Add packed 8bit builtin types (#5939)

* Add packed bytes builtin type

* fix test

1 files changed, 6 insertions, 0 deletions

diff --git a/source/slang/slang.cpp b/source/slang/slang.cpp
index 7d18cb50b..9d8e3a68b 100644
--- a/source/slang/slang.cpp
+++ b/source/slang/slang.cpp
@@ -81,6 +81,8 @@ namespace Slang
      BaseTypeInfo::Flag::Signed | BaseTypeInfo::Flag::Integer,
      uint8_t(BaseType::IntPtr)},
     {uint8_t(sizeof(uintptr_t)), BaseTypeInfo::Flag::Integer, uint8_t(BaseType::UIntPtr)},
+    {uint8_t(sizeof(uint32_t)), BaseTypeInfo::Flag::Integer, uint8_t(BaseType::Int8x4Packed)},
+    {uint8_t(sizeof(uint32_t)), BaseTypeInfo::Flag::Integer, uint8_t(BaseType::UInt8x4Packed)},
 };
 
 /* static */ bool BaseTypeInfo::check()
@@ -132,6 +134,10 @@ namespace Slang
         return UnownedStringSlice::fromLiteral("intptr_t");
     case BaseType::UIntPtr:
         return UnownedStringSlice::fromLiteral("uintptr_t");
+    case BaseType::Int8x4Packed:
+        return UnownedStringSlice::fromLiteral("int8_t4_packed");
+    case BaseType::UInt8x4Packed:
+        return UnownedStringSlice::fromLiteral("uint8_t4_packed");
     default:
         {
             SLANG_ASSERT(!"Unknown basic type");