retune FA-vec (Q, NE) under a pointwise no-harm gate

This commit is contained in:
forforever73
2026-08-22 11:52:06 +08:00
committed by Georgi Gerganov
parent 545c66e12b
commit 7658a24107
3 changed files with 152 additions and 72 deletions
+37 -46
View File
@@ -65,23 +65,25 @@ fa_vec_cfg_t fa_vec_baseline_cfg(int dk, int dv) {
// Generated by `ggml-metal-tuning fa-vec`; do not hand-edit.
// One row per kept bucket, plus per-(dtype,dk,dv) ne11-collapsed domain defaults
// (ne11_b = FA_VEC_NE11_DEFAULT, ne01_b = domain). To retune or add a device, re-run the
// sweep and paste its block. See ggml-metal-tuning.h for the row/lookup semantics.
// sweep and paste its output. See ggml-metal-tuning.h for the row/lookup semantics.
constexpr fa_vec_entry_t fa_vec_tuned_table[] = {
// ---- f16: 13 rows ----
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_F16, 32, 32, 1, 4 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_F16, 32, 32, 2, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_F16, 32, 32, 2, 3 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_F16, 32, 32, 2, 4 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_F16, 32, 32, 3, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_F16, 32, 32, 3, 3 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_F16, 64, 64, -1, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_F16, 64, 64, 1, 2 }, { 1, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_F16, 64, 64, 2, 2 }, { 1, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_F16, 96, 96, -1, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_F16, 96, 96, 1, 2 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_F16, 96, 96, 1, 4 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_F16, 128, 128, -1, 1 }, { 2, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_F16, 128, 128, 1, 2 }, { 1, 1 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_F16, 192, 192, -1, 1 }, { 2, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_F16, 192, 128, -1, 1 }, { 2, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_F16, 256, 256, -1, 0 }, { 1, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_F16, 256, 256, -1, 1 }, { 2, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_F16, 320, 256, -1, 1 }, { 2, 2 } },
// ---- q4_0: 29 rows ----
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_0, 32, 32, -1, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_0, 32, 32, 1, 2 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_0, 32, 32, 3, 2 }, { 4, 4 } },
@@ -92,6 +94,7 @@ constexpr fa_vec_entry_t fa_vec_tuned_table[] = {
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_0, 96, 96, -1, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_0, 96, 96, 1, 2 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_0, 96, 96, 2, 2 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_0, 96, 96, 3, 2 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_0, 128, 128, -1, 0 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_0, 128, 128, -1, 1 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_0, 192, 192, -1, 0 }, { 1, 4 } },
@@ -106,12 +109,13 @@ constexpr fa_vec_entry_t fa_vec_tuned_table[] = {
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_0, 320, 256, -1, 1 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_0, 512, 512, -1, 0 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_0, 512, 512, -1, 1 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_0, 576, 512, -1, 0 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_0, 576, 512, 2, 0 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_0, 576, 512, 3, 0 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_0, 576, 512, -1, 1 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_0, 576, 512, 1, 1 }, { 1, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_0, 576, 512, 1, 2 }, { 1, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_0, 576, 512, 1, 3 }, { 1, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_0, 576, 512, 1, 4 }, { 1, 2 } },
// ---- q4_1: 28 rows ----
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_1, 32, 32, -1, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_1, 32, 32, 3, 2 }, { 4, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_1, 32, 32, 3, 3 }, { 4, 4 } },
@@ -120,7 +124,10 @@ constexpr fa_vec_entry_t fa_vec_tuned_table[] = {
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_1, 64, 64, -1, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_1, 96, 96, -1, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_1, 96, 96, 1, 2 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_1, 96, 96, 1, 4 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_1, 96, 96, 2, 2 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_1, 96, 96, 2, 4 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_1, 96, 96, 3, 2 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_1, 128, 128, -1, 0 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_1, 128, 128, -1, 1 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_1, 128, 128, 2, 3 }, { 2, 4 } },
@@ -138,47 +145,42 @@ constexpr fa_vec_entry_t fa_vec_tuned_table[] = {
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_1, 256, 256, -1, 0 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_1, 256, 256, -1, 1 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_1, 320, 256, -1, 1 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_1, 320, 256, 1, 1 }, { 1, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_1, 576, 512, -1, 0 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q4_1, 576, 512, -1, 1 }, { 1, 4 } },
// ---- q5_0: 45 rows ----
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 32, 32, -1, 1 }, { 4, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 32, 32, 1, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 32, 32, 2, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 32, 32, 2, 4 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 32, 32, 3, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 64, 64, -1, 0 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 64, 64, -1, 1 }, { 4, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 64, 64, 1, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 64, 64, 2, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 64, 64, 3, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 96, 96, -1, 1 }, { 4, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 96, 96, 1, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 96, 96, 2, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 96, 96, 2, 4 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 96, 96, 3, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 96, 96, 3, 4 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 96, 96, -1, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 96, 96, 1, 2 }, { 4, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 96, 96, 1, 3 }, { 4, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 96, 96, 2, 2 }, { 4, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 96, 96, 2, 3 }, { 4, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 96, 96, 3, 2 }, { 4, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 96, 96, 3, 3 }, { 4, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 128, 128, -1, 0 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 128, 128, -1, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 192, 192, -1, 0 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 192, 192, -1, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 192, 192, 1, 1 }, { 2, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 192, 192, 1, 2 }, { 2, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 192, 192, 1, 3 }, { 2, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 192, 128, -1, 0 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 192, 128, -1, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 256, 256, -1, 0 }, { 1, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 256, 256, -1, 0 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 256, 256, -1, 1 }, { 2, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 256, 256, 1, 1 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 256, 256, 1, 2 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 256, 256, 1, 4 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 256, 256, 2, 2 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 256, 256, 3, 2 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 320, 256, -1, 1 }, { 2, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 320, 256, 1, 2 }, { 1, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 320, 256, 1, 3 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 320, 256, 1, 4 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 320, 256, 2, 2 }, { 1, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 320, 256, 3, 2 }, { 1, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 320, 256, 1, 3 }, { 2, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 320, 256, 1, 4 }, { 2, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 320, 256, 2, 1 }, { 2, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 320, 256, 2, 3 }, { 2, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 320, 256, 3, 3 }, { 2, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 512, 512, -1, 0 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 512, 512, -1, 1 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 576, 512, 2, 0 }, { 1, 4 } },
@@ -186,9 +188,9 @@ constexpr fa_vec_entry_t fa_vec_tuned_table[] = {
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 576, 512, 2, 2 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 576, 512, 2, 3 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_0, 576, 512, 2, 4 }, { 1, 4 } },
// ---- q5_1: 49 rows ----
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 32, 32, -1, 1 }, { 4, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 32, 32, 1, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 32, 32, 1, 4 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 32, 32, 2, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 32, 32, 3, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 64, 64, -1, 0 }, { 1, 4 } },
@@ -205,48 +207,38 @@ constexpr fa_vec_entry_t fa_vec_tuned_table[] = {
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 128, 128, -1, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 192, 192, -1, 0 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 192, 192, -1, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 192, 192, 1, 1 }, { 2, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 192, 192, 1, 2 }, { 2, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 192, 192, 1, 3 }, { 2, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 192, 192, 1, 4 }, { 2, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 192, 128, -1, 0 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 192, 128, -1, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 256, 256, -1, 0 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 256, 256, -1, 1 }, { 2, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 256, 256, 1, 1 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 256, 256, 1, 2 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 256, 256, 1, 4 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 256, 256, 2, 2 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 256, 256, 3, 2 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 320, 256, -1, 1 }, { 2, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 320, 256, 1, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 320, 256, 1, 2 }, { 1, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 320, 256, 1, 3 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 320, 256, 1, 4 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 320, 256, 2, 2 }, { 1, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 320, 256, 3, 2 }, { 1, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 320, 256, 1, 3 }, { 2, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 320, 256, 1, 4 }, { 2, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 320, 256, 2, 3 }, { 2, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 320, 256, 3, 3 }, { 2, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 512, 512, -1, 0 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 512, 512, -1, 1 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 512, 512, 1, 1 }, { 1, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 512, 512, 1, 2 }, { 1, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 512, 512, 1, 3 }, { 1, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 512, 512, 1, 4 }, { 1, 2 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 576, 512, 2, 0 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 576, 512, 2, 1 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 576, 512, 2, 2 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 576, 512, 2, 3 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q5_1, 576, 512, 2, 4 }, { 1, 4 } },
// ---- q8_0: 29 rows ----
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q8_0, 32, 32, -1, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q8_0, 32, 32, 1, 2 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q8_0, 32, 32, 3, 2 }, { 4, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q8_0, 32, 32, 3, 3 }, { 4, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q8_0, 32, 32, 3, 4 }, { 4, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q8_0, 64, 64, -1, 0 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q8_0, 64, 64, -1, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q8_0, 96, 96, -1, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q8_0, 96, 96, 1, 2 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q8_0, 96, 96, 2, 2 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q8_0, 128, 128, -1, 0 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q8_0, 128, 128, -1, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q8_0, 128, 128, 1, 2 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q8_0, 128, 128, 1, 4 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q8_0, 128, 128, 2, 2 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q8_0, 128, 128, 3, 2 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q8_0, 192, 192, -1, 0 }, { 1, 4 } },
@@ -255,7 +247,6 @@ constexpr fa_vec_entry_t fa_vec_tuned_table[] = {
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q8_0, 192, 128, -1, 1 }, { 2, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q8_0, 192, 128, 1, 1 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q8_0, 192, 128, 1, 2 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q8_0, 192, 128, 1, 3 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q8_0, 192, 128, 2, 2 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q8_0, 192, 128, 3, 2 }, { 1, 4 } },
{ { GGML_METAL_DEVICE_M4_MAX, GGML_TYPE_Q8_0, 256, 256, -1, 0 }, { 1, 4 } },
+4 -2
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@@ -26,12 +26,14 @@ Sweep the grid (6 dtypes x 10 head sizes x 4 KV depths x 9 batch widths; a few h
./build/bin/ggml-metal-tuning fa-vec > fa_vec_rows.txt 2> fa_vec_sweep.log
```
`fa_vec_rows.txt` is the finished table block, ready to paste: the min-max-regret target, the aggregate benefit gate, the short-KV drop and the pointwise compression are already applied.
`fa_vec_sweep.log` holds the per-cell timings, bucket coverage, noise floor and any cooldown activity.
`fa_vec_rows.txt` holds nothing but table rows, ready to paste into `fa_vec_tuned_table`: the min-max-regret target, the aggregate benefit gate, the short-KV drop and the pointwise compression are already applied.
A config represents a bucket only if it is no slower than the baseline config at every point that bucket covers, so a config that wins on average but loses at one batch width leaves its bucket at baseline.
`fa_vec_sweep.log` holds the per-cell timings, bucket coverage, noise floor, any cooldown activity, and every config the no-harm rule refused together with the point that refused it.
Post both: the log is what makes the rows reviewable.
Long sweeps can be split.
`--dtype f16,q4_0` and `--dk 128,192` restrict the grid, and the emitted rows for one `(dtype, head size)` do not depend on the others.
Concatenating the shard outputs in the order the full grid would visit them gives the same rows a single run prints.
Then validate the numerics, where Metal is compared against the CPU reference:
+111 -24
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@@ -267,7 +267,10 @@ bool tuner_fa_vec_run(ggml_backend_t backend, ggml_backend_dev_t dev, const tune
{ 512, 512 },
{ 576, 512 }
};
const int ne11_rep[] = { 512, 2048, 8192, 32768 }; // ne11 bucket representatives
// nsg is a pipeline specialization constant (1 up to ne11=2048, 2 up to 4096, 4 above), so ne11
// bucket 1 takes two samples to cover both of its regimes. Bucket 0 is not sampled at all: the
// runtime leaves short KV at baseline, so no measurement there can reach the table.
const int ne11_rep[] = { 2048, 3072, 8192, 32768 };
const int ne01_rep[] = { 1, 2, 3, 4, 5, 6, 7, 8, 16 }; // point buckets (1-4) + tail mod-4 cycle + anchor
struct dtype_t {
@@ -297,8 +300,7 @@ bool tuner_fa_vec_run(ggml_backend_t backend, ggml_backend_dev_t dev, const tune
int n_untrusted = 0;
printf("// ==== BEGIN fa_vec_tuned_table rows (%s) ====\n", dev_token);
// stdout carries nothing but table rows, so the whole stream pastes into fa_vec_tuned_table
for (const auto & dtype : dtypes) {
const ggml_type type_kv = dtype.type;
if (!fa_filter_has(opts.dtype_filter, ggml_type_name(type_kv))) {
@@ -335,7 +337,7 @@ bool tuner_fa_vec_run(ggml_backend_t backend, ggml_backend_dev_t dev, const tune
for (size_t i = 0; i < order.size(); ++i) {
order[i] = (int) i;
}
std::shuffle(order.begin(), order.end(), std::mt19937(opts.seed));
std::shuffle(order.begin(), order.end(), std::mt19937(fa_cell_seed(sh, opts.seed)));
char label[128];
snprintf(label, sizeof(label), "dk=%d ne11=%d", s.dk, ne11);
@@ -383,9 +385,9 @@ bool tuner_fa_vec_run(ggml_backend_t backend, ggml_backend_dev_t dev, const tune
}
// compress into pasteable rows. per (dk,dv) and ne01 domain {decode==1, batch>=2},
// emit one ne11-collapsed default cfg (ne11_b=-1) plus a per-bucket exception wherever
// the default's pointwise regret vs the bucket target, or its aggregate slowdown vs
// baseline, exceeds TUNE_TAU.
// emit one ne11-collapsed default cfg (ne11_b=-1) plus a per-bucket exception wherever the
// default's pointwise regret vs the bucket target exceeds TUNE_TAU, or the default is not
// admissible for that bucket (see never_slower / admissible below).
std::vector<std::string> rows_out;
char rbuf[192];
@@ -403,6 +405,63 @@ bool tuner_fa_vec_run(ggml_backend_t backend, ggml_backend_dev_t dev, const tune
std::vector<const fa_point *> bp;
};
// A config may represent a bucket only if it is no slower than baseline at every point that
// bucket covers. The aggregate gate below sums absolute times, so it can pass on the aligned
// and deep points while a misaligned ne01 pays the mod-Q padding. Nothing measured, nothing
// proven: a bucket with no surviving sample admits baseline only.
auto never_slower = [&](const std::vector<const fa_point *> & bp, int i) {
if (i == base_i) {
return true;
}
if (bp.empty()) {
return false;
}
for (const auto * p : bp) {
if (p->t[i] <= 0.0 || p->t[base_i] <= 0.0 || p->t[i] > p->t[base_i]) {
return false;
}
}
return true;
};
// The padded-row waste ceil(n/Q)*Q/n is largest at the smallest ne01 of each residue class
// mod Q, so one of a bucket's first Q values carries the worst padding it can ever see, and
// that value has to be sampled. Otherwise the bucket bounds nothing: a config picked on the
// aligned ne01=8,16 says nothing about ne01=9. This covers the padding term only - the
// per-row cost varies with ne01 too - so it is a floor on the evidence, not a proof.
auto admissible = [&](const std::vector<const fa_point *> & bp, int b01, int i) {
if (!never_slower(bp, i)) {
return false;
}
const int Q = cands[i].Q;
if (Q == 1) {
return true; // one row per threadgroup, no padding to witness
}
int lo = bp[0]->ne01;
for (const auto * p : bp) {
lo = std::min(lo, p->ne01);
}
while (lo > 1 && procs.ne01_bucket(lo - 1) == b01) {
lo--; // walk down to where this bucket's runtime domain starts
}
int wit = lo;
double wmax = 0.0;
for (int n = lo; n < lo + Q && procs.ne01_bucket(n) == b01; ++n) {
const int padded = ((n + Q - 1) / Q) * Q;
const double w = (double) padded / n;
if (w > wmax) {
wmax = w;
wit = n;
}
}
for (const auto * p : bp) {
if (p->ne01 == wit) {
return true;
}
}
return false;
};
std::set<std::pair<int, int>> buckets;
for (int ne11 : ne11_rep) {
const int b11 = procs.ne11_bucket(ne11);
@@ -429,7 +488,11 @@ bool tuner_fa_vec_run(ggml_backend_t backend, ggml_backend_dev_t dev, const tune
fprintf(stderr, "# bucket dk=%d dv=%d ne11_b=%d ne01_b=%d samples=%zu\n", s.dk, s.dv, b11, b01,
bp.size());
if (bp.empty()) {
fprintf(stderr, "# WARN empty bucket dk=%d dv=%d ne11_b=%d ne01_b=%d\n", s.dk, s.dv, b11, b01);
// nothing to check a config against, so pin the bucket to baseline instead of
// letting the ne11-collapsed domain default ride in unmeasured
fprintf(stderr, "# WARN empty bucket dk=%d dv=%d ne11_b=%d ne01_b=%d -> baseline\n", s.dk, s.dv,
b11, b01);
bks.push_back({ b11, b01, base_i, std::vector<double>(cands.size(), 0.0), {} });
continue;
}
@@ -449,11 +512,17 @@ bool tuner_fa_vec_run(ggml_backend_t backend, ggml_backend_dev_t dev, const tune
}
}
int robust = 0;
for (size_t i = 1; i < cands.size(); ++i) {
if (worst[i] < worst[robust] || (worst[i] == worst[robust] && (cands[i].Q < cands[robust].Q ||
(cands[i].Q == cands[robust].Q &&
cands[i].NE < cands[robust].NE)))) {
int robust = -1, oracle_pick = -1;
for (size_t i = 0; i < cands.size(); ++i) {
auto tighter = [&](int j) {
return j < 0 || worst[i] < worst[j] ||
(worst[i] == worst[j] && (cands[i].Q < cands[j].Q ||
(cands[i].Q == cands[j].Q && cands[i].NE < cands[j].NE)));
};
if (tighter(oracle_pick)) {
oracle_pick = (int) i;
}
if (admissible(bp, b01, (int) i) && tighter(robust)) {
robust = (int) i;
}
}
@@ -461,6 +530,33 @@ bool tuner_fa_vec_run(ggml_backend_t backend, ggml_backend_dev_t dev, const tune
const bool tune = robust != base_i && agg[base_i] > 0.0 && agg[robust] > 0.0 &&
agg[base_i] / agg[robust] >= TUNE_THETA;
// report what the no-harm rule cost this bucket, but only when it changed the outcome:
// a sweep on another machine then shows where the winner loses, instead of just
// emitting a smaller table
const bool refused = oracle_pick != robust && oracle_pick != base_i && agg[base_i] > 0.0 &&
agg[oracle_pick] > 0.0 && agg[base_i] / agg[oracle_pick] >= TUNE_THETA;
if (refused) {
double over = 0.0;
int at11 = 0, at01 = 0;
for (const auto * p : bp) {
if (p->t[base_i] > 0.0 && p->t[oracle_pick] / p->t[base_i] - 1.0 > over) {
over = p->t[oracle_pick] / p->t[base_i] - 1.0;
at11 = p->ne11;
at01 = p->ne01;
}
}
if (over > 0.0) {
fprintf(stderr,
"# reject dk=%d dv=%d ne11_b=%d ne01_b=%d Q%dNE%d: +%.2f%% vs baseline at "
"ne11=%d ne01=%d\n",
s.dk, s.dv, b11, b01, cands[oracle_pick].Q, cands[oracle_pick].NE, 100.0 * over, at11,
at01);
} else {
fprintf(stderr, "# reject dk=%d dv=%d ne11_b=%d ne01_b=%d Q%dNE%d: no padding witness\n", s.dk,
s.dv, b11, b01, cands[oracle_pick].Q, cands[oracle_pick].NE);
}
}
bks.push_back({ b11, b01, tune ? robust : base_i, agg, bp });
}
@@ -495,10 +591,7 @@ bool tuner_fa_vec_run(ggml_backend_t backend, ggml_backend_dev_t dev, const tune
int rows = ((int) d != base_i) ? 1 : 0;
double tot = 0.0;
for (const auto * b : db) {
const double base_agg = b->agg[base_i];
const double reg = reg_pointwise(b, (int) d);
const double slow = base_agg > 0.0 ? b->agg[d] / base_agg - 1.0 : 0.0;
if (reg > TUNE_TAU || slow > TUNE_TAU) {
if (reg_pointwise(b, (int) d) > TUNE_TAU || !admissible(b->bp, b->b01, (int) d)) {
rows++;
tot += b->agg[b->Ti];
} else {
@@ -524,10 +617,7 @@ bool tuner_fa_vec_run(ggml_backend_t backend, ggml_backend_dev_t dev, const tune
rows_out.emplace_back(rbuf);
}
for (const auto * b : db) {
const double base_agg = b->agg[base_i];
const double reg = reg_pointwise(b, bestD);
const double slow = base_agg > 0.0 ? b->agg[bestD] / base_agg - 1.0 : 0.0;
if (reg <= TUNE_TAU && slow <= TUNE_TAU) {
if (reg_pointwise(b, bestD) <= TUNE_TAU && admissible(b->bp, b->b01, bestD)) {
continue;
}
snprintf(rbuf, sizeof(rbuf), " { { %s, %s, %d, %d, %d, %d }, { %d, %d } },", dev_token,
@@ -537,15 +627,12 @@ bool tuner_fa_vec_run(ggml_backend_t backend, ggml_backend_dev_t dev, const tune
}
}
printf("\n // ---- %s: %zu rows ----\n", ggml_type_name(type_kv), rows_out.size());
for (const auto & r : rows_out) {
printf("%s\n", r.c_str());
}
fflush(stdout);
}
printf("// ==== END fa_vec_tuned_table rows (%s) ====\n", dev_token);
if (n_untrusted > 0) {
fprintf(stderr, "\n%d cells excluded as untrusted (see DROP lines above)\n", n_untrusted);
}