1/* libunwind - a platform-independent unwind library
2   Copyright 2011 Linaro Limited
3
4This file is part of libunwind.
5
6Permission is hereby granted, free of charge, to any person obtaining
7a copy of this software and associated documentation files (the
8"Software"), to deal in the Software without restriction, including
9without limitation the rights to use, copy, modify, merge, publish,
10distribute, sublicense, and/or sell copies of the Software, and to
11permit persons to whom the Software is furnished to do so, subject to
12the following conditions:
13
14The above copyright notice and this permission notice shall be
15included in all copies or substantial portions of the Software.
16
17THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
18EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
20NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
21LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
22OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
23WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */
24
25#ifndef ARM_EX_TABLES_H
26#define ARM_EX_TABLES_H
27
28typedef enum arm_exbuf_cmd {
29  ARM_EXIDX_CMD_FINISH,
30  ARM_EXIDX_CMD_DATA_PUSH,
31  ARM_EXIDX_CMD_DATA_POP,
32  ARM_EXIDX_CMD_REG_POP,
33  ARM_EXIDX_CMD_REG_TO_SP,
34  ARM_EXIDX_CMD_VFP_POP,
35  ARM_EXIDX_CMD_WREG_POP,
36  ARM_EXIDX_CMD_WCGR_POP,
37  ARM_EXIDX_CMD_RESERVED,
38  ARM_EXIDX_CMD_REFUSED,
39} arm_exbuf_cmd_t;
40
41struct arm_exbuf_data
42{
43  arm_exbuf_cmd_t cmd;
44  uint32_t data;
45};
46
47#define arm_exidx_extract	UNW_OBJ(arm_exidx_extract)
48#define arm_exidx_decode	UNW_OBJ(arm_exidx_decode)
49#define arm_exidx_apply_cmd	UNW_OBJ(arm_exidx_apply_cmd)
50
51int arm_exidx_extract (struct dwarf_cursor *c, uint8_t *buf);
52int arm_exidx_decode (const uint8_t *buf, uint8_t len, struct dwarf_cursor *c);
53int arm_exidx_apply_cmd (struct arm_exbuf_data *edata, struct dwarf_cursor *c);
54
55#endif // ARM_EX_TABLES_H
56