[PATCH] D111221: [AArch64][SVE] Improve code generation for VLS i1 masks
Bradley Smith via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Mon Oct 25 03:34:21 PDT 2021
bsmith added inline comments.
================
Comment at: llvm/lib/Target/AArch64/AArch64ISelLowering.cpp:36
#include "llvm/CodeGen/CallingConvLower.h"
+#include "llvm/CodeGen/ISDOpcodes.h"
#include "llvm/CodeGen/MachineBasicBlock.h"
----------------
Rogue include?
================
Comment at: llvm/lib/Target/AArch64/AArch64ISelLowering.cpp:16047
+ auto OrigPred = LHS->getOperand(0)->getOperand(0)->getOperand(0);
+ if (Pred.getConstantOperandVal(0) == OrigPred.getConstantOperandVal(0))
+ return LHS->getOperand(0);
----------------
Is this assuming that Pred and OrigPred and ptrues? If they're not, won't this break?
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D111221/new/
https://reviews.llvm.org/D111221
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