P4 to Git Change 1174322 by vpykhtin@vpykhtin-HSA on 2015/07/27 13:59:35

ECR #333753 - HSA HLC: enable passing -cl-denorms-are-zero down to llc in the compiler lib (enabling denormalzied floats)

	Testing: smoke, presubmit, reallyquick 2.0

	Reviewed by Brian Sumner

Affected files ...

... //depot/stg/opencl/drivers/opencl/compiler/lib/backends/common/linker.cpp#128 edit
... //depot/stg/opencl/drivers/opencl/library/ocml/src/opts.cl#2 edit
... //depot/stg/opencl/drivers/opencl/tests/hsa/src/ocl/features/flush-denorms.cl#1 add
... //depot/stg/opencl/drivers/opencl/tests/hsa/tlst/ocl_features.tlst#22 edit

rocclr/compiler/lib/backends/common/linker.cpp

@@ -646,9 +646,7 @@ amdcl::OCLLinker::link(llvm::Module* input, std::vector<llvm::Module*> &libs)
   setUseNative(Options()->oVariables->OptUseNative);
   setDenormsAreZero(Options()->oVariables->DenormsAreZero);
 #if !defined(LEGACY_COMPLIB)
-  // TODO: Enable the following line to pass DenormsAreZero option to the HLC
-  // when ready
-  // HLC_FlushF32Denorms = Options()->oVariables->DenormsAreZero;
+  HLC_FlushF32Denorms = Options()->oVariables->DenormsAreZero;
 #endif
   setUniformWorkGroupSize(Options()->oVariables->UniformWorkGroupSize);
   setHaveFastFMA32(chip == "Cypress"