vbatts/llama.cpp
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ggml : full ALiBi support (#7192)

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* ggml : full ALiBi support

* ggml : update ggml_soft_max_ext() CUDA, SYCL

* ggml : ggml_flash_attn_ext() support ALiBi (CPU)

* ggml : ggml_flash_attn_ext() support ALiBi (Metal)

* ggml : fix warning

* ggml : ggml_flash_attn_ext() support ALiBi (CUDA)

ggml-ci

* ggml : fix assert message

* vulkan : add dev notes

* ggml : require mask when using ALiBi

ggml-ci

* convert : fix convert for refact models
This commit is contained in:
Georgi Gerganov 2024-05-11 10:32:41 +03:00 • committed by GitHub
parent e849648888
commit 9cb317f77e
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GPG key ID: B5690EEEBB952194
16 changed files with 350 additions and 825 deletions
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18
ggml.h
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@ -468,7 +468,6 @@ extern "C" {
GGML_OP_SOFT_MAX_BACK,
GGML_OP_ROPE,
GGML_OP_ROPE_BACK,
GGML_OP_ALIBI,
GGML_OP_CLAMP,
GGML_OP_CONV_TRANSPOSE_1D,
GGML_OP_IM2COL,
@ -1428,15 +1427,13 @@ extern "C" {
struct ggml_context * ctx,
struct ggml_tensor * a);
// fused soft_max(a*scale + mask + pos[i]*(ALiBi slope))
// fused soft_max(a*scale + mask*(ALiBi slope))
// mask is optional
// pos is required when max_bias > 0.0f
// max_bias = 0.0f for no ALiBi
GGML_API struct ggml_tensor * ggml_soft_max_ext(
struct ggml_context * ctx,
struct ggml_tensor * a,
struct ggml_tensor * mask,
struct ggml_tensor * pos,
float scale,
float max_bias);
@ -1538,16 +1535,6 @@ extern "C" {
float xpos_base,
bool xpos_down);
// alibi position embedding
// in-place, returns view(a)
GGML_DEPRECATED(GGML_API struct ggml_tensor * ggml_alibi(
struct ggml_context * ctx,
struct ggml_tensor * a,
int n_past,
int n_head,
float bias_max),
"use ggml_soft_max_ext instead (will be removed in Mar 2024)");
// clamp
// in-place, returns view(a)
GGML_API struct ggml_tensor * ggml_clamp(
@ -1744,7 +1731,8 @@ extern "C" {
struct ggml_tensor * k,
struct ggml_tensor * v,
struct ggml_tensor * mask,
float scale);
float scale,
float max_bias);
GGML_API void ggml_flash_attn_ext_set_prec(
struct ggml_tensor * a,