Hi!
Like for x86-64, alpha or rs6000, visium seems to be affected too.
Just visually checked differences in c23-stdarg-9.c assembly in a cross
without/with the patch, committed to trunk.
2024-03-20 Jakub Jelinek <ja...@redhat.com>
PR target/114175
* config/visium/visium.cc (visium_setup_incoming_varargs): Only skip
TARGET_FUNCTION_ARG_ADVANCE for TYPE_NO_NAMED_ARGS_STDARG_P functions
if arg.type is NULL.
--- gcc/config/visium/visium.cc.jj 2024-01-03 11:51:47.166514192 +0100
+++ gcc/config/visium/visium.cc 2024-03-20 16:14:51.613422079 +0100
@@ -1482,7 +1482,8 @@ visium_setup_incoming_varargs (cumulativ
/* The caller has advanced ARGS_SO_FAR up to, but not beyond, the last named
argument. Advance a local copy of ARGS_SO_FAR past the last "real" named
argument, to find out how many registers are left over. */
- if (!TYPE_NO_NAMED_ARGS_STDARG_P (TREE_TYPE (current_function_decl)))
+ if (!TYPE_NO_NAMED_ARGS_STDARG_P (TREE_TYPE (current_function_decl))
+ || arg.type != NULL_TREE)
TARGET_FUNCTION_ARG_ADVANCE (local_args_so_far, arg);
/* Find how many registers we need to save. */
Jakub
