diff options
author | slaren <slarengh@gmail.com> | 2023-07-26 15:56:53 +0200 |
---|---|---|
committer | GitHub <noreply@github.com> | 2023-07-26 15:56:53 +0200 |
commit | 5488fb789ea5692268309baa76f67598155060be (patch) | |
tree | 0609924b82a47ce97806b9201b75ec49bdf76c31 /ggml.h | |
parent | eb542d39324574a6778fad9ba9e34ba7a14a82a3 (diff) |
ggml : allocate graphs in a context (#2392)
* ggml : graph allocation in contexts
* allocate work buffer as a ggml_object in ggml_graph_compute_with_ctx
* llama.cpp : allocate graph in the context
* add GGML_PAD
---------
Co-authored-by: Georgi Gerganov <ggerganov@gmail.com>
Diffstat (limited to 'ggml.h')
-rw-r--r-- | ggml.h | 21 |
1 files changed, 19 insertions, 2 deletions
@@ -208,6 +208,7 @@ #define GGML_UNUSED(x) (void)(x) +#define GGML_PAD(x, n) (((x) + (n) - 1) & ~((n) - 1)) #define GGML_ASSERT(x) \ do { \ @@ -396,6 +397,12 @@ extern "C" { GGML_UNARY_OP_SILU, }; + enum ggml_object_type { + GGML_OBJECT_TENSOR, + GGML_OBJECT_GRAPH, + GGML_OBJECT_WORK_BUFFER + }; + // ggml object struct ggml_object { size_t offs; @@ -403,7 +410,9 @@ extern "C" { struct ggml_object * next; - char padding[8]; + enum ggml_object_type type; + + char padding[4]; }; static const size_t GGML_OBJECT_SIZE = sizeof(struct ggml_object); @@ -424,7 +433,7 @@ extern "C" { enum ggml_op op; // op params - allocated as int32_t for alignment - int32_t op_params[GGML_MAX_OP_PARAMS / sizeof(uint32_t)]; + int32_t op_params[GGML_MAX_OP_PARAMS / sizeof(int32_t)]; bool is_param; @@ -485,6 +494,8 @@ extern "C" { int64_t perf_time_us; }; + static const size_t GGML_GRAPH_SIZE = sizeof(struct ggml_cgraph); + // scratch buffer struct ggml_scratch { size_t offs; @@ -1391,11 +1402,17 @@ extern "C" { struct ggml_context * ctx, struct ggml_tensor * tensor); + GGML_API void ggml_build_forward_expand(struct ggml_cgraph * cgraph, struct ggml_tensor * tensor); GGML_API struct ggml_cgraph ggml_build_forward (struct ggml_tensor * tensor); GGML_API struct ggml_cgraph ggml_build_backward(struct ggml_context * ctx, struct ggml_cgraph * gf, bool keep); + // graph allocation in a context + GGML_API struct ggml_cgraph * ggml_new_graph (struct ggml_context * ctx); + GGML_API struct ggml_cgraph * ggml_build_forward_ctx(struct ggml_context * ctx, struct ggml_tensor * tensor); + GGML_API size_t ggml_graph_overhead(void); + // ggml_graph_plan() has to be called before ggml_graph_compute() // when plan.work_size > 0, caller must allocate memory for plan.work_data GGML_API struct ggml_cplan ggml_graph_plan (struct ggml_cgraph * cgraph, int n_threads /*= GGML_DEFAULT_N_THREADS*/); |