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gingerBill
2022-12-18 21:17:07 +00:00
parent ff6b76986a
commit ac5f5a33e9
25 changed files with 1078 additions and 1128 deletions
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src/big_int.cpp
+79 -79
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@@ -37,86 +37,86 @@ void MP_FREE(void *mem, size_t size) {
typedef mp_int BigInt;
void big_int_from_u64(BigInt *dst, u64 x);
void big_int_from_i64(BigInt *dst, i64 x);
void big_int_init (BigInt *dst, BigInt const *src);
void big_int_from_string(BigInt *dst, String const &s, bool *success);
gb_internal void big_int_from_u64(BigInt *dst, u64 x);
gb_internal void big_int_from_i64(BigInt *dst, i64 x);
gb_internal void big_int_init (BigInt *dst, BigInt const *src);
gb_internal void big_int_from_string(BigInt *dst, String const &s, bool *success);
void big_int_dealloc(BigInt *dst) {
gb_internal void big_int_dealloc(BigInt *dst) {
mp_clear(dst);
}
BigInt big_int_make(BigInt const *b, bool abs=false);
BigInt big_int_make_abs(BigInt const *b);
BigInt big_int_make_u64(u64 x);
BigInt big_int_make_i64(i64 x);
gb_internal BigInt big_int_make(BigInt const *b, bool abs=false);
gb_internal BigInt big_int_make_abs(BigInt const *b);
gb_internal BigInt big_int_make_u64(u64 x);
gb_internal BigInt big_int_make_i64(i64 x);
u64 big_int_to_u64 (BigInt const *x);
i64 big_int_to_i64 (BigInt const *x);
f64 big_int_to_f64 (BigInt const *x);
String big_int_to_string(gbAllocator allocator, BigInt const *x, u64 base = 10);
gb_internal u64 big_int_to_u64 (BigInt const *x);
gb_internal i64 big_int_to_i64 (BigInt const *x);
gb_internal f64 big_int_to_f64 (BigInt const *x);
gb_internal String big_int_to_string(gbAllocator allocator, BigInt const *x, u64 base = 10);
void big_int_add (BigInt *dst, BigInt const *x, BigInt const *y);
void big_int_sub (BigInt *dst, BigInt const *x, BigInt const *y);
void big_int_shl (BigInt *dst, BigInt const *x, BigInt const *y);
void big_int_shr (BigInt *dst, BigInt const *x, BigInt const *y);
void big_int_mul (BigInt *dst, BigInt const *x, BigInt const *y);
void big_int_mul_u64(BigInt *dst, BigInt const *x, u64 y);
gb_internal void big_int_add (BigInt *dst, BigInt const *x, BigInt const *y);
gb_internal void big_int_sub (BigInt *dst, BigInt const *x, BigInt const *y);
gb_internal void big_int_shl (BigInt *dst, BigInt const *x, BigInt const *y);
gb_internal void big_int_shr (BigInt *dst, BigInt const *x, BigInt const *y);
gb_internal void big_int_mul (BigInt *dst, BigInt const *x, BigInt const *y);
gb_internal void big_int_mul_u64(BigInt *dst, BigInt const *x, u64 y);
void big_int_quo_rem(BigInt const *x, BigInt const *y, BigInt *q, BigInt *r);
void big_int_quo (BigInt *z, BigInt const *x, BigInt const *y);
void big_int_rem (BigInt *z, BigInt const *x, BigInt const *y);
gb_internal void big_int_quo_rem(BigInt const *x, BigInt const *y, BigInt *q, BigInt *r);
gb_internal void big_int_quo (BigInt *z, BigInt const *x, BigInt const *y);
gb_internal void big_int_rem (BigInt *z, BigInt const *x, BigInt const *y);
void big_int_and (BigInt *dst, BigInt const *x, BigInt const *y);
void big_int_and_not(BigInt *dst, BigInt const *x, BigInt const *y);
void big_int_xor (BigInt *dst, BigInt const *x, BigInt const *y);
void big_int_or (BigInt *dst, BigInt const *x, BigInt const *y);
void big_int_not (BigInt *dst, BigInt const *x, i32 bit_count, bool is_signed);
gb_internal void big_int_and (BigInt *dst, BigInt const *x, BigInt const *y);
gb_internal void big_int_and_not(BigInt *dst, BigInt const *x, BigInt const *y);
gb_internal void big_int_xor (BigInt *dst, BigInt const *x, BigInt const *y);
gb_internal void big_int_or (BigInt *dst, BigInt const *x, BigInt const *y);
gb_internal void big_int_not (BigInt *dst, BigInt const *x, i32 bit_count, bool is_signed);
void big_int_add_eq(BigInt *dst, BigInt const *x);
void big_int_sub_eq(BigInt *dst, BigInt const *x);
void big_int_shl_eq(BigInt *dst, BigInt const *x);
void big_int_shr_eq(BigInt *dst, BigInt const *x);
void big_int_mul_eq(BigInt *dst, BigInt const *x);
gb_internal void big_int_add_eq(BigInt *dst, BigInt const *x);
gb_internal void big_int_sub_eq(BigInt *dst, BigInt const *x);
gb_internal void big_int_shl_eq(BigInt *dst, BigInt const *x);
gb_internal void big_int_shr_eq(BigInt *dst, BigInt const *x);
gb_internal void big_int_mul_eq(BigInt *dst, BigInt const *x);
void big_int_quo_eq(BigInt *dst, BigInt const *x);
void big_int_rem_eq(BigInt *dst, BigInt const *x);
gb_internal void big_int_quo_eq(BigInt *dst, BigInt const *x);
gb_internal void big_int_rem_eq(BigInt *dst, BigInt const *x);
bool big_int_is_neg(BigInt const *x);
void big_int_neg(BigInt *dst, BigInt const *x);
gb_internal bool big_int_is_neg(BigInt const *x);
gb_internal void big_int_neg(BigInt *dst, BigInt const *x);
void big_int_add_eq(BigInt *dst, BigInt const *x) {
gb_internal void big_int_add_eq(BigInt *dst, BigInt const *x) {
BigInt res = {};
big_int_init(&res, dst);
big_int_add(dst, &res, x);
}
void big_int_sub_eq(BigInt *dst, BigInt const *x) {
gb_internal void big_int_sub_eq(BigInt *dst, BigInt const *x) {
BigInt res = {};
big_int_init(&res, dst);
big_int_sub(dst, &res, x);
}
void big_int_shl_eq(BigInt *dst, BigInt const *x) {
gb_internal void big_int_shl_eq(BigInt *dst, BigInt const *x) {
BigInt res = {};
big_int_init(&res, dst);
big_int_shl(dst, &res, x);
}
void big_int_shr_eq(BigInt *dst, BigInt const *x) {
gb_internal void big_int_shr_eq(BigInt *dst, BigInt const *x) {
BigInt res = {};
big_int_init(&res, dst);
big_int_shr(dst, &res, x);
}
void big_int_mul_eq(BigInt *dst, BigInt const *x) {
gb_internal void big_int_mul_eq(BigInt *dst, BigInt const *x) {
BigInt res = {};
big_int_init(&res, dst);
big_int_mul(dst, &res, x);
}
void big_int_quo_eq(BigInt *dst, BigInt const *x) {
gb_internal void big_int_quo_eq(BigInt *dst, BigInt const *x) {
BigInt res = {};
big_int_init(&res, dst);
big_int_quo(dst, &res, x);
}
void big_int_rem_eq(BigInt *dst, BigInt const *x) {
gb_internal void big_int_rem_eq(BigInt *dst, BigInt const *x) {
BigInt res = {};
big_int_init(&res, dst);
big_int_rem(dst, &res, x);
@@ -124,7 +124,7 @@ void big_int_rem_eq(BigInt *dst, BigInt const *x) {
i64 big_int_sign(BigInt const *x) {
gb_internal i64 big_int_sign(BigInt const *x) {
if (mp_iszero(x)) {
return 0;
}
@@ -132,44 +132,44 @@ i64 big_int_sign(BigInt const *x) {
}
void big_int_from_u64(BigInt *dst, u64 x) {
gb_internal void big_int_from_u64(BigInt *dst, u64 x) {
mp_init_u64(dst, x);
}
void big_int_from_i64(BigInt *dst, i64 x) {
gb_internal void big_int_from_i64(BigInt *dst, i64 x) {
mp_init_i64(dst, x);
}
void big_int_init(BigInt *dst, BigInt const *src) {
gb_internal void big_int_init(BigInt *dst, BigInt const *src) {
if (dst == src) {
return;
}
mp_init_copy(dst, src);
}
BigInt big_int_make(BigInt const *b, bool abs) {
gb_internal BigInt big_int_make(BigInt const *b, bool abs) {
BigInt i = {};
big_int_init(&i, b);
if (abs) mp_abs(&i, &i);
return i;
}
BigInt big_int_make_abs(BigInt const *b) {
gb_internal BigInt big_int_make_abs(BigInt const *b) {
return big_int_make(b, true);
}
BigInt big_int_make_u64(u64 x) {
gb_internal BigInt big_int_make_u64(u64 x) {
BigInt i = {};
big_int_from_u64(&i, x);
return i;
}
BigInt big_int_make_i64(i64 x) {
gb_internal BigInt big_int_make_i64(i64 x) {
BigInt i = {};
big_int_from_i64(&i, x);
return i;
}
void big_int_from_string(BigInt *dst, String const &s, bool *success) {
gb_internal void big_int_from_string(BigInt *dst, String const &s, bool *success) {
*success = true;
bool is_negative = false;
@@ -262,66 +262,66 @@ void big_int_from_string(BigInt *dst, String const &s, bool *success) {
u64 big_int_to_u64(BigInt const *x) {
gb_internal u64 big_int_to_u64(BigInt const *x) {
GB_ASSERT(x->sign == 0);
return mp_get_u64(x);
}
i64 big_int_to_i64(BigInt const *x) {
gb_internal i64 big_int_to_i64(BigInt const *x) {
return mp_get_i64(x);
}
f64 big_int_to_f64(BigInt const *x) {
gb_internal f64 big_int_to_f64(BigInt const *x) {
return mp_get_double(x);
}
void big_int_neg(BigInt *dst, BigInt const *x) {
gb_internal void big_int_neg(BigInt *dst, BigInt const *x) {
mp_neg(x, dst);
}
int big_int_cmp(BigInt const *x, BigInt const *y) {
gb_internal int big_int_cmp(BigInt const *x, BigInt const *y) {
return mp_cmp(x, y);
}
int big_int_cmp_zero(BigInt const *x) {
gb_internal int big_int_cmp_zero(BigInt const *x) {
if (mp_iszero(x)) {
return 0;
}
return x->sign ? -1 : +1;
}
bool big_int_is_zero(BigInt const *x) {
gb_internal bool big_int_is_zero(BigInt const *x) {
return mp_iszero(x);
}
void big_int_add(BigInt *dst, BigInt const *x, BigInt const *y) {
gb_internal void big_int_add(BigInt *dst, BigInt const *x, BigInt const *y) {
mp_add(x, y, dst);
}
void big_int_sub(BigInt *dst, BigInt const *x, BigInt const *y) {
gb_internal void big_int_sub(BigInt *dst, BigInt const *x, BigInt const *y) {
mp_sub(x, y, dst);
}
void big_int_shl(BigInt *dst, BigInt const *x, BigInt const *y) {
gb_internal void big_int_shl(BigInt *dst, BigInt const *x, BigInt const *y) {
u32 yy = mp_get_u32(y);
mp_mul_2d(x, yy, dst);
}
void big_int_shr(BigInt *dst, BigInt const *x, BigInt const *y) {
gb_internal void big_int_shr(BigInt *dst, BigInt const *x, BigInt const *y) {
u32 yy = mp_get_u32(y);
BigInt d = {};
mp_div_2d(x, yy, dst, &d);
big_int_dealloc(&d);
}
void big_int_mul_u64(BigInt *dst, BigInt const *x, u64 y) {
gb_internal void big_int_mul_u64(BigInt *dst, BigInt const *x, u64 y) {
BigInt d = {};
big_int_from_u64(&d, y);
mp_mul(x, &d, dst);
@@ -329,12 +329,12 @@ void big_int_mul_u64(BigInt *dst, BigInt const *x, u64 y) {
}
void big_int_mul(BigInt *dst, BigInt const *x, BigInt const *y) {
gb_internal void big_int_mul(BigInt *dst, BigInt const *x, BigInt const *y) {
mp_mul(x, y, dst);
}
u64 leading_zeros_u64(u64 x) {
gb_internal u64 leading_zeros_u64(u64 x) {
#if defined(GB_COMPILER_MSVC)
#if defined(GB_ARCH_64_BIT)
return __lzcnt64(x);
@@ -367,23 +367,23 @@ u64 leading_zeros_u64(u64 x) {
//
// q = x/y with the result truncated to zero
// r = x - y*q
void big_int_quo_rem(BigInt const *x, BigInt const *y, BigInt *q_, BigInt *r_) {
gb_internal void big_int_quo_rem(BigInt const *x, BigInt const *y, BigInt *q_, BigInt *r_) {
mp_div(x, y, q_, r_);
}
void big_int_quo(BigInt *z, BigInt const *x, BigInt const *y) {
gb_internal void big_int_quo(BigInt *z, BigInt const *x, BigInt const *y) {
BigInt r = {};
big_int_quo_rem(x, y, z, &r);
big_int_dealloc(&r);
}
void big_int_rem(BigInt *z, BigInt const *x, BigInt const *y) {
gb_internal void big_int_rem(BigInt *z, BigInt const *x, BigInt const *y) {
BigInt q = {};
big_int_quo_rem(x, y, &q, z);
big_int_dealloc(&q);
}
void big_int_euclidean_mod(BigInt *z, BigInt const *x, BigInt const *y) {
gb_internal void big_int_euclidean_mod(BigInt *z, BigInt const *x, BigInt const *y) {
BigInt y0 = {};
big_int_init(&y0, y);
@@ -400,11 +400,11 @@ void big_int_euclidean_mod(BigInt *z, BigInt const *x, BigInt const *y) {
void big_int_and(BigInt *dst, BigInt const *x, BigInt const *y) {
gb_internal void big_int_and(BigInt *dst, BigInt const *x, BigInt const *y) {
mp_and(x, y, dst);
}
void big_int_and_not(BigInt *dst, BigInt const *x, BigInt const *y) {
gb_internal void big_int_and_not(BigInt *dst, BigInt const *x, BigInt const *y) {
if (mp_iszero(x)) {
big_int_init(dst, y);
return;
@@ -467,22 +467,22 @@ void big_int_and_not(BigInt *dst, BigInt const *x, BigInt const *y) {
return;
}
void big_int_xor(BigInt *dst, BigInt const *x, BigInt const *y) {
gb_internal void big_int_xor(BigInt *dst, BigInt const *x, BigInt const *y) {
mp_xor(x, y, dst);
}
void big_int_or(BigInt *dst, BigInt const *x, BigInt const *y) {
gb_internal void big_int_or(BigInt *dst, BigInt const *x, BigInt const *y) {
mp_or(x, y, dst);
}
void debug_print_big_int(BigInt const *x) {
gb_internal void debug_print_big_int(BigInt const *x) {
String s = big_int_to_string(temporary_allocator(), x, 10);
gb_printf_err("[DEBUG] %.*s\n", LIT(s));
}
void big_int_not(BigInt *dst, BigInt const *x, i32 bit_count, bool is_signed) {
gb_internal void big_int_not(BigInt *dst, BigInt const *x, i32 bit_count, bool is_signed) {
GB_ASSERT(bit_count >= 0);
if (bit_count == 0) {
big_int_from_u64(dst, 0);
@@ -530,7 +530,7 @@ void big_int_not(BigInt *dst, BigInt const *x, i32 bit_count, bool is_signed) {
big_int_dealloc(&v);
}
bool big_int_is_neg(BigInt const *x) {
gb_internal bool big_int_is_neg(BigInt const *x) {
if (x == nullptr) {
return false;
}
@@ -538,7 +538,7 @@ bool big_int_is_neg(BigInt const *x) {
}
char digit_to_char(u8 digit) {
gb_internal char digit_to_char(u8 digit) {
GB_ASSERT(digit < 16);
if (digit <= 9) {
return digit + '0';
@@ -548,7 +548,7 @@ char digit_to_char(u8 digit) {
return '0';
}
String big_int_to_string(gbAllocator allocator, BigInt const *x, u64 base) {
gb_internal String big_int_to_string(gbAllocator allocator, BigInt const *x, u64 base) {
GB_ASSERT(base <= 16);
if (mp_iszero(x)) {