| /* 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_MUL_INT.S | |
| * | |
| * Code: 32-bit multiply operation. Performs "%ecx = %ecx * %edx" | |
| * | |
| * Description: Perform a multiplication 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, %ecx # %ecx<- BB | |
| FETCH_CC 1, %edx # %edx<- CC | |
| FFETCH_ADV 2, %eax # %eax<- next instruction hi; fetch, advance | |
| GET_VREG %ecx # %ecx<- vBB | |
| addl $$4, rPC # update PC | |
| imul (rFP, %edx, 4), %ecx # %ecx<- vBB * vCC | |
| SET_VREG %ecx, rINST # vAA<- %ecx; result | |
| FGETOP_JMP2 %eax # jump to next instruction; getop, jmp |