Squashed 'spasm/' content from commit 08ee95d

git-subtree-dir: spasm
git-subtree-split: 08ee95d89054ba0d33697d613799a0a013aedf89

1 files changed, 85 insertions, 0 deletions

diff --git a/src/asm/token.hpp b/src/asm/token.hpp
new file mode 100644
index 0000000..4ef7ce0
--- /dev/null
+++ b/src/asm/token.hpp
@@ -0,0 +1,85 @@
+#ifndef TOKEN_HPP
+#define TOKEN_HPP
+
+#include <string>
+
+#define TOKENS    \
+    TOK(push)     \
+    TOK(pop)      \
+    TOK(dup)      \
+    TOK(print)    \
+    TOK(read)     \
+    TOK(plus)     \
+    TOK(minus)    \
+    TOK(multiply) \
+    TOK(divide)   \
+    TOK(modulus)  \
+    TOK(gotrue)   \
+    TOK(gofalse)  \
+    TOK(go)       \
+    TOK(call)     \
+    TOK(ret)      \
+    TOK(load)     \
+    TOK(store)    \
+    TOK(less)     \
+    TOK(lesseq)   \
+    TOK(label)    \
+    TOK(ident)    \
+    TOK(integer)  \
+    TOK(xinteger) \
+    TOK(endinput)
+
+namespace SpasmImpl
+{
+namespace ASM
+{
+namespace Lexer
+{
+class Token
+{
+   public:
+    enum Token_type
+    {
+        halt = 0,
+#define TOK(x) x,
+        TOKENS
+#undef TOK
+            notused
+    };
+
+    Token(Token_type = notused);
+
+    Token(Token_type, size_t, const char* = NULL, const char* = NULL);
+
+    Token_type type() const;
+
+    size_t lineno() const;
+
+    int value_int() const;
+
+    const std::string& value_str() const;
+
+   private:
+    Token_type _type;
+
+    size_t _lineno;
+
+    int _value_int;
+
+    std::string _value_str;
+};
+
+class TokenStream
+{
+   public:
+    virtual void push_token(const Token&) = 0;
+    virtual ~TokenStream(){};
+};
+
+}  // namespace Lexer
+}  // namespace ASM
+}  // namespace SpasmImpl
+
+#undef TOKENS
+
+#endif