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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:02:30 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:02:30 +0000 |
| commit | 76cb841cb886eef6b3bee341a2266c76578724ad (patch) | |
| tree | f5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /arch/sparc/lib/lshrdi3.S | |
| parent | Initial commit. (diff) | |
| download | linux-upstream/4.19.249.tar.xz linux-upstream/4.19.249.zip | |
Adding upstream version 4.19.249.upstream/4.19.249upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/sparc/lib/lshrdi3.S')
| -rw-r--r-- | arch/sparc/lib/lshrdi3.S | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/arch/sparc/lib/lshrdi3.S b/arch/sparc/lib/lshrdi3.S new file mode 100644 index 000000000..509ca6682 --- /dev/null +++ b/arch/sparc/lib/lshrdi3.S @@ -0,0 +1,30 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#include <linux/linkage.h> +#include <asm/export.h> + +ENTRY(__lshrdi3) + cmp %o2, 0 + be 3f + mov 0x20, %g2 + + sub %g2, %o2, %g2 + cmp %g2, 0 + bg 1f + srl %o0, %o2, %o4 + + clr %o4 + neg %g2 + b 2f + srl %o0, %g2, %o5 +1: + sll %o0, %g2, %g3 + srl %o1, %o2, %g2 + or %g2, %g3, %o5 +2: + mov %o4, %o0 + mov %o5, %o1 +3: + retl + nop +ENDPROC(__lshrdi3) +EXPORT_SYMBOL(__lshrdi3) |