vendor/llvm/llvm-trunk-r321017

1 files changed, 33 insertions, 6 deletions

diff --git a/lib/Target/AMDGPU/MCTargetDesc/AMDGPUELFStreamer.cpp b/lib/Target/AMDGPU/MCTargetDesc/AMDGPUELFStreamer.cpp
index 43338a5bebd2..1497edc7a054 100644
--- a/lib/Target/AMDGPU/MCTargetDesc/AMDGPUELFStreamer.cpp
+++ b/lib/Target/AMDGPU/MCTargetDesc/AMDGPUELFStreamer.cpp
@@ -9,13 +9,40 @@
 
 #include "AMDGPUELFStreamer.h"
 #include "Utils/AMDGPUBaseInfo.h"
+#include "llvm/BinaryFormat/ELF.h"
+#include "llvm/MC/MCAsmBackend.h"
+#include "llvm/MC/MCCodeEmitter.h"
 
 using namespace llvm;
 
-MCELFStreamer *llvm::createAMDGPUELFStreamer(MCContext &Context,
-                                           MCAsmBackend &MAB,
-                                           raw_pwrite_stream &OS,
-                                           MCCodeEmitter *Emitter,
-                                           bool RelaxAll) {
-  return new AMDGPUELFStreamer(Context, MAB, OS, Emitter);
+AMDGPUELFStreamer::AMDGPUELFStreamer(const Triple &T, MCContext &Context,
+                                     std::unique_ptr<MCAsmBackend> MAB,
+                                     raw_pwrite_stream &OS,
+                                     std::unique_ptr<MCCodeEmitter> Emitter)
+    : MCELFStreamer(Context, std::move(MAB), OS, std::move(Emitter)) {
+  unsigned Arch = ELF::EF_AMDGPU_ARCH_NONE;
+  switch (T.getArch()) {
+  case Triple::r600:
+    Arch = ELF::EF_AMDGPU_ARCH_R600;
+    break;
+  case Triple::amdgcn:
+    Arch = ELF::EF_AMDGPU_ARCH_GCN;
+    break;
+  default:
+    break;
+  }
+
+  MCAssembler &MCA = getAssembler();
+  unsigned EFlags = MCA.getELFHeaderEFlags();
+  EFlags &= ~ELF::EF_AMDGPU_ARCH;
+  EFlags |= Arch;
+  MCA.setELFHeaderEFlags(EFlags);
+}
+
+MCELFStreamer *llvm::createAMDGPUELFStreamer(
+    const Triple &T, MCContext &Context, std::unique_ptr<MCAsmBackend> MAB,
+    raw_pwrite_stream &OS, std::unique_ptr<MCCodeEmitter> Emitter,
+    bool RelaxAll) {
+  return new AMDGPUELFStreamer(T, Context, std::move(MAB), OS,
+                               std::move(Emitter));
 }