[U-Boot] [PATCH 4/5] arm: lib: Sync libgcc 32b division/modulo operations

Simon Glass
2016-04-09T18:34:56Z

On 20 March 2016 at 10:15, Marek Vasut <marex@denx.de> wrote:
> Sync the libgcc 32bit division and modulo operations with Linux 4.4.6 ,
> commit 0d1912303e54ed1b2a371be0bba51c384dd57326 . The functions in these
> four files are present in lib1funcs.S in Linux, so replace these files
> with lib1funcs.S from Linux.
>
> Since we do not support stack unwinding, instead of importing the whole
> asm/unwind.h and all the baggage, this patch defines empty UNWIND() macro
> in lib1funcs.S . Moreover, to make all of the functions available, define
> CONFIG_AEABI , which is safe, because U-Boot is always compiled with ARM
> EABI.
>
> Signed-off-by: Marek Vasut <marex@denx.de>
> Cc: Albert Aribaud <albert.u.boot@aribaud.net>
> Cc: Masahiro Yamada <yamada.masahiro@socionext.com>
> Cc: Simon Glass <sjg@chromium.org>
> Cc: Tom Rini <trini@konsulko.com>
> ---
> arch/arm/lib/Makefile | 5 +-
> arch/arm/lib/divsi3.S | 143 -------------------
> arch/arm/lib/lib1funcs.S | 351 +++++++++++++++++++++++++++++++++++++++++++++++
> arch/arm/lib/modsi3.S | 99 -------------
> arch/arm/lib/udivsi3.S | 95 -------------
> arch/arm/lib/umodsi3.S | 90 ------------
> 6 files changed, 353 insertions(+), 430 deletions(-)
> delete mode 100644 arch/arm/lib/divsi3.S
> create mode 100644 arch/arm/lib/lib1funcs.S
> delete mode 100644 arch/arm/lib/modsi3.S
> delete mode 100644 arch/arm/lib/udivsi3.S
> delete mode 100644 arch/arm/lib/umodsi3.S

Reviewed-by: Simon Glass <sjg@chromium.org>