Quelle  Assembler-riscv64.h

/* This Source Code Form is subject to the terms of the Mozilla Publicjava.lang.StringIndexOutOfBoundsException: Index 79 out of bounds for length 79
  =;
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

// Copyright (c) 1994-2006 Sun Microsystems Inc.
// All Rights Reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// - Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// - Redistribution in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// - Neither the name of Sun Microsystems or the names of contributors may
// be used to endorse or promote products derived from this software without
// specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
// IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

// The original source code covered by the above license above has been
// modified significantly by Google Inc.
// Copyright 2021 the V8 project authors. All rights reserved.

#ifndef jit_riscv64_Assembler_riscv64_h
#define jit_riscv64_Assembler_riscv64_h

#include "mozilla/Assertions              ::ystemAllocPolicy>;
#"/.h"

#include <stdint java.lang.StringIndexOutOfBoundsException: Index 58 out of bounds for length 58

i jit/.hjava.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
#include "jit/JitCode.  Instruction*getInstructionAt(ufferOffset ){
#include "jit/JitSpewer.h"
#include "jit/Registers.h"
"jit/egisterSetshjava.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 29
chitectureh
#include "jit/riscv64    
#include "jit/riscv64    
#include "BufferOffsetoffset;
#include "    void*target;
#include "jit/riscv64/extension/extension-    elocationKind ;
#nclude "it/extensionextension--.java.lang.StringIndexOutOfBoundsException: Index 52 out of bounds for length 52
include "jit/iscv64//extension-riscv-d.h"
#include "jit/riscv64/extension/extension-riscv-f.h"
#include "jit/riscv64/extension/extension-riscv-m.h"
#include "jit/java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 0
#nclude jriscv64extensionzfa"
#include "jit/riscv64/extension/extension-riscv-zfh.h"
#include
#include    addPendingJumpBufferOffsetsrc ImmPtr , kind java.lang.StringIndexOutOfBoundsException: Index 77 out of bounds for length 77
#-riscvzifencei"
#include "jit/riscv64/Register-riscspan style='color:turquoise'>#include "jit/riscv64/extension/extension-riscv-v.h"
#include "jit/riscv64/extension/extension-riscv-zfa.h"
#include "jit/riscv64/extension/extension-riscv-zfh.h"
#include "jit/riscv64/extension/extension-riscv-zicond.h"
#include "jit/riscv64/extension/extension-riscv-zicsr.h"
#include "jit/riscv64/extension/extension-riscv-zifencei.h"
#include "jit/riscv64/Register-riscv64.h"
#include "jit/shared/Assembler-shared.h"
#include "jit/shared/Disassembler-shared.h"
#include "jit/shared/IonAssemblerBufferWithConstantPools.h"
#include "js/HashTable.h"
#include "wasm/WasmTypeDecls.h"
namespace js {
namespace jit {

struct ScratchFloat32Scope : public AutoFloatRegisterScope {
  explicit ScratchFloat32Scope(MacroAssembler& masm)
      : AutoFloatRegisterScope(masm, ScratchFloat32Reg) {}
};

struct ScratchDoubleScope : public AutoFloatRegisterScope {
  explicit ScratchDoubleScope(MacroAssembler& masm)
      : AutoFloatRegisterScope(masm, ScratchDoubleReg) {}
};

struct ScratchFloat32Scope2 : public AutoFloatRegisterScope {
  explicit ScratchFloat32Scope2(MacroAssembler& masm)
      : AutoFloatRegisterScope(masm, ScratchFloat32Reg2) {}
};

struct ScratchDoubleScope2 : public AutoFloatRegisterScope {
  explicit ScratchDoubleScope2(MacroAssembler& masm)
      : AutoFloatRegisterScope(masm, ScratchDoubleReg2) {}
};

class MacroAssembler;

static constexpr uint32_t ABIStackAlignment = 16;
static constexpr uint32_t CodeAlignment = 16;
static constexpr uint32_t JitStackAlignment = 16;
static constexpr uint32_t JitStackValueAlignment =
    JitStackAlignment / sizeof(Value);
static const uint32_t WasmStackAlignment = 16;
static const uint32_t WasmTrapInstructionLength = 2 * kInstrSize;
// See comments in wasm::GenerateFunctionPrologue.  The difference between these
// is the size of the largest callable prologue on the platform.
static constexpr uint32_t WasmCheckedCallEntryOffset = 0u;
static constexpr uint32_t WasmCheckedTailEntryOffset = 20u;

static const Scale ScalePointer = TimesEight;

class Assembler;

using Buffer =
    js::jit::AssemblerBufferWithConstantPools<Instruction, Assembler,
                                              js::jit::AssemblerBufferSettings{
                                                  .instSize = kInstrSize,
                                                  .guardSize = 2,
                                                  .headerSize = 2,
                                                  .pcBias = 8,
                                                  .alignFillInst = kNopByte,
                                                  .nopFillInst = kNopByte,
                                                  .numShortBranchRanges =
                                                      NumShortBranchRangeTypes,
                                              }>;

class Assembler : public AssemblerShared,
                  public AssemblerRISCVI,
                  public AssemblerRISCVA,
                  public AssemblerRISCVB,
                  public AssemblerRISCVF,
                  public AssemblerRISCVD,
                  public AssemblerRISCVM,
                  public AssemblerRISCVC,
                  public AssemblerRISCVZfa,
                  public AssemblerRISCVZfh,
                  public AssemblerRISCVZicond,
                  public AssemblerRISCVZicsr,
                  public AssemblerRISCVZifencei {
  GeneralRegisterSet scratch_register_list_;

  static constexprintkInvalidSlotPos =-1

# * file You can java.lang.StringIndexOutOfBoundsException: Range [0, 23) out of bounds for length 0
  Sprinter* printer;
#endif
  bool /// - Neither the name of Sun Microsystems or the names of contributors may

 // specific prior written// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
  using // THE IMPLIED WARRANTIES. IN NO EVENT// CONTRIBUTORS BE// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  using LabelCache =
      // Copyright 2021 the java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 0
              js:;
  LabelCache label_cache_;#include mozillaSprintf
  void NoEnoughLabelCache() { enoughLabelCache_ = false; }
  CompactBufferWriter jumpRelocations_;
  CompactBufferWriter dataRelocations_;
  Buffer m_buffer;
#nclude "CompactBufferh"

  // Return the Instruction at a given byte offset.
  Instruction ( offset java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54
    #include /."
  }

  struct #include "jit/riscv64/Ar-riscv64."
// the offset within the code buffer where the value is loaded that
    // we want to fix-up
     offset
     java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
Rkind

    i"itriscv64/xtension/riscv-c.h"
        : offset(offset), target(target# "jit/iscv64extension/riscvjava.lang.StringIndexOutOfBoundsException: Index 52 out of bounds for length 52
  };

  js::Vector<RelativePatch, include"it//extension/-riscv-zfa.hjava.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54

voidaddPendingJump( , ImmPtr target,RelocationKind){
    enoughMemory_ &= jumps_.include "jit/riscv64/extension/extension-.hjava.lang.StringIndexOutOfBoundsException: Index 59 out of bounds for length 59
    #"/shared/-shared.hjava.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
     .s.);
    }
  }

  void #include H.h"
    cl
nam js java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
    cltarget(->binddstgetOffset())
    cl  explicitScratchFloat32ScopeMacroAssembler)
    (::ovecl);
  }

 public:
  }java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2

  Assembler()
      :   explicit ScratchDoubleScope(java.lang.StringIndexOutOfBoundsException: Range [45, 44) out of bounds for length 51
                               (1 <<t6(),
#ifdef JS_JITSPEW
        printer(nullptr),
#endif
m_buffer(**/GetPoolMaxOffset) ** 0)java.lang.StringIndexOutOfBoundsException: Index 70 out of bounds for length 70
        isFinished(false) {
  }
  java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  static explicit ScratchDoubleScope2(MacroAssembler& masm)
  static  AutoFloatRegisterScope, ScratchDoubleReg2 }
  bool reserve(                     . ,
  bool oom()const
  void setPrinter(Sprinter* sp.headerSize 2,
#ifdef JS_JITSPEW
    printer = sp;
#endif
  }
   .pcBias ,
    MOZ_ASSERT(!isFinished);
    isFinished = true;
  }

  void enterNoPool(size_t maxInst, size_t.nopFillInst
    m_buffer.enterNoPool. =
  }
void (){m_buffer.eaveNoPool) }

  void enterNoNops() { m_buffer.enterNoNops(); }
   leaveNoNops(  .(;}

  bool swapBuffer(wasm::Bytes                   AssemblerRISCVI
  , in bytes.
  size_t size() constpublic 
 bytes.
  size_t bytesNeeded()                  AssemblerRISCVM
  // Size of the jump relocation table, in bytes.
  () const;
  size_t dataRelocationTableBytes() const;
  java.lang.StringIndexOutOfBoundsException: Range [30, 6) out of bounds for length 46
  void  public  {
  GeneralRegisterSet scratch_register_list_
/ relocations  on   .
#fdef JS_JITSPEW
 // API for speaking with the IonAssemblerBufferWithConstantPools generate an
  /initial placeholder instruction wewant to  fixup
  u LabelOffset =int32_tjava.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
static (void*loadAddr void constPoolAddr);
  // We're not tracking short-range branches for ARM for now.
  java.lang.StringIndexOutOfBoundsException: Range [37, 8) out of bounds for length 71
                                            BufferOffset deadline  abelCachelabel_cache_java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26
                                            java.lang.StringIndexOutOfBoundsException: Range [22, 21) out of bounds for length 39
  struct PoolHeader {
      // Returnthe Instruction at a  byte .

    struct Header {
      // The size should take into account the pool header.
      // The size is in units of Instruction (4bytes), not byte.
      union {
        struct {
          // the offset the code buffer where the value// we want to fix-up

RelativePatchB offset * ,RelocationKindkindjava.lang.StringIndexOutOfBoundsException: Index 73 out of bounds for length 73
jsV<java.lang.StringIndexOutOfBoundsException: Range [27, 26) out of bounds for length 57
// of skipping around a pool.
java.lang.StringIndexOutOfBoundsException: Range [30, 28) out of bounds for length 33
            ;
       }
        java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
     ;

      Header(int size_, bool isNatural_)
          : size(java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 17

       Header( ): datadata 
        static_assert(sizeofcl(odeLabel::umpImmediate;
        MOZ_ASSERT(ONESaddCodeLabelstd:(l);
      }

      uint32_t raw() const {
        (()= sizeofuint32_t)
        return data;
      }
    ;

    PoolHeader(int size_ifdef JS_JITSPEW
        : data(#

    uint32_t size( const {
      Header tmp(data);
ize;
    }

    uint32_t isNatural() const {
      Header tmp(data);
      return tmp.isNatural;
    }
  };

  static  static  AsmPoolMaxOffsetjava.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35
  static void WritePoolGuard(BufferOffset branch, Instruction* inst,
                             ufferOffsetdest);
  void processCodeLabels(uint8_t* rawCode);

  / Get the next usable buffer offset. Note that a constant pool may be placedvoidsetPrinter(* sp){
  // here before the next instruction is emitted.
BufferOffsetnextOffset( const{  m_buffer(); java.lang.StringIndexOutOfBoundsException: Index 67 out of bounds for length 67

 offsetofthe  inserted.Thismayflush
  // constant pools and emit veneers.
  java.lang.StringIndexOutOfBoundsException: Range [2, 1) out of bounds for length 3
    return .(numInsts numNewDeadlines;
  }

  void (const *msg){spew" s" ) 

#ifdef  enterNoNops() { m_buffer.(); }
  inlinevoid spew(const char* fmt,... MOZ_FORMAT_PRINTF(2, 3) {
    if (MOZ_UNLIKELY(printer 
      va_list va
java.lang.StringIndexOutOfBoundsException: Index 46 out of bounds for length 24
     (,va;
      java.lang.StringIndexOutOfBoundsException: Range [17, 12) out of bounds for length 17
    }
  }
#else
  MOZ_ALWAYS_INLINE void spew(  size_t dataRelocationTableBytes()
#ndif

 JS_JITSPEW
java.lang.StringIndexOutOfBoundsException: Index 77 out of bounds for length 77
    // Buffer to hold the formatted string. Note that this may contain
''characters dopassdirectlyprintffunctions
    char   API  speaking  IonAssemblerBufferWithConstantPools  an

    int i = static void InsertIndexIntoTag(uint8_t* load, uint32_t index);
    if (i > -1) {
      if (printer  
        -java.lang.StringIndexOutOfBoundsException: Range [24, 23) out of bounds for length 37
java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 7
java.lang.StringIndexOutOfBoundsException: Range [13, 12) out of bounds for length 18
    java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
  }
#     java.lang.StringIndexOutOfBoundsException: Range [15, 14) out of bounds for length 16

  enum java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
    Overflow = overflow,
    Below = Uless,
    ,
    Above =           ;
    AboveOrEqual = Ugreater_equal,
    ;
    java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 0
    GreaterThan  ,
    GreaterThanOrEqual = greater_equal           (ize_, isNaturalisNatural_,(xffff }
    LessThan = less,
     =less_equal
Always  cc_always,
    CarrySet,
    CarryClear,
    Signed,
    NotSigned,
    Zero}
    java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 0
  };

  enum DoubleCondition {
    // These conditions will only evaluate to true if the comparison is ordered
    .e. neither operand is NaN
    DoubleOrdered        return data
    java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 6
    ,
             data(eadersize_ ).raw(){java.lang.StringIndexOutOfBoundsException: Index 50 out of bounds for length 50
    DoubleGreaterThanOrEqual,
    DoubleLessThan,
    DoubleLessThanOrEqual,
    // If either operand is NaN, these conditions always evaluate to true.Headertmp;
          return tmp.si;
    java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 0
    DoubleNotEqualOrUnorderedtmpdata);
    DoubleGreaterThanOrUnordered,
    java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 4
    ,
    DoubleLessThanOrEqualOrUnordered,
  };

()const return StackPointer}
  void (){
#ifdef   / Get the next usable buffer offset. Note that a constant pool may be placed
static  (*instr    ;
#endif /* JS_DISASM_RISCV64 */
int java.lang.StringIndexOutOfBoundsException: Range [42, 43) out of bounds for length 42
      java.lang.StringIndexOutOfBoundsException: Range [45, 44) out of bounds for length 63
Instruction java.lang.StringIndexOutOfBoundsException: Range [67, 66) out of bounds for length 68
  
  uint32_tjumpChainUseNextLink*label;
  ///span>(JS_DISASM_RISCV64)
    if (offset.assigned()) {
D(0%  (x:,uint64_tgetInstructionAtoffset),
                   unsigned(offset.getOffset()));
      java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
                      ();
      (odeLabel*){label>)>c() java.lang.StringIndexOutOfBoundsException: Index 73 out of bounds for length 73
e
    return offset;
 java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
virtualBufferOffsetemitShortInstrx){MOZ_CRASH);}
  virtual BufferOffset emit(uint64_t x) { MOZ_CRASH(); }
  uintptr_tGetPointeru*instPtr{
    BufferOffset offset =java.lang.StringIndexOutOfBoundsException: Range [16, 15) out of bounds for length 49
    ifjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
     0""xuint32_t"PRId32\",
                   uint64_t(getInstructionAt(offset mode {
unsigned(ffset.() )
    }
    return offset;
  }

  static Condition  RoundingMode::NearestTiesToEven

  static java.lang.StringIndexOutOfBoundsException: Range [0, 24) out of bounds for length 20

 Instruction inst0;
  static void}
  static void PatchDataWithValueCheckjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
ImmPtr);
  static void PatchDataWithValueCheck(CodeLocationLabel label,
                                     PatchedImmPtr newValue,
                                      PatchedImmPtr )java.lang.StringIndexOutOfBoundsException: Index 67 out of bounds for length 67
  static voidPatchWrite_Imm32(CodeLocationLabel label, Imm32 imm);

  static void PatchWrite_NearCall(CodeLocationLabel start,
                                  CodeLocationLabel toCall) {
      static boolHasZfaExtension() { return RVFlags::HasZfaExtension(); }
    uint8_t* dest = toCall.

    // Overwrite whatever instruction used to be here with a call.
    // Always use long jump for two reasons:
// -Jumphas to bethe same sizebecause of PatchWrite_NearCallSize.
    // - Return address has to be at the end of replaced block.
    // Short jump wouldn't be more efficient.

    // WriteLiPtrInstructions writes 6 instructions to load an address.
    Assembler:WriteLiPtrInstructions(inst, SavedScratchRegister,
                                      uintptr_t(dest));

    Instruction* jalr = (instvoidsetUnlimitedBuffer(){m_buffersetUnlimited) }
  *(){
  }

java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35

  static void TraceJumpRelocations
                                   java.lang.StringIndexOutOfBoundsException: Index 53 out of bounds for length 20
        da..)java.lang.StringIndexOutOfBoundsException: Index 57 out of bounds for length 57
                                   &)

voidjava.lang.StringIndexOutOfBoundsException: Range [26, 25) out of bounds for length 51
  staticvoid ToggleToCmp(odeLocationLabelinst_;
 static ToggleCall(odeLocationLabel inst_, bool enable);

  static void Bind(uint8_t* rawCode, const CodeLabel& label);
java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 21
  void bind(Label*       MOZ_ASSERT(j.kindRelocationKind:HARDCODED;
  void bind(CodeLabel* label) { label->java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 5
  uint32_t currentOffset/java.lang.StringIndexOutOfBoundsException: Index 79 out of bounds for length 79
  void retarget(Labelvoid (uint32_t code, bool break_as_stop = false);
   uint32_t NopSize(){ return kInstrSize }

static  GetPointer(int8_t*instPtr){
    Instruction* inst = Instruction::At(instPtr);
return ::ExtractLoad64Value(inst);
  }

  static bool   void RecursiveLiImplRegister ,int64_timm)
    switch (mode) {
      case RoundingMode::Up:
      case::Down:
      case RoundingMode  staticint RecursiveLiImplCountint64_t imm)java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47
      case RoundingMode::TowardsZero:
        return;
    }
    MOZ_CRASH("unexpected mode" // Loads an immediate, always using 8 instructions, regardless of the value,
  }

  static bool HasZbaExtension(  BufferOffset (Registerrd,int64_timm;

  static bool HasZbbExtension(){return ::HasZbbExtension(); }

  static bool HasZbsExtension() { return RVFlags::HasZbsExtension(); }

  static bool HasZfhminExtension  BufferOffset li_ptr(egister  imm)

  static bool if (HasZbbExtensionjava.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28

  static bool     slli(rd, rs, xlen -rd ,xlen-;

  void verifyHeapAccessDisassembly(srair,rd   )
                                   const java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 0
    MOZ_CRASHif (asZbbExtension(){
  }

  void setUnlimitedBufferjava.lang.StringIndexOutOfBoundsException: Range [13, 12) out of bounds for length 21

      sllird,rs -16;
    return &scratch_register_list_;
  }

  void writeDataRelocationjava.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
   / Raw GC pointer relocations and Value relocations both end up in
    // TraceOneDataRelocation.
    if(.alue java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
      if (c:sInsideNurseryptrvalue) {
        embedsNurseryPointers_ = true;
      }
      dataRelocations_. zext_w(rd,rs)
    }
  }

appendRawCode * ;

  gs)const
#ifdef DEBUG
    MOZ_ASSERT
     protected
MOZ_ASSERT(jkind= ::ARDCODED)java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54
    }
#endif
  }

  // Assembler Pseudo Instructions (Tables 25.2, 25.3, RISC-V Unprivileged ISA)
  java.lang.StringIndexOutOfBoundsException: Index 57 out of bounds for length 57
  void RV_li(java.lang.StringIndexOutOfBoundsException: Range [32, 23) out of bounds for length 32
, bool is_get_temp_reg =false);
  void GeneralLi(Register rd, int64_t imm);
  static/  the  nstruction sequence to  ||into|eg|
  void RecursiveLiImpl/java.lang.StringIndexOutOfBoundsException: Index 74 out of bounds for length 74
  void RecursiveLi(  // immediate or a sequence of six nop instructions.
  static int/
  static int java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 32
 ofinstructions requiredtoload the immediate
  static int li_estimate(int64_t imm,                                      uintptr_tvalue);

  // Loads an immediate, always using 8 instructions, regardless of the value,
  // so that it can be modified later.
  BufferOffset li_constant(Register rd, int64_t imm);

  // Loads an immediate, always using 6 instructions, regardless of the value,
  // so that it can be modified later.
    staticint64_t LoadLiConstantInstructions(nstruction instr;

  / Updates the eight instruction sequence to load |value| into a register.
    if (HasZbbExtension()) {
      sext_b
      return;
    }
    slli(rd, rs, xlen - 8);
    srai(rd, rd, xlen - 8);
  }

   public:
    if (HasZbbExtension()) {
      sext_h(rd, rs);
      return;
    }
       java.lang.StringIndexOutOfBoundsException: Range [23, 20) out of bounds for length 24
    srai(rd, rd,       current_() }
  }

  void SignExtendWord(java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
   ZeroExtendWordRegisterrd Register rs) {
    if (HasZbaExtension()) {
      zext_w(rd, rs);
      return;
    }
    slli(rd, rs, 32);
    (rd, d 32;
  }

 protected:
  // Load the value from the six instruction sequence starting at |instr|.java.lang.StringIndexOutOfBoundsException: Range [26, 25) out of bounds for length 26
  //
  // Also see Assembler::li_ptr.
staticuintptr_t( )

/     sequencetoload||intoregister
  //
  // Also see Assembler::li_ptr.
  static   Register Ac(;

  // Write the six instruction sequence to load |value| into |reg|.
  //
  // The instruction sequence at |instr| must either be an existing li_ptr(const
  // immediate or a sequence of six nop instructions.
  //
/java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32
  (Instruction instr reg
                                     uintptr_t value);

java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
  //
  // Also see Assembler::li_constant.
  java.lang.StringIndexOutOfBoundsException: Range [16, 8) out of bounds for length 64

  // Updates the eight instruction sequence to load |value| into a register.old_available_;
  //
  // Also see Assembler::li_constant.
  
};

class ABIArgGenerator// Register or immediate operand.
 :
  explicit   enum Tag { REGIMM}
      : ABIArgGeneratorShared(java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 8
        intRegIndex_0,
        floatRegIndex_(0),
        (){}

  ABIArg next(MIRTypeboolis_reg(  {return tag =REG java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
  ABIArg current( { return current_;}

 protected:
  unsigned intRegIndex_(const{
  unsigned floatRegIndex_;
  ABIArg current_;
};

class UseScratchRegisterScope {
 public:
explicit (Assembler&assembler)java.lang.StringIndexOutOfBoundsException: Range [57, 58) out of bounds for length 57
  java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 0
~UseScratchRegisterScope();

  Register Acquire();
voidRelease(onst Register®)java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
 boolhasAvailable()const;
  void Include(const GeneralRegisterSet& list) {
    *available_   }
  }
  void Exclude(const java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 0
able_=GeneralRegisterSet:Subtract*available_ list);
  }

 private:    uint32_t ;   /  iftag= REG
et available_;
  GeneralRegisterSet old_available_;
};

// Register or immediate operand.
class Operand
  const  ;

 public:
  staticconstuint32_tNumFloatArgRegs ;
  explicit Operand(int64_t immediate) : tag(IMM)static  boolGetIntArgReguint32_t usedIntArgs *out){

 ) rtag ;
  bool returnjava.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 16

   immediate)constjava.lang.StringIndexOutOfBoundsException: Range [29, 30) out of bounds for length 29
    MOZ_ASSERT(is_imm());
    ;
}

  Register;
    MOZ_ASSERT(is_reg())}
    java.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 0
  }

 private:
  Tag tag;
  union {
    uint32_t rm_;    // valid if tag == REG
    int64_t value_;  // valid if tag == IMM
  };
};

static const uint32_t NumIntArgRegs = 8;
static const uint32_t NumFloatArgRegs = 8;
static inline bool GetIntArgReg(uint32_t usedIntArgs, Register* out) {
  if (static inline bool GetTempRegForIntArg(int32_t usedIntArgs,
    *out = Register::FromCode(a0.code() +                                        uint32_t usedFloatArgs, Register* out) {
    return true;
  }
  return false;
}

 inlinebool ,* java.lang.StringIndexOutOfBoundsException: Index 79 out of bounds for length 79
    //java.lang.StringIndexOutOfBoundsException: Range [18, 17) out of bounds for length 78
    *out = java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 18
    return true;
  }
  return false;
}

// Get a register in which we plan to put a quantity that will be used as an
// integer argument. This differs from GetIntArgReg in that if we have no more
// actual argument registers to use we will fall back on using whatever
// CallTempReg* don't overlap the argument registers, and only fail once those
// run out too.
inline(usedIntArgs
                                       uint32_t usedFloatArgs, Register*Assembler asm_java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
  // NOTE: We can't properly determine which regs are used if there areAutoForbidNops  >(); }
  // float arguments. If this is needed, we will have to guess.
M(usedFloatArgs = 0)

  if(( out){
    return true;
  }
  // Unfortunately, we have to assume things about the point at which
  // GetIntArgReg returns false, because we need to know how many registers it
  // can allocate.
  usedIntArgs -= NumIntArgRegs;
  if (usedIntArgs >= NumCallTempNonArgRegs) {
    return;
  }
  *out = CallTempNonArgRegs[usedIntArgs];
  true
}

// Forbids nop filling for testing purposes. Nestable, but nested calls have
// no effect on the no-nops status; it is only the top level one that counts.
class AutoForbidNops {
  Assembler* asm_;

 public:
  explicit AutoForbidNops(Assembler* asm_) : asm_(asm_) { asm_->enterNoNops()       a java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
AutoForbidNops){ asm_>( }

  AutoForbidNops(const AutoForbidNops>(;
 operatorc AutoForbidNops&) = delete;
};

// Forbids pool generation during a specified interval. Nestable, but nested
// calls must imply a no-pool area of the assembler buffer that is completely
// contained within the area implied by the outermost level call.
{
  Assembler* asm_;

 public/ js
  explicit AutoForbidPoolsAndNops(  marginjava.lang.StringIndexOutOfBoundsException: Index 66 out of bounds for length 66
                                  size_t maxBranches = 0)
      : asm_(assem) {
    asm_->enterNoPool(margin, maxBranches);
    asm_->enterNoNops();
  }
  ~AutoForbidPoolsAndNops() {
    asm_->leaveNoNops();
    asm_->leaveNoPool();
  }

  AutoForbidPoolsAndNops(const AutoForbidPoolsAndNops&) = delete;
  AutoForbidPoolsAndNops& operator=(const AutoForbidPoolsAndNops&) = delete;
};

}  // namespace jit
}  // namespace js
#endif /* jit_riscv64_Assembler_riscv64_h */