Update prebuilt glslang binaries (#3189)

* Update prebuilt glslang binaries

* Add test for GL_EXT_texture_shadow_lod functions.

* fix

---------

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

4 files changed, 19 insertions, 1 deletions

diff --git a/deps/target-deps.json b/deps/target-deps.json
index 6c0880c78..cf9267bf9 100644
--- a/deps/target-deps.json
+++ b/deps/target-deps.json
@@ -16,7 +16,7 @@
             },
             {
                 "name" : "slang-glslang",
-                "baseUrl" : "https://github.com/shader-slang/slang-glslang/releases/download/v12.3.1-b/slang-glslang-12.3.1-b-",
+                "baseUrl" : "https://github.com/shader-slang/slang-glslang/releases/download/v13.0.0.x-e/slang-glslang-13.0.0.x-e-",
                 "optional" : true,
                 "packages" : 
                 {
diff --git a/source/slang/slang-stdlib-textures.cpp b/source/slang/slang-stdlib-textures.cpp
index e5af1367f..bec3a7155 100644
--- a/source/slang/slang-stdlib-textures.cpp
+++ b/source/slang/slang-stdlib-textures.cpp
@@ -948,6 +948,7 @@ void TextureTypeInfo::writeSampleFunctions()
             cat("texture($p, vec", arrCoordCount + 1, "($2, $3))")
         );
 
+        sb << "__glsl_extension(GL_EXT_texture_shadow_lod)\n";
         writeFunc(
             "float",
             "SampleCmpLevelZero",
@@ -980,6 +981,7 @@ void TextureTypeInfo::writeSampleFunctions()
             cat("textureOffset($p, vec", arrCoordCount + 1, "($2, $3), $4)")
         );
 
+        sb << "__glsl_extension(GL_EXT_texture_shadow_lod)\n";
         writeFunc(
             "float",
             "SampleCmpLevelZero",
diff --git a/tests/expected-failure.txt b/tests/expected-failure.txt
index df773a46b..281d79391 100644
--- a/tests/expected-failure.txt
+++ b/tests/expected-failure.txt
@@ -6,3 +6,4 @@ tests/compute/ray-tracing-inline.slang.1 (vk)
 tests/language-feature/constants/constexpr-loop.slang.1 (vk)
 tests/optimization/func-resource-result/func-resource-result-complex.slang.1 (vk)
 tests/type/texture-sampler/texture-sampler-2d.slang (vk)
+tests/hlsl-intrinsic/texture-lod-shadow.slang.1
\ No newline at end of file
diff --git a/tests/hlsl-intrinsic/texture-lod-shadow.slang b/tests/hlsl-intrinsic/texture-lod-shadow.slang
new file mode 100644
index 000000000..bc78a9382
--- /dev/null
+++ b/tests/hlsl-intrinsic/texture-lod-shadow.slang
@@ -0,0 +1,15 @@
+//TEST:SIMPLE(filecheck=CHECK): -target spirv -emit-spirv-via-glsl -entry computeMain -profile glsl_450 -stage compute
+//DISABLED_TEST:SIMPLE(filecheck=CHECK): -target spirv -emit-spirv-directly -entry computeMain -profile glsl_450 -stage compute
+
+Texture2DArray t2dArray;
+RWStructuredBuffer<float4> result;
+SamplerComparisonState s;
+
+// CHECK: OpSourceExtension "GL_EXT_texture_shadow_lod"
+// CHECK: %{{[0-9]*}} = OpImageSampleDrefExplicitLod %float %{{[0-9]*}} %{{[0-9]*}} %float_0_5 Lod|ConstOffset %float_0 %{{[0-9]*}}
+
+[numthreads(1,1,1)]
+void computeMain()
+{
+    result[0] = t2dArray.SampleCmpLevelZero(s, float3(1, 2, 3), 0.5, int2(0, 0));
+}
\ No newline at end of file