mirror of
https://github.com/xomboverlord/ldc.git
synced 2026-01-29 02:53:14 +01:00
50 lines
1019 B
C++
50 lines
1019 B
C++
#ifndef __LDC_GEN_ABI_H__
|
|
#define __LDC_GEN_ABI_H__
|
|
|
|
#include <vector>
|
|
|
|
struct Type;
|
|
namespace llvm
|
|
{
|
|
class Type;
|
|
class Value;
|
|
}
|
|
|
|
// return rewrite rule
|
|
struct ABIRetRewrite
|
|
{
|
|
// get original value from rewritten one
|
|
virtual LLValue* get(LLValue* v) = 0;
|
|
|
|
// rewrite original value
|
|
virtual LLValue* put(LLValue* v) = 0;
|
|
|
|
// returns target type of this rewrite
|
|
virtual const LLType* type(const LLType* t) = 0;
|
|
|
|
// test if rewrite applies
|
|
virtual bool test(TypeFunction* tf) = 0;
|
|
};
|
|
|
|
|
|
// interface called by codegen
|
|
struct TargetABI
|
|
{
|
|
static TargetABI* getTarget();
|
|
|
|
TargetABI();
|
|
|
|
const llvm::Type* getRetType(TypeFunction* tf, const llvm::Type* t);
|
|
llvm::Value* getRet(TypeFunction* tf, llvm::Value* v);
|
|
llvm::Value* putRet(TypeFunction* tf, llvm::Value* v);
|
|
|
|
virtual bool returnInArg(Type* t) = 0;
|
|
virtual bool passByRef(Type* t) = 0;
|
|
|
|
protected:
|
|
std::vector<ABIRetRewrite*> retOps;
|
|
ABIRetRewrite* findRetRewrite(TypeFunction* tf);
|
|
};
|
|
|
|
#endif
|