[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [42462] trunk/blender/intern/cycles/kernel /SConscript: Cycles: scons cuda kernel compile now does one kernel at a time, to reduce memory

[Brecht Van Lommel]

Revision: 42462
          
http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=42462
Author:   blendix
Date:     2011-12-06 12:29:54 +0000 (Tue, 06 Dec 2011)
Log Message:
-----------
Cycles: scons cuda kernel compile now does one kernel at a time, to reduce 
memory
usage.

Modified Paths:
--------------
    trunk/blender/intern/cycles/kernel/SConscript

Modified: trunk/blender/intern/cycles/kernel/SConscript
===================================================================
--- trunk/blender/intern/cycles/kernel/SConscript       2011-12-06 12:07:37 UTC 
(rev 42461)
+++ trunk/blender/intern/cycles/kernel/SConscript       2011-12-06 12:29:54 UTC 
(rev 42462)
@@ -34,6 +34,7 @@
 
     # dependencies
     dependencies = ['kernel.cu'] + kernel.Glob('*.h') + 
kernel.Glob('../util/*.h') + kernel.Glob('svm/*.h')
+    last_cubin_file = None
 
     # add command for each cuda architecture
     for arch in cuda_archs:
@@ -46,5 +47,10 @@
 
         kernel_binaries.append(cubin_file)
 
+        # trick to compile one kernel at a time to reduce memory usage
+        if last_cubin_file:
+            kernel.Depends(cubin_file, last_cubin_file)
+        last_cubin_file = cubin_file
+
 Return('kernel_binaries')
 

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