refactored moo_execute() by taking process switcher out to a separate inline function

This commit is contained in:
hyunghwan.chung 2017-02-11 05:48:30 +00:00
parent 7384777b59
commit 2c8eb87408
8 changed files with 208 additions and 129 deletions

42
moo/configure vendored
View File

@ -18566,8 +18566,8 @@ esac
LIBM=$LIBM
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking __builtin_memset" >&5
$as_echo_n "checking __builtin_memset... " >&6; }
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for __builtin_memset" >&5
$as_echo_n "checking for __builtin_memset... " >&6; }
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
@ -18592,8 +18592,8 @@ $as_echo "no" >&6; }
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking __builtin_memcpy" >&5
$as_echo_n "checking __builtin_memcpy... " >&6; }
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for __builtin_memcpy" >&5
$as_echo_n "checking for __builtin_memcpy... " >&6; }
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
@ -18618,8 +18618,8 @@ $as_echo "no" >&6; }
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking __builtin_memmove" >&5
$as_echo_n "checking __builtin_memmove... " >&6; }
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for __builtin_memmove" >&5
$as_echo_n "checking for __builtin_memmove... " >&6; }
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
@ -18644,8 +18644,8 @@ $as_echo "no" >&6; }
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking __builtin_memcmp" >&5
$as_echo_n "checking __builtin_memcmp... " >&6; }
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for __builtin_memcmp" >&5
$as_echo_n "checking for __builtin_memcmp... " >&6; }
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
@ -18670,6 +18670,32 @@ $as_echo "no" >&6; }
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking computed goto usability" >&5
$as_echo_n "checking computed goto usability... " >&6; }
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
int
main ()
{
void *jp = &&jpt; goto *jp; 1; jpt: 2;
;
return 0;
}
_ACEOF
if ac_fn_c_try_compile "$LINENO"; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
$as_echo "#define HAVE_COMPUTED_GOTO 1" >>confdefs.h
else
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
$as_echo "no" >&6; }
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ANSI C header files" >&5
$as_echo_n "checking for ANSI C header files... " >&6; }
if ${ac_cv_header_stdc+:} false; then :

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@ -108,7 +108,7 @@ LT_LIB_M
AC_SUBST(LIBM, $LIBM)
dnl check some compiler builtins
AC_MSG_CHECKING([__builtin_memset])
AC_MSG_CHECKING([for __builtin_memset])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([], [__builtin_memset ((void*)1, ' ', 10);])],
[AC_MSG_RESULT(yes)
@ -116,7 +116,7 @@ AC_COMPILE_IFELSE(
[AC_MSG_RESULT(no)]
)
AC_MSG_CHECKING([__builtin_memcpy])
AC_MSG_CHECKING([for __builtin_memcpy])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([], [__builtin_memcpy ((void*)1, (void*)2, 10);])],
[AC_MSG_RESULT(yes)
@ -124,7 +124,7 @@ AC_COMPILE_IFELSE(
[AC_MSG_RESULT(no)]
)
AC_MSG_CHECKING([__builtin_memmove])
AC_MSG_CHECKING([for __builtin_memmove])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([], [__builtin_memmove ((void*)1, (void*)2, 10);])],
[AC_MSG_RESULT(yes)
@ -132,7 +132,7 @@ AC_COMPILE_IFELSE(
[AC_MSG_RESULT(no)]
)
AC_MSG_CHECKING([__builtin_memcmp])
AC_MSG_CHECKING([for __builtin_memcmp])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([], [int a = __builtin_memcmp ((void*)1, (void*)2, 10);])],
[AC_MSG_RESULT(yes)
@ -140,6 +140,14 @@ AC_COMPILE_IFELSE(
[AC_MSG_RESULT(no)]
)
AC_MSG_CHECKING([computed goto usability])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM( [], [[void *jp = &&jpt; goto *jp; 1; jpt: 2; ]])],
[AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_COMPUTED_GOTO, 1, [computed gotos])],
[AC_MSG_RESULT(no)]
)
dnl check header files.
AC_HEADER_STDC
AC_CHECK_HEADERS([stddef.h wchar.h wctype.h errno.h signal.h fcntl.h dirent.h])

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@ -329,6 +329,23 @@ class MyObject(Object)
Processor sleepFor: 20.
}
(*
#method(#class) main
{
| event |
Timer fire: [ 'Timer job' dump. ] in: 3000.
GUI on: #XXX do: [:evt | ... ].
GUI on: #YYYY do: [:evt | ... ].
while (true)
{
event := GUI waitForEvent.
GUI dispatchEvent: event.
}
}*)
}
(*

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@ -2914,30 +2914,8 @@ static int send_private_message (moo_t* moo, const moo_ooch_t* nameptr, moo_oow_
}
/* ------------------------------------------------------------------------- */
int moo_execute (moo_t* moo)
static MOO_INLINE int switch_process_if_needed (moo_t* moo)
{
moo_oob_t bcode;
moo_oow_t b1, b2;
moo_oop_t return_value;
int unwind_protect;
moo_oop_context_t unwind_start;
moo_oop_context_t unwind_stop;
#if defined(MOO_PROFILE_VM)
moo_uintmax_t inst_counter = 0;
#endif
#if defined(MOO_DEBUG_VM_EXEC)
moo_ooi_t fetched_instruction_pointer;
#endif
MOO_ASSERT (moo, moo->active_context != MOO_NULL);
vm_startup (moo);
moo->proc_switched = 0;
while (1)
{
if (moo->sem_heap_count > 0)
{
moo_ntime_t ft, now;
@ -3009,7 +2987,7 @@ int moo_execute (moo_t* moo)
}
#endif
break;
return 0;
}
while (moo->sem_list_count > 0)
@ -3033,6 +3011,36 @@ int moo_execute (moo_t* moo)
#endif
moo->proc_switched = 0;
return 1;
}
int moo_execute (moo_t* moo)
{
moo_oob_t bcode;
moo_oow_t b1, b2;
moo_oop_t return_value;
int unwind_protect;
moo_oop_context_t unwind_start;
moo_oop_context_t unwind_stop;
int vm_startup_called = 0;
#if defined(MOO_PROFILE_VM)
moo_uintmax_t inst_counter = 0;
#endif
#if defined(MOO_DEBUG_VM_EXEC)
moo_ooi_t fetched_instruction_pointer;
#endif
MOO_ASSERT (moo, moo->active_context != MOO_NULL);
vm_startup (moo);
vm_startup_called = 1;
moo->proc_switched = 0;
while (1)
{
if (switch_process_if_needed(moo) == 0) break; /* no more runnable process */
#if defined(MOO_DEBUG_VM_EXEC)
fetched_instruction_pointer = moo->ip;
@ -3804,7 +3812,7 @@ int moo_execute (moo_t* moo)
*/
moo->ip--;
#else
if (moo->active_context->origin == moo->processor->active->initial_context->origin)
if (MOO_UNLIKELY(moo->active_context->origin == moo->processor->active->initial_context->origin))
{
/* method return from a processified block
*
@ -4141,7 +4149,6 @@ int moo_execute (moo_t* moo)
LOG_INST_0 (moo, "noop");
break;
default:
MOO_LOG1 (moo, MOO_LOG_IC | MOO_LOG_FATAL, "Fatal error - unknown byte code 0x%zx\n", bcode);
moo->errnum = MOO_EINTERN;
@ -4158,7 +4165,7 @@ done:
return 0;
oops:
/* TODO: anything to do here? */
if (vm_startup_called) vm_cleanup (moo);
return -1;
}
@ -4182,3 +4189,14 @@ int moo_invoke (moo_t* moo, const moo_oocs_t* objname, const moo_oocs_t* mthname
return n;
}
#if 0
int moo_invoke (moo_t* moo, const moo_oocs_t* objname, const moo_oocs_t* mthname)
{
/* TODO: .... */
/* call
* System initializeClasses
* and invoke
* objname mthname
*/
}
#endif

View File

@ -116,6 +116,9 @@ typedef struct xtn_t xtn_t;
struct xtn_t
{
const char* source_path; /* main source file */
#if defined(_WIN32)
HANDLE waitable_timer;
#endif
};
/* ========================================================================= */
@ -675,7 +678,8 @@ static void vm_gettime (moo_t* moo, moo_ntime_t* now)
static void vm_sleep (moo_t* moo, const moo_ntime_t* dur)
{
#if defined(_WIN32)
if (moo->waitable_timer)
xtn_t* xtn = moo_getxtn(moo);
if (xtn->waitable_timer)
{
LARGE_INTEGER li;
li.QuadPart = -MOO_SECNSEC_TO_NSEC(dur->sec, dur->nsec);
@ -735,17 +739,19 @@ static void vm_sleep (moo_t* moo, const moo_ntime_t* dur)
static void vm_startup (moo_t* moo)
{
#if defined(_WIN32)
moo->waitable_timer = CreateWaitableTimer(MOO_NULL, TRUE, MOO_NULL);
xtn_t* xtn = (xtn_t*)moo_getxtn(moo);
xtn->waitable_timer = CreateWaitableTimer(MOO_NULL, TRUE, MOO_NULL);
#endif
}
static void vm_cleanup (moo_t* moo)
{
#if defined(_WIN32)
if (moo->waitable_timer)
xtn_t* xtn = (xtn_t*)moo_getxtn(moo);
if (xtn->waitable_timer)
{
CloseHandle (moo->waitable_timer);
moo->waitable_timer = MOO_NULL;
CloseHandle (xtn->waitable_timer);
xtn->waitable_timer = MOO_NULL;
}
#endif
}

View File

@ -57,6 +57,9 @@
/* Define to 1 if you have the `closedir' function. */
#undef HAVE_CLOSEDIR
/* computed gotos */
#undef HAVE_COMPUTED_GOTO
/* Define to 1 if you have the `coshq' function. */
#undef HAVE_COSHQ

View File

@ -720,11 +720,12 @@ typedef struct moo_t moo_t;
#endif
#if defined(MOO_HAVE_BUILTIN_EXPECT)
# define MOO_LIKELY(x) (__builtin_expect(!!x,1))
# define MOO_UNLIKELY(x) (__builtin_expect(!!x,0))
# define MOO_LIKELY(x) (__builtin_expect(!!(x),1))
# define MOO_UNLIKELY(x) (__builtin_expect(!!(x),0))
#else
# define MOO_LIKELY(x) (x)
# define MOO_UNLIKELY(x) (x)
#endif
#endif