[llvm] Provide access to raw bits in PackedVector. NFC. (PR #98944)

[Stanislav Mekhanoshin via llvm-commits]

https://github.com/rampitec updated https://github.com/llvm/llvm-project/pull/98944

>From 7a76708745747917fb92202112e9ada24e269e20 Mon Sep 17 00:00:00 2001
From: Stanislav Mekhanoshin <Stanislav.Mekhanoshin at amd.com>
Date: Mon, 15 Jul 2024 11:45:47 -0700
Subject: [PATCH 1/2] Provide access to raw bits in PackedVector. NFC.

Needed for future patch to access vector as an integer mask.
---
 llvm/include/llvm/ADT/PackedVector.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/llvm/include/llvm/ADT/PackedVector.h b/llvm/include/llvm/ADT/PackedVector.h
index b448685ab6163..e837e140c03fc 100644
--- a/llvm/include/llvm/ADT/PackedVector.h
+++ b/llvm/include/llvm/ADT/PackedVector.h
@@ -141,6 +141,8 @@ class PackedVector : public PackedVectorBase<T, BitNum, BitVectorTy,
     Bits |= RHS.Bits;
     return *this;
   }
+
+  operator BitVectorTy() const { return Bits; }
 };
 
 // Leave BitNum=0 undefined.

>From 0dd8da3b40f583d8ec9a2cadb3d628c1efe34952 Mon Sep 17 00:00:00 2001
From: Stanislav Mekhanoshin <Stanislav.Mekhanoshin at amd.com>
Date: Mon, 15 Jul 2024 12:40:13 -0700
Subject: [PATCH 2/2] Changed to const BitVectorTy &raw_bits()

---
 llvm/include/llvm/ADT/PackedVector.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/llvm/include/llvm/ADT/PackedVector.h b/llvm/include/llvm/ADT/PackedVector.h
index e837e140c03fc..4a6986669c936 100644
--- a/llvm/include/llvm/ADT/PackedVector.h
+++ b/llvm/include/llvm/ADT/PackedVector.h
@@ -142,7 +142,7 @@ class PackedVector : public PackedVectorBase<T, BitNum, BitVectorTy,
     return *this;
   }
 
-  operator BitVectorTy() const { return Bits; }
+  const BitVectorTy &raw_bits() const { return Bits; }
 };
 
 // Leave BitNum=0 undefined.