diff options
Diffstat (limited to 'vm/mterp/armv5te/OP_MONITOR_ENTER.S')
| -rw-r--r-- | vm/mterp/armv5te/OP_MONITOR_ENTER.S | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/vm/mterp/armv5te/OP_MONITOR_ENTER.S b/vm/mterp/armv5te/OP_MONITOR_ENTER.S new file mode 100644 index 0000000..ba5a144 --- /dev/null +++ b/vm/mterp/armv5te/OP_MONITOR_ENTER.S @@ -0,0 +1,16 @@ +%verify "executed" +%verify "exception for null object" + /* + * Synchronize on an object. + */ + /* monitor-enter vAA */ + mov r2, rINST, lsr #8 @ r2<- AA + GET_VREG(r1, r2) @ r1<- vAA (object) + mov r0, rSELF @ r0<- self + cmp r1, #0 @ null object? + EXPORT_PC() @ need for precise GC + beq common_errNullObject @ null object, throw an exception + FETCH_ADVANCE_INST(1) @ advance rPC, load rINST + bl dvmLockObject @ call(self, obj) + GET_INST_OPCODE(ip) @ extract opcode from rINST + GOTO_OPCODE(ip) @ jump to next instruction |