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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
commitace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch)
treeb2d64bc10158fdd5497876388cd68142ca374ed3 /arch/xtensa/lib/bswapdi2.S
parentInitial commit. (diff)
downloadlinux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz
linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/xtensa/lib/bswapdi2.S')
-rw-r--r--arch/xtensa/lib/bswapdi2.S22
1 files changed, 22 insertions, 0 deletions
diff --git a/arch/xtensa/lib/bswapdi2.S b/arch/xtensa/lib/bswapdi2.S
new file mode 100644
index 0000000000..5d94a93528
--- /dev/null
+++ b/arch/xtensa/lib/bswapdi2.S
@@ -0,0 +1,22 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later WITH GCC-exception-2.0 */
+#include <linux/linkage.h>
+#include <asm/asmmacro.h>
+#include <asm/core.h>
+
+ENTRY(__bswapdi2)
+
+ abi_entry_default
+ ssai 8
+ srli a4, a2, 16
+ src a4, a4, a2
+ src a4, a4, a4
+ src a4, a2, a4
+ srli a2, a3, 16
+ src a2, a2, a3
+ src a2, a2, a2
+ src a2, a3, a2
+ mov a3, a4
+ abi_ret_default
+
+ENDPROC(__bswapdi2)
+EXPORT_SYMBOL(__bswapdi2)