diff options
Diffstat (limited to 'arch/xtensa/lib/lshrdi3.S')
| -rw-r--r-- | arch/xtensa/lib/lshrdi3.S | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/arch/xtensa/lib/lshrdi3.S b/arch/xtensa/lib/lshrdi3.S new file mode 100644 index 000000000..129ef8d17 --- /dev/null +++ b/arch/xtensa/lib/lshrdi3.S @@ -0,0 +1,28 @@ +/* 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> + +#ifdef __XTENSA_EB__ +#define uh a2 +#define ul a3 +#else +#define uh a3 +#define ul a2 +#endif /* __XTENSA_EB__ */ + +ENTRY(__lshrdi3) + + abi_entry_default + ssr a4 + bgei a4, 32, .Lhigh_only + src ul, uh, ul + srl uh, uh + abi_ret_default + +.Lhigh_only: + srl ul, uh + movi uh, 0 + abi_ret_default + +ENDPROC(__lshrdi3) |