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Add support for Big Endian architectures [Delivers #79877740]

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This commit is contained in:
Paweł Bylica 2014-10-21 18:16:57 +02:00
parent 075752340a
commit f28f8cc0a5
1 changed files with 10 additions and 3 deletions
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13
libevmjit/Endianness.h
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@ -1,6 +1,8 @@
#pragma once
#include <boost/detail/endian.hpp>
#include <llvm/IR/IRBuilder.h>
namespace dev
@ -10,14 +12,19 @@ namespace eth
namespace jit
{
class Endianness
struct Endianness
{
public:
#if defined(BOOST_LITTLE_ENDIAN)
static llvm::Value* toBE(llvm::IRBuilder<>& _builder, llvm::Value* _word) { return bswap(_builder, _word); }
static llvm::Value* toNative(llvm::IRBuilder<>& _builder, llvm::Value* _word) { return bswap(_builder, _word); }
#elif defined(BOOST_BIG_ENDIAN)
static llvm::Value* toBE(llvm::IRBuilder<>&, llvm::Value* _word) { return _word; }
static llvm::Value* toNative(llvm::IRBuilder<>&, llvm::Value* _word) { return _word; }
#endif // Add support for PDP endianness if needed
private:
static llvm::Value* bswap(llvm::IRBuilder<>& _builder, llvm::Value* _word);
};