/* Target-independent configuration for VxWorks and VxWorks AE.
- Copyright (C) 2005-2019 Free Software Foundation, Inc.
+ Copyright (C) 2005-2021 Free Software Foundation, Inc.
Contributed by CodeSourcery, LLC.
This file is part of GCC.
/* Most of these will probably be overridden by subsequent headers. We
undefine them here just in case, and define VXWORKS_ versions of each,
to be used in port-specific vxworks.h. */
-#undef LIB_SPEC
-#undef LINK_SPEC
#undef LIBGCC_SPEC
#define LIBGCC_SPEC VXWORKS_LIBGCC_SPEC
#undef STARTFILE_SPEC
/* ----------------------- Common type descriptions ----------------------- */
-/* VxWorks uses wchar_t == unsigned short (UCS2) on all architectures. */
+/* Regardless of the target architecture, VxWorks uses a signed 32bit
+ integer for wchar_t starting with vx7 SR06xx. An unsigned short
+ otherwise. */
+#if TARGET_VXWORKS7
+
+#undef WCHAR_TYPE_SIZE
+#define WCHAR_TYPE_SIZE 32
#undef WCHAR_TYPE
-#define WCHAR_TYPE "short unsigned int"
+#define WCHAR_TYPE (TARGET_VXWORKS64 ? "int" : "long int")
+
+#else
+
#undef WCHAR_TYPE_SIZE
#define WCHAR_TYPE_SIZE 16
+#undef WCHAR_TYPE
+#define WCHAR_TYPE "short unsigned int"
-/* Likewise wint_t. */
-#undef WINT_TYPE
-#define WINT_TYPE "short unsigned int"
+#endif
+
+/* The VxWorks headers base wint_t on the definitions used for wchar_t.
+ Do the same here to make sure they remain in sync, in case WCHAR_TYPE
+ gets redefined for a specific CPU architecture. */
#undef WINT_TYPE_SIZE
-#define WINT_TYPE_SIZE 16
+#define WINT_TYPE_SIZE WCHAR_TYPE_SIZE
+#undef WINT_TYPE
+#define WINT_TYPE WCHAR_TYPE
/* ---------------------- Debug and unwind info formats ------------------ */
/* ------------------------ Misc configuration bits ---------------------- */
-/* VxWorks cannot have dots in constructor labels, because it uses a
- mutant variation of collect2 that generates C code instead of
- assembly. Thus each constructor label must be a legitimate C
- symbol. FIXME: Have VxWorks use real collect2 instead. */
-#undef NO_DOLLAR_IN_LABEL
-#define NO_DOT_IN_LABEL
+#ifndef TARGET_VXWORKS7
+/* VxWorks, prior to version 7, could not have dots in constructor
+ labels, because it used a mutant variation of collect2 that
+ generates C code instead of assembly. Thus each constructor label
+ had to be a legitimate C symbol. */
+# undef NO_DOLLAR_IN_LABEL
+# define NO_DOT_IN_LABEL
+#endif
/* Kernel mode doesn't have ctors/dtors, but RTP mode does. */
#define TARGET_HAVE_CTORS_DTORS false