* SDCPP synchronized with GCC CPP release version 4.2.0,

[fw/sdcc] / support / cpp2 / libcpp / include / cpplib.h

diff --git a/support/cpp2/libcpp/include/cpplib.h b/support/cpp2/libcpp/include/cpplib.h
index 4e879b9d341f9249ed91d58ceafe0803f3b39266..dc02b6b7cb3c33d66af410f266d5e58c41e52210 100644 (file)
--- a/support/cpp2/libcpp/include/cpplib.h
+++ b/support/cpp2/libcpp/include/cpplib.h
@@ -51,7 +51,10 @@ struct _cpp_file;
 
    The first group, to CPP_LAST_EQ, can be immediately followed by an
    '='.  The lexer needs operators ending in '=', like ">>=", to be in
-   the same order as their counterparts without the '=', like ">>".  */
+   the same order as their counterparts without the '=', like ">>".
+
+   See the cpp_operator table optab in expr.c if you change the order or
+   add or remove anything in the first group.  */
 
 #define TTYPE_TABLE                                                    \
   OP(EQ,               "=")                                            \
@@ -68,8 +71,6 @@ struct _cpp_file;
   OP(XOR,              "^")                                            \
   OP(RSHIFT,           ">>")                                           \
   OP(LSHIFT,           "<<")                                           \
-  OP(MIN,              "<?")   /* extension */                         \
-  OP(MAX,              ">?")                                           \
                                                                        \
   OP(COMPL,            "~")                                            \
   OP(AND_AND,          "&&")   /* logical */                           \
@@ -97,8 +98,6 @@ struct _cpp_file;
   OP(XOR_EQ,           "^=")                                           \
   OP(RSHIFT_EQ,                ">>=")                                          \
   OP(LSHIFT_EQ,                "<<=")                                          \
-  OP(MIN_EQ,           "<?=")  /* extension */                         \
-  OP(MAX_EQ,           ">?=")                                          \
   /* Digraphs together, beginning with CPP_FIRST_DIGRAPH.  */          \
   OP(HASH,             "#")    /* digraphs */                          \
   OP(PASTE,            "##")                                           \
@@ -134,7 +133,8 @@ struct _cpp_file;
   TK(COMMENT,          LITERAL) /* Only if output comments.  */        \
                                 /* SPELL_LITERAL happens to DTRT.  */  \
   TK(MACRO_ARG,                NONE)    /* Macro argument.  */                 \
-  TK(PRAGMA,           NONE)    /* Only if deferring pragmas */        \
+  TK(PRAGMA,           NONE)    /* Only for deferred pragmas.  */      \
+  TK(PRAGMA_EOL,       NONE)    /* End-of-line for deferred pragmas.  */ \
   TK(PADDING,          NONE)    /* Whitespace for -E.  */              \
 \
   /* SDCC _asm specific */                                             \
@@ -148,9 +148,9 @@ enum cpp_ttype
   N_TTYPES,
 
   /* Positions in the table.  */
-  CPP_LAST_EQ        = CPP_MAX,
+  CPP_LAST_EQ        = CPP_LSHIFT,
   CPP_FIRST_DIGRAPH  = CPP_HASH,
-  CPP_LAST_PUNCTUATOR= CPP_DOT_STAR,
+  CPP_LAST_PUNCTUATOR= CPP_ATSIGN,
   CPP_LAST_CPP_OP    = CPP_LESS_EQ
 };
 #undef OP
@@ -175,6 +175,8 @@ struct cpp_string GTY(())
 #define NAMED_OP       (1 << 4) /* C++ named operators.  */
 #define NO_EXPAND      (1 << 5) /* Do not macro-expand this token.  */
 #define BOL            (1 << 6) /* Token at beginning of line.  */
+#define PURE_ZERO      (1 << 7) /* Single 0 digit, used by the C++ frontend,
+                                   set in c-lex.c.  */
 
 /* Specify which field, if any, of the cpp_token union is used.  */
 
@@ -183,6 +185,7 @@ enum cpp_token_fld_kind {
   CPP_TOKEN_FLD_SOURCE,
   CPP_TOKEN_FLD_STR,
   CPP_TOKEN_FLD_ARG_NO,
+  CPP_TOKEN_FLD_PRAGMA,
   CPP_TOKEN_FLD_NONE
 };
 
@@ -212,6 +215,9 @@ struct cpp_token GTY(())
 
     /* Argument no. for a CPP_MACRO_ARG.  */
     unsigned int GTY ((tag ("CPP_TOKEN_FLD_ARG_NO"))) arg_no;
+
+    /* Caller-supplied identifier for a CPP_PRAGMA.  */
+    unsigned int GTY ((tag ("CPP_TOKEN_FLD_PRAGMA"))) pragma;
   } GTY ((desc ("cpp_token_val_index (&%1)"))) val;
 };
 
@@ -452,10 +458,6 @@ struct cpp_options
   /* Nonzero means __STDC__ should have the value 0 in system headers.  */
   unsigned char stdc_0_in_system_headers;
 
-  /* True means return pragmas as tokens rather than processing
-     them directly. */
-  bool defer_pragmas;
-
   /* True means error callback should be used for diagnostics.  */
   bool client_diagnostic;
 };
@@ -572,7 +574,8 @@ enum builtin_type
   BT_INCLUDE_LEVEL,            /* `__INCLUDE_LEVEL__' */
   BT_TIME,                     /* `__TIME__' */
   BT_STDC,                     /* `__STDC__' */
-  BT_PRAGMA                    /* `_Pragma' operator */
+  BT_PRAGMA,                   /* `_Pragma' operator */
+  BT_TIMESTAMP                 /* `__TIMESTAMP__' */
 };
 
 #define CPP_HASHNODE(HNODE)    ((cpp_hashnode *) (HNODE))
@@ -691,7 +694,8 @@ extern unsigned char *cpp_spell_token (cpp_reader *, const cpp_token *,
                                       unsigned char *, bool);
 extern void cpp_register_pragma (cpp_reader *, const char *, const char *,
                                 void (*) (cpp_reader *), bool);
-extern void cpp_handle_deferred_pragma (cpp_reader *, const cpp_string *);
+extern void cpp_register_deferred_pragma (cpp_reader *, const char *,
+                                         const char *, unsigned, bool, bool);
 extern int cpp_avoid_paste (cpp_reader *, const cpp_token *,
                            const cpp_token *);
 extern const cpp_token *cpp_get_token (cpp_reader *);
@@ -763,6 +767,7 @@ struct cpp_num
 
 #define CPP_N_UNSIGNED 0x1000  /* Properties.  */
 #define CPP_N_IMAGINARY        0x2000
+#define CPP_N_DFLOAT   0x4000
 
 /* Classify a CPP_NUMBER token.  The return value is a combination of
    the flags from the above sets.  */