DiffFixedWidthInt Class Reference

#include <Codec.h>

Inheritance diagram for DiffFixedWidthInt:

Collaboration diagram for DiffFixedWidthInt:

Public Member Functions
	DiffFixedWidthInt (const size_t byte_width, const int64_t baseline)
llvm::Instruction *	codegenDecode (llvm::Value *byte_stream, llvm::Value *pos, llvm::Module *llvm_module) const override
Public Member Functions inherited from Decoder
virtual	~Decoder ()

Private Attributes
const size_t	byte_width_
const int64_t	baseline_

Detailed Description

Definition at line 56 of file Codec.h.

Constructor & Destructor Documentation

DiffFixedWidthInt::DiffFixedWidthInt	(	const size_t	byte_width,
		const int64_t	baseline
	)

Definition at line 57 of file Codec.cpp.

    : byte_width_{byte_width}, baseline_{baseline} {}

Member Function Documentation

llvm::Instruction * DiffFixedWidthInt::codegenDecode ( llvm::Value *  byte_stream, llvm::Value *  pos, llvm::Module *  llvm_module  ) const

overridevirtual

Implements Decoder.

Definition at line 60 of file Codec.cpp.

References run_benchmark_import::args, baseline_, byte_width_, CHECK, and anonymous_namespace{Utm.h}::f.

                                                                                   {
  auto& context = llvm_module->getContext();
  auto f = llvm_module->getFunction("diff_fixed_width_int_decode");
  CHECK(f);
  llvm::Value* args[] = {
      byte_stream,
      llvm::ConstantInt::get(llvm::Type::getInt32Ty(context), byte_width_),
      llvm::ConstantInt::get(llvm::Type::getInt32Ty(context), baseline_),
      pos};
  return llvm::CallInst::Create(f, args);
}

Member Data Documentation

const int64_t DiffFixedWidthInt::baseline_

private

Definition at line 65 of file Codec.h.

Referenced by codegenDecode().

const size_t DiffFixedWidthInt::byte_width_

private

Definition at line 64 of file Codec.h.

Referenced by codegenDecode().

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The documentation for this class was generated from the following files:

• /home/jenkins-slave/workspace/core-os-doxygen/QueryEngine/Codec.h
• /home/jenkins-slave/workspace/core-os-doxygen/QueryEngine/Codec.cpp