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)
26 lines
530 B
C
26 lines
530 B
C
// SPDX-License-Identifier: GPL-2.0
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#include "libgcc.h"
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DWtype __ashrdi3(DWtype u, word_type b)
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{
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const DWunion uu = {.ll = u};
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const word_type bm = (sizeof (Wtype) * BITS_PER_UNIT) - b;
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DWunion w;
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if (b == 0)
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return u;
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if (bm <= 0) {
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/* w.s.high = 1..1 or 0..0 */
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w.s.high = uu.s.high >> (sizeof (Wtype) * BITS_PER_UNIT - 1);
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w.s.low = uu.s.high >> -bm;
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} else {
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const UWtype carries = (UWtype) uu.s.high << bm;
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w.s.high = uu.s.high >> b;
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w.s.low = ((UWtype) uu.s.low >> b) | carries;
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}
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return w.ll;
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}
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