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-rw-r--r--tests/plugin/inline.c302
1 files changed, 0 insertions, 302 deletions
diff --git a/tests/plugin/inline.c b/tests/plugin/inline.c
deleted file mode 100644
index cd63827..0000000
--- a/tests/plugin/inline.c
+++ /dev/null
@@ -1,302 +0,0 @@
-/*
- * Copyright (C) 2023, Pierrick Bouvier <pierrick.bouvier@linaro.org>
- *
- * Demonstrates and tests usage of inline ops.
- *
- * License: GNU GPL, version 2 or later.
- * See the COPYING file in the top-level directory.
- */
-
-#include <glib.h>
-#include <stdint.h>
-#include <stdio.h>
-
-#include <qemu-plugin.h>
-
-typedef struct {
- uint64_t count_tb;
- uint64_t count_tb_inline;
- uint64_t count_insn;
- uint64_t count_insn_inline;
- uint64_t count_mem;
- uint64_t count_mem_inline;
- uint64_t tb_cond_num_trigger;
- uint64_t tb_cond_track_count;
- uint64_t insn_cond_num_trigger;
- uint64_t insn_cond_track_count;
-} CPUCount;
-
-static const uint64_t cond_trigger_limit = 100;
-
-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;
-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 qemu_plugin_u64 tb_cond_num_trigger;
-static qemu_plugin_u64 tb_cond_track_count;
-static qemu_plugin_u64 insn_cond_num_trigger;
-static qemu_plugin_u64 insn_cond_track_count;
-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;
-static uint64_t global_count_mem;
-static unsigned int max_cpu_index;
-static GMutex tb_lock;
-static GMutex insn_lock;
-static GMutex mem_lock;
-
-QEMU_PLUGIN_EXPORT int qemu_plugin_version = QEMU_PLUGIN_VERSION;
-
-static void stats_insn(void)
-{
- const uint64_t expected = global_count_insn;
- const uint64_t per_vcpu = qemu_plugin_u64_sum(count_insn);
- const uint64_t inl_per_vcpu =
- qemu_plugin_u64_sum(count_insn_inline);
- const uint64_t cond_num_trigger =
- qemu_plugin_u64_sum(insn_cond_num_trigger);
- const uint64_t cond_track_left = qemu_plugin_u64_sum(insn_cond_track_count);
- const uint64_t conditional =
- cond_num_trigger * cond_trigger_limit + cond_track_left;
- printf("insn: %" PRIu64 "\n", expected);
- printf("insn: %" PRIu64 " (per vcpu)\n", per_vcpu);
- printf("insn: %" PRIu64 " (per vcpu inline)\n", inl_per_vcpu);
- printf("insn: %" PRIu64 " (cond cb)\n", conditional);
- g_assert(expected > 0);
- g_assert(per_vcpu == expected);
- g_assert(inl_per_vcpu == expected);
- g_assert(conditional == expected);
-}
-
-static void stats_tb(void)
-{
- const uint64_t expected = global_count_tb;
- const uint64_t per_vcpu = qemu_plugin_u64_sum(count_tb);
- const uint64_t inl_per_vcpu =
- qemu_plugin_u64_sum(count_tb_inline);
- const uint64_t cond_num_trigger = qemu_plugin_u64_sum(tb_cond_num_trigger);
- const uint64_t cond_track_left = qemu_plugin_u64_sum(tb_cond_track_count);
- const uint64_t conditional =
- cond_num_trigger * cond_trigger_limit + cond_track_left;
- printf("tb: %" PRIu64 "\n", expected);
- printf("tb: %" PRIu64 " (per vcpu)\n", per_vcpu);
- printf("tb: %" PRIu64 " (per vcpu inline)\n", inl_per_vcpu);
- printf("tb: %" PRIu64 " (conditional cb)\n", conditional);
- g_assert(expected > 0);
- g_assert(per_vcpu == expected);
- g_assert(inl_per_vcpu == expected);
- g_assert(conditional == expected);
-}
-
-static void stats_mem(void)
-{
- const uint64_t expected = global_count_mem;
- const uint64_t per_vcpu = qemu_plugin_u64_sum(count_mem);
- const uint64_t inl_per_vcpu =
- qemu_plugin_u64_sum(count_mem_inline);
- printf("mem: %" PRIu64 "\n", expected);
- printf("mem: %" PRIu64 " (per vcpu)\n", per_vcpu);
- printf("mem: %" PRIu64 " (per vcpu inline)\n", inl_per_vcpu);
- g_assert(expected > 0);
- g_assert(per_vcpu == expected);
- g_assert(inl_per_vcpu == expected);
-}
-
-static void plugin_exit(qemu_plugin_id_t id, void *udata)
-{
- const unsigned int num_cpus = qemu_plugin_num_vcpus();
- g_assert(num_cpus == max_cpu_index + 1);
-
- for (int i = 0; i < num_cpus ; ++i) {
- const uint64_t tb = qemu_plugin_u64_get(count_tb, i);
- const uint64_t tb_inline = qemu_plugin_u64_get(count_tb_inline, i);
- const uint64_t insn = qemu_plugin_u64_get(count_insn, i);
- const uint64_t insn_inline = qemu_plugin_u64_get(count_insn_inline, i);
- const uint64_t mem = qemu_plugin_u64_get(count_mem, i);
- const uint64_t mem_inline = qemu_plugin_u64_get(count_mem_inline, i);
- const uint64_t tb_cond_trigger =
- qemu_plugin_u64_get(tb_cond_num_trigger, i);
- const uint64_t tb_cond_left =
- qemu_plugin_u64_get(tb_cond_track_count, i);
- const uint64_t insn_cond_trigger =
- qemu_plugin_u64_get(insn_cond_num_trigger, i);
- const uint64_t insn_cond_left =
- qemu_plugin_u64_get(insn_cond_track_count, i);
- printf("cpu %d: tb (%" PRIu64 ", %" PRIu64
- ", %" PRIu64 " * %" PRIu64 " + %" PRIu64
- ") | "
- "insn (%" PRIu64 ", %" PRIu64
- ", %" PRIu64 " * %" PRIu64 " + %" PRIu64
- ") | "
- "mem (%" PRIu64 ", %" PRIu64 ")"
- "\n",
- i,
- tb, tb_inline,
- tb_cond_trigger, cond_trigger_limit, tb_cond_left,
- insn, insn_inline,
- insn_cond_trigger, cond_trigger_limit, insn_cond_left,
- mem, mem_inline);
- g_assert(tb == tb_inline);
- g_assert(insn == insn_inline);
- g_assert(mem == mem_inline);
- g_assert(tb_cond_trigger == tb / cond_trigger_limit);
- g_assert(tb_cond_left == tb % cond_trigger_limit);
- g_assert(insn_cond_trigger == insn / cond_trigger_limit);
- g_assert(insn_cond_left == insn % cond_trigger_limit);
- }
-
- stats_tb();
- stats_insn();
- 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++;
- g_mutex_unlock(&tb_lock);
-}
-
-static void vcpu_tb_cond_exec(unsigned int cpu_index, void *udata)
-{
- g_assert(qemu_plugin_u64_get(tb_cond_track_count, cpu_index) ==
- cond_trigger_limit);
- g_assert(qemu_plugin_u64_get(data_tb, cpu_index) == (uintptr_t) udata);
- qemu_plugin_u64_set(tb_cond_track_count, cpu_index, 0);
- qemu_plugin_u64_add(tb_cond_num_trigger, cpu_index, 1);
-}
-
-static void vcpu_insn_cond_exec(unsigned int cpu_index, void *udata)
-{
- g_assert(qemu_plugin_u64_get(insn_cond_track_count, cpu_index) ==
- cond_trigger_limit);
- g_assert(qemu_plugin_u64_get(data_insn, cpu_index) == (uintptr_t) udata);
- qemu_plugin_u64_set(insn_cond_track_count, cpu_index, 0);
- qemu_plugin_u64_add(insn_cond_num_trigger, cpu_index, 1);
-}
-
-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);
-}
-
-static void vcpu_mem_access(unsigned int cpu_index,
- qemu_plugin_meminfo_t info,
- uint64_t vaddr,
- 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);
-}
-
-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, tb_store);
- qemu_plugin_register_vcpu_tb_exec_inline_per_vcpu(
- tb, QEMU_PLUGIN_INLINE_ADD_U64, count_tb_inline, 1);
-
- qemu_plugin_register_vcpu_tb_exec_inline_per_vcpu(
- tb, QEMU_PLUGIN_INLINE_ADD_U64, tb_cond_track_count, 1);
- qemu_plugin_register_vcpu_tb_exec_cond_cb(
- tb, vcpu_tb_cond_exec, QEMU_PLUGIN_CB_NO_REGS,
- QEMU_PLUGIN_COND_EQ, tb_cond_track_count, cond_trigger_limit, tb_store);
-
- 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, 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_insn_exec_inline_per_vcpu(
- insn, QEMU_PLUGIN_INLINE_ADD_U64, insn_cond_track_count, 1);
- qemu_plugin_register_vcpu_insn_exec_cond_cb(
- insn, vcpu_insn_cond_exec, QEMU_PLUGIN_CB_NO_REGS,
- QEMU_PLUGIN_COND_EQ, insn_cond_track_count, cond_trigger_limit,
- insn_store);
-
- 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, mem_store);
- qemu_plugin_register_vcpu_mem_inline_per_vcpu(
- insn, QEMU_PLUGIN_MEM_RW,
- QEMU_PLUGIN_INLINE_ADD_U64,
- count_mem_inline, 1);
- }
-}
-
-QEMU_PLUGIN_EXPORT
-int qemu_plugin_install(qemu_plugin_id_t id, const qemu_info_t *info,
- int argc, char **argv)
-{
- counts = qemu_plugin_scoreboard_new(sizeof(CPUCount));
- count_tb = qemu_plugin_scoreboard_u64_in_struct(
- counts, CPUCount, count_tb);
- count_insn = qemu_plugin_scoreboard_u64_in_struct(
- counts, CPUCount, count_insn);
- count_mem = qemu_plugin_scoreboard_u64_in_struct(
- counts, CPUCount, count_mem);
- count_tb_inline = qemu_plugin_scoreboard_u64_in_struct(
- counts, CPUCount, count_tb_inline);
- count_insn_inline = qemu_plugin_scoreboard_u64_in_struct(
- counts, CPUCount, count_insn_inline);
- count_mem_inline = qemu_plugin_scoreboard_u64_in_struct(
- counts, CPUCount, count_mem_inline);
- tb_cond_num_trigger = qemu_plugin_scoreboard_u64_in_struct(
- counts, CPUCount, tb_cond_num_trigger);
- tb_cond_track_count = qemu_plugin_scoreboard_u64_in_struct(
- counts, CPUCount, tb_cond_track_count);
- insn_cond_num_trigger = qemu_plugin_scoreboard_u64_in_struct(
- counts, CPUCount, insn_cond_num_trigger);
- insn_cond_track_count = qemu_plugin_scoreboard_u64_in_struct(
- counts, CPUCount, insn_cond_track_count);
- 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);
-
- return 0;
-}
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