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assigning void* to a function pointer is a POSIXism

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No implicit cast is defined between these types.  Should be explicit.
Also, NULL is defined to be ((void*)0) so not usable as a function
pointer value.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62221 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
shyouhei 2018-02-05 04:17:44 +00:00
parent 779c18bf23
commit 8427fca49b
3 changed files with 15 additions and 13 deletions
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18
mjit.c
View file

@ -440,7 +440,7 @@ static void
free_unit(struct rb_mjit_unit *unit)
{
if (unit->iseq) /* ISeq is not GCed */
unit->iseq->body->jit_func = NULL;
unit->iseq->body->jit_func = 0;
if (unit->handle) /* handle is NULL if it's in queue */
dlclose(unit->handle);
xfree(unit);
@ -682,7 +682,7 @@ load_func_from_so(const char *so_file, const char *funcname, struct rb_mjit_unit
/* Compile ISeq in UNIT and return function pointer of JIT-ed code.
It may return NOT_COMPILABLE_JIT_ISEQ_FUNC if something went wrong. */
static void *
static mjit_func_t
convert_unit_to_func(struct rb_mjit_unit *unit)
{
char c_file[70], so_file[70], funcname[35];
@ -744,7 +744,7 @@ convert_unit_to_func(struct rb_mjit_unit *unit)
if (!success) {
if (!mjit_opts.save_temps)
remove(c_file);
return (void *)NOT_COMPILABLE_JIT_ISEQ_FUNC;
return (mjit_func_t)NOT_COMPILABLE_JIT_ISEQ_FUNC;
}
start_time = real_ms_time();
@ -755,7 +755,7 @@ convert_unit_to_func(struct rb_mjit_unit *unit)
remove(c_file);
if (!success) {
verbose(2, "Failed to generate so: %s", so_file);
return (void *)NOT_COMPILABLE_JIT_ISEQ_FUNC;
return (mjit_func_t)NOT_COMPILABLE_JIT_ISEQ_FUNC;
}
func = load_func_from_so(so_file, funcname, unit);
@ -771,7 +771,7 @@ convert_unit_to_func(struct rb_mjit_unit *unit)
RSTRING_PTR(rb_iseq_path(unit->iseq)), FIX2INT(unit->iseq->body->location.first_lineno), c_file);
CRITICAL_SECTION_FINISH(3, "end of jit");
}
return func;
return (mjit_func_t)func;
}
/* Set to TRUE to finish worker. */
@ -810,7 +810,7 @@ worker(void)
CRITICAL_SECTION_FINISH(3, "in worker dequeue");
if (node) {
void *func = convert_unit_to_func(node->unit);
mjit_func_t func = convert_unit_to_func(node->unit);
CRITICAL_SECTION_START(3, "in jit func replace");
if (node->unit->iseq) { /* Check whether GCed or not */
@ -985,7 +985,7 @@ unload_units(void)
/* Unload the worst node. */
verbose(2, "Unloading unit %d (calls=%lu)", worst_node->unit->id, worst_node->unit->iseq->body->total_calls);
unit = worst_node->unit;
unit->iseq->body->jit_func = (void *)NOT_READY_JIT_ISEQ_FUNC;
unit->iseq->body->jit_func = (mjit_func_t)NOT_READY_JIT_ISEQ_FUNC;
remove_from_list(worst_node, &active_units);
assert(unit->handle != NULL);
@ -1005,7 +1005,7 @@ mjit_add_iseq_to_process(const rb_iseq_t *iseq)
if (!mjit_init_p)
return;
iseq->body->jit_func = (void *)NOT_READY_JIT_ISEQ_FUNC;
iseq->body->jit_func = (mjit_func_t)NOT_READY_JIT_ISEQ_FUNC;
create_unit(iseq);
if (iseq->body->jit_unit == NULL)
/* Failure in creating the unit. */
@ -1177,7 +1177,7 @@ mjit_init(struct mjit_options *opts)
/* Initialize worker thread */
finish_worker_p = FALSE;
worker_finished = FALSE;
if (rb_thread_create_mjit_thread(child_after_fork, worker) == FALSE) {
if (rb_thread_create_mjit_thread(child_after_fork, (void *)worker) == FALSE) {
mjit_init_p = FALSE;
rb_native_mutex_destroy(&mjit_engine_mutex);
rb_native_cond_destroy(&mjit_pch_wakeup);

4
thread_pthread.c
View file

@ -1777,7 +1777,7 @@ rb_nativethread_self(void)
static void *
mjit_worker(void *arg)
{
void (*worker_func)(void) = arg;
void (*worker_func)(void) = (void(*)(void))arg;
if (pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL) != 0) {
fprintf(stderr, "Cannot enable cancelation in MJIT worker\n");
@ -1791,7 +1791,7 @@ mjit_worker(void *arg)
/* Launch MJIT thread. Returns FALSE if it fails to create thread. */
int
rb_thread_create_mjit_thread(void (*child_hook)(void), void (*worker_func)(void))
rb_thread_create_mjit_thread(void (*child_hook)(void), void *worker_func)
{
pthread_attr_t attr;
pthread_t worker_pid;

6
vm_core.h
View file

@ -292,8 +292,9 @@ pathobj_realpath(VALUE pathobj)
}
}
/* A forward declaration */
/* Forward declarations */
struct rb_mjit_unit;
struct rb_execution_context_struct;
struct rb_iseq_constant_body {
enum iseq_type {
@ -419,7 +420,8 @@ struct rb_iseq_constant_body {
unsigned int stack_max; /* for stack overflow check */
/* The following fields are MJIT related info. */
void *jit_func; /* function pointer for loaded native code */
VALUE (*jit_func)(struct rb_execution_context_struct *,
struct rb_control_frame_struct *); /* function pointer for loaded native code */
long unsigned total_calls; /* number of total calls with `mjit_exec()` */
struct rb_mjit_unit *jit_unit;
};