[llvm] [RemoveDIs] Support DPValue dbg.declares in MemoryOpRemark (PR #74108)

Orlando Cazalet-Hyams via llvm-commits llvm-commits at lists.llvm.org
Fri Dec 1 09:18:42 PST 2023


https://github.com/OCHyams created https://github.com/llvm/llvm-project/pull/74108

Depends on #74099, #73500.

>From eb620fe027155b7b8282aa167f09281671093b36 Mon Sep 17 00:00:00 2001
From: OCHyams <orlando.hyams at sony.com>
Date: Thu, 23 Nov 2023 13:34:44 +0000
Subject: [PATCH] [RemoveDIs] Support DPValue dbg.declares in MemoryOpRemark

Depends on #74099, #73500.
---
 llvm/lib/Transforms/Utils/MemoryOpRemark.cpp | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/llvm/lib/Transforms/Utils/MemoryOpRemark.cpp b/llvm/lib/Transforms/Utils/MemoryOpRemark.cpp
index 531b0a624dafab6..0219c780b56c966 100644
--- a/llvm/lib/Transforms/Utils/MemoryOpRemark.cpp
+++ b/llvm/lib/Transforms/Utils/MemoryOpRemark.cpp
@@ -321,8 +321,10 @@ void MemoryOpRemark::visitVariable(const Value *V,
   bool FoundDI = false;
   // Try to get an llvm.dbg.declare, which has a DILocalVariable giving us the
   // real debug info name and size of the variable.
-  for (const DbgVariableIntrinsic *DVI :
-       FindDbgDeclareUses(const_cast<Value *>(V))) {
+  SmallVector<DbgDeclareInst *> DbgDeclares;
+  SmallVector<DPValue *> DPValues;
+  findDbgDeclares(DbgDeclares, const_cast<Value *>(V), &DPValues);
+  auto FindDI = [&](const auto *DVI) {
     if (DILocalVariable *DILV = DVI->getVariable()) {
       std::optional<uint64_t> DISize = getSizeInBytes(DILV->getSizeInBits());
       VariableInfo Var{DILV->getName(), DISize};
@@ -331,7 +333,10 @@ void MemoryOpRemark::visitVariable(const Value *V,
         FoundDI = true;
       }
     }
-  }
+  };
+  for_each(DbgDeclares, FindDI);
+  for_each(DPValues, FindDI);
+
   if (FoundDI) {
     assert(!Result.empty());
     return;



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