depot/third_party/nixpkgs/pkgs/os-specific/linux/minimal-bootstrap/tinycc/common.nix

130 lines
3.6 KiB
Nix

{
lib,
kaem,
mes-libc,
}:
rec {
# Recompile libc: crt{1,n,i}, libtcc.a, libc.a, libgetopt.a
recompileLibc =
{
tcc,
pname,
version,
src,
libtccOptions,
}:
let
crt = kaem.runCommand "crt" { } ''
mkdir -p ''${out}/lib
${tcc}/bin/tcc ${mes-libc.CFLAGS} -c -o ''${out}/lib/crt1.o ${mes-libc}/lib/crt1.c
${tcc}/bin/tcc ${mes-libc.CFLAGS} -c -o ''${out}/lib/crtn.o ${mes-libc}/lib/crtn.c
${tcc}/bin/tcc ${mes-libc.CFLAGS} -c -o ''${out}/lib/crti.o ${mes-libc}/lib/crti.c
'';
library =
lib: options: source:
kaem.runCommand "${lib}.a" { } ''
${tcc}/bin/tcc ${options} -c -o ${lib}.o ${source}
${tcc}/bin/tcc -ar cr ''${out} ${lib}.o
'';
libtcc1 = library "libtcc1" libtccOptions "${src}/lib/libtcc1.c";
libc = library "libc" mes-libc.CFLAGS "${mes-libc}/lib/libc.c";
libgetopt = library "libgetopt" mes-libc.CFLAGS "${mes-libc}/lib/libgetopt.c";
in
kaem.runCommand "${pname}-libs-${version}" { } ''
mkdir -p ''${out}/lib
cp ${crt}/lib/crt1.o ''${out}/lib
cp ${crt}/lib/crtn.o ''${out}/lib
cp ${crt}/lib/crti.o ''${out}/lib
cp ${libtcc1} ''${out}/lib/libtcc1.a
cp ${libc} ''${out}/lib/libc.a
cp ${libgetopt} ''${out}/lib/libgetopt.a
'';
buildTinyccMes =
{
pname,
version,
src,
prev,
buildOptions,
libtccBuildOptions,
meta,
}:
let
options = lib.strings.concatStringsSep " " buildOptions;
libtccOptions = lib.strings.concatStringsSep " " (
[
"-c"
"-D"
"TCC_TARGET_I386=1"
]
++ libtccBuildOptions
);
compiler =
kaem.runCommand "${pname}-${version}"
{
inherit pname version meta;
passthru.tests = rec {
get-version =
result:
kaem.runCommand "${pname}-get-version-${version}" { } ''
${result}/bin/tcc -version
mkdir ''${out}
'';
chain =
result:
kaem.runCommand "${pname}-chain-${version}" { } ''
echo ${prev.compiler.tests.chain or prev.compiler.tests.get-version};
${result}/bin/tcc -version
mkdir ''${out}
'';
};
}
''
catm config.h
mkdir -p ''${out}/bin
${prev.compiler}/bin/tcc \
-B ${prev.libs}/lib \
-g \
-v \
-o ''${out}/bin/tcc \
-D BOOTSTRAP=1 \
${options} \
-I . \
-I ${src} \
-D TCC_TARGET_I386=1 \
-D CONFIG_TCCDIR=\"\" \
-D CONFIG_SYSROOT=\"\" \
-D CONFIG_TCC_CRTPREFIX=\"{B}\" \
-D CONFIG_TCC_ELFINTERP=\"\" \
-D CONFIG_TCC_LIBPATHS=\"{B}\" \
-D CONFIG_TCC_SYSINCLUDEPATHS=\"${mes-libc}/include\" \
-D TCC_LIBGCC=\"libc.a\" \
-D TCC_LIBTCC1=\"libtcc1.a\" \
-D CONFIG_TCCBOOT=1 \
-D CONFIG_TCC_STATIC=1 \
-D CONFIG_USE_LIBGCC=1 \
-D TCC_MES_LIBC=1 \
-D TCC_VERSION=\"${version}\" \
-D ONE_SOURCE=1 \
${src}/tcc.c
'';
libs = recompileLibc {
inherit
pname
version
src
libtccOptions
;
tcc = compiler;
};
in
{
inherit prev compiler libs;
};
}