diff options
author | Ludovic Courtès <ludo@gnu.org> | 2009-09-02 00:07:27 +0200 |
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committer | Ludovic Courtès <ludo@gnu.org> | 2009-09-02 01:37:37 +0200 |
commit | 5f236208d0d864546e59afa0f5a11c9b3ba14b10 (patch) | |
tree | eed5d9203a2633c8efb85c1b36425eab87574299 /libguile/vm-i-scheme.c | |
parent | f0eb5ae6c173aed35965b0561897fda1d8ff0db1 (diff) | |
parent | d7e7a02a6251c8ed4f76933d9d30baeee3f599c0 (diff) | |
download | guile-5f236208d0d864546e59afa0f5a11c9b3ba14b10.tar.gz |
Merge branch 'boehm-demers-weiser-gc' into bdw-gc-static-alloc
Conflicts:
acinclude.m4
libguile/strings.c
Diffstat (limited to 'libguile/vm-i-scheme.c')
-rw-r--r-- | libguile/vm-i-scheme.c | 577 |
1 files changed, 577 insertions, 0 deletions
diff --git a/libguile/vm-i-scheme.c b/libguile/vm-i-scheme.c new file mode 100644 index 000000000..0cace147d --- /dev/null +++ b/libguile/vm-i-scheme.c @@ -0,0 +1,577 @@ +/* Copyright (C) 2001, 2009 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 + * as published by the Free Software Foundation; either version 3 of + * the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301 USA + */ + +/* This file is included in vm_engine.c */ + + +/* + * Predicates + */ + +#define ARGS1(a1) SCM a1 = sp[0]; +#define ARGS2(a1,a2) SCM a1 = sp[-1], a2 = sp[0]; sp--; NULLSTACK (1); +#define ARGS3(a1,a2,a3) SCM a1 = sp[-2], a2 = sp[-1], a3 = sp[0]; sp -= 2; NULLSTACK (2); + +#define RETURN(x) do { *sp = x; NEXT; } while (0) + +VM_DEFINE_FUNCTION (100, not, "not", 1) +{ + ARGS1 (x); + RETURN (SCM_BOOL (SCM_FALSEP (x))); +} + +VM_DEFINE_FUNCTION (101, not_not, "not-not", 1) +{ + ARGS1 (x); + RETURN (SCM_BOOL (!SCM_FALSEP (x))); +} + +VM_DEFINE_FUNCTION (102, eq, "eq?", 2) +{ + ARGS2 (x, y); + RETURN (SCM_BOOL (SCM_EQ_P (x, y))); +} + +VM_DEFINE_FUNCTION (103, not_eq, "not-eq?", 2) +{ + ARGS2 (x, y); + RETURN (SCM_BOOL (!SCM_EQ_P (x, y))); +} + +VM_DEFINE_FUNCTION (104, nullp, "null?", 1) +{ + ARGS1 (x); + RETURN (SCM_BOOL (SCM_NULLP (x))); +} + +VM_DEFINE_FUNCTION (105, not_nullp, "not-null?", 1) +{ + ARGS1 (x); + RETURN (SCM_BOOL (!SCM_NULLP (x))); +} + +VM_DEFINE_FUNCTION (106, eqv, "eqv?", 2) +{ + ARGS2 (x, y); + if (SCM_EQ_P (x, y)) + RETURN (SCM_BOOL_T); + if (SCM_IMP (x) || SCM_IMP (y)) + RETURN (SCM_BOOL_F); + SYNC_REGISTER (); + RETURN (scm_eqv_p (x, y)); +} + +VM_DEFINE_FUNCTION (107, equal, "equal?", 2) +{ + ARGS2 (x, y); + if (SCM_EQ_P (x, y)) + RETURN (SCM_BOOL_T); + if (SCM_IMP (x) || SCM_IMP (y)) + RETURN (SCM_BOOL_F); + SYNC_REGISTER (); + RETURN (scm_equal_p (x, y)); +} + +VM_DEFINE_FUNCTION (108, pairp, "pair?", 1) +{ + ARGS1 (x); + RETURN (SCM_BOOL (SCM_CONSP (x))); +} + +VM_DEFINE_FUNCTION (109, listp, "list?", 1) +{ + ARGS1 (x); + RETURN (SCM_BOOL (scm_ilength (x) >= 0)); +} + + +/* + * Basic data + */ + +VM_DEFINE_FUNCTION (110, 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; \ + } + +VM_DEFINE_FUNCTION (111, car, "car", 1) +{ + ARGS1 (x); + VM_VALIDATE_CONS (x); + RETURN (SCM_CAR (x)); +} + +VM_DEFINE_FUNCTION (112, cdr, "cdr", 1) +{ + ARGS1 (x); + VM_VALIDATE_CONS (x); + RETURN (SCM_CDR (x)); +} + +VM_DEFINE_INSTRUCTION (113, set_car, "set-car!", 0, 2, 0) +{ + SCM x, y; + POP (y); + POP (x); + VM_VALIDATE_CONS (x); + SCM_SETCAR (x, y); + NEXT; +} + +VM_DEFINE_INSTRUCTION (114, set_cdr, "set-cdr!", 0, 2, 0) +{ + SCM x, y; + POP (y); + POP (x); + VM_VALIDATE_CONS (x); + SCM_SETCDR (x, y); + NEXT; +} + + +/* + * Numeric relational tests + */ + +#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)); \ +} + +VM_DEFINE_FUNCTION (115, ee, "ee?", 2) +{ + REL (==, scm_num_eq_p); +} + +VM_DEFINE_FUNCTION (116, lt, "lt?", 2) +{ + REL (<, scm_less_p); +} + +VM_DEFINE_FUNCTION (117, le, "le?", 2) +{ + REL (<=, scm_leq_p); +} + +VM_DEFINE_FUNCTION (118, gt, "gt?", 2) +{ + REL (>, scm_gr_p); +} + +VM_DEFINE_FUNCTION (119, ge, "ge?", 2) +{ + REL (>=, scm_geq_p); +} + + +/* + * Numeric functions + */ + +#undef FUNC2 +#define FUNC2(CFUNC,SFUNC) \ +{ \ + ARGS2 (x, y); \ + if (SCM_I_INUMP (x) && SCM_I_INUMP (y)) \ + { \ + scm_t_int64 n = SCM_I_INUM (x) CFUNC SCM_I_INUM (y);\ + if (SCM_FIXABLE (n)) \ + RETURN (SCM_I_MAKINUM (n)); \ + } \ + SYNC_REGISTER (); \ + RETURN (SFUNC (x, y)); \ +} + +VM_DEFINE_FUNCTION (120, add, "add", 2) +{ + FUNC2 (+, scm_sum); +} + +VM_DEFINE_FUNCTION (167, add1, "add1", 1) +{ + ARGS1 (x); + if (SCM_I_INUMP (x)) + { + scm_t_int64 n = SCM_I_INUM (x) + 1; + if (SCM_FIXABLE (n)) + RETURN (SCM_I_MAKINUM (n)); + } + SYNC_REGISTER (); + RETURN (scm_sum (x, SCM_I_MAKINUM (1))); +} + +VM_DEFINE_FUNCTION (121, sub, "sub", 2) +{ + FUNC2 (-, scm_difference); +} + +VM_DEFINE_FUNCTION (168, sub1, "sub1", 1) +{ + ARGS1 (x); + if (SCM_I_INUMP (x)) + { + scm_t_int64 n = SCM_I_INUM (x) - 1; + if (SCM_FIXABLE (n)) + RETURN (SCM_I_MAKINUM (n)); + } + SYNC_REGISTER (); + RETURN (scm_difference (x, SCM_I_MAKINUM (1))); +} + +VM_DEFINE_FUNCTION (122, mul, "mul", 2) +{ + ARGS2 (x, y); + SYNC_REGISTER (); + RETURN (scm_product (x, y)); +} + +VM_DEFINE_FUNCTION (123, div, "div", 2) +{ + ARGS2 (x, y); + SYNC_REGISTER (); + RETURN (scm_divide (x, y)); +} + +VM_DEFINE_FUNCTION (124, quo, "quo", 2) +{ + ARGS2 (x, y); + SYNC_REGISTER (); + RETURN (scm_quotient (x, y)); +} + +VM_DEFINE_FUNCTION (125, rem, "rem", 2) +{ + ARGS2 (x, y); + SYNC_REGISTER (); + RETURN (scm_remainder (x, y)); +} + +VM_DEFINE_FUNCTION (126, mod, "mod", 2) +{ + ARGS2 (x, y); + SYNC_REGISTER (); + RETURN (scm_modulo (x, y)); +} + + +/* + * GOOPS support + */ +VM_DEFINE_FUNCTION (127, slot_ref, "slot-ref", 2) +{ + size_t slot; + ARGS2 (instance, idx); + slot = SCM_I_INUM (idx); + RETURN (SCM_PACK (SCM_STRUCT_DATA (instance) [slot])); +} + +VM_DEFINE_INSTRUCTION (128, slot_set, "slot-set", 0, 3, 0) +{ + 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; +} + +VM_DEFINE_FUNCTION (129, vector_ref, "vector-ref", 2) +{ + long i = 0; + ARGS2 (vect, idx); + if (SCM_LIKELY (SCM_I_IS_VECTOR (vect) + && SCM_I_INUMP (idx) + && ((i = SCM_I_INUM (idx)) >= 0) + && i < SCM_I_VECTOR_LENGTH (vect))) + RETURN (SCM_I_VECTOR_ELTS (vect)[i]); + else + { + SYNC_REGISTER (); + RETURN (scm_vector_ref (vect, idx)); + } +} + +VM_DEFINE_INSTRUCTION (130, vector_set, "vector-set", 0, 3, 0) +{ + long i = 0; + SCM vect, idx, val; + POP (val); POP (idx); POP (vect); + if (SCM_LIKELY (SCM_I_IS_VECTOR (vect) + && SCM_I_INUMP (idx) + && ((i = SCM_I_INUM (idx)) >= 0) + && i < SCM_I_VECTOR_LENGTH (vect))) + SCM_I_VECTOR_WELTS (vect)[i] = val; + else + { + SYNC_REGISTER (); + scm_vector_set_x (vect, idx, val); + } + NEXT; +} + +#define VM_VALIDATE_BYTEVECTOR(x) \ + if (SCM_UNLIKELY (!SCM_BYTEVECTOR_P (x))) \ + { finish_args = x; \ + goto vm_error_not_a_bytevector; \ + } + +#define BV_REF_WITH_ENDIANNESS(stem, fn_stem) \ +{ \ + SCM endianness; \ + POP (endianness); \ + if (scm_is_eq (endianness, scm_i_native_endianness)) \ + goto VM_LABEL (bv_##stem##_native_ref); \ + { \ + ARGS2 (bv, idx); \ + RETURN (scm_bytevector_##fn_stem##_ref (bv, idx, endianness)); \ + } \ +} + +VM_DEFINE_FUNCTION (131, bv_u16_ref, "bv-u16-ref", 3) +BV_REF_WITH_ENDIANNESS (u16, u16) +VM_DEFINE_FUNCTION (132, bv_s16_ref, "bv-s16-ref", 3) +BV_REF_WITH_ENDIANNESS (s16, s16) +VM_DEFINE_FUNCTION (133, bv_u32_ref, "bv-u32-ref", 3) +BV_REF_WITH_ENDIANNESS (u32, u32) +VM_DEFINE_FUNCTION (134, bv_s32_ref, "bv-s32-ref", 3) +BV_REF_WITH_ENDIANNESS (s32, s32) +VM_DEFINE_FUNCTION (135, bv_u64_ref, "bv-u64-ref", 3) +BV_REF_WITH_ENDIANNESS (u64, u64) +VM_DEFINE_FUNCTION (136, bv_s64_ref, "bv-s64-ref", 3) +BV_REF_WITH_ENDIANNESS (s64, s64) +VM_DEFINE_FUNCTION (137, 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) +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) +BV_FIXABLE_INT_REF (u8, u8, uint8, 1) +VM_DEFINE_FUNCTION (140, 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) +BV_FIXABLE_INT_REF (u16, u16_native, uint16, 2) +VM_DEFINE_FUNCTION (142, 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) +/* FIXME: u32 is always a fixnum on 64-bit builds */ +BV_INT_REF (u32, uint32, 4) +VM_DEFINE_FUNCTION (144, bv_s32_native_ref, "bv-s32-native-ref", 2) +BV_INT_REF (s32, int32, 4) +VM_DEFINE_FUNCTION (145, 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) +BV_INT_REF (s64, int64, 8) +VM_DEFINE_FUNCTION (147, 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) +BV_FLOAT_REF (f64, ieee_double, double, 8) + +#undef BV_FIXABLE_INT_REF +#undef BV_INT_REF +#undef BV_FLOAT_REF + + + +#define BV_SET_WITH_ENDIANNESS(stem, fn_stem) \ +{ \ + SCM endianness; \ + POP (endianness); \ + 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_bytevector_##fn_stem##_set_x (bv, idx, val, endianness); \ + NEXT; \ + } \ +} + +VM_DEFINE_INSTRUCTION (149, 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) +BV_SET_WITH_ENDIANNESS (s16, s16) +VM_DEFINE_INSTRUCTION (151, 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) +BV_SET_WITH_ENDIANNESS (s32, s32) +VM_DEFINE_INSTRUCTION (153, 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) +BV_SET_WITH_ENDIANNESS (s64, s64) +VM_DEFINE_INSTRUCTION (155, 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) +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); \ + 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); \ + if (SCM_LIKELY (SCM_I_INUMP (idx) \ + && ((i = SCM_I_INUM (idx)) >= 0) \ + && (i + size <= SCM_BYTEVECTOR_LENGTH (bv)) \ + && (i % size == 0))) \ + *(type*) (SCM_BYTEVECTOR_CONTENTS (bv) + i) = scm_to_double (val); \ + else \ + scm_bytevector_##fn_stem##_native_set_x (bv, idx, val); \ + NEXT; \ +} + +VM_DEFINE_INSTRUCTION (157, 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) +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) +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) +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) +/* FIXME: u32 is always a fixnum on 64-bit builds */ +BV_INT_SET (u32, uint32, 4) +VM_DEFINE_INSTRUCTION (162, bv_s32_native_set, "bv-s32-native-set", 0, 3, 0) +BV_INT_SET (s32, int32, 4) +VM_DEFINE_INSTRUCTION (163, 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) +BV_INT_SET (s64, int64, 8) +VM_DEFINE_INSTRUCTION (165, 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) +BV_FLOAT_SET (f64, ieee_double, double, 8) + +#undef BV_FIXABLE_INT_SET +#undef BV_INT_SET +#undef BV_FLOAT_SET + +/* +(defun renumber-ops () + "start from top of buffer and renumber 'VM_DEFINE_FOO (\n' sequences" + (interactive "") + (save-excursion + (let ((counter 99)) (goto-char (point-min)) + (while (re-search-forward "^VM_DEFINE_[^ ]+ (\\([^,]+\\)," (point-max) t) + (replace-match + (number-to-string (setq counter (1+ counter))) + t t nil 1))))) +*/ + +/* + Local Variables: + c-file-style: "gnu" + End: +*/ |