From 30f262287bd43015b155b0e882e6478cfae2780c Mon Sep 17 00:00:00 2001
From: Adrian Kummerlaender
Date: Sun, 27 Oct 2019 16:11:17 +0100
Subject: Extract target-dependent floating point type name

---
 boltzgen/kernel/generator.py        |  6 ++----
 boltzgen/kernel/target/precision.py | 15 +++++++++++++++
 2 files changed, 17 insertions(+), 4 deletions(-)
 create mode 100644 boltzgen/kernel/target/precision.py

diff --git a/boltzgen/kernel/generator.py b/boltzgen/kernel/generator.py
index ebe1018..47fb245 100644
--- a/boltzgen/kernel/generator.py
+++ b/boltzgen/kernel/generator.py
@@ -4,6 +4,7 @@ from mako.template import Template
 from pathlib import Path
 
 import kernel.target.layout
+import kernel.target.precision
 
 class Generator:
     def __init__(self, descriptor, moments, collision):
@@ -42,9 +43,6 @@ class Generator:
         if geometry.dimension() != self.descriptor.d:
             raise Exception('Geometry dimension must match descriptor dimension')
 
-        float_type = {
-            'single': 'float',
-            'double': 'double'
-        }.get(precision)
+        float_type = eval("kernel.target.precision.%s" % target).get_float_type(precision)
 
         return "\n".join(map(lambda f: self.instantiate(target, f, float_type, layout_impl, geometry, extras), functions))
diff --git a/boltzgen/kernel/target/precision.py b/boltzgen/kernel/target/precision.py
new file mode 100644
index 0000000..45f84cf
--- /dev/null
+++ b/boltzgen/kernel/target/precision.py
@@ -0,0 +1,15 @@
+class cpp:
+    @classmethod
+    def get_float_type(self, precision):
+        return {
+            'single': 'float',
+            'double': 'double'
+        }.get(precision)
+
+class cl:
+    @classmethod
+    def get_float_type(self, precision):
+        return {
+            'single': 'float',
+            'double': 'double'
+        }.get(precision)
-- 
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