Revision e976e63cc791411b1e7d88b7ca705e87e10d8574 authored by Sacha Verweij on 23 March 2017, 21:22:17 UTC, committed by Stefan Karpinski on 23 March 2017, 21:22:17 UTC
* Resolve ambiguity between cat (git-cat-file and other) methods. * Reenable the Core+Base ambiguity detection test.
1 parent 52f04d2
abi_x86.cpp
//===-- abi_x86.cpp - x86 ABI description -----------------------*- C++ -*-===//
//
// LDC – the LLVM D compiler
//
// This file is distributed under the BSD-style LDC license:
//
// Copyright (c) 2007-2012 LDC Team.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// * Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
// * Neither the name of the LDC Team nor the names of its contributors may be
// used to endorse or promote products derived from this software without
// specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
// ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
//===----------------------------------------------------------------------===//
//
// The ABI implementation used for 32 bit x86 targets.
//
//===----------------------------------------------------------------------===//
struct ABI_x86Layout : AbiLayout {
inline bool is_complex64(jl_datatype_t *dt) const
{
return jl_complex_type != NULL && jl_is_datatype(dt) &&
((jl_datatype_t*)dt)->name == ((jl_datatype_t*)jl_unwrap_unionall((jl_value_t*)jl_complex_type))->name &&
jl_tparam0(dt) == (jl_value_t*)jl_float32_type;
}
inline bool is_complex128(jl_datatype_t *dt) const
{
return jl_complex_type != NULL && jl_is_datatype(dt) &&
((jl_datatype_t*)dt)->name == ((jl_datatype_t*)jl_unwrap_unionall((jl_value_t*)jl_complex_type))->name &&
jl_tparam0(dt) == (jl_value_t*)jl_float64_type;
}
bool use_sret(jl_datatype_t *dt) override
{
size_t size = jl_datatype_size(dt);
if (size == 0)
return false;
if (is_complex64(dt) || (jl_is_primitivetype(dt) && size <= 8))
return false;
return true;
}
bool needPassByRef(jl_datatype_t *dt, AttrBuilder &ab) override
{
size_t size = jl_datatype_size(dt);
if (is_complex64(dt) || is_complex128(dt) || (jl_is_primitivetype(dt) && size <= 8))
return false;
ab.addAttribute(Attribute::ByVal);
return true;
}
Type *preferred_llvm_type(jl_datatype_t *dt, bool isret) const override
{
if (!isret)
return NULL;
// special case Complex{Float32} as a return type
if (is_complex64(dt))
return T_int64;
return NULL;
}
};
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