From d4528e44f64c711e86ef4a0b8e8db19909be1ab9 Mon Sep 17 00:00:00 2001 From: William Bell <62452284+Ugric@users.noreply.github.com> Date: Tue, 12 Aug 2025 00:13:01 +0100 Subject: [PATCH] change how numbers are stored so they are in an efficent binary format, able to be quickly read by the runtime --- out.txt | 4 -- src/parser/number/number.c | 14 ++--- src/parser/parser.c | 2 + src/runtime/objects/number/number.c | 88 ++++++++++++++++++++--------- src/runtime/objects/number/number.h | 4 +- src/runtime/runtime.c | 17 ++---- src/translator/bytecode_spec.md | 15 ++++- src/translator/number/number.c | 38 +++++++++---- src/translator/number/number.h | 3 +- src/translator/string/string.c | 3 +- src/translator/translator.c | 2 +- src/translator/translator.h | 6 +- testing.ar | 2 +- 13 files changed, 126 insertions(+), 72 deletions(-) delete mode 100644 out.txt diff --git a/out.txt b/out.txt deleted file mode 100644 index 2016b87..0000000 --- a/out.txt +++ /dev/null @@ -1,4 +0,0 @@ -cache exists and is valid, so will be used. 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00 -Execution time taken: 1.642688 seconds -total time taken: 1.642688 seconds diff --git a/src/parser/number/number.c b/src/parser/number/number.c index 3c362d4..9e0fba9 100644 --- a/src/parser/number/number.c +++ b/src/parser/number/number.c @@ -104,7 +104,7 @@ int mpq_set_decimal_str_exp(mpq_t r, const char *str) { return -1; } - if (endptr-exp_str>11) { + if (endptr - exp_str > 11) { free(buf); return -1; } @@ -176,19 +176,17 @@ int mpq_set_decimal_str_exp(mpq_t r, const char *str) { ParsedValueReturn parse_number(Token *token, char *path) { ParsedValue *parsedValue = checked_malloc(sizeof(ParsedValue)); parsedValue->type = AST_NUMBER; - mpq_t r; - mpq_init(r); - int err = mpq_set_decimal_str_exp(r, token->value); + mpq_t *r_ptr = malloc(sizeof(mpq_t)); + mpq_init(*r_ptr); + int err = mpq_set_decimal_str_exp(*r_ptr, token->value); if (err) { + free_parsed(parsedValue); free(parsedValue); - mpq_clear(r); return (ParsedValueReturn){create_err(token->line, token->column, token->length, path, "Parsing Error", "Unable to parse number"), NULL}; } - char *s = mpq_get_str(NULL, 62, r); - mpq_clear(r); - parsedValue->data = s; + parsedValue->data = r_ptr; return (ParsedValueReturn){no_err, parsedValue}; } \ No newline at end of file diff --git a/src/parser/parser.c b/src/parser/parser.c index 508a3a6..7825848 100644 --- a/src/parser/parser.c +++ b/src/parser/parser.c @@ -22,6 +22,7 @@ #include "operations/operations.h" #include "return/return.h" #include "string/string.h" +#include #include #include #include @@ -220,6 +221,7 @@ void free_parsed(void *ptr) { free_identifier(parsed); break; case AST_NUMBER: + mpq_clear(*(mpq_t *)parsed->data); free(parsed->data); break; case AST_STRING: diff --git a/src/runtime/objects/number/number.c b/src/runtime/objects/number/number.c index 82ea030..5e0160e 100644 --- a/src/runtime/objects/number/number.c +++ b/src/runtime/objects/number/number.c @@ -15,10 +15,10 @@ ArgonObject *ARGON_NUMBER_TYPE; #include +#include #include #include #include -#include /* change SIGNIFICANT_DIGITS to taste (15 mimics double-ish behaviour) */ #define SIGNIFICANT_DIGITS 15 @@ -36,7 +36,8 @@ ArgonObject *ARGON_NUMBER_TYPE___string__(size_t argc, ArgonObject **argv, /* If denominator == 1, print numerator as full integer */ if (mpz_cmp_ui(mpq_denref(*num), 1) == 0) { - char *num_str = mpz_get_str(NULL, 10, mpq_numref(*num)); /* malloc'd by GMP */ + char *num_str = + mpz_get_str(NULL, 10, mpq_numref(*num)); /* malloc'd by GMP */ ArgonObject *result = new_string_object_null_terminated(num_str); free(num_str); return result; @@ -48,7 +49,8 @@ ArgonObject *ARGON_NUMBER_TYPE___string__(size_t argc, ArgonObject **argv, mpf_set_q(f, *num); /* set mpf from mpq */ mp_exp_t exp; /* exponent returned by mpf_get_str */ - /* Request SIGNIFICANT_DIGITS significant digits. If you want "max accurate", pass 0. */ + /* Request SIGNIFICANT_DIGITS significant digits. If you want "max accurate", + * pass 0. */ char *mant = mpf_get_str(NULL, &exp, 10, SIGNIFICANT_DIGITS, f); /* For zero, mpf_get_str returns an empty string and exp == 0 per GMP docs. */ if (mant == NULL) { @@ -72,21 +74,28 @@ ArgonObject *ARGON_NUMBER_TYPE___string__(size_t argc, ArgonObject **argv, } size_t L = strlen(digits); /* number of digit characters returned */ - /* mpf_get_str represents value as 0.digits * 10^exp (i.e. assumed decimal point after the leading zero) */ - /* For scientific-format exponent (1.d..eE) we use scientific_exponent = exp - 1 */ + /* mpf_get_str represents value as 0.digits * 10^exp (i.e. assumed decimal + * point after the leading zero) */ + /* For scientific-format exponent (1.d..eE) we use scientific_exponent = exp - + * 1 */ long scientific_exp = (long)exp - 1L; /* Decide whether to use fixed or scientific, mimic C's %g rule: use scientific if exponent < -4 or exponent >= SIGNIFICANT_DIGITS */ - int use_scientific = (scientific_exp < -4) || (scientific_exp >= SIGNIFICANT_DIGITS); + int use_scientific = + (scientific_exp < -4) || (scientific_exp >= SIGNIFICANT_DIGITS); /* Build output into dynamic buffer */ - /* Worst-case: sign + 1 digit + '.' + (SIGNIFICANT_DIGITS-1) digits + 'e' + sign + exponent digits + NUL */ - size_t buf_size = (size_t) (negative ? 1 : 0) + 1 + 1 + (SIGNIFICANT_DIGITS - 1) + 1 + 1 + 32 + 1; - /* For fixed form we may need more if exp > L (we append zeros). Allocate a bit extra. */ + /* Worst-case: sign + 1 digit + '.' + (SIGNIFICANT_DIGITS-1) digits + 'e' + + * sign + exponent digits + NUL */ + size_t buf_size = (size_t)(negative ? 1 : 0) + 1 + 1 + + (SIGNIFICANT_DIGITS - 1) + 1 + 1 + 32 + 1; + /* For fixed form we may need more if exp > L (we append zeros). Allocate a + * bit extra. */ if (!use_scientific) { - /* maximum integer digits = max(exp, L) but exp could be large; be conservative */ - buf_size += (size_t) ((exp > (mp_exp_t)L) ? (size_t)exp : L) + 16; + /* maximum integer digits = max(exp, L) but exp could be large; be + * conservative */ + buf_size += (size_t)((exp > (mp_exp_t)L) ? (size_t)exp : L) + 16; } char *out = malloc(buf_size); if (!out) { @@ -102,7 +111,8 @@ ArgonObject *ARGON_NUMBER_TYPE___string__(size_t argc, ArgonObject **argv, } if (use_scientific) { - /* scientific: d.dddddeE where d = digits[0], fractional = digits[1..L-1] */ + /* scientific: d.dddddeE where d = digits[0], fractional = digits[1..L-1] + */ *p++ = digits[0]; if (L > 1) { *p++ = '.'; @@ -111,10 +121,12 @@ ArgonObject *ARGON_NUMBER_TYPE___string__(size_t argc, ArgonObject **argv, } /* append exponent */ int written = snprintf(p, buf_size - (p - out), "e%+ld", scientific_exp); - if (written < 0) written = 0; + if (written < 0) + written = 0; p += written; } else { - /* fixed form: move decimal point right by 'exp' places in 0.digits * 10^exp */ + /* fixed form: move decimal point right by 'exp' places in 0.digits * 10^exp + */ /* integer part length = exp (may be <=0 meaning 0) */ long int_len = (long)exp; if (int_len <= 0) { @@ -122,12 +134,14 @@ ArgonObject *ARGON_NUMBER_TYPE___string__(size_t argc, ArgonObject **argv, *p++ = '0'; *p++ = '.'; /* need (-int_len) leading zeros after decimal */ - for (long i = 0; i < -int_len; ++i) *p++ = '0'; + for (long i = 0; i < -int_len; ++i) + *p++ = '0'; /* then digits */ memcpy(p, digits, L); p += L; } else { - /* integer part uses first int_len digits of digits (if available), else digits plus zeros */ + /* integer part uses first int_len digits of digits (if available), else + * digits plus zeros */ if ((size_t)int_len <= L) { /* put first int_len digits as integer part */ memcpy(p, digits, (size_t)int_len); @@ -142,7 +156,8 @@ ArgonObject *ARGON_NUMBER_TYPE___string__(size_t argc, ArgonObject **argv, /* digits provide only part of integer, append zeros */ memcpy(p, digits, L); p += L; - for (long i = 0; i < int_len - (long)L; ++i) *p++ = '0'; + for (long i = 0; i < int_len - (long)L; ++i) + *p++ = '0'; /* no fractional part */ } } @@ -171,7 +186,7 @@ void create_ARGON_NUMBER_TYPE() { void mpz_init_gc_managed(mpz_t z, size_t limbs_count) { z->_mp_alloc = limbs_count; z->_mp_size = 0; - z->_mp_d = GC_MALLOC(limbs_count * sizeof(mp_limb_t)); + z->_mp_d = ar_alloc(limbs_count * sizeof(mp_limb_t)); } void mpq_init_gc_managed(mpq_t q, size_t num_limbs, size_t den_limbs) { @@ -194,7 +209,7 @@ void mpq_copy_to_gc(mpq_t dest, const mpq_t src) { } mpq_t *mpq_new_gc_from(const mpq_t src) { - mpq_t *dest = GC_MALLOC(sizeof(mpq_t)); + mpq_t *dest = ar_alloc(sizeof(mpq_t)); size_t num_limbs = (size_t)mpq_numref(src)->_mp_alloc; size_t den_limbs = (size_t)mpq_denref(src)->_mp_alloc; @@ -205,14 +220,35 @@ mpq_t *mpq_new_gc_from(const mpq_t src) { return dest; } -ArgonObject *new_number_object(char *data) { +ArgonObject *new_number_object(mpq_t number) { ArgonObject *object = new_object(); add_field(object, "__class__", ARGON_NUMBER_TYPE); object->type = TYPE_NUMBER; - mpq_t z; - mpq_init(z); - mpq_set_str(z, data, 62); - object->value.as_number = mpq_new_gc_from(z); - mpq_clear(z); + object->value.as_number = mpq_new_gc_from(number); return object; -} \ No newline at end of file +} + +void load_number(Translated *translated, RuntimeState *state) { + uint8_t to_register = pop_byte(translated, state); + size_t num_size = pop_bytecode(translated, state); + size_t num_pos = pop_bytecode(translated, state); + size_t den_size = pop_bytecode(translated, state); + size_t den_pos = pop_bytecode(translated, state); + mpq_t r; + mpq_init(r); + mpz_t num; + mpz_init(num); + mpz_import(num, num_size, 1, 1, 0, 0, + arena_get(&translated->constants, num_pos)); + mpq_set_num(r, num); + mpz_clear(num); + mpz_t den; + mpz_init(den); + mpz_import(den, den_size, 1, 1, 0, 0, + arena_get(&translated->constants, den_pos)); + mpq_set_den(r, den); + mpz_clear(den); + + state->registers[to_register] = new_number_object(r); + mpq_clear(r); +} diff --git a/src/runtime/objects/number/number.h b/src/runtime/objects/number/number.h index 926a8cf..4864749 100644 --- a/src/runtime/objects/number/number.h +++ b/src/runtime/objects/number/number.h @@ -12,6 +12,8 @@ extern ArgonObject *ARGON_NUMBER_TYPE; void create_ARGON_NUMBER_TYPE(); -ArgonObject *new_number_object(char *data); +ArgonObject *new_number_object(mpq_t number); + +void load_number(Translated *translated, RuntimeState *state); #endif // RUNTIME_NUMBER_H \ No newline at end of file diff --git a/src/runtime/runtime.c b/src/runtime/runtime.c index 166d430..5f47fce 100644 --- a/src/runtime/runtime.c +++ b/src/runtime/runtime.c @@ -14,11 +14,11 @@ #include "internals/hashmap/hashmap.h" #include "objects/functions/functions.h" #include "objects/literals/literals.h" +#include "objects/number/number.h" #include "objects/object.h" #include "objects/string/string.h" #include "objects/term/term.h" #include "objects/type/type.h" -#include "objects/number/number.h" #include #include #include @@ -327,20 +327,12 @@ uint64_t pop_bytecode(Translated *translated, RuntimeState *state) { void load_const(Translated *translated, RuntimeState *state) { uint64_t to_register = pop_byte(translated, state); - types type = pop_byte(translated, state); size_t length = pop_bytecode(translated, state); uint64_t offset = pop_bytecode(translated, state); void *data = ar_alloc_atomic(length); memcpy(data, arena_get(&translated->constants, offset), length); - ArgonObject *object = ARGON_NULL; - switch (type) { - case TYPE_OP_STRING: - object = new_string_object(data, length); - break; - case TYPE_OP_NUMBER: - object = new_number_object(data); - } + ArgonObject *object = new_string_object(data, length); state->registers[to_register] = object; } @@ -391,9 +383,12 @@ ArErr run_instruction(Translated *translated, RuntimeState *state, case OP_LOAD_NULL: state->registers[pop_byte(translated, state)] = ARGON_NULL; break; - case OP_LOAD_CONST: + case OP_LOAD_STRING: load_const(translated, state); break; + case OP_LOAD_NUMBER: + load_number(translated,state); + break; case OP_LOAD_FUNCTION: load_argon_function(translated, state, *stack); break; diff --git a/src/translator/bytecode_spec.md b/src/translator/bytecode_spec.md index 53d8351..77a0102 100644 --- a/src/translator/bytecode_spec.md +++ b/src/translator/bytecode_spec.md @@ -8,14 +8,13 @@ SPDX-License-Identifier: GPL-3.0-or-later all opcodes are uint8_t, and all operands are uint64_t unless marked with an asterisk (*), where it is marked as uint8_t -## OP_LOAD_CONST +## OP_LOAD_STRING -loads and initialises a value from the constant buffer into the provided register. +loads and initialises a string from the constant buffer into the provided register. this operation 4 operands. 1. the register to write to. (*) -2. the type of data from the constant buffer. (*) 3. the length of the data in the constant buffer. 4. the offset in the constant buffer. @@ -119,6 +118,16 @@ loads a boolean into register 1 1. byte representing true or false (1 or 0) * +## OP_LOAD_NUMBER + +loads a mpq_t number into memory + +1. the register to write to. (*) +3. the size of the numerator in the constant buffer. +4. the offset in the constant buffer of the numerator. +3. the size of the denominator in the constant buffer. +4. the offset in the constant buffer of the denominator. + ## OP_SWAP_REGISTERS swap the contents in two registers diff --git a/src/translator/number/number.c b/src/translator/number/number.c index 9a08008..31fdf03 100644 --- a/src/translator/number/number.c +++ b/src/translator/number/number.c @@ -4,23 +4,39 @@ * SPDX-License-Identifier: GPL-3.0-or-later */ -#include "../translator.h" #include "number.h" +#include "../translator.h" #include #include #include #include -size_t translate_parsed_number(Translated *translated, char *number_str, size_t to_register) { - size_t length = strlen(number_str)+1; - size_t number_pos = arena_push(&translated->constants, number_str, length); - set_registers(translated, to_register+1); - - size_t start = push_instruction_byte(translated, OP_LOAD_CONST); - push_instruction_byte(translated, to_register); +size_t translate_parsed_number(Translated *translated, mpq_t *number, + size_t to_register) { + mpz_t num, den; + mpz_init(num); + mpz_init(den); + mpz_set(num, mpq_numref(*number)); + mpz_set(den, mpq_denref(*number)); + size_t num_size; + void *num_data = mpz_export(NULL, &num_size, 1, 1, 0, 0, num); + size_t numerator_pos = arena_push(&translated->constants, num_data, num_size); + free(num_data); + mpz_clear(num); + // Export denominator + size_t den_size; + void *den_data = mpz_export(NULL, &den_size, 1, 1, 0, 0, den); + size_t denominator_pos = + arena_push(&translated->constants, den_data, den_size); + free(den_data); + mpz_clear(den); + set_registers(translated, to_register + 1); - push_instruction_byte(translated, TYPE_OP_NUMBER); - push_instruction_code(translated,length); - push_instruction_code(translated, number_pos); + size_t start = push_instruction_byte(translated, OP_LOAD_NUMBER); + push_instruction_byte(translated, to_register); + push_instruction_code(translated, num_size); + push_instruction_code(translated, numerator_pos); + push_instruction_code(translated, den_size); + push_instruction_code(translated, denominator_pos); return start; } \ No newline at end of file diff --git a/src/translator/number/number.h b/src/translator/number/number.h index fac07fb..23553c6 100644 --- a/src/translator/number/number.h +++ b/src/translator/number/number.h @@ -8,6 +8,7 @@ #define BYTECODE_NUMBER_H #include "../translator.h" -size_t translate_parsed_number(Translated *translated, char *number_str, size_t to_register); +size_t translate_parsed_number(Translated *translated, mpq_t *number, + size_t to_register); #endif \ No newline at end of file diff --git a/src/translator/string/string.c b/src/translator/string/string.c index 358b468..1f3b0f4 100644 --- a/src/translator/string/string.c +++ b/src/translator/string/string.c @@ -13,9 +13,8 @@ size_t translate_parsed_string(Translated *translated, ParsedString parsedString) { size_t string_pos = arena_push(&translated->constants, parsedString.string, parsedString.length); set_registers(translated, 1); - size_t start = push_instruction_byte(translated, OP_LOAD_CONST); + size_t start = push_instruction_byte(translated, OP_LOAD_STRING); push_instruction_byte(translated, 0); - push_instruction_byte(translated, TYPE_OP_STRING); push_instruction_code(translated,parsedString.length); push_instruction_code(translated, string_pos); return start; diff --git a/src/translator/translator.c b/src/translator/translator.c index d493e34..9328d1b 100644 --- a/src/translator/translator.c +++ b/src/translator/translator.c @@ -127,7 +127,7 @@ size_t translate_parsed(Translated *translated, ParsedValue *parsedValue, ArErr* return translate_parsed_declaration(translated, *((DArray *)parsedValue->data), err); case AST_NUMBER: - return translate_parsed_number(translated, (char *)parsedValue->data, 0); + return translate_parsed_number(translated, (mpq_t*)parsedValue->data, 0); case AST_NULL: set_registers(translated, 1); size_t output = push_instruction_byte(translated, OP_LOAD_NULL); diff --git a/src/translator/translator.h b/src/translator/translator.h index 70e8758..d2af800 100644 --- a/src/translator/translator.h +++ b/src/translator/translator.h @@ -15,7 +15,7 @@ #include typedef enum { - OP_LOAD_CONST, + OP_LOAD_STRING, OP_DECLARE, OP_LOAD_NULL, OP_LOAD_FUNCTION, @@ -30,9 +30,9 @@ typedef enum { OP_CALL, OP_SOURCE_LOCATION, OP_LOAD_ACCESS_FUNCTION, - OP_LOAD_BOOL + OP_LOAD_BOOL, + OP_LOAD_NUMBER } OperationType; -typedef enum { TYPE_OP_STRING, TYPE_OP_NUMBER } types; void arena_resize(ConstantArena *arena, size_t new_size); diff --git a/testing.ar b/testing.ar index ce1716b..6047817 100644 --- a/testing.ar +++ b/testing.ar @@ -1,2 +1,2 @@ -let x = 1e1000000000 +let x = 1e10000 term.log(x) \ No newline at end of file