/* 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: binopS.S * * Code: Generic 32-bit binary operation. Provides an "instr" line to * specify an instruction that performs "%edx = %edx op %cl" * * For: shl-int, shr-int, ushr-int * * Description: Perform a binary operation on two source registers * and store the result in a destination register. * * Format: AA|op CC|BB (23x) * * Syntax: op vAA, vBB, vCC */ FETCH_BB 1, %edx # %edx<- BB FETCH_CC 1, %ecx # %ecx<- CC FFETCH_ADV 2, %eax # %eax<- next instruction hi; fetch, advance GET_VREG %edx # %edx<- vBB GET_VREG %ecx # %ecx<- vCC $instr # %edx<- vBB op +CC SET_VREG %edx, rINST # vAA<- %edx; result FGETOP_JMP 2, %eax # jump to next instruction; getop, jmp