[Beignet] [PATCH 1/6] Prepare the setCode and allcateKernel function for serialization

[junyan.he at inbox.com]

From: Junyan He <junyan.he at linux.intel.com>

Signed-off-by: Junyan He <junyan.he at linux.intel.com>
---
 backend/src/backend/gen_program.cpp |    4 ++++
 backend/src/backend/gen_program.hpp |    6 ++++++
 backend/src/backend/program.hpp     |    2 ++
 3 files changed, 12 insertions(+)

diff --git a/backend/src/backend/gen_program.cpp b/backend/src/backend/gen_program.cpp
index 3d7bedd..832b2c6 100644
--- a/backend/src/backend/gen_program.cpp
+++ b/backend/src/backend/gen_program.cpp
@@ -41,6 +41,10 @@ namespace gbe {
   {}
   GenKernel::~GenKernel(void) { GBE_SAFE_DELETE_ARRAY(insns); }
   const char *GenKernel::getCode(void) const { return (const char*) insns; }
+  const void GenKernel::setCode(const char * ins, size_t size) {
+    insns = (GenInstruction *)ins;
+    insnNum = size / sizeof(GenInstruction);
+  }
   size_t GenKernel::getCodeSize(void) const { return insnNum * sizeof(GenInstruction); }
 
   GenProgram::GenProgram(void) {}
diff --git a/backend/src/backend/gen_program.hpp b/backend/src/backend/gen_program.hpp
index 68b0427..443d0c6 100644
--- a/backend/src/backend/gen_program.hpp
+++ b/backend/src/backend/gen_program.hpp
@@ -42,6 +42,8 @@ namespace gbe
     virtual ~GenKernel(void);
     /*! Implements base class */
     virtual const char *getCode(void) const;
+    /*! Set the instruction stream (to be implemented) */
+    virtual const void setCode(const char *, size_t size);
     /*! Implements base class */
     virtual size_t getCodeSize(void) const;
     GenInstruction *insns; //!< Instruction stream
@@ -59,6 +61,10 @@ namespace gbe
     virtual ~GenProgram(void);
     /*! Implements base class */
     virtual Kernel *compileKernel(const ir::Unit &unit, const std::string &name);
+    /*! Allocate an empty kernel. */
+    virtual Kernel *allocateKernel(const std::string &name) {
+      return GBE_NEW(GenKernel, name);
+    }
     /*! Use custom allocators */
     GBE_CLASS(GenProgram);
   };
diff --git a/backend/src/backend/program.hpp b/backend/src/backend/program.hpp
index 83aaab8..f1ab20e 100644
--- a/backend/src/backend/program.hpp
+++ b/backend/src/backend/program.hpp
@@ -189,6 +189,8 @@ namespace gbe {
   protected:
     /*! Compile a kernel */
     virtual Kernel *compileKernel(const ir::Unit &unit, const std::string &name) = 0;
+    /*! Allocate an empty kernel. */
+    virtual Kernel *allocateKernel(const std::string &name) = 0;
     /*! Kernels sorted by their name */
     hash_map<std::string, Kernel*> kernels;
     /*! Global (constants) outside any kernel */
-- 
1.7.9.5