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tests/plugin/inline: add test for STORE_U64 inline op

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Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Message-Id: <20240502211522.346467-5-pierrick.bouvier@linaro.org>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20240514174253.694591-7-alex.bennee@linaro.org>
This commit is contained in:
Pierrick Bouvier 2024-05-14 18:42:48 +01:00 committed by Alex Bennée
parent 36a1d8e710
commit a1c9bf2514
1 changed files with 37 additions and 4 deletions
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41
tests/plugin/inline.c
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@ -22,6 +22,12 @@ typedef struct {
uint64_t count_mem_inline;
} CPUCount;
typedef struct {
uint64_t data_insn;
uint64_t data_tb;
uint64_t data_mem;
} CPUData;
static struct qemu_plugin_scoreboard *counts;
static qemu_plugin_u64 count_tb;
static qemu_plugin_u64 count_tb_inline;
@ -29,6 +35,10 @@ static qemu_plugin_u64 count_insn;
static qemu_plugin_u64 count_insn_inline;
static qemu_plugin_u64 count_mem;
static qemu_plugin_u64 count_mem_inline;
static struct qemu_plugin_scoreboard *data;
static qemu_plugin_u64 data_insn;
static qemu_plugin_u64 data_tb;
static qemu_plugin_u64 data_mem;
static uint64_t global_count_tb;
static uint64_t global_count_insn;
@ -109,11 +119,13 @@ static void plugin_exit(qemu_plugin_id_t id, void *udata)
stats_mem();
qemu_plugin_scoreboard_free(counts);
qemu_plugin_scoreboard_free(data);
}
static void vcpu_tb_exec(unsigned int cpu_index, void *udata)
{
qemu_plugin_u64_add(count_tb, cpu_index, 1);
g_assert(qemu_plugin_u64_get(data_tb, cpu_index) == (uintptr_t) udata);
g_mutex_lock(&tb_lock);
max_cpu_index = MAX(max_cpu_index, cpu_index);
global_count_tb++;
@ -123,6 +135,7 @@ static void vcpu_tb_exec(unsigned int cpu_index, void *udata)
static void vcpu_insn_exec(unsigned int cpu_index, void *udata)
{
qemu_plugin_u64_add(count_insn, cpu_index, 1);
g_assert(qemu_plugin_u64_get(data_insn, cpu_index) == (uintptr_t) udata);
g_mutex_lock(&insn_lock);
global_count_insn++;
g_mutex_unlock(&insn_lock);
@ -131,9 +144,10 @@ static void vcpu_insn_exec(unsigned int cpu_index, void *udata)
static void vcpu_mem_access(unsigned int cpu_index,
qemu_plugin_meminfo_t info,
uint64_t vaddr,
void *userdata)
void *udata)
{
qemu_plugin_u64_add(count_mem, cpu_index, 1);
g_assert(qemu_plugin_u64_get(data_mem, cpu_index) == (uintptr_t) udata);
g_mutex_lock(&mem_lock);
global_count_mem++;
g_mutex_unlock(&mem_lock);
@ -141,20 +155,34 @@ static void vcpu_mem_access(unsigned int cpu_index,
static void vcpu_tb_trans(qemu_plugin_id_t id, struct qemu_plugin_tb *tb)
{
void *tb_store = tb;
qemu_plugin_register_vcpu_tb_exec_inline_per_vcpu(
tb, QEMU_PLUGIN_INLINE_STORE_U64, data_tb, (uintptr_t) tb_store);
qemu_plugin_register_vcpu_tb_exec_cb(
tb, vcpu_tb_exec, QEMU_PLUGIN_CB_NO_REGS, 0);
tb, vcpu_tb_exec, QEMU_PLUGIN_CB_NO_REGS, tb_store);
qemu_plugin_register_vcpu_tb_exec_inline_per_vcpu(
tb, QEMU_PLUGIN_INLINE_ADD_U64, count_tb_inline, 1);
for (int idx = 0; idx < qemu_plugin_tb_n_insns(tb); ++idx) {
struct qemu_plugin_insn *insn = qemu_plugin_tb_get_insn(tb, idx);
void *insn_store = insn;
void *mem_store = (char *)insn_store + 0xff;
qemu_plugin_register_vcpu_insn_exec_inline_per_vcpu(
insn, QEMU_PLUGIN_INLINE_STORE_U64, data_insn,
(uintptr_t) insn_store);
qemu_plugin_register_vcpu_insn_exec_cb(
insn, vcpu_insn_exec, QEMU_PLUGIN_CB_NO_REGS, 0);
insn, vcpu_insn_exec, QEMU_PLUGIN_CB_NO_REGS, insn_store);
qemu_plugin_register_vcpu_insn_exec_inline_per_vcpu(
insn, QEMU_PLUGIN_INLINE_ADD_U64, count_insn_inline, 1);
qemu_plugin_register_vcpu_mem_inline_per_vcpu(
insn, QEMU_PLUGIN_MEM_RW,
QEMU_PLUGIN_INLINE_STORE_U64,
data_mem, (uintptr_t) mem_store);
qemu_plugin_register_vcpu_mem_cb(insn, &vcpu_mem_access,
QEMU_PLUGIN_CB_NO_REGS,
QEMU_PLUGIN_MEM_RW, 0);
QEMU_PLUGIN_MEM_RW, mem_store);
qemu_plugin_register_vcpu_mem_inline_per_vcpu(
insn, QEMU_PLUGIN_MEM_RW,
QEMU_PLUGIN_INLINE_ADD_U64,
@ -179,6 +207,11 @@ int qemu_plugin_install(qemu_plugin_id_t id, const qemu_info_t *info,
counts, CPUCount, count_insn_inline);
count_mem_inline = qemu_plugin_scoreboard_u64_in_struct(
counts, CPUCount, count_mem_inline);
data = qemu_plugin_scoreboard_new(sizeof(CPUData));
data_insn = qemu_plugin_scoreboard_u64_in_struct(data, CPUData, data_insn);
data_tb = qemu_plugin_scoreboard_u64_in_struct(data, CPUData, data_tb);
data_mem = qemu_plugin_scoreboard_u64_in_struct(data, CPUData, data_mem);
qemu_plugin_register_vcpu_tb_trans_cb(id, vcpu_tb_trans);
qemu_plugin_register_atexit_cb(id, plugin_exit, NULL);