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https://github.com/ollama/ollama.git
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c2b0bb7a52
* mlx: update to HEAD on 3/23 Also fixes a few misc vendoring bugs uncovered with this first update. This also renames the version files to make them clearer. * CUDA Fast Gated Delta kernel * mlx: detect eval errors and panic On model errors or missing kernels, don't mask the error, bubble it up.
93 lines
2.2 KiB
Go
93 lines
2.2 KiB
Go
package mlx
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//go:generate go run generator/main.go -output=. ./include/mlx/c/*.h
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// #cgo CXXFLAGS: -std=c++17
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// #cgo CPPFLAGS: -I${SRCDIR}/include
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// #cgo LDFLAGS: -lstdc++
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// #cgo darwin LDFLAGS: -framework Foundation -framework Metal -framework Accelerate
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// #include "generated.h"
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// #include <string.h>
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//
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// static char _mlx_last_error_msg[1024] = {0};
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// static int _mlx_last_error_flag = 0;
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//
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// static void _mlx_capture_error_handler(const char* msg, void* data) {
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// (void)data;
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// strncpy(_mlx_last_error_msg, msg, sizeof(_mlx_last_error_msg) - 1);
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// _mlx_last_error_msg[sizeof(_mlx_last_error_msg) - 1] = '\0';
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// _mlx_last_error_flag = 1;
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// }
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//
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// static void mlx_install_capture_handler(void) {
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// if (mlx_set_error_handler_) {
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// mlx_set_error_handler_(_mlx_capture_error_handler, NULL, NULL);
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// }
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// }
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//
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// static void mlx_clear_last_error(void) {
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// _mlx_last_error_flag = 0;
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// _mlx_last_error_msg[0] = '\0';
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// }
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//
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// static int mlx_had_last_error(void) {
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// return _mlx_last_error_flag;
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// }
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//
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// static const char* mlx_get_last_error(void) {
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// return _mlx_last_error_flag ? _mlx_last_error_msg : NULL;
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// }
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import "C"
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func init() {
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// Replace the default exit(-1) error handler with one that captures
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// the error message so we can surface it in Go.
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C.mlx_install_capture_handler()
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}
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// Version returns the MLX core library version string.
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func Version() string {
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str := C.mlx_string_new()
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defer C.mlx_string_free(str)
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C.mlx_version(&str)
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return C.GoString(C.mlx_string_data(str))
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}
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func doEval(outputs []*Array, async bool) {
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if len(outputs) == 0 {
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return
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}
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vector := C.mlx_vector_array_new()
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defer C.mlx_vector_array_free(vector)
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for _, output := range outputs {
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if output != nil && output.Valid() {
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C.mlx_vector_array_append_value(vector, output.ctx)
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}
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}
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C.mlx_clear_last_error()
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var rc C.int
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if async {
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rc = C.mlx_async_eval(vector)
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} else {
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rc = C.mlx_eval(vector)
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}
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if rc != 0 {
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msg := "mlx eval failed"
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if C.mlx_had_last_error() != 0 {
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msg = C.GoString(C.mlx_get_last_error())
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}
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panic("mlx: " + msg)
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}
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}
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func AsyncEval(outputs ...*Array) {
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doEval(outputs, true)
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}
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func Eval(outputs ...*Array) {
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doEval(outputs, false)
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}
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