Trying to build a nvptx offload compiler on aarch64-linux-gnu, the libgomp tests
error out with
unrecognizable argument of option -foffload-abi
Passing that option goes a step further, hitting PR target/96265. Define that
hook, as it was done for rs6000 in 2015. Ok for the trunk?
Matthias
* config/aarch64/aarch64.c (+aarch64_offload_options,
TARGET_OFFLOAD_OPTIONS): New.
--- a/gcc/config/aarch64/aarch64.c
+++ b/gcc/config/aarch64/aarch64.c
@@ -22739,6 +22739,16 @@ aarch64_stack_protect_guard (void)
return NULL_TREE;
}
+/* Implement the TARGET_OFFLOAD_OPTIONS hook. */
+static char *
+aarch64_offload_options (void)
+{
+ if (TARGET_ILP32)
+ return xstrdup ("-foffload-abi=ilp32");
+ else
+ return xstrdup ("-foffload-abi=lp64");
+}
+
/* Return the diagnostic message string if conversion from FROMTYPE to
TOTYPE is not allowed, NULL otherwise. */
@@ -23079,6 +23089,9 @@ aarch64_libgcc_floating_mode_supported_p
#undef TARGET_NARROW_VOLATILE_BITFIELD
#define TARGET_NARROW_VOLATILE_BITFIELD hook_bool_void_false
+#undef TARGET_OFFLOAD_OPTIONS
+#define TARGET_OFFLOAD_OPTIONS aarch64_offload_options
+
#undef TARGET_OPTION_OVERRIDE
#define TARGET_OPTION_OVERRIDE aarch64_override_options
