1/* 2 * Copyright (C) 2012 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#include "asm_support_mips.S" 18 19 .set noreorder 20 .balign 4 21 22 /* 23 * Jni dlsym lookup stub. 24 */ 25 .extern artFindNativeMethod 26ENTRY art_jni_dlsym_lookup_stub 27 addiu $sp, $sp, -32 # leave room for $a0, $a1, $a2, $a3, and $ra 28 .cfi_adjust_cfa_offset 32 29 sw $ra, 16($sp) 30 .cfi_rel_offset 31, 16 31 sw $a3, 12($sp) 32 .cfi_rel_offset 7, 12 33 sw $a2, 8($sp) 34 .cfi_rel_offset 6, 8 35 sw $a1, 4($sp) 36 .cfi_rel_offset 5, 4 37 sw $a0, 0($sp) 38 .cfi_rel_offset 4, 0 39 jal artFindNativeMethod # (Thread*) 40 move $a0, $s1 # pass Thread::Current() 41 lw $a0, 0($sp) # restore registers from stack 42 lw $a1, 4($sp) 43 lw $a2, 8($sp) 44 lw $a3, 12($sp) 45 lw $ra, 16($sp) 46 beq $v0, $zero, .Lno_native_code_found 47 addiu $sp, $sp, 32 # restore the stack 48 .cfi_adjust_cfa_offset -32 49 move $t9, $v0 # put method code result in $t9 50 jalr $zero, $t9 # leaf call to method's code 51 nop 52.Lno_native_code_found: 53 jalr $zero, $ra 54 nop 55END art_jni_dlsym_lookup_stub 56