From e20aecd845fd8736e2a7905f17483c104dd9651e Mon Sep 17 00:00:00 2001
From: Tom Deakin <tom.deakin@bristol.ac.uk>
Date: Mon, 17 May 2021 15:25:43 +0100
Subject: [PATCH 1/5] [SYCL 1.2.1] Add check for FP64 support

Fixes #98
---
 SYCLStream.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/SYCLStream.cpp b/SYCLStream.cpp
index 49ad3ac..00c043f 100644
--- a/SYCLStream.cpp
+++ b/SYCLStream.cpp
@@ -28,6 +28,14 @@ SYCLStream<T>::SYCLStream(const int ARRAY_SIZE, const int device_index)
     throw std::runtime_error("Invalid device index");
   device dev = devices[device_index];
 
+  // Check device can support FP64 if needed
+  if (sizeof(T) == sizeof(double))
+  {
+    if (dev.get_info<info::device::double_fp_config>().size() == 0) {
+      throw std::runtime_error("Device does not support double precision, please use --float");
+    }
+  }
+
   // Determine sensible dot kernel NDRange configuration
   if (dev.is_cpu())
   {

From 6581ee63b809f446a0e4ad3ec479e9b76e0c6591 Mon Sep 17 00:00:00 2001
From: Tom Deakin <tom.deakin@bristol.ac.uk>
Date: Mon, 17 May 2021 15:33:54 +0100
Subject: [PATCH 2/5] Update changelog

---
 CHANGELOG.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 29702d7..3dbabed 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -13,6 +13,7 @@ All notable changes to this project will be documented in this file.
 - Support for CUDA Managed Memory and Page Fault memory.
 - Added nstream kernel from PRK with associate command line option.
 - CMake build system added for all models.
+- SYCL device check for FP64 support.
 
 ### Changed
 - Default branch renamed from `master` to `main`.

From b772d00fe407bfb0499b05d79513bc7986dbff3a Mon Sep 17 00:00:00 2001
From: Tom Deakin <thomasdeakin@gmail.com>
Date: Tue, 18 May 2021 16:44:06 +0100
Subject: [PATCH 3/5] Revert "Add check for FP64 support"

---
 CHANGELOG.md   | 1 -
 SYCLStream.cpp | 8 --------
 2 files changed, 9 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3dbabed..29702d7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -13,7 +13,6 @@ All notable changes to this project will be documented in this file.
 - Support for CUDA Managed Memory and Page Fault memory.
 - Added nstream kernel from PRK with associate command line option.
 - CMake build system added for all models.
-- SYCL device check for FP64 support.
 
 ### Changed
 - Default branch renamed from `master` to `main`.
diff --git a/SYCLStream.cpp b/SYCLStream.cpp
index 00c043f..49ad3ac 100644
--- a/SYCLStream.cpp
+++ b/SYCLStream.cpp
@@ -28,14 +28,6 @@ SYCLStream<T>::SYCLStream(const int ARRAY_SIZE, const int device_index)
     throw std::runtime_error("Invalid device index");
   device dev = devices[device_index];
 
-  // Check device can support FP64 if needed
-  if (sizeof(T) == sizeof(double))
-  {
-    if (dev.get_info<info::device::double_fp_config>().size() == 0) {
-      throw std::runtime_error("Device does not support double precision, please use --float");
-    }
-  }
-
   // Determine sensible dot kernel NDRange configuration
   if (dev.is_cpu())
   {

From 82dedad6766d12909edce2437cd20f17ca47d1f8 Mon Sep 17 00:00:00 2001
From: Tom Deakin <tom.deakin@bristol.ac.uk>
Date: Mon, 17 May 2021 15:25:43 +0100
Subject: [PATCH 4/5] [SYCL 1.2.1] Add check for FP64 support

Fixes #98
---
 SYCLStream.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/SYCLStream.cpp b/SYCLStream.cpp
index 49ad3ac..00c043f 100644
--- a/SYCLStream.cpp
+++ b/SYCLStream.cpp
@@ -28,6 +28,14 @@ SYCLStream<T>::SYCLStream(const int ARRAY_SIZE, const int device_index)
     throw std::runtime_error("Invalid device index");
   device dev = devices[device_index];
 
+  // Check device can support FP64 if needed
+  if (sizeof(T) == sizeof(double))
+  {
+    if (dev.get_info<info::device::double_fp_config>().size() == 0) {
+      throw std::runtime_error("Device does not support double precision, please use --float");
+    }
+  }
+
   // Determine sensible dot kernel NDRange configuration
   if (dev.is_cpu())
   {

From 2ab68ab39e8604f67f5f98ec89d125654fabd0b4 Mon Sep 17 00:00:00 2001
From: Tom Deakin <tom.deakin@bristol.ac.uk>
Date: Mon, 17 May 2021 15:33:54 +0100
Subject: [PATCH 5/5] Update changelog

---
 CHANGELOG.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 29702d7..3dbabed 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -13,6 +13,7 @@ All notable changes to this project will be documented in this file.
 - Support for CUDA Managed Memory and Page Fault memory.
 - Added nstream kernel from PRK with associate command line option.
 - CMake build system added for all models.
+- SYCL device check for FP64 support.
 
 ### Changed
 - Default branch renamed from `master` to `main`.