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authorAndy Wingo <wingo@pobox.com>2010-01-24 18:59:19 -0600
committerAndy Wingo <wingo@pobox.com>2010-01-26 22:56:41 +0100
commit827dc8dcb61dcbdd62ad1ae41b98d65ecd8d5b66 (patch)
tree0ca35462796f4f999f720687fb222fe841b8886d /libguile/vm-i-system.c
parent20aafae22a4f11289b65dba685495a808ebd6b07 (diff)
downloadguile-827dc8dcb61dcbdd62ad1ae41b98d65ecd8d5b66.tar.gz
renumber VM opcodes
* libguile/vm-i-loader.c: * libguile/vm-i-scheme.c: * libguile/vm-i-system.c: Renumber ops. Add a foreign-call op stub. Rearrange some ops. * libguile/_scm.h (SCM_OBJCODE_MINOR_VERSION): Bump
Diffstat (limited to 'libguile/vm-i-system.c')
-rw-r--r--libguile/vm-i-system.c80
1 files changed, 54 insertions, 26 deletions
diff --git a/libguile/vm-i-system.c b/libguile/vm-i-system.c
index c9c743792..3ddc7ea80 100644
--- a/libguile/vm-i-system.c
+++ b/libguile/vm-i-system.c
@@ -835,7 +835,7 @@ VM_DEFINE_INSTRUCTION (55, tail_call, "tail-call", 1, -1, 1)
}
}
-VM_DEFINE_INSTRUCTION (80, subr_call, "subr-call", 1, -1, -1)
+VM_DEFINE_INSTRUCTION (56, subr_call, "subr-call", 1, -1, -1)
{
SCM foreign, ret;
SCM (*subr)();
@@ -903,7 +903,7 @@ VM_DEFINE_INSTRUCTION (80, subr_call, "subr-call", 1, -1, -1)
}
}
-VM_DEFINE_INSTRUCTION (81, smob_call, "smob-call", 1, -1, -1)
+VM_DEFINE_INSTRUCTION (57, smob_call, "smob-call", 1, -1, -1)
{
SCM smob, ret;
SCM (*subr)();
@@ -950,7 +950,35 @@ VM_DEFINE_INSTRUCTION (81, smob_call, "smob-call", 1, -1, -1)
}
}
-VM_DEFINE_INSTRUCTION (56, tail_call_nargs, "tail-call/nargs", 0, 0, 1)
+VM_DEFINE_INSTRUCTION (58, foreign_call, "foreign-call", 1, -1, -1)
+{
+ SCM foreign, ret;
+ nargs = FETCH ();
+ POP (foreign);
+
+ VM_HANDLE_INTERRUPTS;
+ SYNC_REGISTER ();
+
+ ret = SCM_BOOL_F; /* scm_i_foreign_call (foreign, sp - nargs + 1); */
+
+ NULLSTACK_FOR_NONLOCAL_EXIT ();
+
+ if (SCM_UNLIKELY (SCM_VALUESP (ret)))
+ {
+ /* multiple values returned to continuation */
+ ret = scm_struct_ref (ret, SCM_INUM0);
+ nvalues = scm_ilength (ret);
+ PUSH_LIST (ret, scm_is_null);
+ goto vm_return_values;
+ }
+ else
+ {
+ PUSH (ret);
+ goto vm_return;
+ }
+}
+
+VM_DEFINE_INSTRUCTION (59, tail_call_nargs, "tail-call/nargs", 0, 0, 1)
{
SCM x;
POP (x);
@@ -959,7 +987,7 @@ VM_DEFINE_INSTRUCTION (56, tail_call_nargs, "tail-call/nargs", 0, 0, 1)
goto vm_tail_call;
}
-VM_DEFINE_INSTRUCTION (57, call_nargs, "call/nargs", 0, 0, 1)
+VM_DEFINE_INSTRUCTION (60, call_nargs, "call/nargs", 0, 0, 1)
{
SCM x;
POP (x);
@@ -968,7 +996,7 @@ VM_DEFINE_INSTRUCTION (57, call_nargs, "call/nargs", 0, 0, 1)
goto vm_call;
}
-VM_DEFINE_INSTRUCTION (58, mv_call, "mv-call", 4, -1, 1)
+VM_DEFINE_INSTRUCTION (61, mv_call, "mv-call", 4, -1, 1)
{
scm_t_int32 offset;
scm_t_uint8 *mvra;
@@ -1012,7 +1040,7 @@ VM_DEFINE_INSTRUCTION (58, mv_call, "mv-call", 4, -1, 1)
NEXT;
}
-VM_DEFINE_INSTRUCTION (59, apply, "apply", 1, -1, 1)
+VM_DEFINE_INSTRUCTION (62, apply, "apply", 1, -1, 1)
{
int len;
SCM ls;
@@ -1031,7 +1059,7 @@ VM_DEFINE_INSTRUCTION (59, apply, "apply", 1, -1, 1)
goto vm_call;
}
-VM_DEFINE_INSTRUCTION (60, tail_apply, "tail-apply", 1, -1, 1)
+VM_DEFINE_INSTRUCTION (63, tail_apply, "tail-apply", 1, -1, 1)
{
int len;
SCM ls;
@@ -1050,7 +1078,7 @@ VM_DEFINE_INSTRUCTION (60, tail_apply, "tail-apply", 1, -1, 1)
goto vm_tail_call;
}
-VM_DEFINE_INSTRUCTION (61, call_cc, "call/cc", 0, 1, 1)
+VM_DEFINE_INSTRUCTION (64, call_cc, "call/cc", 0, 1, 1)
{
int first;
SCM proc, cont;
@@ -1087,7 +1115,7 @@ VM_DEFINE_INSTRUCTION (61, call_cc, "call/cc", 0, 1, 1)
}
}
-VM_DEFINE_INSTRUCTION (62, tail_call_cc, "tail-call/cc", 0, 1, 1)
+VM_DEFINE_INSTRUCTION (65, tail_call_cc, "tail-call/cc", 0, 1, 1)
{
int first;
SCM proc, cont;
@@ -1119,7 +1147,7 @@ VM_DEFINE_INSTRUCTION (62, tail_call_cc, "tail-call/cc", 0, 1, 1)
}
}
-VM_DEFINE_INSTRUCTION (63, return, "return", 0, 1, 1)
+VM_DEFINE_INSTRUCTION (66, return, "return", 0, 1, 1)
{
vm_return:
EXIT_HOOK ();
@@ -1156,7 +1184,7 @@ VM_DEFINE_INSTRUCTION (63, return, "return", 0, 1, 1)
NEXT;
}
-VM_DEFINE_INSTRUCTION (64, return_values, "return/values", 1, -1, -1)
+VM_DEFINE_INSTRUCTION (67, return_values, "return/values", 1, -1, -1)
{
/* nvalues declared at top level, because for some reason gcc seems to think
that perhaps it might be used without declaration. Fooey to that, I say. */
@@ -1213,7 +1241,7 @@ VM_DEFINE_INSTRUCTION (64, return_values, "return/values", 1, -1, -1)
NEXT;
}
-VM_DEFINE_INSTRUCTION (65, return_values_star, "return/values*", 1, -1, -1)
+VM_DEFINE_INSTRUCTION (68, return_values_star, "return/values*", 1, -1, -1)
{
SCM l;
@@ -1236,7 +1264,7 @@ VM_DEFINE_INSTRUCTION (65, return_values_star, "return/values*", 1, -1, -1)
goto vm_return_values;
}
-VM_DEFINE_INSTRUCTION (66, truncate_values, "truncate-values", 2, -1, -1)
+VM_DEFINE_INSTRUCTION (69, truncate_values, "truncate-values", 2, -1, -1)
{
SCM x;
int nbinds, rest;
@@ -1259,7 +1287,7 @@ VM_DEFINE_INSTRUCTION (66, truncate_values, "truncate-values", 2, -1, -1)
NEXT;
}
-VM_DEFINE_INSTRUCTION (67, box, "box", 1, 1, 0)
+VM_DEFINE_INSTRUCTION (70, box, "box", 1, 1, 0)
{
SCM val;
POP (val);
@@ -1273,7 +1301,7 @@ VM_DEFINE_INSTRUCTION (67, box, "box", 1, 1, 0)
(set! a (lambda () (b ...)))
...)
*/
-VM_DEFINE_INSTRUCTION (68, empty_box, "empty-box", 1, 0, 0)
+VM_DEFINE_INSTRUCTION (71, empty_box, "empty-box", 1, 0, 0)
{
SYNC_BEFORE_GC ();
LOCAL_SET (FETCH (),
@@ -1281,7 +1309,7 @@ VM_DEFINE_INSTRUCTION (68, empty_box, "empty-box", 1, 0, 0)
NEXT;
}
-VM_DEFINE_INSTRUCTION (69, local_boxed_ref, "local-boxed-ref", 1, 0, 1)
+VM_DEFINE_INSTRUCTION (72, local_boxed_ref, "local-boxed-ref", 1, 0, 1)
{
SCM v = LOCAL_REF (FETCH ());
ASSERT_BOUND_VARIABLE (v);
@@ -1289,7 +1317,7 @@ VM_DEFINE_INSTRUCTION (69, local_boxed_ref, "local-boxed-ref", 1, 0, 1)
NEXT;
}
-VM_DEFINE_INSTRUCTION (70, local_boxed_set, "local-boxed-set", 1, 1, 0)
+VM_DEFINE_INSTRUCTION (73, local_boxed_set, "local-boxed-set", 1, 1, 0)
{
SCM v, val;
v = LOCAL_REF (FETCH ());
@@ -1299,7 +1327,7 @@ VM_DEFINE_INSTRUCTION (70, local_boxed_set, "local-boxed-set", 1, 1, 0)
NEXT;
}
-VM_DEFINE_INSTRUCTION (71, free_ref, "free-ref", 1, 0, 1)
+VM_DEFINE_INSTRUCTION (74, free_ref, "free-ref", 1, 0, 1)
{
scm_t_uint8 idx = FETCH ();
@@ -1310,7 +1338,7 @@ VM_DEFINE_INSTRUCTION (71, free_ref, "free-ref", 1, 0, 1)
/* no free-set -- if a var is assigned, it should be in a box */
-VM_DEFINE_INSTRUCTION (72, free_boxed_ref, "free-boxed-ref", 1, 0, 1)
+VM_DEFINE_INSTRUCTION (75, free_boxed_ref, "free-boxed-ref", 1, 0, 1)
{
SCM v;
scm_t_uint8 idx = FETCH ();
@@ -1321,7 +1349,7 @@ VM_DEFINE_INSTRUCTION (72, free_boxed_ref, "free-boxed-ref", 1, 0, 1)
NEXT;
}
-VM_DEFINE_INSTRUCTION (73, free_boxed_set, "free-boxed-set", 1, 1, 0)
+VM_DEFINE_INSTRUCTION (76, free_boxed_set, "free-boxed-set", 1, 1, 0)
{
SCM v, val;
scm_t_uint8 idx = FETCH ();
@@ -1333,7 +1361,7 @@ VM_DEFINE_INSTRUCTION (73, free_boxed_set, "free-boxed-set", 1, 1, 0)
NEXT;
}
-VM_DEFINE_INSTRUCTION (74, make_closure, "make-closure", 2, -1, 1)
+VM_DEFINE_INSTRUCTION (77, make_closure, "make-closure", 2, -1, 1)
{
size_t n, len;
SCM closure;
@@ -1352,7 +1380,7 @@ VM_DEFINE_INSTRUCTION (74, make_closure, "make-closure", 2, -1, 1)
NEXT;
}
-VM_DEFINE_INSTRUCTION (75, make_variable, "make-variable", 0, 0, 1)
+VM_DEFINE_INSTRUCTION (78, make_variable, "make-variable", 0, 0, 1)
{
SYNC_BEFORE_GC ();
/* fixme underflow */
@@ -1360,7 +1388,7 @@ VM_DEFINE_INSTRUCTION (75, make_variable, "make-variable", 0, 0, 1)
NEXT;
}
-VM_DEFINE_INSTRUCTION (76, fix_closure, "fix-closure", 2, -1, 0)
+VM_DEFINE_INSTRUCTION (79, fix_closure, "fix-closure", 2, -1, 0)
{
SCM x;
unsigned int i = FETCH ();
@@ -1377,7 +1405,7 @@ VM_DEFINE_INSTRUCTION (76, fix_closure, "fix-closure", 2, -1, 0)
NEXT;
}
-VM_DEFINE_INSTRUCTION (77, define, "define", 0, 0, 2)
+VM_DEFINE_INSTRUCTION (80, define, "define", 0, 0, 2)
{
SCM sym, val;
POP (sym);
@@ -1389,7 +1417,7 @@ VM_DEFINE_INSTRUCTION (77, define, "define", 0, 0, 2)
NEXT;
}
-VM_DEFINE_INSTRUCTION (78, make_keyword, "make-keyword", 0, 1, 1)
+VM_DEFINE_INSTRUCTION (81, make_keyword, "make-keyword", 0, 1, 1)
{
CHECK_UNDERFLOW ();
SYNC_REGISTER ();
@@ -1397,7 +1425,7 @@ VM_DEFINE_INSTRUCTION (78, make_keyword, "make-keyword", 0, 1, 1)
NEXT;
}
-VM_DEFINE_INSTRUCTION (79, make_symbol, "make-symbol", 0, 1, 1)
+VM_DEFINE_INSTRUCTION (82, make_symbol, "make-symbol", 0, 1, 1)
{
CHECK_UNDERFLOW ();
SYNC_REGISTER ();