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Updated ABI handling to be more flexible with regard to reusing lvalues and allocating fewer temporaries.

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This commit is contained in:
Tomas Lindquist Olsen
2009-03-04 17:24:25 +01:00
parent ca41cb29d9
commit 65ba1d4d88
7 changed files with 112 additions and 61 deletions
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30
ir/irfunction.cpp
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@@ -2,6 +2,7 @@
#include "gen/llvm.h"
#include "gen/tollvm.h"
#include "gen/abi.h"
#include "gen/dvalue.h"
#include "ir/irfunction.h"
#include <sstream>
@@ -23,36 +24,49 @@ IrFuncTyArg::IrFuncTyArg(Type* t, bool bref, unsigned a)
//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
llvm::Value* IrFuncTy::putRet(Type* dty, llvm::Value* val)
llvm::Value* IrFuncTy::putRet(Type* dty, DValue* val)
{
assert(!arg_sret);
if (ret->rewrite)
return ret->rewrite->put(dty, val);
return val;
return val->getRVal();
}
llvm::Value* IrFuncTy::getRet(Type* dty, llvm::Value* val)
llvm::Value* IrFuncTy::getRet(Type* dty, DValue* val)
{
assert(!arg_sret);
if (ret->rewrite)
return ret->rewrite->get(dty, val);
return val;
return val->getRVal();
}
llvm::Value* IrFuncTy::putParam(Type* dty, int idx, llvm::Value* val)
llvm::Value* IrFuncTy::putParam(Type* dty, int idx, DValue* val)
{
assert(idx >= 0 && idx < args.size() && "invalid putParam");
if (args[idx]->rewrite)
return args[idx]->rewrite->put(dty, val);
return val;
return val->getRVal();
}
llvm::Value* IrFuncTy::getParam(Type* dty, int idx, llvm::Value* val)
llvm::Value* IrFuncTy::getParam(Type* dty, int idx, DValue* val)
{
assert(idx >= 0 && idx < args.size() && "invalid getParam");
if (args[idx]->rewrite)
return args[idx]->rewrite->get(dty, val);
return val;
return val->getRVal();
}
void IrFuncTy::getParam(Type* dty, int idx, DValue* val, llvm::Value* lval)
{
assert(idx >= 0 && idx < args.size() && "invalid getParam");
if (args[idx]->rewrite)
{
args[idx]->rewrite->getL(dty, val, lval);
return;
}
DtoStore(val->getRVal(), lval);
}
//////////////////////////////////////////////////////////////////////////////