[MLIR][Affine] NFC. Fix outdated comment in affine analysis utils

[bondhugula]

No description provided.

[llvmbot]

@llvm/pr-subscribers-mlir

Author: Uday Bondhugula (bondhugula)

Changes

---

Full diff: https://github.com/llvm/llvm-project/pull/128406.diff

1 Files Affected:

• (modified) mlir/lib/Dialect/Affine/Analysis/Utils.cpp (+2-3)

diff --git a/mlir/lib/Dialect/Affine/Analysis/Utils.cpp b/mlir/lib/Dialect/Affine/Analysis/Utils.cpp
index 7f06bc5160b9d..ba6f045cff408 100644
--- a/mlir/lib/Dialect/Affine/Analysis/Utils.cpp
+++ b/mlir/lib/Dialect/Affine/Analysis/Utils.cpp
@@ -282,9 +282,8 @@ bool MemRefDependenceGraph::init() {
       // Create graph node for top-level op unless it is known to be
       // memory-effect free. This covers all unknown/unregistered ops,
       // non-affine ops with memory effects, and region-holding ops with a
-      // well-defined control flow. During the fusion validity checks, we look
-      // for non-affine ops on the path from source to destination, at which
-      // point we check which memrefs if any are used in the region.
+      // well-defined control flow. During the fusion validity checks, edges
+      // to/from these ops get looked at.
       Node *node = addNodeToMDG(&op, *this, memrefAccesses);
       if (!node)
         return false;

[llvmbot]

@llvm/pr-subscribers-mlir-affine

Author: Uday Bondhugula (bondhugula)

Changes

---

Full diff: https://github.com/llvm/llvm-project/pull/128406.diff

1 Files Affected:

• (modified) mlir/lib/Dialect/Affine/Analysis/Utils.cpp (+2-3)

diff --git a/mlir/lib/Dialect/Affine/Analysis/Utils.cpp b/mlir/lib/Dialect/Affine/Analysis/Utils.cpp
index 7f06bc5160b9d..ba6f045cff408 100644
--- a/mlir/lib/Dialect/Affine/Analysis/Utils.cpp
+++ b/mlir/lib/Dialect/Affine/Analysis/Utils.cpp
@@ -282,9 +282,8 @@ bool MemRefDependenceGraph::init() {
       // Create graph node for top-level op unless it is known to be
       // memory-effect free. This covers all unknown/unregistered ops,
       // non-affine ops with memory effects, and region-holding ops with a
-      // well-defined control flow. During the fusion validity checks, we look
-      // for non-affine ops on the path from source to destination, at which
-      // point we check which memrefs if any are used in the region.
+      // well-defined control flow. During the fusion validity checks, edges
+      // to/from these ops get looked at.
       Node *node = addNodeToMDG(&op, *this, memrefAccesses);
       if (!node)
         return false;

[bondhugula]

NFC comment update, merging.