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To follow D ABI, swap real and imaginary parts of a complex return value on X86_64

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TODO: should we disable this transformation for ldc1 in order to keep its ABI unchanged?
This commit is contained in:
Alexey Prokhin
2011-02-26 13:04:09 +03:00
parent d01f63431d
commit 20e6c65200
3 changed files with 28 additions and 20 deletions
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19
gen/abi.cpp
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@@ -29,25 +29,6 @@ void ABIRewrite::getL(Type* dty, DValue* v, llvm::Value* lval)
//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
// simply swap of real/imag parts for proper x87 complex abi
struct X87_complex_swap : ABIRewrite
{
LLValue* get(Type*, DValue* v)
{
return DtoAggrPairSwap(v->getRVal());
}
LLValue* put(Type*, DValue* v)
{
return DtoAggrPairSwap(v->getRVal());
}
const LLType* type(Type*, const LLType* t)
{
return t;
}
};
//////////////////////////////////////////////////////////////////////////////
struct X86_cfloat_rewrite : ABIRewrite
{
// i64 -> {float,float}