add bert model

crates/ggml/src/context.rs

@@ -246,6 +246,12 @@ impl Context {
     pub fn storage(&self) -> &ContextStorage {
         self.storage.as_ref().unwrap()
     }
+
+    /// Set all values of the tensor with the specified value.
+    pub fn set_f32(&self, a: &Tensor, x: f32) -> Tensor {
+        let raw = unsafe { sys::ggml_set_f32(a.ptr.as_ptr(), x) };
+        self.new_tensor_raw(raw)
+    }
 }
 // Operations
 impl Context {
@@ -598,6 +604,30 @@ impl Context {
         };
         self.new_tensor_raw(tensor)
     }
+
+    /// Creates a new tensor with the square of `a`
+    pub fn op_sqr(&self, a: &Tensor) -> Tensor {
+        let tensor = unsafe { sys::ggml_sqr(self.as_ptr(), a.ptr.as_ptr()) };
+        self.new_tensor_raw(tensor)
+    }
+
+    /// Creates a new tensor with the square-root of `a`
+    pub fn op_sqrt(&self, a: &Tensor) -> Tensor {
+        let tensor = unsafe { sys::ggml_sqrt(self.as_ptr(), a.ptr.as_ptr()) };
+        self.new_tensor_raw(tensor)
+    }
+
+    /// Unknown
+    pub fn op_sum(&self, a: &Tensor) -> Tensor {
+        let tensor = unsafe { sys::ggml_sum(self.as_ptr(), a.ptr.as_ptr()) };
+        self.new_tensor_raw(tensor)
+    }
+
+    /// Unknown
+    pub fn op_div(&self, a: &Tensor, b: &Tensor) -> Tensor {
+        let tensor = unsafe { sys::ggml_div(self.as_ptr(), a.ptr.as_ptr(), b.ptr.as_ptr()) };
+        self.new_tensor_raw(tensor)
+    }
 }
 // Public to this crate methods
 impl Context {

crates/llm/Cargo.toml

@@ -16,6 +16,7 @@ llm-bloom = { path = "../models/bloom", optional = true, version = "0.2.0-dev" }
 llm-gptneox = { path = "../models/gptneox", optional = true, version = "0.2.0-dev" }
 llm-mpt = { path = "../models/mpt", optional = true, version = "0.2.0-dev" }
 llm-falcon = { path = "../models/falcon", optional = true, version = "0.2.0-dev" }
+llm-bert = { path = "../models/bert", optional = true, version = "0.2.0-dev" }
 
 serde = { workspace = true }
 tracing = { workspace = true }
@@ -34,13 +35,14 @@ default = ["models", "tokenizers-remote"]
 
 tokenizers-remote = ["llm-base/tokenizers-remote"]
 
-models = ["llama", "gpt2", "gptj", "bloom", "gptneox", "mpt"]
+models = ["llama", "gpt2", "gptj", "bloom", "gptneox", "mpt", "bert"]
 llama = ["dep:llm-llama"]
 gpt2 = ["dep:llm-gpt2"]
 gptj = ["dep:llm-gptj"]
 bloom = ["dep:llm-bloom"]
 gptneox = ["dep:llm-gptneox"]
 mpt = ["dep:llm-mpt"]
+bert = ["dep:llm-bert"]
 # Falcon is off by default. See `llm_falcon`'s module documentation for more information.
 falcon = ["dep:llm-falcon"]
 

crates/llm/src/lib.rs

@@ -172,6 +172,7 @@ macro_rules! define_models {
 }
 
 define_models!(
+    (bert, "bert", Bert, llm_bert, "Bert"),
     (bloom, "bloom", Bloom, llm_bloom, "BLOOM"),
     (gpt2, "gpt2", Gpt2, llm_gpt2, "GPT-2"),
     (gptj, "gptj", GptJ, llm_gptj, "GPT-J"),

crates/models/bert/Cargo.toml

@@ -0,0 +1,14 @@
+[package]
+name = "llm-bert"
+version = "0.2.0-dev"
+license = { workspace = true }
+repository = { workspace = true }
+description = "An implementation of BERT for the `llm` ecosystem."
+edition = "2021"
+readme = "../../../README.md"
+
+[dependencies]
+bytemuck.workspace = true
+llm-base = { path = "../../llm-base", version = "0.2.0-dev" }
+tracing = { version = "0.1", features = ["log"] }
+