49 lines
1.8 KiB
Diff
49 lines
1.8 KiB
Diff
Backport from upstream, see
|
||
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68467
|
||
|
||
Signed-off-by: Waldemar Brodkorb <wbx@openadk.org>
|
||
|
||
diff -Nur gcc-4.9.4.orig/gcc/config/m68k/m68k.c gcc-4.9.4/gcc/config/m68k/m68k.c
|
||
--- gcc-4.9.4.orig/gcc/config/m68k/m68k.c 2014-02-27 12:10:55.000000000 +0100
|
||
+++ gcc-4.9.4/gcc/config/m68k/m68k.c 2018-02-17 21:28:53.430538916 +0100
|
||
@@ -166,6 +166,8 @@
|
||
const_tree, bool);
|
||
static bool m68k_cannot_force_const_mem (enum machine_mode mode, rtx x);
|
||
static bool m68k_output_addr_const_extra (FILE *, rtx);
|
||
+static machine_mode m68k_promote_function_mode (const_tree, machine_mode,
|
||
+ int *, const_tree, int);
|
||
static void m68k_init_sync_libfuncs (void) ATTRIBUTE_UNUSED;
|
||
|
||
/* Initialize the GCC target structure. */
|
||
@@ -308,6 +310,9 @@
|
||
#undef TARGET_ATOMIC_TEST_AND_SET_TRUEVAL
|
||
#define TARGET_ATOMIC_TEST_AND_SET_TRUEVAL 128
|
||
|
||
+#undef TARGET_PROMOTE_FUNCTION_MODE
|
||
+#define TARGET_PROMOTE_FUNCTION_MODE m68k_promote_function_mode
|
||
+
|
||
static const struct attribute_spec m68k_attribute_table[] =
|
||
{
|
||
/* { name, min_len, max_len, decl_req, type_req, fn_type_req, handler,
|
||
@@ -6527,4 +6532,20 @@
|
||
== m68k_fk_interrupt_handler));
|
||
}
|
||
|
||
+/* Implement TARGET_PROMOTE_FUNCTION_MODE. */
|
||
+
|
||
+static machine_mode
|
||
+m68k_promote_function_mode (const_tree type, machine_mode mode,
|
||
+ int *punsignedp ATTRIBUTE_UNUSED,
|
||
+ const_tree fntype ATTRIBUTE_UNUSED,
|
||
+ int for_return)
|
||
+{
|
||
+ /* Promote libcall arguments narrower than int to match the normal C
|
||
+ ABI (for which promotions are handled via
|
||
+ TARGET_PROMOTE_PROTOTYPES). */
|
||
+ if (type == NULL_TREE && !for_return && (mode == QImode || mode == HImode))
|
||
+ return SImode;
|
||
+ return mode;
|
||
+}
|
||
+
|
||
#include "gt-m68k.h"
|