tests/tcg: expand insn test case to exercise register API

This ensure we at least read every register the plugin API reports at
least once during the check-tcg checks.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20240227144335.1196131-25-alex.bennee@linaro.org>
This commit is contained in:
Alex Bennée 2024-02-27 14:43:30 +00:00
parent 8df5e27cf7
commit 6036b9cfde

View File

@ -46,6 +46,25 @@ typedef struct {
char *disas;
} Instruction;
/*
* Initialise a new vcpu with reading the register list
*/
static void vcpu_init(qemu_plugin_id_t id, unsigned int vcpu_index)
{
g_autoptr(GArray) reg_list = qemu_plugin_get_registers();
g_autoptr(GByteArray) reg_value = g_byte_array_new();
if (reg_list) {
for (int i = 0; i < reg_list->len; i++) {
qemu_plugin_reg_descriptor *rd = &g_array_index(
reg_list, qemu_plugin_reg_descriptor, i);
int count = qemu_plugin_read_register(rd->handle, reg_value);
g_assert(count > 0);
}
}
}
static void vcpu_insn_exec_before(unsigned int cpu_index, void *udata)
{
unsigned int i = cpu_index % MAX_CPUS;
@ -212,6 +231,8 @@ QEMU_PLUGIN_EXPORT int qemu_plugin_install(qemu_plugin_id_t id,
sizes = g_array_new(true, true, sizeof(unsigned long));
}
/* Register init, translation block and exit callbacks */
qemu_plugin_register_vcpu_init_cb(id, vcpu_init);
qemu_plugin_register_vcpu_tb_trans_cb(id, vcpu_tb_trans);
qemu_plugin_register_atexit_cb(id, plugin_exit, NULL);
return 0;