[PATCH] AMDGPU/SI: Emit amd_kernel_code_t in EmitFunctionBodyStart()

[Phabricator]

REPOSITORY
  rL LLVM

http://reviews.llvm.org/D10705

Files:
  llvm/trunk/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp
  llvm/trunk/lib/Target/AMDGPU/AMDGPUAsmPrinter.h
  llvm/trunk/test/CodeGen/AMDGPU/hsa.ll

Index: llvm/trunk/test/CodeGen/AMDGPU/hsa.ll
===================================================================
--- llvm/trunk/test/CodeGen/AMDGPU/hsa.ll
+++ llvm/trunk/test/CodeGen/AMDGPU/hsa.ll
@@ -1,8 +1,10 @@
 ; RUN: llc < %s -mtriple=amdgcn--amdhsa -mcpu=kaveri | FileCheck --check-prefix=HSA %s
 
+; HSA: {{^}}simple:
 ; HSA: .section        .hsa.version
 ; HSA-NEXT: .ascii  "HSA Code Unit:0.0:AMD:0.1:GFX8.1:0"
-; HSA: {{^}}simple:
+; Test that the amd_kernel_code_t object is emitted
+; HSA: .asciz
 ; Make sure we are setting the ATC bit:
 ; HSA: s_mov_b32 s[[HI:[0-9]]], 0x100f000
 ; HSA: buffer_store_dword v{{[0-9]+}}, s[0:[[HI]]], 0
Index: llvm/trunk/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp
===================================================================
--- llvm/trunk/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp
+++ llvm/trunk/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp
@@ -89,6 +89,15 @@
                                    std::unique_ptr<MCStreamer> Streamer)
     : AsmPrinter(TM, std::move(Streamer)) {}
 
+void AMDGPUAsmPrinter::EmitFunctionBodyStart() {
+  const AMDGPUSubtarget &STM = MF->getSubtarget<AMDGPUSubtarget>();
+  SIProgramInfo KernelInfo;
+  if (STM.isAmdHsaOS()) {
+    getSIProgramInfo(KernelInfo, *MF);
+    EmitAmdKernelCodeT(*MF, KernelInfo);
+  }
+}
+
 void AMDGPUAsmPrinter::EmitEndOfAsmFile(Module &M) {
 
   // This label is used to mark the end of the .text section.
@@ -113,13 +122,11 @@
 
   const AMDGPUSubtarget &STM = MF.getSubtarget<AMDGPUSubtarget>();
   SIProgramInfo KernelInfo;
-  if (STM.isAmdHsaOS()) {
-    getSIProgramInfo(KernelInfo, MF);
-    EmitAmdKernelCodeT(MF, KernelInfo);
-    OutStreamer->EmitCodeAlignment(2 << (MF.getAlignment() - 1));
-  } else if (STM.getGeneration() >= AMDGPUSubtarget::SOUTHERN_ISLANDS) {
-    getSIProgramInfo(KernelInfo, MF);
-    EmitProgramInfoSI(MF, KernelInfo);
+  if (STM.getGeneration() >= AMDGPUSubtarget::SOUTHERN_ISLANDS) {
+    if (!STM.isAmdHsaOS()) {
+      getSIProgramInfo(KernelInfo, MF);
+      EmitProgramInfoSI(MF, KernelInfo);
+    }
   } else {
     EmitProgramInfoR600(MF);
   }
Index: llvm/trunk/lib/Target/AMDGPU/AMDGPUAsmPrinter.h
===================================================================
--- llvm/trunk/lib/Target/AMDGPU/AMDGPUAsmPrinter.h
+++ llvm/trunk/lib/Target/AMDGPU/AMDGPUAsmPrinter.h
@@ -97,6 +97,8 @@
   /// Implemented in AMDGPUMCInstLower.cpp
   void EmitInstruction(const MachineInstr *MI) override;
 
+  void EmitFunctionBodyStart() override;
+
   void EmitEndOfAsmFile(Module &M) override;
 
   bool PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,

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