| %verify "executed" |
| %verify "exception for null object" |
| /* |
| * Synchronize on an object. |
| */ |
| /* monitor-enter vAA */ |
| GET_GLUE(%ecx) |
| movzbl rINST_HI,rINST_FULL # rINST_FULL<- AA |
| GET_VREG(%eax,rINST_FULL) # eax<- vAA |
| movl offGlue_self(%ecx),%ecx # ecx<- glue->self |
| FETCH_INST_WORD(1) |
| testl %eax,%eax # null object? |
| #ifdef WITH_MONITOR_TRACKING |
| EXPORT_PC() |
| #endif |
| jne .L${opcode}_continue |
| jmp common_errNullObject |
| %break |
| |
| .L${opcode}_continue: |
| SPILL(rPC) # have to - caller save |
| movl %ecx,OUT_ARG0(%esp) |
| movl %eax,OUT_ARG1(%esp) |
| call dvmLockObject # dvmLockObject(self,object) |
| UNSPILL(rPC) |
| #ifdef WITH_DEADLOCK_PREDICTION |
| GET_GLUE(%ecx) |
| movl offGlueSelf(%ecx),%ecx # ecx<- glue->self |
| movl offThread_exception(%ecx),%eax |
| testl %eax,%eax |
| jne common_exceptionThrown |
| #endif |
| ADVANCE_PC(1) |
| GOTO_NEXT |
