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Replace ZEND_JIT_TRACE_MAX_EXIT_COUNTERS constant by opcache.jit_max_exit_counters configuration directive

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This commit is contained in:
Dmitry Stogov
2020-07-28 11:18:18 +03:00
parent 5303bcdd32
commit 8a42f357bf
4 changed files with 18 additions and 6 deletions
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3
ext/opcache/jit/zend_jit.c
View File

@@ -3953,6 +3953,9 @@ ZEND_EXT_API void zend_jit_shutdown(void)
zend_jit_perf_jitdump_close();
}
#endif
if (JIT_G(exit_counters)) {
free(JIT_G(exit_counters));
}
}
static void zend_jit_reset_counters(void)

4
ext/opcache/jit/zend_jit.h
View File

@@ -69,7 +69,6 @@
#define ZEND_JIT_TRACE_MAX_LENGTH 1024 /* max length of single trace */
#define ZEND_JIT_TRACE_MAX_EXITS 512 /* max number of side exits per trace */
#define ZEND_JIT_TRACE_MAX_EXIT_COUNTERS 8192 /* max number of side exits for all trace */
#define ZEND_JIT_TRACE_MAX_FUNCS 30 /* max number of different functions in a single trace */
#define ZEND_JIT_TRACE_MAX_CALL_DEPTH 10 /* max depth of inlined calls */
@@ -96,6 +95,7 @@ typedef struct _zend_jit_globals {
double prof_threshold;
zend_long max_root_traces; /* max number of root traces */
zend_long max_side_traces; /* max number of side traces (per root trace) */
zend_long max_exit_counters; /* max total number of side exits for all traces */
zend_long hot_loop;
zend_long hot_func;
zend_long hot_return;
@@ -119,7 +119,7 @@ typedef struct _zend_jit_globals {
uint8_t bad_root_cache_stop[ZEND_JIT_TRACE_BAD_ROOT_SLOTS];
uint32_t bad_root_slot;
uint8_t exit_counters[ZEND_JIT_TRACE_MAX_EXIT_COUNTERS];
uint8_t *exit_counters;
} zend_jit_globals;
#ifdef ZTS

15
ext/opcache/jit/zend_jit_trace.c
View File

@@ -64,6 +64,11 @@ static int zend_jit_trace_startup(void)
memset(&dummy_op_array, 0, sizeof(dummy_op_array));
dummy_op_array.fn_flags = ZEND_ACC_DONE_PASS_TWO;
JIT_G(exit_counters) = calloc(JIT_G(max_exit_counters), 1);
if (JIT_G(exit_counters) == NULL) {
return FAILURE;
}
return SUCCESS;
}
@@ -4579,7 +4584,7 @@ done:
ZEND_ASSERT(0 && p->stop);
}
if (ZEND_JIT_EXIT_COUNTERS + t->exit_count >= ZEND_JIT_TRACE_MAX_EXIT_COUNTERS) {
if (ZEND_JIT_EXIT_COUNTERS + t->exit_count >= JIT_G(max_exit_counters)) {
goto jit_failure;
}
@@ -4788,7 +4793,7 @@ static zend_jit_trace_stop zend_jit_compile_root_trace(zend_jit_trace_rec *trace
ret = ZEND_JIT_TRACE_STOP_COMPILED;
} else if (t->exit_count >= ZEND_JIT_TRACE_MAX_EXITS ||
ZEND_JIT_EXIT_COUNTERS + t->exit_count >= ZEND_JIT_TRACE_MAX_EXIT_COUNTERS) {
ZEND_JIT_EXIT_COUNTERS + t->exit_count >= JIT_G(max_exit_counters)) {
if (t->stack_map) {
efree(t->stack_map);
t->stack_map = NULL;
@@ -5388,7 +5393,7 @@ static zend_jit_trace_stop zend_jit_compile_side_trace(zend_jit_trace_rec *trace
ret = ZEND_JIT_TRACE_STOP_COMPILED;
} else if (t->exit_count >= ZEND_JIT_TRACE_MAX_EXITS ||
ZEND_JIT_EXIT_COUNTERS + t->exit_count >= ZEND_JIT_TRACE_MAX_EXIT_COUNTERS) {
ZEND_JIT_EXIT_COUNTERS + t->exit_count >= JIT_G(max_exit_counters)) {
if (t->stack_map) {
efree(t->stack_map);
t->stack_map = NULL;
@@ -5766,7 +5771,9 @@ static void zend_jit_trace_init_caches(void)
memset(JIT_G(bad_root_cache_stop), 0, sizeof(JIT_G(bad_root_cache_count)));
JIT_G(bad_root_slot) = 0;
memset(JIT_G(exit_counters), 0, sizeof(JIT_G(exit_counters)));
if (JIT_G(exit_counters)) {
memset(JIT_G(exit_counters), 0, JIT_G(max_exit_counters));
}
}
static void zend_jit_trace_reset_caches(void)

2
ext/opcache/zend_accelerator_module.c
View File

@@ -294,6 +294,7 @@ ZEND_INI_BEGIN()
STD_PHP_INI_ENTRY("opcache.jit_prof_threshold" , "0.005", PHP_INI_ALL, OnUpdateReal, prof_threshold, zend_jit_globals, jit_globals)
STD_PHP_INI_ENTRY("opcache.jit_max_root_traces" , "1024", PHP_INI_SYSTEM, OnUpdateLong, max_root_traces, zend_jit_globals, jit_globals)
STD_PHP_INI_ENTRY("opcache.jit_max_side_traces" , "128", PHP_INI_SYSTEM, OnUpdateLong, max_side_traces, zend_jit_globals, jit_globals)
STD_PHP_INI_ENTRY("opcache.jit_max_exit_counters" , "8192", PHP_INI_SYSTEM, OnUpdateLong, max_exit_counters, zend_jit_globals, jit_globals)
STD_PHP_INI_ENTRY("opcache.jit_hot_loop" , "64", PHP_INI_SYSTEM, OnUpdateCounter, hot_loop, zend_jit_globals, jit_globals)
STD_PHP_INI_ENTRY("opcache.jit_hot_func" , "127", PHP_INI_SYSTEM, OnUpdateCounter, hot_func, zend_jit_globals, jit_globals)
STD_PHP_INI_ENTRY("opcache.jit_hot_return" , "8", PHP_INI_SYSTEM, OnUpdateCounter, hot_return, zend_jit_globals, jit_globals)
@@ -783,6 +784,7 @@ ZEND_FUNCTION(opcache_get_configuration)
add_assoc_long(&directives, "opcache.jit_hot_loop", JIT_G(hot_loop));
add_assoc_long(&directives, "opcache.jit_hot_return", JIT_G(hot_return));
add_assoc_long(&directives, "opcache.jit_hot_side_exit", JIT_G(hot_side_exit));
add_assoc_long(&directives, "opcache.jit_max_exit_counters", JIT_G(max_exit_counters));
add_assoc_long(&directives, "opcache.jit_max_loops_unroll", JIT_G(max_loops_unroll));
add_assoc_long(&directives, "opcache.jit_max_polymorphic_calls", JIT_G(max_polymorphic_calls));
add_assoc_long(&directives, "opcache.jit_max_recursive_calls", JIT_G(max_recursive_calls));