message: Update target related comments for text() and binary() functions
diff: @@ -70,11 +70,13 @@ class GpuExecutable : public Executable {
  ir_module_string_ = ir_module_string;
  }
  - // Returns the compiled PTX for the computation.
  + // Returns the compiled code for the computation. The compiled code is PTX in
  + // Cuda and unused empty string in ROCm.
  const string& text() const { return text_; }
  - // Returns the binary (compiled PTX) stored in this GpuExecutable. May be
  - // empty, in which case compilation is left up to the GPU driver.
  + // Returns the binary stored in this GpuExecutable. The binary is cubin in
  + // Cuda, and HSA code object in ROCm. It may be empty, in which case
  + // compilation is left up to the GPU driver.
  const std::vector<uint8>& binary() const { return binary_; }
  // ExecuteOnStream will fail if the compute capability of the stream doesn't
  