[AMDGPU] Remove use of OpenCL triple environment and replace with function attribute for AMDGPU

- Remove use of the opencl and amdopencl environment member of the target triple for the AMDGPU target.
- Use function attribute to communicate to the AMDGPU backend to add implicit arguments for OpenCL kernels for the AMDHSA OS.

Differential Revision: https://reviews.llvm.org/D43736

llvm-svn: 328349

1 files changed, 0 insertions, 6 deletions

diff --git a/llvm/unittests/ADT/TripleTest.cpp b/llvm/unittests/ADT/TripleTest.cpp
index c19ad43c723..3103074b093 100644
--- a/llvm/unittests/ADT/TripleTest.cpp
+++ b/llvm/unittests/ADT/TripleTest.cpp
@@ -283,12 +283,6 @@ TEST(TripleTest, ParsedIDs) {
   EXPECT_EQ(Triple::AMDHSA, T.getOS());
   EXPECT_EQ(Triple::UnknownEnvironment, T.getEnvironment());
 
-  T = Triple("amdgcn-amd-amdhsa-opencl");
-  EXPECT_EQ(Triple::amdgcn, T.getArch());
-  EXPECT_EQ(Triple::AMD, T.getVendor());
-  EXPECT_EQ(Triple::AMDHSA, T.getOS());
-  EXPECT_EQ(Triple::OpenCL, T.getEnvironment());
-
   T = Triple("amdgcn-amd-amdpal");
   EXPECT_EQ(Triple::amdgcn, T.getArch());
   EXPECT_EQ(Triple::AMD, T.getVendor());