-/* Copyright (C) 2001, 2009 Free Software Foundation, Inc.
+/* Copyright (C) 2001, 2009, 2010, 2011, 2012, 2013 Free Software Foundation, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
#define RETURN(x) do { *sp = x; NEXT; } while (0)
-VM_DEFINE_FUNCTION (100, not, "not", 1)
+VM_DEFINE_FUNCTION (128, not, "not", 1)
{
ARGS1 (x);
- RETURN (SCM_BOOL (scm_is_false_or_nil (x)));
+ RETURN (scm_from_bool (scm_is_false (x)));
}
-VM_DEFINE_FUNCTION (101, not_not, "not-not", 1)
+VM_DEFINE_FUNCTION (129, not_not, "not-not", 1)
{
ARGS1 (x);
- RETURN (SCM_BOOL (!scm_is_false_or_nil (x)));
+ RETURN (scm_from_bool (!scm_is_false (x)));
}
-VM_DEFINE_FUNCTION (102, eq, "eq?", 2)
+VM_DEFINE_FUNCTION (130, eq, "eq?", 2)
{
ARGS2 (x, y);
- RETURN (SCM_BOOL (SCM_EQ_P (x, y)));
+ RETURN (scm_from_bool (scm_is_eq (x, y)));
}
-VM_DEFINE_FUNCTION (103, not_eq, "not-eq?", 2)
+VM_DEFINE_FUNCTION (131, not_eq, "not-eq?", 2)
{
ARGS2 (x, y);
- RETURN (SCM_BOOL (!SCM_EQ_P (x, y)));
+ RETURN (scm_from_bool (!scm_is_eq (x, y)));
}
-VM_DEFINE_FUNCTION (104, nullp, "null?", 1)
+VM_DEFINE_FUNCTION (132, nullp, "null?", 1)
{
ARGS1 (x);
- RETURN (SCM_BOOL (scm_is_null_or_nil (x)));
+ RETURN (scm_from_bool (scm_is_null (x)));
}
-VM_DEFINE_FUNCTION (105, not_nullp, "not-null?", 1)
+VM_DEFINE_FUNCTION (133, not_nullp, "not-null?", 1)
{
ARGS1 (x);
- RETURN (SCM_BOOL (!scm_is_null_or_nil (x)));
+ RETURN (scm_from_bool (!scm_is_null (x)));
}
-VM_DEFINE_FUNCTION (106, eqv, "eqv?", 2)
+VM_DEFINE_FUNCTION (134, eqv, "eqv?", 2)
{
ARGS2 (x, y);
- if (SCM_EQ_P (x, y))
+ if (scm_is_eq (x, y))
RETURN (SCM_BOOL_T);
if (SCM_IMP (x) || SCM_IMP (y))
RETURN (SCM_BOOL_F);
RETURN (scm_eqv_p (x, y));
}
-VM_DEFINE_FUNCTION (107, equal, "equal?", 2)
+VM_DEFINE_FUNCTION (135, equal, "equal?", 2)
{
ARGS2 (x, y);
- if (SCM_EQ_P (x, y))
+ if (scm_is_eq (x, y))
RETURN (SCM_BOOL_T);
if (SCM_IMP (x) || SCM_IMP (y))
RETURN (SCM_BOOL_F);
RETURN (scm_equal_p (x, y));
}
-VM_DEFINE_FUNCTION (108, pairp, "pair?", 1)
+VM_DEFINE_FUNCTION (136, pairp, "pair?", 1)
{
ARGS1 (x);
- RETURN (SCM_BOOL (SCM_CONSP (x)));
+ RETURN (scm_from_bool (scm_is_pair (x)));
}
-VM_DEFINE_FUNCTION (109, listp, "list?", 1)
+VM_DEFINE_FUNCTION (137, listp, "list?", 1)
{
ARGS1 (x);
- RETURN (SCM_BOOL (scm_ilength (x) >= 0));
+ RETURN (scm_from_bool (scm_ilength (x) >= 0));
+}
+
+VM_DEFINE_FUNCTION (138, symbolp, "symbol?", 1)
+{
+ ARGS1 (x);
+ RETURN (scm_from_bool (scm_is_symbol (x)));
+}
+
+VM_DEFINE_FUNCTION (139, vectorp, "vector?", 1)
+{
+ ARGS1 (x);
+ RETURN (scm_from_bool (SCM_I_IS_VECTOR (x)));
}
\f
* Basic data
*/
-VM_DEFINE_FUNCTION (110, cons, "cons", 2)
+VM_DEFINE_FUNCTION (140, cons, "cons", 2)
{
ARGS2 (x, y);
CONS (x, x, y);
RETURN (x);
}
-#define VM_VALIDATE_CONS(x) \
- if (SCM_UNLIKELY (!scm_is_pair (x))) \
- { finish_args = x; \
- goto vm_error_not_a_pair; \
- }
+#define VM_VALIDATE_CONS(x, proc) \
+ VM_ASSERT (scm_is_pair (x), vm_error_not_a_pair (proc, x))
-VM_DEFINE_FUNCTION (111, car, "car", 1)
+VM_DEFINE_FUNCTION (141, car, "car", 1)
{
ARGS1 (x);
- VM_VALIDATE_CONS (x);
+ VM_VALIDATE_CONS (x, "car");
RETURN (SCM_CAR (x));
}
-VM_DEFINE_FUNCTION (112, cdr, "cdr", 1)
+VM_DEFINE_FUNCTION (142, cdr, "cdr", 1)
{
ARGS1 (x);
- VM_VALIDATE_CONS (x);
+ VM_VALIDATE_CONS (x, "cdr");
RETURN (SCM_CDR (x));
}
-VM_DEFINE_INSTRUCTION (113, set_car, "set-car!", 0, 2, 0)
+VM_DEFINE_INSTRUCTION (143, set_car, "set-car!", 0, 2, 0)
{
SCM x, y;
- POP (y);
- POP (x);
- VM_VALIDATE_CONS (x);
+ POP2 (y, x);
+ VM_VALIDATE_CONS (x, "set-car!");
SCM_SETCAR (x, y);
NEXT;
}
-VM_DEFINE_INSTRUCTION (114, set_cdr, "set-cdr!", 0, 2, 0)
+VM_DEFINE_INSTRUCTION (144, set_cdr, "set-cdr!", 0, 2, 0)
{
SCM x, y;
- POP (y);
- POP (x);
- VM_VALIDATE_CONS (x);
+ POP2 (y, x);
+ VM_VALIDATE_CONS (x, "set-cdr!");
SCM_SETCDR (x, y);
NEXT;
}
*/
#undef REL
-#define REL(crel,srel) \
-{ \
- ARGS2 (x, y); \
- if (SCM_I_INUMP (x) && SCM_I_INUMP (y)) \
- RETURN (SCM_BOOL (SCM_I_INUM (x) crel SCM_I_INUM (y))); \
- SYNC_REGISTER (); \
- RETURN (srel (x, y)); \
-}
+#define REL(crel,srel) \
+ { \
+ ARGS2 (x, y); \
+ if (SCM_I_INUMP (x) && SCM_I_INUMP (y)) \
+ RETURN (scm_from_bool (((scm_t_signed_bits) SCM_UNPACK (x)) \
+ crel ((scm_t_signed_bits) SCM_UNPACK (y)))); \
+ SYNC_REGISTER (); \
+ RETURN (srel (x, y)); \
+ }
-VM_DEFINE_FUNCTION (115, ee, "ee?", 2)
+VM_DEFINE_FUNCTION (145, ee, "ee?", 2)
{
REL (==, scm_num_eq_p);
}
-VM_DEFINE_FUNCTION (116, lt, "lt?", 2)
+VM_DEFINE_FUNCTION (146, lt, "lt?", 2)
{
REL (<, scm_less_p);
}
-VM_DEFINE_FUNCTION (117, le, "le?", 2)
+VM_DEFINE_FUNCTION (147, le, "le?", 2)
{
REL (<=, scm_leq_p);
}
-VM_DEFINE_FUNCTION (118, gt, "gt?", 2)
+VM_DEFINE_FUNCTION (148, gt, "gt?", 2)
{
REL (>, scm_gr_p);
}
-VM_DEFINE_FUNCTION (119, ge, "ge?", 2)
+VM_DEFINE_FUNCTION (149, ge, "ge?", 2)
{
REL (>=, scm_geq_p);
}
* Numeric functions
*/
+/* The maximum/minimum tagged integers. */
+#undef INUM_MAX
+#undef INUM_MIN
+#define INUM_MAX (INTPTR_MAX - 1)
+#define INUM_MIN (INTPTR_MIN + scm_tc2_int)
+
#undef FUNC2
#define FUNC2(CFUNC,SFUNC) \
{ \
RETURN (SFUNC (x, y)); \
}
-VM_DEFINE_FUNCTION (120, add, "add", 2)
+/* Assembly tagged integer arithmetic routines. This code uses the
+ `asm goto' feature introduced in GCC 4.5. */
+
+#if defined __x86_64__ && SCM_GNUC_PREREQ (4, 5)
+
+/* The macros below check the CPU's overflow flag to improve fixnum
+ arithmetic. The %rcx register is explicitly clobbered because `asm
+ goto' can't have outputs, in which case the `r' constraint could be
+ used to let the register allocator choose a register.
+
+ TODO: Use `cold' label attribute in GCC 4.6.
+ http://gcc.gnu.org/ml/gcc-patches/2010-10/msg01777.html */
+
+# define ASM_ADD(x, y) \
+ { \
+ asm volatile goto ("mov %1, %%rcx; " \
+ "test %[tag], %%cl; je %l[slow_add]; " \
+ "test %[tag], %0; je %l[slow_add]; " \
+ "add %0, %%rcx; jo %l[slow_add]; " \
+ "sub %[tag], %%rcx; " \
+ "mov %%rcx, (%[vsp])\n" \
+ : /* no outputs */ \
+ : "r" (x), "r" (y), \
+ [vsp] "r" (sp), [tag] "i" (scm_tc2_int) \
+ : "rcx", "memory" \
+ : slow_add); \
+ NEXT; \
+ } \
+ slow_add: \
+ do { } while (0)
+
+# define ASM_SUB(x, y) \
+ { \
+ asm volatile goto ("mov %0, %%rcx; " \
+ "test %[tag], %%cl; je %l[slow_sub]; " \
+ "test %[tag], %1; je %l[slow_sub]; " \
+ "sub %1, %%rcx; jo %l[slow_sub]; " \
+ "add %[tag], %%rcx; " \
+ "mov %%rcx, (%[vsp])\n" \
+ : /* no outputs */ \
+ : "r" (x), "r" (y), \
+ [vsp] "r" (sp), [tag] "i" (scm_tc2_int) \
+ : "rcx", "memory" \
+ : slow_sub); \
+ NEXT; \
+ } \
+ slow_sub: \
+ do { } while (0)
+
+#endif
+
+
+VM_DEFINE_FUNCTION (150, add, "add", 2)
{
+#ifndef ASM_ADD
FUNC2 (+, scm_sum);
+#else
+ ARGS2 (x, y);
+ ASM_ADD (x, y);
+ SYNC_REGISTER ();
+ RETURN (scm_sum (x, y));
+#endif
}
-VM_DEFINE_FUNCTION (167, add1, "add1", 1)
+VM_DEFINE_FUNCTION (151, add1, "add1", 1)
{
ARGS1 (x);
- if (SCM_I_INUMP (x))
+
+ /* Check for overflow. */
+ if (SCM_LIKELY ((scm_t_intptr) SCM_UNPACK (x) < INUM_MAX))
{
- scm_t_int64 n = SCM_I_INUM (x) + 1;
- if (SCM_FIXABLE (n))
- RETURN (SCM_I_MAKINUM (n));
+ SCM result;
+
+ /* Add the integers without untagging. */
+ result = SCM_PACK ((scm_t_intptr) SCM_UNPACK (x)
+ + (scm_t_intptr) SCM_UNPACK (SCM_I_MAKINUM (1))
+ - scm_tc2_int);
+
+ if (SCM_LIKELY (SCM_I_INUMP (result)))
+ RETURN (result);
}
+
SYNC_REGISTER ();
RETURN (scm_sum (x, SCM_I_MAKINUM (1)));
}
-VM_DEFINE_FUNCTION (121, sub, "sub", 2)
+VM_DEFINE_FUNCTION (152, sub, "sub", 2)
{
+#ifndef ASM_SUB
FUNC2 (-, scm_difference);
+#else
+ ARGS2 (x, y);
+ ASM_SUB (x, y);
+ SYNC_REGISTER ();
+ RETURN (scm_difference (x, y));
+#endif
}
-VM_DEFINE_FUNCTION (168, sub1, "sub1", 1)
+VM_DEFINE_FUNCTION (153, sub1, "sub1", 1)
{
ARGS1 (x);
- if (SCM_I_INUMP (x))
+
+ /* Check for underflow. */
+ if (SCM_LIKELY ((scm_t_intptr) SCM_UNPACK (x) > INUM_MIN))
{
- scm_t_int64 n = SCM_I_INUM (x) - 1;
- if (SCM_FIXABLE (n))
- RETURN (SCM_I_MAKINUM (n));
+ SCM result;
+
+ /* Substract the integers without untagging. */
+ result = SCM_PACK ((scm_t_intptr) SCM_UNPACK (x)
+ - (scm_t_intptr) SCM_UNPACK (SCM_I_MAKINUM (1))
+ + scm_tc2_int);
+
+ if (SCM_LIKELY (SCM_I_INUMP (result)))
+ RETURN (result);
}
+
SYNC_REGISTER ();
RETURN (scm_difference (x, SCM_I_MAKINUM (1)));
}
-VM_DEFINE_FUNCTION (122, mul, "mul", 2)
+# undef ASM_ADD
+# undef ASM_SUB
+
+VM_DEFINE_FUNCTION (154, mul, "mul", 2)
{
ARGS2 (x, y);
SYNC_REGISTER ();
RETURN (scm_product (x, y));
}
-VM_DEFINE_FUNCTION (123, div, "div", 2)
+VM_DEFINE_FUNCTION (155, div, "div", 2)
{
ARGS2 (x, y);
SYNC_REGISTER ();
RETURN (scm_divide (x, y));
}
-VM_DEFINE_FUNCTION (124, quo, "quo", 2)
+VM_DEFINE_FUNCTION (156, quo, "quo", 2)
{
ARGS2 (x, y);
SYNC_REGISTER ();
RETURN (scm_quotient (x, y));
}
-VM_DEFINE_FUNCTION (125, rem, "rem", 2)
+VM_DEFINE_FUNCTION (157, rem, "rem", 2)
{
ARGS2 (x, y);
SYNC_REGISTER ();
RETURN (scm_remainder (x, y));
}
-VM_DEFINE_FUNCTION (126, mod, "mod", 2)
+VM_DEFINE_FUNCTION (158, mod, "mod", 2)
{
ARGS2 (x, y);
SYNC_REGISTER ();
RETURN (scm_modulo (x, y));
}
-\f
-/*
- * GOOPS support
- */
-VM_DEFINE_FUNCTION (127, slot_ref, "slot-ref", 2)
+VM_DEFINE_FUNCTION (159, ash, "ash", 2)
{
- size_t slot;
- ARGS2 (instance, idx);
- slot = SCM_I_INUM (idx);
- RETURN (SCM_PACK (SCM_STRUCT_DATA (instance) [slot]));
+ ARGS2 (x, y);
+ if (SCM_I_INUMP (x) && SCM_I_INUMP (y))
+ {
+ if (SCM_I_INUM (y) < 0)
+ /* Right shift, will be a fixnum. */
+ RETURN (SCM_I_MAKINUM (SCM_I_INUM (x) >> -SCM_I_INUM (y)));
+ else
+ /* Left shift. See comments in scm_ash. */
+ {
+ scm_t_signed_bits nn, bits_to_shift;
+
+ nn = SCM_I_INUM (x);
+ bits_to_shift = SCM_I_INUM (y);
+
+ if (bits_to_shift < SCM_I_FIXNUM_BIT-1
+ && ((scm_t_bits)
+ (SCM_SRS (nn, (SCM_I_FIXNUM_BIT-1 - bits_to_shift)) + 1)
+ <= 1))
+ RETURN (SCM_I_MAKINUM (nn << bits_to_shift));
+ /* fall through */
+ }
+ /* fall through */
+ }
+ SYNC_REGISTER ();
+ RETURN (scm_ash (x, y));
}
-VM_DEFINE_INSTRUCTION (128, slot_set, "slot-set", 0, 3, 0)
+VM_DEFINE_FUNCTION (160, logand, "logand", 2)
{
- SCM instance, idx, val;
- size_t slot;
- POP (val);
- POP (idx);
- POP (instance);
- slot = SCM_I_INUM (idx);
- SCM_STRUCT_DATA (instance) [slot] = SCM_UNPACK (val);
- NEXT;
+ ARGS2 (x, y);
+ if (SCM_I_INUMP (x) && SCM_I_INUMP (y))
+ RETURN (SCM_I_MAKINUM (SCM_I_INUM (x) & SCM_I_INUM (y)));
+ SYNC_REGISTER ();
+ RETURN (scm_logand (x, y));
}
-VM_DEFINE_FUNCTION (129, vector_ref, "vector-ref", 2)
+VM_DEFINE_FUNCTION (161, logior, "logior", 2)
+{
+ ARGS2 (x, y);
+ if (SCM_I_INUMP (x) && SCM_I_INUMP (y))
+ RETURN (SCM_I_MAKINUM (SCM_I_INUM (x) | SCM_I_INUM (y)));
+ SYNC_REGISTER ();
+ RETURN (scm_logior (x, y));
+}
+
+VM_DEFINE_FUNCTION (162, logxor, "logxor", 2)
+{
+ ARGS2 (x, y);
+ if (SCM_I_INUMP (x) && SCM_I_INUMP (y))
+ RETURN (SCM_I_MAKINUM (SCM_I_INUM (x) ^ SCM_I_INUM (y)));
+ SYNC_REGISTER ();
+ RETURN (scm_logxor (x, y));
+}
+
+\f
+/*
+ * Vectors and arrays
+ */
+
+VM_DEFINE_FUNCTION (163, vector_ref, "vector-ref", 2)
{
- long i = 0;
+ scm_t_signed_bits i = 0;
ARGS2 (vect, idx);
- if (SCM_LIKELY (SCM_I_IS_VECTOR (vect)
+ if (SCM_LIKELY (SCM_I_IS_NONWEAK_VECTOR (vect)
&& SCM_I_INUMP (idx)
&& ((i = SCM_I_INUM (idx)) >= 0)
&& i < SCM_I_VECTOR_LENGTH (vect)))
}
}
-VM_DEFINE_INSTRUCTION (130, vector_set, "vector-set", 0, 3, 0)
+VM_DEFINE_INSTRUCTION (164, vector_set, "vector-set", 0, 3, 0)
{
- long i = 0;
+ scm_t_signed_bits i = 0;
SCM vect, idx, val;
- POP (val); POP (idx); POP (vect);
- if (SCM_LIKELY (SCM_I_IS_VECTOR (vect)
+ POP3 (val, idx, vect);
+ if (SCM_LIKELY (SCM_I_IS_NONWEAK_VECTOR (vect)
&& SCM_I_INUMP (idx)
&& ((i = SCM_I_INUM (idx)) >= 0)
&& i < SCM_I_VECTOR_LENGTH (vect)))
NEXT;
}
-#define VM_VALIDATE_BYTEVECTOR(x) \
- if (SCM_UNLIKELY (!SCM_BYTEVECTOR_P (x))) \
- { finish_args = x; \
- goto vm_error_not_a_bytevector; \
+VM_DEFINE_INSTRUCTION (165, make_array, "make-array", 3, -1, 1)
+{
+ scm_t_uint32 len;
+ SCM shape, ret;
+
+ len = FETCH ();
+ len = (len << 8) + FETCH ();
+ len = (len << 8) + FETCH ();
+ POP (shape);
+ SYNC_REGISTER ();
+ PRE_CHECK_UNDERFLOW (len);
+ ret = scm_from_contiguous_array (shape, sp - len + 1, len);
+ DROPN (len);
+ PUSH (ret);
+ NEXT;
+}
+
+\f
+/*
+ * Structs
+ */
+#define VM_VALIDATE_STRUCT(obj, proc) \
+ VM_ASSERT (SCM_STRUCTP (obj), vm_error_not_a_struct (proc, obj))
+
+VM_DEFINE_FUNCTION (166, struct_p, "struct?", 1)
+{
+ ARGS1 (obj);
+ RETURN (scm_from_bool (SCM_STRUCTP (obj)));
+}
+
+VM_DEFINE_FUNCTION (167, struct_vtable, "struct-vtable", 1)
+{
+ ARGS1 (obj);
+ VM_VALIDATE_STRUCT (obj, "struct_vtable");
+ RETURN (SCM_STRUCT_VTABLE (obj));
+}
+
+VM_DEFINE_INSTRUCTION (168, make_struct, "make-struct", 2, -1, 1)
+{
+ unsigned h = FETCH ();
+ unsigned l = FETCH ();
+ scm_t_bits n = ((h << 8U) + l);
+ SCM vtable = sp[-(n - 1)];
+ const SCM *inits = sp - n + 2;
+ SCM ret;
+
+ SYNC_REGISTER ();
+
+ if (SCM_LIKELY (SCM_STRUCTP (vtable)
+ && SCM_VTABLE_FLAG_IS_SET (vtable, SCM_VTABLE_FLAG_SIMPLE)
+ && (SCM_STRUCT_DATA_REF (vtable, scm_vtable_index_size) + 1
+ == n)
+ && !SCM_VTABLE_INSTANCE_FINALIZER (vtable)))
+ {
+ /* Verily, we are making a simple struct with the right number of
+ initializers, and no finalizer. */
+ ret = scm_words ((scm_t_bits)SCM_STRUCT_DATA (vtable) | scm_tc3_struct,
+ n + 1);
+ SCM_SET_CELL_WORD_1 (ret, (scm_t_bits)SCM_CELL_OBJECT_LOC (ret, 2));
+ memcpy (SCM_STRUCT_DATA (ret), inits, (n - 1) * sizeof (SCM));
}
+ else
+ ret = scm_c_make_structv (vtable, 0, n - 1, (scm_t_bits *) inits);
+
+ DROPN (n);
+ PUSH (ret);
+
+ NEXT;
+}
+
+VM_DEFINE_FUNCTION (169, struct_ref, "struct-ref", 2)
+{
+ ARGS2 (obj, pos);
+
+ if (SCM_LIKELY (SCM_STRUCTP (obj)
+ && SCM_STRUCT_VTABLE_FLAG_IS_SET (obj,
+ SCM_VTABLE_FLAG_SIMPLE)
+ && SCM_I_INUMP (pos)))
+ {
+ SCM vtable;
+ scm_t_bits index, len;
+
+ /* True, an inum is a signed value, but cast to unsigned it will
+ certainly be more than the length, so we will fall through if
+ index is negative. */
+ index = SCM_I_INUM (pos);
+ vtable = SCM_STRUCT_VTABLE (obj);
+ len = SCM_STRUCT_DATA_REF (vtable, scm_vtable_index_size);
+
+ if (SCM_LIKELY (index < len))
+ {
+ scm_t_bits *data = SCM_STRUCT_DATA (obj);
+ RETURN (SCM_PACK (data[index]));
+ }
+ }
+
+ SYNC_REGISTER ();
+ RETURN (scm_struct_ref (obj, pos));
+}
+
+VM_DEFINE_FUNCTION (170, struct_set, "struct-set", 3)
+{
+ ARGS3 (obj, pos, val);
+
+ if (SCM_LIKELY (SCM_STRUCTP (obj)
+ && SCM_STRUCT_VTABLE_FLAG_IS_SET (obj,
+ SCM_VTABLE_FLAG_SIMPLE)
+ && SCM_STRUCT_VTABLE_FLAG_IS_SET (obj,
+ SCM_VTABLE_FLAG_SIMPLE_RW)
+ && SCM_I_INUMP (pos)))
+ {
+ SCM vtable;
+ scm_t_bits index, len;
+
+ /* See above regarding index being >= 0. */
+ index = SCM_I_INUM (pos);
+ vtable = SCM_STRUCT_VTABLE (obj);
+ len = SCM_STRUCT_DATA_REF (vtable, scm_vtable_index_size);
+ if (SCM_LIKELY (index < len))
+ {
+ scm_t_bits *data = SCM_STRUCT_DATA (obj);
+ data[index] = SCM_UNPACK (val);
+ RETURN (val);
+ }
+ }
+
+ SYNC_REGISTER ();
+ RETURN (scm_struct_set_x (obj, pos, val));
+}
+
+\f
+/*
+ * GOOPS support
+ */
+VM_DEFINE_FUNCTION (171, class_of, "class-of", 1)
+{
+ ARGS1 (obj);
+ if (SCM_INSTANCEP (obj))
+ RETURN (SCM_CLASS_OF (obj));
+ SYNC_REGISTER ();
+ RETURN (scm_class_of (obj));
+}
+
+/* FIXME: No checking whatsoever. */
+VM_DEFINE_FUNCTION (172, slot_ref, "slot-ref", 2)
+{
+ size_t slot;
+ ARGS2 (instance, idx);
+ slot = SCM_I_INUM (idx);
+ RETURN (SCM_PACK (SCM_STRUCT_DATA (instance) [slot]));
+}
+
+/* FIXME: No checking whatsoever. */
+VM_DEFINE_INSTRUCTION (173, slot_set, "slot-set", 0, 3, 0)
+{
+ SCM instance, idx, val;
+ size_t slot;
+ POP3 (val, idx, instance);
+ slot = SCM_I_INUM (idx);
+ SCM_STRUCT_DATA (instance) [slot] = SCM_UNPACK (val);
+ NEXT;
+}
+
+\f
+/*
+ * Bytevectors
+ */
+#define VM_VALIDATE_BYTEVECTOR(x, proc) \
+ VM_ASSERT (SCM_BYTEVECTOR_P (x), vm_error_not_a_bytevector (proc, x))
#define BV_REF_WITH_ENDIANNESS(stem, fn_stem) \
{ \
goto VM_LABEL (bv_##stem##_native_ref); \
{ \
ARGS2 (bv, idx); \
+ SYNC_REGISTER (); \
RETURN (scm_bytevector_##fn_stem##_ref (bv, idx, endianness)); \
} \
}
-VM_DEFINE_FUNCTION (131, bv_u16_ref, "bv-u16-ref", 3)
+/* Return true (non-zero) if PTR has suitable alignment for TYPE. */
+#define ALIGNED_P(ptr, type) \
+ ((scm_t_uintptr) (ptr) % alignof_type (type) == 0)
+
+VM_DEFINE_FUNCTION (174, bv_u16_ref, "bv-u16-ref", 3)
BV_REF_WITH_ENDIANNESS (u16, u16)
-VM_DEFINE_FUNCTION (132, bv_s16_ref, "bv-s16-ref", 3)
+VM_DEFINE_FUNCTION (175, bv_s16_ref, "bv-s16-ref", 3)
BV_REF_WITH_ENDIANNESS (s16, s16)
-VM_DEFINE_FUNCTION (133, bv_u32_ref, "bv-u32-ref", 3)
+VM_DEFINE_FUNCTION (176, bv_u32_ref, "bv-u32-ref", 3)
BV_REF_WITH_ENDIANNESS (u32, u32)
-VM_DEFINE_FUNCTION (134, bv_s32_ref, "bv-s32-ref", 3)
+VM_DEFINE_FUNCTION (177, bv_s32_ref, "bv-s32-ref", 3)
BV_REF_WITH_ENDIANNESS (s32, s32)
-VM_DEFINE_FUNCTION (135, bv_u64_ref, "bv-u64-ref", 3)
+VM_DEFINE_FUNCTION (178, bv_u64_ref, "bv-u64-ref", 3)
BV_REF_WITH_ENDIANNESS (u64, u64)
-VM_DEFINE_FUNCTION (136, bv_s64_ref, "bv-s64-ref", 3)
+VM_DEFINE_FUNCTION (179, bv_s64_ref, "bv-s64-ref", 3)
BV_REF_WITH_ENDIANNESS (s64, s64)
-VM_DEFINE_FUNCTION (137, bv_f32_ref, "bv-f32-ref", 3)
+VM_DEFINE_FUNCTION (180, bv_f32_ref, "bv-f32-ref", 3)
BV_REF_WITH_ENDIANNESS (f32, ieee_single)
-VM_DEFINE_FUNCTION (138, bv_f64_ref, "bv-f64-ref", 3)
+VM_DEFINE_FUNCTION (181, bv_f64_ref, "bv-f64-ref", 3)
BV_REF_WITH_ENDIANNESS (f64, ieee_double)
#undef BV_REF_WITH_ENDIANNESS
-#define BV_FIXABLE_INT_REF(stem, fn_stem, type, size) \
-{ \
- long i = 0; \
- ARGS2 (bv, idx); \
- VM_VALIDATE_BYTEVECTOR (bv); \
- if (SCM_LIKELY (SCM_I_INUMP (idx) \
- && ((i = SCM_I_INUM (idx)) >= 0) \
- && (i + size <= SCM_BYTEVECTOR_LENGTH (bv)) \
- && (i % size == 0))) \
- RETURN (SCM_I_MAKINUM (*(scm_t_##type*) \
- (SCM_BYTEVECTOR_CONTENTS (bv) + i))); \
- else \
- RETURN (scm_bytevector_##fn_stem##_ref (bv, idx)); \
-}
-
-#define BV_INT_REF(stem, type, size) \
-{ \
- long i = 0; \
- ARGS2 (bv, idx); \
- VM_VALIDATE_BYTEVECTOR (bv); \
- if (SCM_LIKELY (SCM_I_INUMP (idx) \
- && ((i = SCM_I_INUM (idx)) >= 0) \
- && (i + size <= SCM_BYTEVECTOR_LENGTH (bv)) \
- && (i % size == 0))) \
- { scm_t_##type x = (*(scm_t_##type*)(SCM_BYTEVECTOR_CONTENTS (bv) + i)); \
- if (SCM_FIXABLE (x)) \
- RETURN (SCM_I_MAKINUM (x)); \
- else \
- RETURN (scm_from_##type (x)); \
- } \
- else \
- RETURN (scm_bytevector_##stem##_native_ref (bv, idx)); \
-}
-
-#define BV_FLOAT_REF(stem, fn_stem, type, size) \
-{ \
- long i = 0; \
- ARGS2 (bv, idx); \
- VM_VALIDATE_BYTEVECTOR (bv); \
- if (SCM_LIKELY (SCM_I_INUMP (idx) \
- && ((i = SCM_I_INUM (idx)) >= 0) \
- && (i + size <= SCM_BYTEVECTOR_LENGTH (bv)) \
- && (i % size == 0))) \
- RETURN (scm_from_double ((*(type*)(SCM_BYTEVECTOR_CONTENTS (bv) + i)))); \
- else \
- RETURN (scm_bytevector_##fn_stem##_native_ref (bv, idx)); \
-}
-
-VM_DEFINE_FUNCTION (139, bv_u8_ref, "bv-u8-ref", 2)
+#define BV_FIXABLE_INT_REF(stem, fn_stem, type, size) \
+{ \
+ scm_t_signed_bits i; \
+ const scm_t_ ## type *int_ptr; \
+ ARGS2 (bv, idx); \
+ \
+ VM_VALIDATE_BYTEVECTOR (bv, "bv-" #stem "-ref"); \
+ i = SCM_I_INUM (idx); \
+ int_ptr = (scm_t_ ## type *) (SCM_BYTEVECTOR_CONTENTS (bv) + i); \
+ \
+ if (SCM_LIKELY (SCM_I_INUMP (idx) \
+ && (i >= 0) \
+ && (i + size <= SCM_BYTEVECTOR_LENGTH (bv)) \
+ && (ALIGNED_P (int_ptr, scm_t_ ## type)))) \
+ RETURN (SCM_I_MAKINUM (*int_ptr)); \
+ else \
+ { \
+ SYNC_REGISTER (); \
+ RETURN (scm_bytevector_ ## fn_stem ## _ref (bv, idx)); \
+ } \
+}
+
+#define BV_INT_REF(stem, type, size) \
+{ \
+ scm_t_signed_bits i; \
+ const scm_t_ ## type *int_ptr; \
+ ARGS2 (bv, idx); \
+ \
+ VM_VALIDATE_BYTEVECTOR (bv, "bv-" #stem "-ref"); \
+ i = SCM_I_INUM (idx); \
+ int_ptr = (scm_t_ ## type *) (SCM_BYTEVECTOR_CONTENTS (bv) + i); \
+ \
+ if (SCM_LIKELY (SCM_I_INUMP (idx) \
+ && (i >= 0) \
+ && (i + size <= SCM_BYTEVECTOR_LENGTH (bv)) \
+ && (ALIGNED_P (int_ptr, scm_t_ ## type)))) \
+ { \
+ scm_t_ ## type x = *int_ptr; \
+ if (SCM_FIXABLE (x)) \
+ RETURN (SCM_I_MAKINUM (x)); \
+ else \
+ { \
+ SYNC_REGISTER (); \
+ RETURN (scm_from_ ## type (x)); \
+ } \
+ } \
+ else \
+ { \
+ SYNC_REGISTER (); \
+ RETURN (scm_bytevector_ ## stem ## _native_ref (bv, idx)); \
+ } \
+}
+
+#define BV_FLOAT_REF(stem, fn_stem, type, size) \
+{ \
+ scm_t_signed_bits i; \
+ const type *float_ptr; \
+ ARGS2 (bv, idx); \
+ \
+ VM_VALIDATE_BYTEVECTOR (bv, "bv-" #stem "-ref"); \
+ i = SCM_I_INUM (idx); \
+ float_ptr = (type *) (SCM_BYTEVECTOR_CONTENTS (bv) + i); \
+ \
+ SYNC_REGISTER (); \
+ if (SCM_LIKELY (SCM_I_INUMP (idx) \
+ && (i >= 0) \
+ && (i + size <= SCM_BYTEVECTOR_LENGTH (bv)) \
+ && (ALIGNED_P (float_ptr, type)))) \
+ RETURN (scm_from_double (*float_ptr)); \
+ else \
+ RETURN (scm_bytevector_ ## fn_stem ## _native_ref (bv, idx)); \
+}
+
+VM_DEFINE_FUNCTION (182, bv_u8_ref, "bv-u8-ref", 2)
BV_FIXABLE_INT_REF (u8, u8, uint8, 1)
-VM_DEFINE_FUNCTION (140, bv_s8_ref, "bv-s8-ref", 2)
+VM_DEFINE_FUNCTION (183, bv_s8_ref, "bv-s8-ref", 2)
BV_FIXABLE_INT_REF (s8, s8, int8, 1)
-VM_DEFINE_FUNCTION (141, bv_u16_native_ref, "bv-u16-native-ref", 2)
+VM_DEFINE_FUNCTION (184, bv_u16_native_ref, "bv-u16-native-ref", 2)
BV_FIXABLE_INT_REF (u16, u16_native, uint16, 2)
-VM_DEFINE_FUNCTION (142, bv_s16_native_ref, "bv-s16-native-ref", 2)
+VM_DEFINE_FUNCTION (185, bv_s16_native_ref, "bv-s16-native-ref", 2)
BV_FIXABLE_INT_REF (s16, s16_native, int16, 2)
-VM_DEFINE_FUNCTION (143, bv_u32_native_ref, "bv-u32-native-ref", 2)
+VM_DEFINE_FUNCTION (186, bv_u32_native_ref, "bv-u32-native-ref", 2)
#if SIZEOF_VOID_P > 4
BV_FIXABLE_INT_REF (u32, u32_native, uint32, 4)
#else
BV_INT_REF (u32, uint32, 4)
#endif
-VM_DEFINE_FUNCTION (144, bv_s32_native_ref, "bv-s32-native-ref", 2)
+VM_DEFINE_FUNCTION (187, bv_s32_native_ref, "bv-s32-native-ref", 2)
#if SIZEOF_VOID_P > 4
BV_FIXABLE_INT_REF (s32, s32_native, int32, 4)
#else
BV_INT_REF (s32, int32, 4)
#endif
-VM_DEFINE_FUNCTION (145, bv_u64_native_ref, "bv-u64-native-ref", 2)
+VM_DEFINE_FUNCTION (188, bv_u64_native_ref, "bv-u64-native-ref", 2)
BV_INT_REF (u64, uint64, 8)
-VM_DEFINE_FUNCTION (146, bv_s64_native_ref, "bv-s64-native-ref", 2)
+VM_DEFINE_FUNCTION (189, bv_s64_native_ref, "bv-s64-native-ref", 2)
BV_INT_REF (s64, int64, 8)
-VM_DEFINE_FUNCTION (147, bv_f32_native_ref, "bv-f32-native-ref", 2)
+VM_DEFINE_FUNCTION (190, bv_f32_native_ref, "bv-f32-native-ref", 2)
BV_FLOAT_REF (f32, ieee_single, float, 4)
-VM_DEFINE_FUNCTION (148, bv_f64_native_ref, "bv-f64-native-ref", 2)
+VM_DEFINE_FUNCTION (191, bv_f64_native_ref, "bv-f64-native-ref", 2)
BV_FLOAT_REF (f64, ieee_double, double, 8)
#undef BV_FIXABLE_INT_REF
if (scm_is_eq (endianness, scm_i_native_endianness)) \
goto VM_LABEL (bv_##stem##_native_set); \
{ \
- SCM bv, idx, val; POP (val); POP (idx); POP (bv); \
+ SCM bv, idx, val; POP3 (val, idx, bv); \
+ SYNC_REGISTER (); \
scm_bytevector_##fn_stem##_set_x (bv, idx, val, endianness); \
NEXT; \
} \
}
-VM_DEFINE_INSTRUCTION (149, bv_u16_set, "bv-u16-set", 0, 4, 0)
+VM_DEFINE_INSTRUCTION (192, bv_u16_set, "bv-u16-set", 0, 4, 0)
BV_SET_WITH_ENDIANNESS (u16, u16)
-VM_DEFINE_INSTRUCTION (150, bv_s16_set, "bv-s16-set", 0, 4, 0)
+VM_DEFINE_INSTRUCTION (193, bv_s16_set, "bv-s16-set", 0, 4, 0)
BV_SET_WITH_ENDIANNESS (s16, s16)
-VM_DEFINE_INSTRUCTION (151, bv_u32_set, "bv-u32-set", 0, 4, 0)
+VM_DEFINE_INSTRUCTION (194, bv_u32_set, "bv-u32-set", 0, 4, 0)
BV_SET_WITH_ENDIANNESS (u32, u32)
-VM_DEFINE_INSTRUCTION (152, bv_s32_set, "bv-s32-set", 0, 4, 0)
+VM_DEFINE_INSTRUCTION (195, bv_s32_set, "bv-s32-set", 0, 4, 0)
BV_SET_WITH_ENDIANNESS (s32, s32)
-VM_DEFINE_INSTRUCTION (153, bv_u64_set, "bv-u64-set", 0, 4, 0)
+VM_DEFINE_INSTRUCTION (196, bv_u64_set, "bv-u64-set", 0, 4, 0)
BV_SET_WITH_ENDIANNESS (u64, u64)
-VM_DEFINE_INSTRUCTION (154, bv_s64_set, "bv-s64-set", 0, 4, 0)
+VM_DEFINE_INSTRUCTION (197, bv_s64_set, "bv-s64-set", 0, 4, 0)
BV_SET_WITH_ENDIANNESS (s64, s64)
-VM_DEFINE_INSTRUCTION (155, bv_f32_set, "bv-f32-set", 0, 4, 0)
+VM_DEFINE_INSTRUCTION (198, bv_f32_set, "bv-f32-set", 0, 4, 0)
BV_SET_WITH_ENDIANNESS (f32, ieee_single)
-VM_DEFINE_INSTRUCTION (156, bv_f64_set, "bv-f64-set", 0, 4, 0)
+VM_DEFINE_INSTRUCTION (199, bv_f64_set, "bv-f64-set", 0, 4, 0)
BV_SET_WITH_ENDIANNESS (f64, ieee_double)
#undef BV_SET_WITH_ENDIANNESS
-#define BV_FIXABLE_INT_SET(stem, fn_stem, type, min, max, size) \
-{ \
- long i = 0, j = 0; \
- SCM bv, idx, val; POP (val); POP (idx); POP (bv); \
- VM_VALIDATE_BYTEVECTOR (bv); \
- if (SCM_LIKELY (SCM_I_INUMP (idx) \
- && ((i = SCM_I_INUM (idx)) >= 0) \
- && (i + size <= SCM_BYTEVECTOR_LENGTH (bv)) \
- && (i % size == 0) \
- && (SCM_I_INUMP (val)) \
- && ((j = SCM_I_INUM (val)) >= min) \
- && (j <= max))) \
- *(scm_t_##type*) (SCM_BYTEVECTOR_CONTENTS (bv) + i) = (scm_t_##type)j; \
- else \
- scm_bytevector_##fn_stem##_set_x (bv, idx, val); \
- NEXT; \
-}
-
-#define BV_INT_SET(stem, type, size) \
-{ \
- long i = 0; \
- SCM bv, idx, val; POP (val); POP (idx); POP (bv); \
- VM_VALIDATE_BYTEVECTOR (bv); \
- if (SCM_LIKELY (SCM_I_INUMP (idx) \
- && ((i = SCM_I_INUM (idx)) >= 0) \
- && (i + size <= SCM_BYTEVECTOR_LENGTH (bv)) \
- && (i % size == 0))) \
- *(scm_t_##type*) (SCM_BYTEVECTOR_CONTENTS (bv) + i) = scm_to_##type (val); \
- else \
- scm_bytevector_##stem##_native_set_x (bv, idx, val); \
+#define BV_FIXABLE_INT_SET(stem, fn_stem, type, min, max, size) \
+{ \
+ scm_t_signed_bits i, j = 0; \
+ SCM bv, idx, val; \
+ scm_t_ ## type *int_ptr; \
+ \
+ POP3 (val, idx, bv); \
+ VM_VALIDATE_BYTEVECTOR (bv, "bv-" #stem "-set"); \
+ i = SCM_I_INUM (idx); \
+ int_ptr = (scm_t_ ## type *) (SCM_BYTEVECTOR_CONTENTS (bv) + i); \
+ \
+ if (SCM_LIKELY (SCM_I_INUMP (idx) \
+ && (i >= 0) \
+ && (i + size <= SCM_BYTEVECTOR_LENGTH (bv)) \
+ && (ALIGNED_P (int_ptr, scm_t_ ## type)) \
+ && (SCM_I_INUMP (val)) \
+ && ((j = SCM_I_INUM (val)) >= min) \
+ && (j <= max))) \
+ *int_ptr = (scm_t_ ## type) j; \
+ else \
+ { \
+ SYNC_REGISTER (); \
+ scm_bytevector_ ## fn_stem ## _set_x (bv, idx, val); \
+ } \
+ NEXT; \
+}
+
+#define BV_INT_SET(stem, type, size) \
+{ \
+ scm_t_signed_bits i = 0; \
+ SCM bv, idx, val; \
+ scm_t_ ## type *int_ptr; \
+ \
+ POP3 (val, idx, bv); \
+ VM_VALIDATE_BYTEVECTOR (bv, "bv-" #stem "-set"); \
+ i = SCM_I_INUM (idx); \
+ int_ptr = (scm_t_ ## type *) (SCM_BYTEVECTOR_CONTENTS (bv) + i); \
+ \
+ if (SCM_LIKELY (SCM_I_INUMP (idx) \
+ && (i >= 0) \
+ && (i + size <= SCM_BYTEVECTOR_LENGTH (bv)) \
+ && (ALIGNED_P (int_ptr, scm_t_ ## type)))) \
+ *int_ptr = scm_to_ ## type (val); \
+ else \
+ { \
+ SYNC_REGISTER (); \
+ scm_bytevector_ ## stem ## _native_set_x (bv, idx, val); \
+ } \
NEXT; \
}
#define BV_FLOAT_SET(stem, fn_stem, type, size) \
{ \
- long i = 0; \
- SCM bv, idx, val; POP (val); POP (idx); POP (bv); \
- VM_VALIDATE_BYTEVECTOR (bv); \
+ scm_t_signed_bits i = 0; \
+ SCM bv, idx, val; \
+ type *float_ptr; \
+ \
+ POP3 (val, idx, bv); \
+ VM_VALIDATE_BYTEVECTOR (bv, "bv-" #stem "-set"); \
+ i = SCM_I_INUM (idx); \
+ float_ptr = (type *) (SCM_BYTEVECTOR_CONTENTS (bv) + i); \
+ \
if (SCM_LIKELY (SCM_I_INUMP (idx) \
- && ((i = SCM_I_INUM (idx)) >= 0) \
+ && (i >= 0) \
&& (i + size <= SCM_BYTEVECTOR_LENGTH (bv)) \
- && (i % size == 0))) \
- *(type*) (SCM_BYTEVECTOR_CONTENTS (bv) + i) = scm_to_double (val); \
+ && (ALIGNED_P (float_ptr, type)))) \
+ *float_ptr = scm_to_double (val); \
else \
- scm_bytevector_##fn_stem##_native_set_x (bv, idx, val); \
+ { \
+ SYNC_REGISTER (); \
+ scm_bytevector_ ## fn_stem ## _native_set_x (bv, idx, val); \
+ } \
NEXT; \
}
-VM_DEFINE_INSTRUCTION (157, bv_u8_set, "bv-u8-set", 0, 3, 0)
+VM_DEFINE_INSTRUCTION (200, bv_u8_set, "bv-u8-set", 0, 3, 0)
BV_FIXABLE_INT_SET (u8, u8, uint8, 0, SCM_T_UINT8_MAX, 1)
-VM_DEFINE_INSTRUCTION (158, bv_s8_set, "bv-s8-set", 0, 3, 0)
+VM_DEFINE_INSTRUCTION (201, bv_s8_set, "bv-s8-set", 0, 3, 0)
BV_FIXABLE_INT_SET (s8, s8, int8, SCM_T_INT8_MIN, SCM_T_INT8_MAX, 1)
-VM_DEFINE_INSTRUCTION (159, bv_u16_native_set, "bv-u16-native-set", 0, 3, 0)
+VM_DEFINE_INSTRUCTION (202, bv_u16_native_set, "bv-u16-native-set", 0, 3, 0)
BV_FIXABLE_INT_SET (u16, u16_native, uint16, 0, SCM_T_UINT16_MAX, 2)
-VM_DEFINE_INSTRUCTION (160, bv_s16_native_set, "bv-s16-native-set", 0, 3, 0)
+VM_DEFINE_INSTRUCTION (203, bv_s16_native_set, "bv-s16-native-set", 0, 3, 0)
BV_FIXABLE_INT_SET (s16, s16_native, int16, SCM_T_INT16_MIN, SCM_T_INT16_MAX, 2)
-VM_DEFINE_INSTRUCTION (161, bv_u32_native_set, "bv-u32-native-set", 0, 3, 0)
+VM_DEFINE_INSTRUCTION (204, bv_u32_native_set, "bv-u32-native-set", 0, 3, 0)
#if SIZEOF_VOID_P > 4
BV_FIXABLE_INT_SET (u32, u32_native, uint32, 0, SCM_T_UINT32_MAX, 4)
#else
BV_INT_SET (u32, uint32, 4)
#endif
-VM_DEFINE_INSTRUCTION (162, bv_s32_native_set, "bv-s32-native-set", 0, 3, 0)
+VM_DEFINE_INSTRUCTION (205, bv_s32_native_set, "bv-s32-native-set", 0, 3, 0)
#if SIZEOF_VOID_P > 4
BV_FIXABLE_INT_SET (s32, s32_native, int32, SCM_T_INT32_MIN, SCM_T_INT32_MAX, 4)
#else
BV_INT_SET (s32, int32, 4)
#endif
-VM_DEFINE_INSTRUCTION (163, bv_u64_native_set, "bv-u64-native-set", 0, 3, 0)
+VM_DEFINE_INSTRUCTION (206, bv_u64_native_set, "bv-u64-native-set", 0, 3, 0)
BV_INT_SET (u64, uint64, 8)
-VM_DEFINE_INSTRUCTION (164, bv_s64_native_set, "bv-s64-native-set", 0, 3, 0)
+VM_DEFINE_INSTRUCTION (207, bv_s64_native_set, "bv-s64-native-set", 0, 3, 0)
BV_INT_SET (s64, int64, 8)
-VM_DEFINE_INSTRUCTION (165, bv_f32_native_set, "bv-f32-native-set", 0, 3, 0)
+VM_DEFINE_INSTRUCTION (208, bv_f32_native_set, "bv-f32-native-set", 0, 3, 0)
BV_FLOAT_SET (f32, ieee_single, float, 4)
-VM_DEFINE_INSTRUCTION (166, bv_f64_native_set, "bv-f64-native-set", 0, 3, 0)
+VM_DEFINE_INSTRUCTION (209, bv_f64_native_set, "bv-f64-native-set", 0, 3, 0)
BV_FLOAT_SET (f64, ieee_double, double, 8)
#undef BV_FIXABLE_INT_SET
"start from top of buffer and renumber 'VM_DEFINE_FOO (\n' sequences"
(interactive "")
(save-excursion
- (let ((counter 99)) (goto-char (point-min))
+ (let ((counter 127)) (goto-char (point-min))
(while (re-search-forward "^VM_DEFINE_[^ ]+ (\\([^,]+\\)," (point-max) t)
(replace-match
(number-to-string (setq counter (1+ counter)))