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/*
* Copyright 2014 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
*/
/* based on Marek's patch to lp_bld_misc.cpp */
// Workaround http://llvm.org/PR23628
#pragma push_macro("DEBUG")
#undef DEBUG
#include "ac_llvm_util.h"
#include <llvm-c/Core.h>
#include <llvm/Target/TargetOptions.h>
#include <llvm/ExecutionEngine/ExecutionEngine.h>
#include <llvm/IR/Attributes.h>
void ac_add_attr_dereferenceable(LLVMValueRef val, uint64_t bytes)
{
llvm::Argument *A = llvm::unwrap<llvm::Argument>(val);
llvm::AttrBuilder B;
B.addDereferenceableAttr(bytes);
A->addAttr(llvm::AttributeSet::get(A->getContext(), A->getArgNo() + 1, B));
}
bool ac_is_sgpr_param(LLVMValueRef arg)
{
llvm::Argument *A = llvm::unwrap<llvm::Argument>(arg);
llvm::AttributeSet AS = A->getParent()->getAttributes();
unsigned ArgNo = A->getArgNo();
return AS.hasAttribute(ArgNo + 1, llvm::Attribute::ByVal) ||
AS.hasAttribute(ArgNo + 1, llvm::Attribute::InReg);
}
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