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refactor rope

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change to a flatter directory structure and group the options with the
function

update models to call rope in one place
This commit is contained in:
Michael Yang
2025-11-18 15:17:03 -08:00
committed by Michael Yang
parent e082d60a24
commit 603ceefaa6
21 changed files with 114 additions and 91 deletions
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11
model/models/deepseekocr/model_text.go
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@@ -6,7 +6,6 @@ import (
"github.com/ollama/ollama/kvcache"
"github.com/ollama/ollama/ml"
"github.com/ollama/ollama/ml/nn"
"github.com/ollama/ollama/ml/nn/fast"
"github.com/ollama/ollama/ml/nn/rope"
)
@@ -20,7 +19,7 @@ type textModel struct {
}
func (m *textModel) Shift(ctx ml.Context, layer int, key, shift ml.Tensor) (ml.Tensor, error) {
return m.Options.applyRotaryPositionalEmbedding(ctx, key, shift), nil
return m.Options.applyRotaryPositionEmbeddings(ctx, key, shift), nil
}
type textOptions struct {
@@ -38,8 +37,8 @@ func (o textOptions) headDim() int {
return o.hiddenSize / o.numHeads
}
func (o textOptions) applyRotaryPositionalEmbedding(ctx ml.Context, t, p ml.Tensor) ml.Tensor {
return fast.RoPE(ctx, t, p, o.headDim(), o.ropeBase, 1/o.ropeScale, rope.WithTypeNeoX())
func (o textOptions) applyRotaryPositionEmbeddings(ctx ml.Context, states, positions ml.Tensor) ml.Tensor {
return nn.RoPE(ctx, states, positions, o.headDim(), o.ropeBase, 1/o.ropeScale, rope.WithTypeNeoX())
}
type textBlock struct {
@@ -83,8 +82,8 @@ func (m *textAttention) Forward(ctx ml.Context, hiddenStates, positions ml.Tenso
value := m.Value.Forward(ctx, hiddenStates)
value = value.Reshape(ctx, opts.headDim(), opts.numKVHeads, -1)
query = opts.applyRotaryPositionalEmbedding(ctx, query, positions)
key = opts.applyRotaryPositionalEmbedding(ctx, key, positions)
query = opts.applyRotaryPositionEmbeddings(ctx, query, positions)
key = opts.applyRotaryPositionEmbeddings(ctx, key, positions)
attention := nn.Attention(ctx, query, key, value, 1./math.Sqrt(float64(opts.headDim())), cache)
attention = attention.Reshape(ctx, -1, attention.Dim(2))