VS: Add support for ASM_NASM language

Fixes: #16469

20 files changed, 415 insertions, 4 deletions

diff --git a/Help/release/dev/vs-nasm.rst b/Help/release/dev/vs-nasm.rst
new file mode 100644
index 0000000..bb082a4
--- /dev/null
+++ b/Help/release/dev/vs-nasm.rst
@@ -0,0 +1,5 @@
+vs-nasm
+-------
+
+* :ref:`Visual Studio Generators` for VS 2010 and above learned to support
+  the ``ASM_NASM`` language when ``nasm`` is installed.
diff --git a/Modules/CMakeDetermineASMCompiler.cmake b/Modules/CMakeDetermineASMCompiler.cmake
index 4162726..66bf14b 100644
--- a/Modules/CMakeDetermineASMCompiler.cmake
+++ b/Modules/CMakeDetermineASMCompiler.cmake
@@ -92,6 +92,14 @@ if(NOT CMAKE_ASM${ASM_DIALECT}_COMPILER_ID)
   set(CMAKE_ASM${ASM_DIALECT}_COMPILER_ID_VENDOR_FLAGS_ARMCC )
   set(CMAKE_ASM${ASM_DIALECT}_COMPILER_ID_VENDOR_REGEX_ARMCC "(ARM Compiler)|(ARM Assembler)")
 
+  list(APPEND CMAKE_ASM${ASM_DIALECT}_COMPILER_ID_VENDORS NASM)
+  set(CMAKE_ASM${ASM_DIALECT}_COMPILER_ID_VENDOR_FLAGS_NASM "-v")
+  set(CMAKE_ASM${ASM_DIALECT}_COMPILER_ID_VENDOR_REGEX_NASM "(NASM version)")
+
+  list(APPEND CMAKE_ASM${ASM_DIALECT}_COMPILER_ID_VENDORS YASM)
+  set(CMAKE_ASM${ASM_DIALECT}_COMPILER_ID_VENDOR_FLAGS_YASM "--version")
+  set(CMAKE_ASM${ASM_DIALECT}_COMPILER_ID_VENDOR_REGEX_YASM "(yasm)")
+
   include(CMakeDetermineCompilerId)
   CMAKE_DETERMINE_COMPILER_ID_VENDOR(ASM${ASM_DIALECT})
 
diff --git a/Modules/CMakeDetermineASM_NASMCompiler.cmake b/Modules/CMakeDetermineASM_NASMCompiler.cmake
index 4c8e422..dd75310 100644
--- a/Modules/CMakeDetermineASM_NASMCompiler.cmake
+++ b/Modules/CMakeDetermineASM_NASMCompiler.cmake
@@ -7,8 +7,21 @@
 set(CMAKE_ASM_NASM_COMPILER_LIST nasm yasm)
 
 if(NOT CMAKE_ASM_NASM_COMPILER)
-  find_program(CMAKE_ASM_NASM_COMPILER nasm
-    "$ENV{ProgramFiles}/NASM")
+  set(_CMAKE_ENV_VARX86 "ProgramFiles(x86)")
+  set(_CMAKE_ASM_NASM_COMPILER_PATHS
+    "[HKEY_CURRENT_USER\\SOFTWARE\\nasm]"
+    "$ENV{ProgramFiles}/NASM"
+    "$ENV{${ENV_VARX86}}/NASM"
+    "$ENV{LOCALAPPDATA}/NASM"
+    )
+  find_program(CMAKE_ASM_NASM_COMPILER
+    NAMES ${CMAKE_ASM_NASM_COMPILER_LIST}
+    PATHS ${_CMAKE_ASM_NASM_COMPILER_PATHS}
+    NO_DEFAULT_PATH
+    DOC "NASM compiler"
+  )
+  unset(_CMAKE_ENV_VARX86)
+  unset(_CMAKE_ASM_NASM_COMPILER_PATHS)
 endif()
 
 # Load the generic DetermineASM compiler file with the DIALECT set properly:
diff --git a/Source/cmGlobalVisualStudio10Generator.cxx b/Source/cmGlobalVisualStudio10Generator.cxx
index e27615a..b64ae26 100644
--- a/Source/cmGlobalVisualStudio10Generator.cxx
+++ b/Source/cmGlobalVisualStudio10Generator.cxx
@@ -13,6 +13,7 @@
 #include "cmVS10LibFlagTable.h"
 #include "cmVS10LinkFlagTable.h"
 #include "cmVS10MASMFlagTable.h"
+#include "cmVS10NASMFlagTable.h"
 #include "cmVS10RCFlagTable.h"
 #include "cmVisualStudioSlnData.h"
 #include "cmVisualStudioSlnParser.h"
@@ -113,6 +114,7 @@ cmGlobalVisualStudio10Generator::cmGlobalVisualStudio10Generator(
   this->DefaultLibFlagTable = cmVS10LibFlagTable;
   this->DefaultLinkFlagTable = cmVS10LinkFlagTable;
   this->DefaultMasmFlagTable = cmVS10MASMFlagTable;
+  this->DefaultNasmFlagTable = cmVS10NASMFlagTable;
   this->DefaultRcFlagTable = cmVS10RCFlagTable;
   this->Version = VS10;
 }
@@ -354,6 +356,13 @@ void cmGlobalVisualStudio10Generator::Generate()
 void cmGlobalVisualStudio10Generator::EnableLanguage(
   std::vector<std::string> const& lang, cmMakefile* mf, bool optional)
 {
+  for (std::vector<std::string>::const_iterator it = lang.begin();
+       it != lang.end(); ++it) {
+    if (*it == "ASM_NASM") {
+      this->NasmEnabled = true;
+    }
+  }
+  this->AddPlatformDefinitions(mf);
   cmGlobalVisualStudio8Generator::EnableLanguage(lang, mf, optional);
 }
 
@@ -663,3 +672,8 @@ cmIDEFlagTable const* cmGlobalVisualStudio10Generator::GetMasmFlagTable() const
 
   return (table != CM_NULLPTR) ? table : this->DefaultMasmFlagTable;
 }
+
+cmIDEFlagTable const* cmGlobalVisualStudio10Generator::GetNasmFlagTable() const
+{
+  return this->DefaultNasmFlagTable;
+}
diff --git a/Source/cmGlobalVisualStudio10Generator.h b/Source/cmGlobalVisualStudio10Generator.h
index 5bfaf38..3fc62ec 100644
--- a/Source/cmGlobalVisualStudio10Generator.h
+++ b/Source/cmGlobalVisualStudio10Generator.h
@@ -96,6 +96,7 @@ public:
   cmIDEFlagTable const* GetLibFlagTable() const;
   cmIDEFlagTable const* GetLinkFlagTable() const;
   cmIDEFlagTable const* GetMasmFlagTable() const;
+  cmIDEFlagTable const* GetNasmFlagTable() const;
 
 protected:
   virtual void Generate();
@@ -125,6 +126,7 @@ protected:
   cmIDEFlagTable const* DefaultLibFlagTable;
   cmIDEFlagTable const* DefaultLinkFlagTable;
   cmIDEFlagTable const* DefaultMasmFlagTable;
+  cmIDEFlagTable const* DefaultNasmFlagTable;
   cmIDEFlagTable const* DefaultRcFlagTable;
   bool SystemIsWindowsCE;
   bool SystemIsWindowsPhone;
diff --git a/Source/cmGlobalVisualStudio7Generator.cxx b/Source/cmGlobalVisualStudio7Generator.cxx
index 602666e..65a0bde 100644
--- a/Source/cmGlobalVisualStudio7Generator.cxx
+++ b/Source/cmGlobalVisualStudio7Generator.cxx
@@ -47,6 +47,7 @@ cmGlobalVisualStudio7Generator::cmGlobalVisualStudio7Generator(
   this->IntelProjectVersion = 0;
   this->DevEnvCommandInitialized = false;
   this->MasmEnabled = false;
+  this->NasmEnabled = false;
 
   if (platformName.empty()) {
     this->DefaultPlatformName = "Win32";
diff --git a/Source/cmGlobalVisualStudio7Generator.h b/Source/cmGlobalVisualStudio7Generator.h
index 62194c3..1f96cc6 100644
--- a/Source/cmGlobalVisualStudio7Generator.h
+++ b/Source/cmGlobalVisualStudio7Generator.h
@@ -95,6 +95,7 @@ public:
 
   /** Is the Microsoft Assembler enabled?  */
   bool IsMasmEnabled() const { return this->MasmEnabled; }
+  bool IsNasmEnabled() const { return this->NasmEnabled; }
 
   // Encoding for Visual Studio files
   virtual std::string Encoding();
@@ -163,6 +164,7 @@ protected:
   std::string GeneratorPlatform;
   std::string DefaultPlatformName;
   bool MasmEnabled;
+  bool NasmEnabled;
 
 private:
   char* IntelProjectVersion;
diff --git a/Source/cmVS10NASMFlagTable.h b/Source/cmVS10NASMFlagTable.h
new file mode 100644
index 0000000..b91af92
--- /dev/null
+++ b/Source/cmVS10NASMFlagTable.h
@@ -0,0 +1,50 @@
+static cmVS7FlagTable cmVS10NASMFlagTable[] = {
+
+  // Enum Properties
+  { "Outputswitch", "fwin32", "", "0", 0 },
+  { "Outputswitch", "fwin", "", "0", 0 },
+  { "Outputswitch", "fwin64", "", "1", 0 },
+  { "Outputswitch", "felf", "", "2", 0 },
+  { "Outputswitch", "felf32", "", "2", 0 },
+  { "Outputswitch", "felf64", "", "3", 0 },
+
+  { "ErrorReportingFormat", "Xgnu", "", "-Xgnu	GNU format: Default format",
+    0 },
+  { "ErrorReportingFormat", "Xvc", "",
+    "-Xvc	Style used by Microsoft Visual C++", 0 },
+
+  // Bool Properties
+  { "TreatWarningsAsErrors", "Werror", "", "true", 0 },
+  { "GenerateDebugInformation", "g", "", "true", 0 },
+  { "floatunderflow", "w+float-underflow", "", "true", 0 },
+  { "macrodefaults", "w-macro-defaults", "", "true", 0 },
+  { "user", "w-user", "%warning directives (default on)", "true", 0 },
+  { "floatoverflow", "w-float-overflow", "", "true", 0 },
+  { "floatdenorm", "w+float-denorm", "", "true", 0 },
+  { "numberoverflow", "w-number-overflow", "", "true", 0 },
+  { "macroselfref", "w+macro-selfref", "", "true", 0 },
+  { "floattoolong", "w-float-toolong", "", "true", 0 },
+  { "orphanlabels", "w-orphan-labels", "", "true", 0 },
+  { "tasmmode", "t", "", "true", 0 },
+
+  // Bool Properties With Argument
+
+  // String List Properties
+  { "PreprocessorDefinitions", "D", "Preprocessor Definitions", "",
+    cmVS7FlagTable::UserValue | cmVS7FlagTable::SemicolonAppendable },
+  { "UndefinePreprocessorDefinitions", "U",
+    "Undefine Preprocessor Definitions", "",
+    cmVS7FlagTable::UserValue | cmVS7FlagTable::SemicolonAppendable },
+  { "IncludePaths", "I", "Include Paths", "",
+    cmVS7FlagTable::UserValue | cmVS7FlagTable::SemicolonAppendable },
+  { "AssembledCodeListingFile", "l",
+    "Generates an assembled code listing file.", "",
+    cmVS7FlagTable::UserValue | cmVS7FlagTable::SemicolonAppendable },
+
+  // String Properties
+  // Skip [Inputs] - no command line Switch.
+  // Skip [CommandLineTemplate] - no command line Switch.
+  // Skip [ExecutionDescription] - no command line Switch.
+  // Skip [AdditionalOptions] - no command line Switch.
+  { 0, 0, 0, 0, 0 }
+};
diff --git a/Source/cmVisualStudio10TargetGenerator.cxx b/Source/cmVisualStudio10TargetGenerator.cxx
index 2e6c19b..a7edc95 100644
--- a/Source/cmVisualStudio10TargetGenerator.cxx
+++ b/Source/cmVisualStudio10TargetGenerator.cxx
@@ -10,6 +10,7 @@
 #include "cmLocalVisualStudio7Generator.h"
 #include "cmMakefile.h"
 #include "cmSourceFile.h"
+#include "cmSystemTools.h"
 #include "cmVisualStudioGeneratorOptions.h"
 #include "windows.h"
 
@@ -207,6 +208,9 @@ void cmVisualStudio10TargetGenerator::Generate()
     if (!this->ComputeMasmOptions()) {
       return;
     }
+    if (!this->ComputeNasmOptions()) {
+      return;
+    }
     if (!this->ComputeLinkOptions()) {
       return;
     }
@@ -454,6 +458,21 @@ void cmVisualStudio10TargetGenerator::Generate()
                       "BuildCustomizations\\masm.props\" />\n",
                       2);
   }
+  if (this->GlobalGenerator->IsNasmEnabled()) {
+    // Always search in the standard modules location.
+    std::string propsTemplate =
+      GetCMakeFilePath("Templates/MSBuild/nasm.props.in");
+
+    std::string propsLocal;
+    propsLocal += this->DefaultArtifactDir;
+    propsLocal += "\\nasm.props";
+    this->ConvertToWindowsSlash(propsLocal);
+    this->Makefile->ConfigureFile(propsTemplate.c_str(), propsLocal.c_str(),
+                                  false, true, true);
+    std::string import = std::string("<Import Project=\"") +
+      cmVS10EscapeXML(propsLocal) + "\" />\n";
+    this->WriteString(import.c_str(), 2);
+  }
   this->WriteString("</ImportGroup>\n", 1);
   this->WriteString("<ImportGroup Label=\"PropertySheets\">\n", 1);
   {
@@ -509,6 +528,13 @@ void cmVisualStudio10TargetGenerator::Generate()
                       "BuildCustomizations\\masm.targets\" />\n",
                       2);
   }
+  if (this->GlobalGenerator->IsNasmEnabled()) {
+    std::string nasmTargets =
+      GetCMakeFilePath("Templates/MSBuild/nasm.targets");
+    std::string import = "<Import Project=\"";
+    import += cmVS10EscapeXML(nasmTargets) + "\" />\n";
+    this->WriteString(import.c_str(), 2);
+  }
   this->WriteString("</ImportGroup>\n", 1);
   if (csproj == this->ProjectType) {
     for (std::vector<std::string>::const_iterator i =
@@ -1719,6 +1745,8 @@ void cmVisualStudio10TargetGenerator::WriteAllSources()
       tool = "ClCompile";
     } else if (lang == "ASM_MASM" && this->GlobalGenerator->IsMasmEnabled()) {
       tool = "MASM";
+    } else if (lang == "ASM_NASM" && this->GlobalGenerator->IsNasmEnabled()) {
+      tool = "NASM";
     } else if (lang == "RC") {
       tool = "ResourceCompile";
     } else if (lang == "CSharp") {
@@ -2431,6 +2459,71 @@ void cmVisualStudio10TargetGenerator::WriteMasmOptions(
   this->WriteString("</MASM>\n", 2);
 }
 
+bool cmVisualStudio10TargetGenerator::ComputeNasmOptions()
+{
+  if (!this->GlobalGenerator->IsNasmEnabled()) {
+    return true;
+  }
+  for (std::vector<std::string>::const_iterator i =
+         this->Configurations.begin();
+       i != this->Configurations.end(); ++i) {
+    if (!this->ComputeNasmOptions(*i)) {
+      return false;
+    }
+  }
+  return true;
+}
+
+bool cmVisualStudio10TargetGenerator::ComputeNasmOptions(
+  std::string const& configName)
+{
+  cmGlobalVisualStudio10Generator* gg =
+    static_cast<cmGlobalVisualStudio10Generator*>(this->GlobalGenerator);
+  CM_AUTO_PTR<Options> pOptions(new Options(
+    this->LocalGenerator, Options::NasmCompiler, gg->GetNasmFlagTable()));
+  Options& nasmOptions = *pOptions;
+
+  std::string CONFIG = cmSystemTools::UpperCase(configName);
+  std::string configFlagsVar = std::string("CMAKE_ASM_NASM_FLAGS_") + CONFIG;
+  std::string flags =
+    std::string(this->Makefile->GetSafeDefinition("CMAKE_ASM_NASM_FLAGS")) +
+    std::string(" -f") + std::string(this->Makefile->GetSafeDefinition(
+                           "CMAKE_ASM_NASM_OBJECT_FORMAT")) +
+    std::string(" ") +
+    std::string(this->Makefile->GetSafeDefinition(configFlagsVar));
+  nasmOptions.Parse(flags.c_str());
+  this->NasmOptions[configName] = pOptions.release();
+  return true;
+}
+
+void cmVisualStudio10TargetGenerator::WriteNasmOptions(
+  std::string const& configName, std::vector<std::string> includes)
+{
+  if (!this->GlobalGenerator->IsNasmEnabled()) {
+    return;
+  }
+  this->WriteString("<NASM>\n", 2);
+
+  Options& nasmOptions = *(this->NasmOptions[configName]);
+  for (size_t i = 0; i < includes.size(); i++) {
+    includes[i] += "\\";
+  }
+
+  nasmOptions.AppendFlag("IncludePaths", includes);
+  nasmOptions.AppendFlag("IncludePaths", "%(IncludePaths)");
+  nasmOptions.OutputFlagMap(*this->BuildFileStream, "      ");
+  nasmOptions.OutputAdditionalOptions(*this->BuildFileStream, "      ", "");
+  nasmOptions.OutputPreprocessorDefinitions(*this->BuildFileStream, "      ",
+                                            "\n", "ASM_NASM");
+
+  // Preprocessor definitions and includes are shared with clOptions.
+  Options& clOptions = *(this->ClOptions[configName]);
+  clOptions.OutputPreprocessorDefinitions(*this->BuildFileStream, "      ",
+                                          "\n", "ASM_NASM");
+
+  this->WriteString("</NASM>\n", 2);
+}
+
 void cmVisualStudio10TargetGenerator::WriteLibOptions(
   std::string const& config)
 {
@@ -3062,6 +3155,7 @@ void cmVisualStudio10TargetGenerator::WriteItemDefinitionGroups()
       //    output rc compile flags <ResourceCompile></ResourceCompile>
       this->WriteRCOptions(*i, includes);
       this->WriteMasmOptions(*i, includes);
+      this->WriteNasmOptions(*i, includes);
     }
     //    output midl flags       <Midl></Midl>
     this->WriteMidlOptions(*i, includes);
@@ -3988,3 +4082,14 @@ bool cmVisualStudio10TargetGenerator::ForceOld(const std::string& source) const
   CloseHandle(h);
   return true;
 }
+
+std::string cmVisualStudio10TargetGenerator::GetCMakeFilePath(
+  const char* relativeFilePath) const
+{
+  // Always search in the standard modules location.
+  std::string path = cmSystemTools::GetCMakeRoot() + "/";
+  path += relativeFilePath;
+  this->ConvertToWindowsSlash(path);
+
+  return path;
+}
diff --git a/Source/cmVisualStudio10TargetGenerator.h b/Source/cmVisualStudio10TargetGenerator.h
index 45464c0..0ebb4e4 100644
--- a/Source/cmVisualStudio10TargetGenerator.h
+++ b/Source/cmVisualStudio10TargetGenerator.h
@@ -51,7 +51,7 @@ private:
   };
 
   std::string ConvertPath(std::string const& path, bool forceRelative);
-  void ConvertToWindowsSlash(std::string& s);
+  static void ConvertToWindowsSlash(std::string& s);
   void WriteString(const char* line, int indentLevel);
   void WriteProjectConfigurations();
   void WriteProjectConfigurationValues();
@@ -102,6 +102,11 @@ private:
   bool ComputeMasmOptions(std::string const& config);
   void WriteMasmOptions(std::string const& config,
                         std::vector<std::string> const& includes);
+  bool ComputeNasmOptions();
+  bool ComputeNasmOptions(std::string const& config);
+  void WriteNasmOptions(std::string const& config,
+                        std::vector<std::string> includes);
+
   bool ComputeLinkOptions();
   bool ComputeLinkOptions(std::string const& config);
   bool ComputeLibOptions();
@@ -146,6 +151,7 @@ private:
   OptionsMap ClOptions;
   OptionsMap RcOptions;
   OptionsMap MasmOptions;
+  OptionsMap NasmOptions;
   OptionsMap LinkOptions;
   std::string PathToProjectFile;
   std::string ProjectFileExtension;
@@ -177,6 +183,7 @@ private:
 
   typedef std::map<std::string, ToolSources> ToolSourceMap;
   ToolSourceMap Tools;
+  std::string GetCMakeFilePath(const char* name) const;
 };
 
 #endif
diff --git a/Source/cmVisualStudio10ToolsetOptions.cxx b/Source/cmVisualStudio10ToolsetOptions.cxx
index afca216..0f15ec4 100644
--- a/Source/cmVisualStudio10ToolsetOptions.cxx
+++ b/Source/cmVisualStudio10ToolsetOptions.cxx
@@ -11,6 +11,7 @@
 #include "cmVS10LibFlagTable.h"
 #include "cmVS10LinkFlagTable.h"
 #include "cmVS10MASMFlagTable.h"
+#include "cmVS10NASMFlagTable.h"
 #include "cmVS10RCFlagTable.h"
 #include "cmVS11CLFlagTable.h"
 #include "cmVS11CSharpFlagTable.h"
diff --git a/Source/cmVisualStudioGeneratorOptions.h b/Source/cmVisualStudioGeneratorOptions.h
index ab6b8cc..3a53ff5 100644
--- a/Source/cmVisualStudioGeneratorOptions.h
+++ b/Source/cmVisualStudioGeneratorOptions.h
@@ -27,6 +27,7 @@ public:
     Compiler,
     ResourceCompiler,
     MasmCompiler,
+    NasmCompiler,
     Linker,
     FortranCompiler,
     CSharpCompiler
diff --git a/Templates/MSBuild/nasm.props.in b/Templates/MSBuild/nasm.props.in
new file mode 100644
index 0000000..3443108
--- /dev/null
+++ b/Templates/MSBuild/nasm.props.in
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup Condition="'$(NASMBeforeTargets)' == '' and '$(NASMAfterTargets)' == '' and '$(ConfigurationType)' != 'Makefile'">
+    <NASMBeforeTargets>Midl</NASMBeforeTargets>
+    <NASMAfterTargets>CustomBuild</NASMAfterTargets>
+  </PropertyGroup>
+  <ItemDefinitionGroup>
+    <NASM>
+      <OutputFormat>$(IntDir)%(FileName).obj</OutputFormat>
+      <Outputswitch>0</Outputswitch>
+      <CompilerNasm>@CMAKE_ASM_NASM_COMPILER@</CompilerNasm>
+      <PackAlignmentBoundary>0</PackAlignmentBoundary>
+      <CommandLineTemplate>"%(CompilerNasm)" [AllOptions] [AdditionalOptions] "%(FullPath)"</CommandLineTemplate>
+      <ExecutionDescription>Assembling %(Filename)%(Extension)</ExecutionDescription>
+    </NASM>
+  </ItemDefinitionGroup>
+</Project>
diff --git a/Templates/MSBuild/nasm.targets b/Templates/MSBuild/nasm.targets
new file mode 100644
index 0000000..eeeb613
--- /dev/null
+++ b/Templates/MSBuild/nasm.targets
@@ -0,0 +1,41 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup>
+    <PropertyPageSchema Include="$(MSBuildThisFileDirectory)$(MSBuildThisFileName).xml"/>
+    <AvailableItemName Include="NASM">
+      <Targets>_NASM</Targets>
+    </AvailableItemName>
+  </ItemGroup>
+  <PropertyGroup>
+    <ComputeLinkInputsTargets>
+      $(ComputeLinkInputsTargets);
+      ComputeNASMOutput;
+    </ComputeLinkInputsTargets>
+    <ComputeLibInputsTargets>
+      $(ComputeLibInputsTargets);
+      ComputeNASMOutput;
+    </ComputeLibInputsTargets>
+  </PropertyGroup>
+  <UsingTask TaskName="NASM" TaskFactory="XamlTaskFactory" AssemblyName="Microsoft.Build.Tasks.v4.0">
+    <Task>$(MSBuildThisFileDirectory)$(MSBuildThisFileName).xml</Task>
+  </UsingTask>
+  <Target Name="_NASM" BeforeTargets="$(NASMBeforeTargets)" AfterTargets="$(NASMAfterTargets)" Condition="'@(NASM)' != ''" Outputs="%(NASM.OutputFormat)" Inputs="%(NASM.Identity);%(NASM.AdditionalDependencies);$(MSBuildProjectFile)" DependsOnTargets="_SelectedFiles">
+    <ItemGroup Condition="'@(SelectedFiles)' != ''">
+      <NASM Remove="@(NASM)" Condition="'%(Identity)' != '@(SelectedFiles)'"/>
+    </ItemGroup>
+    <ItemGroup>
+      <NASM_tlog Include="%(NASM.OutputFormat)" Condition="'%(NASM.OutputFormat)' != '' and '%(NASM.ExcludedFromBuild)' != 'true'">
+        <Source>@(NASM, '|')</Source>
+      </NASM_tlog>
+    </ItemGroup>
+    <Message Importance="High" Text="%(NASM.ExecutionDescription)"/>
+    <WriteLinesToFile Condition="'@(NASM_tlog)' != '' and '%(NASM_tlog.ExcludedFromBuild)' != 'true'" File="$(IntDir)$(ProjectName).write.1.tlog" Lines="^%(NASM_tlog.Source);@(NASM_tlog-&gt;'%(Fullpath)')"/>
+    <NASM Condition="'@(NASM)' != '' and '%(NASM.ExcludedFromBuild)' != 'true'" Inputs="%(NASM.Inputs)" OutputFormat="%(NASM.OutputFormat)" Outputswitch="%(NASM.Outputswitch)" AssembledCodeListingFile="%(NASM.AssembledCodeListingFile)" GenerateDebugInformation="%(NASM.GenerateDebugInformation)" ErrorReporting="%(NASM.ErrorReporting)" IncludePaths="%(NASM.IncludePaths)" PreprocessorDefinitions="%(NASM.PreprocessorDefinitions)" UndefinePreprocessorDefinitions="%(NASM.UndefinePreprocessorDefinitions)" ErrorReportingFormat="%(NASM.ErrorReportingFormat)" TreatWarningsAsErrors="%(NASM.TreatWarningsAsErrors)" floatunderflow="%(NASM.floatunderflow)" macrodefaults="%(NASM.macrodefaults)" user="%(NASM.user)" floatoverflow="%(NASM.floatoverflow)" floatdenorm="%(NASM.floatdenorm)" numberoverflow="%(NASM.numberoverflow)" macroselfref="%(NASM.macroselfref)" floattoolong="%(NASM.floattoolong)" orphanlabels="%(NASM.orphanlabels)" CommandLineTemplate="%(NASM.CommandLineTemplate)" AdditionalOptions="%(NASM.AdditionalOptions)"/>
+  </Target>
+  <Target Name="ComputeNASMOutput" Condition="'@(NASM)' != ''">
+    <ItemGroup>
+      <Link Include="@(NASM-&gt;Metadata('OutputFormat')-&gt;Distinct()-&gt;ClearMetadata())" Condition="'%(NASM.ExcludedFromBuild)' != 'true'"/>
+      <Lib Include="@(NASM-&gt;Metadata('OutputFormat')-&gt;Distinct()-&gt;ClearMetadata())" Condition="'%(NASM.ExcludedFromBuild)' != 'true'"/>
+    </ItemGroup>
+  </Target>
+</Project>
diff --git a/Templates/MSBuild/nasm.xml b/Templates/MSBuild/nasm.xml
new file mode 100644
index 0000000..92f8548
--- /dev/null
+++ b/Templates/MSBuild/nasm.xml
@@ -0,0 +1,110 @@
+<?xml version="1.0" encoding="utf-8"?>
+<ProjectSchemaDefinitions xmlns="http://schemas.microsoft.com/build/2009/properties" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:sys="clr-namespace:System;assembly=mscorlib">
+  <Rule Name="NASM" PageTemplate="tool" DisplayName="Netwide Assembler" Order="200">
+    <Rule.DataSource>
+      <DataSource Persistence="ProjectFile" ItemType="NASM"/>
+    </Rule.DataSource>
+    <Rule.Categories>
+      <Category Name="General">
+        <Category.DisplayName>
+          <sys:String>General</sys:String>
+        </Category.DisplayName>
+      </Category>
+      <Category Name="Preprocessor">
+        <Category.DisplayName>
+          <sys:String>Preprocessing Options</sys:String>
+        </Category.DisplayName>
+      </Category>
+      <Category Name="Assembler Options">
+        <Category.DisplayName>
+          <sys:String>Assembler Options</sys:String>
+        </Category.DisplayName>
+      </Category>
+      <Category Name="Advanced">
+        <Category.DisplayName>
+          <sys:String>Advanced </sys:String>
+        </Category.DisplayName>
+      </Category>
+      <Category Name="Command Line" Subtype="CommandLine">
+        <Category.DisplayName>
+          <sys:String>Command Line</sys:String>
+        </Category.DisplayName>
+      </Category>
+    </Rule.Categories>
+    <StringProperty Name="Inputs" Category="Command Line" IsRequired="true">
+      <StringProperty.DataSource>
+        <DataSource Persistence="ProjectFile" ItemType="NASM" SourceType="Item"/>
+      </StringProperty.DataSource>
+    </StringProperty>
+    <StringProperty Name="OutputFormat" Category="Assembler Options" HelpUrl="http://www.nasm.us/doc/" DisplayName="Output File Name" Description="Specify Output Filename.-o [value]" Switch="-o [value]"/>
+    <BoolProperty Name="tasmmode" Category="Advanced" HelpUrl="http://www.nasm.us/doc/" DisplayName="SciTech TASM compatible mode" Description="assemble in SciTech TASM compatible mode" Switch="-t"/>
+    <EnumProperty Name="Outputswitch" Category="Assembler Options" HelpUrl="http://www.nasm.us/doc/" DisplayName="Output Switch" Description="Select the type of output format required. Linking Should be disabled for ELF and Binary ,else error will popup">
+      <EnumValue Name="0" DisplayName="Object File win32" Switch="-fwin32"/>
+      <EnumValue Name="1" DisplayName="Object File win64" Switch="-fwin64"/>
+      <EnumValue Name="2" DisplayName="ELF32 (i386) object files (e.g. Linux)" Switch="-felf32"/>
+      <EnumValue Name="3" DisplayName="ELF64 (x86_64) object files (e.g. Linux)" Switch="-felf64"/>
+    </EnumProperty>
+    <StringListProperty Name="AssembledCodeListingFile" Category="Assembler Options" DisplayName="Assembled Code Listing File" Description="Generates an assembled code listing file.     (-l [file])" HelpUrl="http://www.nasm.us/doc/" Switch="-l &quot;[value]&quot;"/>
+    <BoolProperty Name="GenerateDebugInformation" Category="Assembler Options" DisplayName="Generate Debug Information" Description="Generates Debug Information.     (-g)" HelpUrl="http://www.nasm.us/doc/" Switch="-g"/>
+    <StringListProperty Name="ErrorReporting" Category="Advanced" HelpUrl="http://www.nasm.us/doc/" DisplayName="Redirect Error Messages to File" Description="Drops the error Message on specified device" Switch="-Z &quot;[value]&quot;"/>
+    <StringListProperty Name="IncludePaths" Category="General" DisplayName="Include Paths" Description="Sets path for include file.     (-I[path])" HelpUrl="http://www.nasm.us/doc/" Switch="-I&quot;[value]&quot;"/>
+    <StringListProperty Name="PreprocessorDefinitions" Category="Preprocessor" HelpUrl="http://www.nasm.us/doc/" DisplayName="Preprocessor Definitions" Description="Defines a text macro with the given name.     (-D[symbol])" Switch="-D[value]"/>
+    <StringListProperty Name="UndefinePreprocessorDefinitions" Category="Preprocessor" HelpUrl="http://www.nasm.us/doc/" DisplayName="Undefine Preprocessor Definitions" Description="Undefines a text macro with the given name.     (-U[symbol])" Switch="-U[value]"/>
+    <EnumProperty Name="ErrorReportingFormat" Category="Advanced" HelpUrl="http://www.nasm.us/doc/" DisplayName="Error Reporting Format" Description="Select the error reporting format ie. GNU or VC">
+      <EnumValue Name="0" DisplayName="-Xgnu GNU format: Default format" Switch="-Xgnu"/>
+      <EnumValue Name="1" DisplayName="-Xvc Style used by Microsoft Visual C++" Switch="-Xvc"/>
+    </EnumProperty>
+    <BoolProperty Name="TreatWarningsAsErrors" Category="Assembler Options" DisplayName="Treat Warnings As Errors" Description="Returns an error code if warnings are generated.     (-Werror)" HelpUrl="http://www.nasm.us/doc/" Switch="-Werror"/>
+    <BoolProperty Name="floatunderflow" Category="Advanced" HelpUrl="http://www.nasm.us/doc/" DisplayName="float-underflow" Description="floating point underflow (default off)" Switch="-w+float-underflow"/>
+    <BoolProperty Name="macrodefaults" Category="Advanced" HelpUrl="http://www.nasm.us/doc/" DisplayName="Disable macro-defaults" Description="macros with more default than optional parameters (default on)" Switch="-w-macro-defaults"/>
+    <BoolProperty Name="user" Category="Advanced" HelpUrl="http://www.nasm.us/doc/" DisplayName="Disable user" Description="%warning directives (default on)" Switch="-w-user"/>
+    <BoolProperty Name="floatoverflow" Category="Advanced" HelpUrl="http://www.nasm.us/doc/" DisplayName="Disable float-overflow" Description="floating point overflow (default on)" Switch="-w-float-overflow"/>
+    <BoolProperty Name="floatdenorm" Category="Advanced" HelpUrl="http://www.nasm.us/doc/" DisplayName="float-denorm" Description="floating point denormal (default off)" Switch="-w+float-denorm"/>
+    <BoolProperty Name="numberoverflow" Category="Advanced" HelpUrl="http://www.nasm.us/doc/" DisplayName="Disable number-overflow" Description="numeric constant does not fit (default on)" Switch="-w-number-overflow"/>
+    <BoolProperty Name="macroselfref" Category="Advanced" HelpUrl="http://www.nasm.us/doc/" DisplayName="macro-selfref" Description="cyclic macro references (default off)" Switch="-w+macro-selfref"/>
+    <BoolProperty Name="floattoolong" Category="Advanced" HelpUrl="http://www.nasm.us/doc/" DisplayName="Disable float-toolong" Description=" too many digits in floating-point number (default on)" Switch="-w-float-toolong"/>
+    <BoolProperty Name="orphanlabels" Category="Advanced" HelpUrl="http://www.nasm.us/doc/" DisplayName="Disable orphan-labels" Description="labels alone on lines without trailing `:' (default on)" Switch="-w-orphan-labels"/>
+    <StringProperty Name="CommandLineTemplate" DisplayName="Command Line" Visible="False" IncludeInCommandLine="False"/>
+    <DynamicEnumProperty Name="NASMBeforeTargets" Category="General" EnumProvider="Targets" IncludeInCommandLine="False">
+      <DynamicEnumProperty.DisplayName>
+        <sys:String>Execute Before</sys:String>
+      </DynamicEnumProperty.DisplayName>
+      <DynamicEnumProperty.Description>
+        <sys:String>Specifies the targets for the build customization to run before.</sys:String>
+      </DynamicEnumProperty.Description>
+      <DynamicEnumProperty.ProviderSettings>
+        <NameValuePair Name="Exclude" Value="^NASMBeforeTargets|^Compute"/>
+      </DynamicEnumProperty.ProviderSettings>
+      <DynamicEnumProperty.DataSource>
+        <DataSource Persistence="ProjectFile" ItemType="" HasConfigurationCondition="true"/>
+      </DynamicEnumProperty.DataSource>
+    </DynamicEnumProperty>
+    <DynamicEnumProperty Name="NASMAfterTargets" Category="General" EnumProvider="Targets" IncludeInCommandLine="False">
+      <DynamicEnumProperty.DisplayName>
+        <sys:String>Execute After</sys:String>
+      </DynamicEnumProperty.DisplayName>
+      <DynamicEnumProperty.Description>
+        <sys:String>Specifies the targets for the build customization to run after.</sys:String>
+      </DynamicEnumProperty.Description>
+      <DynamicEnumProperty.ProviderSettings>
+        <NameValuePair Name="Exclude" Value="^NASMAfterTargets|^Compute"/>
+      </DynamicEnumProperty.ProviderSettings>
+      <DynamicEnumProperty.DataSource>
+        <DataSource Persistence="ProjectFile" ItemType="" HasConfigurationCondition="true"/>
+      </DynamicEnumProperty.DataSource>
+    </DynamicEnumProperty>
+    <StringProperty Name="ExecutionDescription" DisplayName="Execution Description" IncludeInCommandLine="False" Visible="False"/>
+    <StringListProperty Name="AdditionalDependencies" DisplayName="Additional Dependencies" IncludeInCommandLine="False" Visible="False"/>
+    <StringProperty Subtype="AdditionalOptions" Name="AdditionalOptions" Category="Command Line">
+      <StringProperty.DisplayName>
+        <sys:String>Additional Options</sys:String>
+      </StringProperty.DisplayName>
+      <StringProperty.Description>
+        <sys:String>Additional Options</sys:String>
+      </StringProperty.Description>
+    </StringProperty>
+  </Rule>
+  <ItemType Name="NASM" DisplayName="Netwide Assembler"/>
+  <FileExtension Name="*.asm" ContentType="NASM"/>
+  <ContentType Name="NASM" DisplayName="Netwide Assembler" ItemType="NASM"/>
+</ProjectSchemaDefinitions>
diff --git a/Tests/CMakeLists.txt b/Tests/CMakeLists.txt
index 4945b31..910ff39 100644
--- a/Tests/CMakeLists.txt
+++ b/Tests/CMakeLists.txt
@@ -2043,7 +2043,8 @@ ${CMake_BINARY_DIR}/bin/cmake -DDIR=dev -P ${CMake_SOURCE_DIR}/Utilities/Release
     set(reg_wp81 "[HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Microsoft SDKs\\WindowsPhone\\v8.1;InstallationFolder]")
     select_wince_sdk(reg_wince wince_sdk)
     set(reg_tegra "[HKEY_LOCAL_MACHINE\\SOFTWARE\\NVIDIA Corporation\\Nsight Tegra;sdkRoot]")
-    foreach(reg vs10 vs11 vs12 vs14 ws80 ws81 ws10_0 wp80 wp81 wince tegra)
+    set(reg_nasm "[HKEY_CURRENT_USER\\SOFTWARE\\nasm]")
+    foreach(reg vs10 vs11 vs12 vs14 ws80 ws81 ws10_0 wp80 wp81 wince tegra nasm)
       get_filename_component(r "${reg_${reg}}" ABSOLUTE)
       if(IS_DIRECTORY "${r}")
         set(${reg} 1)
@@ -2134,6 +2135,10 @@ ${CMake_BINARY_DIR}/bin/cmake -DDIR=dev -P ${CMake_SOURCE_DIR}/Utilities/Release
     endif()
   endif()
 
+  if(CMAKE_GENERATOR MATCHES "Visual Studio ([^789]|[789][0-9])" AND nasm)
+    ADD_TEST_MACRO(VSNASM VSNASM)
+  endif()
+
   if (CMake_TEST_GreenHillsMULTI)
     macro(add_test_GhsMulti name primaryTarget bspName)
       add_test(NAME GhsMulti.${name} COMMAND ${CMAKE_CTEST_COMMAND}
diff --git a/Tests/VSNASM/CMakeLists.txt b/Tests/VSNASM/CMakeLists.txt
new file mode 100644
index 0000000..c2e29df
--- /dev/null
+++ b/Tests/VSNASM/CMakeLists.txt
@@ -0,0 +1,10 @@
+cmake_minimum_required(VERSION 2.8.12)
+project(VSNASM C ASM_NASM)
+if(CMAKE_SIZEOF_VOID_P EQUAL 8)
+  add_definitions(-DTESTx64)
+  string(APPEND CMAKE_ASM_NASM_FLAGS " -DTEST2x64")
+else()
+  add_definitions(-DTESTi386)
+endif()
+include_directories(${CMAKE_CURRENT_SOURCE_DIR}/include)
+add_executable(VSNASM main.c foo.asm)
diff --git a/Tests/VSNASM/foo.asm b/Tests/VSNASM/foo.asm
new file mode 100644
index 0000000..aba0673
--- /dev/null
+++ b/Tests/VSNASM/foo.asm
@@ -0,0 +1,7 @@
+section .text
+%ifdef TEST2x64
+global foo
+%else
+global _foo
+%endif
+%include "foo-proc.asm"
diff --git a/Tests/VSNASM/include/foo-proc.asm b/Tests/VSNASM/include/foo-proc.asm
new file mode 100644
index 0000000..450a791
--- /dev/null
+++ b/Tests/VSNASM/include/foo-proc.asm
@@ -0,0 +1,7 @@
+%ifdef TESTx64
+foo:
+%else
+_foo:
+%endif
+    mov  	eax, 0
+    ret
diff --git a/Tests/VSNASM/main.c b/Tests/VSNASM/main.c
new file mode 100644
index 0000000..18ddb78
--- /dev/null
+++ b/Tests/VSNASM/main.c
@@ -0,0 +1,5 @@
+extern int foo(void);
+int main(void)
+{
+  return foo();
+}