Merge pull request #128 from HansKristian-Work/mesh-shader-basic-tests

Mesh shader basic tests

43 files changed, 710 insertions, 15 deletions

diff --git a/reference/shaders/asm/cbv.no-legacy-cbuf-layout.sm66-heaps.bc.dxil b/reference/shaders/asm/cbv.no-legacy-cbuf-layout.sm66-heaps.bc.dxil
index 98b135b..ca47c9f 100644
--- a/reference/shaders/asm/cbv.no-legacy-cbuf-layout.sm66-heaps.bc.dxil
+++ b/reference/shaders/asm/cbv.no-legacy-cbuf-layout.sm66-heaps.bc.dxil
@@ -7,7 +7,11 @@
 #error No extension available for FP16.
 #endif
 #extension GL_EXT_shader_16bit_storage : require
+#if defined(GL_ARB_gpu_shader_int64)
 #extension GL_ARB_gpu_shader_int64 : require
+#else
+#error No extension available for 64-bit integers.
+#endif
 #extension GL_EXT_nonuniform_qualifier : require
 #extension GL_EXT_scalar_block_layout : require
 
diff --git a/reference/shaders/dxil-builtin/barycentrics-2.frag b/reference/shaders/dxil-builtin/barycentrics-2.frag
index 5449b9b..19d2be2 100644
--- a/reference/shaders/dxil-builtin/barycentrics-2.frag
+++ b/reference/shaders/dxil-builtin/barycentrics-2.frag
@@ -1,15 +1,15 @@
 #version 460
-#extension GL_NV_fragment_shader_barycentric : require
+#extension GL_EXT_fragment_shader_barycentric : require
 
-layout(location = 0) pervertexNV in float ATTRIB[3];
-layout(location = 0, component = 1) pervertexNV in float ATTRIB_1[3];
-layout(location = 0, component = 2) pervertexNV in float ATTRIB_2[3];
+layout(location = 0) pervertexEXT in float ATTRIB[3];
+layout(location = 0, component = 1) pervertexEXT in float ATTRIB_1[3];
+layout(location = 0, component = 2) pervertexEXT in float ATTRIB_2[3];
 layout(location = 1) centroid in float FOO;
 layout(location = 0) out float SV_Target;
 
 void main()
 {
-    SV_Target = (((ATTRIB[0u] * gl_BaryCoordNV.x) + FOO) + (ATTRIB_1[1u] * gl_BaryCoordNV.y)) + (ATTRIB_2[2u] * gl_BaryCoordNV.z);
+    SV_Target = (((ATTRIB[0u] * gl_BaryCoordEXT.x) + FOO) + (ATTRIB_1[1u] * gl_BaryCoordEXT.y)) + (ATTRIB_2[2u] * gl_BaryCoordEXT.z);
 }
 
 
diff --git a/reference/shaders/dxil-builtin/barycentrics.frag b/reference/shaders/dxil-builtin/barycentrics.frag
index 3e46539..c363746 100644
--- a/reference/shaders/dxil-builtin/barycentrics.frag
+++ b/reference/shaders/dxil-builtin/barycentrics.frag
@@ -1,17 +1,17 @@
 #version 460
-#extension GL_NV_fragment_shader_barycentric : require
+#extension GL_EXT_fragment_shader_barycentric : require
 
-layout(location = 0) pervertexNV in vec4 ATTRIB[3];
-layout(location = 1) pervertexNV in vec4 ATTRIB_2[3][2];
+layout(location = 0) pervertexEXT in vec4 ATTRIB[3];
+layout(location = 1) pervertexEXT in vec4 ATTRIB_2[3][2];
 layout(location = 3) flat in uint INDEX;
 layout(location = 0) out vec4 SV_Target;
 
 void main()
 {
-    SV_Target.x = (((((ATTRIB[0u].x + gl_BaryCoordNV.x) + (ATTRIB[0u].x * gl_BaryCoordNV.x)) + (ATTRIB[1u].x * gl_BaryCoordNV.y)) + (ATTRIB_2[0u][INDEX].x * gl_BaryCoordNV.z)) + ((ATTRIB_2[1u][1u].x + ATTRIB_2[2u][0u].x) * gl_BaryCoordNoPerspNV.y)) + ((ATTRIB_2[0u][1u].x + ATTRIB_2[1u][0u].x) * gl_BaryCoordNoPerspNV.x);
-    SV_Target.y = (((((ATTRIB[0u].y + gl_BaryCoordNV.y) + (ATTRIB[0u].y * gl_BaryCoordNV.x)) + (ATTRIB[1u].y * gl_BaryCoordNV.y)) + (ATTRIB_2[0u][INDEX].y * gl_BaryCoordNV.z)) + ((ATTRIB_2[1u][1u].y + ATTRIB_2[2u][0u].y) * gl_BaryCoordNoPerspNV.y)) + ((ATTRIB_2[0u][1u].y + ATTRIB_2[1u][0u].y) * gl_BaryCoordNoPerspNV.x);
-    SV_Target.z = (((((ATTRIB[0u].z + gl_BaryCoordNoPerspNV.y) + (ATTRIB[0u].z * gl_BaryCoordNV.x)) + (ATTRIB[1u].z * gl_BaryCoordNV.y)) + (ATTRIB_2[0u][INDEX].z * gl_BaryCoordNV.z)) + ((ATTRIB_2[1u][1u].z + ATTRIB_2[2u][0u].z) * gl_BaryCoordNoPerspNV.y)) + ((ATTRIB_2[0u][1u].z + ATTRIB_2[1u][0u].z) * gl_BaryCoordNoPerspNV.x);
-    SV_Target.w = (((((ATTRIB[0u].w + gl_BaryCoordNoPerspNV.x) + (ATTRIB[0u].w * gl_BaryCoordNV.x)) + (ATTRIB[1u].w * gl_BaryCoordNV.y)) + (ATTRIB_2[0u][INDEX].w * gl_BaryCoordNV.z)) + ((ATTRIB_2[1u][1u].w + ATTRIB_2[2u][0u].w) * gl_BaryCoordNoPerspNV.y)) + ((ATTRIB_2[0u][1u].w + ATTRIB_2[1u][0u].w) * gl_BaryCoordNoPerspNV.x);
+    SV_Target.x = (((((ATTRIB[0u].x + gl_BaryCoordEXT.x) + (ATTRIB[0u].x * gl_BaryCoordEXT.x)) + (ATTRIB[1u].x * gl_BaryCoordEXT.y)) + (ATTRIB_2[0u][INDEX].x * gl_BaryCoordEXT.z)) + ((ATTRIB_2[1u][1u].x + ATTRIB_2[2u][0u].x) * gl_BaryCoordNoPerspEXT.y)) + ((ATTRIB_2[0u][1u].x + ATTRIB_2[1u][0u].x) * gl_BaryCoordNoPerspEXT.x);
+    SV_Target.y = (((((ATTRIB[0u].y + gl_BaryCoordEXT.y) + (ATTRIB[0u].y * gl_BaryCoordEXT.x)) + (ATTRIB[1u].y * gl_BaryCoordEXT.y)) + (ATTRIB_2[0u][INDEX].y * gl_BaryCoordEXT.z)) + ((ATTRIB_2[1u][1u].y + ATTRIB_2[2u][0u].y) * gl_BaryCoordNoPerspEXT.y)) + ((ATTRIB_2[0u][1u].y + ATTRIB_2[1u][0u].y) * gl_BaryCoordNoPerspEXT.x);
+    SV_Target.z = (((((ATTRIB[0u].z + gl_BaryCoordNoPerspEXT.y) + (ATTRIB[0u].z * gl_BaryCoordEXT.x)) + (ATTRIB[1u].z * gl_BaryCoordEXT.y)) + (ATTRIB_2[0u][INDEX].z * gl_BaryCoordEXT.z)) + ((ATTRIB_2[1u][1u].z + ATTRIB_2[2u][0u].z) * gl_BaryCoordNoPerspEXT.y)) + ((ATTRIB_2[0u][1u].z + ATTRIB_2[1u][0u].z) * gl_BaryCoordNoPerspEXT.x);
+    SV_Target.w = (((((ATTRIB[0u].w + gl_BaryCoordNoPerspEXT.x) + (ATTRIB[0u].w * gl_BaryCoordEXT.x)) + (ATTRIB[1u].w * gl_BaryCoordEXT.y)) + (ATTRIB_2[0u][INDEX].w * gl_BaryCoordEXT.z)) + ((ATTRIB_2[1u][1u].w + ATTRIB_2[2u][0u].w) * gl_BaryCoordNoPerspEXT.y)) + ((ATTRIB_2[0u][1u].w + ATTRIB_2[1u][0u].w) * gl_BaryCoordNoPerspEXT.x);
 }
 
 
diff --git a/reference/shaders/resources/buffer-64bit.ssbo.bindless.ssbo-align.comp b/reference/shaders/resources/buffer-64bit.ssbo.bindless.ssbo-align.comp
index d0c157a..dfd5829 100644
--- a/reference/shaders/resources/buffer-64bit.ssbo.bindless.ssbo-align.comp
+++ b/reference/shaders/resources/buffer-64bit.ssbo.bindless.ssbo-align.comp
@@ -1,5 +1,9 @@
 #version 460
+#if defined(GL_ARB_gpu_shader_int64)
 #extension GL_ARB_gpu_shader_int64 : require
+#else
+#error No extension available for 64-bit integers.
+#endif
 #extension GL_EXT_buffer_reference : require
 #extension GL_EXT_nonuniform_qualifier : require
 #extension GL_KHR_shader_subgroup_ballot : require
diff --git a/reference/shaders/resources/buffer-64bit.ssbo.comp b/reference/shaders/resources/buffer-64bit.ssbo.comp
index 86af6ab..e5e2c69 100644
--- a/reference/shaders/resources/buffer-64bit.ssbo.comp
+++ b/reference/shaders/resources/buffer-64bit.ssbo.comp
@@ -1,5 +1,9 @@
 #version 460
+#if defined(GL_ARB_gpu_shader_int64)
 #extension GL_ARB_gpu_shader_int64 : require
+#else
+#error No extension available for 64-bit integers.
+#endif
 #extension GL_EXT_scalar_block_layout : require
 layout(local_size_x = 128, local_size_y = 1, local_size_z = 1) in;
 
diff --git a/reference/shaders/resources/cbv-legacy-fp16-fp64.frag b/reference/shaders/resources/cbv-legacy-fp16-fp64.frag
index 49a7d61..cdeb1aa 100644
--- a/reference/shaders/resources/cbv-legacy-fp16-fp64.frag
+++ b/reference/shaders/resources/cbv-legacy-fp16-fp64.frag
@@ -7,7 +7,11 @@
 #error No extension available for FP16.
 #endif
 #extension GL_EXT_shader_16bit_storage : require
+#if defined(GL_ARB_gpu_shader_int64)
 #extension GL_ARB_gpu_shader_int64 : require
+#else
+#error No extension available for 64-bit integers.
+#endif
 
 struct CBVComposite16x8
 {
diff --git a/reference/shaders/resources/cbv-legacy-fp16-fp64.root-descriptor.frag b/reference/shaders/resources/cbv-legacy-fp16-fp64.root-descriptor.frag
index f2ccf13..9dd92b3 100644
--- a/reference/shaders/resources/cbv-legacy-fp16-fp64.root-descriptor.frag
+++ b/reference/shaders/resources/cbv-legacy-fp16-fp64.root-descriptor.frag
@@ -7,7 +7,11 @@
 #error No extension available for FP16.
 #endif
 #extension GL_EXT_shader_16bit_storage : require
+#if defined(GL_ARB_gpu_shader_int64)
 #extension GL_ARB_gpu_shader_int64 : require
+#else
+#error No extension available for 64-bit integers.
+#endif
 #extension GL_EXT_buffer_reference : require
 #extension GL_EXT_buffer_reference_uvec2 : require
 
diff --git a/reference/shaders/resources/cbv-legacy-fp16-fp64.root-descriptor.sm60.frag b/reference/shaders/resources/cbv-legacy-fp16-fp64.root-descriptor.sm60.frag
index e8ae469..37aed1b 100644
--- a/reference/shaders/resources/cbv-legacy-fp16-fp64.root-descriptor.sm60.frag
+++ b/reference/shaders/resources/cbv-legacy-fp16-fp64.root-descriptor.sm60.frag
@@ -1,5 +1,9 @@
 #version 460
+#if defined(GL_ARB_gpu_shader_int64)
 #extension GL_ARB_gpu_shader_int64 : require
+#else
+#error No extension available for 64-bit integers.
+#endif
 #extension GL_EXT_buffer_reference : require
 #extension GL_EXT_buffer_reference_uvec2 : require
 
diff --git a/reference/shaders/resources/cbv-legacy-fp16-fp64.root-descriptor.sm60.native-fp16.frag b/reference/shaders/resources/cbv-legacy-fp16-fp64.root-descriptor.sm60.native-fp16.frag
index cad0869..31f655b 100644
--- a/reference/shaders/resources/cbv-legacy-fp16-fp64.root-descriptor.sm60.native-fp16.frag
+++ b/reference/shaders/resources/cbv-legacy-fp16-fp64.root-descriptor.sm60.native-fp16.frag
@@ -7,7 +7,11 @@
 #error No extension available for FP16.
 #endif
 #extension GL_EXT_shader_16bit_storage : require
+#if defined(GL_ARB_gpu_shader_int64)
 #extension GL_ARB_gpu_shader_int64 : require
+#else
+#error No extension available for 64-bit integers.
+#endif
 #extension GL_EXT_buffer_reference : require
 #extension GL_EXT_buffer_reference_uvec2 : require
 
diff --git a/reference/shaders/resources/cbv-legacy-fp16-fp64.sm60.frag b/reference/shaders/resources/cbv-legacy-fp16-fp64.sm60.frag
index 99d1a3b..7b3e358 100644
--- a/reference/shaders/resources/cbv-legacy-fp16-fp64.sm60.frag
+++ b/reference/shaders/resources/cbv-legacy-fp16-fp64.sm60.frag
@@ -1,5 +1,9 @@
 #version 460
+#if defined(GL_ARB_gpu_shader_int64)
 #extension GL_ARB_gpu_shader_int64 : require
+#else
+#error No extension available for 64-bit integers.
+#endif
 
 layout(set = 0, binding = 0, std140) uniform _10_12
 {
diff --git a/reference/shaders/resources/cbv-legacy-fp16-fp64.sm60.native-fp16.frag b/reference/shaders/resources/cbv-legacy-fp16-fp64.sm60.native-fp16.frag
index 996fc55..3027d03 100644
--- a/reference/shaders/resources/cbv-legacy-fp16-fp64.sm60.native-fp16.frag
+++ b/reference/shaders/resources/cbv-legacy-fp16-fp64.sm60.native-fp16.frag
@@ -7,7 +7,11 @@
 #error No extension available for FP16.
 #endif
 #extension GL_EXT_shader_16bit_storage : require
+#if defined(GL_ARB_gpu_shader_int64)
 #extension GL_ARB_gpu_shader_int64 : require
+#else
+#error No extension available for 64-bit integers.
+#endif
 
 layout(set = 0, binding = 0, std140) uniform _10_12
 {
diff --git a/reference/shaders/resources/cbv.no-legacy-cbuf-layout.bindless.frag b/reference/shaders/resources/cbv.no-legacy-cbuf-layout.bindless.frag
index ba78e81..f2b355e 100644
--- a/reference/shaders/resources/cbv.no-legacy-cbuf-layout.bindless.frag
+++ b/reference/shaders/resources/cbv.no-legacy-cbuf-layout.bindless.frag
@@ -7,7 +7,11 @@
 #error No extension available for FP16.
 #endif
 #extension GL_EXT_shader_16bit_storage : require
+#if defined(GL_ARB_gpu_shader_int64)
 #extension GL_ARB_gpu_shader_int64 : require
+#else
+#error No extension available for 64-bit integers.
+#endif
 #extension GL_EXT_buffer_reference : require
 #extension GL_EXT_nonuniform_qualifier : require
 #extension GL_EXT_scalar_block_layout : require
diff --git a/reference/shaders/resources/cbv.no-legacy-cbuf-layout.native-fp16.sm60.frag b/reference/shaders/resources/cbv.no-legacy-cbuf-layout.native-fp16.sm60.frag
index 567eb93..5147786 100644
--- a/reference/shaders/resources/cbv.no-legacy-cbuf-layout.native-fp16.sm60.frag
+++ b/reference/shaders/resources/cbv.no-legacy-cbuf-layout.native-fp16.sm60.frag
@@ -7,7 +7,11 @@
 #error No extension available for FP16.
 #endif
 #extension GL_EXT_shader_16bit_storage : require
+#if defined(GL_ARB_gpu_shader_int64)
 #extension GL_ARB_gpu_shader_int64 : require
+#else
+#error No extension available for 64-bit integers.
+#endif
 #extension GL_EXT_scalar_block_layout : require
 
 layout(set = 0, binding = 0, scalar) uniform _9_11
diff --git a/reference/shaders/resources/cbv.root-descriptor.no-legacy-cbuf-layout.frag b/reference/shaders/resources/cbv.root-descriptor.no-legacy-cbuf-layout.frag
index fb6a0ab..05a5f48 100644
--- a/reference/shaders/resources/cbv.root-descriptor.no-legacy-cbuf-layout.frag
+++ b/reference/shaders/resources/cbv.root-descriptor.no-legacy-cbuf-layout.frag
@@ -1,5 +1,9 @@
 #version 460
+#if defined(GL_ARB_gpu_shader_int64)
 #extension GL_ARB_gpu_shader_int64 : require
+#else
+#error No extension available for 64-bit integers.
+#endif
 #if defined(GL_AMD_gpu_shader_half_float)
 #extension GL_AMD_gpu_shader_half_float : require
 #elif defined(GL_EXT_shader_explicit_arithmetic_types_float16)
diff --git a/reference/shaders/resources/sm66/atomics-64bit-groupshared.ssbo.sm66.comp b/reference/shaders/resources/sm66/atomics-64bit-groupshared.ssbo.sm66.comp
index 5660073..d18395b 100644
--- a/reference/shaders/resources/sm66/atomics-64bit-groupshared.ssbo.sm66.comp
+++ b/reference/shaders/resources/sm66/atomics-64bit-groupshared.ssbo.sm66.comp
@@ -1,5 +1,9 @@
 #version 460
+#if defined(GL_ARB_gpu_shader_int64)
 #extension GL_ARB_gpu_shader_int64 : require
+#else
+#error No extension available for 64-bit integers.
+#endif
 layout(local_size_x = 128, local_size_y = 1, local_size_z = 1) in;
 
 struct CmpXchgResult
diff --git a/reference/shaders/resources/sm66/atomics-64bit.root-descriptor.sm66.comp b/reference/shaders/resources/sm66/atomics-64bit.root-descriptor.sm66.comp
index 6a97050..0756694 100644
--- a/reference/shaders/resources/sm66/atomics-64bit.root-descriptor.sm66.comp
+++ b/reference/shaders/resources/sm66/atomics-64bit.root-descriptor.sm66.comp
@@ -1,5 +1,9 @@
 #version 460
+#if defined(GL_ARB_gpu_shader_int64)
 #extension GL_ARB_gpu_shader_int64 : require
+#else
+#error No extension available for 64-bit integers.
+#endif
 #extension GL_EXT_buffer_reference : require
 #extension GL_EXT_buffer_reference_uvec2 : require
 layout(local_size_x = 128, local_size_y = 1, local_size_z = 1) in;
diff --git a/reference/shaders/resources/sm66/atomics-64bit.ssbo.sm66.comp b/reference/shaders/resources/sm66/atomics-64bit.ssbo.sm66.comp
index 653e60d..93f1af4 100644
--- a/reference/shaders/resources/sm66/atomics-64bit.ssbo.sm66.comp
+++ b/reference/shaders/resources/sm66/atomics-64bit.ssbo.sm66.comp
@@ -1,5 +1,9 @@
 #version 460
+#if defined(GL_ARB_gpu_shader_int64)
 #extension GL_ARB_gpu_shader_int64 : require
+#else
+#error No extension available for 64-bit integers.
+#endif
 #extension GL_EXT_nonuniform_qualifier : require
 layout(local_size_x = 128, local_size_y = 1, local_size_z = 1) in;
 
diff --git a/reference/shaders/resources/sm66/atomics-component-alias.sm66.comp b/reference/shaders/resources/sm66/atomics-component-alias.sm66.comp
index 7f2047d..a340f14 100644
--- a/reference/shaders/resources/sm66/atomics-component-alias.sm66.comp
+++ b/reference/shaders/resources/sm66/atomics-component-alias.sm66.comp
@@ -1,5 +1,9 @@
 #version 460
+#if defined(GL_ARB_gpu_shader_int64)
 #extension GL_ARB_gpu_shader_int64 : require
+#else
+#error No extension available for 64-bit integers.
+#endif
 #extension GL_EXT_samplerless_texture_functions : require
 layout(local_size_x = 128, local_size_y = 1, local_size_z = 1) in;
 
diff --git a/reference/shaders/resources/sm66/atomics-typed-64bit-heap.sm66.comp b/reference/shaders/resources/sm66/atomics-typed-64bit-heap.sm66.comp
index de3f004..7387281 100644
--- a/reference/shaders/resources/sm66/atomics-typed-64bit-heap.sm66.comp
+++ b/reference/shaders/resources/sm66/atomics-typed-64bit-heap.sm66.comp
@@ -1,5 +1,9 @@
 #version 460
+#if defined(GL_ARB_gpu_shader_int64)
 #extension GL_ARB_gpu_shader_int64 : require
+#else
+#error No extension available for 64-bit integers.
+#endif
 #extension GL_EXT_nonuniform_qualifier : require
 layout(local_size_x = 128, local_size_y = 1, local_size_z = 1) in;
 
diff --git a/reference/shaders/resources/sm66/atomics-typed-64bit.bindless.sm66.comp b/reference/shaders/resources/sm66/atomics-typed-64bit.bindless.sm66.comp
index 9aec3d6..02c463b 100644
--- a/reference/shaders/resources/sm66/atomics-typed-64bit.bindless.sm66.comp
+++ b/reference/shaders/resources/sm66/atomics-typed-64bit.bindless.sm66.comp
@@ -1,5 +1,9 @@
 #version 460
+#if defined(GL_ARB_gpu_shader_int64)
 #extension GL_ARB_gpu_shader_int64 : require
+#else
+#error No extension available for 64-bit integers.
+#endif
 #extension GL_EXT_buffer_reference : require
 #extension GL_EXT_nonuniform_qualifier : require
 layout(local_size_x = 128, local_size_y = 1, local_size_z = 1) in;
diff --git a/reference/shaders/resources/sm66/atomics-typed-64bit.sm66.comp b/reference/shaders/resources/sm66/atomics-typed-64bit.sm66.comp
index d273110..a368ca3 100644
--- a/reference/shaders/resources/sm66/atomics-typed-64bit.sm66.comp
+++ b/reference/shaders/resources/sm66/atomics-typed-64bit.sm66.comp
@@ -1,5 +1,9 @@
 #version 460
+#if defined(GL_ARB_gpu_shader_int64)
 #extension GL_ARB_gpu_shader_int64 : require
+#else
+#error No extension available for 64-bit integers.
+#endif
 layout(local_size_x = 128, local_size_y = 1, local_size_z = 1) in;
 
 layout(set = 0, binding = 0) uniform imageBuffer _8;
diff --git a/reference/shaders/resources/sm66/buffer-64bit-double.ssbo.sm66.comp b/reference/shaders/resources/sm66/buffer-64bit-double.ssbo.sm66.comp
index e802cf5..f92e47c 100644
--- a/reference/shaders/resources/sm66/buffer-64bit-double.ssbo.sm66.comp
+++ b/reference/shaders/resources/sm66/buffer-64bit-double.ssbo.sm66.comp
@@ -1,5 +1,9 @@
 #version 460
+#if defined(GL_ARB_gpu_shader_int64)
 #extension GL_ARB_gpu_shader_int64 : require
+#else
+#error No extension available for 64-bit integers.
+#endif
 #extension GL_EXT_nonuniform_qualifier : require
 #extension GL_EXT_scalar_block_layout : require
 layout(local_size_x = 128, local_size_y = 1, local_size_z = 1) in;
diff --git a/reference/shaders/resources/sm66/buffer-64bit.ssbo.sm66.comp b/reference/shaders/resources/sm66/buffer-64bit.ssbo.sm66.comp
index 896ac62..b412a16 100644
--- a/reference/shaders/resources/sm66/buffer-64bit.ssbo.sm66.comp
+++ b/reference/shaders/resources/sm66/buffer-64bit.ssbo.sm66.comp
@@ -1,5 +1,9 @@
 #version 460
+#if defined(GL_ARB_gpu_shader_int64)
 #extension GL_ARB_gpu_shader_int64 : require
+#else
+#error No extension available for 64-bit integers.
+#endif
 #extension GL_EXT_nonuniform_qualifier : require
 #extension GL_EXT_scalar_block_layout : require
 layout(local_size_x = 128, local_size_y = 1, local_size_z = 1) in;
diff --git a/reference/shaders/resources/sm66/buffer-64bit.ssbo.ssbo-align.sm66.comp b/reference/shaders/resources/sm66/buffer-64bit.ssbo.ssbo-align.sm66.comp
index 0f794c1..d090803 100644
--- a/reference/shaders/resources/sm66/buffer-64bit.ssbo.ssbo-align.sm66.comp
+++ b/reference/shaders/resources/sm66/buffer-64bit.ssbo.ssbo-align.sm66.comp
@@ -1,5 +1,9 @@
 #version 460
+#if defined(GL_ARB_gpu_shader_int64)
 #extension GL_ARB_gpu_shader_int64 : require
+#else
+#error No extension available for 64-bit integers.
+#endif
 #extension GL_EXT_nonuniform_qualifier : require
 #extension GL_KHR_shader_subgroup_ballot : require
 layout(local_size_x = 128, local_size_y = 1, local_size_z = 1) in;
diff --git a/reference/shaders/resources/sm66/cbv.no-legacy-cbuf-layout.bindless.sm66.frag b/reference/shaders/resources/sm66/cbv.no-legacy-cbuf-layout.bindless.sm66.frag
index ba78e81..f2b355e 100644
--- a/reference/shaders/resources/sm66/cbv.no-legacy-cbuf-layout.bindless.sm66.frag
+++ b/reference/shaders/resources/sm66/cbv.no-legacy-cbuf-layout.bindless.sm66.frag
@@ -7,7 +7,11 @@
 #error No extension available for FP16.
 #endif
 #extension GL_EXT_shader_16bit_storage : require
+#if defined(GL_ARB_gpu_shader_int64)
 #extension GL_ARB_gpu_shader_int64 : require
+#else
+#error No extension available for 64-bit integers.
+#endif
 #extension GL_EXT_buffer_reference : require
 #extension GL_EXT_nonuniform_qualifier : require
 #extension GL_EXT_scalar_block_layout : require
diff --git a/reference/shaders/resources/sm66/cbv.no-legacy-cbuf-layout.sm66.frag b/reference/shaders/resources/sm66/cbv.no-legacy-cbuf-layout.sm66.frag
index 32d7dcf..c159cbf 100644
--- a/reference/shaders/resources/sm66/cbv.no-legacy-cbuf-layout.sm66.frag
+++ b/reference/shaders/resources/sm66/cbv.no-legacy-cbuf-layout.sm66.frag
@@ -7,7 +7,11 @@
 #error No extension available for FP16.
 #endif
 #extension GL_EXT_shader_16bit_storage : require
+#if defined(GL_ARB_gpu_shader_int64)
 #extension GL_ARB_gpu_shader_int64 : require
+#else
+#error No extension available for 64-bit integers.
+#endif
 #extension GL_EXT_scalar_block_layout : require
 
 layout(set = 0, binding = 0, scalar) uniform _9_11
diff --git a/reference/shaders/resources/sm66/raygen-heap.ssbo-rtas.sm66.rgen b/reference/shaders/resources/sm66/raygen-heap.ssbo-rtas.sm66.rgen
index 8919548..77870d5 100644
--- a/reference/shaders/resources/sm66/raygen-heap.ssbo-rtas.sm66.rgen
+++ b/reference/shaders/resources/sm66/raygen-heap.ssbo-rtas.sm66.rgen
@@ -25,9 +25,9 @@ layout(location = 1) rayPayloadEXT _20 _22;
 void main()
 {
     uint _24 = subgroupBroadcastFirst(0u);
-    accelerationStructureEXT _30 = accelerationStructureEXT(_10._m0[_24]);
-    traceRayEXT(_30, 0u, 0u, 0u, 0u, 0u, vec3(1.0, 2.0, 3.0), 1.0, vec3(0.0, 0.0, 1.0), 4.0, 0);
-    traceRayEXT(_30, 0u, 1u, 0u, 0u, 0u, vec3(1.0, 2.0, 3.0), 1.0, vec3(0.0, 0.0, 1.0), 4.0, 1);
+    uvec2 _30 = _10._m0[_24];
+    traceRayEXT(accelerationStructureEXT(_30), 0u, 0u, 0u, 0u, 0u, vec3(1.0, 2.0, 3.0), 1.0, vec3(0.0, 0.0, 1.0), 4.0, 0);
+    traceRayEXT(accelerationStructureEXT(_30), 0u, 1u, 0u, 0u, 0u, vec3(1.0, 2.0, 3.0), 1.0, vec3(0.0, 0.0, 1.0), 4.0, 1);
     imageStore(_15[1u], ivec2(uvec2(0u)), vec4(_19._m0.x + _22._m0, _19._m0.y + _22._m0, _19._m0.z + _22._m0, _19._m0.w + _22._m0));
 }
 
diff --git a/reference/shaders/stages/mesh-basic-line.mesh b/reference/shaders/stages/mesh-basic-line.mesh
new file mode 100644
index 0000000..16e9bdb
--- /dev/null
+++ b/reference/shaders/stages/mesh-basic-line.mesh
@@ -0,0 +1,197 @@
+#version 460
+#extension GL_EXT_mesh_shader : require
+layout(local_size_x = 2, local_size_y = 3, local_size_z = 4) in;
+layout(max_vertices = 24, max_primitives = 8, lines) out;
+
+struct _36
+{
+    float _m0;
+};
+
+layout(location = 1) out vec4 B[24];
+layout(location = 3) perprimitiveEXT out vec4 C[8];
+shared float _32[64];
+taskPayloadSharedEXT _36 _38;
+
+void main()
+{
+    _32[gl_LocalInvocationIndex] = float(gl_LocalInvocationIndex);
+    barrier();
+    SetMeshOutputsEXT(24u, 8u);
+    gl_MeshVerticesEXT[gl_LocalInvocationIndex].gl_Position.x = _32[gl_LocalInvocationIndex];
+    gl_MeshVerticesEXT[gl_LocalInvocationIndex].gl_Position.y = _32[gl_LocalInvocationIndex];
+    gl_MeshVerticesEXT[gl_LocalInvocationIndex].gl_Position.z = _32[gl_LocalInvocationIndex];
+    gl_MeshVerticesEXT[gl_LocalInvocationIndex].gl_Position.w = _32[gl_LocalInvocationIndex];
+    float _59 = _38._m0 + _32[gl_LocalInvocationIndex ^ 1u];
+    B[gl_LocalInvocationIndex].x = _59;
+    B[gl_LocalInvocationIndex].y = _59;
+    B[gl_LocalInvocationIndex].z = _59;
+    B[gl_LocalInvocationIndex].w = _59;
+    if (gl_LocalInvocationIndex < 8u)
+    {
+        uint _65 = gl_LocalInvocationIndex * 3u;
+        gl_PrimitiveLineIndicesEXT[gl_LocalInvocationIndex] = uvec2(_65, _65 + 1u);
+        gl_MeshPrimitivesEXT[gl_LocalInvocationIndex].gl_CullPrimitiveEXT = (gl_LocalInvocationIndex & 1u) != 0u;
+        gl_MeshPrimitivesEXT[gl_LocalInvocationIndex].gl_PrimitiveID = int(gl_LocalInvocationIndex);
+        gl_MeshPrimitivesEXT[gl_LocalInvocationIndex].gl_Layer = int(gl_LocalInvocationIndex);
+        uint _77 = gl_LocalInvocationIndex ^ 2u;
+        C[gl_LocalInvocationIndex].x = _32[_77];
+        C[gl_LocalInvocationIndex].y = _32[_77];
+        C[gl_LocalInvocationIndex].z = _32[_77];
+        C[gl_LocalInvocationIndex].w = _32[_77];
+    }
+}
+
+
+#if 0
+// SPIR-V disassembly
+; SPIR-V
+; Version: 1.4
+; Generator: Unknown(30017); 21022
+; Bound: 88
+; Schema: 0
+OpCapability Shader
+OpCapability Geometry
+OpCapability ShaderViewportIndexLayerEXT
+OpCapability MeshShadingEXT
+OpExtension "SPV_EXT_mesh_shader"
+OpExtension "SPV_EXT_shader_viewport_index_layer"
+OpMemoryModel Logical GLSL450
+OpEntryPoint MeshEXT %3 "main" %11 %12 %17 %20 %21 %24 %28 %32 %34 %38
+OpExecutionMode %3 OutputVertices 24
+OpExecutionMode %3 OutputPrimitivesNV 8
+OpExecutionMode %3 OutputLinesNV
+OpExecutionMode %3 LocalSize 2 3 4
+OpName %3 "main"
+OpName %11 "SV_Position"
+OpName %12 "B"
+OpName %17 "SV_CullPrimitive"
+OpName %20 "SV_RenderTargetArrayIndex"
+OpName %21 "SV_PrimitiveID"
+OpName %24 "C"
+OpName %28 "indices"
+OpName %36 ""
+OpDecorate %11 BuiltIn Position
+OpDecorate %12 Location 1
+OpDecorate %17 BuiltIn CullPrimitiveEXT
+OpDecorate %17 PerPrimitiveNV
+OpDecorate %20 BuiltIn Layer
+OpDecorate %20 PerPrimitiveNV
+OpDecorate %21 BuiltIn PrimitiveId
+OpDecorate %21 PerPrimitiveNV
+OpDecorate %24 Location 3
+OpDecorate %24 PerPrimitiveNV
+OpDecorate %28 BuiltIn PrimitiveLineIndicesEXT
+OpDecorate %34 BuiltIn LocalInvocationIndex
+%1 = OpTypeVoid
+%2 = OpTypeFunction %1
+%5 = OpTypeFloat 32
+%6 = OpTypeVector %5 4
+%7 = OpTypeInt 32 0
+%8 = OpConstant %7 24
+%9 = OpTypeArray %6 %8
+%10 = OpTypePointer Output %9
+%11 = OpVariable %10 Output
+%12 = OpVariable %10 Output
+%13 = OpTypeBool
+%14 = OpConstant %7 8
+%15 = OpTypeArray %13 %14
+%16 = OpTypePointer Output %15
+%17 = OpVariable %16 Output
+%18 = OpTypeArray %7 %14
+%19 = OpTypePointer Output %18
+%20 = OpVariable %19 Output
+%21 = OpVariable %19 Output
+%22 = OpTypeArray %6 %14
+%23 = OpTypePointer Output %22
+%24 = OpVariable %23 Output
+%25 = OpTypeVector %7 2
+%26 = OpTypeArray %25 %14
+%27 = OpTypePointer Output %26
+%28 = OpVariable %27 Output
+%29 = OpConstant %7 64
+%30 = OpTypeArray %5 %29
+%31 = OpTypePointer Workgroup %30
+%32 = OpVariable %31 Workgroup
+%33 = OpTypePointer Input %7
+%34 = OpVariable %33 Input
+%36 = OpTypeStruct %5
+%37 = OpTypePointer TaskPayloadWorkgroupEXT %36
+%38 = OpVariable %37 TaskPayloadWorkgroupEXT
+%40 = OpTypePointer Workgroup %5
+%42 = OpConstant %7 2
+%43 = OpConstant %7 264
+%45 = OpTypePointer Output %5
+%47 = OpConstant %7 0
+%49 = OpConstant %7 1
+%52 = OpConstant %7 3
+%56 = OpTypePointer TaskPayloadWorkgroupEXT %5
+%68 = OpTypePointer Output %25
+%72 = OpTypePointer Output %13
+%74 = OpTypePointer Output %7
+%3 = OpFunction %1 None %2
+%4 = OpLabel
+OpBranch %84
+%84 = OpLabel
+%35 = OpLoad %7 %34
+%39 = OpConvertUToF %5 %35
+%41 = OpAccessChain %40 %32 %35
+OpStore %41 %39
+OpControlBarrier %42 %42 %43
+OpSetMeshOutputsEXT %8 %14
+%44 = OpLoad %5 %41
+%46 = OpAccessChain %45 %11 %35 %47
+OpStore %46 %44
+%48 = OpAccessChain %45 %11 %35 %49
+OpStore %48 %44
+%50 = OpAccessChain %45 %11 %35 %42
+OpStore %50 %44
+%51 = OpAccessChain %45 %11 %35 %52
+OpStore %51 %44
+%53 = OpBitwiseXor %7 %35 %49
+%54 = OpAccessChain %40 %32 %53
+%55 = OpLoad %5 %54
+%57 = OpInBoundsAccessChain %56 %38 %47
+%58 = OpLoad %5 %57
+%59 = OpFAdd %5 %58 %55
+%60 = OpAccessChain %45 %12 %35 %47
+OpStore %60 %59
+%61 = OpAccessChain %45 %12 %35 %49
+OpStore %61 %59
+%62 = OpAccessChain %45 %12 %35 %42
+OpStore %62 %59
+%63 = OpAccessChain %45 %12 %35 %52
+OpStore %63 %59
+%64 = OpULessThan %13 %35 %14
+OpSelectionMerge %86 None
+OpBranchConditional %64 %85 %86
+%85 = OpLabel
+%65 = OpIMul %7 %35 %52
+%66 = OpIAdd %7 %65 %49
+%67 = OpCompositeConstruct %25 %65 %66
+%69 = OpAccessChain %68 %28 %35
+OpStore %69 %67
+%70 = OpBitwiseAnd %7 %35 %49
+%71 = OpINotEqual %13 %70 %47
+%73 = OpAccessChain %72 %17 %35
+OpStore %73 %71
+%75 = OpAccessChain %74 %21 %35
+OpStore %75 %35
+%76 = OpAccessChain %74 %20 %35
+OpStore %76 %35
+%77 = OpBitwiseXor %7 %35 %42
+%78 = OpAccessChain %40 %32 %77
+%79 = OpLoad %5 %78
+%80 = OpAccessChain %45 %24 %35 %47
+OpStore %80 %79
+%81 = OpAccessChain %45 %24 %35 %49
+OpStore %81 %79
+%82 = OpAccessChain %45 %24 %35 %42
+OpStore %82 %79
+%83 = OpAccessChain %45 %24 %35 %52
+OpStore %83 %79
+OpBranch %86
+%86 = OpLabel
+OpReturn
+OpFunctionEnd
+#endif
diff --git a/reference/shaders/stages/mesh-basic.mesh b/reference/shaders/stages/mesh-basic.mesh
new file mode 100644
index 0000000..bcd6b20
--- /dev/null
+++ b/reference/shaders/stages/mesh-basic.mesh
@@ -0,0 +1,198 @@
+#version 460
+#extension GL_EXT_mesh_shader : require
+layout(local_size_x = 2, local_size_y = 3, local_size_z = 4) in;
+layout(max_vertices = 24, max_primitives = 8, triangles) out;
+
+struct _36
+{
+    float _m0;
+};
+
+layout(location = 1) out vec4 B[24];
+layout(location = 3) perprimitiveEXT out vec4 C[8];
+shared float _32[64];
+taskPayloadSharedEXT _36 _38;
+
+void main()
+{
+    _32[gl_LocalInvocationIndex] = float(gl_LocalInvocationIndex);
+    barrier();
+    SetMeshOutputsEXT(24u, 8u);
+    gl_MeshVerticesEXT[gl_LocalInvocationIndex].gl_Position.x = _32[gl_LocalInvocationIndex];
+    gl_MeshVerticesEXT[gl_LocalInvocationIndex].gl_Position.y = _32[gl_LocalInvocationIndex];
+    gl_MeshVerticesEXT[gl_LocalInvocationIndex].gl_Position.z = _32[gl_LocalInvocationIndex];
+    gl_MeshVerticesEXT[gl_LocalInvocationIndex].gl_Position.w = _32[gl_LocalInvocationIndex];
+    float _59 = _38._m0 + _32[gl_LocalInvocationIndex ^ 1u];
+    B[gl_LocalInvocationIndex].x = _59;
+    B[gl_LocalInvocationIndex].y = _59;
+    B[gl_LocalInvocationIndex].z = _59;
+    B[gl_LocalInvocationIndex].w = _59;
+    if (gl_LocalInvocationIndex < 8u)
+    {
+        uint _65 = gl_LocalInvocationIndex * 3u;
+        gl_PrimitiveTriangleIndicesEXT[gl_LocalInvocationIndex] = uvec3(_65, _65 + 1u, _65 + 2u);
+        gl_MeshPrimitivesEXT[gl_LocalInvocationIndex].gl_CullPrimitiveEXT = (gl_LocalInvocationIndex & 1u) != 0u;
+        gl_MeshPrimitivesEXT[gl_LocalInvocationIndex].gl_PrimitiveID = int(gl_LocalInvocationIndex);
+        gl_MeshPrimitivesEXT[gl_LocalInvocationIndex].gl_Layer = int(gl_LocalInvocationIndex);
+        uint _78 = gl_LocalInvocationIndex ^ 2u;
+        C[gl_LocalInvocationIndex].x = _32[_78];
+        C[gl_LocalInvocationIndex].y = _32[_78];
+        C[gl_LocalInvocationIndex].z = _32[_78];
+        C[gl_LocalInvocationIndex].w = _32[_78];
+    }
+}
+
+
+#if 0
+// SPIR-V disassembly
+; SPIR-V
+; Version: 1.4
+; Generator: Unknown(30017); 21022
+; Bound: 89
+; Schema: 0
+OpCapability Shader
+OpCapability Geometry
+OpCapability ShaderViewportIndexLayerEXT
+OpCapability MeshShadingEXT
+OpExtension "SPV_EXT_mesh_shader"
+OpExtension "SPV_EXT_shader_viewport_index_layer"
+OpMemoryModel Logical GLSL450
+OpEntryPoint MeshEXT %3 "main" %11 %12 %17 %20 %21 %24 %28 %32 %34 %38
+OpExecutionMode %3 OutputVertices 24
+OpExecutionMode %3 OutputPrimitivesNV 8
+OpExecutionMode %3 OutputTrianglesNV
+OpExecutionMode %3 LocalSize 2 3 4
+OpName %3 "main"
+OpName %11 "SV_Position"
+OpName %12 "B"
+OpName %17 "SV_CullPrimitive"
+OpName %20 "SV_RenderTargetArrayIndex"
+OpName %21 "SV_PrimitiveID"
+OpName %24 "C"
+OpName %28 "indices"
+OpName %36 ""
+OpDecorate %11 BuiltIn Position
+OpDecorate %12 Location 1
+OpDecorate %17 BuiltIn CullPrimitiveEXT
+OpDecorate %17 PerPrimitiveNV
+OpDecorate %20 BuiltIn Layer
+OpDecorate %20 PerPrimitiveNV
+OpDecorate %21 BuiltIn PrimitiveId
+OpDecorate %21 PerPrimitiveNV
+OpDecorate %24 Location 3
+OpDecorate %24 PerPrimitiveNV
+OpDecorate %28 BuiltIn PrimitiveTriangleIndicesEXT
+OpDecorate %34 BuiltIn LocalInvocationIndex
+%1 = OpTypeVoid
+%2 = OpTypeFunction %1
+%5 = OpTypeFloat 32
+%6 = OpTypeVector %5 4
+%7 = OpTypeInt 32 0
+%8 = OpConstant %7 24
+%9 = OpTypeArray %6 %8
+%10 = OpTypePointer Output %9
+%11 = OpVariable %10 Output
+%12 = OpVariable %10 Output
+%13 = OpTypeBool
+%14 = OpConstant %7 8
+%15 = OpTypeArray %13 %14
+%16 = OpTypePointer Output %15
+%17 = OpVariable %16 Output
+%18 = OpTypeArray %7 %14
+%19 = OpTypePointer Output %18
+%20 = OpVariable %19 Output
+%21 = OpVariable %19 Output
+%22 = OpTypeArray %6 %14
+%23 = OpTypePointer Output %22
+%24 = OpVariable %23 Output
+%25 = OpTypeVector %7 3
+%26 = OpTypeArray %25 %14
+%27 = OpTypePointer Output %26
+%28 = OpVariable %27 Output
+%29 = OpConstant %7 64
+%30 = OpTypeArray %5 %29
+%31 = OpTypePointer Workgroup %30
+%32 = OpVariable %31 Workgroup
+%33 = OpTypePointer Input %7
+%34 = OpVariable %33 Input
+%36 = OpTypeStruct %5
+%37 = OpTypePointer TaskPayloadWorkgroupEXT %36
+%38 = OpVariable %37 TaskPayloadWorkgroupEXT
+%40 = OpTypePointer Workgroup %5
+%42 = OpConstant %7 2
+%43 = OpConstant %7 264
+%45 = OpTypePointer Output %5
+%47 = OpConstant %7 0
+%49 = OpConstant %7 1
+%52 = OpConstant %7 3
+%56 = OpTypePointer TaskPayloadWorkgroupEXT %5
+%69 = OpTypePointer Output %25
+%73 = OpTypePointer Output %13
+%75 = OpTypePointer Output %7
+%3 = OpFunction %1 None %2
+%4 = OpLabel
+OpBranch %85
+%85 = OpLabel
+%35 = OpLoad %7 %34
+%39 = OpConvertUToF %5 %35
+%41 = OpAccessChain %40 %32 %35
+OpStore %41 %39
+OpControlBarrier %42 %42 %43
+OpSetMeshOutputsEXT %8 %14
+%44 = OpLoad %5 %41
+%46 = OpAccessChain %45 %11 %35 %47
+OpStore %46 %44
+%48 = OpAccessChain %45 %11 %35 %49
+OpStore %48 %44
+%50 = OpAccessChain %45 %11 %35 %42
+OpStore %50 %44
+%51 = OpAccessChain %45 %11 %35 %52
+OpStore %51 %44
+%53 = OpBitwiseXor %7 %35 %49
+%54 = OpAccessChain %40 %32 %53
+%55 = OpLoad %5 %54
+%57 = OpInBoundsAccessChain %56 %38 %47
+%58 = OpLoad %5 %57
+%59 = OpFAdd %5 %58 %55
+%60 = OpAccessChain %45 %12 %35 %47
+OpStore %60 %59
+%61 = OpAccessChain %45 %12 %35 %49
+OpStore %61 %59
+%62 = OpAccessChain %45 %12 %35 %42
+OpStore %62 %59
+%63 = OpAccessChain %45 %12 %35 %52
+OpStore %63 %59
+%64 = OpULessThan %13 %35 %14
+OpSelectionMerge %87 None
+OpBranchConditional %64 %86 %87
+%86 = OpLabel
+%65 = OpIMul %7 %35 %52
+%66 = OpIAdd %7 %65 %49
+%67 = OpIAdd %7 %65 %42
+%68 = OpCompositeConstruct %25 %65 %66 %67
+%70 = OpAccessChain %69 %28 %35
+OpStore %70 %68
+%71 = OpBitwiseAnd %7 %35 %49
+%72 = OpINotEqual %13 %71 %47
+%74 = OpAccessChain %73 %17 %35
+OpStore %74 %72
+%76 = OpAccessChain %75 %21 %35
+OpStore %76 %35
+%77 = OpAccessChain %75 %20 %35
+OpStore %77 %35
+%78 = OpBitwiseXor %7 %35 %42
+%79 = OpAccessChain %40 %32 %78
+%80 = OpLoad %5 %79
+%81 = OpAccessChain %45 %24 %35 %47
+OpStore %81 %80
+%82 = OpAccessChain %45 %24 %35 %49
+OpStore %82 %80
+%83 = OpAccessChain %45 %24 %35 %42
+OpStore %83 %80
+%84 = OpAccessChain %45 %24 %35 %52
+OpStore %84 %80
+OpBranch %87
+%87 = OpLabel
+OpReturn
+OpFunctionEnd
+#endif
diff --git a/reference/shaders/stages/task-basic.task b/reference/shaders/stages/task-basic.task
new file mode 100644
index 0000000..9a42de6
--- /dev/null
+++ b/reference/shaders/stages/task-basic.task
@@ -0,0 +1,74 @@
+#version 460
+#extension GL_EXT_mesh_shader : require
+layout(local_size_x = 64, local_size_y = 1, local_size_z = 1) in;
+
+struct _11
+{
+    float _m0[64][4];
+};
+
+taskPayloadSharedEXT _11 _13;
+
+void main()
+{
+    float _17 = float(gl_LocalInvocationIndex);
+    _13._m0[gl_LocalInvocationIndex][0u] = _17;
+    _13._m0[gl_LocalInvocationIndex][1u] = _17;
+    _13._m0[gl_LocalInvocationIndex][2u] = _17;
+    _13._m0[gl_LocalInvocationIndex][3u] = _17;
+    EmitMeshTasksEXT(2u, 3u, 4u);
+}
+
+
+#if 0
+// SPIR-V disassembly
+; SPIR-V
+; Version: 1.4
+; Generator: Unknown(30017); 21022
+; Bound: 29
+; Schema: 0
+OpCapability Shader
+OpCapability MeshShadingEXT
+OpExtension "SPV_EXT_mesh_shader"
+OpMemoryModel Logical GLSL450
+OpEntryPoint TaskEXT %3 "main" %13 %15
+OpExecutionMode %3 LocalSize 64 1 1
+OpName %3 "main"
+OpName %11 ""
+OpDecorate %15 BuiltIn LocalInvocationIndex
+%1 = OpTypeVoid
+%2 = OpTypeFunction %1
+%5 = OpTypeInt 32 0
+%6 = OpConstant %5 64
+%7 = OpConstant %5 4
+%8 = OpTypeFloat 32
+%9 = OpTypeArray %8 %7
+%10 = OpTypeArray %9 %6
+%11 = OpTypeStruct %10
+%12 = OpTypePointer TaskPayloadWorkgroupEXT %11
+%13 = OpVariable %12 TaskPayloadWorkgroupEXT
+%14 = OpTypePointer Input %5
+%15 = OpVariable %14 Input
+%18 = OpTypePointer TaskPayloadWorkgroupEXT %8
+%20 = OpConstant %5 0
+%22 = OpConstant %5 1
+%24 = OpConstant %5 2
+%26 = OpConstant %5 3
+%3 = OpFunction %1 None %2
+%4 = OpLabel
+OpBranch %27
+%27 = OpLabel
+%16 = OpLoad %5 %15
+%17 = OpConvertUToF %8 %16
+%19 = OpAccessChain %18 %13 %20 %16 %20
+OpStore %19 %17
+%21 = OpAccessChain %18 %13 %20 %16 %22
+OpStore %21 %17
+%23 = OpAccessChain %18 %13 %20 %16 %24
+OpStore %23 %17
+%25 = OpAccessChain %18 %13 %20 %16 %26
+OpStore %25 %17
+OpEmitMeshTasksEXT %24 %26 %7 %13
+OpReturn
+OpFunctionEnd
+#endif
diff --git a/reference/shaders/vectorization/copy-byte-address.ssbo.comp b/reference/shaders/vectorization/copy-byte-address.ssbo.comp
index 2a2b9eb..2a18c6f 100644
--- a/reference/shaders/vectorization/copy-byte-address.ssbo.comp
+++ b/reference/shaders/vectorization/copy-byte-address.ssbo.comp
@@ -1,7 +1,11 @@
 #version 460
 #extension GL_EXT_shader_explicit_arithmetic_types_int16 : require
 #extension GL_EXT_shader_16bit_storage : require
+#if defined(GL_ARB_gpu_shader_int64)
 #extension GL_ARB_gpu_shader_int64 : require
+#else
+#error No extension available for 64-bit integers.
+#endif
 #if defined(GL_AMD_gpu_shader_half_float)
 #extension GL_AMD_gpu_shader_half_float : require
 #elif defined(GL_EXT_shader_explicit_arithmetic_types_float16)
diff --git a/reference/shaders/vectorization/copy-double2.ssbo.comp b/reference/shaders/vectorization/copy-double2.ssbo.comp
index 29566ec..da9429c 100644
--- a/reference/shaders/vectorization/copy-double2.ssbo.comp
+++ b/reference/shaders/vectorization/copy-double2.ssbo.comp
@@ -1,5 +1,9 @@
 #version 460
+#if defined(GL_ARB_gpu_shader_int64)
 #extension GL_ARB_gpu_shader_int64 : require
+#else
+#error No extension available for 64-bit integers.
+#endif
 layout(local_size_x = 2, local_size_y = 1, local_size_z = 1) in;
 
 layout(set = 0, binding = 0, std430) readonly buffer SSBO
diff --git a/reference/shaders/vectorization/copy-double2.ssbo.ssbo-align.bindless.comp b/reference/shaders/vectorization/copy-double2.ssbo.ssbo-align.bindless.comp
index 8c9fc16..5c72f19 100644
--- a/reference/shaders/vectorization/copy-double2.ssbo.ssbo-align.bindless.comp
+++ b/reference/shaders/vectorization/copy-double2.ssbo.ssbo-align.bindless.comp
@@ -1,5 +1,9 @@
 #version 460
+#if defined(GL_ARB_gpu_shader_int64)
 #extension GL_ARB_gpu_shader_int64 : require
+#else
+#error No extension available for 64-bit integers.
+#endif
 #extension GL_EXT_buffer_reference : require
 #extension GL_EXT_nonuniform_qualifier : require
 #extension GL_KHR_shader_subgroup_ballot : require
diff --git a/reference/shaders/vectorization/copy-double3.ssbo.comp b/reference/shaders/vectorization/copy-double3.ssbo.comp
index f8726fc..e395e38 100644
--- a/reference/shaders/vectorization/copy-double3.ssbo.comp
+++ b/reference/shaders/vectorization/copy-double3.ssbo.comp
@@ -1,5 +1,9 @@
 #version 460
+#if defined(GL_ARB_gpu_shader_int64)
 #extension GL_ARB_gpu_shader_int64 : require
+#else
+#error No extension available for 64-bit integers.
+#endif
 #extension GL_EXT_scalar_block_layout : require
 layout(local_size_x = 2, local_size_y = 1, local_size_z = 1) in;
 
diff --git a/reference/shaders/vectorization/copy-double3.ssbo.ssbo-align.bindless.comp b/reference/shaders/vectorization/copy-double3.ssbo.ssbo-align.bindless.comp
index e596cd4..cd9522f 100644
--- a/reference/shaders/vectorization/copy-double3.ssbo.ssbo-align.bindless.comp
+++ b/reference/shaders/vectorization/copy-double3.ssbo.ssbo-align.bindless.comp
@@ -1,5 +1,9 @@
 #version 460
+#if defined(GL_ARB_gpu_shader_int64)
 #extension GL_ARB_gpu_shader_int64 : require
+#else
+#error No extension available for 64-bit integers.
+#endif
 #extension GL_EXT_buffer_reference : require
 #extension GL_EXT_nonuniform_qualifier : require
 #extension GL_KHR_shader_subgroup_ballot : require
diff --git a/reference/shaders/vectorization/copy-double4.ssbo.comp b/reference/shaders/vectorization/copy-double4.ssbo.comp
index 4ce6ac6..a1a53b4 100644
--- a/reference/shaders/vectorization/copy-double4.ssbo.comp
+++ b/reference/shaders/vectorization/copy-double4.ssbo.comp
@@ -1,5 +1,9 @@
 #version 460
+#if defined(GL_ARB_gpu_shader_int64)
 #extension GL_ARB_gpu_shader_int64 : require
+#else
+#error No extension available for 64-bit integers.
+#endif
 layout(local_size_x = 2, local_size_y = 1, local_size_z = 1) in;
 
 layout(set = 0, binding = 0, std430) readonly buffer SSBO
diff --git a/roundtrip_shaders.py b/roundtrip_shaders.py
index 6aea71f..4499e97 100755
--- a/roundtrip_shaders.py
+++ b/roundtrip_shaders.py
@@ -71,6 +71,8 @@ def convert_shaders(args):
         results.append(pool.apply_async(convert_spirv, args = (in_path, out_path, args, 'rchit')))
         results.append(pool.apply_async(convert_spirv, args = (in_path, out_path, args, 'rmiss')))
         results.append(pool.apply_async(convert_spirv, args = (in_path, out_path, args, 'rcall')))
+        results.append(pool.apply_async(convert_spirv, args = (in_path, out_path, args, 'mesh')))
+        results.append(pool.apply_async(convert_spirv, args = (in_path, out_path, args, 'task')))
 
     for res in results:
         res.get()
diff --git a/shaders/stages/mesh-basic-line.mesh b/shaders/stages/mesh-basic-line.mesh
new file mode 100644
index 0000000..8602031
--- /dev/null
+++ b/shaders/stages/mesh-basic-line.mesh
@@ -0,0 +1,43 @@
+struct VOut
+{
+	float4 pos : SV_Position;
+	float4 b : B;
+};
+
+struct PrimOut
+{
+	bool cull : SV_CullPrimitive;
+	uint layer : SV_RenderTargetArrayIndex;
+	uint primid : SV_PrimitiveID;
+	float4 c : C;
+};
+
+groupshared float foo[64];
+
+struct Payload
+{
+	float p;
+};
+
+[numthreads(2, 3, 4)]
+[outputtopology("line")]
+void main(uint tid : SV_GroupIndex,
+		in payload Payload p,
+		out vertices VOut vout[24],
+		out indices uint2 ind[8],
+		out primitives PrimOut prim[8])
+{
+	foo[tid] = float(tid);
+	GroupMemoryBarrierWithGroupSync();
+	SetMeshOutputCounts(24, 8);
+	vout[tid].pos = foo[tid].xxxx;
+	vout[tid].b = foo[tid ^ 1].xxxx + p.p;
+	if (tid < 8)
+	{
+		ind[tid] = 3 * tid + uint2(0, 1);
+		prim[tid].cull = bool(tid & 1);
+		prim[tid].primid = tid;
+		prim[tid].layer = tid;
+		prim[tid].c = foo[tid ^ 2].xxxx;
+	}
+}
diff --git a/shaders/stages/mesh-basic.mesh b/shaders/stages/mesh-basic.mesh
new file mode 100644
index 0000000..cf23bc2
--- /dev/null
+++ b/shaders/stages/mesh-basic.mesh
@@ -0,0 +1,43 @@
+struct VOut
+{
+	float4 pos : SV_Position;
+	float4 b : B;
+};
+
+struct PrimOut
+{
+	bool cull : SV_CullPrimitive;
+	uint layer : SV_RenderTargetArrayIndex;
+	uint primid : SV_PrimitiveID;
+	float4 c : C;
+};
+
+groupshared float foo[64];
+
+struct Payload
+{
+	float p;
+};
+
+[numthreads(2, 3, 4)]
+[outputtopology("triangle")]
+void main(uint tid : SV_GroupIndex,
+		in payload Payload p,
+		out vertices VOut vout[24],
+		out indices uint3 ind[8],
+		out primitives PrimOut prim[8])
+{
+	foo[tid] = float(tid);
+	GroupMemoryBarrierWithGroupSync();
+	SetMeshOutputCounts(24, 8);
+	vout[tid].pos = foo[tid].xxxx;
+	vout[tid].b = foo[tid ^ 1].xxxx + p.p;
+	if (tid < 8)
+	{
+		ind[tid] = 3 * tid + uint3(0, 1, 2);
+		prim[tid].cull = bool(tid & 1);
+		prim[tid].primid = tid;
+		prim[tid].layer = tid;
+		prim[tid].c = foo[tid ^ 2].xxxx;
+	}
+}
diff --git a/shaders/stages/task-basic.task b/shaders/stages/task-basic.task
new file mode 100644
index 0000000..755bbdf
--- /dev/null
+++ b/shaders/stages/task-basic.task
@@ -0,0 +1,13 @@
+struct Payload
+{
+	float4 p[64];
+};
+
+groupshared Payload p;
+
+[numthreads(64, 1, 1)]
+void main(uint tid : SV_GroupIndex)
+{
+	p.p[tid] = float(tid).xxxx;
+	DispatchMesh(2, 3, 4, p);
+}
diff --git a/test_shaders.py b/test_shaders.py
index 521bc8c..d435ef9 100755
--- a/test_shaders.py
+++ b/test_shaders.py
@@ -56,6 +56,7 @@ def create_temporary(suff = ''):
 def get_sm(shader, version_minor):
     minor_version = '_{}'.format(version_minor)
     lib_version = 'lib_6_{}'.format(5 if version_minor <= 5 else 6)
+    mesh_version = '_{}'.format(5 if version_minor <= 5 else version_minor)
     _, ext = os.path.splitext(shader)
     if ext == '.vert':
         return 'vs_6' + minor_version
@@ -69,6 +70,10 @@ def get_sm(shader, version_minor):
         return 'ds_6' + minor_version
     elif ext == '.geom':
         return 'gs_6' + minor_version
+    elif ext == '.mesh':
+        return 'ms_6' + mesh_version
+    elif ext == '.task':
+        return 'as_6' + mesh_version
     elif ext == '.rmiss':
         return lib_version
     elif ext == '.rint':
diff --git a/third_party/SPIRV-Cross b/third_party/SPIRV-Cross
-Subproject b3ff97d0feafd2b7ca72aec7215cfc3d0998fb7
+Subproject 210a80013067672b52847ec7aa70ff78b2f4d77
diff --git a/third_party/SPIRV-Tools b/third_party/SPIRV-Tools
-Subproject 4c456f7da67c5437a6fb7d4d20d78e2a5ae2acf
+Subproject 5f45f793ae962a84c71a9b7ff434591c57cdad5