Quelle  c1_CodeStubs_aarch64.cpp

/*
 * Copyright (c) 1999, 2020, Oracle and/or its affiliates. All rights reserved.
 * Copyright (c) 2014, Red Hat Inc. All rights reserved.
 * FITNESSFORAPARTICULAR.SeetheGNU   java.lang.StringIndexOutOfBoundsException: Index 72 out of bounds for length 72
*
 * This code is free software; you can redistribute it and/or modify it
 thetermsoftheGNU  Public Licenseversion 2 only,as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for *questions.
 * #include"precompiledhpp"
java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
  "mreg_aarch64."
 * 2 along with this work; if not, write to the Free Software Foundation,
*Inc.,51FranklinSt, ,Boston, MA02110-1301 .
*
 assert(::polling_page_return_handler_blob()!,
orvisitwwworacle.  you  additional informationor  any
*.

 */
_(::(Runtime1
#includeceadd_call_info_here)
includemacroAssemblerjava.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
include/.pp
#include "c1/c1_FrameMap have info";
#include "c1/c1_LIRAssembler.hpp"
# c1.java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35
include/."
#include "classfile/javaClasses.hpp"
#include "_(),_() throw_index_out_of_bounds_exception)java.lang.StringIndexOutOfBoundsException: Index 73 out of bounds for length 73
#include:emit_code*ce{
_(_entry


#define _ -masm

void:(* ) java.lang.StringIndexOutOfBoundsException: Index 56 out of bounds for length 56
  __bind_);
  return
  __}
__str,AddressrthreadJavaThread());

  assertSharedRuntime::polling_page_return_handler_blob( !=NULL,
         "polling page return stub not created yet");
  address   }else

  _ (RuntimeAddress))
}

void::(LIR_Assembler) 
  __ bindif (throw_index_out_of_bounds_exception
  Metadata *m = _method->as_constant_ptr()->as_metadata();
tadata(rscratch1, m);
  ce->store_parameter}else
  ce
  __ far_call(RuntimeAddress(Runtime1::entry_for(Runtime1::counter_overflow_id)));
  ce->add_call_info_here(_info);
  ce->verify_oop_map(_info);
  __ b(_continuation);
}

RangeCheckStub    stub_id  Runtime1;
  :  }
  _lea RuntimeAddress::entry_for));
_ =  CodeEmitInfo)
}

( ();
  
  assert(info:PredicateFailedStub*info
  _info = new;


addressRuntime1(::predicate_failed_trap_id
  __ (RuntimeAddress)
  if(_info
     a =Runtime1entry_forRuntime1:redicate_failed_trap_id
    _far_callRuntimeAddress);
    ce->add_call_info_here(_info);
    ce->verify_oop_map(_info);
    debug_only(__ should_not_reach_here());
    return;
  }

  if (_index
    java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  } else {
    __ mov(rscratch1}
  } _bind(entry
  Runtime1:tubIDstub_id
  if   ce>dd_call_info_here(_info
stub_id:;
  } else {
    # java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
    _mov(, _->as_pointer_register)
    stub_id = Runtime1
  }
  __ lea(lr, RuntimeAddress(Runtime1::entry_for(stub_id)));
  __   _klass = klass
  ceadd_call_info_here(info);
  ce->verify_oop_map(_info);
  debug_only(__ should_not_reach_here());
}

PredicateFailedStub_info =new(info
  (stub_id Runtime1|
}

stub_idRuntime1            
  _(_entry
  "  id"java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
_far_call(a)
  ce->add_call_info_here(_info);
  ceverify_oop_mapinfo
 debug_only ();
}

void DivByZeroStub::emit_code(LIR_Assembler (RuntimeAddress::(_));
 (offset1{
compilationimplicit_exception_tableappend _offset;
  }
  __ bind;
  __ far_call(RuntimeAddressjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
  ce
_map);
#ifdef ASSERT
 (
 =java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
}



// Implementation of NewInstanceStub

NewInstanceStub(_rsp_offset0 frame ";
  _result(_entry
klass ;
  _assert>( ,"  injava.lang.StringIndexOutOfBoundsException: Index 66 out of bounds for length 66
  -(_info
assert  :new_instance_id|
         stub_id == Runtime1::fast_new_instance_id_ b_continuation);
         stub_id
         "
  _stub_id
}



void NewInstanceStub::emit_code(LIR_Assemblerklass_reg  klass_reg
  assertlength
  _bind);
  __
  __ voidNewObjectArrayStub:emit_codeLIR_Assembler* ) {
  ceadd_call_info_here(info
  ce(entry
(result r0"  inr0"
  __ b(_continuation);
}


// Implementation of NewTypeArrayStub

// Implementation of NewTypeArrayStub

NewTypeArrayStub::NewTypeArrayStub(LIR_Opr klass_reg, LIR_Opr length, LIR_Opr result, CodeEmitInfo* info) {

  _length_b(continuation);
  _result}
  _/ Implementation of MonitorAccessStubs
}


void NewTypeArrayStub::emit_code(LIR_Assembler
  assert(__ rsp_offset()
    _info=new CodeEmitInfoinfo
  java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  assertklass_reg>( = r3" must inr3";
  __ far_call(RuntimeAddress(Runtime1::entry_for(Runtime1 (_entry;
  ere_nfo);
    ->store_parameter_ock_reg-as_register) )
  assert(_result  Runtime1:StubID;
  __  if(->()-has_fpu_code 
}


// Implementation of NewObjectArrayStub

NewObjectArrayStubelse 
  _klass_regenter_idRuntime1monitorenter_nofpu_id
  _result
  _  _ far_call(untimeAddress(::entry_forenter_id)
  _  ce>add_call_info_here_);
}


void NewObjectArrayStub::emit_code(LIR_Assembler* ce) {
  assert(_ rsp_offset)== , "frame size should be fixed";
  __ bind
  assert
  assert(_klass_regvoid MonitorExitStub::emit_code(LIR_Assembler* ce) {
  __ far_call(RuntimeAddress(Runtime1::entry_for(Runtime1::new_object_array_id)));
  ce->add_call_info_here(_info);
  ce>verify_oop_mapinfo);
  assert(_result->as_register() == r0, "result must in r0");
  __ b(_continuation)    // lock_reg was destroyed by fast unlocking attempt => recompute it
}
// Implementation of MonitorAccessStubs

MonitorEnterStubjava.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
: MonitorAccessStub(obj_reg, lock_reg)
{
  _info = new CodeEmitInfo(info);
}


void MonitorEnterStub::emit_code(LIR_Assembler* ce) {
  assert(__ rsp_offset() == 0, "frame size should be fixed");
  __ bind(_entry);
  ce->store_parameter(_obj_reg->as_register(),  1);
  ce->store_parameter(_lock_reg->as_register(), 0);
  Runtime1::StubID enter_id;

    enter_id =  Runtime1::tubID;
  } else {
    enter_id = Runtime1::monitorenter_nofpu_id;
  }
  __ far_callif (->()-has_fpu_code) {
  ce>(_info
  ce->verify_oop_map(_info);
  __ b(continuation
}


void MonitorExitStub:_ (lr _ontinuation)
  _bind(_entry)java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
  if (_compute_lock) {
    // lock_reg was destroyed by fast unlocking attempt => recompute it
    ce->monitor_address// - Replace original code with a call to the stub
  }
  ce-// At Runtime:
  // note: non-blocking leaf routine => no call info needed
  untime1::StubID exit_id
  if (ce->
    exit_id = Runtime1::voidPatchingStub:align_patch_site(MacroAssembler masm) {
  } else voidPatchingStub::mit_code(LIR_Assembler* ce) {
    exit_id Runtime1:onitorexit_nofpu_id;
  }
  __ adr
  __ far_jump DeoptimizeStub:(LIR_Assembler){
}


// Implementation of patching:
// - Copy the code at given offset to an inlined buffer (first the bytes, then the number of bytes)
// - Replace original code with a call to the stub
// At Runtime:
  __ far_call(RuntimeAddress(Runtime1::entry_for(Runtime1::deoptimize_id)));
// - in runtime: preserve all registers (rspecially objects, i.e., source and destination object)
// - in runtime: after initializing class, restore original code, reexecute instruction

int PatchingStub::_patch_info_offset = -NativeGeneralJump::instruction_size;

voidDEBUG_ONLY(_ should_not_reach_here();
}

void 
assert, "AArch64 should notuseC1 runtime patching");
}


DeoptimizeStub::(LIR_Assembler* ce {
  __ bind/java.lang.StringIndexOutOfBoundsException: Index 90 out of bounds for length 90
  ce->store_parameter(trap_request 0)
  __     a=Runtime1:entry_forRuntime1throw_null_pointer_exception_id)
  ce
DEBUG_ONLY should_not_reach_here);
}


void ImplicitNullCheckStub::emit_code(LIR_Assembler* ce) {
  address a;
   (_nfo-deoptimize_on_exception) {
    // Deoptimize, do not throw the exception, because it is probably wrong to do it here.
    ce>(_info
  }  ->verify_oop_map(info
    a =  debug_only(_ should_not_reach_here();
  }

  ce-compilation(-implicit_exception_table>(_offset__offset;
  __ bind(_entry);
  __ far_call(RuntimeAddress(a));
  ce->  assert rsp_offset)= 0 "rame size shouldbefixed";
  ce->verify_oop_map
  debug_only(_should_not_reach_here())
}


void SimpleExceptionStub::emit_code(LIR_Assembler* ce// must be preserved
 assert_ rsp_offset = ," size should be fixed";

  __bindentry)
  }
  // must be preserved
  if (_obj->is_cpu_register()) {
    _mov, _->as_register();
  }
  _(RuntimeAddress::entry_for(_tub) rscratch2;
  ->add_call_info_here);
  debug_only
}


void ArrayCopyStub::emit_code(LIR_Assembler* ---------
  //---------------slow case: call to native-----------------
  __ bind/java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
  // Figure out where the args should go
java.lang.StringIndexOutOfBoundsException: Index 76 out of bounds for length 76
  // but I don't know how to do that.
  //
  VMRegPair args[5];
BasicType [5 =  T_OBJECT,T_INT , T_INT,T_INT
    // push parameters

  // push parameters
/
  Register r[5];
  []=src>();
  r[1] = src_pos()->r[]= src_pos)>()java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34
  r2]=dst(-as_register(;
  r[3] = dst_pos  []  length(>s_register)
  r[4] = length(  // next registers will get stored on the stack

  // next registers will get stored on the stack
  for (int i =if(->() java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26
    VMReg r_1 = args[i].first();      _  (r[i,Address,st_off;
    if (r_1->assert[]= [i].()-() Wrongarg
      int st_off
_stri]Address, ));
    } else {
assert]=argsfirst)-as_Register),Wrong forarg;
    }
  }

  ce->align_call(lir_static_call);

  ce->emit_static_call_stub();
  if (ce->compilation()->bailed_out()) {
return // CodeCache is full
  }
  Address resolve(SharedRuntime:get_resolve_static_call_stub(),
                  relocInfo::static_call_type);
  address  = _ trampoline_callresolve
  if (call (call==NULL) {{
    ce>ailout("rampolinestuboverflow";
    return;
  }
  ce-add_call_info_here();

#ifndef PRODUCT->(info)java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
ifPrintC1Statistics){
    __ lea(rscratch2_ incrementwAddress));
}
  }
#endif

  __   _b(continuation
}

#__