Re: [RFC v3 03/10] build: Implement libnative library and configure options

["Philippe Mathieu-Daudé" <philmd@linaro.org>]

On 25/6/23 23:27, Yeqi Fu wrote:
> This commit implements a shared library, where native functions are
> rewritten as specialized instructions. At runtime, user programs load
> the shared library, and specialized instructions are executed when
> native functions are called.
> 
> Signed-off-by: Yeqi Fu <fufuyqqqqqq@gmail.com>
> ---
>   Makefile                            |   2 +
>   common-user/native/Makefile.include |   9 +++
>   common-user/native/Makefile.target  |  26 +++++++
>   common-user/native/libnative.c      | 112 ++++++++++++++++++++++++++++
>   configure                           |  84 ++++++++++++++++-----
>   include/native/libnative.h          |  12 +++
>   include/native/native-defs.h        |  65 ++++++++++++++++
>   7 files changed, 293 insertions(+), 17 deletions(-)
>   create mode 100644 common-user/native/Makefile.include
>   create mode 100644 common-user/native/Makefile.target
>   create mode 100644 common-user/native/libnative.c
>   create mode 100644 include/native/libnative.h
>   create mode 100644 include/native/native-defs.h


> diff --git a/configure b/configure
> index 2a556d14c9..64edbda892 100755
> --- a/configure
> +++ b/configure
> @@ -1838,48 +1838,42 @@ if test "$ccache_cpp2" = "yes"; then
>     echo "export CCACHE_CPP2=y" >> $config_host_mak
>   fi
>   
> -# tests/tcg configuration
> -(config_host_mak=tests/tcg/config-host.mak
> -mkdir -p tests/tcg
> -echo "# Automatically generated by configure - do not modify" > $config_host_mak
> -echo "SRC_PATH=$source_path" >> $config_host_mak
> -echo "HOST_CC=$host_cc" >> $config_host_mak
> +# prepare config files for cross build
> +config_corss_build_host_mak=cross-build/config-host.mak
> +mkdir -p cross-build
> +echo "# Automatically generated by configure - do not modify" > $config_corss_build_host_mak
> +echo "SRC_PATH=$source_path" >> $config_corss_build_host_mak
> +echo "HOST_CC=$host_cc" >> $config_corss_build_host_mak

Typo "cross". Possibly part of the 'configure' changes unrelated
to libnative could be split in a preliminary patch.