[Piglit] [PATCH 1/2] genclbuiltins.py: Add a arguments for funtion gen.

[Yi Sun]

Via the new arg, we can configure the vector size while generating the test.cl.
For NOT disturbing previous test cases, set a default value.

Signed-off-by: Yi Sun <yi.sun at intel.com>

diff --git a/generated_tests/genclbuiltins.py b/generated_tests/genclbuiltins.py
index 721191e..bdb18e9 100644
--- a/generated_tests/genclbuiltins.py
+++ b/generated_tests/genclbuiltins.py
@@ -332,7 +332,7 @@ def print_test(f, fnName, argType, functionDef, tests, testIdx, vecSize, tss):
     f.write('\n')
 
 
-def gen(types, minVersions, functions, testDefs, dirName):
+def gen(types, minVersions, functions, testDefs, dirName, sizes=[]):
     # Create the output directory if required
     if not os.path.exists(dirName):
         os.makedirs(dirName)
@@ -377,8 +377,10 @@ def gen(types, minVersions, functions, testDefs, dirName):
             numTests = len(outputValues)
 
             # Handle all available scalar/vector widths
-            sizes = sorted(VEC_WIDTHS)
-            sizes.insert(0, 1)  # Add 1-wide scalar to the vector widths
+            if sizes == []:
+                sizes = sorted(VEC_WIDTHS)
+                sizes.insert(0, 1)  # Add 1-wide scalar to the vector widths
+
             for vecSize in sizes:
                 for testIdx in range(0, numTests):
                     print_test(f, fnName, dataType, functionDef, tests,
-- 
1.7.6.4