vbatts/llama.cpp
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bug fixes, but now has an invalid memory access :(

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This commit is contained in:
Bailey Chittle 2023-10-05 17:53:42 -07:00
parent ae6beb4696
commit 090383b21b
1 changed files with 10 additions and 5 deletions
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15
examples/llama.swiftui/llama.cpp.swift/LibLlama.swift
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@ -38,7 +38,12 @@ actor LlamaContext {
print("Could not load model at \(path)")
throw LlamaError.couldNotInitializeContext
}
let ctx_params = llama_context_default_params()
var ctx_params = llama_context_default_params()
ctx_params.seed = 1234
ctx_params.n_ctx = 2048
ctx_params.n_threads = 8
ctx_params.n_threads_batch = 8
let context = llama_new_context_with_model(model, ctx_params)
guard let context else {
print("Could not load context!")
@ -53,7 +58,7 @@ actor LlamaContext {
}
func completion_init(text: String) {
print("attempting to complete \(text)...")
print("attempting to complete \"\(text)\"")
tokens_list = tokenize(text: text, add_bos: true)
@ -73,7 +78,7 @@ actor LlamaContext {
// batch = llama_batch_init(512, 0) // done in init()
batch.n_tokens = Int32(tokens_list.count)
for i1 in 0...batch.n_tokens {
for i1 in 0...batch.n_tokens-1 {
let i = Int(i1)
batch.token[i] = tokens_list[i]
batch.pos[i] = i1
@ -140,7 +145,7 @@ actor LlamaContext {
private func tokenize(text: String, add_bos: Bool) -> [llama_token] {
let n_tokens = text.count + (add_bos ? 1 : 0)
let tokens = UnsafeMutablePointer<llama_token>.allocate(capacity: n_tokens)
let tokenCount = llama_tokenize(context, text, Int32(text.count), tokens, Int32(n_tokens), add_bos)
let tokenCount = llama_tokenize(model, text, Int32(text.count), tokens, Int32(n_tokens), add_bos)
var swiftTokens: [llama_token] = []
for i in 0..<tokenCount {
@ -156,7 +161,7 @@ actor LlamaContext {
let result = UnsafeMutablePointer<Int8>.allocate(capacity: 8)
result.initialize(repeating: Int8(0), count: 8)
let _ = llama_token_to_piece(context, token, result, 8)
let _ = llama_token_to_piece(model, token, result, 8)
let resultStr = String(cString: result)