diff --git a/llvm/test/Transforms/LoopVectorize/2016-07-27-loop-vec.ll b/llvm/test/Transforms/LoopVectorize/2016-07-27-loop-vec.ll
index f64dcb36f704d..5047d92c9459c 100644
--- a/llvm/test/Transforms/LoopVectorize/2016-07-27-loop-vec.ll
+++ b/llvm/test/Transforms/LoopVectorize/2016-07-27-loop-vec.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -loop-vectorize -S
+; RUN: opt < %s -passes=loop-vectorize -S
 
 define void @foo() local_unnamed_addr {
 entry:
diff --git a/llvm/test/Transforms/LoopVectorize/alias-set-with-uncomputable-bounds.ll b/llvm/test/Transforms/LoopVectorize/alias-set-with-uncomputable-bounds.ll
index 5f48283f52a43..94ae8e3e3ee49 100644
--- a/llvm/test/Transforms/LoopVectorize/alias-set-with-uncomputable-bounds.ll
+++ b/llvm/test/Transforms/LoopVectorize/alias-set-with-uncomputable-bounds.ll
@@ -1,4 +1,4 @@
-; RUN: opt  -loop-vectorize -force-vector-width=2 -S %s | FileCheck %s
+; RUN: opt  -passes=loop-vectorize -force-vector-width=2 -S %s | FileCheck %s
 
 ; Tests with alias sets that contain points with uncomputable bounds because
 ; they include %offset.1, which is loaded in each loop iteration.
diff --git a/llvm/test/Transforms/LoopVectorize/align.ll b/llvm/test/Transforms/LoopVectorize/align.ll
index 3707f7dcb082f..370456b778155 100644
--- a/llvm/test/Transforms/LoopVectorize/align.ll
+++ b/llvm/test/Transforms/LoopVectorize/align.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s  -loop-vectorize -force-vector-interleave=1 -force-vector-width=4 -S | FileCheck %s
+; RUN: opt < %s  -passes=loop-vectorize -force-vector-interleave=1 -force-vector-width=4 -S | FileCheck %s
 
 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
 
diff --git a/llvm/test/Transforms/LoopVectorize/assume.ll b/llvm/test/Transforms/LoopVectorize/assume.ll
index b1cb79efa2245..b93b9ed0bf524 100644
--- a/llvm/test/Transforms/LoopVectorize/assume.ll
+++ b/llvm/test/Transforms/LoopVectorize/assume.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s  -loop-vectorize -force-vector-width=2 -force-vector-interleave=2  -S | FileCheck %s
+; RUN: opt < %s  -passes=loop-vectorize -force-vector-width=2 -force-vector-interleave=2  -S | FileCheck %s
 
 define void @test1(float* noalias nocapture %a, float* noalias nocapture readonly %b) {
 ; CHECK-LABEL: @test1(
diff --git a/llvm/test/Transforms/LoopVectorize/control-flow.ll b/llvm/test/Transforms/LoopVectorize/control-flow.ll
index 7aa065e49f584..9277f1c0cb383 100644
--- a/llvm/test/Transforms/LoopVectorize/control-flow.ll
+++ b/llvm/test/Transforms/LoopVectorize/control-flow.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -loop-vectorize -force-vector-width=4 -S -pass-remarks-missed='loop-vectorize' 2>&1 | FileCheck %s
+; RUN: opt < %s -passes=loop-vectorize -force-vector-width=4 -S -pass-remarks-missed='loop-vectorize' 2>&1 | FileCheck %s
 
 ; C/C++ code for control flow test
 ; int test(int *A, int Length) {
diff --git a/llvm/test/Transforms/LoopVectorize/dead_instructions.ll b/llvm/test/Transforms/LoopVectorize/dead_instructions.ll
index ab9b595abff0d..a1aa330bb75a3 100644
--- a/llvm/test/Transforms/LoopVectorize/dead_instructions.ll
+++ b/llvm/test/Transforms/LoopVectorize/dead_instructions.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -force-vector-width=2 -force-vector-interleave=2 -loop-vectorize -S | FileCheck %s
+; RUN: opt < %s -force-vector-width=2 -force-vector-interleave=2 -passes=loop-vectorize -S | FileCheck %s
 
 target datalayout = "e-m:e-i64:64-i128:128-n32:64-S128"
 
diff --git a/llvm/test/Transforms/LoopVectorize/debugloc.ll b/llvm/test/Transforms/LoopVectorize/debugloc.ll
index f44e6ba7d86cd..4c16354640461 100644
--- a/llvm/test/Transforms/LoopVectorize/debugloc.ll
+++ b/llvm/test/Transforms/LoopVectorize/debugloc.ll
@@ -1,4 +1,4 @@
-; RUN: opt -S < %s -loop-vectorize -force-vector-interleave=1 -force-vector-width=2 | FileCheck %s
+; RUN: opt -S < %s -passes=loop-vectorize -force-vector-interleave=1 -force-vector-width=2 | FileCheck %s
 
 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
 
diff --git a/llvm/test/Transforms/LoopVectorize/demanded-bits-of-pointer-instruction.ll b/llvm/test/Transforms/LoopVectorize/demanded-bits-of-pointer-instruction.ll
index 1e5f18e371cd6..0a46685b04214 100644
--- a/llvm/test/Transforms/LoopVectorize/demanded-bits-of-pointer-instruction.ll
+++ b/llvm/test/Transforms/LoopVectorize/demanded-bits-of-pointer-instruction.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -loop-vectorize -S | FileCheck %s
+; RUN: opt < %s -passes=loop-vectorize -S | FileCheck %s
 
 ; getDemandedBits() is called on the pointer-typed GEP instruction here.
 ; Only make sure we do not crash.
diff --git a/llvm/test/Transforms/LoopVectorize/diag-missing-instr-debug-loc.ll b/llvm/test/Transforms/LoopVectorize/diag-missing-instr-debug-loc.ll
index 94ff8e5258a5e..ce5d8723a60b9 100644
--- a/llvm/test/Transforms/LoopVectorize/diag-missing-instr-debug-loc.ll
+++ b/llvm/test/Transforms/LoopVectorize/diag-missing-instr-debug-loc.ll
@@ -1,4 +1,4 @@
-; RUN: opt -loop-vectorize -pass-remarks-analysis=loop-vectorize < %s 2>&1 | FileCheck %s
+; RUN: opt -passes=loop-vectorize -pass-remarks-analysis=loop-vectorize < %s 2>&1 | FileCheck %s
 
 ;  1     extern int map[];
 ;  2     extern int out[];
diff --git a/llvm/test/Transforms/LoopVectorize/disable_nonforced.ll b/llvm/test/Transforms/LoopVectorize/disable_nonforced.ll
index 7df63ac7e2758..3ac4e5293c3af 100644
--- a/llvm/test/Transforms/LoopVectorize/disable_nonforced.ll
+++ b/llvm/test/Transforms/LoopVectorize/disable_nonforced.ll
@@ -1,4 +1,4 @@
-; RUN: opt -loop-vectorize -force-vector-interleave=1 -force-vector-width=2 -S < %s | FileCheck %s
+; RUN: opt -passes=loop-vectorize -force-vector-interleave=1 -force-vector-width=2 -S < %s | FileCheck %s
 ;
 ; Check that the disable_nonforced loop property is honored by the
 ; loop vectorizer.
diff --git a/llvm/test/Transforms/LoopVectorize/disable_nonforced_enable.ll b/llvm/test/Transforms/LoopVectorize/disable_nonforced_enable.ll
index 7541ac389996b..f4a74f6fe3640 100644
--- a/llvm/test/Transforms/LoopVectorize/disable_nonforced_enable.ll
+++ b/llvm/test/Transforms/LoopVectorize/disable_nonforced_enable.ll
@@ -1,4 +1,4 @@
-; RUN: opt -loop-vectorize -force-vector-interleave=1 -force-vector-width=2 -S < %s | FileCheck %s
+; RUN: opt -passes=loop-vectorize -force-vector-interleave=1 -force-vector-width=2 -S < %s | FileCheck %s
 ;
 ; Check whether the llvm.loop.vectorize.enable loop property overrides
 ; llvm.loop.disable_nonforced.
diff --git a/llvm/test/Transforms/LoopVectorize/dont-fold-tail-for-const-TC.ll b/llvm/test/Transforms/LoopVectorize/dont-fold-tail-for-const-TC.ll
index 28cb7eb057007..5b73e6222efc1 100644
--- a/llvm/test/Transforms/LoopVectorize/dont-fold-tail-for-const-TC.ll
+++ b/llvm/test/Transforms/LoopVectorize/dont-fold-tail-for-const-TC.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
-; RUN: opt < %s -loop-vectorize -force-vector-interleave=3 -force-vector-width=2 -S | FileCheck %s
+; RUN: opt < %s -passes=loop-vectorize -force-vector-interleave=3 -force-vector-width=2 -S | FileCheck %s
 
 target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
 
diff --git a/llvm/test/Transforms/LoopVectorize/dont-fold-tail-for-divisible-TC.ll b/llvm/test/Transforms/LoopVectorize/dont-fold-tail-for-divisible-TC.ll
index daa4548eb427b..baeab28e5ad87 100644
--- a/llvm/test/Transforms/LoopVectorize/dont-fold-tail-for-divisible-TC.ll
+++ b/llvm/test/Transforms/LoopVectorize/dont-fold-tail-for-divisible-TC.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
-; RUN: opt < %s -loop-vectorize -force-vector-width=4 -S | FileCheck %s
+; RUN: opt < %s -passes=loop-vectorize -force-vector-width=4 -S | FileCheck %s
 
 target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
 
diff --git a/llvm/test/Transforms/LoopVectorize/ee-crash.ll b/llvm/test/Transforms/LoopVectorize/ee-crash.ll
index 8605ec24f7f35..0c1f2e9120250 100644
--- a/llvm/test/Transforms/LoopVectorize/ee-crash.ll
+++ b/llvm/test/Transforms/LoopVectorize/ee-crash.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -loop-vectorize -force-vector-interleave=1 -force-vector-width=4 -S | FileCheck %s
+; RUN: opt < %s -passes=loop-vectorize -force-vector-interleave=1 -force-vector-width=4 -S | FileCheck %s
 
 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
 
diff --git a/llvm/test/Transforms/LoopVectorize/exact.ll b/llvm/test/Transforms/LoopVectorize/exact.ll
index 6860c0d04fb90..eb5fb6136e02f 100644
--- a/llvm/test/Transforms/LoopVectorize/exact.ll
+++ b/llvm/test/Transforms/LoopVectorize/exact.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s  -loop-vectorize -force-vector-width=4 -S | FileCheck %s
+; RUN: opt < %s  -passes=loop-vectorize -force-vector-width=4 -S | FileCheck %s
 
 target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
 
diff --git a/llvm/test/Transforms/LoopVectorize/explicit_outer_detection.ll b/llvm/test/Transforms/LoopVectorize/explicit_outer_detection.ll
index e07222718579e..b8a10662a4e8f 100644
--- a/llvm/test/Transforms/LoopVectorize/explicit_outer_detection.ll
+++ b/llvm/test/Transforms/LoopVectorize/explicit_outer_detection.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -loop-vectorize -enable-vplan-native-path -debug-only=loop-vectorize -S 2>&1 | FileCheck %s
+; RUN: opt < %s -passes=loop-vectorize -enable-vplan-native-path -debug-only=loop-vectorize -S 2>&1 | FileCheck %s
 ; REQUIRES: asserts
 
 ; Verify that outer loops annotated only with the expected explicit
diff --git a/llvm/test/Transforms/LoopVectorize/explicit_outer_nonuniform_inner.ll b/llvm/test/Transforms/LoopVectorize/explicit_outer_nonuniform_inner.ll
index 657822d6364e6..7060864d19331 100644
--- a/llvm/test/Transforms/LoopVectorize/explicit_outer_nonuniform_inner.ll
+++ b/llvm/test/Transforms/LoopVectorize/explicit_outer_nonuniform_inner.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -loop-vectorize -enable-vplan-native-path -pass-remarks-analysis=loop-vectorize -debug-only=loop-vectorize -S 2>&1 | FileCheck %s
+; RUN: opt < %s -passes=loop-vectorize -enable-vplan-native-path -pass-remarks-analysis=loop-vectorize -debug-only=loop-vectorize -S 2>&1 | FileCheck %s
 ; REQUIRES: asserts
 
 ; Verify that LV bails out on explicit vectorization outer loops that contain
diff --git a/llvm/test/Transforms/LoopVectorize/explicit_outer_uniform_diverg_branch.ll b/llvm/test/Transforms/LoopVectorize/explicit_outer_uniform_diverg_branch.ll
index bfb0a5e81a81a..259f4f41ef349 100644
--- a/llvm/test/Transforms/LoopVectorize/explicit_outer_uniform_diverg_branch.ll
+++ b/llvm/test/Transforms/LoopVectorize/explicit_outer_uniform_diverg_branch.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -loop-vectorize -enable-vplan-native-path -debug-only=loop-vectorize -S 2>&1 | FileCheck %s
+; RUN: opt < %s -passes=loop-vectorize -enable-vplan-native-path -debug-only=loop-vectorize -S 2>&1 | FileCheck %s
 ; REQUIRES: asserts
 
 ; Verify that LV can handle explicit vectorization outer loops with uniform branches
diff --git a/llvm/test/Transforms/LoopVectorize/fcmp-vectorize.ll b/llvm/test/Transforms/LoopVectorize/fcmp-vectorize.ll
index 2a19c0a95b5d6..2da80356f2fc8 100644
--- a/llvm/test/Transforms/LoopVectorize/fcmp-vectorize.ll
+++ b/llvm/test/Transforms/LoopVectorize/fcmp-vectorize.ll
@@ -1,4 +1,4 @@
-; RUN: opt -loop-vectorize -force-vector-width=4 -force-vector-interleave=1 -S %s | FileCheck %s
+; RUN: opt -passes=loop-vectorize -force-vector-width=4 -force-vector-interleave=1 -S %s | FileCheck %s
 
 ; Avoid crashing while trying to vectorize fcmp that can be folded to vector of
 ; i1 true.
diff --git a/llvm/test/Transforms/LoopVectorize/first-order-recurrence-chains.ll b/llvm/test/Transforms/LoopVectorize/first-order-recurrence-chains.ll
index 6d2544ae4600e..5806bbaae1f0d 100644
--- a/llvm/test/Transforms/LoopVectorize/first-order-recurrence-chains.ll
+++ b/llvm/test/Transforms/LoopVectorize/first-order-recurrence-chains.ll
@@ -1,4 +1,4 @@
-; RUN: opt -loop-vectorize -force-vector-width=4 -force-vector-interleave=1 -S %s | FileCheck %s
+; RUN: opt -passes=loop-vectorize -force-vector-width=4 -force-vector-interleave=1 -S %s | FileCheck %s
 
 define void @test_chained_first_order_recurrences_1(i16* %ptr) {
 ; CHECK-LABEL: @test_chained_first_order_recurrences_1
diff --git a/llvm/test/Transforms/LoopVectorize/first-order-recurrence-complex.ll b/llvm/test/Transforms/LoopVectorize/first-order-recurrence-complex.ll
index 6ffccd9cb3604..1c967c6bf2a65 100644
--- a/llvm/test/Transforms/LoopVectorize/first-order-recurrence-complex.ll
+++ b/llvm/test/Transforms/LoopVectorize/first-order-recurrence-complex.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
-; RUN: opt -loop-vectorize -force-vector-width=4 -force-vector-interleave=1 -S %s | FileCheck %s
+; RUN: opt -passes=loop-vectorize -force-vector-width=4 -force-vector-interleave=1 -S %s | FileCheck %s
 
 
 @p = external local_unnamed_addr global [257 x i32], align 16
diff --git a/llvm/test/Transforms/LoopVectorize/first-order-recurrence-multiply-recurrences.ll b/llvm/test/Transforms/LoopVectorize/first-order-recurrence-multiply-recurrences.ll
index d9fd47adbcb56..51afa12c0e0e5 100644
--- a/llvm/test/Transforms/LoopVectorize/first-order-recurrence-multiply-recurrences.ll
+++ b/llvm/test/Transforms/LoopVectorize/first-order-recurrence-multiply-recurrences.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
-; RUN:opt -loop-vectorize -force-vector-width=4 -force-vector-interleave=1 -S %s | FileCheck %s
+; RUN:opt -passes=loop-vectorize -force-vector-width=4 -force-vector-interleave=1 -S %s | FileCheck %s
 
 ; For %for.1, we are fine initially, because the previous value %for.1.next dominates the
 ; user of %for.1. But for %for.2, we have to sink the user (%for.1.next) past the previous
diff --git a/llvm/test/Transforms/LoopVectorize/first-order-recurrence-sink-replicate-region.ll b/llvm/test/Transforms/LoopVectorize/first-order-recurrence-sink-replicate-region.ll
index df168ebd57afd..9a9d46f1c7422 100644
--- a/llvm/test/Transforms/LoopVectorize/first-order-recurrence-sink-replicate-region.ll
+++ b/llvm/test/Transforms/LoopVectorize/first-order-recurrence-sink-replicate-region.ll
@@ -1,5 +1,5 @@
 ; REQUIRES: asserts
-; RUN: opt < %s -loop-vectorize -force-vector-width=2 -force-vector-interleave=1 -disable-output -debug-only=loop-vectorize 2>&1 | FileCheck %s
+; RUN: opt < %s -passes=loop-vectorize -force-vector-width=2 -force-vector-interleave=1 -disable-output -debug-only=loop-vectorize 2>&1 | FileCheck %s
 
 target datalayout = "e-m:e-i64:64-i128:128-n32:64-S128"
 
diff --git a/llvm/test/Transforms/LoopVectorize/fix-reduction-dbg.ll b/llvm/test/Transforms/LoopVectorize/fix-reduction-dbg.ll
index 7a6387e5649bb..7837ca8eeb9dd 100755
--- a/llvm/test/Transforms/LoopVectorize/fix-reduction-dbg.ll
+++ b/llvm/test/Transforms/LoopVectorize/fix-reduction-dbg.ll
@@ -1,7 +1,7 @@
 ; Confirm that the line numbers for the middle.block operations are all the
 ; same as the start of the loop.
 
-; RUN: opt -S -loop-vectorize -force-vector-width=4 -force-vector-interleave=4 <%s | FileCheck %s
+; RUN: opt -S -passes=loop-vectorize -force-vector-width=4 -force-vector-interleave=4 <%s | FileCheck %s
 ;
 ; CHECK: middle.block:
 ; CHECK-NEXT: %{{.*}}= add <4 x i32>{{.*}}, !dbg ![[DL:[0-9]+]]
diff --git a/llvm/test/Transforms/LoopVectorize/float-minmax-instruction-flag.ll b/llvm/test/Transforms/LoopVectorize/float-minmax-instruction-flag.ll
index fd6fe8ac403fc..f0745a2ec54b1 100644
--- a/llvm/test/Transforms/LoopVectorize/float-minmax-instruction-flag.ll
+++ b/llvm/test/Transforms/LoopVectorize/float-minmax-instruction-flag.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
-; RUN: opt < %s  -loop-vectorize -force-vector-width=4 -S | FileCheck %s
+; RUN: opt < %s  -passes=loop-vectorize -force-vector-width=4 -S | FileCheck %s
 
 ; The function finds the smallest value from a float vector.
 ; Check if vectorization is enabled by instruction flag `fcmp nnan`.
diff --git a/llvm/test/Transforms/LoopVectorize/fneg.ll b/llvm/test/Transforms/LoopVectorize/fneg.ll
index 103e795b2115f..bc8906e35e0f1 100644
--- a/llvm/test/Transforms/LoopVectorize/fneg.ll
+++ b/llvm/test/Transforms/LoopVectorize/fneg.ll
@@ -1,4 +1,4 @@
-; RUN: opt %s -loop-vectorize -force-vector-interleave=1 -force-vector-width=4 -S | FileCheck %s
+; RUN: opt %s -passes=loop-vectorize -force-vector-interleave=1 -force-vector-width=4 -S | FileCheck %s
 
 define void @foo(float* %a, i64 %n) {
 ; CHECK:       vector.body:
diff --git a/llvm/test/Transforms/LoopVectorize/followup.ll b/llvm/test/Transforms/LoopVectorize/followup.ll
index cc7405833fbd4..56f093aa2b103 100644
--- a/llvm/test/Transforms/LoopVectorize/followup.ll
+++ b/llvm/test/Transforms/LoopVectorize/followup.ll
@@ -1,4 +1,4 @@
-; RUN: opt -loop-vectorize -force-vector-width=4 -force-vector-interleave=1 -S < %s | FileCheck %s
+; RUN: opt -passes=loop-vectorize -force-vector-width=4 -force-vector-interleave=1 -S < %s | FileCheck %s
 ;
 ; Check that the followup loop attributes are applied.
 ;
diff --git a/llvm/test/Transforms/LoopVectorize/funcall.ll b/llvm/test/Transforms/LoopVectorize/funcall.ll
index 35c2dfca4b2ff..c5d3066151d07 100644
--- a/llvm/test/Transforms/LoopVectorize/funcall.ll
+++ b/llvm/test/Transforms/LoopVectorize/funcall.ll
@@ -1,4 +1,4 @@
-; RUN: opt -S -loop-vectorize -force-vector-width=2 -force-vector-interleave=1 < %s | FileCheck %s
+; RUN: opt -S -passes=loop-vectorize -force-vector-width=2 -force-vector-interleave=1 < %s | FileCheck %s
 
 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
 
diff --git a/llvm/test/Transforms/LoopVectorize/if-conv-crash.ll b/llvm/test/Transforms/LoopVectorize/if-conv-crash.ll
index d82779a30e880..6e1b9201e6bb4 100644
--- a/llvm/test/Transforms/LoopVectorize/if-conv-crash.ll
+++ b/llvm/test/Transforms/LoopVectorize/if-conv-crash.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s  -loop-vectorize -force-vector-interleave=1 -force-vector-width=4 -enable-if-conversion
+; RUN: opt < %s  -passes=loop-vectorize -force-vector-interleave=1 -force-vector-width=4 -enable-if-conversion
 
 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
 
diff --git a/llvm/test/Transforms/LoopVectorize/if-conversion-edgemasks.ll b/llvm/test/Transforms/LoopVectorize/if-conversion-edgemasks.ll
index 83386a0d688ff..fb993cce5fe36 100644
--- a/llvm/test/Transforms/LoopVectorize/if-conversion-edgemasks.ll
+++ b/llvm/test/Transforms/LoopVectorize/if-conversion-edgemasks.ll
@@ -1,4 +1,4 @@
-; RUN: opt -S -loop-vectorize < %s | FileCheck %s
+; RUN: opt -S -passes=loop-vectorize < %s | FileCheck %s
 
 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
 
diff --git a/llvm/test/Transforms/LoopVectorize/induction-multiple-uses-in-same-instruction.ll b/llvm/test/Transforms/LoopVectorize/induction-multiple-uses-in-same-instruction.ll
index 37df2c7425837..027f6ecbbaacd 100644
--- a/llvm/test/Transforms/LoopVectorize/induction-multiple-uses-in-same-instruction.ll
+++ b/llvm/test/Transforms/LoopVectorize/induction-multiple-uses-in-same-instruction.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
-; RUN: opt -loop-vectorize -force-vector-width=2 -force-vector-interleave=1 -S %s | FileCheck %s
+; RUN: opt -passes=loop-vectorize -force-vector-width=2 -force-vector-interleave=1 -S %s | FileCheck %s
 
 
 ; Test case where %gep has multiple uses of %iv.
diff --git a/llvm/test/Transforms/LoopVectorize/induction-step.ll b/llvm/test/Transforms/LoopVectorize/induction-step.ll
index c34742ab50887..6f5f65cb34cc6 100644
--- a/llvm/test/Transforms/LoopVectorize/induction-step.ll
+++ b/llvm/test/Transforms/LoopVectorize/induction-step.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -loop-vectorize -force-vector-interleave=1 -force-vector-width=8 -S | FileCheck %s
+; RUN: opt < %s -passes=loop-vectorize -force-vector-interleave=1 -force-vector-width=8 -S | FileCheck %s
 
 ; int int_inc;
 ;
diff --git a/llvm/test/Transforms/LoopVectorize/induction_plus.ll b/llvm/test/Transforms/LoopVectorize/induction_plus.ll
index 24762ce113147..15179e6f960da 100644
--- a/llvm/test/Transforms/LoopVectorize/induction_plus.ll
+++ b/llvm/test/Transforms/LoopVectorize/induction_plus.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -loop-vectorize -force-vector-interleave=1 -force-vector-width=4 -S | FileCheck %s
+; RUN: opt < %s -passes=loop-vectorize -force-vector-interleave=1 -force-vector-width=4 -S | FileCheck %s
 
 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
 
diff --git a/llvm/test/Transforms/LoopVectorize/int_sideeffect.ll b/llvm/test/Transforms/LoopVectorize/int_sideeffect.ll
index ec72bed7c7b04..67cef7c5f5b8c 100644
--- a/llvm/test/Transforms/LoopVectorize/int_sideeffect.ll
+++ b/llvm/test/Transforms/LoopVectorize/int_sideeffect.ll
@@ -1,4 +1,4 @@
-; RUN: opt -S < %s -loop-vectorize -force-vector-width=4 | FileCheck %s
+; RUN: opt -S < %s -passes=loop-vectorize -force-vector-width=4 | FileCheck %s
 
 declare void @llvm.sideeffect()
 
diff --git a/llvm/test/Transforms/LoopVectorize/nsw-crash.ll b/llvm/test/Transforms/LoopVectorize/nsw-crash.ll
index 5b3658fb0de8e..9c48678ee41d4 100644
--- a/llvm/test/Transforms/LoopVectorize/nsw-crash.ll
+++ b/llvm/test/Transforms/LoopVectorize/nsw-crash.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s  -loop-vectorize -force-vector-interleave=1 -force-vector-width=4
+; RUN: opt < %s  -passes=loop-vectorize -force-vector-interleave=1 -force-vector-width=4
 
 target datalayout =
 "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
diff --git a/llvm/test/Transforms/LoopVectorize/nuw.ll b/llvm/test/Transforms/LoopVectorize/nuw.ll
index cf1565637e91b..e6476a8059736 100644
--- a/llvm/test/Transforms/LoopVectorize/nuw.ll
+++ b/llvm/test/Transforms/LoopVectorize/nuw.ll
@@ -1,4 +1,4 @@
-; RUN: opt %s -loop-vectorize -force-vector-interleave=2 -force-vector-width=4 -S | FileCheck %s
+; RUN: opt %s -passes=loop-vectorize -force-vector-interleave=2 -force-vector-width=4 -S | FileCheck %s
 
 ; Fixes PR43828
 
diff --git a/llvm/test/Transforms/LoopVectorize/opaque-ptr.ll b/llvm/test/Transforms/LoopVectorize/opaque-ptr.ll
index bf87e9aae0a4f..7beb609e5ea6a 100644
--- a/llvm/test/Transforms/LoopVectorize/opaque-ptr.ll
+++ b/llvm/test/Transforms/LoopVectorize/opaque-ptr.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
-; RUN: opt -S -loop-vectorize -force-vector-width=2 -opaque-pointers < %s | FileCheck %s
+; RUN: opt -S -passes=loop-vectorize -force-vector-width=2 -opaque-pointers < %s | FileCheck %s
 
 ; TODO: This still crashes with inbounds on the GEPs.
 define void @test(ptr %p1.start, ptr %p2.start, ptr %p1.end) {
diff --git a/llvm/test/Transforms/LoopVectorize/partial-lcssa.ll b/llvm/test/Transforms/LoopVectorize/partial-lcssa.ll
index 1306ed971c47d..8010b4b6d6ec0 100644
--- a/llvm/test/Transforms/LoopVectorize/partial-lcssa.ll
+++ b/llvm/test/Transforms/LoopVectorize/partial-lcssa.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -loop-vectorize -force-vector-interleave=1 -force-vector-width=4 -S | FileCheck %s
+; RUN: opt < %s -passes=loop-vectorize -force-vector-interleave=1 -force-vector-width=4 -S | FileCheck %s
 ; We vectorize the inner loop, so we have to put it in LCSSA form.
 ; However, there's no reason to touch the outer loop.
 
diff --git a/llvm/test/Transforms/LoopVectorize/phi-hang.ll b/llvm/test/Transforms/LoopVectorize/phi-hang.ll
index eb1aaeffde87a..6098f9643fd51 100644
--- a/llvm/test/Transforms/LoopVectorize/phi-hang.ll
+++ b/llvm/test/Transforms/LoopVectorize/phi-hang.ll
@@ -1,4 +1,4 @@
-; RUN: opt -S -loop-vectorize < %s
+; RUN: opt -S -passes=loop-vectorize < %s
 
 ; PR15384
 define void @test1(i32 %arg) {
diff --git a/llvm/test/Transforms/LoopVectorize/pointer-induction.ll b/llvm/test/Transforms/LoopVectorize/pointer-induction.ll
index cc604130005d5..f10ac3f28da80 100644
--- a/llvm/test/Transforms/LoopVectorize/pointer-induction.ll
+++ b/llvm/test/Transforms/LoopVectorize/pointer-induction.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
-; RUN: opt < %s  -loop-vectorize -force-vector-interleave=1 -force-vector-width=4 -S | FileCheck %s
+; RUN: opt < %s  -passes=loop-vectorize -force-vector-interleave=1 -force-vector-width=4 -S | FileCheck %s
 target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
 
 
diff --git a/llvm/test/Transforms/LoopVectorize/pr28541.ll b/llvm/test/Transforms/LoopVectorize/pr28541.ll
index 7bb7f0987fdf9..73f02a3a27d20 100644
--- a/llvm/test/Transforms/LoopVectorize/pr28541.ll
+++ b/llvm/test/Transforms/LoopVectorize/pr28541.ll
@@ -1,4 +1,4 @@
-; RUN: opt -loop-vectorize -pass-remarks=loop-vectorize -S < %s 2>&1 | FileCheck %s
+; RUN: opt -passes=loop-vectorize -pass-remarks=loop-vectorize -S < %s 2>&1 | FileCheck %s
 
 ; FIXME: Check for -pass-remarks-missed and -pass-remarks-analysis output when
 ; addAcyclicInnerLoop emits analysis.
diff --git a/llvm/test/Transforms/LoopVectorize/pr30654-phiscev-sext-trunc.ll b/llvm/test/Transforms/LoopVectorize/pr30654-phiscev-sext-trunc.ll
index d5625d615b492..d7a2b62e77488 100644
--- a/llvm/test/Transforms/LoopVectorize/pr30654-phiscev-sext-trunc.ll
+++ b/llvm/test/Transforms/LoopVectorize/pr30654-phiscev-sext-trunc.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
-; RUN: opt -S -loop-vectorize -force-vector-width=4 -force-vector-interleave=1 < %s 2>&1 | FileCheck %s
+; RUN: opt -S -passes=loop-vectorize -force-vector-width=4 -force-vector-interleave=1 < %s 2>&1 | FileCheck %s
 
 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
 
diff --git a/llvm/test/Transforms/LoopVectorize/pr30806.ll b/llvm/test/Transforms/LoopVectorize/pr30806.ll
index dd9f66294137d..937b360236b05 100644
--- a/llvm/test/Transforms/LoopVectorize/pr30806.ll
+++ b/llvm/test/Transforms/LoopVectorize/pr30806.ll
@@ -1,4 +1,4 @@
-; RUN: opt -loop-vectorize -S < %s 2>&1 | FileCheck %s
+; RUN: opt -passes=loop-vectorize -S < %s 2>&1 | FileCheck %s
 
 ; Produced from test-case:
 ;
diff --git a/llvm/test/Transforms/LoopVectorize/pr31098.ll b/llvm/test/Transforms/LoopVectorize/pr31098.ll
index 368a948557c38..828c191745b7e 100644
--- a/llvm/test/Transforms/LoopVectorize/pr31098.ll
+++ b/llvm/test/Transforms/LoopVectorize/pr31098.ll
@@ -1,5 +1,5 @@
 ; REQUIRES: asserts
-; RUN: opt -S -loop-vectorize -force-vector-width=4 -force-vector-interleave=1 -enable-interleaved-mem-accesses=true -debug-only=loop-accesses < %s  2>&1 | FileCheck %s
+; RUN: opt -S -passes=loop-vectorize -force-vector-width=4 -force-vector-interleave=1 -enable-interleaved-mem-accesses=true -debug-only=loop-accesses < %s  2>&1 | FileCheck %s
 
 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
 
diff --git a/llvm/test/Transforms/LoopVectorize/pr32859.ll b/llvm/test/Transforms/LoopVectorize/pr32859.ll
index 31cb84699f710..24e713a7f2cff 100644
--- a/llvm/test/Transforms/LoopVectorize/pr32859.ll
+++ b/llvm/test/Transforms/LoopVectorize/pr32859.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -loop-vectorize -S | FileCheck %s
+; RUN: opt < %s -passes=loop-vectorize -S | FileCheck %s
 
 ; Out of the LCSSA form we could have 'phi i32 [ loop-invariant, %for.inc.2.i ]'
 ; but the IR Verifier requires for PHI one entry for each predecessor of
diff --git a/llvm/test/Transforms/LoopVectorize/pr33706.ll b/llvm/test/Transforms/LoopVectorize/pr33706.ll
index b9d0d8a44accb..fe314d75d2a46 100644
--- a/llvm/test/Transforms/LoopVectorize/pr33706.ll
+++ b/llvm/test/Transforms/LoopVectorize/pr33706.ll
@@ -1,4 +1,4 @@
-; RUN: opt -S -loop-vectorize -force-vector-interleave=1 -force-vector-width=2 < %s | FileCheck %s
+; RUN: opt -S -passes=loop-vectorize -force-vector-interleave=1 -force-vector-width=2 < %s | FileCheck %s
 
 @global = local_unnamed_addr global i32 0, align 4
 @global.1 = local_unnamed_addr global i32 0, align 4
diff --git a/llvm/test/Transforms/LoopVectorize/pr34681.ll b/llvm/test/Transforms/LoopVectorize/pr34681.ll
index a7f1942f80005..8ee43d4107a5c 100644
--- a/llvm/test/Transforms/LoopVectorize/pr34681.ll
+++ b/llvm/test/Transforms/LoopVectorize/pr34681.ll
@@ -1,4 +1,4 @@
-; RUN: opt -S -loop-vectorize -force-vector-width=4 -force-vector-interleave=1 < %s | FileCheck %s
+; RUN: opt -S -passes=loop-vectorize -force-vector-width=4 -force-vector-interleave=1 < %s | FileCheck %s
 
 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
 
diff --git a/llvm/test/Transforms/LoopVectorize/pr35743.ll b/llvm/test/Transforms/LoopVectorize/pr35743.ll
index 7dc67e4a9b6bc..9f9ad90eaa32f 100644
--- a/llvm/test/Transforms/LoopVectorize/pr35743.ll
+++ b/llvm/test/Transforms/LoopVectorize/pr35743.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s  -loop-vectorize -S | FileCheck %s
+; RUN: opt < %s  -passes=loop-vectorize -S | FileCheck %s
 
 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128-ni:1"
 target triple = "x86_64-unknown-linux-gnu"
diff --git a/llvm/test/Transforms/LoopVectorize/pr35773.ll b/llvm/test/Transforms/LoopVectorize/pr35773.ll
index a4a72594cb38b..569e693460fa1 100644
--- a/llvm/test/Transforms/LoopVectorize/pr35773.ll
+++ b/llvm/test/Transforms/LoopVectorize/pr35773.ll
@@ -1,4 +1,4 @@
-; RUN: opt -S -loop-vectorize -force-vector-width=4 -force-vector-interleave=1 < %s 2>&1 | FileCheck %s
+; RUN: opt -S -passes=loop-vectorize -force-vector-width=4 -force-vector-interleave=1 < %s 2>&1 | FileCheck %s
 
 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
 @b = common local_unnamed_addr global i8 0, align 1
diff --git a/llvm/test/Transforms/LoopVectorize/pr36311.ll b/llvm/test/Transforms/LoopVectorize/pr36311.ll
index ba48924f9de25..9d61af6cf9af8 100644
--- a/llvm/test/Transforms/LoopVectorize/pr36311.ll
+++ b/llvm/test/Transforms/LoopVectorize/pr36311.ll
@@ -1,4 +1,4 @@
-; RUN: opt -loop-vectorize -force-vector-width=2 -S < %s
+; RUN: opt -passes=loop-vectorize -force-vector-width=2 -S < %s
 ;
 ; Cleaned up version of fe_tools.all_dimensions.ll from PR36311.
 ; Forcing VF=2 to trigger vector code gen
diff --git a/llvm/test/Transforms/LoopVectorize/pr36983.ll b/llvm/test/Transforms/LoopVectorize/pr36983.ll
index 71b171922559d..1538bcf9f911c 100644
--- a/llvm/test/Transforms/LoopVectorize/pr36983.ll
+++ b/llvm/test/Transforms/LoopVectorize/pr36983.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -loop-vectorize -S | FileCheck %s
+; RUN: opt < %s -passes=loop-vectorize -S | FileCheck %s
 
 ; There could be more than one LCSSA PHIs in loop exit block.
 
diff --git a/llvm/test/Transforms/LoopVectorize/pr38697.ll b/llvm/test/Transforms/LoopVectorize/pr38697.ll
index 69dcdb08ece69..fd9317f767a27 100644
--- a/llvm/test/Transforms/LoopVectorize/pr38697.ll
+++ b/llvm/test/Transforms/LoopVectorize/pr38697.ll
@@ -1,4 +1,4 @@
-; RUN: opt -loop-vectorize -force-vector-width=2 -S < %s 2>&1 | FileCheck %s
+; RUN: opt -passes=loop-vectorize -force-vector-width=2 -S < %s 2>&1 | FileCheck %s
 ; RUN: opt -indvars -S < %s 2>&1 | FileCheck %s -check-prefix=INDVARCHECK
 
 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
diff --git a/llvm/test/Transforms/LoopVectorize/pr38800.ll b/llvm/test/Transforms/LoopVectorize/pr38800.ll
index d3e937b5b7613..f3b4ef654397e 100755
--- a/llvm/test/Transforms/LoopVectorize/pr38800.ll
+++ b/llvm/test/Transforms/LoopVectorize/pr38800.ll
@@ -1,4 +1,4 @@
-; RUN: opt -loop-vectorize -force-vector-width=2 -pass-remarks-missed='loop-vectorize' -S < %s 2>&1 | FileCheck %s
+; RUN: opt -passes=loop-vectorize -force-vector-width=2 -pass-remarks-missed='loop-vectorize' -S < %s 2>&1 | FileCheck %s
 
 ; CHECK: remark: <unknown>:0:0: loop not vectorized: integer loop induction variable could not be identified
 
diff --git a/llvm/test/Transforms/LoopVectorize/pr39417-optsize-scevchecks.ll b/llvm/test/Transforms/LoopVectorize/pr39417-optsize-scevchecks.ll
index 10d7de4b32fbf..8da5cb3310d78 100644
--- a/llvm/test/Transforms/LoopVectorize/pr39417-optsize-scevchecks.ll
+++ b/llvm/test/Transforms/LoopVectorize/pr39417-optsize-scevchecks.ll
@@ -1,4 +1,4 @@
-; RUN: opt -S -loop-vectorize -force-vector-width=4 -force-vector-interleave=1 < %s | FileCheck %s
+; RUN: opt -S -passes=loop-vectorize -force-vector-width=4 -force-vector-interleave=1 < %s | FileCheck %s
 
 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
 
diff --git a/llvm/test/Transforms/LoopVectorize/pr43166-fold-tail-by-masking.ll b/llvm/test/Transforms/LoopVectorize/pr43166-fold-tail-by-masking.ll
index d3a8b91ec8e7b..cbc9fccebb881 100644
--- a/llvm/test/Transforms/LoopVectorize/pr43166-fold-tail-by-masking.ll
+++ b/llvm/test/Transforms/LoopVectorize/pr43166-fold-tail-by-masking.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
-; RUN: opt < %s -loop-vectorize -force-vector-width=4 -S | FileCheck %s
+; RUN: opt < %s -passes=loop-vectorize -force-vector-width=4 -S | FileCheck %s
 
 
 ; Test cases below are reduced (and slightly modified) reproducers based on a
diff --git a/llvm/test/Transforms/LoopVectorize/pr44488-predication.ll b/llvm/test/Transforms/LoopVectorize/pr44488-predication.ll
index 1b87ca914b93c..219409685dd6e 100644
--- a/llvm/test/Transforms/LoopVectorize/pr44488-predication.ll
+++ b/llvm/test/Transforms/LoopVectorize/pr44488-predication.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
-; RUN: opt < %s -force-vector-width=2 -force-vector-interleave=1 -loop-vectorize -S | FileCheck %s
+; RUN: opt < %s -force-vector-width=2 -force-vector-interleave=1 -passes=loop-vectorize -S | FileCheck %s
 
 ; Test case for PR44488. Checks that the correct predicates are created for
 ; branches where true and false successors are equal. See the checks involving
diff --git a/llvm/test/Transforms/LoopVectorize/pr45259.ll b/llvm/test/Transforms/LoopVectorize/pr45259.ll
index 04cae22d233dc..dc6a4b9e3d9a1 100644
--- a/llvm/test/Transforms/LoopVectorize/pr45259.ll
+++ b/llvm/test/Transforms/LoopVectorize/pr45259.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
-; RUN: opt < %s -S -loop-vectorize -force-vector-width=4 -force-vector-interleave=1 | FileCheck %s
+; RUN: opt < %s -S -passes=loop-vectorize -force-vector-width=4 -force-vector-interleave=1 | FileCheck %s
 
 ; Check that we can vectorize this loop without crashing.
 
diff --git a/llvm/test/Transforms/LoopVectorize/pr45525.ll b/llvm/test/Transforms/LoopVectorize/pr45525.ll
index 9090599ecf48f..23034210c5bc9 100644
--- a/llvm/test/Transforms/LoopVectorize/pr45525.ll
+++ b/llvm/test/Transforms/LoopVectorize/pr45525.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -loop-vectorize -force-vector-width=4 -S | FileCheck %s
+; RUN: opt < %s -passes=loop-vectorize -force-vector-width=4 -S | FileCheck %s
 
 ; Test case for PR45525. Checks that phi's with a single predecessor and a mask are supported.
 
diff --git a/llvm/test/Transforms/LoopVectorize/pr45679-fold-tail-by-masking.ll b/llvm/test/Transforms/LoopVectorize/pr45679-fold-tail-by-masking.ll
index bdcf6a4109e64..78c22a903c15d 100644
--- a/llvm/test/Transforms/LoopVectorize/pr45679-fold-tail-by-masking.ll
+++ b/llvm/test/Transforms/LoopVectorize/pr45679-fold-tail-by-masking.ll
@@ -1,7 +1,7 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
-; RUN: opt < %s -loop-vectorize -force-vector-width=4 -S | FileCheck %s
-; RUN: opt < %s -loop-vectorize -force-vector-width=2 -force-vector-interleave=2 -S | FileCheck %s -check-prefix=VF2UF2
-; RUN: opt < %s -loop-vectorize -force-vector-width=1 -force-vector-interleave=4 -S | FileCheck %s -check-prefix=VF1UF4
+; RUN: opt < %s -passes=loop-vectorize -force-vector-width=4 -S | FileCheck %s
+; RUN: opt < %s -passes=loop-vectorize -force-vector-width=2 -force-vector-interleave=2 -S | FileCheck %s -check-prefix=VF2UF2
+; RUN: opt < %s -passes=loop-vectorize -force-vector-width=1 -force-vector-interleave=4 -S | FileCheck %s -check-prefix=VF1UF4
 
 target datalayout = "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64"
 
diff --git a/llvm/test/Transforms/LoopVectorize/pr46525-expander-insertpoint.ll b/llvm/test/Transforms/LoopVectorize/pr46525-expander-insertpoint.ll
index 9d39e817bfa73..ccf551db1af1a 100644
--- a/llvm/test/Transforms/LoopVectorize/pr46525-expander-insertpoint.ll
+++ b/llvm/test/Transforms/LoopVectorize/pr46525-expander-insertpoint.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
-; RUN: opt -loop-vectorize -force-vector-width=2 -S -prefer-predicate-over-epilogue=predicate-dont-vectorize %s | FileCheck %s
+; RUN: opt -passes=loop-vectorize -force-vector-width=2 -S -prefer-predicate-over-epilogue=predicate-dont-vectorize %s | FileCheck %s
 
 
 ; Test case for PR46525. There are two candidates to pick for
diff --git a/llvm/test/Transforms/LoopVectorize/pr47343-expander-lcssa-after-cfg-update.ll b/llvm/test/Transforms/LoopVectorize/pr47343-expander-lcssa-after-cfg-update.ll
index db69de6d36610..a3d74e6dade21 100644
--- a/llvm/test/Transforms/LoopVectorize/pr47343-expander-lcssa-after-cfg-update.ll
+++ b/llvm/test/Transforms/LoopVectorize/pr47343-expander-lcssa-after-cfg-update.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
-; RUN: opt -loop-vectorize -force-vector-width=2 %s -S | FileCheck %s
+; RUN: opt -passes=loop-vectorize -force-vector-width=2 %s -S | FileCheck %s
 
 ; Test case for PR47343. Make sure LCSSA phis are create correctly when
 ; expanding the memory runtime checks.
diff --git a/llvm/test/Transforms/LoopVectorize/pr48832.ll b/llvm/test/Transforms/LoopVectorize/pr48832.ll
index 620da918bb47e..64513a5a5e454 100644
--- a/llvm/test/Transforms/LoopVectorize/pr48832.ll
+++ b/llvm/test/Transforms/LoopVectorize/pr48832.ll
@@ -1,4 +1,4 @@
-; RUN: opt -loop-vectorize -force-vector-width=4 -S -o - < %s | FileCheck %s
+; RUN: opt -passes=loop-vectorize -force-vector-width=4 -S -o - < %s | FileCheck %s
 %arrayt = type [64 x i32]
 
 @v_146 = external global %arrayt, align 1
diff --git a/llvm/test/Transforms/LoopVectorize/pr50686.ll b/llvm/test/Transforms/LoopVectorize/pr50686.ll
index 2beb01808c1c8..b74df3a3ee3f3 100644
--- a/llvm/test/Transforms/LoopVectorize/pr50686.ll
+++ b/llvm/test/Transforms/LoopVectorize/pr50686.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
-; RUN: opt -loop-vectorize -force-vector-width=4 -force-vector-interleave=1 -S < %s | FileCheck %s
+; RUN: opt -passes=loop-vectorize -force-vector-width=4 -force-vector-interleave=1 -S < %s | FileCheck %s
 
 define void @m(i32* nocapture %p, i32* nocapture %p2, i32 %q) {
 ; CHECK-LABEL: @m(
diff --git a/llvm/test/Transforms/LoopVectorize/pr51614-fold-tail-by-masking.ll b/llvm/test/Transforms/LoopVectorize/pr51614-fold-tail-by-masking.ll
index 8ace7dea234e7..43451a862ea9f 100644
--- a/llvm/test/Transforms/LoopVectorize/pr51614-fold-tail-by-masking.ll
+++ b/llvm/test/Transforms/LoopVectorize/pr51614-fold-tail-by-masking.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
-; RUN: opt < %s -loop-vectorize -force-vector-width=2 -enable-masked-interleaved-mem-accesses -enable-interleaved-mem-accesses -S | FileCheck %s
+; RUN: opt < %s -passes=loop-vectorize -force-vector-width=2 -enable-masked-interleaved-mem-accesses -enable-interleaved-mem-accesses -S | FileCheck %s
 
 target datalayout = "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64"
 
diff --git a/llvm/test/Transforms/LoopVectorize/ptr-induction.ll b/llvm/test/Transforms/LoopVectorize/ptr-induction.ll
index 32bf47896e2ba..e05e3e25942f5 100644
--- a/llvm/test/Transforms/LoopVectorize/ptr-induction.ll
+++ b/llvm/test/Transforms/LoopVectorize/ptr-induction.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -loop-vectorize -force-vector-width=4 -S | FileCheck %s
+; RUN: opt < %s -passes=loop-vectorize -force-vector-width=4 -S | FileCheck %s
 
 target datalayout = "e-m:e-i64:64-i128:128-n32:64-S128"
 
diff --git a/llvm/test/Transforms/LoopVectorize/reduction-odd-interleave-counts.ll b/llvm/test/Transforms/LoopVectorize/reduction-odd-interleave-counts.ll
index 601c9af4f0618..b22617d846989 100644
--- a/llvm/test/Transforms/LoopVectorize/reduction-odd-interleave-counts.ll
+++ b/llvm/test/Transforms/LoopVectorize/reduction-odd-interleave-counts.ll
@@ -1,5 +1,5 @@
-; RUN: opt %s -loop-vectorize -force-vector-interleave=3 -force-vector-width=4 -S | FileCheck --check-prefix=UF3 %s
-; RUN: opt %s -loop-vectorize -force-vector-interleave=5 -force-vector-width=4 -S | FileCheck --check-prefix=UF5 %s
+; RUN: opt %s -passes=loop-vectorize -force-vector-interleave=3 -force-vector-width=4 -S | FileCheck --check-prefix=UF3 %s
+; RUN: opt %s -passes=loop-vectorize -force-vector-interleave=5 -force-vector-width=4 -S | FileCheck --check-prefix=UF5 %s
 
 define i32 @reduction_sum(i64 %n, i32* noalias nocapture %A) {
 ; UF3-LABEL: vector.body:
diff --git a/llvm/test/Transforms/LoopVectorize/reduction-order.ll b/llvm/test/Transforms/LoopVectorize/reduction-order.ll
index 340f37592e9c3..08e5781d3626e 100644
--- a/llvm/test/Transforms/LoopVectorize/reduction-order.ll
+++ b/llvm/test/Transforms/LoopVectorize/reduction-order.ll
@@ -1,4 +1,3 @@
-; RUN: opt -loop-vectorize -force-vector-width=4 -force-vector-interleave=1 -S < %s 2>&1 | FileCheck %s
 ; RUN: opt -passes='loop-vectorize' -force-vector-width=4 -force-vector-interleave=1 -S < %s 2>&1 | FileCheck %s
 
 target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
diff --git a/llvm/test/Transforms/LoopVectorize/reduction-ptr.ll b/llvm/test/Transforms/LoopVectorize/reduction-ptr.ll
index 5cae61638f319..85b42c91a8f2b 100644
--- a/llvm/test/Transforms/LoopVectorize/reduction-ptr.ll
+++ b/llvm/test/Transforms/LoopVectorize/reduction-ptr.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
-; RUN: opt < %s  -loop-vectorize -force-vector-width=4 -S | FileCheck %s
+; RUN: opt < %s -passes=loop-vectorize -force-vector-width=4 -S | FileCheck %s
 
 target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
 
diff --git a/llvm/test/Transforms/LoopVectorize/reduction-small-size.ll b/llvm/test/Transforms/LoopVectorize/reduction-small-size.ll
index ef5e63252ac5b..9075478b4b235 100644
--- a/llvm/test/Transforms/LoopVectorize/reduction-small-size.ll
+++ b/llvm/test/Transforms/LoopVectorize/reduction-small-size.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -force-vector-width=4 -force-vector-interleave=1 -loop-vectorize -S | FileCheck %s
+; RUN: opt < %s -force-vector-width=4 -force-vector-interleave=1 -passes=loop-vectorize -S | FileCheck %s
 
 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
 
diff --git a/llvm/test/Transforms/LoopVectorize/remarks-multi-exit-loops.ll b/llvm/test/Transforms/LoopVectorize/remarks-multi-exit-loops.ll
index 92556e5ec28cc..36d6882a1641f 100644
--- a/llvm/test/Transforms/LoopVectorize/remarks-multi-exit-loops.ll
+++ b/llvm/test/Transforms/LoopVectorize/remarks-multi-exit-loops.ll
@@ -1,4 +1,4 @@
-; RUN: opt -disable-output -loop-vectorize -pass-remarks-analysis='.*' -force-vector-width=2 2>&1 %s | FileCheck %s
+; RUN: opt -disable-output -passes=loop-vectorize -pass-remarks-analysis='.*' -force-vector-width=2 2>&1 %s | FileCheck %s
 
 ; Make sure LV does not crash when generating remarks for loops with non-unique
 ; exit blocks.
diff --git a/llvm/test/Transforms/LoopVectorize/remove_metadata.ll b/llvm/test/Transforms/LoopVectorize/remove_metadata.ll
index 793c134dd7dc8..e8c88a8aba73e 100644
--- a/llvm/test/Transforms/LoopVectorize/remove_metadata.ll
+++ b/llvm/test/Transforms/LoopVectorize/remove_metadata.ll
@@ -1,4 +1,4 @@
-; RUN: opt -loop-vectorize -force-vector-interleave=1 -force-vector-width=2 -S < %s | FileCheck %s
+; RUN: opt -passes=loop-vectorize -force-vector-interleave=1 -force-vector-width=2 -S < %s | FileCheck %s
 ;
 ; Check that llvm.loop.vectorize.* metadata is removed after vectorization.
 ;
diff --git a/llvm/test/Transforms/LoopVectorize/reverse_induction.ll b/llvm/test/Transforms/LoopVectorize/reverse_induction.ll
index 5b17f17563b14..8b2e812c2c896 100644
--- a/llvm/test/Transforms/LoopVectorize/reverse_induction.ll
+++ b/llvm/test/Transforms/LoopVectorize/reverse_induction.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -loop-vectorize -force-vector-interleave=2 -force-vector-width=4 -S | FileCheck %s
+; RUN: opt < %s -passes=loop-vectorize -force-vector-interleave=2 -force-vector-width=4 -S | FileCheck %s
 
 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
 
diff --git a/llvm/test/Transforms/LoopVectorize/runtime-check-needed-but-empty.ll b/llvm/test/Transforms/LoopVectorize/runtime-check-needed-but-empty.ll
index e81ea80c795fc..eb7e8316f66f3 100644
--- a/llvm/test/Transforms/LoopVectorize/runtime-check-needed-but-empty.ll
+++ b/llvm/test/Transforms/LoopVectorize/runtime-check-needed-but-empty.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
-; RUN: opt -loop-vectorize -force-vector-width=4 -S %s | FileCheck %s
+; RUN: opt -passes=loop-vectorize -force-vector-width=4 -S %s | FileCheck %s
 
 define void @test(float* %A, i32 %x) {
 ; CHECK-LABEL: @test(
diff --git a/llvm/test/Transforms/LoopVectorize/runtime-check-pointer-element-type.ll b/llvm/test/Transforms/LoopVectorize/runtime-check-pointer-element-type.ll
index e055888a37696..22bdc68cd184a 100644
--- a/llvm/test/Transforms/LoopVectorize/runtime-check-pointer-element-type.ll
+++ b/llvm/test/Transforms/LoopVectorize/runtime-check-pointer-element-type.ll
@@ -1,4 +1,3 @@
-; RUN: opt -loop-vectorize -force-vector-width=2 %s -S -debug 2>&1 | FileCheck %s
 ; RUN: opt -passes='loop-vectorize' -force-vector-width=2 %s -S -debug 2>&1 | FileCheck %s
 
 ; REQUIRES: asserts
diff --git a/llvm/test/Transforms/LoopVectorize/runtime-check-small-clamped-bounds.ll b/llvm/test/Transforms/LoopVectorize/runtime-check-small-clamped-bounds.ll
index 53b2d9e103eab..8a5fd97a05f4b 100644
--- a/llvm/test/Transforms/LoopVectorize/runtime-check-small-clamped-bounds.ll
+++ b/llvm/test/Transforms/LoopVectorize/runtime-check-small-clamped-bounds.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
-; RUN: opt -loop-vectorize -force-vector-width=2 -S %s | FileCheck %s
+; RUN: opt -passes=loop-vectorize -force-vector-width=2 -S %s | FileCheck %s
 
 ; Tests where the indices of some accesses are clamped to a small range.
 
diff --git a/llvm/test/Transforms/LoopVectorize/runtime-drop-crash.ll b/llvm/test/Transforms/LoopVectorize/runtime-drop-crash.ll
index 1ae3a9b877155..c97433fe8f05a 100644
--- a/llvm/test/Transforms/LoopVectorize/runtime-drop-crash.ll
+++ b/llvm/test/Transforms/LoopVectorize/runtime-drop-crash.ll
@@ -1,4 +1,4 @@
-; RUN: opt -loop-vectorize -force-vector-width=4 %s | FileCheck %s
+; RUN: opt -passes=loop-vectorize -force-vector-width=4 %s | FileCheck %s
 
 %struct.foo = type { [400 x double] }
 
diff --git a/llvm/test/Transforms/LoopVectorize/safegep.ll b/llvm/test/Transforms/LoopVectorize/safegep.ll
index ecef8138f0b21..8d3cf4bbd38b8 100644
--- a/llvm/test/Transforms/LoopVectorize/safegep.ll
+++ b/llvm/test/Transforms/LoopVectorize/safegep.ll
@@ -1,4 +1,4 @@
-; RUN: opt -S -loop-vectorize -force-vector-width=4 -force-vector-interleave=1  < %s |  FileCheck %s
+; RUN: opt -S -passes=loop-vectorize -force-vector-width=4 -force-vector-interleave=1  < %s |  FileCheck %s
 target datalayout = "e-p:32:32:32-S128-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f16:16:16-f32:32:32-f64:32:64-f128:128:128-v64:64:64-v128:128:128-a0:0:64-f80:32:32-n8:16:32"
 
 
diff --git a/llvm/test/Transforms/LoopVectorize/scev-exitlim-crash.ll b/llvm/test/Transforms/LoopVectorize/scev-exitlim-crash.ll
index 23b980620be35..324dbfc5ee49f 100644
--- a/llvm/test/Transforms/LoopVectorize/scev-exitlim-crash.ll
+++ b/llvm/test/Transforms/LoopVectorize/scev-exitlim-crash.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -loop-vectorize -force-vector-interleave=2 -force-vector-width=8 -S | FileCheck %s
+; RUN: opt < %s -passes=loop-vectorize -force-vector-interleave=2 -force-vector-width=8 -S | FileCheck %s
 
 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
 
diff --git a/llvm/test/Transforms/LoopVectorize/select-cmp-predicated.ll b/llvm/test/Transforms/LoopVectorize/select-cmp-predicated.ll
index 4e64e94459a1d..fb15c0b9c7880 100644
--- a/llvm/test/Transforms/LoopVectorize/select-cmp-predicated.ll
+++ b/llvm/test/Transforms/LoopVectorize/select-cmp-predicated.ll
@@ -1,5 +1,5 @@
-; RUN: opt -loop-vectorize -force-vector-interleave=1 -force-vector-width=2 -S < %s | FileCheck %s --check-prefix=CHECK-VF2IC1
-; RUN: opt -loop-vectorize -force-vector-interleave=2 -force-vector-width=1 -S < %s | FileCheck %s --check-prefix=CHECK-VF1IC2
+; RUN: opt -passes=loop-vectorize -force-vector-interleave=1 -force-vector-width=2 -S < %s | FileCheck %s --check-prefix=CHECK-VF2IC1
+; RUN: opt -passes=loop-vectorize -force-vector-interleave=2 -force-vector-width=1 -S < %s | FileCheck %s --check-prefix=CHECK-VF1IC2
 
 define i32 @pred_select_const_i32_from_icmp(i32* noalias nocapture readonly %src1, i32* noalias nocapture readonly %src2, i64 %n) {
 ; CHECK-VF2IC1-LABEL: @pred_select_const_i32_from_icmp(
diff --git a/llvm/test/Transforms/LoopVectorize/select-cmp.ll b/llvm/test/Transforms/LoopVectorize/select-cmp.ll
index f4f129e9a29e7..7d3679846e848 100644
--- a/llvm/test/Transforms/LoopVectorize/select-cmp.ll
+++ b/llvm/test/Transforms/LoopVectorize/select-cmp.ll
@@ -1,6 +1,6 @@
-; RUN: opt -loop-vectorize -force-vector-interleave=1 -force-vector-width=4 -S < %s | FileCheck %s --check-prefix=CHECK-VF4IC1 --check-prefix=CHECK
-; RUN: opt -loop-vectorize -force-vector-interleave=4 -force-vector-width=4 -S < %s | FileCheck %s --check-prefix=CHECK-VF4IC4 --check-prefix=CHECK
-; RUN: opt -loop-vectorize -force-vector-interleave=4 -force-vector-width=1 -S < %s | FileCheck %s --check-prefix=CHECK-VF1IC4 --check-prefix=CHECK
+; RUN: opt -passes=loop-vectorize -force-vector-interleave=1 -force-vector-width=4 -S < %s | FileCheck %s --check-prefix=CHECK-VF4IC1 --check-prefix=CHECK
+; RUN: opt -passes=loop-vectorize -force-vector-interleave=4 -force-vector-width=4 -S < %s | FileCheck %s --check-prefix=CHECK-VF4IC4 --check-prefix=CHECK
+; RUN: opt -passes=loop-vectorize -force-vector-interleave=4 -force-vector-width=1 -S < %s | FileCheck %s --check-prefix=CHECK-VF1IC4 --check-prefix=CHECK
 
 define i32 @select_const_i32_from_icmp(i32* nocapture readonly %v, i64 %n) {
 ; CHECK-LABEL: @select_const_i32_from_icmp
diff --git a/llvm/test/Transforms/LoopVectorize/select-reduction.ll b/llvm/test/Transforms/LoopVectorize/select-reduction.ll
index b35b0a0696fe8..c76ffdf892734 100644
--- a/llvm/test/Transforms/LoopVectorize/select-reduction.ll
+++ b/llvm/test/Transforms/LoopVectorize/select-reduction.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
-; RUN: opt -force-vector-width=4 -force-vector-interleave=1 -loop-vectorize -S %s | FileCheck %s
+; RUN: opt -force-vector-width=4 -force-vector-interleave=1 -passes=loop-vectorize -S %s | FileCheck %s
 
 target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
 
diff --git a/llvm/test/Transforms/LoopVectorize/single-value-blend-phis.ll b/llvm/test/Transforms/LoopVectorize/single-value-blend-phis.ll
index be799a79520b9..ffce5cb60a472 100644
--- a/llvm/test/Transforms/LoopVectorize/single-value-blend-phis.ll
+++ b/llvm/test/Transforms/LoopVectorize/single-value-blend-phis.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
-; RUN: opt -loop-vectorize -force-vector-width=2 -S %s | FileCheck %s
+; RUN: opt -passes=loop-vectorize -force-vector-width=2 -S %s | FileCheck %s
 
 @src = external global [32 x i16], align 1
 @dst = external global [32 x i16], align 1
diff --git a/llvm/test/Transforms/LoopVectorize/skeleton-lcssa-crash.ll b/llvm/test/Transforms/LoopVectorize/skeleton-lcssa-crash.ll
index 004b69ff1f93b..a616466a50e62 100644
--- a/llvm/test/Transforms/LoopVectorize/skeleton-lcssa-crash.ll
+++ b/llvm/test/Transforms/LoopVectorize/skeleton-lcssa-crash.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
-; RUN: opt -loop-vectorize -force-vector-width=2 -force-vector-interleave=1 -S %s | FileCheck %s
+; RUN: opt -passes=loop-vectorize -force-vector-width=2 -force-vector-interleave=1 -S %s | FileCheck %s
 
 ; Make sure LV does not crash when creating runtime checks involving values from
 ; other loops.
diff --git a/llvm/test/Transforms/LoopVectorize/tripcount.ll b/llvm/test/Transforms/LoopVectorize/tripcount.ll
index e19f4aa85c02c..6c57bec82fd4b 100644
--- a/llvm/test/Transforms/LoopVectorize/tripcount.ll
+++ b/llvm/test/Transforms/LoopVectorize/tripcount.ll
@@ -1,7 +1,7 @@
 ; This test verifies that the loop vectorizer will not vectorizes low trip count
 ; loops that require runtime checks (Trip count is computed with profile info).
 ; REQUIRES: asserts
-; RUN: opt < %s -loop-vectorize -loop-vectorize-with-block-frequency -S | FileCheck %s
+; RUN: opt < %s -passes=loop-vectorize -loop-vectorize-with-block-frequency -S | FileCheck %s
 
 target datalayout = "E-m:e-p:32:32-i64:32-f64:32:64-a:0:32-n32-S128"
 
diff --git a/llvm/test/Transforms/LoopVectorize/undef-inst-bug.ll b/llvm/test/Transforms/LoopVectorize/undef-inst-bug.ll
index e9d053cf0bef6..e8a522996bcfa 100644
--- a/llvm/test/Transforms/LoopVectorize/undef-inst-bug.ll
+++ b/llvm/test/Transforms/LoopVectorize/undef-inst-bug.ll
@@ -1,4 +1,4 @@
-; RUN: opt -S -loop-vectorize -force-vector-width=4 -force-vector-interleave=1 < %s | FileCheck %s
+; RUN: opt -S -passes=loop-vectorize -force-vector-width=4 -force-vector-interleave=1 < %s | FileCheck %s
 
 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
 
diff --git a/llvm/test/Transforms/LoopVectorize/uniform-blend.ll b/llvm/test/Transforms/LoopVectorize/uniform-blend.ll
index 91bb543dcd46a..14e4a84894bce 100644
--- a/llvm/test/Transforms/LoopVectorize/uniform-blend.ll
+++ b/llvm/test/Transforms/LoopVectorize/uniform-blend.ll
@@ -1,4 +1,4 @@
-; RUN: opt -loop-vectorize -force-vector-width=4 -S %s | FileCheck %s
+; RUN: opt -passes=loop-vectorize -force-vector-width=4 -S %s | FileCheck %s
 
 @dst = external global [32 x i16], align 1
 
diff --git a/llvm/test/Transforms/LoopVectorize/unroll-novec-memcheck-metadata.ll b/llvm/test/Transforms/LoopVectorize/unroll-novec-memcheck-metadata.ll
index e3857bb808f89..fd5255c46dae7 100644
--- a/llvm/test/Transforms/LoopVectorize/unroll-novec-memcheck-metadata.ll
+++ b/llvm/test/Transforms/LoopVectorize/unroll-novec-memcheck-metadata.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -loop-vectorize -force-vector-interleave=2 -force-vector-width=1 -S | FileCheck --enable-var-scope %s
+; RUN: opt < %s -passes=loop-vectorize -force-vector-interleave=2 -force-vector-width=1 -S | FileCheck --enable-var-scope %s
 
 ; Make sure we attach memcheck metadata to scalarized memory operations even if
 ; we're only unrolling.
diff --git a/llvm/test/Transforms/LoopVectorize/unroll.ll b/llvm/test/Transforms/LoopVectorize/unroll.ll
index 74076f6951047..a636e946a0fad 100644
--- a/llvm/test/Transforms/LoopVectorize/unroll.ll
+++ b/llvm/test/Transforms/LoopVectorize/unroll.ll
@@ -1,6 +1,6 @@
 ; This test makes sure that loop will not be unrolled in vectorization if VF computed
 ; equals to 1.
-; RUN: opt < %s -loop-vectorize -S | FileCheck %s
+; RUN: opt < %s -passes=loop-vectorize -S | FileCheck %s
 
 ; Make sure there are no geps being merged.
 ; CHECK-LABEL: @foo(
diff --git a/llvm/test/Transforms/LoopVectorize/unroll_nonlatch.ll b/llvm/test/Transforms/LoopVectorize/unroll_nonlatch.ll
index e2d25cc42f56d..d6a24e614ea07 100644
--- a/llvm/test/Transforms/LoopVectorize/unroll_nonlatch.ll
+++ b/llvm/test/Transforms/LoopVectorize/unroll_nonlatch.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
-; RUN: opt %s -S -loop-vectorize -force-vector-interleave=2 | FileCheck %s
+; RUN: opt < %s -S -passes=loop-vectorize -force-vector-interleave=2 | FileCheck %s
 
 ; Demonstrate a case where we unroll a loop, but don't vectorize it.
 ; The original loop runs stores in the latch block on iterations 0 to 1022,
diff --git a/llvm/test/Transforms/LoopVectorize/unsafe-dep-remark.ll b/llvm/test/Transforms/LoopVectorize/unsafe-dep-remark.ll
index 25777f1e34b8e..096632272a31c 100644
--- a/llvm/test/Transforms/LoopVectorize/unsafe-dep-remark.ll
+++ b/llvm/test/Transforms/LoopVectorize/unsafe-dep-remark.ll
@@ -1,4 +1,4 @@
-; RUN: opt -loop-vectorize -force-vector-width=2 -pass-remarks-analysis=loop-vectorize < %s 2>&1 | FileCheck %s
+; RUN: opt -passes=loop-vectorize -force-vector-width=2 -pass-remarks-analysis=loop-vectorize < %s 2>&1 | FileCheck %s
 
 ; ModuleID = '/tmp/kk.c'
 source_filename = "/tmp/kk.c"
diff --git a/llvm/test/Transforms/LoopVectorize/unsafe-vf-hint-remark.ll b/llvm/test/Transforms/LoopVectorize/unsafe-vf-hint-remark.ll
index a6b0eec230bd2..c7488b67c34fa 100644
--- a/llvm/test/Transforms/LoopVectorize/unsafe-vf-hint-remark.ll
+++ b/llvm/test/Transforms/LoopVectorize/unsafe-vf-hint-remark.ll
@@ -1,5 +1,5 @@
 ; REQUIRES: asserts
-; RUN: opt -loop-vectorize -pass-remarks-analysis=loop-vectorize -debug-only=loop-vectorize -S < %s 2>&1 | FileCheck %s
+; RUN: opt -passes=loop-vectorize -pass-remarks-analysis=loop-vectorize -debug-only=loop-vectorize -S < %s 2>&1 | FileCheck %s
 
 ; Make sure the unsafe user specified vectorization factor is clamped.
 
diff --git a/llvm/test/Transforms/LoopVectorize/unsized-pointee-crash.ll b/llvm/test/Transforms/LoopVectorize/unsized-pointee-crash.ll
index 065d8e6e47804..44bfd9c9f8606 100644
--- a/llvm/test/Transforms/LoopVectorize/unsized-pointee-crash.ll
+++ b/llvm/test/Transforms/LoopVectorize/unsized-pointee-crash.ll
@@ -1,4 +1,4 @@
-; RUN: opt -S -loop-vectorize < %s | FileCheck %s
+; RUN: opt -S -passes=loop-vectorize < %s | FileCheck %s
 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
 
 ; CHECK-LABEL: @fn1
diff --git a/llvm/test/Transforms/LoopVectorize/use-scalar-epilogue-if-tp-fails.ll b/llvm/test/Transforms/LoopVectorize/use-scalar-epilogue-if-tp-fails.ll
index bbcca51019e64..4eec4151786d4 100644
--- a/llvm/test/Transforms/LoopVectorize/use-scalar-epilogue-if-tp-fails.ll
+++ b/llvm/test/Transforms/LoopVectorize/use-scalar-epilogue-if-tp-fails.ll
@@ -1,6 +1,6 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
-; RUN: opt -S -loop-vectorize -prefer-predicate-over-epilogue=predicate-else-scalar-epilogue < %s | FileCheck %s
-; RUN: opt -S -loop-vectorize < %s | FileCheck %s
+; RUN: opt -S -passes=loop-vectorize -prefer-predicate-over-epilogue=predicate-else-scalar-epilogue < %s | FileCheck %s
+; RUN: opt -S -passes=loop-vectorize < %s | FileCheck %s
 
 ; This tests should produce the same result as with default options, and when tail folding
 ; is preferred, because the vectorizer can't fold the tail by masking (due to an
diff --git a/llvm/test/Transforms/LoopVectorize/vect-phiscev-sext-trunc.ll b/llvm/test/Transforms/LoopVectorize/vect-phiscev-sext-trunc.ll
index ab445e8bb9dd2..d52ad9ea2d001 100644
--- a/llvm/test/Transforms/LoopVectorize/vect-phiscev-sext-trunc.ll
+++ b/llvm/test/Transforms/LoopVectorize/vect-phiscev-sext-trunc.ll
@@ -1,5 +1,5 @@
-; RUN: opt -S -loop-vectorize -force-vector-width=8 -force-vector-interleave=1 < %s | FileCheck %s -check-prefix=VF8
-; RUN: opt -S -loop-vectorize -force-vector-width=1 -force-vector-interleave=4 < %s | FileCheck %s -check-prefix=VF1
+; RUN: opt -S -passes=loop-vectorize -force-vector-width=8 -force-vector-interleave=1 < %s | FileCheck %s -check-prefix=VF8
+; RUN: opt -S -passes=loop-vectorize -force-vector-width=1 -force-vector-interleave=4 < %s | FileCheck %s -check-prefix=VF1
 
 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
 
diff --git a/llvm/test/Transforms/LoopVectorize/vectorize-pointer-phis.ll b/llvm/test/Transforms/LoopVectorize/vectorize-pointer-phis.ll
index e3168d5b5d350..a21d4d48683d4 100644
--- a/llvm/test/Transforms/LoopVectorize/vectorize-pointer-phis.ll
+++ b/llvm/test/Transforms/LoopVectorize/vectorize-pointer-phis.ll
@@ -1,4 +1,4 @@
-; RUN: opt -loop-vectorize -force-vector-width=2 -S %s | FileCheck %s
+; RUN: opt < %s -passes=loop-vectorize -force-vector-width=2 -S | FileCheck %s
 
 %s1 = type { [32000 x double], [32000 x double], [32000 x double] }
 
diff --git a/llvm/test/Transforms/LoopVectorize/zero-sized-pointee-crash.ll b/llvm/test/Transforms/LoopVectorize/zero-sized-pointee-crash.ll
index 90df5cfa8c1d7..7eb840c70ee71 100644
--- a/llvm/test/Transforms/LoopVectorize/zero-sized-pointee-crash.ll
+++ b/llvm/test/Transforms/LoopVectorize/zero-sized-pointee-crash.ll
@@ -1,4 +1,4 @@
-; RUN: opt -S -loop-vectorize < %s | FileCheck %s
+; RUN: opt -S -passes=loop-vectorize < %s | FileCheck %s
 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
 
 ; CHECK-LABEL: @fn1