Revert r353880 "[HIP] Handle compile -m options and propagate into LLC"

This was still causing test failures in the clang test suite.

llvm-svn: 353893
diff --git a/clang/lib/Driver/ToolChains/HIP.cpp b/clang/lib/Driver/ToolChains/HIP.cpp
index 23e918b..cd8ed61 100644
--- a/clang/lib/Driver/ToolChains/HIP.cpp
+++ b/clang/lib/Driver/ToolChains/HIP.cpp
@@ -159,25 +159,8 @@
     llvm::StringRef OutputFilePrefix, const char *InputFileName) const {
   // Construct llc command.
   ArgStringList LlcArgs{InputFileName, "-mtriple=amdgcn-amd-amdhsa",
-                        "-filetype=obj",
-                        Args.MakeArgString("-mcpu=" + SubArchName)};
-
-  // Extract all the -m options
-  std::vector<llvm::StringRef> Features;
-  handleTargetFeaturesGroup(
-    Args, Features, options::OPT_m_amdgpu_Features_Group);
-
-  // Add features to mattr such as code-object-v3 and xnack
-  std::string MAttrString = "-mattr=";
-  for(auto OneFeature : Features) {
-    MAttrString.append(Args.MakeArgString(OneFeature));
-    if (OneFeature != Features.back())
-      MAttrString.append(",");
-  }
-  LlcArgs.push_back(Args.MakeArgString(MAttrString));
-
-  // Add output filename
-  LlcArgs.push_back("-o");
+                        "-filetype=obj", "-mattr=-code-object-v3",
+                        Args.MakeArgString("-mcpu=" + SubArchName), "-o"};
   std::string LlcOutputFileName =
       C.getDriver().GetTemporaryPath(OutputFilePrefix, "o");
   const char *LlcOutputFile =
diff --git a/clang/test/Driver/hip-toolchain-features.hip b/clang/test/Driver/hip-toolchain-features.hip
deleted file mode 100644
index 63c40e6..0000000
--- a/clang/test/Driver/hip-toolchain-features.hip
+++ /dev/null
@@ -1,49 +0,0 @@
-// REQUIRES: clang-driver
-// REQUIRES: x86-registered-target
-// REQUIRES: amdgpu-registered-target
-
-// RUN: %clang -### -c -target x86_64-linux-gnu -fgpu-rdc \
-// RUN:   -x hip --cuda-gpu-arch=gfx803 --cuda-gpu-arch=gfx900 %s \
-// RUN:   -mcode-object-v3 2>&1 | FileCheck %s -check-prefix=COV3
-// RUN: %clang -### -c -target x86_64-linux-gnu -fgpu-rdc \
-// RUN:   -x hip --cuda-gpu-arch=gfx803 --cuda-gpu-arch=gfx900 %s \
-// RUN:   -mno-code-object-v3 2>&1 | FileCheck %s -check-prefix=NOCOV3
-
-// COV3: {{.*}}clang{{.*}}"-target-feature" "+code-object-v3"
-// NOCOV3: {{.*}}clang{{.*}}"-target-feature" "-code-object-v3"
-
-
-// RUN: %clang -### -c -target x86_64-linux-gnu -fgpu-rdc \
-// RUN:   -x hip --cuda-gpu-arch=gfx803 --cuda-gpu-arch=gfx900 %s \
-// RUN:   -mxnack 2>&1 | FileCheck %s -check-prefix=XNACK
-// RUN: %clang -### -c -target x86_64-linux-gnu -fgpu-rdc \
-// RUN:   -x hip --cuda-gpu-arch=gfx803 --cuda-gpu-arch=gfx900 %s \
-// RUN:   -mno-xnack 2>&1 | FileCheck %s -check-prefix=NOXNACK
-
-// XNACK: {{.*}}clang{{.*}}"-target-feature" "+xnack"
-// NOXNACK: {{.*}}clang{{.*}}"-target-feature" "-xnack"
-
-
-// RUN: %clang -### -c -target x86_64-linux-gnu -fgpu-rdc \
-// RUN:   -x hip --cuda-gpu-arch=gfx803 --cuda-gpu-arch=gfx900 %s \
-// RUN:   -msram-ecc 2>&1 | FileCheck %s -check-prefix=SRAM
-// RUN: %clang -### -c -target x86_64-linux-gnu -fgpu-rdc \
-// RUN:   -x hip --cuda-gpu-arch=gfx803 --cuda-gpu-arch=gfx900 %s \
-// RUN:   -mno-sram-ecc 2>&1 | FileCheck %s -check-prefix=NOSRAM
-
-// SRAM: {{.*}}clang{{.*}}"-target-feature" "+sram-ecc"
-// NOSRAM: {{.*}}clang{{.*}}"-target-feature" "-sram-ecc"
-
-
-// RUN: %clang -### -c -target x86_64-linux-gnu -fgpu-rdc \
-// RUN:   -x hip --cuda-gpu-arch=gfx803 --cuda-gpu-arch=gfx900 %s \
-// RUN:   -mcode-object-v3 -mxnack -msram-ecc \
-// RUN:   2>&1 | FileCheck %s -check-prefix=ALL3
-// RUN: %clang -### -c -target x86_64-linux-gnu -fgpu-rdc \
-// RUN:   -x hip --cuda-gpu-arch=gfx803 --cuda-gpu-arch=gfx900 %s \
-// RUN:   -mno-code-object-v3 -mno-xnack -mno-sram-ecc \
-// RUN:   2>&1 | FileCheck %s -check-prefix=NOALL3
-
-// ALL3: {{.*}}clang{{.*}}"-target-feature" "+code-object-v3" "-target-feature" "+xnack" "-target-feature" "+sram-ecc"
-// NOALL3: {{.*}}clang{{.*}}"-target-feature" "-code-object-v3" "-target-feature" "-xnack" "-target-feature" "-sram-ecc"
-