#define GNUC = 2.1

__GNUC__ nowadays as macro seems to mean the "GNU C dialect" rather than the compiler itself. See also http://gcc.gnu.org/ml/gcc/2008-07/msg00026.html This patch will probably cause problems of various kinds but maybe we should try nonetheless.

grischka committed 10 years ago

Commit f3c1ea61 parent 4d247c03 files · +27 −6Browse files

Unified · Split

3 files

libtcc.c +19 −6
tccgen.c +4 −0
tcctok.h +4 −0

libtcc.c+19−6

     /* wint_t is unsigned int by default, but (signed) int on BSDs
        and unsigned short on windows.  Other OSes might have still
        other conventions, sigh.  */
-#if defined(__FreeBSD__) || defined (__FreeBSD_kernel__) || defined(__NetBSD__) || defined(__OpenBSD__)
+# if defined(__FreeBSD__) || defined (__FreeBSD_kernel__)
+  || defined(__NetBSD__) || defined(__OpenBSD__)
     tcc_define_symbol(s, "__WINT_TYPE__", "int");
-#else
+# else
     tcc_define_symbol(s, "__WINT_TYPE__", "unsigned int");
-#endif
+# endif
+# if 0
     /* glibc defines */
-    tcc_define_symbol(s, "__REDIRECT(name, proto, alias)", "name proto __asm__ (#alias)");
+    tcc_define_symbol(s, "__REDIRECT(name, proto, alias)",
-    tcc_define_symbol(s, "__REDIRECT_NTH(name, proto, alias)", "name proto __asm__ (#alias) __THROW");
+        "name proto __asm__ (#alias)");
-#endif
+    tcc_define_symbol(s, "__REDIRECT_NTH(name, proto, alias)",
+        "name proto __asm__ (#alias) __THROW");
+# endif
+# if 1
+    /* define __GNUC__ to have some useful stuff from sys/cdefs.h */
+    tcc_define_symbol(s, "__GNUC__", "2");
+    tcc_define_symbol(s, "__GNUC_MINOR__", "1");
+    tcc_define_symbol(s, "__builtin_alloca", "alloca");
+    tcc_define_symbol(s, "__builtin_memcpy", "memcpy");
+    tcc_define_symbol(s, "__USER_LABEL_PREFIX__", "");
+# endif
+#endif /* ndef TCC_TARGET_PE */
     return s;
 }

tccgen.c+4−0

                 case TOK_MODE_DI:
                     ad->a.mode = VT_LLONG + 1;
                     break;
+                case TOK_MODE_QI:
+                    ad->a.mode = VT_BYTE + 1;
+                    break;
                 case TOK_MODE_HI:
                     ad->a.mode = VT_SHORT + 1;
                     break;
                 case TOK_MODE_SI:
+                case TOK_MODE_word:
                     ad->a.mode = VT_INT + 1;
                     break;
                 default:

tcctok.h+4−0

      DEF(TOK_FASTCALL1, "fastcall")
      DEF(TOK_FASTCALL2, "__fastcall")
      DEF(TOK_FASTCALL3, "__fastcall__")
      DEF(TOK_MODE, "__mode__")
+     DEF(TOK_MODE_QI, "__QI__")
      DEF(TOK_MODE_DI, "__DI__")
      DEF(TOK_MODE_HI, "__HI__")
      DEF(TOK_MODE_SI, "__SI__")
+     DEF(TOK_MODE_word, "__word__")
      DEF(TOK_DLLEXPORT, "dllexport")
      DEF(TOK_DLLIMPORT, "dllimport")
      DEF(TOK_NORETURN1, "noreturn")

#define GNUC = 2.1

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