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comparison src/cpu/sparc/vm/templateTable_sparc.cpp @ 1602:136b78722a08

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6939203: JSR 292 needs method handle constants Summary: Add new CP types CONSTANT_MethodHandle, CONSTANT_MethodType; extend 'ldc' bytecode. Reviewed-by: twisti, never
author jrose
date Wed, 09 Jun 2010 18:50:45 -0700
parents e9ff18c4ace7
children 126ea7725993
comparison
equal deleted inserted replaced
1585:49fac4acd688 1602:136b78722a08
314 __ bind(notString); 314 __ bind(notString);
315 // __ ldf(FloatRegisterImpl::S, O0, O1, Ftos_f); 315 // __ ldf(FloatRegisterImpl::S, O0, O1, Ftos_f);
316 __ push(ftos); 316 __ push(ftos);
317 317
318 __ bind(exit); 318 __ bind(exit);
319 }
320
321 // Fast path for caching oop constants.
322 // %%% We should use this to handle Class and String constants also.
323 // %%% It will simplify the ldc/primitive path considerably.
324 void TemplateTable::fast_aldc(bool wide) {
325 transition(vtos, atos);
326
327 if (!EnableMethodHandles) {
328 // We should not encounter this bytecode if !EnableMethodHandles.
329 // The verifier will stop it. However, if we get past the verifier,
330 // this will stop the thread in a reasonable way, without crashing the JVM.
331 __ call_VM(noreg, CAST_FROM_FN_PTR(address,
332 InterpreterRuntime::throw_IncompatibleClassChangeError));
333 // the call_VM checks for exception, so we should never return here.
334 __ should_not_reach_here();
335 return;
336 }
337
338 Register Rcache = G3_scratch;
339 Register Rscratch = G4_scratch;
340
341 resolve_cache_and_index(f1_oop, Otos_i, Rcache, Rscratch, wide ? sizeof(u2) : sizeof(u1));
342
343 __ verify_oop(Otos_i);
319 } 344 }
320 345
321 void TemplateTable::ldc2_w() { 346 void TemplateTable::ldc2_w() {
322 transition(vtos, vtos); 347 transition(vtos, vtos);
323 Label retry, resolved, Long, exit; 348 Label retry, resolved, Long, exit;
1992 case Bytecodes::_invokevirtual : // fall through 2017 case Bytecodes::_invokevirtual : // fall through
1993 case Bytecodes::_invokespecial : // fall through 2018 case Bytecodes::_invokespecial : // fall through
1994 case Bytecodes::_invokestatic : // fall through 2019 case Bytecodes::_invokestatic : // fall through
1995 case Bytecodes::_invokeinterface: entry = CAST_FROM_FN_PTR(address, InterpreterRuntime::resolve_invoke); break; 2020 case Bytecodes::_invokeinterface: entry = CAST_FROM_FN_PTR(address, InterpreterRuntime::resolve_invoke); break;
1996 case Bytecodes::_invokedynamic : entry = CAST_FROM_FN_PTR(address, InterpreterRuntime::resolve_invokedynamic); break; 2021 case Bytecodes::_invokedynamic : entry = CAST_FROM_FN_PTR(address, InterpreterRuntime::resolve_invokedynamic); break;
2022 case Bytecodes::_fast_aldc : entry = CAST_FROM_FN_PTR(address, InterpreterRuntime::resolve_ldc); break;
2023 case Bytecodes::_fast_aldc_w : entry = CAST_FROM_FN_PTR(address, InterpreterRuntime::resolve_ldc); break;
1997 default : ShouldNotReachHere(); break; 2024 default : ShouldNotReachHere(); break;
1998 } 2025 }
1999 // first time invocation - must resolve first 2026 // first time invocation - must resolve first
2000 __ call_VM(noreg, entry, O1); 2027 __ call_VM(noreg, entry, O1);
2001 // Update registers with resolved info 2028 // Update registers with resolved info