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| author | Matt Arsenault <Matthew.Arsenault@amd.com> | 2024-06-27 19:52:23 +0200 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2024-06-27 19:52:23 +0200 |
| commit | f55bcc5dbed9de21864e92cd2e6040bb00e6122c (patch) | |
| tree | 431bc77e82cce474618faf1ed415125c48f17d4c /llvm/lib/IR/AutoUpgrade.cpp | |
| parent | d7cd41e571cb8def7914cce51b49e009f8851634 (diff) | |
| download | llvm-f55bcc5dbed9de21864e92cd2e6040bb00e6122c.zip llvm-f55bcc5dbed9de21864e92cd2e6040bb00e6122c.tar.gz llvm-f55bcc5dbed9de21864e92cd2e6040bb00e6122c.tar.bz2 | |
AMDGPU: Add amdgpu.no.fine.grained.memory when upgrading old atomic intrinsics (#89655)
This should replicate the old intrinsic behavior better when codegen of
the raw instruction will require metadata in the future.
Diffstat (limited to 'llvm/lib/IR/AutoUpgrade.cpp')
| -rw-r--r-- | llvm/lib/IR/AutoUpgrade.cpp | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/llvm/lib/IR/AutoUpgrade.cpp b/llvm/lib/IR/AutoUpgrade.cpp index 32076a0..5beefaa 100644 --- a/llvm/lib/IR/AutoUpgrade.cpp +++ b/llvm/lib/IR/AutoUpgrade.cpp @@ -2359,7 +2359,8 @@ static Value *upgradeAMDGCNIntrinsicCall(StringRef Name, CallBase *CI, return nullptr; Value *Ptr = CI->getArgOperand(0); - if (!isa<PointerType>(Ptr->getType())) // Malformed. + PointerType *PtrTy = dyn_cast<PointerType>(Ptr->getType()); + if (!PtrTy) // Malformed. return nullptr; Value *Val = CI->getArgOperand(1); @@ -2405,6 +2406,11 @@ static Value *upgradeAMDGCNIntrinsicCall(StringRef Name, CallBase *CI, AtomicRMWInst *RMW = Builder.CreateAtomicRMW(RMWOp, Ptr, Val, std::nullopt, Order, SSID); + if (PtrTy->getAddressSpace() != 3) { + RMW->setMetadata("amdgpu.no.fine.grained.memory", + MDNode::get(F->getContext(), {})); + } + if (IsVolatile) RMW->setVolatile(true); |