mirror of
https://github.com/jart/cosmopolitan.git
synced 2025-02-07 06:53:33 +00:00
71 lines
1.7 KiB
Bash
Executable file
71 lines
1.7 KiB
Bash
Executable file
#!/bin/sh
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# amd64 backend compiler for fatcosmocc
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CC="$COSMO/o/third_party/gcc/bin/x86_64-linux-musl-gcc"
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CFLAGS="-mno-tls-direct-seg-refs -mno-red-zone"
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LDFLAGS="-static -nostdlib -no-pie -Wl,-melf_x86_64 -Wl,-z,common-page-size=4096 -Wl,-z,max-page-size=4096 -fuse-ld=bfd"
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APEFLAGS="-L$COSMOS/lib -Wl,--gc-sections -Wl,-T,$COSMO/o/$MODE/ape/public/ape.lds"
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LDLIBS="$COSMO/o/$MODE/cosmopolitan.a"
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if [ x"$PROG" != x"${PROG%++}" ]; then
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CC="$COSMO/o/third_party/gcc/bin/x86_64-linux-musl-g++"
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CFLAGS="$CFLAGS -fno-rtti -fno-exceptions -fuse-cxa-atexit"
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LDLIBS="$COSMO/o/$MODE/third_party/libcxx/libcxx.a $LDLIBS"
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fi
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log_command() {
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if [ -n "$BUILDLOG" ]; then
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printf '# %s\n(cd %s; %s)\n' "$ORIGINAL" "$PWD" "$*" >>"$BUILDLOG"
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fi
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}
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OPT=
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FIRST=1
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OUTPUT=
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INTENT=ld
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for x; do
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if [ $FIRST -eq 1 ]; then
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set --
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FIRST=0
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fi
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if [ x"$x" != x"${x#-O}" ]; then
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OPT=$x
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elif [ x"$x" = x"-c" ]; then
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INTENT=cc
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elif [ x"$x" != x"${x#-o}" ]; then
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OUTPUT=${x#-o}
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elif [ x"$x" = x"-march=native" ]; then
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continue # doesn't make sense for a cross compiler
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fi
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set -- "$@" "$x"
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done
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if [ x"$MODE" = x"nox87" ]; then
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CFLAGS="$CFLAGS -mlong-double-64"
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fi
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if [ x"$OPT" != x"-Os" ] && # $OPT != -Os
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[ x"${MODE%tiny}" = x"${MODE}" ]; then # $MODE not in (tiny, aarch64-tiny)
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# support --ftrace unless optimizing for size
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CFLAGS="$CFLAGS -fpatchable-function-entry=18,16"
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fi
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if [ $INTENT = cc ]; then
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set -- \
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"$CC" \
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$CFLAGS \
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"$@"
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else
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set -- \
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"$CC" \
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"$COSMO/o/$MODE/ape/ape.o" \
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"$COSMO/o/$MODE/libc/crt/crt.o" \
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"$@" \
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$LDFLAGS \
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$APEFLAGS \
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$LDLIBS
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fi
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log_command "$@"
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"$@" || exit
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"$FIXUPOBJ" "$OUTPUT" || exit
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