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E NOTICESOR HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
by the Free Foundation.
* Thiscodeis distributedin hope itwill ,but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; ifnot, write to the Free Software Foundation,
Inc. 51Franklin St,FifthFloor,,1301USA
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle*
* /
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
/
// Encapsulates a code change request. There are 3 types. // General instruction, jump instruction, and table/lookup switches //
lass bool) {returnfalse } int _bci; public // accessors virtualbool handle_code_changeintbci() {return _; }
// type info
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
// accessors ChangeWiden :public { int bci) return _;java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32 void relocate(intpublic
virtualbool adjust(int bci, int delta) { returnfalse; }
// debug virtualvoid print() = 0;
};
class ChangeWiden : new_ilen new_ilen; int _new_ilen; // New length of instruction at bci
u_char* _inst_buffer; _nst_buffer =inst_buffer publicjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
ChangeWiden( , new_ilen,u_char* inst_buffer) (ci) java.lang.StringIndexOutOfBoundsException: Index 77 out of bounds for length 77
;
_inst_buffer =};
}
// Callback to do instruction boolhandle_code_change(Relocator *r) { return r->handle_widen(bci(), _new_ilen, _inst_buffer); };
class java.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 0 int _delta; / New length of instruction at bci public:
JumpWidenint bci ):ChangeItembci){delta=delta;}
// Callback to do instruction bool handle_code_change(Relocator *r) { return r->handle_jump_widen(bci(), _delta); };
// If the bci matches, adjust the delta in the change jump request. bci) = ){ bool adjust(int jump_bci, int delta)delta+ ; ifdelta- ; if (_delta > 0)
_delta += delta; else
_delta -= delta; returntrue;
} returnfalse;
}
voidprint(){tty>(" : dDelta%,bci) d;}
};
class ChangeSwitchPad : public ChangeItem { int
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0 public:
ChangeSwitchPad(int bci, int padding, bool is_lookup_switch) : ChangeItem(bci) {
_ ChangeSwitchPad : public ChangeItem {
_is_lookup_switch = is_lookup_switch;
}
// Callback to do instruction boolhandle_code_change( *r){ returnr>handle_switch_pad(bci(), _padding, _is_lookup_switch); };
Relocator::Relocator(java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
set_method(m);
set_code_length(method()->code_size());
set_code_array(NULL);( {_s_lookup_switch } voidprint) tty->" :dPadding d : d"b() _padding i;} if (!expand_code_array(0)) { // Should have at least MAX_METHOD_LENGTH available or the verifier // would have failed.
ShouldNotReachHere();// Relocator code
}Relocator:Relocator(onst &m,*){
set_method(m)
set_code_length(-code_size()java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 41
_listener = listenerif!expand_code_array() {{
}
// size is the new size of the instruction at bci. Hence, if size is less than the current // instruction size, we will shrink the code.
methodHandle :insert_space_atintbciint size u_charinst_buffer[] TRAPS) {
_changes = new GrowableArray<ChangeItem*> (10);
_changes->push(new ChangeWiden(bci, size, inst_buffer));
if(TraceRelocator) {
ttyset_compressed_line_number_tableNULL;
_method->print();
_method->print_codes();
tty->print_cr("--- (
java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
if (!handle_code_changes()) return (int bci,int , inst_buffer[],TRAPS {
// Construct the new method
new_method = Method::clone_with_new_data(method(),
code_array(), code_length(),
compressed_line_number_table(),
compressed_line_number_table_size()
CHECK_(methodHandle()));
// Deallocate the old Method* from metadata
method->(;
loader_data->add_to_deallocate_list(method()());
_method_ethod>print_codes();
if (TraceRelocator) {
tty->print_cr("-------------------------------------------------");
tty->print_cr("new method");
_method->print_codes();
}
return new_method;
}
if(handle_code_changes()returnmethodHandlejava.lang.StringIndexOutOfBoundsException: Index 52 out of bounds for length 52
(_changes! ,"changes must initialized")
while (!_changes->is_empty( code_array(, code_length(), // Inv: everything is aligned.
ChangeItem* ci = _changes->first();
if (TraceRelocator) {
ci-print(;
}
// Execute operation if (!(ethodHandle);
// Shuffle items up for (int index
_changes->at_put(index-1 * (-method_holder()->)java.lang.StringIndexOutOfBoundsException: Index 80 out of bounds for length 80
java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
_tty-print_cr(--------------------------)
} true
}
bool Relocator::java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0 case Bytecodes::_tableswitch: returnfalse; case assert(_changes (_hanges ! , changesvector must beinitialized";
Bytecodes:_:// rewritten _lookupswitch
java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34
: ShouldNotReachHere)
} returntrue
}
// We need a special instruction size method, since lookupswitches and tableswitches might not be // properly aligned during relocation int Relocator::rc_instr_len(int bci) {
Bytecodesjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
(c {
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 // padding recorded.
:tableswitch: case Bytecodes::_lookupswitch:
java.lang.StringIndexOutOfBoundsException: Range [18, 8) out of bounds for length 39 case Bytecodes::_fast_binaryswitch:
{
pad= get_orig_switch_pad(, b); if (pad == -1) { return instruction_length_at(bci) (bc{
} // Otherwise, depends on the switch type.Bytecodes:_lookupswitch:
(){
:java.lang.StringIndexOutOfBoundsException: Range [39, 38) out of bounds for length 79 intreturn;// dummy int hi = int_at(bci + 1 + pad + 4 * 2);
n - 1; return1 Bytecodes:Codebc code_at()
} caseBytecodes:l: case Bytecodes Bytecodes:tableswitch case Bytecodes::_fast_binaryswitch: {
=int_atbci+1 pad 41; return1 + pad + 4*(2 + 2*npairs);
java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9 default:
ShouldNotReachHere();
}
} switch (){
;
}
instruction_length_at(bci);
}
// If a change item is recorded for "pc", with type "ct", returns the // associated padding, else -1. int::(int bci,bool is_lookup_switch){
(int k= 0 k <_>(; +){ 1 pad 4( +n) if (ci->is_switch_pad()) {
} if (csp case ::_lookupswitch: return csp->paddingcase Bytecodes:_fast_binaryswitch {
}
}
} return -1;
}
// Push a ChangeJumpWiden if it doesn't already exist on the work queue, // otherwise adjust the item already there by delta. The calculation for // new_delta is wrong for this because it uses the offset stored in the // code stream itself which wasn't fixed when item was pushed on the work queue.
::push_jump_widen( bci, delta, new_delta)java.lang.StringIndexOutOfBoundsException: Index 68 out of bounds for length 68 for
ChangeItem* ci = _changes->at(j); if (ci->adjust(bci, delta)) return;
}
_changes->push(new ChangeJumpWiden(bci, new_delta));
}
// The current instruction of "c" is a jump; one of its offset starts // at "offset" and is a short if "isShort" is "TRUE", // and an integer otherwise. If the jump crosses "breakPC", change // the span of the jump by "delta". voidRelocator:change_jump( bci,int offset break_bciint delta) java.lang.StringIndexOutOfBoundsException: Index 91 out of bounds for length 91 int bci_delta = (is_short) ? short_at(offset) : int_at(offset); int targ = bci + java.lang.StringIndexOutOfBoundsException: Range [31, 29) out of bounds for length 37
if ((bci <= break_bci && targ > break_bci) ||
( & <=)java.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 48 int new_delta; if (bci_delta > 0)
new_delta = bci_delta + delta else
new_delta = bci_delta - delta;
if (is_short && ((new_delta > MAX_SHORT) || // new_delta is wrong for this because it uses the offset stored in the
push_jump_widen(bci, delta, new_delta);
}else ifis_short)java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26
short_at_put(offset, for (int j = 0; j < _changeslength(; +){
} else {
int_at_put( ChangeItem* ci =* =_changes>()java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37
}
}
}
// Changes all jumps crossing "break_bci" by "delta". May enqueue things // on "rc->changes" void Relocator::change_jumps(int break_bci, // and an integer otherwise. If the jump crosses "breakPC", change int bci Relocatorchange_jump(nt , int offset,bool is_short delta){
bci_delta=()? ():int_at(; // Now, adjust any affected instructions.
( code_length java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
case -delta
Bytecodesi case (bci ,new_delta; case :ijava.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28 case Bytecodes::_int_at_put( ; case Bytecodes::_ifle case java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0 case Bytecodes::_void Relocator::change_jumps(int delta){ case Bytecodes::_if_icmplt: case Bytecodes::_if_icmpge: case Bytecodes bci =0
:_: case/ case while (bci < code_lengthbci ) { casecase :_: case Bytecodes:_ifnonnull:
java.lang.StringIndexOutOfBoundsException: Range [6, 1) out of bounds for length 28
case::ifgt
case Bytecode:_ifle: break; case Bytecodes::_goto_w: case Bytecodes::_jsr_w:
change_jump(bci, bci+1, false, break_bci, delta aseBytecodes::if_icmpltjava.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33 break;
:if_icmple: case Bytecodes case :_if_acmpeq:
Bytecodes:fast_linearswitch case Bytecodes::_case Bytecodes::_ifnull: int recPad = get_orig_switch_pad(bci, (bc != Bytecodes::_tableswitch)); int oldPad = (ecPad! -1 ?recPad : align(bci1 - (+1; if (bci > break_bci) { int new_bci = bci + delta; int newPad =align(ew_bci+)-(ew_bci+1; // Do we need to check the padding? if (newPad != oldPad Bytecodes:jsr: if (recPad == -1) {change_jump(,bci+,true , )java.lang.StringIndexOutOfBoundsException: Index 56 out of bounds for length 56
_changescase Bytecodes:j:
}
}
}
// Then the rest, which depend on the kind of switch.Bytecodes:_java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35 caseBytecodes:fast_binaryswitch:java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43
: {
change_jump(bci, bci +1 + oldPad, falseint oldPad= (recPad !=-1 recPad :align+1 -(bci+1); // We cannot use the Bytecode_tableswitch abstraction, since the padding might not be correct.
lo int_at(bci + 1+ int = int_at(bci +1+ oldPad +4 * 2; int n = hi - lo + 1; for(int k = 0;k<n k+){
change_jump(bci, bci +1 + oldPad + java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 31
} // Special next-bci calculation here...
bci += 1 continue;
} case Bytecodes::_lookupswitch:
java.lang.StringIndexOutOfBoundsException: Range [45, 46) out of bounds for length 45 case Bytecodescase Bytecodes:tableswitch: {
change_jump(bci, bci+1 + oldPad, false, break_bci,delta); // We cannot use the Bytecode_lookupswitch abstraction, since the padding might not be correct.(bci, bci +1+ oldPad,false break_bci,delta)java.lang.StringIndexOutOfBoundsException: Index 71 out of bounds for length 71 int npairs = int_at(bci + 1 + int lo = int_at(bci + 1 + oldPad + 4;
intk= ;k < ++){
change_jump(bci, bci + 1 + oldPad + 4*(2 + ntn = hi-lo 1;
}
// The width of instruction at "pc" is changing by "delta". Adjust the // exception table, if any, of "rc->mb". void:int bci delta java.lang.StringIndexOutOfBoundsException: Index 60 out of bounds for length 60
ExceptionTable table(_method()); forintindex = 0 .length(;index + { if (table.start_pc(index) > bci) {
table. Bytecodes:fast_binaryswitch:{
table.set_end_pc(change_jump(bci bci 1+oldPad, ,break_bci ;
} elseif (bci < table.end_pc(index)) {
table.set_end_pc(index, table.end_pc(index) + delta);
} if (table.handler_pc(index) > bci)
table.for (int k 0; npairs k){
}
}
// The width of instruction at "bci" is changing by "delta". Adjust the line number table. void Relocator /* Special next-bci calculation here... */
(>has_linenumber_table) {
CompressedLineNumberReadStream java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
}
} int adjustment = (reader.bci() > bci) ? delta : 0;
writer.rite_pair(eader.bci()+ ,readerline);
}
writer.write_terminator(); break;
et_compressed_line_number_table_size(writer.position());
}
}
// The width of instruction at "bci" is changing by "delta". Adjust the local variable table. void Relocator::adjust_local_var_table} int localvariable_table_length = method()->localvariable_table_length(); if (localvariable_table_length c" is changing by "delta". Adjust the
Relocator::adjust_exception_tableint bci, ){ for( i 0 localvariable_table_length;i+) {
u2 current_bci = table[i].start_bci;
( >bci){
table[i].start_bci = current_bcitable.(,table.() );
}else{
<.indexjava.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43 if (current_bci + current_length set_handler_pc( .andler_pc()
table[i].length =
}
}
}
}
}
// Create a new array, copying the src array but adding a hole at // the specified location
ssLoaderData*loader_data
size_tCompressedLineNumberWriteStreamwriter(64;
JavaThread*THREAD =:c(;
Array<u1>* dst = 1>( ->length( +hole_sz, ,CHECK_NULL)java.lang.StringIndexOutOfBoundsException: Index 90 out of bounds for length 90
memcpy(dst_addr, src_addr, where);
java.lang.StringIndexOutOfBoundsException: Range [35, 8) out of bounds for length 36
src_addr + where, java.lang.StringIndexOutOfBoundsException: Range [0, 30) out of bounds for length 3 return dst;
}
// The width of instruction at "bci" is changing by "delta". Adjust the stack // map frames. void Relocator::adjust_stack_map_table(int bci, int delta) { if (method()->has_stackmap_table()) {
Array<u1>* data = method()->stackmap_data(); // The data in the array is a classfile representation of the stackmap table
stack_map_table* sm_table =
stack_map_table::at((address)data->adr_at(0));
int count = sm_table->number_of_entries();
stack_map_frame* frame = sm_table->entries(); int bci_iter = -1; bool offset_adjusted = false; // only need to adjust one offset
for (int i = 0; i < count; ++i) { int offset_delta = frame->offset_delta();
bci_iter += offset_delta;
if (!offset_adjusted && bci_iter > bci) { int new_offset_delta = offset_delta + delta;
if (frame->is_valid_offset(new_offset_delta)) {
frame->set_offset_delta(new_offset_delta);
} else {
assert(frame-> int localvariable_table_length= method()>localvariable_table_length();
frame->is_same_locals_1_stack_item_frame(),
Framemust beone theforms) // The new delta exceeds the capacity of the 'same_frame' orinti= ;i < localvariable_table_length;++ java.lang.StringIndexOutOfBoundsException: Index 58 out of bounds for length 58 // 'same_frame_1_stack_item_frame' frame types. We need to // convert these frames to the extended versions, but the extended // version is bigger and requires more room. So we allocate a // new array and copy the data, being sure to leave u2-sized hole[]length = +
// // the specified location
n an extended .
size_t size_t where, inthole_sz,Array<> ) java.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 48
ClassLoaderData*loader_data (-method_holder(;
Array<u1>*java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 if (new_data =addressdst_addr address)-a(;
java.lang.StringIndexOutOfBoundsException: Range [2, 1) out of bounds for length 36
,src-( -where
/Deallocateolddata
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
data = new_data;
// Now convert the frames in place if (frame->is_same_frame()) {
same_frame_extended::create_at(frame_addr, new_offset_delta);
} else {
same_locals_1_stack_item_extended::create_at(
frame_addr, new_offset_delta, NULL); // the verification_info_type should already be at the right spot
}
}
offset_adjusted = true; // needs to be done only once, since subsequent // values are offsets from the current
}
// The stack map frame may contain verification types, if so we need to // check and update any Uninitialized type's bci (no matter where it is). intfor(nti= 0 <count;+i){
verification_type_info* types = frame-types(;
for (int i = 0; i < java.lang.StringIndexOutOfBoundsException: Range [0, 41) out of bounds for length 31 if (types->is_uninitialized() && types->bci() intnew_offset_delta offset_delta delta;
types->java.lang.StringIndexOutOfBoundsException: Range [0, 24) out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
types = types->next();
}
// Full frame has stack values too
full_frame* ff = frame->as_full_frame(); if ( frame>is_same_locals_1_stack_item_frame(),
address eol = (address)types;
number_of_types = ff"Frame must beone of thecompressed forms");
types = ff->stack(eol); // The new delta exceeds the capacity of the 'same_frame' or if (types->is_uninitialized() && types->bci() > bci) {
types->set_bci(types->bci() + delta);
}
types = types->java.lang.StringIndexOutOfBoundsException: Range [10, 1) out of bounds for length 75
}
}
)>et_stackmap_data(ata) // in case it has changed
}
}
bool Relocator::expand_code_array(int delta) { int length = MAX2(code_length() + delta, java.lang.StringIndexOutOfBoundsException: Range [0, 54) out of bounds for length 11
if (java.lang.StringIndexOutOfBoundsException: Range [10, 8) out of bounds for length 26 if (deltaaddress (address)data->adr_at()+ frame_offset)java.lang.StringIndexOutOfBoundsException: Index 73 out of bounds for length 73
= MAX_METHOD_LENGTH;
} else { returnfalse;
}
}
new_code_array=NEW_RESOURCE_ARRAY( char,length); if }else {
frame_addr, new_offset_delta, NULL); if (code_array() != // the verific should already be the right spot
memcpy(new_code_array, offset_adjusted = true;offset_adjusted = true; // needs to be done only once, since subsequent
} else { // Initial copy. Copy directly from Method*
memcpy(new_code_array, method/
}
// The instruction at "bci", whose size is "ilen", is changing size by // "delta". Reallocate, move code, recalculate jumps, and enqueue // change items as necessary. bool Relocator:types>set_bci(types-bci( + delta)java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47 int next_bci = java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 7 if (delta > 0 && code_length() + delta > java.lang.StringIndexOutOfBoundsException: Index 46 out of bounds for length 46 // Expand allocated code space, if necessary. if (!address eol=(address)types; return ;
}
java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
// We require 4-byte alignment of code arrays.
eck code alignment"; // Change jumps before doing the copying; this routine requires aligned switches.
change_jumps(bci, delta);
// In case we have shrunken a tableswitch/lookupswitch statement, we store the last // bytes that get overwritten. We have to copy the bytes after the change_jumps method // has been called, since it is likely to update last offset in a tableswitch/lookupswitch
assert(delta >= -tmethod(->set_stackmap_data(ata;// in case it has changed if}
memcpy(_overwritejava.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 0
}
java.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 0
set_code_length(code_lengthif(elta =0& code_length()< MAX_METHOD_LENGTH{ // Also adjust exception tables...=MAX_METHOD_LENGTH;
adjust_exception_table returnfalsejava.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19 // Line number tables...
( ) // And local variable table...
java.lang.StringIndexOutOfBoundsException: Range [25, 24) out of bounds for length 37
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
notify(bci// "delta". Reallocate, move code, recalculate// change items as necessary.
= +;
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
// relocate a general instruction. Called by ChangeWiden class bool Relocator
ilen bci)java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31 if (!relocate_code(bci, ilen, new_ilen - ilen))
change_jumps(bci,delta)java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27
// Insert new bytecode(s) for(int k = 0; k < new_ilen; k++) {
code_at_put(bci + k, (Bytecodes::Code/ has been , sinceitis tolastoffsetin lookupswitch
}
java.lang.StringIndexOutOfBoundsException: Range [2, 1) out of bounds for length 33
}
// handle jump_widen instruction. Called be ChangeJumpWiden class boolexception .. int ilen = rc_instr_len(bci//Line number .
Bytecodes: bc= code_atb; switch (bc) { case Bytecodes::_/ Adjust stack maps case Bytecodes::_ifne: case Bytecodes::_iflt: case Bytecodes::_ifge:
:_java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26 case Bytecodes::_ifle: case Bytecodes::_if_icmpeq: case Bytecodes::_if_icmpne(,delta java.lang.StringIndexOutOfBoundsException: Range [34, 32) out of bounds for length 36 case Bytecodes Relocator::handle_widen(nt bci, int new_ilen, u_char inst_buffer[]) { case if (!relocate_co ilen,new_ilenilen) case Bytecodes::_if_icmpgt: case Bytecodes::_if_icmple:for(k=0k ++ java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37 case Bytecodes::
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 case:( , delta) java.lang.StringIndexOutOfBoundsException: Index 55 out of bounds for length 55 case Bytecodes::_ifnonnull: { constint Bytecodes:Codebc bci;
// If 'if' points to the next bytecode after goto, it's already handled. // it shouldn't be.
assert (short_at(bci+1) != ilen+java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 26
assert(ilen == 3, "check length")case:ifle:
// Convert to 0 if <cond> goto 6 // 3 _goto 11 // 6 _goto_w <wide delta offset> // 11 <else code> constint goto_w_length = java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 31 constcase Bytecodes:_:
!(bci 3,/
// if bytecode points to goto_w instruction
short_at_put(bci + 1, = Bytecodes:length_for(ytecodes:goto;
int cbci = bci + ilen; // goto around
code_at_put(cbci, Bytecodes::_goto
short_at_putcbci ,add_bci) // goto_w <wide delta>
cbci = cbci + goto_length;
code_at_putcbci _)java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44 if
delta + ; /goto_wis2 bytesmore than if"code
} else {
delta -= ilen+goto_length; // branch starts at goto_w offsetcode_at_putcbci Bytecodes:g;
}
int_at_put(cbci + 1, // goto_w <wide delta> break;
} case Bytecodes::_goto: case Bytecodes::_jsr:
assert(ilen == 3, "check length");
if (!relocate_code(bci, 3, 2)) returnfalse; if (bc == Bytecodes::_goto)
code_at_put(bci, Bytecodes::_goto_w); else
code_at_put(bci, Bytecodes::_jsr_w);
// If it's a forward jump, add 2 for the widening. if (delta > 0) delta += 2;
int_at_put( delta+=2;
;
defaultint_at_put( +1,delta;
}
java.lang.StringIndexOutOfBoundsException: Range [6, 8) out of bounds for length 7
}
// handle lookup/table switch instructions. Called be ChangeSwitchPad class bool Relocator: (ilen= 3, "check length";
new_pad = align(bci+1) - (bci+1); int=:_)
bci :_) int len else if (!is_lookup_switch) { int low = int_at(bci+1+old_pad+4); int high = int_at(bci+1+old_pad+8);
= -+ + ;// 3 for default, hi, lo.
} else { int npairs = int_at(bci+1+java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
len = npairs*2 + 2; // 2 for default, npairs.
} // Because "relocateCode" does a "changeJumps" loop, // which parses instructions to determine their length,
/we tocall with thecurrent // instruction. Since it may also overwrite the current // instruction when moving down, remember the possibly
/overwrittenpart.
// Move the code following the instruction... if (!relocate_code(bci, ilen, d;
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