1 /* Copyright (C) 2008 The Android Open Source Project 2 * 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 /* 17 * File: OP_MOVE_EXCEPTION.S 18 * 19 * Code: Moves an exception to a register 20 * 21 * For: move-exception 22 * 23 * Description: Save a just-caught exception into the given register. This 24 * instruction is only valid as the first instruction of an 25 * exception handler. 26 * 27 * Format: AA|op (11x) 28 * 29 * Syntax: op vAA 30 */ 31 32 movl rGLUE, %eax # %eax<- pMterpGlue 33 movl offGlue_self(%eax), %ecx # %ecx<- glue->self 34 FFETCH_ADV 1, %eax # %eax<- next instruction hi; fetch, advance 35 movl offThread_exception(%ecx), %edx # %edx<- glue->self->exception 36 movl $$0, offThread_exception(%ecx) # clear exception 37 SET_VREG %edx, rINST # vAA<- glue->self->exception 38 FGETOP_JMP 1, %eax # jump to next instruction; getop, jmp 39