Update dependency libraries to match Vulkan SDK 1.2.162.

Fix Mac Catalyst build failure, plus several build warnings on other platforms.
Update What's New document.

Docs/Whats_New.md

@@ -16,7 +16,7 @@ For best results, use a Markdown reader.*
 MoltenVK 1.1.1
 --------------
 
-Released 2010/12/07
+Released 2010/12/09
 
 - Add support for extensions:
 	- `VK_KHR_sampler_mirror_clamp_to_edge` (iOS)
@@ -28,11 +28,17 @@ Released 2010/12/07
 	- `VK_EXT_texture_compression_astc_hdr`
 	- `VK_AMD_shader_image_load_store` (macOS)
 	- `VK_IMG_format_pvrtc` (macOS)
-- Support the *Mac Catalyst* platform for *iOS* apps on *macOS 11.0+*, under both `x86_64` and `arm64` architectures.
+- Support the *Mac Catalyst* platform for *iOS* apps on *macOS 11.0+*, 
-- Re-enable `MTLEvent`-based semaphores.
+  under both `x86_64` and `arm64` architectures.
-- Use `VK_KHR_image_format_list` to disable `MTLTextureUsagePixelFormatView` 
+- Re-enable `MTLEvent`-based semaphores and fix several `MVKSync` issues.
+- Use `VK_KHR_image_format_list` to disable `MTLTextureUsagePixelFormatView`
   if only swizzles or `sRGB` conversion will be used for image views, improving 
   performance on *iOS* by allowing Metal to use lossless texture compression.
+- Handle device loss.
+- Fix crash in `vkUpdateDescriptorSets()` when copying inline block descriptors.
+- Fix Metal validation error when unused elements in an array of sampler are not populated by descriptors.
+- Fix crashes in `vkUseIOSurfaceMVK()` on chroma sampling and double releasing of`MTLTexture`.
+- Fix potential drawable present race conditions.
 - Fix crash in `vkUpdateDescriptorSets()` when copying inline block descriptors.
 - Fix Metal validation error when unused elements in an array of sampler are not populated by descriptors.
 - Move *Metal* drawable presentation from `MTLCommandBuffer` to `MTLDrawable`
@@ -40,8 +46,98 @@ Released 2010/12/07
 - Allow binding descriptor set using layout different than it was created with.
 - Report `VkPhysicalDeviceLimits::maxPerStageDescriptorStorageImages` as Metal limit of `8`.
 - Increase per-stage texture count to `96` for A11 SoC's and above.
+- Use variable descriptor count when determining descriptor binding count.
+- Support setting sizes of SPIR-V unsized arrays.
+- Support `MTLStorageTypeMemoryless` for Apple Silicon on Mac.
+- Support Apple GPU pixel formats with Apple Silicon on Mac.
+- Allow linear images on Apple GPUs in Blit and Clear commands.
+- Apple family 7 GPUs (A14) on iOS support multisample layered rendering, 
+  as well as sampler border colors and the mirror clamp to edge sampler address mode.
+- Set fill mode, depth bias, viewport, and scissor states before clearing attachments
+- Disable culling for the duration of `vkCmdClearAttachments()`
+- `MVKDevice` increase minimum OS for shared-storage textures.
+- `MVKDevice` set properties for Apple Silicon GPUs on macOS.
+- `MVKQueue` only create one `GPUCaptureScope` per queue.
+- `MVKSamplerYcbcrConversion` always make sure there is one plane.
+- `MVKPhysicalDevice` correct fragment input component limit.
+- `MVKPhysicalDevice` set max visibility buffer size to 256 kiB where supported.
+- `MVKPhysicalDevice` expose support for interpolation functions.
+- `MVKPhysicalDevice` enable 3D compressed textures on *iOS/tvOS*, and forbid ETC2 and EAC 
+   3D textures on all platforms. Apple GPUs do not support 3D for those.
+- `MVKPhysicalDevice` enable Apple family 7 features on *iOS*.
+- `MVKPhysicalDevice` remove need to call `initGPUInfoProperties()` twice.
+- `MVKPhysicalDevice` correct max descriptor set resources.
+- `MVKPhysicalDevice` reduce maximum point size to 64.
+- `MVKPhysicalDevice` enable strictLines for Intel and NVIDIA.
+- `MVKPhysicalDevice` enable `shaderResourceMinLod` on *iOS*.
+- `MVKPhysicalDevice` set correct subgroup properties.
+- `MVKPhysicalDevice` enable texture swizzle on all Apple GPUs.
+- `MVKPipelineLayout` only set configuration result if validating.
+- `MVKPipeline` fix calculation of atomic image buffer addresses.
+- `MVKPipeline` disable rasterization if culling both sides and don't try to add a fragment shader.
+- `MVKPipeline` shorten vertex attribute format's length when `stride` < `size`.
+- `MVKGraphicsPipeline` handle `minSampleShading`.
+- `MVKImage` always use texel buffers for linear images in `MTLHeaps`.
+- `MVKImage` make sure plane heap offsets are properly aligned.
+- `MVKImage` always set the depth plane when rendering to a 3D image.
+- `MVKImage` avoid swizzling storage and/or attachment image views.
+- `MVKImage` avoid texel buffer for atomics if view format list
+    exists and does not include either `R32_UINT` or `R32_SINT` format.
+- `MVKImageView` always ignore transfer usages.
+- `MVKBufferView` avoid triggering `bytesPerRow` validation warning.
+- `MVKDescriptorSetLayout` speed up lookup of descriptor index and streamline binding access.
+- `MVKCmdBlitImage` use layered draws when possible.
+- `MVKCmdBlitImage` add 0.5 to layer index before interpolating.
+- `MVKCmdBlitImage` support depth/stencil blits with inversion and scaling.
+- `MVKSwapchain`  allow images whose size doesn't match the `CAMetalLayer`.
+- `MVKPixelFormats` add 0.5 ULP to clear values for normalized formats.
+- `MVKCommandEncoder` don't set `renderTargetArrayLength` for mixed 2D/3D renders.
+- `MVKExtensions` add missing *tvOS* case for unsupported extensions.
+- `MVKDescriptorSetLayout` sort and hold bindings by binding number.
+- `MVKDescriptor` simplify subclass implementations.
+- `MVKComputePipeline` override max threads per threadgroup.
+- `MVKGPUCapture` make sure the `MTLCaptureScope` has only one reference.
+- `MoltenShaderConverter` fix *tvOS* build to support *tvOS 9.0*.
+- Support building external libraries and dylibs against sanitizers.
 - Clarify documentation on mapping limitations for host-coherent image memory on *macOS*.
+- Add validation policy for MoltenVK development to `README.md` document.
+- Update Xcode build settings check to Xcode 12.2.
 - Update `VK_MVK_MOLTENVK_SPEC_VERSION` to `29`.
+- Update dependency libraries to match *Vulkan SDK 1.2.162*.
+- Update to latest SPIRV-Cross version:
+	- MSL: Support `SPV_EXT_demote_to_helper_invocation` for MSL 2.3.
+	- MSL: Support run-time sized image and sampler arrays
+        (`GL_EXT_nonuniform_qualifier/SPV_EXT_descriptor_indexing`).
+	- MSL: Support atomic access to images from argument buffers.
+	- MSL: Add missing interlock handling to atomic image buffers.
+	- MSL: Fix calculation of atomic image buffer address.
+	- MSL: Support querying and modifying generated combined sampler suffix.
+	- MSL: Don't use a bitcast for tessellation levels in tesc shaders.
+	- MSL: Handle Offset and Grad operands for 1D-as-2D textures.
+	- MSL: Don't remove periods from swizzle buffer index exprs.
+	- MSL: Correct definitions of subgroup ballot mask variables.
+	- MSL: Extract global variables from subgroup ballot operations.
+	- MSL: Mask ballots passed to ballot bit ops.
+	- MSL: Don't mask off inactive bits in ballot masks.
+	- MSL: Support vectors with `OpGroupNonUniformAllEqual`.
+	- MSL: Cast broadcast booleans to `ushort`.
+	- MSL: Do not use `component::x` gather for `depth2d` textures.
+	- MSL: For 2.1+, don't disable rasterization for vertex writes.
+	- MSL: Allow post-depth coverage on Mac in MSL 2.3.
+	- MSL: Allow framebuffer fetch on Mac in MSL 2.3.
+	- MSL: Allow Bias and Grad arguments with comparison on Mac in MSL 2.3.
+	- MSL: Support pull-model interpolation on MSL 2.3+
+	- MSL: Expand subgroup support.
+	- MSL: Adjust `FragCoord` for sample-rate shading.
+	- MSL: Expose some more features on iOS: `min_lod_clamp()`, `simd_is_helper_thread()`,
+	    `barycentric_coord`, and `primitive_id`.
+	- MSL: Don't add fixup hooks for builtin variables if they're unused.
+	- MSL: Don't try to use `[[thread_index_in_simdgroup]]` in vertex shaders.
+	- Handle case where block is loop header, continue AND break block.
+	- MSL: Added `fmin3` and `fmax3` library functions to the illegal name list.
+	- Added Metal keyword: `level`.
+	- Parser: Don't assume `OpTypePointer` will always take a `SPIRType`.
+	- Add MIT dual license for the SPIRV-Cross API and CLI.
 
 
 

ExternalRevisions/SPIRV-Cross_repo_revision

@@ -1 +1 @@
-3d16060c3243e9f7bfd027de6e2e27c348d1791e
+762c3082ae65e43f1c4f11546a21d3f9c1317160

ExternalRevisions/Vulkan-Headers_repo_revision

@@ -1 +1 @@
-7f9879b1b1fab53f719a9ed5e6e29533b10972b2
+87aaa16d4c8e1ac70f8f04acdcd46eed4bd77209

ExternalRevisions/Vulkan-Tools_repo_revision

@@ -1 +1 @@
-2bfd6a752dc6cb26ceda4ec9d56e7dce98527680
+0387f633882df56347c368149759b825ec55fd71

ExternalRevisions/VulkanSamples_repo_revision

@@ -1 +1 @@
-a1fe1176690ec2574deb4dd3be6c4e62d1f5d186
+753fc69bac132e58da6d8864a9930cc587fde60a

ExternalRevisions/glslang_repo_revision

@@ -1 +1 @@
-bacaef3237c515e40d1a24722be48c0a0b30f75f
+c594de23cdd790d64ad5f9c8b059baae0ee2941d

MoltenVK/MoltenVK/GPUObjects/MVKDevice.mm

@@ -60,6 +60,11 @@ using namespace std;
 
 #define supportsMTLGPUFamily(GPUF)	([_mtlDevice respondsToSelector: @selector(supportsFamily:)] && [_mtlDevice supportsFamily: MTLGPUFamily ##GPUF])
 
+// Suppress unused variable warnings to allow us to define these all in one place,
+// but use them in platform-conditional code blocks.
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wunused-variable"
+
 static const uint32_t kAMDVendorId = 0x1002;
 static const uint32_t kAppleVendorId = 0x106b;
 static const uint32_t kIntelVendorId = 0x8086;
@@ -68,6 +73,8 @@ static const uint32_t kNVVendorId = 0x10de;
 static const uint32_t kAMDRadeonRX5700XTDeviceId = 0x731f;
 static const uint32_t kAMDRadeonRX5500XTDeviceId = 0x7340;
 
+#pragma clang diagnostic pop
+
 
 #pragma mark -
 #pragma mark MVKPhysicalDevice
@@ -3681,6 +3688,10 @@ MVKDevice::MVKDevice(MVKPhysicalDevice* physicalDevice, const VkDeviceCreateInfo
 
 	_commandResourceFactory = new MVKCommandResourceFactory(this);
 
+// This code will be refactored in an upcoming release, but for now,
+// suppress deprecation warnings for startCaptureWithDevice: on MacCatalyst.
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wdeprecated-declarations"
 	if (getInstance()->_autoGPUCaptureScope == MVK_CONFIG_AUTO_GPU_CAPTURE_SCOPE_DEVICE) {
 		MTLCaptureManager *captureMgr = [MTLCaptureManager sharedCaptureManager];
 		if (!getInstance()->_autoGPUCaptureOutputFile.empty()) {
@@ -3710,6 +3721,7 @@ MVKDevice::MVKDevice(MVKPhysicalDevice* physicalDevice, const VkDeviceCreateInfo
 			[captureMgr startCaptureWithDevice: getMTLDevice()];
 		}
 	}
+#pragma clang diagnostic pop
 
 	MVKLogInfo("Created VkDevice to run on GPU %s with the following %d Vulkan extensions enabled:%s",
 			   _pProperties->deviceName,

MoltenVK/MoltenVK/GPUObjects/MVKQueue.mm

@@ -300,15 +300,15 @@ void MVKQueueCommandBufferSubmission::commitActiveMTLCommandBuffer(bool signalCo
 	MVKDevice* device = _queue->getDevice();
 	id<MTLCommandBuffer> mtlCmdBuff = _activeMTLCommandBuffer;
 	// If command buffer execution fails, log it, and mark the device lost.
-	[mtlCmdBuff addCompletedHandler: ^(id<MTLCommandBuffer> mtlCmdBuff) {
+	[mtlCmdBuff addCompletedHandler: ^(id<MTLCommandBuffer> mtlCB) {
-		if (mtlCmdBuff.status == MTLCommandBufferStatusError) {
+		if (mtlCB.status == MTLCommandBufferStatusError) {
-			device->reportError(device->markLost(), "Command buffer %p \"%s\" execution failed (code %li): %s", mtlCmdBuff, mtlCmdBuff.label ? mtlCmdBuff.label.UTF8String : "", mtlCmdBuff.error.code, mtlCmdBuff.error.localizedDescription.UTF8String);
+			device->reportError(device->markLost(), "Command buffer %p \"%s\" execution failed (code %li): %s", mtlCB, mtlCB.label ? mtlCB.label.UTF8String : "", mtlCB.error.code, mtlCB.error.localizedDescription.UTF8String);
 			// Some errors indicate we lost the physical device as well.
-			switch (mtlCmdBuff.error.code) {
+			switch (mtlCB.error.code) {
 				case MTLCommandBufferErrorBlacklisted:
 				// XXX This may also be used for command buffers executed in the background without the right entitlement.
 				case MTLCommandBufferErrorNotPermitted:
-#if MVK_MACOS
+#if MVK_MACOS && !MVK_MACCAT
 				case MTLCommandBufferErrorDeviceRemoved:
 #endif
 					device->getPhysicalDevice()->setConfigurationResult(VK_ERROR_DEVICE_LOST);

fetchDependencies

@@ -493,7 +493,7 @@ else
 		echo "WARNING: You did not specify a platform to build."
 		echo "To build the external libraries, include one or"
 		echo "more of the following platform options:"
-		echo "    --macos --ios --iossim --tvos --tvossim --all"
+		echo "    --macos --ios --iossim --maccat --tvos --tvossim --all"
 		echo "See the instructions in the fetchDependencies script for more info."
 	fi
 fi