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/*
* Copyright (C) 2012 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.
*/
#include "asm_support_x86.S"
/*
* Jni dlsym lookup stub.
*/
DEFINE_FUNCTION art_jni_dlsym_lookup_stub
subl LITERAL(8), %esp // align stack
CFI_ADJUST_CFA_OFFSET(8)
pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current()
call SYMBOL(artFindNativeMethod) // (Thread*)
addl LITERAL(12), %esp // remove argument & padding
CFI_ADJUST_CFA_OFFSET(-12)
testl %eax, %eax // check if returned method code is null
jz .Lno_native_code_found // if null, jump to return to handle
jmp *%eax // otherwise, tail call to intended method
.Lno_native_code_found:
ret
END_FUNCTION art_jni_dlsym_lookup_stub
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