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mips: implement __udivdi3

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Squashfs wasn't compiling because the lldiv() directives
turn into __udivdi3 and we are using private libgcc.

After this squashfs compiles for MIPS.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
Tested-by: Bartel Eerdekens <barteleerdekens@gmail.com>
This commit is contained in:
Linus Walleij 2023-09-18 08:11:39 +02:00 committed by Daniel Schwierzeck
parent f3c979dd00
commit 811dd44b0b
2 changed files with 18 additions and 1 deletions
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2
arch/mips/lib/Makefile
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@ -14,4 +14,4 @@ obj-$(CONFIG_CMD_BOOTM) += bootm.o
obj-$(CONFIG_CMD_GO) += boot.o
obj-$(CONFIG_SPL_BUILD) += spl.o
lib-$(CONFIG_USE_PRIVATE_LIBGCC) += ashldi3.o ashrdi3.o lshrdi3.o
lib-$(CONFIG_USE_PRIVATE_LIBGCC) += ashldi3.o ashrdi3.o lshrdi3.o udivdi3.o

17
arch/mips/lib/udivdi3.c Normal file
View file

@ -0,0 +1,17 @@
/* SPDX-License-Identifier: GPL-2.0 */
#include "libgcc.h"
#if BITS_PER_LONG == 32
#include <div64.h>
long long __udivdi3(long long u, word_type b)
{
long long ret = u;
__div64_32(&ret, b);
return ret;
}
#endif /* BITS_PER_LONG == 32 */