diff options
| author | Ivanov Arkady | 2022-02-04 21:43:30 +0100 |
|---|---|---|
| committer | Alex Bennée | 2022-02-09 13:08:42 +0100 |
| commit | 91d40327106c372760d09ffae93f91c24fcbbb6c (patch) | |
| tree | 0832c3cd8e5efc3c6bd632253f37b846056767e1 /plugins | |
| parent | tracing: excise the tcg related from tracetool (diff) | |
| download | qemu-91d40327106c372760d09ffae93f91c24fcbbb6c.tar.gz qemu-91d40327106c372760d09ffae93f91c24fcbbb6c.tar.xz qemu-91d40327106c372760d09ffae93f91c24fcbbb6c.zip | |
plugins: add helper functions for coverage plugins
Which provide information about:
- start_code.
- end_code.
- entry.
- path to the executable binary.
Signed-off-by: Ivanov Arkady <arkadiy.ivanov@ispras.ru>
Message-Id: <163491883461.304355.8210754161847179432.stgit@pc-System-Product-Name>
[AJB: reword title, better descriptions, defaults, rm export, fix include]
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20220204204335.1689602-22-alex.bennee@linaro.org>
Diffstat (limited to 'plugins')
| -rw-r--r-- | plugins/api.c | 48 | ||||
| -rw-r--r-- | plugins/qemu-plugins.symbols | 4 |
2 files changed, 52 insertions, 0 deletions
diff --git a/plugins/api.c b/plugins/api.c index b143b09ce9..91e0c7074c 100644 --- a/plugins/api.c +++ b/plugins/api.c @@ -44,6 +44,11 @@ #ifndef CONFIG_USER_ONLY #include "qemu/plugin-memory.h" #include "hw/boards.h" +#else +#include "qemu.h" +#ifdef CONFIG_LINUX +#include "loader.h" +#endif #endif /* Uninstall and Reset handlers */ @@ -391,3 +396,46 @@ bool qemu_plugin_bool_parse(const char *name, const char *value, bool *ret) { return name && value && qapi_bool_parse(name, value, ret, NULL); } + +/* + * Binary path, start and end locations + */ +const char *qemu_plugin_path_to_binary(void) +{ + char *path = NULL; +#ifdef CONFIG_USER_ONLY + TaskState *ts = (TaskState *) current_cpu->opaque; + path = g_strdup(ts->bprm->filename); +#endif + return path; +} + +uint64_t qemu_plugin_start_code(void) +{ + uint64_t start = 0; +#ifdef CONFIG_USER_ONLY + TaskState *ts = (TaskState *) current_cpu->opaque; + start = ts->info->start_code; +#endif + return start; +} + +uint64_t qemu_plugin_end_code(void) +{ + uint64_t end = 0; +#ifdef CONFIG_USER_ONLY + TaskState *ts = (TaskState *) current_cpu->opaque; + end = ts->info->end_code; +#endif + return end; +} + +uint64_t qemu_plugin_entry_code(void) +{ + uint64_t entry = 0; +#ifdef CONFIG_USER_ONLY + TaskState *ts = (TaskState *) current_cpu->opaque; + entry = ts->info->entry; +#endif + return entry; +} diff --git a/plugins/qemu-plugins.symbols b/plugins/qemu-plugins.symbols index 4834756ba3..71f6c90549 100644 --- a/plugins/qemu-plugins.symbols +++ b/plugins/qemu-plugins.symbols @@ -1,5 +1,7 @@ { qemu_plugin_bool_parse; + qemu_plugin_end_code; + qemu_plugin_entry_code; qemu_plugin_get_hwaddr; qemu_plugin_hwaddr_device_name; qemu_plugin_hwaddr_is_io; @@ -17,6 +19,7 @@ qemu_plugin_n_max_vcpus; qemu_plugin_n_vcpus; qemu_plugin_outs; + qemu_plugin_path_to_binary; qemu_plugin_register_atexit_cb; qemu_plugin_register_flush_cb; qemu_plugin_register_vcpu_exit_cb; @@ -33,6 +36,7 @@ qemu_plugin_register_vcpu_tb_exec_inline; qemu_plugin_register_vcpu_tb_trans_cb; qemu_plugin_reset; + qemu_plugin_start_code; qemu_plugin_tb_get_insn; qemu_plugin_tb_n_insns; qemu_plugin_tb_vaddr; |