[llvm] improve debug messages in delinearization and dependence analysis (PR #156339)

Sebastian Pop via llvm-commits llvm-commits at lists.llvm.org
Tue Sep 2 10:00:16 PDT 2025


https://github.com/sebpop updated https://github.com/llvm/llvm-project/pull/156339

>From 2c8e2fc173e81961eb666a08bc4c9a7d9a545587 Mon Sep 17 00:00:00 2001
From: Sebastian Pop <spop at nvidia.com>
Date: Fri, 15 Aug 2025 19:01:22 -0500
Subject: [PATCH] improve debug messages in delinearization

---
 llvm/lib/Analysis/Delinearization.cpp         | 59 ++++++++++---------
 llvm/test/Analysis/Delinearization/a.ll       |  1 -
 .../Analysis/Delinearization/byte_offset.ll   |  1 -
 .../constant_functions_multi_dim.ll           |  2 -
 .../Analysis/Delinearization/divide_by_one.ll |  2 -
 .../Delinearization/fixed_size_array.ll       | 11 ----
 .../Delinearization/gcd_multiply_expr.ll      | 28 ---------
 .../test/Analysis/Delinearization/himeno_1.ll |  1 -
 .../test/Analysis/Delinearization/himeno_2.ll |  1 -
 .../iv_times_constant_in_subscript.ll         |  1 -
 .../multidim_ivs_and_integer_offsets_3d.ll    |  1 -
 ...multidim_ivs_and_integer_offsets_nts_3d.ll |  1 -
 ...multidim_ivs_and_parameteric_offsets_3d.ll |  1 -
 .../Delinearization/multidim_only_ivs_2d.ll   |  2 -
 .../multidim_only_ivs_2d_nested.ll            |  1 -
 .../Delinearization/multidim_only_ivs_3d.ll   |  1 -
 .../multidim_only_ivs_3d_cast.ll              |  1 -
 ..._two_accesses_different_delinearization.ll |  2 -
 .../parameter_addrec_product.ll               |  3 -
 .../terms_with_identity_factor.ll             |  2 -
 .../Analysis/Delinearization/type_mismatch.ll |  1 -
 21 files changed, 31 insertions(+), 92 deletions(-)

diff --git a/llvm/lib/Analysis/Delinearization.cpp b/llvm/lib/Analysis/Delinearization.cpp
index 762d9191aab1e..e6dcf98892ae7 100644
--- a/llvm/lib/Analysis/Delinearization.cpp
+++ b/llvm/lib/Analysis/Delinearization.cpp
@@ -182,7 +182,7 @@ void llvm::collectParametricTerms(ScalarEvolution &SE, const SCEV *Expr,
   LLVM_DEBUG({
     dbgs() << "Strides:\n";
     for (const SCEV *S : Strides)
-      dbgs() << *S << "\n";
+      dbgs() << "  " << *S << "\n";
   });
 
   for (const SCEV *S : Strides) {
@@ -193,7 +193,7 @@ void llvm::collectParametricTerms(ScalarEvolution &SE, const SCEV *Expr,
   LLVM_DEBUG({
     dbgs() << "Terms:\n";
     for (const SCEV *T : Terms)
-      dbgs() << *T << "\n";
+      dbgs() << "  " << *T << "\n";
   });
 
   SCEVCollectAddRecMultiplies MulCollector(Terms, SE);
@@ -294,7 +294,7 @@ void llvm::findArrayDimensions(ScalarEvolution &SE,
   LLVM_DEBUG({
     dbgs() << "Terms:\n";
     for (const SCEV *T : Terms)
-      dbgs() << *T << "\n";
+      dbgs() << "  " << *T << "\n";
   });
 
   // Remove duplicates.
@@ -325,7 +325,7 @@ void llvm::findArrayDimensions(ScalarEvolution &SE,
   LLVM_DEBUG({
     dbgs() << "Terms after sorting:\n";
     for (const SCEV *T : NewTerms)
-      dbgs() << *T << "\n";
+      dbgs() << "  " << *T << "\n";
   });
 
   if (NewTerms.empty() || !findArrayDimensionsRec(SE, NewTerms, Sizes)) {
@@ -339,7 +339,7 @@ void llvm::findArrayDimensions(ScalarEvolution &SE,
   LLVM_DEBUG({
     dbgs() << "Sizes:\n";
     for (const SCEV *S : Sizes)
-      dbgs() << *S << "\n";
+      dbgs() << "  " << *S << "\n";
   });
 }
 
@@ -354,18 +354,24 @@ void llvm::computeAccessFunctions(ScalarEvolution &SE, const SCEV *Expr,
     if (!AR->isAffine())
       return;
 
+  LLVM_DEBUG(dbgs() << "\ncomputeAccessFunctions\n"
+                    << "Memory Access Function: " << *Expr << "\n");
+
   const SCEV *Res = Expr;
   int Last = Sizes.size() - 1;
+
   for (int i = Last; i >= 0; i--) {
+    const SCEV *Size = Sizes[i];
     const SCEV *Q, *R;
-    SCEVDivision::divide(SE, Res, Sizes[i], &Q, &R);
+
+    SCEVDivision::divide(SE, Res, Size, &Q, &R);
 
     LLVM_DEBUG({
-      dbgs() << "Res: " << *Res << "\n";
-      dbgs() << "Sizes[i]: " << *Sizes[i] << "\n";
-      dbgs() << "Res divided by Sizes[i]:\n";
-      dbgs() << "Quotient: " << *Q << "\n";
-      dbgs() << "Remainder: " << *R << "\n";
+      dbgs() << "Computing 'MemAccFn / Sizes[" << i << "]':\n";
+      dbgs() << "  MemAccFn: " << *Res << "\n";
+      dbgs() << "  Sizes[" << i << "]: " << *Size << "\n";
+      dbgs() << "  Quotient (Leftover): " << *Q << "\n";
+      dbgs() << "  Remainder (Subscript Access Function): " << *R << "\n";
     });
 
     Res = Q;
@@ -397,7 +403,8 @@ void llvm::computeAccessFunctions(ScalarEvolution &SE, const SCEV *Expr,
   LLVM_DEBUG({
     dbgs() << "Subscripts:\n";
     for (const SCEV *S : Subscripts)
-      dbgs() << *S << "\n";
+      dbgs() << "  " << *S << "\n";
+    dbgs() << "\n";
   });
 }
 
@@ -469,21 +476,6 @@ void llvm::delinearize(ScalarEvolution &SE, const SCEV *Expr,
 
   // Third step: compute the access functions for each subscript.
   computeAccessFunctions(SE, Expr, Subscripts, Sizes);
-
-  if (Subscripts.empty())
-    return;
-
-  LLVM_DEBUG({
-    dbgs() << "succeeded to delinearize " << *Expr << "\n";
-    dbgs() << "ArrayDecl[UnknownSize]";
-    for (const SCEV *S : Sizes)
-      dbgs() << "[" << *S << "]";
-
-    dbgs() << "\nArrayRef";
-    for (const SCEV *S : Subscripts)
-      dbgs() << "[" << *S << "]";
-    dbgs() << "\n";
-  });
 }
 
 static std::optional<APInt> tryIntoAPInt(const SCEV *S) {
@@ -671,6 +663,7 @@ bool llvm::getIndexExpressionsFromGEP(ScalarEvolution &SE,
   assert(Subscripts.empty() && Sizes.empty() &&
          "Expected output lists to be empty on entry to this function.");
   assert(GEP && "getIndexExpressionsFromGEP called with a null GEP");
+  LLVM_DEBUG(dbgs() << "\nGEP to delinearize: " << *GEP << "\n");
   Type *Ty = nullptr;
   bool DroppedFirstDim = false;
   for (unsigned i = 1; i < GEP->getNumOperands(); i++) {
@@ -683,22 +676,33 @@ bool llvm::getIndexExpressionsFromGEP(ScalarEvolution &SE,
           continue;
         }
       Subscripts.push_back(Expr);
+      LLVM_DEBUG(dbgs() << "Subscripts push_back: " << *Expr << "\n");
       continue;
     }
 
     auto *ArrayTy = dyn_cast<ArrayType>(Ty);
     if (!ArrayTy) {
+      LLVM_DEBUG(dbgs() << "GEP delinearize failed: " << *Ty
+                        << " is not an array type.\n");
       Subscripts.clear();
       Sizes.clear();
       return false;
     }
 
     Subscripts.push_back(Expr);
+    LLVM_DEBUG(dbgs() << "Subscripts push_back: " << *Expr << "\n");
     if (!(DroppedFirstDim && i == 2))
       Sizes.push_back(ArrayTy->getNumElements());
 
     Ty = ArrayTy->getElementType();
   }
+  LLVM_DEBUG({
+    dbgs() << "Subscripts:\n";
+    for (const SCEV *S : Subscripts)
+      dbgs() << *S << "\n";
+    dbgs() << "\n";
+  });
+
   return !Subscripts.empty();
 }
 
@@ -769,7 +773,6 @@ void printDelinearization(raw_ostream &O, Function *F, LoopInfo *LI,
 
     O << "\n";
     O << "Inst:" << Inst << "\n";
-    O << "In Loop with Header: " << L->getHeader()->getName() << "\n";
     O << "AccessFunction: " << *AccessFn << "\n";
 
     SmallVector<const SCEV *, 3> Subscripts, Sizes;
diff --git a/llvm/test/Analysis/Delinearization/a.ll b/llvm/test/Analysis/Delinearization/a.ll
index 755c9baef9b8f..1830a3da77857 100644
--- a/llvm/test/Analysis/Delinearization/a.ll
+++ b/llvm/test/Analysis/Delinearization/a.ll
@@ -11,7 +11,6 @@
 define void @foo(i64 %n, i64 %m, i64 %o, ptr nocapture %A) #0 {
 ; CHECK-LABEL: 'foo'
 ; CHECK-NEXT:  Inst: store i32 1, ptr %arrayidx11.us.us, align 4
-; CHECK-NEXT:  In Loop with Header: for.k
 ; CHECK-NEXT:  AccessFunction: {{\{\{\{}}(28 + (4 * (-4 + (3 * %m)) * %o)),+,(8 * %m * %o)}<%for.i>,+,(12 * %o)}<%for.j>,+,20}<%for.k>
 ; CHECK-NEXT:  Base offset: %A
 ; CHECK-NEXT:  ArrayDecl[UnknownSize][%m][%o] with elements of 4 bytes.
diff --git a/llvm/test/Analysis/Delinearization/byte_offset.ll b/llvm/test/Analysis/Delinearization/byte_offset.ll
index 90b1f03329e44..743dcfcca6400 100644
--- a/llvm/test/Analysis/Delinearization/byte_offset.ll
+++ b/llvm/test/Analysis/Delinearization/byte_offset.ll
@@ -13,7 +13,6 @@
 define void @foo(ptr %A, i64 %i2, i64 %arg, i1 %c) {
 ; CHECK-LABEL: 'foo'
 ; CHECK-NEXT:  Inst: store float 0.000000e+00, ptr %arrayidx, align 4
-; CHECK-NEXT:  In Loop with Header: inner.loop
 ; CHECK-NEXT:  AccessFunction: ({0,+,%i2}<%outer.loop> + %unknown)
 ; CHECK-NEXT:  failed to delinearize
 ;
diff --git a/llvm/test/Analysis/Delinearization/constant_functions_multi_dim.ll b/llvm/test/Analysis/Delinearization/constant_functions_multi_dim.ll
index c0b1a0b9cddaf..0c0fb4170b148 100644
--- a/llvm/test/Analysis/Delinearization/constant_functions_multi_dim.ll
+++ b/llvm/test/Analysis/Delinearization/constant_functions_multi_dim.ll
@@ -7,14 +7,12 @@ target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
 define void @mat_mul(ptr %C, ptr %A, ptr %B, i64 %N) #0 !kernel_arg_addr_space !2 !kernel_arg_access_qual !3 !kernel_arg_type !4 !kernel_arg_base_type !4 !kernel_arg_type_qual !5 {
 ; CHECK-LABEL: 'mat_mul'
 ; CHECK-NEXT:  Inst: %tmp = load float, ptr %arrayidx, align 4
-; CHECK-NEXT:  In Loop with Header: for.inc
 ; CHECK-NEXT:  AccessFunction: {(4 * %N * %call),+,4}<%for.inc>
 ; CHECK-NEXT:  Base offset: %A
 ; CHECK-NEXT:  ArrayDecl[UnknownSize][%N] with elements of 4 bytes.
 ; CHECK-NEXT:  ArrayRef[%call][{0,+,1}<nuw><nsw><%for.inc>]
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: %tmp5 = load float, ptr %arrayidx4, align 4
-; CHECK-NEXT:  In Loop with Header: for.inc
 ; CHECK-NEXT:  AccessFunction: {(4 * %call1),+,(4 * %N)}<%for.inc>
 ; CHECK-NEXT:  Base offset: %B
 ; CHECK-NEXT:  ArrayDecl[UnknownSize][%N] with elements of 4 bytes.
diff --git a/llvm/test/Analysis/Delinearization/divide_by_one.ll b/llvm/test/Analysis/Delinearization/divide_by_one.ll
index 28fe5c50ae779..e812e65ba7fd7 100644
--- a/llvm/test/Analysis/Delinearization/divide_by_one.ll
+++ b/llvm/test/Analysis/Delinearization/divide_by_one.ll
@@ -14,14 +14,12 @@ target datalayout = "e-m:e-p:32:32-i1:32-i64:64-a:0-n32"
 define void @test(ptr nocapture %dst, i32 %stride, i32 %bs) {
 ; CHECK-LABEL: 'test'
 ; CHECK-NEXT:  Inst: %0 = load i8, ptr %arrayidx, align 1
-; CHECK-NEXT:  In Loop with Header: for.body3
 ; CHECK-NEXT:  AccessFunction: {{\{\{}}(-1 + ((1 + %bs) * %stride)),+,(-1 * %stride)}<%for.cond1.preheader>,+,1}<nw><%for.body3>
 ; CHECK-NEXT:  Base offset: %dst
 ; CHECK-NEXT:  ArrayDecl[UnknownSize][%stride] with elements of 1 bytes.
 ; CHECK-NEXT:  ArrayRef[{(1 + %bs),+,-1}<nw><%for.cond1.preheader>][{-1,+,1}<nw><%for.body3>]
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: store i8 %0, ptr %arrayidx7, align 1
-; CHECK-NEXT:  In Loop with Header: for.body3
 ; CHECK-NEXT:  AccessFunction: {{\{\{}}(%stride * %bs),+,(-1 * %stride)}<%for.cond1.preheader>,+,1}<nsw><%for.body3>
 ; CHECK-NEXT:  Base offset: %dst
 ; CHECK-NEXT:  ArrayDecl[UnknownSize][%stride] with elements of 1 bytes.
diff --git a/llvm/test/Analysis/Delinearization/fixed_size_array.ll b/llvm/test/Analysis/Delinearization/fixed_size_array.ll
index 634850bb4a5a2..cecd1eacb1437 100644
--- a/llvm/test/Analysis/Delinearization/fixed_size_array.ll
+++ b/llvm/test/Analysis/Delinearization/fixed_size_array.ll
@@ -11,7 +11,6 @@
 define void @a_i_j_k(ptr %a) {
 ; CHECK-LABEL: 'a_i_j_k'
 ; CHECK-NEXT:  Inst: store i32 1, ptr %idx, align 4
-; CHECK-NEXT:  In Loop with Header: for.k
 ; CHECK-NEXT:  AccessFunction: {{\{\{\{}}0,+,1024}<nuw><nsw><%for.i.header>,+,128}<nw><%for.j.header>,+,4}<nw><%for.k>
 ; CHECK-NEXT:  Base offset: %a
 ; CHECK-NEXT:  ArrayDecl[UnknownSize][8][32] with elements of 4 bytes.
@@ -60,7 +59,6 @@ exit:
 define void @a_i_nj_k(ptr %a) {
 ; CHECK-LABEL: 'a_i_nj_k'
 ; CHECK-NEXT:  Inst: store i32 1, ptr %idx, align 4
-; CHECK-NEXT:  In Loop with Header: for.k
 ; CHECK-NEXT:  AccessFunction: {{\{\{\{}}896,+,1024}<nuw><nsw><%for.i.header>,+,-128}<nw><%for.j.header>,+,4}<nw><%for.k>
 ; CHECK-NEXT:  Base offset: %a
 ; CHECK-NEXT:  ArrayDecl[UnknownSize][8][32] with elements of 4 bytes.
@@ -116,14 +114,12 @@ exit:
 define void @a_ijk_b_i2jk(ptr %a, ptr %b) {
 ; CHECK-LABEL: 'a_ijk_b_i2jk'
 ; CHECK-NEXT:  Inst: store i32 1, ptr %a.idx, align 4
-; CHECK-NEXT:  In Loop with Header: for.k
 ; CHECK-NEXT:  AccessFunction: {{\{\{\{}}0,+,1024}<nuw><nsw><%for.i.header>,+,256}<nw><%for.j.header>,+,4}<nw><%for.k>
 ; CHECK-NEXT:  Base offset: %a
 ; CHECK-NEXT:  ArrayDecl[UnknownSize][4][64] with elements of 4 bytes.
 ; CHECK-NEXT:  ArrayRef[{0,+,1}<nuw><nsw><%for.i.header>][{0,+,1}<nuw><nsw><%for.j.header>][{0,+,1}<nuw><nsw><%for.k>]
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: store i32 1, ptr %b.idx, align 4
-; CHECK-NEXT:  In Loop with Header: for.k
 ; CHECK-NEXT:  AccessFunction: {{\{\{\{}}0,+,1024}<nuw><nsw><%for.i.header>,+,256}<nw><%for.j.header>,+,4}<nw><%for.k>
 ; CHECK-NEXT:  Base offset: %b
 ; CHECK-NEXT:  ArrayDecl[UnknownSize][4][64] with elements of 4 bytes.
@@ -180,7 +176,6 @@ exit:
 define void @a_i_2j1_k(ptr %a) {
 ; CHECK-LABEL: 'a_i_2j1_k'
 ; CHECK-NEXT:  Inst: store i32 1, ptr %idx, align 4
-; CHECK-NEXT:  In Loop with Header: for.k
 ; CHECK-NEXT:  AccessFunction: {{\{\{\{}}128,+,1024}<nuw><nsw><%for.i.header>,+,256}<nw><%for.j.header>,+,4}<nw><%for.k>
 ; CHECK-NEXT:  Base offset: %a
 ; CHECK-NEXT:  ArrayDecl[UnknownSize][4][64] with elements of 4 bytes.
@@ -234,7 +229,6 @@ exit:
 define void @a_i_3j_k(ptr %a) {
 ; CHECK-LABEL: 'a_i_3j_k'
 ; CHECK-NEXT:  Inst: store i32 1, ptr %idx, align 4
-; CHECK-NEXT:  In Loop with Header: for.k
 ; CHECK-NEXT:  AccessFunction: {{\{\{\{}}0,+,1024}<nuw><nsw><%for.i.header>,+,384}<nw><%for.j.header>,+,4}<nw><%for.k>
 ; CHECK-NEXT:  failed to delinearize
 ;
@@ -286,7 +280,6 @@ exit:
 define void @a_i_j_3k(ptr %a) {
 ; CHECK-LABEL: 'a_i_j_3k'
 ; CHECK-NEXT:  Inst: store i32 1, ptr %idx, align 4
-; CHECK-NEXT:  In Loop with Header: for.k
 ; CHECK-NEXT:  AccessFunction: {{\{\{\{}}0,+,1024}<nuw><nsw><%for.i.header>,+,128}<nw><%for.j.header>,+,12}<nw><%for.k>
 ; CHECK-NEXT:  Base offset: %a
 ; CHECK-NEXT:  ArrayDecl[UnknownSize][8][32] with elements of 4 bytes.
@@ -338,7 +331,6 @@ exit:
 define void @a_i_j2k_i(ptr %a) {
 ; CHECK-LABEL: 'a_i_j2k_i'
 ; CHECK-NEXT:  Inst: store i32 1, ptr %idx, align 4
-; CHECK-NEXT:  In Loop with Header: for.k
 ; CHECK-NEXT:  AccessFunction: {{\{\{\{}}0,+,1028}<%for.i.header>,+,256}<nw><%for.j.header>,+,128}<nw><%for.k>
 ; CHECK-NEXT:  failed to delinearize
 ;
@@ -390,7 +382,6 @@ exit:
 define void @a_i_i_jk(ptr %a) {
 ; CHECK-LABEL: 'a_i_i_jk'
 ; CHECK-NEXT:  Inst: store i32 1, ptr %idx, align 4
-; CHECK-NEXT:  In Loop with Header: for.k
 ; CHECK-NEXT:  AccessFunction: {{\{\{\{}}0,+,1152}<%for.i.header>,+,4}<nw><%for.j.header>,+,4}<nw><%for.k>
 ; CHECK-NEXT:  Base offset: %a
 ; CHECK-NEXT:  ArrayDecl[UnknownSize][288] with elements of 4 bytes.
@@ -441,7 +432,6 @@ exit:
 define void @a_i_jk_l(ptr %a) {
 ; CHECK-LABEL: 'a_i_jk_l'
 ; CHECK-NEXT:  Inst: store i32 1, ptr %idx, align 4
-; CHECK-NEXT:  In Loop with Header: for.l
 ; CHECK-NEXT:  AccessFunction: {{\{\{\{\{}}0,+,1024}<nuw><nsw><%for.i.header>,+,128}<nw><%for.j.header>,+,128}<nw><%for.k.header>,+,4}<nw><%for.l>
 ; CHECK-NEXT:  Base offset: %a
 ; CHECK-NEXT:  ArrayDecl[UnknownSize][8][32] with elements of 4 bytes.
@@ -502,7 +492,6 @@ exit:
 define void @non_divisible_by_element_size(ptr %a) {
 ; CHECK-LABEL: 'non_divisible_by_element_size'
 ; CHECK-NEXT:  Inst: store i32 1, ptr %idx, align 4
-; CHECK-NEXT:  In Loop with Header: for.k
 ; CHECK-NEXT:  AccessFunction: {{\{\{\{}}0,+,256}<nuw><nsw><%for.i.header>,+,32}<nw><%for.j.header>,+,1}<nw><%for.k>
 ; CHECK-NEXT:  failed to delinearize
 ;
diff --git a/llvm/test/Analysis/Delinearization/gcd_multiply_expr.ll b/llvm/test/Analysis/Delinearization/gcd_multiply_expr.ll
index 3e4545289a450..a5af30011f487 100644
--- a/llvm/test/Analysis/Delinearization/gcd_multiply_expr.ll
+++ b/llvm/test/Analysis/Delinearization/gcd_multiply_expr.ll
@@ -29,142 +29,114 @@
 define i32 @fn2() {
 ; CHECK-LABEL: 'fn2'
 ; CHECK-NEXT:  Inst: store i32 %storemerge.i, ptr @a, align 4
-; CHECK-NEXT:  In Loop with Header: for.cond2thread-pre-split.i
 ; CHECK-NEXT:  AccessFunction: 0
 ; CHECK-NEXT:  failed to delinearize
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: %9 = load i8, ptr %arrayidx.i, align 1
-; CHECK-NEXT:  In Loop with Header: for.body4.i
 ; CHECK-NEXT:  AccessFunction: (sext i32 {({(%1 * %2),+,1}<nw><%for.cond2thread-pre-split.i> + %.pr.i),+,8}<nw><%for.body4.i> to i64)
 ; CHECK-NEXT:  failed to delinearize
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: store i32 %conv.i, ptr @c, align 4
-; CHECK-NEXT:  In Loop with Header: for.body4.i
 ; CHECK-NEXT:  AccessFunction: 0
 ; CHECK-NEXT:  failed to delinearize
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: store i32 %inc.i, ptr @b, align 4
-; CHECK-NEXT:  In Loop with Header: for.body4.i
 ; CHECK-NEXT:  AccessFunction: 0
 ; CHECK-NEXT:  failed to delinearize
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: %10 = load i8, ptr %arrayidx.1.i, align 1
-; CHECK-NEXT:  In Loop with Header: for.body4.i
 ; CHECK-NEXT:  AccessFunction: (sext i32 {({(1 + (%1 * %2)),+,1}<nw><%for.cond2thread-pre-split.i> + %.pr.i),+,8}<nw><%for.body4.i> to i64)
 ; CHECK-NEXT:  failed to delinearize
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: store i32 %conv.1.i, ptr @c, align 4
-; CHECK-NEXT:  In Loop with Header: for.body4.i
 ; CHECK-NEXT:  AccessFunction: 0
 ; CHECK-NEXT:  failed to delinearize
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: store i32 %inc.1.i, ptr @b, align 4
-; CHECK-NEXT:  In Loop with Header: for.body4.i
 ; CHECK-NEXT:  AccessFunction: 0
 ; CHECK-NEXT:  failed to delinearize
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: %11 = load i8, ptr %arrayidx.2.i, align 1
-; CHECK-NEXT:  In Loop with Header: for.body4.i
 ; CHECK-NEXT:  AccessFunction: (sext i32 {({(2 + (%1 * %2)),+,1}<nw><%for.cond2thread-pre-split.i> + %.pr.i),+,8}<nw><%for.body4.i> to i64)
 ; CHECK-NEXT:  failed to delinearize
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: store i32 %conv.2.i, ptr @c, align 4
-; CHECK-NEXT:  In Loop with Header: for.body4.i
 ; CHECK-NEXT:  AccessFunction: 0
 ; CHECK-NEXT:  failed to delinearize
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: store i32 %inc.2.i, ptr @b, align 4
-; CHECK-NEXT:  In Loop with Header: for.body4.i
 ; CHECK-NEXT:  AccessFunction: 0
 ; CHECK-NEXT:  failed to delinearize
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: %12 = load i8, ptr %arrayidx.3.i, align 1
-; CHECK-NEXT:  In Loop with Header: for.body4.i
 ; CHECK-NEXT:  AccessFunction: (sext i32 {({(3 + (%1 * %2)),+,1}<nw><%for.cond2thread-pre-split.i> + %.pr.i),+,8}<nw><%for.body4.i> to i64)
 ; CHECK-NEXT:  failed to delinearize
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: store i32 %conv.3.i, ptr @c, align 4
-; CHECK-NEXT:  In Loop with Header: for.body4.i
 ; CHECK-NEXT:  AccessFunction: 0
 ; CHECK-NEXT:  failed to delinearize
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: store i32 %inc.3.i, ptr @b, align 4
-; CHECK-NEXT:  In Loop with Header: for.body4.i
 ; CHECK-NEXT:  AccessFunction: 0
 ; CHECK-NEXT:  failed to delinearize
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: %13 = load i8, ptr %arrayidx.4.i, align 1
-; CHECK-NEXT:  In Loop with Header: for.body4.i
 ; CHECK-NEXT:  AccessFunction: (sext i32 {({(4 + (%1 * %2)),+,1}<nw><%for.cond2thread-pre-split.i> + %.pr.i),+,8}<nw><%for.body4.i> to i64)
 ; CHECK-NEXT:  failed to delinearize
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: store i32 %conv.4.i, ptr @c, align 4
-; CHECK-NEXT:  In Loop with Header: for.body4.i
 ; CHECK-NEXT:  AccessFunction: 0
 ; CHECK-NEXT:  failed to delinearize
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: store i32 %inc.4.i, ptr @b, align 4
-; CHECK-NEXT:  In Loop with Header: for.body4.i
 ; CHECK-NEXT:  AccessFunction: 0
 ; CHECK-NEXT:  failed to delinearize
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: %14 = load i8, ptr %arrayidx.5.i, align 1
-; CHECK-NEXT:  In Loop with Header: for.body4.i
 ; CHECK-NEXT:  AccessFunction: (sext i32 {({(5 + (%1 * %2)),+,1}<nw><%for.cond2thread-pre-split.i> + %.pr.i),+,8}<nw><%for.body4.i> to i64)
 ; CHECK-NEXT:  failed to delinearize
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: store i32 %conv.5.i, ptr @c, align 4
-; CHECK-NEXT:  In Loop with Header: for.body4.i
 ; CHECK-NEXT:  AccessFunction: 0
 ; CHECK-NEXT:  failed to delinearize
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: store i32 %inc.5.i, ptr @b, align 4
-; CHECK-NEXT:  In Loop with Header: for.body4.i
 ; CHECK-NEXT:  AccessFunction: 0
 ; CHECK-NEXT:  failed to delinearize
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: %15 = load i8, ptr %arrayidx.6.i, align 1
-; CHECK-NEXT:  In Loop with Header: for.body4.i
 ; CHECK-NEXT:  AccessFunction: (sext i32 {({(6 + (%1 * %2)),+,1}<nw><%for.cond2thread-pre-split.i> + %.pr.i),+,8}<nw><%for.body4.i> to i64)
 ; CHECK-NEXT:  failed to delinearize
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: store i32 %conv.6.i, ptr @c, align 4
-; CHECK-NEXT:  In Loop with Header: for.body4.i
 ; CHECK-NEXT:  AccessFunction: 0
 ; CHECK-NEXT:  failed to delinearize
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: store i32 %inc.6.i, ptr @b, align 4
-; CHECK-NEXT:  In Loop with Header: for.body4.i
 ; CHECK-NEXT:  AccessFunction: 0
 ; CHECK-NEXT:  failed to delinearize
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: %16 = load i8, ptr %arrayidx.7.i, align 1
-; CHECK-NEXT:  In Loop with Header: for.body4.i
 ; CHECK-NEXT:  AccessFunction: (sext i32 {({(7 + (%1 * %2)),+,1}<nw><%for.cond2thread-pre-split.i> + %.pr.i),+,8}<nw><%for.body4.i> to i64)
 ; CHECK-NEXT:  failed to delinearize
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: store i32 %conv.7.i, ptr @c, align 4
-; CHECK-NEXT:  In Loop with Header: for.body4.i
 ; CHECK-NEXT:  AccessFunction: 0
 ; CHECK-NEXT:  failed to delinearize
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: store i32 %inc.7.i, ptr @b, align 4
-; CHECK-NEXT:  In Loop with Header: for.body4.i
 ; CHECK-NEXT:  AccessFunction: 0
 ; CHECK-NEXT:  failed to delinearize
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: %21 = load i8, ptr %arrayidx.ur.i, align 1
-; CHECK-NEXT:  In Loop with Header: for.body4.ur.i
 ; CHECK-NEXT:  AccessFunction: (sext i32 {({(%1 * %2),+,1}<nw><%for.cond2thread-pre-split.i> + %.ph),+,1}<nw><%for.body4.ur.i> to i64)
 ; CHECK-NEXT:  failed to delinearize
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: store i32 %conv.ur.i, ptr @c, align 4
-; CHECK-NEXT:  In Loop with Header: for.body4.ur.i
 ; CHECK-NEXT:  AccessFunction: 0
 ; CHECK-NEXT:  failed to delinearize
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: store i32 %inc.ur.i, ptr @b, align 4
-; CHECK-NEXT:  In Loop with Header: for.body4.ur.i
 ; CHECK-NEXT:  AccessFunction: 0
 ; CHECK-NEXT:  failed to delinearize
 ;
diff --git a/llvm/test/Analysis/Delinearization/himeno_1.ll b/llvm/test/Analysis/Delinearization/himeno_1.ll
index 292dca61d0592..5ae5d04505b8c 100644
--- a/llvm/test/Analysis/Delinearization/himeno_1.ll
+++ b/llvm/test/Analysis/Delinearization/himeno_1.ll
@@ -32,7 +32,6 @@
 define void @jacobi(i32 %nn, ptr nocapture %a, ptr nocapture %p) nounwind uwtable {
 ; CHECK-LABEL: 'jacobi'
 ; CHECK-NEXT:  Inst: store float 1.000000e+00, ptr %arrayidx, align 4
-; CHECK-NEXT:  In Loop with Header: for.k
 ; CHECK-NEXT:  AccessFunction: {{\{\{\{}}(4 + (4 * (sext i32 %a.deps to i64) * (1 + (sext i32 %a.cols to i64))<nsw>)),+,(4 * (sext i32 %a.deps to i64) * (sext i32 %a.cols to i64))}<%for.i>,+,(4 * (sext i32 %a.deps to i64))<nsw>}<%for.j>,+,4}<%for.k>
 ; CHECK-NEXT:  Base offset: %a.base
 ; CHECK-NEXT:  ArrayDecl[UnknownSize][(sext i32 %a.cols to i64)][(sext i32 %a.deps to i64)] with elements of 4 bytes.
diff --git a/llvm/test/Analysis/Delinearization/himeno_2.ll b/llvm/test/Analysis/Delinearization/himeno_2.ll
index d210539d67d8b..75e4f027c4c6c 100644
--- a/llvm/test/Analysis/Delinearization/himeno_2.ll
+++ b/llvm/test/Analysis/Delinearization/himeno_2.ll
@@ -32,7 +32,6 @@
 define void @jacobi(i32 %nn, ptr nocapture %a, ptr nocapture %p) nounwind uwtable {
 ; CHECK-LABEL: 'jacobi'
 ; CHECK-NEXT:  Inst: store float 1.000000e+00, ptr %arrayidx, align 4
-; CHECK-NEXT:  In Loop with Header: for.k
 ; CHECK-NEXT:  AccessFunction: {{\{\{\{}}(4 + (4 * (sext i32 %a.deps to i64) * (1 + (sext i32 %a.cols to i64))<nsw>)),+,(4 * (sext i32 %a.deps to i64) * (sext i32 %a.cols to i64))}<%for.i>,+,(4 * (sext i32 %a.deps to i64))<nsw>}<%for.j>,+,4}<%for.k>
 ; CHECK-NEXT:  Base offset: %a.base
 ; CHECK-NEXT:  ArrayDecl[UnknownSize][(sext i32 %a.cols to i64)][(sext i32 %a.deps to i64)] with elements of 4 bytes.
diff --git a/llvm/test/Analysis/Delinearization/iv_times_constant_in_subscript.ll b/llvm/test/Analysis/Delinearization/iv_times_constant_in_subscript.ll
index cbe3ec8a19acd..fc0a6c4e8b952 100644
--- a/llvm/test/Analysis/Delinearization/iv_times_constant_in_subscript.ll
+++ b/llvm/test/Analysis/Delinearization/iv_times_constant_in_subscript.ll
@@ -12,7 +12,6 @@
 define void @foo(i64 %n, i64 %m, i64 %b, ptr %A) {
 ; CHECK-LABEL: 'foo'
 ; CHECK-NEXT:  Inst: store double 1.000000e+00, ptr %arrayidx, align 8
-; CHECK-NEXT:  In Loop with Header: for.j
 ; CHECK-NEXT:  AccessFunction: {{\{\{}}(8 * %m * %b),+,(16 * %m)}<%for.i>,+,16}<%for.j>
 ; CHECK-NEXT:  Base offset: %A
 ; CHECK-NEXT:  ArrayDecl[UnknownSize][%m] with elements of 8 bytes.
diff --git a/llvm/test/Analysis/Delinearization/multidim_ivs_and_integer_offsets_3d.ll b/llvm/test/Analysis/Delinearization/multidim_ivs_and_integer_offsets_3d.ll
index 3d21d97438462..0493a93dfee9d 100644
--- a/llvm/test/Analysis/Delinearization/multidim_ivs_and_integer_offsets_3d.ll
+++ b/llvm/test/Analysis/Delinearization/multidim_ivs_and_integer_offsets_3d.ll
@@ -12,7 +12,6 @@
 define void @foo(i64 %n, i64 %m, i64 %o, ptr %A) {
 ; CHECK-LABEL: 'foo'
 ; CHECK-NEXT:  Inst: store double 1.000000e+00, ptr %idx, align 8
-; CHECK-NEXT:  In Loop with Header: for.k
 ; CHECK-NEXT:  AccessFunction: {{\{\{\{}}(56 + (8 * (-4 + (3 * %m)) * %o)),+,(8 * %m * %o)}<%for.i>,+,(8 * %o)}<%for.j>,+,8}<%for.k>
 ; CHECK-NEXT:  Base offset: %A
 ; CHECK-NEXT:  ArrayDecl[UnknownSize][%m][%o] with elements of 8 bytes.
diff --git a/llvm/test/Analysis/Delinearization/multidim_ivs_and_integer_offsets_nts_3d.ll b/llvm/test/Analysis/Delinearization/multidim_ivs_and_integer_offsets_nts_3d.ll
index 3dbd71b1c9ac5..2e9c3d77f3281 100644
--- a/llvm/test/Analysis/Delinearization/multidim_ivs_and_integer_offsets_nts_3d.ll
+++ b/llvm/test/Analysis/Delinearization/multidim_ivs_and_integer_offsets_nts_3d.ll
@@ -12,7 +12,6 @@
 define void @foo(i64 %n, i64 %m, i64 %o, i64 %p, ptr nocapture %A) nounwind uwtable {
 ; CHECK-LABEL: 'foo'
 ; CHECK-NEXT:  Inst: store double 1.000000e+00, ptr %arrayidx10.us.us, align 8
-; CHECK-NEXT:  In Loop with Header: for.body6.us.us
 ; CHECK-NEXT:  AccessFunction: {{\{\{\{}}(56 + (8 * (-4 + (3 * %m)) * (%o + %p))),+,(8 * (%o + %p) * %m)}<%for.cond4.preheader.lr.ph.us>,+,(8 * (%o + %p))}<%for.body6.lr.ph.us.us>,+,8}<%for.body6.us.us>
 ; CHECK-NEXT:  Base offset: %A
 ; CHECK-NEXT:  ArrayDecl[UnknownSize][%m][(%o + %p)] with elements of 8 bytes.
diff --git a/llvm/test/Analysis/Delinearization/multidim_ivs_and_parameteric_offsets_3d.ll b/llvm/test/Analysis/Delinearization/multidim_ivs_and_parameteric_offsets_3d.ll
index a2d64a5b40bc9..a31192ef72f04 100644
--- a/llvm/test/Analysis/Delinearization/multidim_ivs_and_parameteric_offsets_3d.ll
+++ b/llvm/test/Analysis/Delinearization/multidim_ivs_and_parameteric_offsets_3d.ll
@@ -12,7 +12,6 @@
 define void @foo(i64 %n, i64 %m, i64 %o, ptr %A, i64 %p, i64 %q, i64 %r) {
 ; CHECK-LABEL: 'foo'
 ; CHECK-NEXT:  Inst: store double 1.000000e+00, ptr %idx, align 8
-; CHECK-NEXT:  In Loop with Header: for.k
 ; CHECK-NEXT:  AccessFunction: {{\{\{\{}}(8 * ((((%m * %p) + %q) * %o) + %r)),+,(8 * %m * %o)}<%for.i>,+,(8 * %o)}<%for.j>,+,8}<%for.k>
 ; CHECK-NEXT:  Base offset: %A
 ; CHECK-NEXT:  ArrayDecl[UnknownSize][%m][%o] with elements of 8 bytes.
diff --git a/llvm/test/Analysis/Delinearization/multidim_only_ivs_2d.ll b/llvm/test/Analysis/Delinearization/multidim_only_ivs_2d.ll
index ac83ba19b252d..432f7af7e0698 100644
--- a/llvm/test/Analysis/Delinearization/multidim_only_ivs_2d.ll
+++ b/llvm/test/Analysis/Delinearization/multidim_only_ivs_2d.ll
@@ -12,14 +12,12 @@
 define void @foo(i64 %n, i64 %m, ptr %A) {
 ; CHECK-LABEL: 'foo'
 ; CHECK-NEXT:  Inst: %val = load double, ptr %arrayidx, align 8
-; CHECK-NEXT:  In Loop with Header: for.j
 ; CHECK-NEXT:  AccessFunction: {{\{\{}}0,+,(8 * %m)}<%for.i>,+,8}<%for.j>
 ; CHECK-NEXT:  Base offset: %A
 ; CHECK-NEXT:  ArrayDecl[UnknownSize][%m] with elements of 8 bytes.
 ; CHECK-NEXT:  ArrayRef[{0,+,1}<nuw><nsw><%for.i>][{0,+,1}<nuw><nsw><%for.j>]
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: store double %val, ptr %arrayidx, align 8
-; CHECK-NEXT:  In Loop with Header: for.j
 ; CHECK-NEXT:  AccessFunction: {{\{\{}}0,+,(8 * %m)}<%for.i>,+,8}<%for.j>
 ; CHECK-NEXT:  Base offset: %A
 ; CHECK-NEXT:  ArrayDecl[UnknownSize][%m] with elements of 8 bytes.
diff --git a/llvm/test/Analysis/Delinearization/multidim_only_ivs_2d_nested.ll b/llvm/test/Analysis/Delinearization/multidim_only_ivs_2d_nested.ll
index 262a092794cb1..c7a2a89e3183d 100644
--- a/llvm/test/Analysis/Delinearization/multidim_only_ivs_2d_nested.ll
+++ b/llvm/test/Analysis/Delinearization/multidim_only_ivs_2d_nested.ll
@@ -18,7 +18,6 @@
 define void @foo(i64 %a, i64 %b) nounwind uwtable {
 ; CHECK-LABEL: 'foo'
 ; CHECK-NEXT:  Inst: store double 1.000000e+00, ptr %arrayidx10.us.us, align 8
-; CHECK-NEXT:  In Loop with Header: for.body9.us.us
 ; CHECK-NEXT:  AccessFunction: {{\{\{}}0,+,{8,+,8}<%for.cond7.preheader.lr.ph.split.us.us>}<%for.body9.lr.ph.us.us>,+,8}<%for.body9.us.us>
 ; CHECK-NEXT:  failed to delinearize
 ;
diff --git a/llvm/test/Analysis/Delinearization/multidim_only_ivs_3d.ll b/llvm/test/Analysis/Delinearization/multidim_only_ivs_3d.ll
index b1405db81a787..966a8222d8a15 100644
--- a/llvm/test/Analysis/Delinearization/multidim_only_ivs_3d.ll
+++ b/llvm/test/Analysis/Delinearization/multidim_only_ivs_3d.ll
@@ -12,7 +12,6 @@
 define void @foo(i64 %n, i64 %m, i64 %o, ptr %A) {
 ; CHECK-LABEL: 'foo'
 ; CHECK-NEXT:  Inst: store double 1.000000e+00, ptr %idx, align 8
-; CHECK-NEXT:  In Loop with Header: for.k
 ; CHECK-NEXT:  AccessFunction: {{\{\{\{}}0,+,(8 * %m * %o)}<%for.i>,+,(8 * %o)}<%for.j>,+,8}<%for.k>
 ; CHECK-NEXT:  Base offset: %A
 ; CHECK-NEXT:  ArrayDecl[UnknownSize][%m][%o] with elements of 8 bytes.
diff --git a/llvm/test/Analysis/Delinearization/multidim_only_ivs_3d_cast.ll b/llvm/test/Analysis/Delinearization/multidim_only_ivs_3d_cast.ll
index 6de072ebaee13..da40825984663 100644
--- a/llvm/test/Analysis/Delinearization/multidim_only_ivs_3d_cast.ll
+++ b/llvm/test/Analysis/Delinearization/multidim_only_ivs_3d_cast.ll
@@ -14,7 +14,6 @@ target triple = "x86_64-unknown-linux-gnu"
 define void @foo(i32 %n, i32 %m, i32 %o, ptr %A) {
 ; CHECK-LABEL: 'foo'
 ; CHECK-NEXT:  Inst: store double 1.000000e+00, ptr %idx, align 8
-; CHECK-NEXT:  In Loop with Header: for.k
 ; CHECK-NEXT:  AccessFunction: {{\{\{\{}}0,+,(8 * (zext i32 %m to i64) * (zext i32 %o to i64))}<%for.i>,+,(8 * (zext i32 %o to i64))<nuw><nsw>}<%for.j>,+,8}<%for.k>
 ; CHECK-NEXT:  Base offset: %A
 ; CHECK-NEXT:  ArrayDecl[UnknownSize][(zext i32 %m to i64)][(zext i32 %o to i64)] with elements of 8 bytes.
diff --git a/llvm/test/Analysis/Delinearization/multidim_two_accesses_different_delinearization.ll b/llvm/test/Analysis/Delinearization/multidim_two_accesses_different_delinearization.ll
index d7148c5216462..da77cd37fede5 100644
--- a/llvm/test/Analysis/Delinearization/multidim_two_accesses_different_delinearization.ll
+++ b/llvm/test/Analysis/Delinearization/multidim_two_accesses_different_delinearization.ll
@@ -15,14 +15,12 @@ target triple = "x86_64-unknown-linux-gnu"
 define void @foo(i64 %n, i64 %m, ptr %A) {
 ; CHECK-LABEL: 'foo'
 ; CHECK-NEXT:  Inst: store double 1.000000e+00, ptr %arrayidx, align 8
-; CHECK-NEXT:  In Loop with Header: for.j
 ; CHECK-NEXT:  AccessFunction: {{\{\{}}0,+,(8 * %m)}<%for.i>,+,8}<%for.j>
 ; CHECK-NEXT:  Base offset: %A
 ; CHECK-NEXT:  ArrayDecl[UnknownSize][%m] with elements of 8 bytes.
 ; CHECK-NEXT:  ArrayRef[{0,+,1}<nuw><nsw><%for.i>][{0,+,1}<nuw><nsw><%for.j>]
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: store double 1.000000e+00, ptr %arrayidx1, align 8
-; CHECK-NEXT:  In Loop with Header: for.j
 ; CHECK-NEXT:  AccessFunction: {{\{\{}}0,+,8}<%for.i>,+,(8 * %n)}<%for.j>
 ; CHECK-NEXT:  Base offset: %A
 ; CHECK-NEXT:  ArrayDecl[UnknownSize][%n] with elements of 8 bytes.
diff --git a/llvm/test/Analysis/Delinearization/parameter_addrec_product.ll b/llvm/test/Analysis/Delinearization/parameter_addrec_product.ll
index cbccafd1e6546..49eeee3bd2119 100644
--- a/llvm/test/Analysis/Delinearization/parameter_addrec_product.ll
+++ b/llvm/test/Analysis/Delinearization/parameter_addrec_product.ll
@@ -11,19 +11,16 @@ target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
 define void @foo(ptr %A, ptr %p) {
 ; CHECK-LABEL: 'foo'
 ; CHECK-NEXT:  Inst: %pval = load i64, ptr %p, align 8
-; CHECK-NEXT:  In Loop with Header: bb4
 ; CHECK-NEXT:  AccessFunction: 0
 ; CHECK-NEXT:  failed to delinearize
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: %tmp11 = load float, ptr %tmp10, align 4
-; CHECK-NEXT:  In Loop with Header: bb4
 ; CHECK-NEXT:  AccessFunction: (4 * (({0,+,1}<nuw><nsw><%bb2> * %pval)<nsw> + {0,+,1}<nuw><nsw><%bb4>)<nsw>)<nsw>
 ; CHECK-NEXT:  Base offset: %A
 ; CHECK-NEXT:  ArrayDecl[UnknownSize][%pval] with elements of 4 bytes.
 ; CHECK-NEXT:  ArrayRef[{0,+,1}<nuw><nsw><%bb2>][{0,+,1}<nuw><nsw><%bb4>]
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: store float %tmp12, ptr %tmp10, align 4
-; CHECK-NEXT:  In Loop with Header: bb4
 ; CHECK-NEXT:  AccessFunction: (4 * (({0,+,1}<nuw><nsw><%bb2> * %pval)<nsw> + {0,+,1}<nuw><nsw><%bb4>)<nsw>)<nsw>
 ; CHECK-NEXT:  Base offset: %A
 ; CHECK-NEXT:  ArrayDecl[UnknownSize][%pval] with elements of 4 bytes.
diff --git a/llvm/test/Analysis/Delinearization/terms_with_identity_factor.ll b/llvm/test/Analysis/Delinearization/terms_with_identity_factor.ll
index 86adcc8a1957c..5b0465f7fb75e 100644
--- a/llvm/test/Analysis/Delinearization/terms_with_identity_factor.ll
+++ b/llvm/test/Analysis/Delinearization/terms_with_identity_factor.ll
@@ -9,14 +9,12 @@
 define void @foo(i32 %m, i32 %n, ptr nocapture %A) #0 {
 ; CHECK-LABEL: 'foo'
 ; CHECK-NEXT:  Inst: %4 = load i8, ptr %arrayidx.us, align 1
-; CHECK-NEXT:  In Loop with Header: for.body3.us
 ; CHECK-NEXT:  AccessFunction: {{\{\{}}0,+,(sext i32 %n to i64)}<nsw><%for.body3.lr.ph.us>,+,1}<nsw><%for.body3.us>
 ; CHECK-NEXT:  Base offset: %A
 ; CHECK-NEXT:  ArrayDecl[UnknownSize][(sext i32 %n to i64)] with elements of 1 bytes.
 ; CHECK-NEXT:  ArrayRef[{0,+,1}<nuw><nsw><%for.body3.lr.ph.us>][{0,+,1}<nuw><nsw><%for.body3.us>]
 ; CHECK-EMPTY:
 ; CHECK-NEXT:  Inst: store i8 %add4.us, ptr %arrayidx.us, align 1
-; CHECK-NEXT:  In Loop with Header: for.body3.us
 ; CHECK-NEXT:  AccessFunction: {{\{\{}}0,+,(sext i32 %n to i64)}<nsw><%for.body3.lr.ph.us>,+,1}<nsw><%for.body3.us>
 ; CHECK-NEXT:  Base offset: %A
 ; CHECK-NEXT:  ArrayDecl[UnknownSize][(sext i32 %n to i64)] with elements of 1 bytes.
diff --git a/llvm/test/Analysis/Delinearization/type_mismatch.ll b/llvm/test/Analysis/Delinearization/type_mismatch.ll
index 1b78f24485743..6d344975daf92 100644
--- a/llvm/test/Analysis/Delinearization/type_mismatch.ll
+++ b/llvm/test/Analysis/Delinearization/type_mismatch.ll
@@ -12,7 +12,6 @@ target datalayout = "e-m:e-p:32:32-i64:64-a:0-v32:32-n16:32"
 define fastcc void @test(i1 %arg, ptr %x) {
 ; CHECK-LABEL: 'test'
 ; CHECK-NEXT:  Inst: store i8 42, ptr %arrayidx.phi, align 1
-; CHECK-NEXT:  In Loop with Header: for.body11
 ; CHECK-NEXT:  AccessFunction: 0
 ; CHECK-NEXT:  failed to delinearize
 ;



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