From 7c228f6a674a748ec9ef4907552f5043fb424224 Mon Sep 17 00:00:00 2001
From: Cedric Nugteren <web@cedricnugteren.nl>
Date: Mon, 10 Oct 2016 16:01:02 +0200
Subject: Changed the thresholds for the direct/indirect GEMM kernels for
 NVIDIA and Intel GPUs

---
 src/database/kernel_selection.hpp | 50 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)

(limited to 'src/database')

diff --git a/src/database/kernel_selection.hpp b/src/database/kernel_selection.hpp
index bccfb0c0..c9462c7a 100644
--- a/src/database/kernel_selection.hpp
+++ b/src/database/kernel_selection.hpp
@@ -19,6 +19,16 @@ namespace clblast {
 
 const Database::DatabaseEntry Database::KernelSelectionHalf = {
   "KernelSelection", Precision::kHalf, {
+    { // Intel GPUs
+      kDeviceTypeGPU, "Intel", {
+        { "default",                                         { {"XGEMM_MIN_INDIRECT_SIZE",384*384*384} } },
+      }
+    },
+    { // NVIDIA GPUs
+      kDeviceTypeGPU, "NVIDIA", {
+        { "default",                                         { {"XGEMM_MIN_INDIRECT_SIZE",768*768*768} } },
+      }
+    },
     { // Default
       kDeviceTypeAll, "default", {
         { "default",                                         { {"XGEMM_MIN_INDIRECT_SIZE",512*512*512} } },
@@ -31,6 +41,16 @@ const Database::DatabaseEntry Database::KernelSelectionHalf = {
 
 const Database::DatabaseEntry Database::KernelSelectionSingle = {
   "KernelSelection", Precision::kSingle, {
+    { // Intel GPUs
+      kDeviceTypeGPU, "Intel", {
+        { "default",                                         { {"XGEMM_MIN_INDIRECT_SIZE",384*384*384} } },
+      }
+    },
+    { // NVIDIA GPUs
+      kDeviceTypeGPU, "NVIDIA", {
+        { "default",                                         { {"XGEMM_MIN_INDIRECT_SIZE",768*768*768} } },
+      }
+    },
     { // Default
       kDeviceTypeAll, "default", {
         { "default",                                         { {"XGEMM_MIN_INDIRECT_SIZE",512*512*512} } },
@@ -43,6 +63,16 @@ const Database::DatabaseEntry Database::KernelSelectionSingle = {
 
 const Database::DatabaseEntry Database::KernelSelectionComplexSingle = {
   "KernelSelection", Precision::kComplexSingle, {
+    { // Intel GPUs
+      kDeviceTypeGPU, "Intel", {
+        { "default",                                         { {"XGEMM_MIN_INDIRECT_SIZE",384*384*384} } },
+      }
+    },
+    { // NVIDIA GPUs
+      kDeviceTypeGPU, "NVIDIA", {
+        { "default",                                         { {"XGEMM_MIN_INDIRECT_SIZE",768*768*768} } },
+      }
+    },
     { // Default
       kDeviceTypeAll, "default", {
         { "default",                                         { {"XGEMM_MIN_INDIRECT_SIZE",512*512*512} } },
@@ -55,6 +85,16 @@ const Database::DatabaseEntry Database::KernelSelectionComplexSingle = {
 
 const Database::DatabaseEntry Database::KernelSelectionDouble = {
   "KernelSelection", Precision::kDouble, {
+    { // Intel GPUs
+      kDeviceTypeGPU, "Intel", {
+        { "default",                                         { {"XGEMM_MIN_INDIRECT_SIZE",384*384*384} } },
+      }
+    },
+    { // NVIDIA GPUs
+      kDeviceTypeGPU, "NVIDIA", {
+        { "default",                                         { {"XGEMM_MIN_INDIRECT_SIZE",768*768*768} } },
+      }
+    },
     { // Default
       kDeviceTypeAll, "default", {
         { "default",                                         { {"XGEMM_MIN_INDIRECT_SIZE",512*512*512} } },
@@ -67,6 +107,16 @@ const Database::DatabaseEntry Database::KernelSelectionDouble = {
 
 const Database::DatabaseEntry Database::KernelSelectionComplexDouble = {
   "KernelSelection", Precision::kComplexDouble, {
+    { // Intel GPUs
+      kDeviceTypeGPU, "Intel", {
+        { "default",                                         { {"XGEMM_MIN_INDIRECT_SIZE",384*384*384} } },
+      }
+    },
+    { // NVIDIA GPUs
+      kDeviceTypeGPU, "NVIDIA", {
+        { "default",                                         { {"XGEMM_MIN_INDIRECT_SIZE",768*768*768} } },
+      }
+    },
     { // Default
       kDeviceTypeAll, "default", {
         { "default",                                         { {"XGEMM_MIN_INDIRECT_SIZE",512*512*512} } },
-- 
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