diff options
Diffstat (limited to 'vm/mterp/armv5te/OP_IPUT_OBJECT_QUICK.S')
| -rw-r--r-- | vm/mterp/armv5te/OP_IPUT_OBJECT_QUICK.S | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/vm/mterp/armv5te/OP_IPUT_OBJECT_QUICK.S b/vm/mterp/armv5te/OP_IPUT_OBJECT_QUICK.S new file mode 100644 index 0000000..7e7144a --- /dev/null +++ b/vm/mterp/armv5te/OP_IPUT_OBJECT_QUICK.S @@ -0,0 +1,19 @@ +%verify "executed" +%verify "null object" + /* For: iput-object-quick */ + /* op vA, vB, offset@CCCC */ + mov r2, rINST, lsr #12 @ r2<- B + GET_VREG(r3, r2) @ r3<- fp[B], the object pointer + FETCH(r1, 1) @ r1<- field byte offset + cmp r3, #0 @ check object for null + mov r2, rINST, lsr #8 @ r2<- A(+) + beq common_errNullObject @ object was null + and r2, r2, #15 + GET_VREG(r0, r2) @ r0<- fp[A] + ldr r2, [rGLUE, #offGlue_cardTable] @ r2<- card table base + FETCH_ADVANCE_INST(2) @ advance rPC, load rINST + str r0, [r3, r1] @ obj.field (always 32 bits)<- r0 + cmp r0, #0 + strneb r2, [r2, r3, lsr #GC_CARD_SHIFT] @ mark card based on obj head + GET_INST_OPCODE(ip) @ extract opcode from rINST + GOTO_OPCODE(ip) @ jump to next instruction |