binutils-gdb/ld/emulparams/elf_i386.sh
Rainer Orth 333a6b1a63 ld: Add lib32 directories for 32-bit emulation on FreeBSD/amd64
GNU ld currently fails to link 32-bit executables on FreeBSD/amd64 when
the linked libraries have dependencies on shared objects themselves:

$ gcc -m32 -o ei ei.c -lexecinfo
/var/gcc/binutils/amd64/lib/gcc/amd64-pc-freebsd14.0/13.2.0/../../../../amd64-pc-freebsd14.0/bin/ld:
warning: libelf.so.2, needed by /usr/lib/../lib32/libexecinfo.so, not found
(try using -rpath or -rpath-link)
/var/gcc/binutils/amd64/lib/gcc/amd64-pc-freebsd14.0/13.2.0/../../../../amd64-pc-freebsd14.0/bin/ld:
/usr/lib/../lib32/libexecinfo.so: undefined reference to `elf_begin@R1.0'
[...]

Fixed by handling FreeBSD/amd64 like Linux/x86.

Tested on amd64-pc-freebsd14.0.
2023-12-21 12:51:26 +01:00

51 lines
1.3 KiB
Bash

source_sh ${srcdir}/emulparams/plt_unwind.sh
source_sh ${srcdir}/emulparams/extern_protected_data.sh
source_sh ${srcdir}/emulparams/dynamic_undefined_weak.sh
source_sh ${srcdir}/emulparams/call_nop.sh
source_sh ${srcdir}/emulparams/cet.sh
source_sh ${srcdir}/emulparams/x86-report-relative.sh
source_sh ${srcdir}/emulparams/x86-64-level.sh
source_sh ${srcdir}/emulparams/static.sh
source_sh ${srcdir}/emulparams/dt-relr.sh
SCRIPT_NAME=elf
OUTPUT_FORMAT="elf32-i386"
NO_RELA_RELOCS=yes
TEXT_START_ADDR=0x08048000
MAXPAGESIZE="CONSTANT (MAXPAGESIZE)"
COMMONPAGESIZE="CONSTANT (COMMONPAGESIZE)"
ARCH=i386
MACHINE=
TEMPLATE_NAME=elf
EXTRA_EM_FILE="elf-x86"
GENERATE_SHLIB_SCRIPT=yes
GENERATE_PIE_SCRIPT=yes
NO_SMALL_DATA=yes
SEPARATE_GOTPLT="SIZEOF (.got.plt) >= 12 ? 12 : 0"
IREL_IN_PLT=
# These sections are placed right after .plt section.
OTHER_PLT_SECTIONS="
.plt.got ${RELOCATING-0} : { *(.plt.got) }
.plt.sec ${RELOCATING-0} : { *(.plt.sec) }
"
# Linux modify the default library search path to first include
# a 32-bit specific directory.
case "$target" in
x86_64*-linux* | i[3-7]86*-linux*)
case "$EMULATION_NAME" in
*i386*)
LIBPATH_SUFFIX=32
LIBPATH_SUFFIX_SKIP=64
;;
esac
;;
x86_64*-freebsd*)
case "$EMULATION_NAME" in
*i386*)
LIBPATH_SUFFIX=32
LIBPATH_SUFFIX_SKIP=64
;;
esac
;;
esac