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 89
- 179d203c9b2b
- parent 88
- 02ae7081a1a7
- child 104
- 36f7453a6977
equal
deleted
inserted
replaced
| 88:02ae7081a1a7 | 89:179d203c9b2b |
|---|---|
| 1300 | 1300 |
| 1301 __ bind(not_zero); | 1301 __ bind(not_zero); |
| 1302 __ mfhi(FSR); | 1302 __ mfhi(FSR); |
| 1303 } | 1303 } |
| 1304 | 1304 |
| 1305 // the multiplier in SSR||FSR, the multiplicand in stack | |
| 1306 // the result in SSR||FSR | |
| 1307 // used registers : T2, T3 | |
| 1308 void TemplateTable::lmul() { | 1305 void TemplateTable::lmul() { |
| 1309 transition(ltos, ltos); | 1306 transition(ltos, ltos); |
| 1310 Label done; | 1307 __ pop_l(T2); |
| 1311 | 1308 if(UseLoongsonISA){ |
| 1312 __ pop_l(T2, T3); | 1309 __ gsdmult(FSR, T2, FSR); |
| 1313 #ifdef ASSERT | 1310 } else { |
| 1314 { | 1311 __ dmult(T2, FSR); |
| 1315 Label L; | 1312 __ mflo(FSR); |
| 1316 __ orr(AT, T3, SSR); | 1313 } |
| 1317 __ beq(AT, R0, L); | 1314 } |
| 1318 __ delayed()->nop(); | |
| 1319 //FIXME, aoqi | |
| 1320 //__ stop("lmul, wrong stack"); | |
| 1321 __ bind(L); | |
| 1322 } | |
| 1323 #endif | |
| 1324 __ orr(AT, T2, FSR); | |
| 1325 __ beq(AT, R0, done); | |
| 1326 __ delayed()->nop(); | |
| 1327 | |
| 1328 __ dmultu(T2, FSR); | |
| 1329 __ daddu(SSR, SSR, T3); | |
| 1330 __ nop(); | |
| 1331 __ mflo(FSR); | |
| 1332 __ mfhi(SSR); | |
| 1333 __ b(done); | |
| 1334 __ delayed()->nop(); | |
| 1335 | |
| 1336 __ bind(done); | |
| 1337 } | |
| 1338 | 1315 |
| 1339 // NOTE: i DONT use the Interpreter::_throw_ArithmeticException_entry | 1316 // NOTE: i DONT use the Interpreter::_throw_ArithmeticException_entry |
| 1340 void TemplateTable::ldiv() { | 1317 void TemplateTable::ldiv() { |
| 1341 transition(ltos, ltos); | 1318 transition(ltos, ltos); |
| 1342 Label normal; | 1319 Label normal; |
