diff --git a/lld/test/wasm/lto/Inputs/archive.ll b/lld/test/wasm/lto/Inputs/archive.ll
index 5f4e3c00e0f0a..9e174c36136a9 100644
--- a/lld/test/wasm/lto/Inputs/archive.ll
+++ b/lld/test/wasm/lto/Inputs/archive.ll
@@ -1,4 +1,4 @@
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 target triple = "wasm32-unknown-unknown"
 
 define void @f() {
diff --git a/lld/test/wasm/lto/Inputs/cache.ll b/lld/test/wasm/lto/Inputs/cache.ll
index 914654ef5f820..ac76649dc85b2 100644
--- a/lld/test/wasm/lto/Inputs/cache.ll
+++ b/lld/test/wasm/lto/Inputs/cache.ll
@@ -1,4 +1,4 @@
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 target triple = "wasm32-unknown-unknown"
 
 define i32 @_start() {
diff --git a/lld/test/wasm/lto/Inputs/comdat_ordering1.ll b/lld/test/wasm/lto/Inputs/comdat_ordering1.ll
index b866c6efeba10..d8da715d619c1 100644
--- a/lld/test/wasm/lto/Inputs/comdat_ordering1.ll
+++ b/lld/test/wasm/lto/Inputs/comdat_ordering1.ll
@@ -1,4 +1,4 @@
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 target triple = "wasm32-unknown-unknown"
 
 ; Generated from this C++ code and simplified manually:
diff --git a/lld/test/wasm/lto/Inputs/comdat_ordering2.ll b/lld/test/wasm/lto/Inputs/comdat_ordering2.ll
index 58ab5122bad88..1baa2ebc16de2 100644
--- a/lld/test/wasm/lto/Inputs/comdat_ordering2.ll
+++ b/lld/test/wasm/lto/Inputs/comdat_ordering2.ll
@@ -1,4 +1,4 @@
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 target triple = "wasm32-unknown-unknown"
 
 ; Generated from this C++ code and simplified manually:
diff --git a/lld/test/wasm/lto/Inputs/foo.ll b/lld/test/wasm/lto/Inputs/foo.ll
index 5fd7651b49cb7..f3b54cc7d0094 100644
--- a/lld/test/wasm/lto/Inputs/foo.ll
+++ b/lld/test/wasm/lto/Inputs/foo.ll
@@ -1,4 +1,4 @@
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 target triple = "wasm32-unknown-unknown"
 
 define void @foo() local_unnamed_addr {
diff --git a/lld/test/wasm/lto/Inputs/libcall-archive.ll b/lld/test/wasm/lto/Inputs/libcall-archive.ll
index def1452bdf35c..9d05efdeae080 100644
--- a/lld/test/wasm/lto/Inputs/libcall-archive.ll
+++ b/lld/test/wasm/lto/Inputs/libcall-archive.ll
@@ -1,4 +1,4 @@
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 target triple = "wasm32-unknown-unknown"
 
 define void @memcpy() {
diff --git a/lld/test/wasm/lto/Inputs/libcall-truncsfhf2.ll b/lld/test/wasm/lto/Inputs/libcall-truncsfhf2.ll
index b8609af287951..1439d7f8b4cb4 100644
--- a/lld/test/wasm/lto/Inputs/libcall-truncsfhf2.ll
+++ b/lld/test/wasm/lto/Inputs/libcall-truncsfhf2.ll
@@ -1,4 +1,4 @@
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 target triple = "wasm32-unknown-unknown"
 
 define half @__truncsfhf2(float) {
diff --git a/lld/test/wasm/lto/Inputs/libcall.ll b/lld/test/wasm/lto/Inputs/libcall.ll
index 23eb1f756284d..182d847bf1f0b 100644
--- a/lld/test/wasm/lto/Inputs/libcall.ll
+++ b/lld/test/wasm/lto/Inputs/libcall.ll
@@ -1,4 +1,4 @@
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 target triple = "wasm32-unknown-unknown"
 
 ; This function, when compiled will generate a new undefined reference to
diff --git a/lld/test/wasm/lto/Inputs/save-temps.ll b/lld/test/wasm/lto/Inputs/save-temps.ll
index b25b8d92441f0..e709ef8cc0265 100644
--- a/lld/test/wasm/lto/Inputs/save-temps.ll
+++ b/lld/test/wasm/lto/Inputs/save-temps.ll
@@ -1,4 +1,4 @@
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 target triple = "wasm32-unknown-unknown"
 
 define void @bar() {
diff --git a/lld/test/wasm/lto/Inputs/thin1.ll b/lld/test/wasm/lto/Inputs/thin1.ll
index 04fa091ad2887..653b1f3067af0 100644
--- a/lld/test/wasm/lto/Inputs/thin1.ll
+++ b/lld/test/wasm/lto/Inputs/thin1.ll
@@ -1,6 +1,6 @@
 ; Copied from lld/test/ELF/lto/Inputs/thin1.ll
 
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 target triple = "wasm32-unknown-unknown"
 
 define i32 @foo(i32 %goo) {
diff --git a/lld/test/wasm/lto/Inputs/thin2.ll b/lld/test/wasm/lto/Inputs/thin2.ll
index 236781aed3de2..9b331c16a9cb6 100644
--- a/lld/test/wasm/lto/Inputs/thin2.ll
+++ b/lld/test/wasm/lto/Inputs/thin2.ll
@@ -1,6 +1,6 @@
 ; Copied from lld/test/ELF/lto/Inputs/thin2.ll
 
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 target triple = "wasm32-unknown-unknown"
 
 define i32 @blah(i32 %meh) #0 {
diff --git a/lld/test/wasm/lto/Inputs/thinlto.ll b/lld/test/wasm/lto/Inputs/thinlto.ll
index 2c4fe7177f563..a13f9c5ca56f3 100644
--- a/lld/test/wasm/lto/Inputs/thinlto.ll
+++ b/lld/test/wasm/lto/Inputs/thinlto.ll
@@ -1,4 +1,4 @@
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 target triple = "wasm32-unknown-unknown"
 
 define void @g() {
diff --git a/lld/test/wasm/lto/Inputs/used.ll b/lld/test/wasm/lto/Inputs/used.ll
index 93dd4acc50393..840776d6ec2fd 100644
--- a/lld/test/wasm/lto/Inputs/used.ll
+++ b/lld/test/wasm/lto/Inputs/used.ll
@@ -1,4 +1,4 @@
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 target triple = "wasm32-unknown-unknown"
 
 @foo = hidden global i32 1
diff --git a/lld/test/wasm/lto/archive.ll b/lld/test/wasm/lto/archive.ll
index b5c9e459eb553..713c53a58f39c 100644
--- a/lld/test/wasm/lto/archive.ll
+++ b/lld/test/wasm/lto/archive.ll
@@ -5,7 +5,7 @@
 ; RUN: wasm-ld --export-dynamic %t2.o %t.a -o %t3
 ; RUN: obj2yaml %t3 | FileCheck %s
 
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 target triple = "wasm32-unknown-unknown"
 
 define void @_start() {
diff --git a/lld/test/wasm/lto/atomics.ll b/lld/test/wasm/lto/atomics.ll
index 9378519e09992..c7712f7b82d66 100644
--- a/lld/test/wasm/lto/atomics.ll
+++ b/lld/test/wasm/lto/atomics.ll
@@ -4,7 +4,7 @@
 ; Atomic operations will not fail to compile if atomics are not
 ; enabled because LLVM atomics will be lowered to regular ops.
 
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 target triple = "wasm32-unknown-unknown-wasm"
 
 @foo = hidden global i32 1
diff --git a/lld/test/wasm/lto/cache-warnings.ll b/lld/test/wasm/lto/cache-warnings.ll
index 575e3a8b2ba4c..9175fc97a0752 100644
--- a/lld/test/wasm/lto/cache-warnings.ll
+++ b/lld/test/wasm/lto/cache-warnings.ll
@@ -35,7 +35,6 @@
 ; SIZE: warning: ThinLTO cache pruning happens since the total size of{{.*}}--thinlto-cache-policy
 ; WARN-NOT: warning: ThinLTO cache pruning happens{{.*}}--thinlto-cache-policy
 
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
 target triple = "wasm32-unknown-unknown-wasm"
 
 define void @globalfunc() #0 {
diff --git a/lld/test/wasm/lto/cache.ll b/lld/test/wasm/lto/cache.ll
index 570b38948f66c..9ddf27630f1d8 100644
--- a/lld/test/wasm/lto/cache.ll
+++ b/lld/test/wasm/lto/cache.ll
@@ -36,7 +36,6 @@
 ; RUN: wasm-ld --thinlto-cache-dir=%t.cache --thinlto-cache-policy prune_after=0s:cache_size=0%:cache_size_files=1:prune_interval=0s -o %t.wasm %t2.o %t.o
 ; RUN: ls %t.cache | count 3
 
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
 target triple = "wasm32-unknown-unknown-wasm"
 
 define void @globalfunc() #0 {
diff --git a/lld/test/wasm/lto/cgo.ll b/lld/test/wasm/lto/cgo.ll
index c37ae6e8bcf35..007e379e0632e 100644
--- a/lld/test/wasm/lto/cgo.ll
+++ b/lld/test/wasm/lto/cgo.ll
@@ -19,7 +19,7 @@
 ; ERROR-O4: wasm-ld: error: invalid optimization level for LTO: 4
 ; ERROR-CGO4: wasm-ld: error: invalid codegen optimization level for LTO: 4
 
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 target triple = "wasm32-unknown-unknown-wasm"
 
 define void @_start() {
diff --git a/lld/test/wasm/lto/comdat.ll b/lld/test/wasm/lto/comdat.ll
index d9f414a4dac03..634bcf84dde1a 100644
--- a/lld/test/wasm/lto/comdat.ll
+++ b/lld/test/wasm/lto/comdat.ll
@@ -6,7 +6,7 @@
 ; RUN: wasm-ld %t.bc %t.o -o %t.wasm
 ; RUN: wasm-ld %t.o %t.bc -o %t.wasm
 
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 target triple = "wasm32-unknown-unknown"
 
 $foo = comdat any
diff --git a/lld/test/wasm/lto/diagnostics.ll b/lld/test/wasm/lto/diagnostics.ll
index 2f1daa99d848c..e075a32199264 100644
--- a/lld/test/wasm/lto/diagnostics.ll
+++ b/lld/test/wasm/lto/diagnostics.ll
@@ -4,7 +4,7 @@
 ; RUN: llvm-as %s -o %t.o
 ; RUN: not wasm-ld --lto-O0 %t.o -o %t2 2>&1 | FileCheck %s
 
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 target triple = "wasm32-unknown-unknown"
 
 define void @_start() {
diff --git a/lld/test/wasm/lto/export.ll b/lld/test/wasm/lto/export.ll
index ff5af8ccbbd39..e2e84f4056af7 100644
--- a/lld/test/wasm/lto/export.ll
+++ b/lld/test/wasm/lto/export.ll
@@ -3,7 +3,7 @@
 ; RUN: wasm-ld --export=hidden_function -o %t.wasm %t.bc
 ; RUN: obj2yaml %t.wasm | FileCheck %s
 
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 target triple = "wasm32-unknown-unknown"
 
 define hidden i32 @hidden_function() local_unnamed_addr {
diff --git a/lld/test/wasm/lto/import-attributes.ll b/lld/test/wasm/lto/import-attributes.ll
index 72198fa8adb49..c1398f975cb53 100644
--- a/lld/test/wasm/lto/import-attributes.ll
+++ b/lld/test/wasm/lto/import-attributes.ll
@@ -3,7 +3,7 @@
 ; RUN: obj2yaml %t.wasm | FileCheck %s
 
 target triple = "wasm32-unknown-unknown-wasm"
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 
 define void @_start() {
   call void @foo();
diff --git a/lld/test/wasm/lto/internalize-basic.ll b/lld/test/wasm/lto/internalize-basic.ll
index 95a1fa3e055c3..e44c8a5f66de2 100644
--- a/lld/test/wasm/lto/internalize-basic.ll
+++ b/lld/test/wasm/lto/internalize-basic.ll
@@ -2,7 +2,7 @@
 ; RUN: wasm-ld %t.o -o %t2 -save-temps
 ; RUN: llvm-dis < %t2.0.2.internalize.bc | FileCheck %s
 
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 target triple = "wasm32-unknown-unknown-wasm"
 
 define void @_start() {
diff --git a/lld/test/wasm/lto/libcall-archive.ll b/lld/test/wasm/lto/libcall-archive.ll
index 365ce180f1441..2f785b98976ec 100644
--- a/lld/test/wasm/lto/libcall-archive.ll
+++ b/lld/test/wasm/lto/libcall-archive.ll
@@ -5,7 +5,7 @@
 ; RUN: wasm-ld -o %t %t.o %t.a
 ; RUN: obj2yaml %t | FileCheck %s
 
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 target triple = "wasm32-unknown-unknown"
 
 define void @_start(ptr %a, ptr %b) {
diff --git a/lld/test/wasm/lto/libcall-truncsfhf2.ll b/lld/test/wasm/lto/libcall-truncsfhf2.ll
index 08b334ace9ba3..fd07bb53890f6 100644
--- a/lld/test/wasm/lto/libcall-truncsfhf2.ll
+++ b/lld/test/wasm/lto/libcall-truncsfhf2.ll
@@ -4,7 +4,7 @@
 ; RUN: llvm-ar rcs %t.a %t.truncsfhf2.o
 ; RUN: not wasm-ld --export-all %t.o %t.a -o %t.wasm 2>&1 | FileCheck %s
 
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 target triple = "wasm32-unknown-unknown"
 
 @g_float = global float 0.0
diff --git a/lld/test/wasm/lto/lto-start.ll b/lld/test/wasm/lto/lto-start.ll
index ebbfd8d53e4ef..4af43103e53d4 100644
--- a/lld/test/wasm/lto/lto-start.ll
+++ b/lld/test/wasm/lto/lto-start.ll
@@ -8,7 +8,7 @@
 ; CHECK-NEXT:       - Index:           0
 ; CHECK-NEXT:         Name:            _start
 
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 target triple = "wasm32-unknown-unknown-wasm"
 
 define void @_start() {
diff --git a/lld/test/wasm/lto/new-pass-manager.ll b/lld/test/wasm/lto/new-pass-manager.ll
index 377b31674ccc7..7fc70541ecec7 100644
--- a/lld/test/wasm/lto/new-pass-manager.ll
+++ b/lld/test/wasm/lto/new-pass-manager.ll
@@ -3,7 +3,7 @@
 
 ; CHECK: Running pass: GlobalOptPass
 
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 target triple = "wasm32-unknown-unknown"
 
 define void @_start() local_unnamed_addr {
diff --git a/lld/test/wasm/lto/opt-level.ll b/lld/test/wasm/lto/opt-level.ll
index 6556f2ef02b5c..b2698fffdabd8 100644
--- a/lld/test/wasm/lto/opt-level.ll
+++ b/lld/test/wasm/lto/opt-level.ll
@@ -15,7 +15,7 @@
 ; RUN:   FileCheck --check-prefix=INVALIDNEGATIVE %s
 ; INVALIDNEGATIVE: invalid optimization level for LTO: 4294967295
 
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 target triple = "wasm32-unknown-unknown-wasm"
 
 ; CHECK-O0: Name: foo
diff --git a/lld/test/wasm/lto/parallel.ll b/lld/test/wasm/lto/parallel.ll
index e4ea35f60d895..a9e8b653d11a3 100644
--- a/lld/test/wasm/lto/parallel.ll
+++ b/lld/test/wasm/lto/parallel.ll
@@ -4,7 +4,7 @@
 ; RUN: llvm-nm %t.lto.o | FileCheck --check-prefix=CHECK0 %s
 ; RUN: llvm-nm %t1.lto.o | FileCheck --check-prefix=CHECK1 %s
 
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 target triple = "wasm32-unknown-unknown-wasm"
 
 ; CHECK0-NOT: bar
diff --git a/lld/test/wasm/lto/relocatable-undefined.ll b/lld/test/wasm/lto/relocatable-undefined.ll
index e8145cf39810b..37ec50e131961 100644
--- a/lld/test/wasm/lto/relocatable-undefined.ll
+++ b/lld/test/wasm/lto/relocatable-undefined.ll
@@ -2,7 +2,7 @@
 ; RUN: wasm-ld -r -o %t.wasm %t.o
 ; RUN: obj2yaml %t.wasm | FileCheck %s
 
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 target triple = "wasm32-unknown-unknown"
 
 @missing_data = external global i32
diff --git a/lld/test/wasm/lto/relocatable.ll b/lld/test/wasm/lto/relocatable.ll
index a127db3663b38..5f3010724dcd8 100644
--- a/lld/test/wasm/lto/relocatable.ll
+++ b/lld/test/wasm/lto/relocatable.ll
@@ -12,7 +12,7 @@
 ; CHECK-NEXT:   }
 ; CHECK-NEXT: ]
 
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 target triple = "wasm32-unknown-unknown"
 
 define void @foo() {
diff --git a/lld/test/wasm/lto/save-temps.ll b/lld/test/wasm/lto/save-temps.ll
index bcc420178803e..773978ef01f8c 100644
--- a/lld/test/wasm/lto/save-temps.ll
+++ b/lld/test/wasm/lto/save-temps.ll
@@ -8,7 +8,7 @@
 ; RUN: llvm-nm a.out.lto.o | FileCheck %s
 ; RUN: llvm-dis a.out.0.0.preopt.bc
 
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 target triple = "wasm32-unknown-unknown"
 
 define void @foo() {
diff --git a/lld/test/wasm/lto/thin-archivecollision.ll b/lld/test/wasm/lto/thin-archivecollision.ll
index 5b3a423de4020..c3d133e2a7134 100644
--- a/lld/test/wasm/lto/thin-archivecollision.ll
+++ b/lld/test/wasm/lto/thin-archivecollision.ll
@@ -18,7 +18,6 @@
 ; CHECK: Name:            foo
 ; CHECK: Name:            blah
 
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
 target triple = "wasm32-unknown-unknown"
 
 define i32 @_start() #0 {
diff --git a/lld/test/wasm/lto/thinlto-thin-archive-collision.ll b/lld/test/wasm/lto/thinlto-thin-archive-collision.ll
index d1000b3711364..fb90b75eee2c1 100644
--- a/lld/test/wasm/lto/thinlto-thin-archive-collision.ll
+++ b/lld/test/wasm/lto/thinlto-thin-archive-collision.ll
@@ -15,7 +15,6 @@
 ; CHECK: thinlto-archives/thin.a(thin.o at {{[1-9][0-9]+}})
 ; CHECK-NEXT: -r=thinlto-archives/thin.a(thin.o at {{[1-9][0-9]+}}),blah,p
 
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
 target triple = "wasm32-unknown-unknown"
 
 declare i32 @blah(i32 %meh)
diff --git a/lld/test/wasm/lto/thinlto.ll b/lld/test/wasm/lto/thinlto.ll
index 169b827fe3080..c7dd73adcd4b7 100644
--- a/lld/test/wasm/lto/thinlto.ll
+++ b/lld/test/wasm/lto/thinlto.ll
@@ -52,7 +52,6 @@
 ; NM1: T f
 ; NM2: T g
 
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
 target triple = "wasm32-unknown-unknown"
 
 declare void @g(...)
diff --git a/lld/test/wasm/lto/undef.ll b/lld/test/wasm/lto/undef.ll
index cb9e7fc39e935..0cadd75b78e4f 100644
--- a/lld/test/wasm/lto/undef.ll
+++ b/lld/test/wasm/lto/undef.ll
@@ -2,7 +2,7 @@
 ; RUN: wasm-ld %t.o -o %t.wasm --allow-undefined
 ; RUN: obj2yaml %t.wasm | FileCheck %s
 
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 target triple = "wasm32-unknown-unknown"
 
 declare i32 @bar()
diff --git a/lld/test/wasm/lto/used.ll b/lld/test/wasm/lto/used.ll
index 414e72d6b9a49..a1851035fa247 100644
--- a/lld/test/wasm/lto/used.ll
+++ b/lld/test/wasm/lto/used.ll
@@ -5,7 +5,6 @@
 
 ; Verify that symbols references from regular objects are preserved by LTO
 
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
 target triple = "wasm32-unknown-unknown"
 
 declare void @bar()
diff --git a/lld/test/wasm/lto/verify-invalid.ll b/lld/test/wasm/lto/verify-invalid.ll
index 67ed5b5498f47..ee3a8142bc8ac 100644
--- a/lld/test/wasm/lto/verify-invalid.ll
+++ b/lld/test/wasm/lto/verify-invalid.ll
@@ -4,7 +4,7 @@
 ; RUN: wasm-ld %t.o -o %t2 --lto-debug-pass-manager \
 ; RUN:   -disable-verify 2>&1 | FileCheck -check-prefix=DISABLE-NPM %s
 
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 target triple = "wasm32-unknown-unknown"
 
 define void @_start() {
diff --git a/lld/test/wasm/lto/weak-undefined.ll b/lld/test/wasm/lto/weak-undefined.ll
index 9a42c2bb5dbf7..39730425270d7 100644
--- a/lld/test/wasm/lto/weak-undefined.ll
+++ b/lld/test/wasm/lto/weak-undefined.ll
@@ -6,7 +6,7 @@
 ; We had a bug where stub function generation was failing because functions
 ; that are in bitcode (pre-LTO) don't have signatures assigned.
 
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 target triple = "wasm32-unknown-unknown"
 
 declare extern_weak i32 @foo()
diff --git a/lld/test/wasm/lto/weak.ll b/lld/test/wasm/lto/weak.ll
index 6b83400b8e8af..84bcba91882f3 100644
--- a/lld/test/wasm/lto/weak.ll
+++ b/lld/test/wasm/lto/weak.ll
@@ -2,7 +2,7 @@
 ; RUN: wasm-ld %t.o %t.o -o %t.wasm -r
 ; RUN: llvm-readobj --symbols %t.wasm | FileCheck %s
 
-target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
+target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
 target triple = "wasm32-unknown-unknown-wasm"
 
 define weak void @f() {