Add GLSL Compatibility. (#3321)

* Parse glsl buffer blocks to GLSLInterfaceBlockDecl

* Parse glsl local size layout declarations

* Parse (and ignore) glsl version directives

* spelling

* Better l-value interpretation for glsl interface blocks

* Better l-value interpretation for glsl interface blocks

* Add compile flag for enabling glsl

* Parse and ignore precision modifiers.

* Automatically import `glsl` module for compatiblity.

* Complete vector and matrix types for glsl

* Remove generated file from repo

* Bump .gitignore

* do not mark out globals as params

* Synthesize entrypoint layout from global inout vars.

* update test result.

* Allow HLSL semantic on global variables.

* Fix.

* Fix test.

* Fix win32 compile error.

* Add more builtin input/output and texture intrinsics.

* Add struct/array constructor syntax.

* Skip `#extension` lines.

* overide operator * for matrix/vector multiplication.

* Add `matrixCompMult`.

* Parse modifiers in for loop init var declr.

* Add more glsl intrinsics, add stage into to var layout.

* Allow `int[3] x` syntax.

* Fix array type syntax.

---------

Co-authored-by: Ellie Hermaszewska <ellieh@nvidia.com>
Co-authored-by: Yong He <yhe@nvidia.com>

4 files changed, 32 insertions, 0 deletions

diff --git a/build/visual-studio/run-generators/run-generators.vcxproj b/build/visual-studio/run-generators/run-generators.vcxproj
index 31037fc27..8a143c391 100644
--- a/build/visual-studio/run-generators/run-generators.vcxproj
+++ b/build/visual-studio/run-generators/run-generators.vcxproj
@@ -268,6 +268,23 @@
       <AdditionalInputs Condition="'$(Configuration)|$(Platform)'=='Release|x64'">../../../bin/windows-x64/release/slang-generate.exe</AdditionalInputs>

       <AdditionalInputs Condition="'$(Configuration)|$(Platform)'=='Release aarch64|ARM64'">../../../bin/windows-aarch64/release/slang-generate.exe</AdditionalInputs>

     </CustomBuild>

+    <CustomBuild Include="..\..\..\source\slang\glsl.meta.slang">

+      <FileType>Document</FileType>

+      <Command Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">"../../../bin/windows-x86/debug/slang-generate" %(Identity)</Command>

+      <Command Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">"../../../bin/windows-x64/debug/slang-generate" %(Identity)</Command>

+      <Command Condition="'$(Configuration)|$(Platform)'=='Debug aarch64|ARM64'">"../../../bin/windows-aarch64/debug/slang-generate" %(Identity)</Command>

+      <Command Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">"../../../bin/windows-x86/release/slang-generate" %(Identity)</Command>

+      <Command Condition="'$(Configuration)|$(Platform)'=='Release|x64'">"../../../bin/windows-x64/release/slang-generate" %(Identity)</Command>

+      <Command Condition="'$(Configuration)|$(Platform)'=='Release aarch64|ARM64'">"../../../bin/windows-aarch64/release/slang-generate" %(Identity)</Command>

+      <Outputs>../../../source/slang/glsl.meta.slang.h</Outputs>

+      <Message>slang-generate %(Identity)</Message>

+      <AdditionalInputs Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">../../../bin/windows-x86/debug/slang-generate.exe</AdditionalInputs>

+      <AdditionalInputs Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">../../../bin/windows-x64/debug/slang-generate.exe</AdditionalInputs>

+      <AdditionalInputs Condition="'$(Configuration)|$(Platform)'=='Debug aarch64|ARM64'">../../../bin/windows-aarch64/debug/slang-generate.exe</AdditionalInputs>

+      <AdditionalInputs Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">../../../bin/windows-x86/release/slang-generate.exe</AdditionalInputs>

+      <AdditionalInputs Condition="'$(Configuration)|$(Platform)'=='Release|x64'">../../../bin/windows-x64/release/slang-generate.exe</AdditionalInputs>

+      <AdditionalInputs Condition="'$(Configuration)|$(Platform)'=='Release aarch64|ARM64'">../../../bin/windows-aarch64/release/slang-generate.exe</AdditionalInputs>

+    </CustomBuild>

     <CustomBuild Include="..\..\..\source\slang\hlsl.meta.slang">

       <FileType>Document</FileType>

       <Command Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">"../../../bin/windows-x86/debug/slang-generate" %(Identity)</Command>

diff --git a/build/visual-studio/run-generators/run-generators.vcxproj.filters b/build/visual-studio/run-generators/run-generators.vcxproj.filters
index 233899d08..12c02fd18 100644
--- a/build/visual-studio/run-generators/run-generators.vcxproj.filters
+++ b/build/visual-studio/run-generators/run-generators.vcxproj.filters
@@ -49,6 +49,9 @@
     <CustomBuild Include="..\..\..\source\slang\diff.meta.slang">

       <Filter>Source Files</Filter>

     </CustomBuild>

+    <CustomBuild Include="..\..\..\source\slang\glsl.meta.slang">

+      <Filter>Source Files</Filter>

+    </CustomBuild>

     <CustomBuild Include="..\..\..\source\slang\hlsl.meta.slang">

       <Filter>Source Files</Filter>

     </CustomBuild>

diff --git a/build/visual-studio/slang/slang.vcxproj b/build/visual-studio/slang/slang.vcxproj
index 2e180e9ed..17b719b06 100644
--- a/build/visual-studio/slang/slang.vcxproj
+++ b/build/visual-studio/slang/slang.vcxproj
@@ -464,6 +464,7 @@ IF EXIST ..\..\..\external\slang-glslang\bin\windows-aarch64\release\slang-glsla
     <ClInclude Include="..\..\..\source\slang\slang-ir-strip-witness-tables.h" />

     <ClInclude Include="..\..\..\source\slang\slang-ir-strip.h" />

     <ClInclude Include="..\..\..\source\slang\slang-ir-synthesize-active-mask.h" />

+    <ClInclude Include="..\..\..\source\slang\slang-ir-translate-glsl-global-var.h" />

     <ClInclude Include="..\..\..\source\slang\slang-ir-use-uninitialized-out-param.h" />

     <ClInclude Include="..\..\..\source\slang\slang-ir-util.h" />

     <ClInclude Include="..\..\..\source\slang\slang-ir-validate.h" />

@@ -679,6 +680,7 @@ IF EXIST ..\..\..\external\slang-glslang\bin\windows-aarch64\release\slang-glsla
     <ClCompile Include="..\..\..\source\slang\slang-ir-strip-witness-tables.cpp" />

     <ClCompile Include="..\..\..\source\slang\slang-ir-strip.cpp" />

     <ClCompile Include="..\..\..\source\slang\slang-ir-synthesize-active-mask.cpp" />

+    <ClCompile Include="..\..\..\source\slang\slang-ir-translate-glsl-global-var.cpp" />

     <ClCompile Include="..\..\..\source\slang\slang-ir-use-uninitialized-out-param.cpp" />

     <ClCompile Include="..\..\..\source\slang\slang-ir-util.cpp" />

     <ClCompile Include="..\..\..\source\slang\slang-ir-validate.cpp" />

@@ -732,6 +734,7 @@ IF EXIST ..\..\..\external\slang-glslang\bin\windows-aarch64\release\slang-glsla
   <ItemGroup>

     <None Include="..\..\..\source\slang\core.meta.slang" />

     <None Include="..\..\..\source\slang\diff.meta.slang" />

+    <None Include="..\..\..\source\slang\glsl.meta.slang" />

     <None Include="..\..\..\source\slang\hlsl.meta.slang" />

     <None Include="..\..\..\source\slang\slang.natjmc" />

   </ItemGroup>

diff --git a/build/visual-studio/slang/slang.vcxproj.filters b/build/visual-studio/slang/slang.vcxproj.filters
index 10cc7c103..a28dece8f 100644
--- a/build/visual-studio/slang/slang.vcxproj.filters
+++ b/build/visual-studio/slang/slang.vcxproj.filters
@@ -480,6 +480,9 @@
     <ClInclude Include="..\..\..\source\slang\slang-ir-synthesize-active-mask.h">

       <Filter>Header Files</Filter>

     </ClInclude>

+    <ClInclude Include="..\..\..\source\slang\slang-ir-translate-glsl-global-var.h">

+      <Filter>Header Files</Filter>

+    </ClInclude>

     <ClInclude Include="..\..\..\source\slang\slang-ir-use-uninitialized-out-param.h">

       <Filter>Header Files</Filter>

     </ClInclude>

@@ -1121,6 +1124,9 @@
     <ClCompile Include="..\..\..\source\slang\slang-ir-synthesize-active-mask.cpp">

       <Filter>Source Files</Filter>

     </ClCompile>

+    <ClCompile Include="..\..\..\source\slang\slang-ir-translate-glsl-global-var.cpp">

+      <Filter>Source Files</Filter>

+    </ClCompile>

     <ClCompile Include="..\..\..\source\slang\slang-ir-use-uninitialized-out-param.cpp">

       <Filter>Source Files</Filter>

     </ClCompile>

@@ -1276,6 +1282,9 @@
     <None Include="..\..\..\source\slang\diff.meta.slang">

       <Filter>Source Files</Filter>

     </None>

+    <None Include="..\..\..\source\slang\glsl.meta.slang">

+      <Filter>Source Files</Filter>

+    </None>

     <None Include="..\..\..\source\slang\hlsl.meta.slang">

       <Filter>Source Files</Filter>

     </None>