apunkt/sqlite-vec
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Merge branch 'main' of github.com:asg017/sqlite-vec into main

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Alex Garcia 2024-08-09 10:26:50 -07:00
commit 65c4aa3754
2 changed files with 17 additions and 2 deletions
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4
README.md
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@ -41,13 +41,13 @@ See <a href="#sponsors">the Sponsors section</a> for more details.
## Installing
See [Installing `sqlite-vec`](https://alexgarcia.xyz/sqlite-vec/installing.html)
See [Installing `sqlite-vec`](https://alexgarcia.xyz/sqlite-vec/installation.html)
for more details.
| Language | Install | More Info | |
| -------------- | ---------------------------------------------------- | ------------------------------------------------------------------------------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Python | `pip install sqlite-vec` | [`sqlite-vec` with Python](https://alexgarcia.xyz/sqlite-vec/python.html) | [![PyPI](https://img.shields.io/pypi/v/sqlite-vec.svg?color=blue&logo=python&logoColor=white)](https://pypi.org/project/sqlite-vec/) |
| Node.js | `npm install sqlite-vec` | [`sqlite-vec` with Node.js](https://alexgarcia.xyz/sqlite-vec/nodejs.html) | [![npm](https://img.shields.io/npm/v/sqlite-vec.svg?color=green&logo=nodedotjs&logoColor=white)](https://www.npmjs.com/package/sqlite-vec) |
| Node.js | `npm install sqlite-vec` | [`sqlite-vec` with Node.js](https://alexgarcia.xyz/sqlite-vec/js.html) | [![npm](https://img.shields.io/npm/v/sqlite-vec.svg?color=green&logo=nodedotjs&logoColor=white)](https://www.npmjs.com/package/sqlite-vec) |
| Ruby | `gem install sqlite-vec` | [`sqlite-vec` with Ruby](https://alexgarcia.xyz/sqlite-vec/ruby.html) | ![Gem](https://img.shields.io/gem/v/sqlite-vec?color=red&logo=rubygems&logoColor=white) |
| Go | `go get -u github.com/asg017/sqlite-vec/bindings/go` | [`sqlite-vec` with Go](https://alexgarcia.xyz/sqlite-vec/go.html) | [![Go Reference](https://pkg.go.dev/badge/github.com/asg017/sqlite-vec-go-bindings/cgo.svg)](https://pkg.go.dev/github.com/asg017/asg017/sqlite-vec-go-bindings/cgo) |
| Rust | `cargo add sqlite-vec` | [`sqlite-vec` with Rust](https://alexgarcia.xyz/sqlite-vec/rust.html) | [![Crates.io](https://img.shields.io/crates/v/sqlite-vec?logo=rust)](https://crates.io/crates/sqlite-vec) |

15
sqlite-vec.c
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@ -505,9 +505,21 @@ static f32 distance_hamming_u8(u8 *a, u8 *b, size_t n) {
}
#ifdef _MSC_VER
#if !defined(__clang__) && \
(defined(_M_ARM) || defined(_M_ARM64))
// From https://github.com/ngtcp2/ngtcp2/blob/b64f1e77b5e0d880b93d31f474147fae4a1d17cc/lib/ngtcp2_ringbuf.c, line 34-43
static unsigned int __builtin_popcountl(unsigned int x) {
unsigned int c = 0;
for (; x; ++c) {
x &= x - 1;
}
return c;
}
#else
#include <intrin.h>
#define __builtin_popcountl __popcnt64
#endif
#endif
static f32 distance_hamming_u64(u64 *a, u64 *b, size_t n) {
int same = 0;
@ -534,6 +546,7 @@ static f32 distance_hamming(const void *a, const void *b, const void *d) {
return distance_hamming_u8((u8 *)a, (u8 *)b, dimensions / CHAR_BIT);
}
#if !defined(SQLITE_CORE) || (defined(SQLITE_AMALGAMATION) && defined(SQLITE_OMIT_JSON))
// from SQLite source:
// https://github.com/sqlite/sqlite/blob/a509a90958ddb234d1785ed7801880ccb18b497e/src/json.c#L153
static const char jsonIsSpaceX[] = {
@ -551,7 +564,9 @@ static const char jsonIsSpaceX[] = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
};
#define jsonIsspace(x) (jsonIsSpaceX[(unsigned char)x])
#endif
typedef void (*vector_cleanup)(void *p);