diff --git a/src/codegen/spirv/spec.zig b/src/codegen/spirv/spec.zig
index ceb62f1e5d..7dc1e95ad1 100644
--- a/src/codegen/spirv/spec.zig
+++ b/src/codegen/spirv/spec.zig
@@ -1,26 +1,5 @@
-// Copyright (c) 2014-2020 The Khronos Group Inc.
-//
-// Permission is hereby granted, free of charge, to any person obtaining a copy
-// of this software and/or associated documentation files (the "Materials"),
-// to deal in the Materials without restriction, including without limitation
-// the rights to use, copy, modify, merge, publish, distribute, sublicense,
-// and/or sell copies of the Materials, and to permit persons to whom the
-// Materials are furnished to do so, subject to the following conditions:
-//
-// The above copyright notice and this permission notice shall be included in
-// all copies or substantial portions of the Materials.
-//
-// MODIFICATIONS TO THIS FILE MAY MEAN IT NO LONGER ACCURATELY REFLECTS KHRONOS
-// STANDARDS. THE UNMODIFIED, NORMATIVE VERSIONS OF KHRONOS SPECIFICATIONS AND
-// HEADER INFORMATION ARE LOCATED AT https://www.khronos.org/registry/
-//
-// THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
-// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
-// FROM,OUT OF OR IN CONNECTION WITH THE MATERIALS OR THE USE OR OTHER DEALINGS
-// IN THE MATERIALS.
+//! This file is auto-generated by tools/gen_spirv_spec.zig.
+
 const Version = @import("builtin").Version;
 pub const version = Version{ .major = 1, .minor = 5, .patch = 4 };
 pub const magic_number: u32 = 0x07230203;
@@ -443,8 +422,15 @@ pub const Opcode = extern enum(u16) {
     OpUSubSatINTEL = 5596,
     OpIMul32x16INTEL = 5597,
     OpUMul32x16INTEL = 5598,
-    OpFunctionPointerINTEL = 5600,
+    OpConstFunctionPointerINTEL = 5600,
     OpFunctionPointerCallINTEL = 5601,
+    OpAsmTargetINTEL = 5609,
+    OpAsmINTEL = 5610,
+    OpAsmCallINTEL = 5611,
+    OpAtomicFMinEXT = 5614,
+    OpAtomicFMaxEXT = 5615,
+    OpAssumeTrueKHR = 5630,
+    OpExpectKHR = 5631,
     OpDecorateString = 5632,
     OpDecorateStringGOOGLE = 5632,
     OpMemberDecorateString = 5633,
@@ -567,7 +553,12 @@ pub const Opcode = extern enum(u16) {
     OpSubgroupAvcSicGetPackedSkcLumaCountThresholdINTEL = 5814,
     OpSubgroupAvcSicGetPackedSkcLumaSumThresholdINTEL = 5815,
     OpSubgroupAvcSicGetInterRawSadsINTEL = 5816,
+    OpVariableLengthArrayINTEL = 5818,
+    OpSaveMemoryINTEL = 5819,
+    OpRestoreMemoryINTEL = 5820,
     OpLoopControlINTEL = 5887,
+    OpPtrCastToCrossWorkgroupINTEL = 5934,
+    OpCrossWorkgroupCastToPtrINTEL = 5938,
     OpReadPipeBlockingINTEL = 5946,
     OpWritePipeBlockingINTEL = 5947,
     OpFPGARegINTEL = 5949,
@@ -589,6 +580,10 @@ pub const Opcode = extern enum(u16) {
     OpRayQueryGetIntersectionObjectToWorldKHR = 6031,
     OpRayQueryGetIntersectionWorldToObjectKHR = 6032,
     OpAtomicFAddEXT = 6035,
+    OpTypeBufferSurfaceINTEL = 6086,
+    OpTypeStructContinuedINTEL = 6090,
+    OpConstantCompositeContinuedINTEL = 6091,
+    OpSpecConstantCompositeContinuedINTEL = 6092,
     _,
 };
 pub const ImageOperands = packed struct {
@@ -642,8 +637,8 @@ pub const FPFastMathMode = packed struct {
     _reserved_bit_13: bool = false,
     _reserved_bit_14: bool = false,
     _reserved_bit_15: bool = false,
-    _reserved_bit_16: bool = false,
-    _reserved_bit_17: bool = false,
+    AllowContractFastINTEL: bool = false,
+    AllowReassocINTEL: bool = false,
     _reserved_bit_18: bool = false,
     _reserved_bit_19: bool = false,
     _reserved_bit_20: bool = false,
@@ -717,7 +712,7 @@ pub const LoopControl = packed struct {
     LoopCoalesceINTEL: bool = false,
     MaxInterleavingINTEL: bool = false,
     SpeculatedIterationsINTEL: bool = false,
-    _reserved_bit_23: bool = false,
+    NoFusionINTEL: bool = false,
     _reserved_bit_24: bool = false,
     _reserved_bit_25: bool = false,
     _reserved_bit_26: bool = false,
@@ -1037,10 +1032,16 @@ pub const ExecutionMode = extern enum(u32) {
     SampleInterlockUnorderedEXT = 5369,
     ShadingRateInterlockOrderedEXT = 5370,
     ShadingRateInterlockUnorderedEXT = 5371,
+    SharedLocalMemorySizeINTEL = 5618,
+    RoundingModeRTPINTEL = 5620,
+    RoundingModeRTNINTEL = 5621,
+    FloatingPointModeALTINTEL = 5622,
+    FloatingPointModeIEEEINTEL = 5623,
     MaxWorkgroupSizeINTEL = 5893,
     MaxWorkDimINTEL = 5894,
     NoGlobalOffsetINTEL = 5895,
     NumSIMDWorkitemsINTEL = 5896,
+    SchedulerTargetFmaxMhzINTEL = 5903,
     _,
 };
 pub const StorageClass = extern enum(u32) {
@@ -1072,6 +1073,8 @@ pub const StorageClass = extern enum(u32) {
     PhysicalStorageBuffer = 5349,
     PhysicalStorageBufferEXT = 5349,
     CodeSectionINTEL = 5605,
+    DeviceOnlyINTEL = 5936,
+    HostOnlyINTEL = 5937,
     _,
 };
 pub const Dim = extern enum(u32) {
@@ -1192,9 +1195,20 @@ pub const FPRoundingMode = extern enum(u32) {
     RTN = 3,
     _,
 };
+pub const FPDenormMode = extern enum(u32) {
+    Preserve = 0,
+    FlushToZero = 1,
+    _,
+};
+pub const FPOperationMode = extern enum(u32) {
+    IEEE = 0,
+    ALT = 1,
+    _,
+};
 pub const LinkageType = extern enum(u32) {
     Export = 0,
     Import = 1,
+    LinkOnceODR = 2,
     _,
 };
 pub const AccessQualifier = extern enum(u32) {
@@ -1279,12 +1293,22 @@ pub const Decoration = extern enum(u32) {
     RestrictPointerEXT = 5355,
     AliasedPointer = 5356,
     AliasedPointerEXT = 5356,
+    SIMTCallINTEL = 5599,
     ReferencedIndirectlyINTEL = 5602,
+    ClobberINTEL = 5607,
+    SideEffectsINTEL = 5608,
+    VectorComputeVariableINTEL = 5624,
+    FuncParamIOKindINTEL = 5625,
+    VectorComputeFunctionINTEL = 5626,
+    StackCallINTEL = 5627,
+    GlobalVariableOffsetINTEL = 5628,
     CounterBuffer = 5634,
     HlslCounterBufferGOOGLE = 5634,
     UserSemantic = 5635,
     HlslSemanticGOOGLE = 5635,
     UserTypeGOOGLE = 5636,
+    FunctionRoundingModeINTEL = 5822,
+    FunctionDenormModeINTEL = 5823,
     RegisterINTEL = 5825,
     MemoryINTEL = 5826,
     NumbanksINTEL = 5827,
@@ -1297,6 +1321,17 @@ pub const Decoration = extern enum(u32) {
     MergeINTEL = 5834,
     BankBitsINTEL = 5835,
     ForcePow2DepthINTEL = 5836,
+    BurstCoalesceINTEL = 5899,
+    CacheSizeINTEL = 5900,
+    DontStaticallyCoalesceINTEL = 5901,
+    PrefetchINTEL = 5902,
+    StallEnableINTEL = 5905,
+    FuseLoopsInFunctionINTEL = 5907,
+    BufferLocationINTEL = 5921,
+    IOPipeStorageINTEL = 5944,
+    FunctionFloatingPointModeINTEL = 6080,
+    SingleElementVectorINTEL = 6085,
+    VectorComputeCallableFunctionINTEL = 6087,
     _,
 };
 pub const BuiltIn = extern enum(u32) {
@@ -1342,14 +1377,14 @@ pub const BuiltIn = extern enum(u32) {
     VertexIndex = 42,
     InstanceIndex = 43,
     SubgroupEqMask = 4416,
-    SubgroupGeMask = 4417,
-    SubgroupGtMask = 4418,
-    SubgroupLeMask = 4419,
-    SubgroupLtMask = 4420,
     SubgroupEqMaskKHR = 4416,
+    SubgroupGeMask = 4417,
     SubgroupGeMaskKHR = 4417,
+    SubgroupGtMask = 4418,
     SubgroupGtMaskKHR = 4418,
+    SubgroupLeMask = 4419,
     SubgroupLeMaskKHR = 4419,
+    SubgroupLtMask = 4420,
     SubgroupLtMaskKHR = 4420,
     BaseVertex = 4424,
     BaseInstance = 4425,
@@ -1520,6 +1555,9 @@ pub const Capability = extern enum(u32) {
     FragmentShadingRateKHR = 4422,
     SubgroupBallotKHR = 4423,
     DrawParameters = 4427,
+    WorkgroupMemoryExplicitLayoutKHR = 4428,
+    WorkgroupMemoryExplicitLayout8BitAccessKHR = 4429,
+    WorkgroupMemoryExplicitLayout16BitAccessKHR = 4430,
     SubgroupVoteKHR = 4431,
     StorageBuffer16BitAccess = 4433,
     StorageUniformBufferBlock16 = 4433,
@@ -1610,21 +1648,41 @@ pub const Capability = extern enum(u32) {
     SubgroupBufferBlockIOINTEL = 5569,
     SubgroupImageBlockIOINTEL = 5570,
     SubgroupImageMediaBlockIOINTEL = 5579,
+    RoundToInfinityINTEL = 5582,
+    FloatingPointModeINTEL = 5583,
     IntegerFunctions2INTEL = 5584,
     FunctionPointersINTEL = 5603,
     IndirectReferencesINTEL = 5604,
+    AsmINTEL = 5606,
+    AtomicFloat32MinMaxEXT = 5612,
+    AtomicFloat64MinMaxEXT = 5613,
+    AtomicFloat16MinMaxEXT = 5616,
+    VectorComputeINTEL = 5617,
+    VectorAnyINTEL = 5619,
+    ExpectAssumeKHR = 5629,
     SubgroupAvcMotionEstimationINTEL = 5696,
     SubgroupAvcMotionEstimationIntraINTEL = 5697,
     SubgroupAvcMotionEstimationChromaINTEL = 5698,
+    VariableLengthArrayINTEL = 5817,
+    FunctionFloatControlINTEL = 5821,
     FPGAMemoryAttributesINTEL = 5824,
+    FPFastMathModeINTEL = 5837,
+    ArbitraryPrecisionIntegersINTEL = 5844,
     UnstructuredLoopControlsINTEL = 5886,
     FPGALoopControlsINTEL = 5888,
     KernelAttributesINTEL = 5892,
     FPGAKernelAttributesINTEL = 5897,
+    FPGAMemoryAccessesINTEL = 5898,
+    FPGAClusterAttributesINTEL = 5904,
+    LoopFuseINTEL = 5906,
+    FPGABufferLocationINTEL = 5920,
+    USMStorageClassesINTEL = 5935,
+    IOPipesINTEL = 5943,
     BlockingPipesINTEL = 5945,
     FPGARegINTEL = 5948,
     AtomicFloat32AddEXT = 6033,
     AtomicFloat64AddEXT = 6034,
+    LongConstantCompositeINTEL = 6089,
     _,
 };
 pub const RayQueryIntersection = extern enum(u32) {