Disable code object version 3 for HIP toolchain

[yaxunl]

Summary

AMDGPU backend will switch to code object version 3 by default.
Since HIP runtime is not ready, disable it until the runtime is ready.

[kzhuravl]

LGTM

lib/Driver/ToolChains/HIP.cpp

 }
 
 const char *AMDGCN::Linker::constructLlcCommand(
     Compilation &C, const JobAction &JA, const InputInfoList &Inputs,
     const llvm::opt::ArgList &Args, llvm::StringRef SubArchName,
     llvm::StringRef OutputFilePrefix, const char *InputFileName) const {
   // Construct llc command.
   ArgStringList LlcArgs{InputFileName, "-mtriple=amdgcn-amd-amdhsa",
-                        "-filetype=obj",
+                        "-filetype=obj", "-mattr=-code-object-v3",
                         Args.MakeArgString("-mcpu=" + SubArchName), "-o"};
   std::string LlcOutputFileName =
       C.getDriver().GetTemporaryPath(OutputFilePrefix, "o");
   const char *LlcOutputFile =
       C.addTempFile(C.getArgs().MakeArgString(LlcOutputFileName));
   LlcArgs.push_back(LlcOutputFile);
   SmallString<128> LlcPath(C.getDriver().Dir);
   llvm::sys::path::append(LlcPath, "llc");

test/Driver/hip-toolchain-no-rdc.hip

 // CHECK-SAME: "{{.*}}lib1.bc" "{{.*}}lib2.bc"
 // CHECK-SAME: "-o" [[LINKED_BC_DEV_A_803:".*-gfx803-linked-.*bc"]]
 
 // CHECK: [[OPT:".*opt"]] [[LINKED_BC_DEV_A_803]] "-mtriple=amdgcn-amd-amdhsa"
 // CHECK-SAME: "-mcpu=gfx803"
 // CHECK-SAME: "-o" [[OPT_BC_DEV_A_803:".*-gfx803-optimized.*bc"]]
 
 // CHECK: [[LLC: ".*llc"]] [[OPT_BC_DEV_A_803]] "-mtriple=amdgcn-amd-amdhsa"
-// CHECK-SAME: "-filetype=obj" "-mcpu=gfx803" "-o" [[OBJ_DEV_A_803:".*-gfx803-.*o"]]
+// CHECK-SAME: "-filetype=obj"
+// CHECK-SAME: "-mattr=-code-object-v3"
+// CHECK-SAME: "-mcpu=gfx803" "-o" [[OBJ_DEV_A_803:".*-gfx803-.*o"]]
 
 // CHECK: [[LLD: ".*lld"]] "-flavor" "gnu" "--no-undefined" "-shared"
 // CHECK-SAME: "-o" "[[IMG_DEV_A_803:.*out]]" [[OBJ_DEV_A_803]]
 
 //
 // Compile device code in a.cu to code object for gfx900.
 //
 
 // CHECK: [[CLANG:".*clang.*"]] "-cc1" "-triple" "amdgcn-amd-amdhsa"
 // CHECK-SAME: "-aux-triple" "x86_64-unknown-linux-gnu" "-emit-llvm-bc"
 // CHECK-SAME: {{.*}} "-main-file-name" "a.cu" {{.*}} "-target-cpu" "gfx900"
 // CHECK-SAME: "-fcuda-is-device" "-fvisibility" "hidden"
 // CHECK-SAME: {{.*}} "-o" [[A_BC_900:".*bc"]] "-x" "hip"
 // CHECK-SAME: {{.*}} [[A_SRC]]
 
 // CHECK: [[LLVM_LINK:"*.llvm-link"]] [[A_BC_900]]
 // CHECK-SAME: "{{.*}}lib1.bc" "{{.*}}lib2.bc"
 // CHECK-SAME: "-o" [[LINKED_BC_DEV_A_900:".*-gfx900-linked-.*bc"]]
 
 // CHECK: [[OPT:".*opt"]] [[LINKED_BC_DEV_A_900]] "-mtriple=amdgcn-amd-amdhsa"
 // CHECK-SAME: "-mcpu=gfx900"
 // CHECK-SAME: "-o" [[OPT_BC_DEV_A_900:".*-gfx900-optimized.*bc"]]
 
 // CHECK: [[LLC: ".*llc"]] [[OPT_BC_DEV_A_900]] "-mtriple=amdgcn-amd-amdhsa"
-// CHECK-SAME: "-filetype=obj" "-mcpu=gfx900" "-o" [[OBJ_DEV_A_900:".*-gfx900-.*o"]]
+// CHECK-SAME: "-filetype=obj"
+// CHECK-SAME: "-mattr=-code-object-v3"
+// CHECK-SAME: "-mcpu=gfx900" "-o" [[OBJ_DEV_A_900:".*-gfx900-.*o"]]
 
 // CHECK: [[LLD: ".*lld"]] "-flavor" "gnu" "--no-undefined" "-shared"
 // CHECK-SAME: "-o" "[[IMG_DEV_A_900:.*out]]" [[OBJ_DEV_A_900]]
 
 //
 // Bundle and embed device code in host object for a.cu.
 //
 

 // CHECK-SAME: "{{.*}}lib1.bc" "{{.*}}lib2.bc"
 // CHECK-SAME: "-o" [[LINKED_BC_DEV_B_803:".*-gfx803-linked-.*bc"]]
 
 // CHECK: [[OPT:".*opt"]] [[LINKED_BC_DEV_B_803]] "-mtriple=amdgcn-amd-amdhsa"
 // CHECK-SAME: "-mcpu=gfx803"
 // CHECK-SAME: "-o" [[OPT_BC_DEV_B_803:".*-gfx803-optimized.*bc"]]
 
 // CHECK: [[LLC: ".*llc"]] [[OPT_BC_DEV_B_803]] "-mtriple=amdgcn-amd-amdhsa"
-// CHECK-SAME: "-filetype=obj" "-mcpu=gfx803" "-o" [[OBJ_DEV_B_803:".*-gfx803-.*o"]]
+// CHECK-SAME: "-filetype=obj"
+// CHECK-SAME: "-mattr=-code-object-v3"
+// CHECK-SAME: "-mcpu=gfx803" "-o" [[OBJ_DEV_B_803:".*-gfx803-.*o"]]
 
 // CHECK: [[LLD: ".*lld"]] "-flavor" "gnu" "--no-undefined" "-shared"
 // CHECK-SAME: "-o" "[[IMG_DEV_B_803:.*out]]" [[OBJ_DEV_B_803]]
 
 //
 // Compile device code in b.hip to code object for gfx900.
 //
 
 // CHECK: [[CLANG:".*clang.*"]] "-cc1" "-triple" "amdgcn-amd-amdhsa"
 // CHECK-SAME: "-aux-triple" "x86_64-unknown-linux-gnu" "-emit-llvm-bc"
 // CHECK-SAME: {{.*}} "-main-file-name" "b.hip" {{.*}} "-target-cpu" "gfx900"
 // CHECK-SAME: "-fcuda-is-device" "-fvisibility" "hidden"
 // CHECK-SAME: {{.*}} "-o" [[B_BC_900:".*bc"]] "-x" "hip"
 // CHECK-SAME: {{.*}} [[B_SRC]]
 
 // CHECK: [[LLVM_LINK:"*.llvm-link"]] [[B_BC_900]]
 // CHECK-SAME: "{{.*}}lib1.bc" "{{.*}}lib2.bc"
 // CHECK-SAME: "-o" [[LINKED_BC_DEV_B_900:".*-gfx900-linked-.*bc"]]
 
 // CHECK: [[OPT:".*opt"]] [[LINKED_BC_DEV_B_900]] "-mtriple=amdgcn-amd-amdhsa"
 // CHECK-SAME: "-mcpu=gfx900"
 // CHECK-SAME: "-o" [[OPT_BC_DEV_B_900:".*-gfx900-optimized.*bc"]]
 
 // CHECK: [[LLC: ".*llc"]] [[OPT_BC_DEV_B_900]] "-mtriple=amdgcn-amd-amdhsa"
-// CHECK-SAME: "-filetype=obj" "-mcpu=gfx900" "-o" [[OBJ_DEV_B_900:".*-gfx900-.*o"]]
+// CHECK-SAME: "-filetype=obj"
+// CHECK-SAME: "-mattr=-code-object-v3"
+// CHECK-SAME: "-mcpu=gfx900" "-o" [[OBJ_DEV_B_900:".*-gfx900-.*o"]]
 
 // CHECK: [[LLD: ".*lld"]] "-flavor" "gnu" "--no-undefined" "-shared"
 // CHECK-SAME: "-o" "[[IMG_DEV_B_900:.*out]]" [[OBJ_DEV_B_900]]
 
 //
 // Bundle and embed device code in host object for b.hip.
 //
 

test/Driver/hip-toolchain-rdc.hip

 // CHECK-SAME: "{{.*}}lib1.bc" "{{.*}}lib2.bc"
 // CHECK-SAME: "-o" [[LINKED_BC_DEV1:".*-gfx803-linked-.*bc"]]
 
 // CHECK: [[OPT:".*opt"]] [[LINKED_BC_DEV1]] "-mtriple=amdgcn-amd-amdhsa"
 // CHECK-SAME: "-mcpu=gfx803"
 // CHECK-SAME: "-o" [[OPT_BC_DEV1:".*-gfx803-optimized.*bc"]]
 
 // CHECK: [[LLC: ".*llc"]] [[OPT_BC_DEV1]] "-mtriple=amdgcn-amd-amdhsa"
-// CHECK-SAME: "-filetype=obj" "-mcpu=gfx803" "-o" [[OBJ_DEV1:".*-gfx803-.*o"]]
+// CHECK-SAME: "-filetype=obj"
+// CHECK-SAME: "-mattr=-code-object-v3"
+// CHECK-SAME: "-mcpu=gfx803" "-o" [[OBJ_DEV1:".*-gfx803-.*o"]]
 
 // CHECK: [[LLD: ".*lld"]] "-flavor" "gnu" "--no-undefined" "-shared"
 // CHECK-SAME: "-o" "[[IMG_DEV1:.*out]]" [[OBJ_DEV1]]
 
 // CHECK: [[CLANG]] "-cc1" "-triple" "amdgcn-amd-amdhsa" 
 // CHECK-SAME: "-aux-triple" "x86_64-unknown-linux-gnu" "-emit-llvm-bc"
 // CHECK-SAME: {{.*}} "-main-file-name" "a.cu" {{.*}} "-target-cpu" "gfx900"
 // CHECK-SAME: "-fcuda-is-device" {{.*}} "-o" [[A_BC:".*bc"]] "-x" "hip"

 // CHECK-SAME: "{{.*}}lib1.bc" "{{.*}}lib2.bc"
 // CHECK-SAME: "-o" [[LINKED_BC_DEV2:".*-gfx900-linked-.*bc"]]
 
 // CHECK: [[OPT]] [[LINKED_BC_DEV2]] "-mtriple=amdgcn-amd-amdhsa"
 // CHECK-SAME: "-mcpu=gfx900"
 // CHECK-SAME: "-o" [[OPT_BC_DEV2:".*-gfx900-optimized.*bc"]]
 
 // CHECK: [[LLC]] [[OPT_BC_DEV2]] "-mtriple=amdgcn-amd-amdhsa"
-// CHECK-SAME: "-filetype=obj" "-mcpu=gfx900" "-o" [[OBJ_DEV2:".*-gfx900-.*o"]]
+// CHECK-SAME: "-filetype=obj"
+// CHECK-SAME: "-mattr=-code-object-v3"
+// CHECK-SAME: "-mcpu=gfx900" "-o" [[OBJ_DEV2:".*-gfx900-.*o"]]
 
 // CHECK: [[LLD]] "-flavor" "gnu" "--no-undefined" "-shared"
 // CHECK-SAME: "-o" "[[IMG_DEV2:.*out]]" [[OBJ_DEV2]]
 
 // CHECK: [[CLANG]] "-cc1" "-triple" "x86_64-unknown-linux-gnu"
 // CHECK-SAME: "-aux-triple" "amdgcn-amd-amdhsa" "-emit-obj"
 // CHECK-SAME: {{.*}} "-main-file-name" "a.cu"
 // CHECK-SAME: {{.*}} "-o" [[A_OBJ_HOST:".*o"]] "-x" "hip"