| /* Copyright (C) 2008 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| /* |
| * File: OP_SPUT_WIDE.S |
| * |
| * Code: Generic 32-bit static field "put" operation. Uses no substitutions. |
| * |
| * For: sput-boolean, sput-byte, sput-char, sput-object, sput, sput-short |
| * |
| * Description: Perform the identified object static field operation |
| * with the identified static field; store the field value |
| * register. |
| * |
| * Format: AA|op BBBB (21c) |
| * |
| * Syntax: op vAA, string@BBBB |
| */ |
| |
| movl rGLUE, %eax # %eax<- pMterpGlue |
| movl offGlue_methodClassDex(%eax), %ecx # %ecx<- glue->pDvmDex |
| FETCH 1, %edx # %edx<- BBBB |
| movl offDvmDex_pResFields(%ecx), %ecx # %ecx<- pResFields |
| cmp $$0, (%ecx, %edx, 4) # check for null ptr; resolved StaticField ptr |
| movl (%ecx, %edx, 4), %ecx # %ecx<- resolved StaticField ptr |
| je .L${opcode}_resolve |
| |
| .L${opcode}_finish: |
| FFETCH_ADV 2, %eax # %eax<- next instruction hi; fetch, advance |
| movq (rFP, rINST, 4), %xmm0 # %xmm0<- vAA |
| movq %xmm0, offStaticField_value(%ecx) # field value<- field value |
| FGETOP_JMP 2, %eax # jump to next instruction; getop, jmp |
| %break |
| |
| /* |
| * Continuation if the field has not yet been resolved. |
| * %edx: BBBB field ref |
| */ |
| |
| .L${opcode}_resolve: |
| movl offGlue_method(%eax), %eax # %eax <- glue->method |
| EXPORT_PC # in case an exception is thrown |
| movl %edx, -4(%esp) # push parameter CCCC; field ref |
| movl offMethod_clazz(%eax), %eax # %eax<- method->clazz |
| movl %eax, -8(%esp) |
| lea -8(%esp), %esp |
| call dvmResolveStaticField # call: (const ClassObject* referrer, u4 ifieldIdx) |
| # return: StaticField* |
| lea 8(%esp), %esp |
| cmp $$0, %eax # check if initalization failed |
| movl %eax, %ecx # %ecx<- result |
| jne .L${opcode}_finish # success, continue |
| jmp common_exceptionThrown # failed; handle exception |