R600: Fix the fetch limits for R600 generation GPUs

Reviewed-by: Vincent Lejeune <vljn@ovi.com>

https://bugs.freedesktop.org/show_bug.cgi?id=64257

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183560 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/R600/AMDGPUSubtarget.cpp b/lib/Target/R600/AMDGPUSubtarget.cpp
index da34289..1589030 100644
--- a/lib/Target/R600/AMDGPUSubtarget.cpp
+++ b/lib/Target/R600/AMDGPUSubtarget.cpp
@@ -34,19 +34,10 @@
   DefaultSize[1] = 1;
   DefaultSize[2] = 1;
   HasVertexCache = false;
+  TexVTXClauseSize = 0;
   ParseSubtargetFeatures(GPU, FS);
   DevName = GPU;
   Device = AMDGPUDeviceInfo::getDeviceFromName(DevName, this, Is64bit);
-
-  // FIXME: The code in the comment below was the original code. But the
-  // condition is always true, generating a warning when compiled with
-  // gcc. Vincent Lejeune indicated in a mail to llvm-commits 2013-05-23 that he
-  // will look into this. The code 'TexVTXClauseSize = 16' is just a temporary
-  // equivalent replacement, to get rid of the compiler warning.
-
-  // TexVTXClauseSize = (Device->getGeneration() >= AMDGPUDeviceInfo::HD4XXX)?16:8;
-
-  TexVTXClauseSize = 16;
 }
 
 AMDGPUSubtarget::~AMDGPUSubtarget() {