Sync SDL3 header -> wiki

SDL3/SDL_CreateGPUComputePipeline.md

@@ -40,15 +40,7 @@ For SPIR-V shaders, use the following resource sets:
 - 1: Write-only storage textures, followed by write-only storage buffers
 - 2: Uniform buffers
 
-For DXBC Shader Model 5_0 shaders, use the following register order:
-
-- t registers: Sampled textures, followed by read-only storage textures,
-  followed by read-only storage buffers
-- u registers: Write-only storage textures, followed by write-only storage
-  buffers
-- b registers: Uniform buffers
-
-For DXIL shaders, use the following register order:
+For DXBC and DXIL shaders, use the following register order:
 
 - (t[n], space0): Sampled textures, followed by read-only storage textures,
   followed by read-only storage buffers

SDL3/SDL_CreateGPUShader.md

@@ -46,14 +46,7 @@ For fragment shaders:
   buffers
 - 3: Uniform buffers
 
-For DXBC Shader Model 5_0 shaders, use the following register order:
-
-- t registers: Sampled textures, followed by storage textures, followed by
-  storage buffers
-- s registers: Samplers with indices corresponding to the sampled textures
-- b registers: Uniform buffers
-
-For DXIL shaders, use the following register order:
+For DXBC and DXIL shaders, use the following register order:
 
 For vertex shaders:
 

SDL3/SDL_GPUShaderFormat.md

@@ -15,8 +15,8 @@ typedef Uint32 SDL_GPUShaderFormat;
 #define SDL_GPU_SHADERFORMAT_INVALID  0
 #define SDL_GPU_SHADERFORMAT_PRIVATE  (1u << 0) /**< Shaders for NDA'd platforms. */
 #define SDL_GPU_SHADERFORMAT_SPIRV    (1u << 1) /**< SPIR-V shaders for Vulkan. */
-#define SDL_GPU_SHADERFORMAT_DXBC     (1u << 2) /**< DXBC SM5_0 shaders for D3D11. */
-#define SDL_GPU_SHADERFORMAT_DXIL     (1u << 3) /**< DXIL shaders for D3D12. */
+#define SDL_GPU_SHADERFORMAT_DXBC     (1u << 2) /**< DXBC SM5_1 shaders for D3D12. */
+#define SDL_GPU_SHADERFORMAT_DXIL     (1u << 3) /**< DXIL SM6_0 shaders for D3D12. */
 #define SDL_GPU_SHADERFORMAT_MSL      (1u << 4) /**< MSL shaders for Metal. */
 #define SDL_GPU_SHADERFORMAT_METALLIB (1u << 5) /**< Precompiled metallib shaders for Metal. */
 ```