jni_entrypoints_mips64.S revision 75c40d419b621342ac834e5b61abcdcd84537063
1/* 2 * Copyright (C) 2014 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_mips64.S" 18 19 .set noreorder 20 .balign 16 21 22 /* 23 * Jni dlsym lookup stub. 24 */ 25 .extern artFindNativeMethod 26ENTRY art_jni_dlsym_lookup_stub 27 daddiu $sp, $sp, -80 # save a0-a7 and $ra 28 .cfi_adjust_cfa_offset 80 29 sd $ra, 64($sp) 30 .cfi_rel_offset 31, 64 31 sd $a7, 56($sp) 32 .cfi_rel_offset 11, 56 33 sd $a6, 48($sp) 34 .cfi_rel_offset 10, 48 35 sd $a5, 40($sp) 36 .cfi_rel_offset 9, 40 37 sd $a4, 32($sp) 38 .cfi_rel_offset 8, 32 39 sd $a3, 24($sp) 40 .cfi_rel_offset 7, 24 41 sd $a2, 16($sp) 42 .cfi_rel_offset 6, 16 43 sd $a1, 8($sp) 44 .cfi_rel_offset 5, 8 45 sd $a0, 0($sp) 46 .cfi_rel_offset 4, 0 47 jal artFindNativeMethod # (Thread*) 48 move $a0, $s1 # pass Thread::Current() 49 ld $a0, 0($sp) # restore registers from stack 50 .cfi_restore 4 51 ld $a1, 8($sp) 52 .cfi_restore 5 53 ld $a2, 16($sp) 54 .cfi_restore 6 55 ld $a3, 24($sp) 56 .cfi_restore 7 57 ld $a4, 32($sp) 58 .cfi_restore 8 59 ld $a5, 40($sp) 60 .cfi_restore 9 61 ld $a6, 48($sp) 62 .cfi_restore 10 63 ld $a7, 56($sp) 64 .cfi_restore 11 65 ld $ra, 64($sp) 66 .cfi_restore 31 67 beq $v0, $zero, .Lno_native_code_found 68 daddiu $sp, $sp, 80 # restore the stack 69 .cfi_adjust_cfa_offset -80 70 move $t9, $v0 # put method code result in $t9 71 jalr $zero, $t9 # leaf call to method's code 72 nop 73.Lno_native_code_found: 74 jalr $zero, $ra 75 nop 76END art_jni_dlsym_lookup_stub 77