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| author | Keith Packard <keithp@keithp.com> | 2016-11-18 22:52:10 -0800 |
|---|---|---|
| committer | Keith Packard <keithp@keithp.com> | 2016-11-18 22:52:10 -0800 |
| commit | ac9638d1fcb7dc4de6daff44798c3f7c43b0e833 (patch) | |
| tree | ff75da733b5bb2cf41d904ab0c890a800db2f707 | |
| parent | ee6ff123352c9184b239ff890a11d8bfa97c4ffc (diff) | |
altos/lisp: Add builtin 'collect'
Collect memory, return amount free.
Signed-off-by: Keith Packard <keithp@keithp.com>
| -rw-r--r-- | src/lisp/ao_lisp.h | 2 | ||||
| -rw-r--r-- | src/lisp/ao_lisp_builtin.c | 11 | ||||
| -rw-r--r-- | src/lisp/ao_lisp_make_const.c | 1 |
3 files changed, 14 insertions, 0 deletions
diff --git a/src/lisp/ao_lisp.h b/src/lisp/ao_lisp.h index 1f7c85e1..1a8e7e91 100644 --- a/src/lisp/ao_lisp.h +++ b/src/lisp/ao_lisp.h @@ -79,6 +79,7 @@ extern uint8_t ao_lisp_const[AO_LISP_POOL_CONST]; #define _ao_lisp_atom_save _atom("save") #define _ao_lisp_atom_restore _atom("restore") #define _ao_lisp_atom_call2fcc _atom("call/cc") +#define _ao_lisp_atom_collect _atom("collect") #else #include "ao_lisp_const.h" #ifndef AO_LISP_POOL @@ -291,6 +292,7 @@ enum ao_lisp_builtin_id { builtin_save, builtin_restore, builtin_call_cc, + builtin_collect, _builtin_last }; diff --git a/src/lisp/ao_lisp_builtin.c b/src/lisp/ao_lisp_builtin.c index 4c845307..7cd131f5 100644 --- a/src/lisp/ao_lisp_builtin.c +++ b/src/lisp/ao_lisp_builtin.c @@ -87,6 +87,7 @@ static const ao_poly builtin_names[] = { [builtin_save] = _ao_lisp_atom_save, [builtin_restore] = _ao_lisp_atom_restore, [builtin_call_cc] = _ao_lisp_atom_call2fcc, + [builtin_collect] = _ao_lisp_atom_collect, }; @@ -561,6 +562,15 @@ ao_lisp_do_read(struct ao_lisp_cons *cons) return ao_lisp_read(); } +ao_poly +ao_lisp_do_collect(struct ao_lisp_cons *cons) +{ + int free; + (void) cons; + free = ao_lisp_collect(AO_LISP_COLLECT_FULL); + return ao_lisp_int_poly(free); +} + const ao_lisp_func_t ao_lisp_builtins[] = { [builtin_eval] = ao_lisp_do_eval, [builtin_read] = ao_lisp_do_read, @@ -599,5 +609,6 @@ const ao_lisp_func_t ao_lisp_builtins[] = { [builtin_save] = ao_lisp_save, [builtin_restore] = ao_lisp_restore, [builtin_call_cc] = ao_lisp_call_cc, + [builtin_collect] = ao_lisp_do_collect, }; diff --git a/src/lisp/ao_lisp_make_const.c b/src/lisp/ao_lisp_make_const.c index de9c5725..49f989e6 100644 --- a/src/lisp/ao_lisp_make_const.c +++ b/src/lisp/ao_lisp_make_const.c @@ -72,6 +72,7 @@ struct builtin_func funcs[] = { { .name = "save", .args = AO_LISP_FUNC_F_LAMBDA, .func = builtin_save }, { .name = "restore", .args = AO_LISP_FUNC_F_LAMBDA, .func = builtin_restore }, { .name = "call/cc", .args = AO_LISP_FUNC_F_LAMBDA, .func = builtin_call_cc }, + { .name = "collect", .args = AO_LISP_FUNC_F_LAMBDA, .func = builtin_collect }, }; #define N_FUNC (sizeof funcs / sizeof funcs[0]) |