[PATCH] D46489: [HIP] Let assembler output bitcode for amdgcn

[Yaxun Liu via Phabricator via cfe-commits]

yaxunl created this revision.
yaxunl added reviewers: rjmccall, tra.

amdgcn does not support linking of object files, therefore let
assembler output bitcode for HIP for amdgcn.


https://reviews.llvm.org/D46489

Files:
  lib/Driver/ToolChains/Clang.cpp


Index: lib/Driver/ToolChains/Clang.cpp
===================================================================
--- lib/Driver/ToolChains/Clang.cpp
+++ lib/Driver/ToolChains/Clang.cpp
@@ -3213,7 +3213,11 @@
         CmdArgs.push_back("-P");
     }
   } else if (isa<AssembleJobAction>(JA)) {
-    CmdArgs.push_back("-emit-obj");
+    // AMDGCN does not support linking obj files.
+    if (IsHIP && Triple.getArch() == llvm::Triple::amdgcn)
+      CmdArgs.push_back("-emit-llvm-bc");
+    else
+      CmdArgs.push_back("-emit-obj");
 
     CollectArgsForIntegratedAssembler(C, Args, CmdArgs, D);
 



Index: lib/Driver/ToolChains/Clang.cpp
===================================================================
--- lib/Driver/ToolChains/Clang.cpp
+++ lib/Driver/ToolChains/Clang.cpp
@@ -3213,7 +3213,11 @@
         CmdArgs.push_back("-P");
     }
   } else if (isa<AssembleJobAction>(JA)) {
-    CmdArgs.push_back("-emit-obj");
+    // AMDGCN does not support linking obj files.
+    if (IsHIP && Triple.getArch() == llvm::Triple::amdgcn)
+      CmdArgs.push_back("-emit-llvm-bc");
+    else
+      CmdArgs.push_back("-emit-obj");
 
     CollectArgsForIntegratedAssembler(C, Args, CmdArgs, D);
 

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