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authorRichard Henderson <richard.henderson@linaro.org>2021-07-12 21:29:10 +0000
committerRichard Henderson <richard.henderson@linaro.org>2021-09-14 12:00:20 -0700
commitd216898563a1d84f6147a13ecf396ae5bd252e68 (patch)
treeb67829c5b93acf368f6ab281aa935b3767a3a669 /tcg/ppc
parent2fa169ba611162c055bd83831c64e8a16d355b94 (diff)
tcg/ppc: Ensure _CALL_SYSV is set for 32-bit ELF
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>
Diffstat (limited to 'tcg/ppc')
-rw-r--r--tcg/ppc/tcg-target.c.inc21
1 files changed, 18 insertions, 3 deletions
diff --git a/tcg/ppc/tcg-target.c.inc b/tcg/ppc/tcg-target.c.inc
index 2202ce017e..5e1fac914a 100644
--- a/tcg/ppc/tcg-target.c.inc
+++ b/tcg/ppc/tcg-target.c.inc
@@ -25,9 +25,24 @@
#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