Mercurial > hg > graal-compiler
comparison src/cpu/x86/vm/templateInterpreter_x86_64.cpp @ 13010:bd3237e0e18d
8026328: Setting a breakpoint on invokedynamic crashes the JVM
Reviewed-by: jrose, roland
author | twisti |
---|---|
date | Thu, 24 Oct 2013 16:23:07 -0700 |
parents | 5ccbab1c69f3 |
children | 096c224171c4 2100bf712e2a |
comparison
equal
deleted
inserted
replaced
12968:97d400662426 | 13010:bd3237e0e18d |
---|---|
164 __ dispatch_next(state); | 164 __ dispatch_next(state); |
165 return entry; | 165 return entry; |
166 } | 166 } |
167 | 167 |
168 | 168 |
169 address TemplateInterpreterGenerator::generate_return_entry_for(TosState state, int step) { | 169 address TemplateInterpreterGenerator::generate_return_entry_for(TosState state, int step, size_t index_size) { |
170 address entry = __ pc(); | 170 address entry = __ pc(); |
171 | 171 |
172 // Restore stack bottom in case i2c adjusted stack | 172 // Restore stack bottom in case i2c adjusted stack |
173 __ movptr(rsp, Address(rbp, frame::interpreter_frame_last_sp_offset * wordSize)); | 173 __ movptr(rsp, Address(rbp, frame::interpreter_frame_last_sp_offset * wordSize)); |
174 // and NULL it as marker that esp is now tos until next java call | 174 // and NULL it as marker that esp is now tos until next java call |
181 Register mdp = rbx; | 181 Register mdp = rbx; |
182 Register tmp = rcx; | 182 Register tmp = rcx; |
183 __ profile_return_type(mdp, rax, tmp); | 183 __ profile_return_type(mdp, rax, tmp); |
184 } | 184 } |
185 | 185 |
186 Label L_got_cache, L_giant_index; | 186 const Register cache = rbx; |
187 if (EnableInvokeDynamic) { | 187 const Register index = rcx; |
188 __ cmpb(Address(r13, 0), Bytecodes::_invokedynamic); | 188 __ get_cache_and_index_at_bcp(cache, index, 1, index_size); |
189 __ jcc(Assembler::equal, L_giant_index); | 189 |
190 } | 190 const Register flags = cache; |
191 __ get_cache_and_index_at_bcp(rbx, rcx, 1, sizeof(u2)); | 191 __ movl(flags, Address(cache, index, Address::times_ptr, ConstantPoolCache::base_offset() + ConstantPoolCacheEntry::flags_offset())); |
192 __ bind(L_got_cache); | 192 __ andl(flags, ConstantPoolCacheEntry::parameter_size_mask); |
193 __ movl(rbx, Address(rbx, rcx, | 193 __ lea(rsp, Address(rsp, flags, Interpreter::stackElementScale())); |
194 Address::times_ptr, | |
195 in_bytes(ConstantPoolCache::base_offset()) + | |
196 3 * wordSize)); | |
197 __ andl(rbx, 0xFF); | |
198 __ lea(rsp, Address(rsp, rbx, Address::times_8)); | |
199 __ dispatch_next(state, step); | 194 __ dispatch_next(state, step); |
200 | |
201 // out of the main line of code... | |
202 if (EnableInvokeDynamic) { | |
203 __ bind(L_giant_index); | |
204 __ get_cache_and_index_at_bcp(rbx, rcx, 1, sizeof(u4)); | |
205 __ jmp(L_got_cache); | |
206 } | |
207 | 195 |
208 return entry; | 196 return entry; |
209 } | 197 } |
210 | 198 |
211 | 199 |