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