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From: Jakub Jelinek <jakub@redhat.com>
To: gcc-patches@gcc.gnu.org
Subject: [committed] ft32: Fix up ft32_setup_incoming_varargs [PR114175]
Date: Wed, 20 Mar 2024 17:05:42 +0100	[thread overview]
Message-ID: <ZfsJVt4JH3K3CFHv@tucnak> (raw)

Hi!

Like for x86-64, alpha or rs6000, ft32 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  <jakub@redhat.com>

	PR target/114175
	* config/ft32/ft32.cc (ft32_setup_incoming_varargs): Only skip
	function arg advance for TYPE_NO_NAMED_ARGS_STDARG_P functions
	if arg.type is NULL.

--- gcc/config/ft32/ft32.cc.jj	2024-01-03 12:01:22.988486000 +0100
+++ gcc/config/ft32/ft32.cc	2024-03-20 16:11:41.804969813 +0100
@@ -635,9 +635,10 @@ ft32_setup_incoming_varargs (cumulative_
 {
   CUMULATIVE_ARGS *cum = get_cumulative_args (cum_v);
   int named_size = 0;
-  if (!TYPE_NO_NAMED_ARGS_STDARG_P (TREE_TYPE (current_function_decl)))
-    named_size =
-      GET_MODE_SIZE (SImode) * (*cum - FT32_R0) + GET_MODE_SIZE (arg.mode);
+  if (!TYPE_NO_NAMED_ARGS_STDARG_P (TREE_TYPE (current_function_decl))
+      || arg.type != NULL_TREE)
+    named_size
+      = GET_MODE_SIZE (SImode) * (*cum - FT32_R0) + GET_MODE_SIZE (arg.mode);
 
   if (named_size < 24)
     *pretend_size = 24 - named_size;

	Jakub


             reply	other threads:[~2024-03-20 16:05 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-03-20 16:05 Jakub Jelinek [this message]
2024-03-20 17:01 ` Jeff Law

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