adding opcodes and results

src/Result.zig

@@ -0,0 +1,79 @@
+const std = @import("std");
+const spv = @import("spv.zig");
+
+const SpvVoid = spv.SpvVoid;
+const SpvByte = spv.SpvByte;
+const SpvWord = spv.SpvWord;
+const SpvBool = spv.SpvBool;
+
+const RType = enum {
+    None,
+    String,
+    Extension,
+    Function_type,
+    Type,
+    Variable,
+    Constant,
+    Function,
+    Access_chain,
+    Function_parameter,
+    Label,
+};
+
+const ImageInfo = struct {
+    dim: spv.SpvDim,
+    depth: SpvByte,
+    arrayed: SpvByte,
+    ms: SpvByte,
+    sampled: SpvByte,
+    format: spv.SpvImageFormat,
+    access: spv.SpvAccessQualifier,
+};
+
+const Decoration = struct {
+    rtype: spv.SpvDecoration,
+    literal_1: SpvWord,
+    literal_2: SpvWord,
+    index: SpvWord,
+};
+
+const Self = @This();
+
+name: ?[]const u8,
+ptr: SpvWord,
+
+storage_class: spv.SpvStorageClass,
+parent: ?*const Self,
+
+member_names: std.ArrayList([]const u8),
+members: std.ArrayList(spv.SpvMember),
+
+decorations: std.ArrayList(Decoration),
+
+/// Only for functions
+return_type: SpvWord,
+
+rtype: RType,
+
+pub fn init() Self {
+    return std.mem.zeroInit(Self, .{
+        .name = null,
+        .parent = null,
+        .member_names = std.ArrayList([]const u8).empty,
+        .members = std.ArrayList(spv.SpvMember).empty,
+        .decorations = std.ArrayList(Decoration).empty,
+        .rtype = RType.None,
+    });
+}
+
+pub fn deinit(self: *Self, allocator: std.mem.Allocator) void {
+    if (self.name) |name| {
+        allocator.free(name);
+    }
+    for (self.member_names.items) |name| {
+        allocator.free(name);
+    }
+    self.member_names.deinit(allocator);
+    self.members.deinit(allocator);
+    self.decorations.deinit(allocator);
+}