Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
Add hexagon to disas/meson.build Add disas/hexagon.c Add hexagon to include/disas/dis-asm.h Signed-off-by: Taylor Simpson <tsimpson@quicinc.com> Tested-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Message-Id: <1612763186-18161-6-git-send-email-tsimpson@quicinc.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
- Loading branch information
1 parent
4bb3201
commit a461f00
Showing
3 changed files
with
67 additions
and
0 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,65 @@ | ||
/* | ||
* Copyright(c) 2019-2021 Qualcomm Innovation Center, Inc. All Rights Reserved. | ||
* | ||
* This program is free software; you can redistribute it and/or modify | ||
* it under the terms of the GNU General Public License as published by | ||
* the Free Software Foundation; either version 2 of the License, or | ||
* (at your option) any later version. | ||
* | ||
* This program is distributed in the hope that it will be useful, | ||
* but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
* GNU General Public License for more details. | ||
* | ||
* You should have received a copy of the GNU General Public License | ||
* along with this program; if not, see <http://www.gnu.org/licenses/>. | ||
*/ | ||
|
||
/* | ||
* QEMU Hexagon Disassembler | ||
*/ | ||
|
||
#include "qemu/osdep.h" | ||
#include "disas/dis-asm.h" | ||
#include "target/hexagon/cpu_bits.h" | ||
|
||
/* | ||
* We will disassemble a packet with up to 4 instructions, so we need | ||
* a hefty size buffer. | ||
*/ | ||
#define PACKET_BUFFER_LEN 1028 | ||
|
||
int print_insn_hexagon(bfd_vma memaddr, struct disassemble_info *info) | ||
{ | ||
uint32_t words[PACKET_WORDS_MAX]; | ||
bool found_end = false; | ||
GString *buf = g_string_sized_new(PACKET_BUFFER_LEN); | ||
int i, len; | ||
|
||
for (i = 0; i < PACKET_WORDS_MAX && !found_end; i++) { | ||
int status = (*info->read_memory_func)(memaddr + i * sizeof(uint32_t), | ||
(bfd_byte *)&words[i], | ||
sizeof(uint32_t), info); | ||
if (status) { | ||
if (i > 0) { | ||
break; | ||
} | ||
(*info->memory_error_func)(status, memaddr, info); | ||
return status; | ||
} | ||
if (is_packet_end(words[i])) { | ||
found_end = true; | ||
} | ||
} | ||
|
||
if (!found_end) { | ||
(*info->fprintf_func)(info->stream, "<invalid>"); | ||
return PACKET_WORDS_MAX * sizeof(uint32_t); | ||
} | ||
|
||
len = disassemble_hexagon(words, i, memaddr, buf); | ||
(*info->fprintf_func)(info->stream, "%s", buf->str); | ||
g_string_free(buf, true); | ||
|
||
return len; | ||
} |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters