diff --git a/src/coreclr/tests/issues.targets b/src/coreclr/tests/issues.targets
index d23ee70a320a3..bb56963e3224e 100644
--- a/src/coreclr/tests/issues.targets
+++ b/src/coreclr/tests/issues.targets
@@ -121,24 +121,6 @@
         <ExcludeList Include="$(XunitTestBinBase)/baseservices/mono/runningmono/*">
             <Issue>This test is to verify we are running mono, and therefore only makes sense on mono.</Issue>
         </ExcludeList>
-        <ExcludeList Include="$(XunitTestBinBase)/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof32_Target_32Bit/*">
-            <Issue>https://github.com/dotnet/runtime/issues/37470</Issue>
-        </ExcludeList>
-        <ExcludeList Include="$(XunitTestBinBase)/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof64/*">
-            <Issue>https://github.com/dotnet/runtime/issues/37470</Issue>
-        </ExcludeList>
-        <ExcludeList Include="$(XunitTestBinBase)/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof_Target_32Bit/*">
-            <Issue>https://github.com/dotnet/runtime/issues/37470</Issue>
-        </ExcludeList>
-        <ExcludeList Include="$(XunitTestBinBase)/JIT/Methodical/xxobj/sizeof/_il_relsizeof32_Target_32Bit/*">
-            <Issue>https://github.com/dotnet/runtime/issues/37470</Issue>
-        </ExcludeList>
-        <ExcludeList Include="$(XunitTestBinBase)/JIT/Methodical/xxobj/sizeof/_il_relsizeof64_Target_32Bit/*">
-            <Issue>https://github.com/dotnet/runtime/issues/37470</Issue>
-        </ExcludeList>
-        <ExcludeList Include="$(XunitTestBinBase)/JIT/Methodical/xxobj/sizeof/_il_relsizeof_Target_32Bit/*">
-            <Issue>https://github.com/dotnet/runtime/issues/37470</Issue>
-        </ExcludeList>
     </ItemGroup>
 
     <!-- All Unix targets on all runtimes -->
@@ -166,24 +148,6 @@
         <ExcludeList Include="$(XunitTestBinBase)/CoreMangLib/cti/system/reflection/emit/DynMethodJumpStubTests/DynMethodJumpStubTests/*">
             <Issue>needs triage</Issue>
         </ExcludeList>
-        <ExcludeList Include="$(XunitTestBinBase)/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof_Target_32BIT/*">
-            <Issue>needs triage</Issue>
-        </ExcludeList>
-        <ExcludeList Include="$(XunitTestBinBase)/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof32_Target_32BIT/*">
-            <Issue>needs triage</Issue>
-        </ExcludeList>
-        <ExcludeList Include="$(XunitTestBinBase)/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof64_Target_32BIT/*">
-            <Issue>needs triage</Issue>
-        </ExcludeList>
-        <ExcludeList Include="$(XunitTestBinBase)/JIT/Methodical/xxobj/sizeof/_il_relsizeof_Target_32BIT/*">
-            <Issue>needs triage</Issue>
-        </ExcludeList>
-        <ExcludeList Include="$(XunitTestBinBase)/JIT/Methodical/xxobj/sizeof/_il_relsizeof32_Target_32BIT/*">
-            <Issue>needs triage</Issue>
-        </ExcludeList>
-        <ExcludeList Include="$(XunitTestBinBase)/JIT/Methodical/xxobj/sizeof/_il_relsizeof64_Target_32BIT/*">
-            <Issue>needs triage</Issue>
-        </ExcludeList>
         <ExcludeList Include="$(XunitTestBinBase)/JIT/jit64/opt/cse/HugeArray1/*">
             <Issue>needs triage</Issue>
         </ExcludeList>
diff --git a/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof32_Target_32Bit_arm.ilproj b/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof32_Target_32Bit_arm.ilproj
new file mode 100644
index 0000000000000..65a24402d953d
--- /dev/null
+++ b/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof32_Target_32Bit_arm.ilproj
@@ -0,0 +1,14 @@
+<Project Sdk="Microsoft.NET.Sdk.IL">
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <RestorePackages>true</RestorePackages>
+    <CLRTestPriority>1</CLRTestPriority>
+    <!-- There are arch-specific versions of this test to allow it to be compiled for all targets -->
+    <CLRTestTargetUnsupported Condition="'$(TargetArchitecture)' != 'arm' and '$(TargetArchitecture)' != 'armel'">true</CLRTestTargetUnsupported>
+    <DebugType>Full</DebugType>
+  </PropertyGroup>
+  <ItemGroup>
+    <!-- Note arm happens to have the same class layout as 64 bit targets on this test -->
+    <Compile Include="64sizeof32.il" />
+  </ItemGroup>
+</Project>
diff --git a/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof64.ilproj b/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof32_Target_32Bit_x86.ilproj
similarity index 51%
rename from src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof64.ilproj
rename to src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof32_Target_32Bit_x86.ilproj
index 972c489bb437b..572ecc10bf8e9 100644
--- a/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof64.ilproj
+++ b/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof32_Target_32Bit_x86.ilproj
@@ -3,12 +3,11 @@
     <OutputType>Exe</OutputType>
     <RestorePackages>true</RestorePackages>
     <CLRTestPriority>1</CLRTestPriority>
-  </PropertyGroup>
-  <PropertyGroup>
+    <!-- There are arch-specific versions of this test to allow it to be compiled for all targets -->
+    <CLRTestTargetUnsupported Condition="'$(TargetArchitecture)' != 'x86'">true</CLRTestTargetUnsupported>
     <DebugType>Full</DebugType>
   </PropertyGroup>
   <ItemGroup>
-    <Compile Condition="'$(TargetArchitecture)' == 'x86'" Include="sizeof64.il" />
-    <Compile Condition="'$(TargetArchitecture)' != 'x86'" Include="64sizeof64.il" />
+    <Compile Include="sizeof32.il" />
   </ItemGroup>
 </Project>
diff --git a/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof64_Target_32Bit_arm.ilproj b/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof64_Target_32Bit_arm.ilproj
new file mode 100644
index 0000000000000..ddb0208a5e46b
--- /dev/null
+++ b/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof64_Target_32Bit_arm.ilproj
@@ -0,0 +1,14 @@
+<Project Sdk="Microsoft.NET.Sdk.IL">
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <RestorePackages>true</RestorePackages>
+    <CLRTestPriority>1</CLRTestPriority>
+    <DebugType>Full</DebugType>
+    <!-- There are arch-specific versions of this test to allow it to be compiled for all targets -->
+    <CLRTestTargetUnsupported Condition="'$(TargetArchitecture)' != 'arm' and '$(TargetArchitecture)' != 'armel'">true</CLRTestTargetUnsupported>
+  </PropertyGroup>
+  <ItemGroup>
+    <!-- Note arm happens to have the same class layout as 64 bit targets on this test -->
+    <Compile Include="64sizeof64.il" />
+  </ItemGroup>
+</Project>
diff --git a/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof64_Target_32Bit_x86.ilproj b/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof64_Target_32Bit_x86.ilproj
new file mode 100644
index 0000000000000..7f7c6d1fedcf7
--- /dev/null
+++ b/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof64_Target_32Bit_x86.ilproj
@@ -0,0 +1,13 @@
+<Project Sdk="Microsoft.NET.Sdk.IL">
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <RestorePackages>true</RestorePackages>
+    <CLRTestPriority>1</CLRTestPriority>
+    <DebugType>Full</DebugType>
+    <!-- There are arch-specific versions of this test to allow it to be compiled for all targets -->
+    <CLRTestTargetUnsupported Condition="'$(TargetArchitecture)' != 'x86'">true</CLRTestTargetUnsupported>
+  </PropertyGroup>
+  <ItemGroup>
+    <Compile Include="sizeof64.il" />
+  </ItemGroup>
+</Project>
diff --git a/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof32_Target_32Bit.ilproj b/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof64_Target_64Bit.ilproj
similarity index 59%
rename from src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof32_Target_32Bit.ilproj
rename to src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof64_Target_64Bit.ilproj
index 849f46eb4408c..6884ad18cb77a 100644
--- a/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof32_Target_32Bit.ilproj
+++ b/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof64_Target_64Bit.ilproj
@@ -3,11 +3,11 @@
     <OutputType>Exe</OutputType>
     <RestorePackages>true</RestorePackages>
     <CLRTestPriority>1</CLRTestPriority>
-    <!-- There is a 32 and 64 version of this test to allow it to be compiled for all targets -->
-    <CLRTestTargetUnsupported Condition="'$(TargetBits)' != '32'">true</CLRTestTargetUnsupported>
     <DebugType>Full</DebugType>
+    <!-- There are arch-specific versions of this test to allow it to be compiled for all targets -->
+    <CLRTestTargetUnsupported Condition="'$(TargetBits)' != '64'">true</CLRTestTargetUnsupported>
   </PropertyGroup>
   <ItemGroup>
-    <Compile Include="sizeof32.il" />
+    <Compile Include="64sizeof64.il" />
   </ItemGroup>
 </Project>
diff --git a/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof_Target_32Bit_arm.ilproj b/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof_Target_32Bit_arm.ilproj
new file mode 100644
index 0000000000000..1362d5ef32697
--- /dev/null
+++ b/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof_Target_32Bit_arm.ilproj
@@ -0,0 +1,14 @@
+<Project Sdk="Microsoft.NET.Sdk.IL">
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <RestorePackages>true</RestorePackages>
+    <CLRTestPriority>1</CLRTestPriority>
+    <!-- There are arch-specific versions of this test to allow it to be compiled for all targets -->
+    <CLRTestTargetUnsupported Condition="'$(TargetArchitecture)' != 'arm' and '$(TargetArchitecture)' != 'armel'">true</CLRTestTargetUnsupported>
+    <DebugType>Full</DebugType>
+  </PropertyGroup>
+  <ItemGroup>
+    <!-- Note arm happens to have the same class layout as 64 bit targets on this test -->
+    <Compile Include="64sizeof.il" />
+  </ItemGroup>
+</Project>
diff --git a/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof_Target_32Bit.ilproj b/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof_Target_32Bit_x86.ilproj
similarity index 58%
rename from src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof_Target_32Bit.ilproj
rename to src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof_Target_32Bit_x86.ilproj
index a86b6c326ba7c..0d72b3995b715 100644
--- a/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof_Target_32Bit.ilproj
+++ b/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_dbgsizeof_Target_32Bit_x86.ilproj
@@ -3,8 +3,8 @@
     <OutputType>Exe</OutputType>
     <RestorePackages>true</RestorePackages>
     <CLRTestPriority>1</CLRTestPriority>
-    <!-- There is a 32 and 64 version of this test to allow it to be compiled for all targets -->
-    <CLRTestTargetUnsupported Condition="'$(TargetBits)' != '32'">true</CLRTestTargetUnsupported>
+    <!-- There are arch-specific versions of this test to allow it to be compiled for all targets -->
+    <CLRTestTargetUnsupported Condition="'$(TargetArchitecture)' != 'x86'">true</CLRTestTargetUnsupported>
     <DebugType>Full</DebugType>
   </PropertyGroup>
   <ItemGroup>
diff --git a/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_relsizeof32_Target_32Bit_arm.ilproj b/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_relsizeof32_Target_32Bit_arm.ilproj
new file mode 100644
index 0000000000000..da97def20711a
--- /dev/null
+++ b/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_relsizeof32_Target_32Bit_arm.ilproj
@@ -0,0 +1,14 @@
+<Project Sdk="Microsoft.NET.Sdk.IL">
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <RestorePackages>true</RestorePackages>
+    <CLRTestPriority>1</CLRTestPriority>
+    <!-- There are arch-specific versions of this test to allow it to be compiled for all targets -->
+    <CLRTestTargetUnsupported Condition="'$(TargetArchitecture)' != 'arm' and '$(TargetArchitecture)' != 'armel'">true</CLRTestTargetUnsupported>
+    <DebugType>PdbOnly</DebugType>
+  </PropertyGroup>
+  <ItemGroup>
+    <!-- Note arm happens to have the same class layout as 64 bit targets on this test -->
+    <Compile Include="64sizeof32.il" />
+  </ItemGroup>
+</Project>
diff --git a/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_relsizeof32_Target_32Bit.ilproj b/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_relsizeof32_Target_32Bit_x86.ilproj
similarity index 59%
rename from src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_relsizeof32_Target_32Bit.ilproj
rename to src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_relsizeof32_Target_32Bit_x86.ilproj
index 472701bf4d763..a994cef174203 100644
--- a/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_relsizeof32_Target_32Bit.ilproj
+++ b/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_relsizeof32_Target_32Bit_x86.ilproj
@@ -3,8 +3,8 @@
     <OutputType>Exe</OutputType>
     <RestorePackages>true</RestorePackages>
     <CLRTestPriority>1</CLRTestPriority>
-    <!-- There is a 32 and 64 version of this test to allow it to be compiled for all targets -->
-    <CLRTestTargetUnsupported Condition="'$(TargetBits)' != '32'">true</CLRTestTargetUnsupported>
+    <!-- There are arch-specific versions of this test to allow it to be compiled for all targets -->
+    <CLRTestTargetUnsupported Condition="'$(TargetArchitecture)' != 'x86'">true</CLRTestTargetUnsupported>
     <DebugType>PdbOnly</DebugType>
   </PropertyGroup>
   <ItemGroup>
diff --git a/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_relsizeof64_Target_32Bit_arm.ilproj b/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_relsizeof64_Target_32Bit_arm.ilproj
new file mode 100644
index 0000000000000..39e76aef597b3
--- /dev/null
+++ b/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_relsizeof64_Target_32Bit_arm.ilproj
@@ -0,0 +1,14 @@
+<Project Sdk="Microsoft.NET.Sdk.IL">
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <RestorePackages>true</RestorePackages>
+    <CLRTestPriority>1</CLRTestPriority>
+    <!-- There are arch-specific versions of this test to allow it to be compiled for all targets -->
+    <CLRTestTargetUnsupported Condition="'$(TargetArchitecture)' != 'arm' and '$(TargetArchitecture)' != 'armel'">true</CLRTestTargetUnsupported>
+    <DebugType>PdbOnly</DebugType>
+  </PropertyGroup>
+  <ItemGroup>
+    <!-- Note arm happens to have the same class layout as 64 bit targets on this test -->
+    <Compile Include="64sizeof64.il" />
+  </ItemGroup>
+</Project>
diff --git a/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_relsizeof64_Target_32Bit.ilproj b/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_relsizeof64_Target_32Bit_x86.ilproj
similarity index 59%
rename from src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_relsizeof64_Target_32Bit.ilproj
rename to src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_relsizeof64_Target_32Bit_x86.ilproj
index 0cf68852ad24e..a9ed1470bd255 100644
--- a/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_relsizeof64_Target_32Bit.ilproj
+++ b/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_relsizeof64_Target_32Bit_x86.ilproj
@@ -3,8 +3,8 @@
     <OutputType>Exe</OutputType>
     <RestorePackages>true</RestorePackages>
     <CLRTestPriority>1</CLRTestPriority>
-    <!-- There is a 32 and 64 version of this test to allow it to be compiled for all targets -->
-    <CLRTestTargetUnsupported Condition="'$(TargetBits)' != '32'">true</CLRTestTargetUnsupported>
+    <!-- There are arch-specific versions of this test to allow it to be compiled for all targets -->
+    <CLRTestTargetUnsupported Condition="'$(TargetArchitecture)' != 'x86'">true</CLRTestTargetUnsupported>
     <DebugType>PdbOnly</DebugType>
   </PropertyGroup>
   <ItemGroup>
diff --git a/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_relsizeof_Target_32Bit_arm.ilproj b/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_relsizeof_Target_32Bit_arm.ilproj
new file mode 100644
index 0000000000000..699db1add1736
--- /dev/null
+++ b/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_relsizeof_Target_32Bit_arm.ilproj
@@ -0,0 +1,14 @@
+<Project Sdk="Microsoft.NET.Sdk.IL">
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <RestorePackages>true</RestorePackages>
+    <CLRTestPriority>1</CLRTestPriority>
+    <!-- There are arch-specific versions of this test to allow it to be compiled for all targets -->
+    <CLRTestTargetUnsupported Condition="'$(TargetArchitecture)' != 'arm' and '$(TargetArchitecture)' != 'armel'">true</CLRTestTargetUnsupported>
+    <DebugType>PdbOnly</DebugType>
+  </PropertyGroup>
+  <ItemGroup>
+    <!-- Note arm happens to have the same class layout as 64 bit targets on this test -->
+    <Compile Include="64sizeof.il" />
+  </ItemGroup>
+</Project>
diff --git a/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_relsizeof_Target_32Bit.ilproj b/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_relsizeof_Target_32Bit_x86.ilproj
similarity index 59%
rename from src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_relsizeof_Target_32Bit.ilproj
rename to src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_relsizeof_Target_32Bit_x86.ilproj
index 7cd349423f116..63101d4a8517b 100644
--- a/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_relsizeof_Target_32Bit.ilproj
+++ b/src/coreclr/tests/src/JIT/Methodical/xxobj/sizeof/_il_relsizeof_Target_32Bit_x86.ilproj
@@ -3,8 +3,8 @@
     <OutputType>Exe</OutputType>
     <RestorePackages>true</RestorePackages>
     <CLRTestPriority>1</CLRTestPriority>
-    <!-- There is a 32 and 64 version of this test to allow it to be compiled for all targets -->
-    <CLRTestTargetUnsupported Condition="'$(TargetBits)' != '32'">true</CLRTestTargetUnsupported>
+    <!-- There are arch-specific versions of this test to allow it to be compiled for all targets -->
+    <CLRTestTargetUnsupported Condition="'$(TargetArchitecture)' != 'x86'">true</CLRTestTargetUnsupported>
     <DebugType>PdbOnly</DebugType>
   </PropertyGroup>
   <ItemGroup>