On Tue, Jul 12, 2016 at 11:38 PM, Roland Scheidegger <srol...@vmware.com> wrote:
> Am 12.07.2016 um 22:52 schrieb Marek Olšák:
>> From: Marek Olšák <marek.ol...@amd.com>
>>
>> Not sure if this is the right way to do it, but it seems to work.
>> ---
>> src/gallium/auxiliary/gallivm/lp_bld_misc.cpp | 9 +++++++++
>> src/gallium/auxiliary/gallivm/lp_bld_misc.h | 3 +++
>> 2 files changed, 12 insertions(+)
>>
>> diff --git a/src/gallium/auxiliary/gallivm/lp_bld_misc.cpp
>> b/src/gallium/auxiliary/gallivm/lp_bld_misc.cpp
>> index 23ef3ed..d9b62b8 100644
>> --- a/src/gallium/auxiliary/gallivm/lp_bld_misc.cpp
>> +++ b/src/gallium/auxiliary/gallivm/lp_bld_misc.cpp
>> @@ -697,3 +697,12 @@ lp_free_memory_manager(LLVMMCJITMemoryManagerRef
>> memorymgr)
>> {
>> delete reinterpret_cast<BaseMemoryManager*>(memorymgr);
>> }
>> +
>> +extern "C" void
>> +lp_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));
>> +}
>> diff --git a/src/gallium/auxiliary/gallivm/lp_bld_misc.h
>> b/src/gallium/auxiliary/gallivm/lp_bld_misc.h
>> index d038e3b..c127c48 100644
>> --- a/src/gallium/auxiliary/gallivm/lp_bld_misc.h
>> +++ b/src/gallium/auxiliary/gallivm/lp_bld_misc.h
>> @@ -73,6 +73,9 @@ lp_get_default_memory_manager();
>> extern void
>> lp_free_memory_manager(LLVMMCJITMemoryManagerRef memorymgr);
>>
>> +extern void
>> +lp_add_attr_dereferenceable(LLVMValueRef val, uint64_t bytes);
>> +
>> #ifdef __cplusplus
>> }
>> #endif
>>
>
> Based on some quick grepping, I've got some suspicion this won't compile
> with llvm versions earlier than 3.5.
> If so, could you add some ifdef?
Sure. radeonsi doesn't support 3.5 anyway.
Marek
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