Clang only sets _CALL_ELF for ppc64, and nothing at all to specify
the ABI for ppc32. Make a good guess based on other symbols.
Reported-by: Brad Smith <brad@comstyle.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
#include "elf.h"
#include "../tcg-pool.c.inc"
-#if !defined _CALL_DARWIN && defined __APPLE__
-#define _CALL_DARWIN 1
-#endif
+/*
+ * Standardize on the _CALL_FOO symbols used by GCC:
+ * Apple XCode does not define _CALL_DARWIN.
+ * Clang defines _CALL_ELF (64-bit) but not _CALL_SYSV (32-bit).
+ */
+#if !defined(_CALL_SYSV) && \
+ !defined(_CALL_DARWIN) && \
+ !defined(_CALL_AIX) && \
+ !defined(_CALL_ELF)
+# if defined(__APPLE__)
+# define _CALL_DARWIN
+# elif defined(__ELF__) && TCG_TARGET_REG_BITS == 32
+# define _CALL_SYSV
+# else
+# error "Unknown ABI"
+# endif
+#endif
+
#ifdef _CALL_SYSV
# define TCG_TARGET_CALL_ALIGN_ARGS 1
#endif