[PATCH] D110246: [InstSimplify][InstCombine] Fold ptrtoint(gep i8 null, x) -> x
Roman Lebedev via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Thu Sep 23 08:20:36 PDT 2021
lebedev.ri added inline comments.
================
Comment at: llvm/lib/Analysis/InstructionSimplify.cpp:4682-4686
+ for (unsigned i = 1, e = GEP->getNumOperands() - 1; i < e; ++i) {
+ if (!match(GEP->getOperand(i), m_ZeroInt()))
+ OnlyLastIndexNonzero = false;
+ }
+ Value *LastIndexOp = GEP->getOperand(GEP->getNumOperands() - 1);
----------------
Can this be something closer to this?
I'm having trouble parsing the current one..
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D110246/new/
https://reviews.llvm.org/D110246
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