threeeye
bc1d038eac
Squashed backup commit (no shallow-clone history issues) of xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2 branch, upstream commit 9eece662e) plus all fixes applied to get everpal_defconfig building clean against a modern (GCC 15.2.0) toolchain -- see the previous commit message on the lineage-23.2 branch (also in this repo history is not available here since this is a squashed snapshot; full incremental history lives in the local DL380 checkout and the upstream GitHub remote). Upstream: https://github.com/xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2)
30 lines
512 B
C
30 lines
512 B
C
// SPDX-License-Identifier: GPL-2.0
|
|
#include <linux/export.h>
|
|
|
|
#include "libgcc.h"
|
|
|
|
long long __lshrdi3(long long u, word_type b)
|
|
{
|
|
DWunion uu, w;
|
|
word_type bm;
|
|
|
|
if (b == 0)
|
|
return u;
|
|
|
|
uu.ll = u;
|
|
bm = 32 - b;
|
|
|
|
if (bm <= 0) {
|
|
w.s.high = 0;
|
|
w.s.low = (unsigned int) uu.s.high >> -bm;
|
|
} else {
|
|
const unsigned int carries = (unsigned int) uu.s.high << bm;
|
|
|
|
w.s.high = (unsigned int) uu.s.high >> b;
|
|
w.s.low = ((unsigned int) uu.s.low >> b) | carries;
|
|
}
|
|
|
|
return w.ll;
|
|
}
|
|
EXPORT_SYMBOL(__lshrdi3);
|