatures()); - std::string Name = Mapper.toString(Val, Valid); - - if (Valid) - O << StringRef(Name).upper(); -} - -void ARM64InstPrinter::printMSRSystemRegister(const MCInst *MI, unsigned OpNo, - raw_ostream &O) { - unsigned Val = MI->getOperand(OpNo).getImm(); - - bool Valid; - auto Mapper = ARM64SysReg::MSRMapper(getAvailableFeatures()); - std::string Name = Mapper.toString(Val, Valid); - - if (Valid) - O << StringRef(Name).upper(); -} - -void ARM64InstPrinter::printSystemPStateField(const MCInst *MI, unsigned OpNo, - raw_ostream &O) { - unsigned Val = MI->getOperand(OpNo).getImm(); - - bool Valid; - StringRef Name = ARM64PState::PStateMapper().toString(Val, Valid); - if (Valid) - O << StringRef(Name.str()).upper(); - else - O << "#" << Val; -} - -void ARM64InstPrinter::printSIMDType10Operand(const MCInst *MI, unsigned OpNo, - raw_ostream &O) { - unsigned RawVal = MI->getOperand(OpNo).getImm(); - uint64_t Val = ARM64_AM::decodeAdvSIMDModImmType10(RawVal); - O << format("#%#016llx", Val); -} |

