From 4a5138eb61a026ad6bc5470a648ebc596af1b1ed Mon Sep 17 00:00:00 2001
From: Thomas Schwinge <thomas@codesourcery.com>
Date: Mon, 4 Sep 2023 16:48:53 +0200
Subject: [PATCH] [WIP] nvptx: Also allow immediate input operand to
 'bitrev<mode>2'

---
 gcc/config/nvptx/nvptx.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gcc/config/nvptx/nvptx.md b/gcc/config/nvptx/nvptx.md
index 1bb93045403..e1c822f2ea8 100644
--- a/gcc/config/nvptx/nvptx.md
+++ b/gcc/config/nvptx/nvptx.md
@@ -636,7 +636,7 @@
 
 (define_insn "bitrev<mode>2"
   [(set (match_operand:SDIM 0 "nvptx_register_operand" "=R")
-	(unspec:SDIM [(match_operand:SDIM 1 "nvptx_register_operand" "R")]
+	(unspec:SDIM [(match_operand:SDIM 1 "nvptx_nonmemory_operand" "Ri")]
 		     UNSPEC_BITREV))]
   ""
   "%.\\tbrev.b%T0\\t%0, %1;")
-- 
2.34.1