Add support for arrays to interface and size analyses

src/Pipeline/SpirvShader.cpp

@@ -245,10 +245,11 @@ namespace sw
 			return defs[insn.word(2)].sizeInComponents * insn.word(3);
 
 		case spv::OpTypeArray:
-			// This should be the element count * element size. Array sizes come from constant ids,
-			// which we haven't yet implemented.
-			UNIMPLEMENTED("Need constant support to get array size");
-			return 1;
+		{
+			// Element count * element size. Array sizes come from constant ids.
+			auto arraySize = GetConstantInt(insn.word(3));
+			return defs[insn.word(2)].sizeInComponents * arraySize;
+		}
 
 		case spv::OpTypeStruct:
 		{
@@ -346,7 +347,15 @@ namespace sw
 			}
 			return d.Location;
 		}
-			// TODO: array
+		case spv::OpTypeArray:
+		{
+			auto arraySize = GetConstantInt(obj.definition.word(3));
+			for (auto i = 0u; i < arraySize; i++)
+			{
+				d.Location = PopulateInterfaceInner(iface, obj.definition.word(2), d);
+			}
+			return d.Location;
+		}
 		default:
 			// Intentionally partial; most opcodes do not participate in type hierarchies
 			return 0;