diff --git a/SPIRV/doc.cpp b/SPIRV/doc.cpp
index 4829bb4e..e2b17dbe 100644
--- a/SPIRV/doc.cpp
+++ b/SPIRV/doc.cpp
@@ -134,7 +134,7 @@ const char* MemoryString(int mem)
     }
 }
 
-const int ExecutionModeCeiling = 33;
+const int ExecutionModeCeiling = 40;
 
 const char* ExecutionModeString(int mode)
 {
@@ -173,7 +173,21 @@ const char* ExecutionModeString(int mode)
     case 31: return "ContractionOff";
     case 32: return "Bad";
 
-    case 4446:  return "PostDepthCoverage";
+    case ExecutionModeInitializer:              return "Initializer";
+    case ExecutionModeFinalizer:                return "Finalizer";
+    case ExecutionModeSubgroupSize:             return "SubgroupSize";
+    case ExecutionModeSubgroupsPerWorkgroup:    return "SubgroupsPerWorkgroup";
+    case ExecutionModeSubgroupsPerWorkgroupId:  return "SubgroupsPerWorkgroupId";
+    case ExecutionModeLocalSizeId:              return "LocalSizeId";
+    case ExecutionModeLocalSizeHintId:          return "LocalSizeHintId";
+
+    case ExecutionModePostDepthCoverage:        return "PostDepthCoverage";
+    case ExecutionModeDenormPreserve:           return "DenormPreserve";
+    case ExecutionModeDenormFlushToZero:        return "DenormFlushToZero";
+    case ExecutionModeSignedZeroInfNanPreserve: return "SignedZeroInfNanPreserve";
+    case ExecutionModeRoundingModeRTE:          return "RoundingModeRTE";
+    case ExecutionModeRoundingModeRTZ:          return "RoundingModeRTZ";
+    case ExecutionModeStencilRefReplacingEXT:   return "StencilRefReplacingEXT";
 
     case ExecutionModeOutputLinesNV:            return "OutputLinesNV";
     case ExecutionModeOutputPrimitivesNV:       return "OutputPrimitivesNV";
@@ -188,6 +202,11 @@ const char* ExecutionModeString(int mode)
     case ExecutionModeShadingRateInterlockOrderedEXT:   return "ShadingRateInterlockOrderedEXT";
     case ExecutionModeShadingRateInterlockUnorderedEXT: return "ShadingRateInterlockUnorderedEXT";
 
+    case ExecutionModeMaxWorkgroupSizeINTEL:    return "MaxWorkgroupSizeINTEL";
+    case ExecutionModeMaxWorkDimINTEL:          return "MaxWorkDimINTEL";
+    case ExecutionModeNoGlobalOffsetINTEL:      return "NoGlobalOffsetINTEL";
+    case ExecutionModeNumSIMDWorkitemsINTEL:    return "NumSIMDWorkitemsINTEL";
+
     case ExecutionModeCeiling:
     default: return "Bad";
     }
@@ -1272,6 +1291,7 @@ const char* OpcodeString(int op)
     case 320: return "OpImageSparseRead";
 
     case OpModuleProcessed: return "OpModuleProcessed";
+    case OpExecutionModeId: return "OpExecutionModeId";
     case OpDecorateId:      return "OpDecorateId";
 
     case 333: return "OpGroupNonUniformElect";
@@ -1423,6 +1443,7 @@ void Parameterize()
     InstructionDesc[OpMemoryModel].setResultAndType(false, false);
     InstructionDesc[OpEntryPoint].setResultAndType(false, false);
     InstructionDesc[OpExecutionMode].setResultAndType(false, false);
+    InstructionDesc[OpExecutionModeId].setResultAndType(false, false);
     InstructionDesc[OpTypeVoid].setResultAndType(true, false);
     InstructionDesc[OpTypeBool].setResultAndType(true, false);
     InstructionDesc[OpTypeInt].setResultAndType(true, false);
@@ -1609,6 +1630,10 @@ void Parameterize()
     InstructionDesc[OpExecutionMode].operands.push(OperandExecutionMode, "'Mode'");
     InstructionDesc[OpExecutionMode].operands.push(OperandOptionalLiteral, "See <<Execution_Mode,Execution Mode>>");
 
+    InstructionDesc[OpExecutionModeId].operands.push(OperandId, "'Entry Point'");
+    InstructionDesc[OpExecutionModeId].operands.push(OperandExecutionMode, "'Mode'");
+    InstructionDesc[OpExecutionModeId].operands.push(OperandVariableIds, "See <<Execution_Mode,Execution Mode>>");
+
     InstructionDesc[OpTypeInt].operands.push(OperandLiteralNumber, "'Width'");
     InstructionDesc[OpTypeInt].operands.push(OperandLiteralNumber, "'Signedness'");