302 const Register parameter_size = flags;
303 __ and3(flags, ConstantPoolCacheEntry::parameter_size_mask, parameter_size); // argument size in words
304 __ sll(parameter_size, Interpreter::logStackElementSize, parameter_size); // each argument size in bytes
305 __ add(Lesp, parameter_size, Lesp); // pop arguments
306
307 __ check_and_handle_popframe(Gtemp);
308 __ check_and_handle_earlyret(Gtemp);
309
310 __ dispatch_next(state, step);
311
312 return entry;
313 }
314
315
316 address TemplateInterpreterGenerator::generate_deopt_entry_for(TosState state, int step) {
317 address entry = __ pc();
318 __ get_constant_pool_cache(LcpoolCache); // load LcpoolCache
319 #if INCLUDE_JVMCI
320 // Check if we need to take lock at entry of synchronized method. This can
321 // only occur on method entry so emit it only for vtos with step 0.
322 if (UseJVMCICompiler && state == vtos && step == 0) {
323 Label L;
324 Address pending_monitor_enter_addr(G2_thread, JavaThread::pending_monitorenter_offset());
325 __ ldbool(pending_monitor_enter_addr, Gtemp); // Load if pending monitor enter
326 __ cmp_and_br_short(Gtemp, G0, Assembler::equal, Assembler::pn, L);
327 // Clear flag.
328 __ stbool(G0, pending_monitor_enter_addr);
329 // Take lock.
330 lock_method();
331 __ bind(L);
332 } else {
333 #ifdef ASSERT
334 if (UseJVMCICompiler) {
335 Label L;
336 Address pending_monitor_enter_addr(G2_thread, JavaThread::pending_monitorenter_offset());
337 __ ldbool(pending_monitor_enter_addr, Gtemp); // Load if pending monitor enter
338 __ cmp_and_br_short(Gtemp, G0, Assembler::equal, Assembler::pn, L);
339 __ stop("unexpected pending monitor in deopt entry");
340 __ bind(L);
341 }
342 #endif
343 }
344 #endif
345 { Label L;
346 Address exception_addr(G2_thread, Thread::pending_exception_offset());
347 __ ld_ptr(exception_addr, Gtemp); // Load pending exception.
348 __ br_null_short(Gtemp, Assembler::pt, L);
349 __ call_VM(noreg, CAST_FROM_FN_PTR(address, InterpreterRuntime::throw_pending_exception));
350 __ should_not_reach_here();
351 __ bind(L);
352 }
353 __ dispatch_next(state, step);
354 return entry;
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302 const Register parameter_size = flags;
303 __ and3(flags, ConstantPoolCacheEntry::parameter_size_mask, parameter_size); // argument size in words
304 __ sll(parameter_size, Interpreter::logStackElementSize, parameter_size); // each argument size in bytes
305 __ add(Lesp, parameter_size, Lesp); // pop arguments
306
307 __ check_and_handle_popframe(Gtemp);
308 __ check_and_handle_earlyret(Gtemp);
309
310 __ dispatch_next(state, step);
311
312 return entry;
313 }
314
315
316 address TemplateInterpreterGenerator::generate_deopt_entry_for(TosState state, int step) {
317 address entry = __ pc();
318 __ get_constant_pool_cache(LcpoolCache); // load LcpoolCache
319 #if INCLUDE_JVMCI
320 // Check if we need to take lock at entry of synchronized method. This can
321 // only occur on method entry so emit it only for vtos with step 0.
322 if (EnableJVMCI && state == vtos && step == 0) {
323 Label L;
324 Address pending_monitor_enter_addr(G2_thread, JavaThread::pending_monitorenter_offset());
325 __ ldbool(pending_monitor_enter_addr, Gtemp); // Load if pending monitor enter
326 __ cmp_and_br_short(Gtemp, G0, Assembler::equal, Assembler::pn, L);
327 // Clear flag.
328 __ stbool(G0, pending_monitor_enter_addr);
329 // Take lock.
330 lock_method();
331 __ bind(L);
332 } else {
333 #ifdef ASSERT
334 if (EnableJVMCI) {
335 Label L;
336 Address pending_monitor_enter_addr(G2_thread, JavaThread::pending_monitorenter_offset());
337 __ ldbool(pending_monitor_enter_addr, Gtemp); // Load if pending monitor enter
338 __ cmp_and_br_short(Gtemp, G0, Assembler::equal, Assembler::pn, L);
339 __ stop("unexpected pending monitor in deopt entry");
340 __ bind(L);
341 }
342 #endif
343 }
344 #endif
345 { Label L;
346 Address exception_addr(G2_thread, Thread::pending_exception_offset());
347 __ ld_ptr(exception_addr, Gtemp); // Load pending exception.
348 __ br_null_short(Gtemp, Assembler::pt, L);
349 __ call_VM(noreg, CAST_FROM_FN_PTR(address, InterpreterRuntime::throw_pending_exception));
350 __ should_not_reach_here();
351 __ bind(L);
352 }
353 __ dispatch_next(state, step);
354 return entry;
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