OP_IPUT.S revision 4185972e211b0c84b9fe7d90c56b28cc15e474fa 
1%default { "store":"str", "postbarrier":"@ no-op ", "prebarrier":"@ no-op ", "sqnum":"0" }
2%verify "executed"
3%verify "null object"
4%verify "field already resolved"
5%verify "field not yet resolved"
6%verify "field cannot be resolved"
7    /*
8     * General 32-bit instance field put.
9     *
10     * for: iput, iput-boolean, iput-byte, iput-char, iput-short
11     */
12    /* op vA, vB, field@CCCC */
13    mov     r0, rINST, lsr #12          @ r0<- B
14    ldr     r3, [rSELF, #offThread_methodClassDex]    @ r3<- DvmDex
15    FETCH(r1, 1)                        @ r1<- field ref CCCC
16    ldr     r2, [r3, #offDvmDex_pResFields] @ r2<- pDvmDex->pResFields
17    GET_VREG(r9, r0)                    @ r9<- fp[B], the object pointer
18    ldr     r0, [r2, r1, lsl #2]        @ r0<- resolved InstField ptr
19    cmp     r0, #0                      @ is resolved entry null?
20    bne     .L${opcode}_finish          @ no, already resolved
218:  ldr     r2, [rSELF, #offThread_method]    @ r2<- current method
22    EXPORT_PC()                         @ resolve() could throw
23    ldr     r0, [r2, #offMethod_clazz]  @ r0<- method->clazz
24    bl      dvmResolveInstField         @ r0<- resolved InstField ptr
25    cmp     r0, #0                      @ success?
26    bne     .L${opcode}_finish          @ yes, finish up
27    b       common_exceptionThrown
28%break
29
30    /*
31     * Currently:
32     *  r0 holds resolved field
33     *  r9 holds object
34     */
35.L${opcode}_finish:
36    @bl      common_squeak${sqnum}
37    mov     r1, rINST, lsr #8           @ r1<- A+
38    ldr     r3, [r0, #offInstField_byteOffset]  @ r3<- byte offset of field
39    and     r1, r1, #15                 @ r1<- A
40    cmp     r9, #0                      @ check object for null
41    GET_VREG(r0, r1)                    @ r0<- fp[A]
42    beq     common_errNullObject        @ object was null
43    FETCH_ADVANCE_INST(2)               @ advance rPC, load rINST
44    GET_INST_OPCODE(ip)                 @ extract opcode from rINST
45    $prebarrier                        @ releasing store
46    $store  r0, [r9, r3]                @ obj.field (8/16/32 bits)<- r0
47    $postbarrier
48    GOTO_OPCODE(ip)                     @ jump to next instruction
49