Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/cpu/mips/vm/templateTable_mips_64.cpp
src/cpu/mips/vm/templateTable_mips_64.cpp
- changeset 6885
- 75ee8543b584
- parent 6884
- 37fd1c756f31
- child 6886
- 2fa8027581f6
equal
deleted
inserted
replaced
| 6884:37fd1c756f31 | 6885:75ee8543b584 |
|---|---|
| 257 void TemplateTable::ldc(bool wide) { | 257 void TemplateTable::ldc(bool wide) { |
| 258 transition(vtos, vtos); | 258 transition(vtos, vtos); |
| 259 Label call_ldc, notFloat, notClass, Done; | 259 Label call_ldc, notFloat, notClass, Done; |
| 260 // get index in cpool | 260 // get index in cpool |
| 261 if (wide) { | 261 if (wide) { |
| 262 __ get_2_byte_integer_at_bcp(T2, AT, 1); | 262 __ get_unsigned_2_byte_index_at_bcp(T2, 1); |
| 263 __ huswap(T2); | |
| 264 } else { | 263 } else { |
| 265 __ lbu(T2, at_bcp(1)); | 264 __ lbu(T2, at_bcp(1)); |
| 266 } | 265 } |
| 267 | 266 |
| 268 __ get_cpool_and_tags(T3, T1); | 267 __ get_cpool_and_tags(T3, T1); |
| 269 | 268 |
| 270 const int base_offset = ConstantPool::header_size() * wordSize; | 269 const int base_offset = ConstantPool::header_size() * wordSize; |
| 271 const int tags_offset = Array<u1>::base_offset_in_bytes(); | 270 const int tags_offset = Array<u1>::base_offset_in_bytes(); |
| 272 | 271 |
| 273 // get type | 272 // get type |
| 274 __ dadd(AT, T1, T2); | 273 if (UseLoongsonISA && Assembler::is_simm(sizeof(tags_offset), 8)) { |
| 275 __ lb(T1, AT, tags_offset); | 274 __ gslbx(T1, T1, T2, tags_offset); |
| 275 } else { | |
| 276 __ dadd(AT, T1, T2); | |
| 277 __ lb(T1, AT, tags_offset); | |
| 278 } | |
| 276 //now T1 is the tag | 279 //now T1 is the tag |
| 277 | 280 |
| 278 // unresolved class - get the resolved class | 281 // unresolved class - get the resolved class |
| 279 __ daddiu(AT, T1, - JVM_CONSTANT_UnresolvedClass); | 282 __ daddiu(AT, T1, - JVM_CONSTANT_UnresolvedClass); |
| 280 __ beq(AT, R0, call_ldc); | 283 __ beq(AT, R0, call_ldc); |
| 290 __ daddiu(AT, T1, - JVM_CONSTANT_Class); | 293 __ daddiu(AT, T1, - JVM_CONSTANT_Class); |
| 291 __ bne(AT, R0, notClass); | 294 __ bne(AT, R0, notClass); |
| 292 __ delayed()->dsll(T2, T2, Address::times_8); | 295 __ delayed()->dsll(T2, T2, Address::times_8); |
| 293 | 296 |
| 294 __ bind(call_ldc); | 297 __ bind(call_ldc); |
| 295 | |
| 296 __ move(A1, wide); | 298 __ move(A1, wide); |
| 297 call_VM(FSR, CAST_FROM_FN_PTR(address, InterpreterRuntime::ldc), A1); | 299 call_VM(FSR, CAST_FROM_FN_PTR(address, InterpreterRuntime::ldc), A1); |
| 298 __ push(atos); | 300 //__ push(atos); |
| 301 __ sd(FSR, SP, - Interpreter::stackElementSize); | |
| 299 __ b(Done); | 302 __ b(Done); |
| 300 __ delayed()->nop(); | 303 __ delayed()->daddiu(SP, SP, - Interpreter::stackElementSize); |
| 304 __ nop(); // added for performance issue | |
| 305 | |
| 301 __ bind(notClass); | 306 __ bind(notClass); |
| 302 | |
| 303 __ daddiu(AT, T1, -JVM_CONSTANT_Float); | 307 __ daddiu(AT, T1, -JVM_CONSTANT_Float); |
| 304 __ bne(AT, R0, notFloat); | 308 __ bne(AT, R0, notFloat); |
| 305 __ delayed()->nop(); | 309 __ delayed()->nop(); |
| 306 // ftos | 310 // ftos |
| 307 __ dadd(AT, T3, T2); | 311 if (UseLoongsonISA && Assembler::is_simm(sizeof(base_offset), 8)) { |
| 308 __ lwc1(FSF, AT, base_offset); | 312 __ gslwxc1(FSF, T3, T2, base_offset); |
| 309 __ push_f(); | 313 } else { |
| 314 __ dadd(AT, T3, T2); | |
| 315 __ lwc1(FSF, AT, base_offset); | |
| 316 } | |
| 317 //__ push_f(); | |
| 318 __ swc1(FSF, SP, - Interpreter::stackElementSize); | |
| 310 __ b(Done); | 319 __ b(Done); |
| 311 __ delayed()->nop(); | 320 __ delayed()->daddiu(SP, SP, - Interpreter::stackElementSize); |
| 312 | 321 |
| 313 __ bind(notFloat); | 322 __ bind(notFloat); |
| 314 #ifdef ASSERT | 323 #ifdef ASSERT |
| 315 { | 324 { |
| 316 Label L; | 325 Label L; |
| 319 __ delayed()->nop(); | 328 __ delayed()->nop(); |
| 320 __ stop("unexpected tag type in ldc"); | 329 __ stop("unexpected tag type in ldc"); |
| 321 __ bind(L); | 330 __ bind(L); |
| 322 } | 331 } |
| 323 #endif | 332 #endif |
| 324 // atos and itos | 333 // itos JVM_CONSTANT_Integer only |
| 325 __ dadd(T0, T3, T2); | 334 if (UseLoongsonISA && Assembler::is_simm(sizeof(base_offset), 8)) { |
| 326 __ lw(FSR, T0, base_offset); | 335 __ gslwx(FSR, T3, T2, base_offset); |
| 336 } else { | |
| 337 __ dadd(T0, T3, T2); | |
| 338 __ lw(FSR, T0, base_offset); | |
| 339 } | |
| 327 __ push(itos); | 340 __ push(itos); |
| 328 __ b(Done); | |
| 329 __ delayed()->nop(); | |
| 330 | |
| 331 | |
| 332 if (VerifyOops) { | |
| 333 __ verify_oop(FSR); | |
| 334 } | |
| 335 | |
| 336 __ bind(Done); | 341 __ bind(Done); |
| 337 } | 342 } |
| 338 | 343 |
| 339 // Fast path for caching oop constants. | 344 // Fast path for caching oop constants. |
| 340 void TemplateTable::fast_aldc(bool wide) { | 345 void TemplateTable::fast_aldc(bool wide) { |
