Skip to content

[SYCL] Fix UB in memory manager #2310

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 2 commits into from
Aug 13, 2020
Merged

[SYCL] Fix UB in memory manager #2310

Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
1375e0a
[SYCL] Fix UB in memory manager
Aug 13, 2020
925dda4
clang-format
Aug 13, 2020
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
38 changes: 20 additions & 18 deletions sycl/source/detail/memory_manager.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -270,7 +270,7 @@ void copyH2D(SYCLMemObjI *SYCLMemObj, char *SrcMem, QueueImplPtr,
Plugin.call<PiApiKind::piEnqueueMemBufferWrite>(
Queue, DstMem,
/*blocking_write=*/CL_FALSE, DstOffset[0], DstAccessRange[0],
SrcMem + SrcOffset[0], DepEvents.size(), &DepEvents[0], &OutEvent);
SrcMem + SrcOffset[0], DepEvents.size(), DepEvents.data(), &OutEvent);
} else {
size_t BufferRowPitch = (1 == DimDst) ? 0 : DstSize[0];
size_t BufferSlicePitch = (3 == DimDst) ? DstSize[0] * DstSize[1] : 0;
Expand All @@ -280,16 +280,17 @@ void copyH2D(SYCLMemObjI *SYCLMemObj, char *SrcMem, QueueImplPtr,
Queue, DstMem,
/*blocking_write=*/CL_FALSE, &DstOffset[0], &SrcOffset[0],
&DstAccessRange[0], BufferRowPitch, BufferSlicePitch, HostRowPitch,
HostSlicePitch, SrcMem, DepEvents.size(), &DepEvents[0], &OutEvent);
HostSlicePitch, SrcMem, DepEvents.size(), DepEvents.data(),
&OutEvent);
}
} else {
size_t InputRowPitch = (1 == DimDst) ? 0 : DstSize[0];
size_t InputSlicePitch = (3 == DimDst) ? DstSize[0] * DstSize[1] : 0;
Plugin.call<PiApiKind::piEnqueueMemImageWrite>(
Queue, DstMem,
/*blocking_write=*/CL_FALSE, &DstOffset[0], &DstAccessRange[0],
InputRowPitch, InputSlicePitch, SrcMem, DepEvents.size(), &DepEvents[0],
&OutEvent);
InputRowPitch, InputSlicePitch, SrcMem, DepEvents.size(),
DepEvents.data(), &OutEvent);
}
}

Expand Down Expand Up @@ -318,7 +319,7 @@ void copyD2H(SYCLMemObjI *SYCLMemObj, RT::PiMem SrcMem, QueueImplPtr SrcQueue,
Plugin.call<PiApiKind::piEnqueueMemBufferRead>(
Queue, SrcMem,
/*blocking_read=*/CL_FALSE, SrcOffset[0], SrcAccessRange[0],
DstMem + DstOffset[0], DepEvents.size(), &DepEvents[0], &OutEvent);
DstMem + DstOffset[0], DepEvents.size(), DepEvents.data(), &OutEvent);
} else {
size_t BufferRowPitch = (1 == DimSrc) ? 0 : SrcSize[0];
size_t BufferSlicePitch = (3 == DimSrc) ? SrcSize[0] * SrcSize[1] : 0;
Expand All @@ -329,14 +330,15 @@ void copyD2H(SYCLMemObjI *SYCLMemObj, RT::PiMem SrcMem, QueueImplPtr SrcQueue,
Queue, SrcMem,
/*blocking_read=*/CL_FALSE, &SrcOffset[0], &DstOffset[0],
&SrcAccessRange[0], BufferRowPitch, BufferSlicePitch, HostRowPitch,
HostSlicePitch, DstMem, DepEvents.size(), &DepEvents[0], &OutEvent);
HostSlicePitch, DstMem, DepEvents.size(), DepEvents.data(),
&OutEvent);
}
} else {
size_t RowPitch = (1 == DimSrc) ? 0 : SrcSize[0];
size_t SlicePitch = (3 == DimSrc) ? SrcSize[0] * SrcSize[1] : 0;
Plugin.call<PiApiKind::piEnqueueMemImageRead>(
Queue, SrcMem, CL_FALSE, &SrcOffset[0], &SrcAccessRange[0], RowPitch,
SlicePitch, DstMem, DepEvents.size(), &DepEvents[0], &OutEvent);
SlicePitch, DstMem, DepEvents.size(), DepEvents.data(), &OutEvent);
}
}

Expand All @@ -361,7 +363,7 @@ void copyD2D(SYCLMemObjI *SYCLMemObj, RT::PiMem SrcMem, QueueImplPtr SrcQueue,
if (1 == DimDst && 1 == DimSrc) {
Plugin.call<PiApiKind::piEnqueueMemBufferCopy>(
Queue, SrcMem, DstMem, SrcOffset[0], DstOffset[0], SrcAccessRange[0],
DepEvents.size(), &DepEvents[0], &OutEvent);
DepEvents.size(), DepEvents.data(), &OutEvent);
} else {
size_t SrcRowPitch = (1 == DimSrc) ? 0 : SrcSize[0];
size_t SrcSlicePitch =
Expand All @@ -374,12 +376,12 @@ void copyD2D(SYCLMemObjI *SYCLMemObj, RT::PiMem SrcMem, QueueImplPtr SrcQueue,
Plugin.call<PiApiKind::piEnqueueMemBufferCopyRect>(
Queue, SrcMem, DstMem, &SrcOffset[0], &DstOffset[0],
&SrcAccessRange[0], SrcRowPitch, SrcSlicePitch, DstRowPitch,
DstSlicePitch, DepEvents.size(), &DepEvents[0], &OutEvent);
DstSlicePitch, DepEvents.size(), DepEvents.data(), &OutEvent);
}
} else {
Plugin.call<PiApiKind::piEnqueueMemImageCopy>(
Queue, SrcMem, DstMem, &SrcOffset[0], &DstOffset[0], &SrcAccessRange[0],
DepEvents.size(), &DepEvents[0], &OutEvent);
DepEvents.size(), DepEvents.data(), &OutEvent);
}
}

Expand Down Expand Up @@ -465,15 +467,15 @@ void MemoryManager::fill(SYCLMemObjI *SYCLMemObj, void *Mem, QueueImplPtr Queue,
Plugin.call<PiApiKind::piEnqueueMemBufferFill>(
Queue->getHandleRef(), pi::cast<RT::PiMem>(Mem), Pattern, PatternSize,
Offset[0] * ElementSize, Range[0] * ElementSize, DepEvents.size(),
&DepEvents[0], &OutEvent);
DepEvents.data(), &OutEvent);
return;
}
throw runtime_error("Not supported configuration of fill requested",
PI_INVALID_OPERATION);
} else {
Plugin.call<PiApiKind::piEnqueueMemImageFill>(
Queue->getHandleRef(), pi::cast<RT::PiMem>(Mem), Pattern, &Offset[0],
&Range[0], DepEvents.size(), &DepEvents[0], &OutEvent);
&Range[0], DepEvents.size(), DepEvents.data(), &OutEvent);
}
}

Expand Down Expand Up @@ -518,8 +520,8 @@ void *MemoryManager::map(SYCLMemObjI *, void *Mem, QueueImplPtr Queue,
const detail::plugin &Plugin = Queue->getPlugin();
Plugin.call<PiApiKind::piEnqueueMemBufferMap>(
Queue->getHandleRef(), pi::cast<RT::PiMem>(Mem), CL_FALSE, Flags,
AccessOffset[0], BytesToMap, DepEvents.size(),
DepEvents.empty() ? nullptr : &DepEvents[0], &OutEvent, &MappedPtr);
AccessOffset[0], BytesToMap, DepEvents.size(), DepEvents.data(),
&OutEvent, &MappedPtr);
return MappedPtr;
}

Expand All @@ -534,7 +536,7 @@ void MemoryManager::unmap(SYCLMemObjI *, void *Mem, QueueImplPtr Queue,
const detail::plugin &Plugin = Queue->getPlugin();
Plugin.call<PiApiKind::piEnqueueMemUnmap>(
Queue->getHandleRef(), pi::cast<RT::PiMem>(Mem), MappedPtr,
DepEvents.size(), DepEvents.empty() ? nullptr : &DepEvents[0], &OutEvent);
DepEvents.size(), DepEvents.data(), &OutEvent);
}

void MemoryManager::copy_usm(const void *SrcMem, QueueImplPtr SrcQueue,
Expand All @@ -556,7 +558,7 @@ void MemoryManager::copy_usm(const void *SrcMem, QueueImplPtr SrcQueue,
Plugin.call<PiApiKind::piextUSMEnqueueMemcpy>(SrcQueue->getHandleRef(),
/* blocking */ false, DstMem,
SrcMem, Len, DepEvents.size(),
&DepEvents[0], &OutEvent);
DepEvents.data(), &OutEvent);
}
}

Expand All @@ -577,7 +579,7 @@ void MemoryManager::fill_usm(void *Mem, QueueImplPtr Queue, size_t Length,
const detail::plugin &Plugin = Queue->getPlugin();
Plugin.call<PiApiKind::piextUSMEnqueueMemset>(
Queue->getHandleRef(), Mem, Pattern, Length, DepEvents.size(),
&DepEvents[0], &OutEvent);
DepEvents.data(), &OutEvent);
}
}

Expand All @@ -592,7 +594,7 @@ void MemoryManager::prefetch_usm(void *Mem, QueueImplPtr Queue, size_t Length,
const detail::plugin &Plugin = Queue->getPlugin();
Plugin.call<PiApiKind::piextUSMEnqueuePrefetch>(
Queue->getHandleRef(), Mem, Length, PI_USM_MIGRATION_TBD0,
DepEvents.size(), &DepEvents[0], &OutEvent);
DepEvents.size(), DepEvents.data(), &OutEvent);
}
}

Expand Down