1 // Copyright 2020 Espressif Systems (Shanghai) PTE LTD
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 #pragma once
16 
17 #include <stdint.h>
18 
19 #ifdef __cplusplus
20 extern "C" {
21 #endif
22 
23 /**
24  * @brief Decode the offset value from a RISC-V JAL instruction
25  * @note This API will abort if the instruction is not JAL formatted.
26  *
27  * @param inst_addr Address of JAL instruction
28  * @return int offset value
29  */
30 int riscv_decode_offset_from_jal_instruction(const intptr_t inst_addr);
31 
32 #ifdef __cplusplus
33 }
34 #endif
35