368 InterpreterRuntime::
369 create_klass_exception),
370 c_rarg1, c_rarg2);
371 } else {
372 // kind of lame ExternalAddress can't take NULL because
373 // external_word_Relocation will assert.
374 if (message != NULL) {
375 __ lea(c_rarg2, Address((address)message));
376 } else {
377 __ mov(c_rarg2, NULL_WORD);
378 }
379 __ call_VM(r0,
380 CAST_FROM_FN_PTR(address, InterpreterRuntime::create_exception),
381 c_rarg1, c_rarg2);
382 }
383 // throw exception
384 __ b(address(Interpreter::throw_exception_entry()));
385 return entry;
386 }
387
388 address TemplateInterpreterGenerator::generate_continuation_for(TosState state) {
389 address entry = __ pc();
390 // NULL last_sp until next java call
391 __ str(zr, Address(rfp, frame::interpreter_frame_last_sp_offset * wordSize));
392 __ dispatch_next(state);
393 return entry;
394 }
395
396 address TemplateInterpreterGenerator::generate_return_entry_for(TosState state, int step, size_t index_size) {
397 address entry = __ pc();
398
399 // Restore stack bottom in case i2c adjusted stack
400 __ ldr(esp, Address(rfp, frame::interpreter_frame_last_sp_offset * wordSize));
401 // and NULL it as marker that esp is now tos until next java call
402 __ str(zr, Address(rfp, frame::interpreter_frame_last_sp_offset * wordSize));
403 __ restore_bcp();
404 __ restore_locals();
405 __ restore_constant_pool_cache();
406 __ get_method(rmethod);
407
408 // Pop N words from the stack
409 __ get_cache_and_index_at_bcp(r1, r2, 1, index_size);
410 __ ldr(r1, Address(r1, ConstantPoolCache::base_offset() + ConstantPoolCacheEntry::flags_offset()));
411 __ andr(r1, r1, ConstantPoolCacheEntry::parameter_size_mask);
412
413 __ add(esp, esp, r1, Assembler::LSL, 3);
414
415 // Restore machine SP
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368 InterpreterRuntime::
369 create_klass_exception),
370 c_rarg1, c_rarg2);
371 } else {
372 // kind of lame ExternalAddress can't take NULL because
373 // external_word_Relocation will assert.
374 if (message != NULL) {
375 __ lea(c_rarg2, Address((address)message));
376 } else {
377 __ mov(c_rarg2, NULL_WORD);
378 }
379 __ call_VM(r0,
380 CAST_FROM_FN_PTR(address, InterpreterRuntime::create_exception),
381 c_rarg1, c_rarg2);
382 }
383 // throw exception
384 __ b(address(Interpreter::throw_exception_entry()));
385 return entry;
386 }
387
388 address TemplateInterpreterGenerator::generate_return_entry_for(TosState state, int step, size_t index_size) {
389 address entry = __ pc();
390
391 // Restore stack bottom in case i2c adjusted stack
392 __ ldr(esp, Address(rfp, frame::interpreter_frame_last_sp_offset * wordSize));
393 // and NULL it as marker that esp is now tos until next java call
394 __ str(zr, Address(rfp, frame::interpreter_frame_last_sp_offset * wordSize));
395 __ restore_bcp();
396 __ restore_locals();
397 __ restore_constant_pool_cache();
398 __ get_method(rmethod);
399
400 // Pop N words from the stack
401 __ get_cache_and_index_at_bcp(r1, r2, 1, index_size);
402 __ ldr(r1, Address(r1, ConstantPoolCache::base_offset() + ConstantPoolCacheEntry::flags_offset()));
403 __ andr(r1, r1, ConstantPoolCacheEntry::parameter_size_mask);
404
405 __ add(esp, esp, r1, Assembler::LSL, 3);
406
407 // Restore machine SP
|