133 address JNI_FastGetField::generate_fast_get_long_field() {
134 const char *name = "jni_fast_GetLongField";
135 ResourceMark rm;
136 BufferBlob* blob = BufferBlob::create(name, BUFFER_SIZE*wordSize);
137 CodeBuffer cbuf(blob);
138 MacroAssembler* masm = new MacroAssembler(&cbuf);
139 address fast_entry = __ pc();
140
141 Label label1, label2;
142
143 AddressLiteral cnt_addrlit(SafepointSynchronize::safepoint_counter_addr());
144 __ sethi (cnt_addrlit, G3);
145 Address cnt_addr(G3, cnt_addrlit.low10());
146 __ ld (cnt_addr, G4);
147 __ andcc (G4, 1, G0);
148 __ br (Assembler::notZero, false, Assembler::pn, label1);
149 __ delayed()->srl (O2, 2, O4);
150 __ ld_ptr (O1, 0, O5);
151 __ add (O5, O4, O5);
152
153 #ifndef _LP64
154 assert(count < LIST_CAPACITY-1, "LIST_CAPACITY too small");
155 speculative_load_pclist[count++] = __ pc();
156 __ ld (O5, 0, G2);
157
158 speculative_load_pclist[count] = __ pc();
159 __ ld (O5, 4, O3);
160 #else
161 assert(count < LIST_CAPACITY, "LIST_CAPACITY too small");
162 speculative_load_pclist[count] = __ pc();
163 __ ldx (O5, 0, O3);
164 #endif
165
166 __ ld (cnt_addr, G1);
167 __ cmp (G1, G4);
168 __ br (Assembler::notEqual, false, Assembler::pn, label2);
169 __ delayed()->mov (O7, G1);
170
171 #ifndef _LP64
172 __ mov (G2, O0);
173 __ retl ();
174 __ delayed()->mov (O3, O1);
175 #else
176 __ retl ();
177 __ delayed()->mov (O3, O0);
178 #endif
179
180 #ifndef _LP64
181 slowcase_entry_pclist[count-1] = __ pc();
182 slowcase_entry_pclist[count++] = __ pc() ;
183 #else
184 slowcase_entry_pclist[count++] = __ pc();
185 #endif
186
187 __ bind (label1);
188 __ mov (O7, G1);
189
190 address slow_case_addr = jni_GetLongField_addr();
191 __ bind (label2);
192 __ call (slow_case_addr, relocInfo::none);
193 __ delayed()->mov (G1, O7);
194
195 __ flush ();
196
197 return fast_entry;
198 }
199
200 address JNI_FastGetField::generate_fast_get_float_field0(BasicType type) {
201 const char *name;
202 switch (type) {
203 case T_FLOAT: name = "jni_fast_GetFloatField"; break;
204 case T_DOUBLE: name = "jni_fast_GetDoubleField"; break;
205 default: ShouldNotReachHere();
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133 address JNI_FastGetField::generate_fast_get_long_field() {
134 const char *name = "jni_fast_GetLongField";
135 ResourceMark rm;
136 BufferBlob* blob = BufferBlob::create(name, BUFFER_SIZE*wordSize);
137 CodeBuffer cbuf(blob);
138 MacroAssembler* masm = new MacroAssembler(&cbuf);
139 address fast_entry = __ pc();
140
141 Label label1, label2;
142
143 AddressLiteral cnt_addrlit(SafepointSynchronize::safepoint_counter_addr());
144 __ sethi (cnt_addrlit, G3);
145 Address cnt_addr(G3, cnt_addrlit.low10());
146 __ ld (cnt_addr, G4);
147 __ andcc (G4, 1, G0);
148 __ br (Assembler::notZero, false, Assembler::pn, label1);
149 __ delayed()->srl (O2, 2, O4);
150 __ ld_ptr (O1, 0, O5);
151 __ add (O5, O4, O5);
152
153 assert(count < LIST_CAPACITY, "LIST_CAPACITY too small");
154 speculative_load_pclist[count] = __ pc();
155 __ ldx (O5, 0, O3);
156
157 __ ld (cnt_addr, G1);
158 __ cmp (G1, G4);
159 __ br (Assembler::notEqual, false, Assembler::pn, label2);
160 __ delayed()->mov (O7, G1);
161
162 __ retl ();
163 __ delayed()->mov (O3, O0);
164
165 slowcase_entry_pclist[count++] = __ pc();
166
167 __ bind (label1);
168 __ mov (O7, G1);
169
170 address slow_case_addr = jni_GetLongField_addr();
171 __ bind (label2);
172 __ call (slow_case_addr, relocInfo::none);
173 __ delayed()->mov (G1, O7);
174
175 __ flush ();
176
177 return fast_entry;
178 }
179
180 address JNI_FastGetField::generate_fast_get_float_field0(BasicType type) {
181 const char *name;
182 switch (type) {
183 case T_FLOAT: name = "jni_fast_GetFloatField"; break;
184 case T_DOUBLE: name = "jni_fast_GetDoubleField"; break;
185 default: ShouldNotReachHere();
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