/* 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_IPUT_WIDE_QUICK.S * * Code: Optimization for iput * * For: iput/wide-quick * * Format: B|A|op CCCC (22c) * * Syntax: op vA, vB, offset@CCCC */ movl rINST, %edx # %edx<- BA shr $$4, %edx # %edx<- B andl $$15, rINST # rINST<- A GET_VREG %edx # %edx<- vB; object to operate on cmp $$0, %edx # check if object is null FETCH 1, %ecx # %ecx<- CCCC; field byte offset je common_errNullObject # handle null object FFETCH_ADV 2, %eax # %eax<- next instruction hi; fetch, advance movq (rFP, rINST, 4), %xmm0 # %xmm0<- fp[A] movq %xmm0, (%edx, %ecx) # object field<- %xmm0; fp[A] FGETOP_JMP 2, %eax # jump to next instruction; getop, jmp