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tinygrad/extra/tinydreno.h
2026-03-23 22:18:38 -04:00

114 lines
2.6 KiB
C

#ifndef _TINYDRENO_H
#define _TINYDRENO_H
#include <stdint.h>
#include <stddef.h>
typedef void * cl_llvm_instance;
cl_llvm_instance cl_compiler_create_llvm_instance(void);
void cl_compiler_destroy_llvm_instance(cl_llvm_instance inst);
enum cl_handle_type {
CL_HANDLE_COMPILED = 1,
CL_HANDLE_LIBRARY,
CL_HANDLE_LINKED
};
// handle->data for CL_HANDLE_COMPILED and CL_HANDLE_LIBRARY
struct cl_compiled_data {
uint64_t chip_id;
uint32_t mode;
void *llvm_bitcode;
uint64_t llvm_bitcode_size;
char *build_log;
uint32_t build_log_len;
uint32_t error_code;
};
// handle->data for CL_HANDLE_LINKED
struct cl_executable_data {
int32_t num_kernels;
void *kernel_props;
uint32_t error_code;
char *build_log;
char _unk0[0x20];
uint64_t chip_id;
uint32_t mode;
};
typedef struct {
enum cl_handle_type type;
union {
struct cl_compiled_data *compiled;
struct cl_executable_data *executable;
};
} cl_handle;
#define CL_MODE_32BIT 0
#define CL_MODE_64BIT 1
#define CL_SRC_STR 0
#define CL_SRC_BLOB 1
cl_handle *cl_compiler_compile_source(cl_llvm_instance inst, uint64_t chip_id, int mode, const char *options, int p5, uint64_t p6, uint64_t p7,
const char *source, uint64_t source_len, uint64_t source_type, void *p11);
cl_handle *cl_compiler_link_program(cl_llvm_instance inst, uint64_t chip_id, int mode, const char *options, int num_handles,
cl_handle **input_handles);
void cl_compiler_handle_create_binary(cl_handle *handle, void **out_ptr, size_t *out_size);
// lib binary format (output of handle_create_binary for type 3)
// layout: cl_lib_header, then cl_lib_section[num_sections], then data
#define CL_LIB_PROGRAM 0
#define CL_LIB_CONSTS 6
#define CL_LIB_IMAGE 7
#define CL_LIB_CODE 10
#define CL_LIB_IMAGE_DESC 11
typedef struct {
uint32_t id;
uint32_t offset;
uint32_t size;
uint32_t count;
uint32_t entry_size;
} cl_lib_section;
typedef struct {
uint32_t _unk0[6];
uint32_t num_sections;
uint32_t _unk1[5];
cl_lib_section sections[];
} cl_lib_header;
// at sections[CL_LIB_PROGRAM].offset
typedef struct {
char name[8];
uint32_t _unk0[3];
uint32_t fregs;
uint32_t hregs;
} cl_lib_prog;
// at sections[CL_LIB_IMAGE_DESC].offset
typedef struct {
char _unk0[0xc4];
uint32_t prg_offset;
uint32_t pvtmem;
char _unk1[0x0c];
uint32_t shmem;
uint32_t samp_cnt;
char _unk2[0x28];
uint32_t brnchstck;
char _unk4[0x4c];
char kernel_name[];
} cl_lib_img_desc;
void cl_compiler_free_handle(cl_handle *handle);
void cl_compiler_free_assembly(void *ptr);
#endif