Refining fix for bug 3117 - [GCCE] Missing symbols in linkage of template_ekern.exe.
With the latest solution to bug 2979, one set of linkage hacks can be removed from gccehelp.cpp
f32_perf_test_H2.bat default set of tests for H2
f32_perf_test_H4.bat default set of tests for H4
f32_perf_test_H2_5000files.bat special set of tests for H2, uses 5000 files only (faster)
f32_perf_test_H4_5000files.bat special set of tests for H4, uses 5000 files only (faster)