matt/ollama37
1
0
Fork 0
mirror of https://github.com/dogkeeper886/ollama37.git synced 2025-12-10 15:57:04 +00:00
Code Issues Packages Projects Releases Wiki Activity

Merge branch 'main' into drifkin/array-head-count-simple

Browse Source
This commit is contained in:
Devon Rifkin
2025-05-08 11:46:52 -07:00
committed by GitHub
parent d2ee599dcf 6e9a7a2568
commit 20c5fd39c8
156 changed files with 6327 additions and 3282 deletions
Download Patch File Download Diff File Expand all files Collapse all files

88
fs/ggml/ggml.go
View File

@@ -37,12 +37,12 @@ func (kv KV) ParameterCount() uint64 {
return val
}
func (kv KV) FileType() fileType {
func (kv KV) FileType() FileType {
if t := kv.Uint("general.file_type"); t > 0 {
return fileType(t)
return FileType(t)
}
return fileTypeUnknown
return FileTypeUnknown
}
func (kv KV) BlockCount() uint64 {
@@ -194,7 +194,7 @@ func keyValue[T valueTypes | arrayValueTypes](kv KV, key string, defaultValue ..
return val, true
}
slog.Warn("key with type not found", "key", key, "default", defaultValue[0])
slog.Debug("key with type not found", "key", key, "default", defaultValue[0])
return defaultValue[0], false
}
@@ -271,7 +271,11 @@ func (t Tensor) block() (n int) {
}
func (t Tensor) blockSize() uint64 {
switch t.Kind {
return (TensorType)(t.Kind).BlockSize()
}
func (t TensorType) BlockSize() uint64 {
switch t {
case
0, // F32
1, // F16
@@ -297,73 +301,77 @@ func (t Tensor) blockSize() uint64 {
}
func (t Tensor) typeSize() uint64 {
blockSize := t.blockSize()
return TensorType(t.Kind).TypeSize()
}
switch t.Kind {
case 0: // FP32
func (t TensorType) TypeSize() uint64 {
blockSize := t.BlockSize()
switch t {
case TensorTypeF32:
return 4
case 1: // FP16
case TensorTypeF16:
return 2
case 2: // Q4_0
case TensorTypeQ4_0:
return 2 + blockSize/2
case 3: // Q4_1
case TensorTypeQ4_1:
return 2 + 2 + blockSize/2
case 6: // Q5_0
case TensorTypeQ5_0:
return 2 + 4 + blockSize/2
case 7: // Q5_1
case TensorTypeQ5_1:
return 2 + 2 + 4 + blockSize/2
case 8: // Q8_0
case TensorTypeQ8_0:
return 2 + blockSize
case 9: // Q8_1
case TensorTypeQ8_1:
return 2 + 2 + blockSize
case 10: // Q2_K
case TensorTypeQ2_K:
return blockSize/16 + blockSize/4 + 2 + 2
case 11: // Q3_K
case TensorTypeQ3_K:
return blockSize/8 + blockSize/4 + 12 + 2
case 12: // Q4_K
case TensorTypeQ4_K:
return 2 + 2 + 12 + blockSize/2
case 13: // Q5_K
case TensorTypeQ5_K:
return 2 + 2 + 12 + blockSize/8 + blockSize/2
case 14: // Q6_K
case TensorTypeQ6_K:
return blockSize/2 + blockSize/4 + blockSize/16 + 2
case 15: // Q8_K
case TensorTypeQ8_K:
return 4 + blockSize + 2*blockSize/16
case 16: // IQ2_XXS
case tensorTypeIQ2_XXS:
return 2 + 2*blockSize/8
case 17: // IQ2_XS
case tensorTypeIQ2_XS:
return 2 + 2*blockSize/8 + blockSize/32
case 18: // IQ3_XXS
case tensorTypeIQ3_XXS:
return 2 + blockSize/4 + blockSize/8
case 19: // IQ1_S
case tensorTypeIQ1_S:
return 2 + blockSize/8 + blockSize/16
case 20: // IQ4_NL
case tensorTypeIQ4_NL:
return 2 + blockSize/2
case 21: // IQ3_S
case tensorTypeIQ3_S:
return 2 + blockSize/4 + blockSize/8 + blockSize/32 + 4
case 22: // IQ2_S
case tensorTypeIQ2_S:
return 2 + blockSize/4 + blockSize/16
case 23: // IQ4_XS
case tensorTypeIQ4_XS:
return 2 + 2 + blockSize/2 + blockSize/64
case 24: // I8
case TensorTypeI8:
return 1
case 25: // I16
case TensorTypeI16:
return 2
case 26: // I32
case TensorTypeI32:
return 4
case 27: // I64
case TensorTypeI64:
return 8
case 28: // F64
case TensorTypeF64:
return 8
case 29: // IQ1_M
case tensorTypeIQ1_M:
return blockSize/8 + blockSize/16 + blockSize/32
case 30: // BF16
case TensorTypeBF16:
return 2
default:
return 0
}
}
func (t Tensor) parameters() uint64 {
func (t Tensor) Elements() uint64 {
var count uint64 = 1
for _, n := range t.Shape {
count *= n
@@ -372,11 +380,11 @@ func (t Tensor) parameters() uint64 {
}
func (t Tensor) Size() uint64 {
return t.parameters() * t.typeSize() / t.blockSize()
return t.Elements() * t.typeSize() / t.blockSize()
}
func (t Tensor) Type() string {
return fileType(t.Kind).String()
return TensorType(t.Kind).String()
}
type container interface {
@@ -525,7 +533,7 @@ func (f GGML) GraphSize(context, batch uint64, numParallel int, kvCacheType stri
var ropeFreqsCount uint64
if ropeFreqs, ok := f.Tensors().GroupLayers()["rope_freqs"]; ok {
if ropeFreqsWeights, ok := ropeFreqs["weights"]; ok {
ropeFreqsCount = ropeFreqsWeights.parameters()
ropeFreqsCount = ropeFreqsWeights.Elements()
}
}

110
fs/ggml/gguf.go
View File

@@ -9,8 +9,12 @@ import (
"io"
"log/slog"
"maps"
"os"
"runtime"
"slices"
"strings"
"golang.org/x/sync/errgroup"
)
type containerGGUF struct {
@@ -225,7 +229,7 @@ func (llm *gguf) Decode(rs io.ReadSeeker) error {
}
llm.tensors = append(llm.tensors, &tensor)
llm.parameters += tensor.parameters()
llm.parameters += tensor.Elements()
}
// patch KV with parameter count
@@ -488,25 +492,38 @@ func writeGGUFArray[S ~[]E, E any](w io.Writer, t uint32, s S) error {
return err
}
if t == ggufTypeString {
for _, e := range any(s).([]string) {
if err := binary.Write(w, binary.LittleEndian, uint64(len(e))); err != nil {
return err
}
if err := binary.Write(w, binary.LittleEndian, []byte(e)); err != nil {
return err
}
}
return nil
}
return binary.Write(w, binary.LittleEndian, s)
}
func WriteGGUF(ws io.WriteSeeker, kv KV, ts []Tensor) error {
func WriteGGUF(f *os.File, kv KV, ts []*Tensor) error {
alignment := kv.Uint("general.alignment", 32)
if err := binary.Write(ws, binary.LittleEndian, []byte("GGUF")); err != nil {
if err := binary.Write(f, binary.LittleEndian, []byte("GGUF")); err != nil {
return err
}
if err := binary.Write(ws, binary.LittleEndian, uint32(3)); err != nil {
if err := binary.Write(f, binary.LittleEndian, uint32(3)); err != nil {
return err
}
if err := binary.Write(ws, binary.LittleEndian, uint64(len(ts))); err != nil {
if err := binary.Write(f, binary.LittleEndian, uint64(len(ts))); err != nil {
return err
}
if err := binary.Write(ws, binary.LittleEndian, uint64(len(kv))); err != nil {
if err := binary.Write(f, binary.LittleEndian, uint64(len(kv))); err != nil {
return err
}
@@ -514,12 +531,12 @@ func WriteGGUF(ws io.WriteSeeker, kv KV, ts []Tensor) error {
slices.Sort(keys)
for _, key := range keys {
if err := ggufWriteKV(ws, key, kv[key]); err != nil {
if err := ggufWriteKV(f, key, kv[key]); err != nil {
return err
}
}
slices.SortStableFunc(ts, func(a, b Tensor) int {
slices.SortStableFunc(ts, func(a, b *Tensor) int {
if i, j := a.block(), b.block(); i < 0 && j > 0 {
return 1
} else if i > 0 && j < 0 {
@@ -530,21 +547,34 @@ func WriteGGUF(ws io.WriteSeeker, kv KV, ts []Tensor) error {
})
var s uint64
for _, t := range ts {
t.Offset = s + uint64(ggufPadding(int64(s), int64(alignment)))
if err := ggufWriteTensorInfo(ws, t); err != nil {
for i := range ts {
ts[i].Offset = s
if err := ggufWriteTensorInfo(f, ts[i]); err != nil {
return err
}
s += t.Size()
s += ts[i].Size()
s += uint64(ggufPadding(int64(s), int64(alignment)))
}
offset, err := f.Seek(0, io.SeekCurrent)
if err != nil {
return err
}
offset += ggufPadding(offset, int64(alignment))
var g errgroup.Group
g.SetLimit(runtime.GOMAXPROCS(0))
// TODO consider reducing if tensors size * gomaxprocs is larger than free memory
for _, t := range ts {
if err := ggufWriteTensor(ws, t, int64(alignment)); err != nil {
t := t
w := io.NewOffsetWriter(f, offset+int64(t.Offset))
g.Go(func() error {
_, err := t.WriteTo(w)
return err
}
})
}
return nil
return g.Wait()
}
func ggufWriteKV(ws io.WriteSeeker, k string, v any) error {
@@ -559,8 +589,10 @@ func ggufWriteKV(ws io.WriteSeeker, k string, v any) error {
var err error
switch v := v.(type) {
case uint32:
case uint32, FileType:
err = writeGGUF(ws, ggufTypeUint32, v)
case uint64:
err = writeGGUF(ws, ggufTypeUint64, v)
case float32:
err = writeGGUF(ws, ggufTypeFloat32, v)
case bool:
@@ -569,32 +601,20 @@ func ggufWriteKV(ws io.WriteSeeker, k string, v any) error {
err = writeGGUFString(ws, v)
case []int32:
err = writeGGUFArray(ws, ggufTypeInt32, v)
case *array[int32]:
err = writeGGUFArray(ws, ggufTypeInt32, v.values)
case []uint32:
err = writeGGUFArray(ws, ggufTypeUint32, v)
case *array[uint32]:
err = writeGGUFArray(ws, ggufTypeUint32, v.values)
case []float32:
err = writeGGUFArray(ws, ggufTypeFloat32, v)
case *array[float32]:
err = writeGGUFArray(ws, ggufTypeFloat32, v.values)
case []string:
if err := binary.Write(ws, binary.LittleEndian, ggufTypeArray); err != nil {
return err
}
if err := binary.Write(ws, binary.LittleEndian, ggufTypeString); err != nil {
return err
}
if err := binary.Write(ws, binary.LittleEndian, uint64(len(v))); err != nil {
return err
}
for _, e := range v {
if err := binary.Write(ws, binary.LittleEndian, uint64(len(e))); err != nil {
return err
}
if err := binary.Write(ws, binary.LittleEndian, []byte(e)); err != nil {
return err
}
}
err = writeGGUFArray(ws, ggufTypeString, v)
case *array[string]:
err = writeGGUFArray(ws, ggufTypeString, v.values)
default:
return fmt.Errorf("improper type for '%s'", k)
}
@@ -602,7 +622,7 @@ func ggufWriteKV(ws io.WriteSeeker, k string, v any) error {
return err
}
func ggufWriteTensorInfo(ws io.WriteSeeker, t Tensor) error {
func ggufWriteTensorInfo(ws io.WriteSeeker, t *Tensor) error {
slog.Debug(t.Name, "kind", t.Kind, "shape", t.Shape, "offset", t.Offset)
if err := binary.Write(ws, binary.LittleEndian, uint64(len(t.Name))); err != nil {
return err
@@ -629,20 +649,6 @@ func ggufWriteTensorInfo(ws io.WriteSeeker, t Tensor) error {
return binary.Write(ws, binary.LittleEndian, t.Offset)
}
func ggufWriteTensor(ws io.WriteSeeker, t Tensor, alignment int64) error {
offset, err := ws.Seek(0, io.SeekCurrent)
if err != nil {
return err
}
if err := binary.Write(ws, binary.LittleEndian, bytes.Repeat([]byte{0}, int(ggufPadding(offset, alignment)))); err != nil {
return err
}
_, err = t.WriteTo(ws)
return err
}
func ggufPadding(offset, align int64) int64 {
return (align - offset%align) % align
}

63
fs/ggml/gguf_test.go Normal file
View File

@@ -0,0 +1,63 @@
package ggml
import (
"bytes"
"os"
"slices"
"testing"
"github.com/google/go-cmp/cmp"
)
func TestWriteGGUF(t *testing.T) {
w, err := os.CreateTemp(t.TempDir(), "*.bin")
if err != nil {
t.Fatal(err)
}
defer w.Close()
if err := WriteGGUF(w, KV{
"general.alignment": uint32(16),
}, []*Tensor{
{Name: "test.0", Shape: []uint64{2, 3}, WriterTo: bytes.NewBuffer(slices.Repeat([]byte{0}, 2*3*4))},
{Name: "test.1", Shape: []uint64{2, 3}, WriterTo: bytes.NewBuffer(slices.Repeat([]byte{0}, 2*3*4))},
{Name: "test.2", Shape: []uint64{2, 3}, WriterTo: bytes.NewBuffer(slices.Repeat([]byte{0}, 2*3*4))},
{Name: "test.3", Shape: []uint64{2, 3}, WriterTo: bytes.NewBuffer(slices.Repeat([]byte{0}, 2*3*4))},
{Name: "test.4", Shape: []uint64{2, 3}, WriterTo: bytes.NewBuffer(slices.Repeat([]byte{0}, 2*3*4))},
{Name: "test.5", Shape: []uint64{2, 3}, WriterTo: bytes.NewBuffer(slices.Repeat([]byte{0}, 2*3*4))},
}); err != nil {
t.Fatal(err)
}
r, err := os.Open(w.Name())
if err != nil {
t.Fatal(err)
}
defer r.Close()
ff, _, err := Decode(r, 0)
if err != nil {
t.Fatal(err)
}
if diff := cmp.Diff(ff.KV(), KV{
"general.alignment": uint32(16),
"general.parameter_count": uint64(36),
}); diff != "" {
t.Errorf("Mismatch (-want +got):\n%s", diff)
}
if diff := cmp.Diff(ff.Tensors(), Tensors{
Offset: 336,
items: []*Tensor{
{Name: "test.0", Offset: 0, Shape: []uint64{2, 3}},
{Name: "test.1", Offset: 32, Shape: []uint64{2, 3}},
{Name: "test.2", Offset: 64, Shape: []uint64{2, 3}},
{Name: "test.3", Offset: 96, Shape: []uint64{2, 3}},
{Name: "test.4", Offset: 128, Shape: []uint64{2, 3}},
{Name: "test.5", Offset: 160, Shape: []uint64{2, 3}},
},
}, cmp.AllowUnexported(Tensors{})); diff != "" {
t.Errorf("Mismatch (-want +got):\n%s", diff)
}
}

424
fs/ggml/type.go
View File

@@ -1,185 +1,341 @@
package ggml
import "fmt"
type fileType uint32
const (
fileTypeF32 fileType = iota
fileTypeF16
fileTypeQ4_0
fileTypeQ4_1
fileTypeQ4_1_F16
fileTypeQ4_2 // unused
fileTypeQ4_3 // unused
fileTypeQ8_0
fileTypeQ5_0
fileTypeQ5_1
fileTypeQ2_K
fileTypeQ3_K_S
fileTypeQ3_K_M
fileTypeQ3_K_L
fileTypeQ4_K_S
fileTypeQ4_K_M
fileTypeQ5_K_S
fileTypeQ5_K_M
fileTypeQ6_K
fileTypeIQ2_XXS
fileTypeIQ2_XS
fileTypeQ2_K_S
fileTypeIQ3_XS
fileTypeIQ3_XXS
fileTypeIQ1_S
fileTypeIQ4_NL
fileTypeIQ3_S
fileTypeIQ3_M
fileTypeIQ2_S
fileTypeIQ2_M
fileTypeIQ4_XS
fileTypeIQ1_M
fileTypeBF16
fileTypeUnknown
import (
"fmt"
"log/slog"
"strings"
)
func ParseFileType(s string) (fileType, error) {
// FileType is the Go equivalent to llama_ftype used for gguf file typing
type FileType uint32
const (
FileTypeF32 FileType = iota
FileTypeF16
FileTypeQ4_0
FileTypeQ4_1
fileTypeQ4_1_F16 // unused by GGML
fileTypeQ4_2 // unused by GGML
fileTypeQ4_3 // unused by GGML
FileTypeQ8_0
FileTypeQ5_0
FileTypeQ5_1
FileTypeQ2_K
FileTypeQ3_K_S
FileTypeQ3_K_M
FileTypeQ3_K_L
FileTypeQ4_K_S
FileTypeQ4_K_M
FileTypeQ5_K_S
FileTypeQ5_K_M
FileTypeQ6_K
fileTypeIQ2_XXS // not supported by ollama
fileTypeIQ2_XS // not supported by ollama
FileTypeQ2_K_S
fileTypeIQ3_XS // not supported by ollama
fileTypeIQ3_XXS // not supported by ollama
fileTypeIQ1_S // not supported by ollama
fileTypeIQ4_NL // not supported by ollama
fileTypeIQ3_S // not supported by ollama
fileTypeIQ3_M // not supported by ollama
fileTypeIQ2_S // not supported by ollama
fileTypeIQ2_M // not supported by ollama
fileTypeIQ4_XS // not supported by ollama
fileTypeIQ1_M // not supported by ollama
FileTypeBF16
fileTypeQ4_0_4_4 // unused by GGML
fileTypeQ4_0_4_8 // unused by GGML
fileTypeQ4_0_8_8 // unused by GGML
fileTypeTQ1_0 // not supported by ollama
fileTypeTQ2_0 // not supported by ollama
FileTypeUnknown = 1024
)
// ParseFileType parses the provided GGUF file type
// Only Ollama supported types are considered valid
func ParseFileType(s string) (FileType, error) {
switch s {
case "F32":
return fileTypeF32, nil
return FileTypeF32, nil
case "F16":
return fileTypeF16, nil
return FileTypeF16, nil
case "Q4_0":
return fileTypeQ4_0, nil
return FileTypeQ4_0, nil
case "Q4_1":
return fileTypeQ4_1, nil
case "Q4_1_F16":
return fileTypeQ4_1_F16, nil
return FileTypeQ4_1, nil
case "Q8_0":
return fileTypeQ8_0, nil
return FileTypeQ8_0, nil
case "Q5_0":
return fileTypeQ5_0, nil
return FileTypeQ5_0, nil
case "Q5_1":
return fileTypeQ5_1, nil
return FileTypeQ5_1, nil
case "Q2_K":
return fileTypeQ2_K, nil
return FileTypeQ2_K, nil
case "Q3_K_S":
return fileTypeQ3_K_S, nil
return FileTypeQ3_K_S, nil
case "Q3_K_M":
return fileTypeQ3_K_M, nil
return FileTypeQ3_K_M, nil
case "Q3_K_L":
return fileTypeQ3_K_L, nil
return FileTypeQ3_K_L, nil
case "Q4_K_S":
return fileTypeQ4_K_S, nil
case "Q4_K_M":
return fileTypeQ4_K_M, nil
return FileTypeQ4_K_S, nil
case "Q4_K_M", "Q4_K":
return FileTypeQ4_K_M, nil
case "Q5_K_S":
return fileTypeQ5_K_S, nil
case "Q5_K_M":
return fileTypeQ5_K_M, nil
return FileTypeQ5_K_S, nil
case "Q5_K_M", "Q5_K":
return FileTypeQ5_K_M, nil
case "Q6_K":
return fileTypeQ6_K, nil
case "IQ2_XXS":
return fileTypeIQ2_XXS, nil
case "IQ2_XS":
return fileTypeIQ2_XS, nil
return FileTypeQ6_K, nil
case "Q2_K_S":
return fileTypeQ2_K_S, nil
case "IQ3_XS":
return fileTypeIQ3_XS, nil
case "IQ3_XXS":
return fileTypeIQ3_XXS, nil
case "IQ1_S":
return fileTypeIQ1_S, nil
case "IQ4_NL":
return fileTypeIQ4_NL, nil
case "IQ3_S":
return fileTypeIQ3_S, nil
case "IQ3_M":
return fileTypeIQ3_M, nil
case "IQ2_S":
return fileTypeIQ2_S, nil
case "IQ2_M":
return fileTypeIQ2_M, nil
case "IQ4_XS":
return fileTypeIQ4_XS, nil
case "IQ1_M":
return fileTypeIQ1_M, nil
return FileTypeQ2_K_S, nil
case "BF16":
return fileTypeBF16, nil
return FileTypeBF16, nil
default:
return fileTypeUnknown, fmt.Errorf("unknown fileType: %s", s)
supportedFileTypes := []FileType{
FileTypeF32,
FileTypeF16,
FileTypeQ4_K_S,
FileTypeQ4_K_M,
FileTypeQ8_0,
// fsggml.FileTypeBF16, // TODO
}
strs := make([]string, len(supportedFileTypes))
for i := range supportedFileTypes {
strs[i] = supportedFileTypes[i].String()
}
return FileTypeUnknown, fmt.Errorf("unsupported quantization type %s - supported types are %s", s, strings.Join(strs, ", "))
}
}
func (t fileType) String() string {
func (t FileType) String() string {
switch t {
case fileTypeF32:
case FileTypeF32:
return "F32"
case fileTypeF16:
case FileTypeF16:
return "F16"
case fileTypeQ4_0:
case FileTypeQ4_0:
return "Q4_0"
case fileTypeQ4_1:
case FileTypeQ4_1:
return "Q4_1"
case fileTypeQ4_1_F16:
return "Q4_1_F16"
case fileTypeQ8_0:
case FileTypeQ8_0:
return "Q8_0"
case fileTypeQ5_0:
case FileTypeQ5_0:
return "Q5_0"
case fileTypeQ5_1:
case FileTypeQ5_1:
return "Q5_1"
case fileTypeQ2_K:
case FileTypeQ2_K:
return "Q2_K"
case fileTypeQ3_K_S:
case FileTypeQ3_K_S:
return "Q3_K_S"
case fileTypeQ3_K_M:
case FileTypeQ3_K_M:
return "Q3_K_M"
case fileTypeQ3_K_L:
case FileTypeQ3_K_L:
return "Q3_K_L"
case fileTypeQ4_K_S:
case FileTypeQ4_K_S:
return "Q4_K_S"
case fileTypeQ4_K_M:
case FileTypeQ4_K_M:
return "Q4_K_M"
case fileTypeQ5_K_S:
case FileTypeQ5_K_S:
return "Q5_K_S"
case fileTypeQ5_K_M:
case FileTypeQ5_K_M:
return "Q5_K_M"
case fileTypeQ6_K:
case FileTypeQ6_K:
return "Q6_K"
case fileTypeIQ2_XXS:
return "IQ2_XXS"
case fileTypeIQ2_XS:
return "IQ2_XS"
case fileTypeQ2_K_S:
case FileTypeQ2_K_S:
return "Q2_K_S"
case fileTypeIQ3_XS:
return "IQ3_XS"
case fileTypeIQ3_XXS:
return "IQ3_XXS"
case fileTypeIQ1_S:
return "IQ1_S"
case fileTypeIQ4_NL:
return "IQ4_NL"
case fileTypeIQ3_S:
return "IQ3_S"
case fileTypeIQ3_M:
return "IQ3_M"
case fileTypeIQ2_S:
return "IQ2_S"
case fileTypeIQ4_XS:
return "IQ4_XS"
case fileTypeIQ2_M:
return "IQ2_M"
case fileTypeIQ1_M:
return "IQ1_M"
case fileTypeBF16:
case FileTypeBF16:
return "BF16"
default:
return "unknown"
}
}
func (t fileType) Value() uint32 {
func (t FileType) Value() uint32 {
return uint32(t)
}
func (ftype FileType) ToTensorType() TensorType {
switch ftype {
case FileTypeF32:
return TensorTypeF32
case FileTypeF16:
return TensorTypeF16
case FileTypeQ4_0:
return TensorTypeQ4_0
case FileTypeQ4_1:
return TensorTypeQ4_1
case FileTypeQ8_0:
return TensorTypeQ8_0
case FileTypeQ5_0:
return TensorTypeQ5_0
case FileTypeQ5_1:
return TensorTypeQ5_1
case FileTypeQ2_K:
return TensorTypeQ2_K
case FileTypeQ3_K_S:
return TensorTypeQ3_K
case FileTypeQ3_K_M:
return TensorTypeQ3_K
case FileTypeQ3_K_L:
return TensorTypeQ3_K
case FileTypeQ4_K_S:
return TensorTypeQ4_K
case FileTypeQ4_K_M:
return TensorTypeQ4_K
case FileTypeQ5_K_S:
return TensorTypeQ5_K
case FileTypeQ5_K_M:
return TensorTypeQ5_K
case FileTypeQ6_K:
return TensorTypeQ6_K
case FileTypeQ2_K_S:
return TensorTypeQ2_K
case FileTypeBF16:
return TensorTypeBF16
default:
slog.Warn("unsupported file type", "type", ftype)
return 0 // F32
}
}
// TensorType is equivalent to ggml_type for individual tensor types
// Note: these are not the same as FileType
type TensorType uint32
const (
TensorTypeF32 TensorType = iota
TensorTypeF16
TensorTypeQ4_0
TensorTypeQ4_1
tensorTypeQ4_2 // unused by GGML
tensorTypeQ4_3 // unused by GGML
TensorTypeQ5_0
TensorTypeQ5_1
TensorTypeQ8_0
TensorTypeQ8_1
TensorTypeQ2_K
TensorTypeQ3_K
TensorTypeQ4_K
TensorTypeQ5_K
TensorTypeQ6_K
TensorTypeQ8_K
tensorTypeIQ2_XXS // not supported by ollama
tensorTypeIQ2_XS // not supported by ollama
tensorTypeIQ3_XXS // not supported by ollama
tensorTypeIQ1_S // not supported by ollama
tensorTypeIQ4_NL // not supported by ollama
tensorTypeIQ3_S // not supported by ollama
tensorTypeIQ2_S // not supported by ollama
tensorTypeIQ4_XS // not supported by ollama
TensorTypeI8
TensorTypeI16
TensorTypeI32
TensorTypeI64
TensorTypeF64
tensorTypeIQ1_M // not supported by ollama
TensorTypeBF16
tensorTypeQ4_0_4_4 // unused by GGML
tensorTypeQ4_0_4_8 // unused by GGML
tensorTypeQ4_0_8_8 // unused by GGML
tensorTypeTQ1_0 // not supported by ollama
tensorTypeTQ2_0 // not supported by ollama
tensorTypeIQ4_NL_4_4 // unused by GGML
tensorTypeIQ4_NL_4_8 // unused by GGML
tensorTypeIQ4_NL_8_8 // unused by GGML
)
// ParseFileType parses the provided GGUF file type
// Only Ollama supported types are considered valid
func ParseTensorType(s string) (TensorType, error) {
switch s {
case "F32":
return TensorTypeF32, nil
case "F16":
return TensorTypeF16, nil
case "Q4_0":
return TensorTypeQ4_0, nil
case "Q4_1":
return TensorTypeQ4_1, nil
case "Q5_0":
return TensorTypeQ5_0, nil
case "Q5_1":
return TensorTypeQ5_1, nil
case "Q8_0":
return TensorTypeQ8_0, nil
case "Q8_1":
return TensorTypeQ8_1, nil
case "Q2_K":
return TensorTypeQ2_K, nil
case "Q3_K":
return TensorTypeQ3_K, nil
case "Q4_K":
return TensorTypeQ4_K, nil
case "Q5_K":
return TensorTypeQ5_K, nil
case "Q6_K":
return TensorTypeQ6_K, nil
case "Q8_K":
return TensorTypeQ8_K, nil
case "F64":
return TensorTypeF64, nil
case "BF16":
return TensorTypeBF16, nil
default:
return 0, fmt.Errorf("unsupported quantization type %s", s)
}
}
func (t TensorType) IsQuantized() bool {
switch t {
case TensorTypeF32, TensorTypeF16, TensorTypeBF16:
return false
default:
return true
}
}
func (t TensorType) RowSize(ne uint64) uint64 {
return t.TypeSize() * ne / t.BlockSize()
}
func (t TensorType) String() string {
switch t {
case TensorTypeF32:
return "F32"
case TensorTypeF16:
return "F16"
case TensorTypeQ4_0:
return "Q4_0"
case TensorTypeQ4_1:
return "Q4_1"
case TensorTypeQ5_0:
return "Q5_0"
case TensorTypeQ5_1:
return "Q5_1"
case TensorTypeQ8_0:
return "Q8_0"
case TensorTypeQ8_1:
return "Q8_1"
case TensorTypeQ2_K:
return "Q2_K"
case TensorTypeQ3_K:
return "Q3_K"
case TensorTypeQ4_K:
return "Q4_K"
case TensorTypeQ5_K:
return "Q5_K"
case TensorTypeQ6_K:
return "Q6_K"
case TensorTypeQ8_K:
return "Q8_K"
case TensorTypeF64:
return "F64"
case TensorTypeBF16:
return "BF16"
default:
return "unknown"
}
}