%default { "prebarrier":"@ no-op", "postbarrier":"@ no-op " } %verify "executed" %verify "field already resolved" %verify "field not yet resolved" %verify "field cannot be resolved" /* * General 32-bit SPUT handler. * * for: sput, sput-boolean, sput-byte, sput-char, sput-short */ /* op vAA, field@BBBB */ ldr r2, [rSELF, #offThread_methodClassDex] @ r2<- DvmDex FETCH(r1, 1) @ r1<- field ref BBBB ldr r10, [r2, #offDvmDex_pResFields] @ r10<- dvmDex->pResFields ldr r0, [r10, r1, lsl #2] @ r0<- resolved StaticField ptr cmp r0, #0 @ is resolved entry null? beq .L${opcode}_resolve @ yes, do resolve .L${opcode}_finish: @ field ptr in r0 mov r2, rINST, lsr #8 @ r2<- AA FETCH_ADVANCE_INST(2) @ advance rPC, load rINST GET_VREG(r1, r2) @ r1<- fp[AA] GET_INST_OPCODE(ip) @ extract opcode from rINST $prebarrier @ releasing store str r1, [r0, #offStaticField_value] @ field<- vAA $postbarrier GOTO_OPCODE(ip) @ jump to next instruction %break /* * Continuation if the field has not yet been resolved. * r1: BBBB field ref * r10: dvmDex->pResFields */ .L${opcode}_resolve: ldr r2, [rSELF, #offThread_method] @ r2<- current method #if defined(WITH_JIT) add r10, r10, r1, lsl #2 @ r10<- &dvmDex->pResFields[field] #endif EXPORT_PC() @ resolve() could throw, so export now ldr r0, [r2, #offMethod_clazz] @ r0<- method->clazz bl dvmResolveStaticField @ r0<- resolved StaticField ptr cmp r0, #0 @ success? beq common_exceptionThrown @ no, handle exception #if defined(WITH_JIT) /* * If the JIT is actively building a trace we need to make sure * that the field is fully resolved before including this instruction. */ bl common_verifyField #endif b .L${opcode}_finish @ resume