binutils-gdb/ld/emulparams/elf_x86_64.sh
H.J. Lu 93548ee191 x86: Add -z isa-level-report=[none|all|needed|used]
Add -z isa-level-report=[none|all|needed|used] to the x86 ELF linker to
report needed and used x86-64 ISA levels.

bfd/

	PR ld/31868
	* elf-linker-x86.h (elf_x86_isa_level_report): New.
	(elf_linker_x86_params): Add isa_level_report.
	* elfxx-x86.c (report_isa_level): New.
	(_bfd_x86_elf_link_setup_gnu_properties): Check
	-z isa-level-report=[none|all|needed|used] to report needed and
	used x86-64 ISA level.

ld/

	PR ld/31868
	* NEWS: Mention -z isa-level-report=[none|all|needed|used].
	* ld.texi: Document -z isa-level-report=[none|all|needed|used].
	* emulparams/elf32_x86_64.sh: Source x86-64-level-report.sh.
	* emulparams/elf_i386.sh: Likewise.
	* emulparams/elf_x86_64.sh: Likewise.
	* emulparams/x86-64-level-report.sh: New file.
	* testsuite/ld-i386/pr31868a.d: Likewise.
	* testsuite/ld-i386/pr31868b.d: Likewise.
	* testsuite/ld-i386/pr31868c.d: Likewise.
	* testsuite/ld-x86-64/pr31868a-x32.d: Likewise.
	* testsuite/ld-x86-64/pr31868a.d: Likewise.
	* testsuite/ld-x86-64/pr31868a.l: Likewise.
	* testsuite/ld-x86-64/pr31868a.s: Likewise.
	* testsuite/ld-x86-64/pr31868b-x32.d: Likewise.
	* testsuite/ld-x86-64/pr31868b.d: Likewise.
	* testsuite/ld-x86-64/pr31868b.l: Likewise.
	* testsuite/ld-x86-64/pr31868b.s: Likewise.
	* testsuite/ld-x86-64/pr31868c-x32.d: Likewise.
	* testsuite/ld-x86-64/pr31868c.d: Likewise.
	* testsuite/ld-x86-64/pr31868c.l: Likewise.
	* testsuite/ld-i386/i386.exp: Run PR ld/31868 tests.
	* testsuite/ld-x86-64/x86-64.exp: Likewise.

Signed-off-by: H.J. Lu <hjl.tools@gmail.com>
2024-06-14 13:38:19 -07:00

60 lines
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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/reloc_overflow.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/x86-64-level-report.sh
source_sh ${srcdir}/emulparams/x86-64-lam.sh
source_sh ${srcdir}/emulparams/x86-64-plt.sh
source_sh ${srcdir}/emulparams/static.sh
source_sh ${srcdir}/emulparams/dt-relr.sh
SCRIPT_NAME=elf
ELFSIZE=64
OUTPUT_FORMAT="elf64-x86-64"
NO_REL_RELOCS=yes
TEXT_START_ADDR=0x400000
MAXPAGESIZE="CONSTANT (MAXPAGESIZE)"
COMMONPAGESIZE="CONSTANT (COMMONPAGESIZE)"
ARCH="i386:x86-64"
MACHINE=
TEMPLATE_NAME=elf
EXTRA_EM_FILE="elf-x86"
GENERATE_SHLIB_SCRIPT=yes
GENERATE_PIE_SCRIPT=yes
NO_SMALL_DATA=yes
LARGE_SECTIONS=yes
LARGE_BSS_AFTER_BSS=
SEPARATE_GOTPLT="SIZEOF (.got.plt) >= 24 ? 24 : 0"
IREL_IN_PLT=
# These sections are placed right after .plt section.
OTHER_PLT_SECTIONS="
.plt.got ${RELOCATING-0} : { *(.plt.got) }
.plt.sec ${RELOCATING-0} : { *(.plt.sec) }
"
if [ "x${host}" = "x${target}" ]; then
case " $EMULATION_LIBPATH " in
*" ${EMULATION_NAME} "*)
NATIVE=yes
esac
fi
# Linux/Solaris modify the default library search path to first include
# a 64-bit specific directory.
case "$target" in
x86_64*-linux*|i[3-7]86-*-linux-*)
case "$EMULATION_NAME" in
*64*)
LIBPATH_SUFFIX=64
;;
esac
;;
*-*-solaris2*)
LIBPATH_SUFFIX=/amd64
ELF_INTERPRETER_NAME=\"/lib/amd64/ld.so.1\"
;;
esac