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ld/ChangeLog:

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* Makefile.am (ALL_64_EMULATION_SOURCES): Add eaarch64linux32.c
	and eaarch64linux32b.c
	(eaarch64linux32.c): New target.
	(eaarch64linux32b.c): Likewise.
	* Makefile.in: Regenerate.
	* configure.tgt (aarch64_be-*-linux*): Add
	aarch64linux32 and aarch64linux32b to targ_extra_libpath.
	(aarch64-*-linux*): Likewise.
	* emulparams/aarch64elf32.sh (SEPARATE_GOTPLT): Change to 12 (3 words).
	* emulparams/aarch64linux32.sh: New file.
	* emulparams/aarch64linux32b.sh: New file.
This commit is contained in:
Andrew Pinski 2013-11-20 16:56:20 -08:00
parent 0d091088ea
commit 56244278a6
7 changed files with 88 additions and 3 deletions
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14
ld/ChangeLog
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@ -1,3 +1,17 @@
2013-11-21 Andrew Pinski <apinski@cavium.com>
* Makefile.am (ALL_64_EMULATION_SOURCES): Add eaarch64linux32.c
and eaarch64linux32b.c
(eaarch64linux32.c): New target.
(eaarch64linux32b.c): Likewise.
* Makefile.in: Regenerate.
* configure.tgt (aarch64_be-*-linux*): Add
aarch64linux32 and aarch64linux32b to targ_extra_libpath.
(aarch64-*-linux*): Likewise.
* emulparams/aarch64elf32.sh (SEPARATE_GOTPLT): Change to 12 (3 words).
* emulparams/aarch64linux32.sh: New file.
* emulparams/aarch64linux32b.sh: New file.
2013-11-21 Andrew Pinski <apinski@cavium.com>
* configure.tgt (aarch64_be-*-linux*): Split out the linux targets

10
ld/Makefile.am
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@ -468,6 +468,8 @@ ALL_64_EMULATION_SOURCES = \
eaarch64elf32b.c \
eaarch64linux.c \
eaarch64linuxb.c \
eaarch64linux32.c \
eaarch64linux32b.c \
eelf32_x86_64.c \
eelf32_x86_64_nacl.c \
eelf32b4300.c \
@ -1787,6 +1789,14 @@ eaarch64linuxb.c: $(srcdir)/emulparams/aarch64linuxb.sh $(srcdir)/emulparams/aar
$(ELF_DEPS) $(srcdir)/emultempl/aarch64elf.em \
$(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
${GENSCRIPTS} aarch64linuxb "$(tdir_aarch64linuxb)"
eaarch64linux32.c: $(srcdir)/emulparams/aarch64linux32.sh \
$(ELF_DEPS) $(srcdir)/emultempl/aarch64elf.em \
$(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
${GENSCRIPTS} aarch64linux32 "$(tdir_aarch64linux32)"
eaarch64linux32b.c: $(srcdir)/emulparams/aarch64linux32b.sh $(srcdir)/emulparams/aarch64linux32.sh \
$(ELF_DEPS) $(srcdir)/emultempl/aarch64elf.em \
$(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
${GENSCRIPTS} aarch64linux32b "$(tdir_aarch64linux32b)"
eor32.c: $(srcdir)/emulparams/or32.sh \
$(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/or32.sc ${GEN_DEPENDS}
${GENSCRIPTS} or32 "$(tdir_or32)"

12
ld/Makefile.in
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@ -775,6 +775,8 @@ ALL_64_EMULATION_SOURCES = \
eaarch64elf32b.c \
eaarch64linux.c \
eaarch64linuxb.c \
eaarch64linux32.c \
eaarch64linux32b.c \
eelf32_x86_64.c \
eelf32_x86_64_nacl.c \
eelf32b4300.c \
@ -1084,6 +1086,8 @@ distclean-compile:
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/eaarch64elf32b.Po@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/eaarch64elfb.Po@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/eaarch64linux.Po@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/eaarch64linux32.Po@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/eaarch64linux32b.Po@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/eaarch64linuxb.Po@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/eaix5ppc.Po@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/eaix5rs6.Po@am__quote@
@ -3269,6 +3273,14 @@ eaarch64linuxb.c: $(srcdir)/emulparams/aarch64linuxb.sh $(srcdir)/emulparams/aar
$(ELF_DEPS) $(srcdir)/emultempl/aarch64elf.em \
$(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
${GENSCRIPTS} aarch64linuxb "$(tdir_aarch64linuxb)"
eaarch64linux32.c: $(srcdir)/emulparams/aarch64linux32.sh \
$(ELF_DEPS) $(srcdir)/emultempl/aarch64elf.em \
$(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
${GENSCRIPTS} aarch64linux32 "$(tdir_aarch64linux32)"
eaarch64linux32b.c: $(srcdir)/emulparams/aarch64linux32b.sh $(srcdir)/emulparams/aarch64linux32.sh \
$(ELF_DEPS) $(srcdir)/emultempl/aarch64elf.em \
$(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
${GENSCRIPTS} aarch64linux32b "$(tdir_aarch64linux32b)"
eor32.c: $(srcdir)/emulparams/or32.sh \
$(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/or32.sc ${GEN_DEPENDS}
${GENSCRIPTS} or32 "$(tdir_or32)"

4
ld/configure.tgt
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@ -50,10 +50,10 @@ aarch64_be-*-elf) targ_emul=aarch64elfb
aarch64-*-elf) targ_emul=aarch64elf
targ_extra_emuls="aarch64elf32 aarch64elf32b aarch64elfb armelf armelfb" ;;
aarch64_be-*-linux*) targ_emul=aarch64linuxb
targ_extra_libpath="aarch64linux armelfb_linux_eabi armelf_linux_eabi"
targ_extra_libpath="aarch64linux aarch64linux32 aarch64linux32b armelfb_linux_eabi armelf_linux_eabi"
targ_extra_emuls="aarch64elfb aarch64elf aarch64elf32 aarch64elf32b armelfb armelf $targ_extra_libpath" ;;
aarch64-*-linux*) targ_emul=aarch64linux
targ_extra_libpath="aarch64linuxb armelfb_linux_eabi armelf_linux_eabi"
targ_extra_libpath="aarch64linuxb aarch64linux32 aarch64linux32b armelfb_linux_eabi armelf_linux_eabi"
targ_extra_emuls="aarch64elf aarch64elf32 aarch64elf32b aarch64elfb armelf armelfb $targ_extra_libpath" ;;
alpha*-*-freebsd* | alpha*-*-kfreebsd*-gnu)
targ_emul=elf64alpha_fbsd

2
ld/emulparams/aarch64elf32.sh
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@ -17,7 +17,7 @@ MAXPAGESIZE="CONSTANT (MAXPAGESIZE)"
ENTRY=_start
EMBEDDED=yes
SEPARATE_GOTPLT=24
SEPARATE_GOTPLT=12
IREL_IN_PLT=
TEXT_START_ADDR=0x00400000

47
ld/emulparams/aarch64linux32.sh Normal file
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@ -0,0 +1,47 @@
ARCH="aarch64:ilp32"
MACHINE=
NOP=0
SCRIPT_NAME=elf
ELFSIZE=32
OUTPUT_FORMAT="elf32-littleaarch64"
BIG_OUTPUT_FORMAT="elf32-bigaarch64"
LITTLE_OUTPUT_FORMAT="elf32-littleaarch64"
NO_REL_RELOCS=yes
TEMPLATE_NAME=elf32
EXTRA_EM_FILE=aarch64elf
GENERATE_SHLIB_SCRIPT=yes
GENERATE_PIE_SCRIPT=yes
MAXPAGESIZE="CONSTANT (MAXPAGESIZE)"
COMMONPAGESIZE="CONSTANT (COMMONPAGESIZE)"
SEPARATE_GOTPLT=12
IREL_IN_PLT=
TEXT_START_ADDR=0x400000
DATA_START_SYMBOLS='PROVIDE (__data_start = .);';
# AArch64 does not support .s* sections.
NO_SMALL_DATA=yes
OTHER_BSS_SYMBOLS='__bss_start__ = .;'
OTHER_BSS_END_SYMBOLS='_bss_end__ = . ; __bss_end__ = . ;'
OTHER_END_SYMBOLS='__end__ = . ;'
OTHER_SECTIONS='.note.gnu.arm.ident 0 : { KEEP (*(.note.gnu.arm.ident)) }'
ATTRS_SECTIONS='.ARM.attributes 0 : { KEEP (*(.ARM.attributes)) KEEP (*(.gnu.attributes)) }'
# Ensure each PLT entry is aligned to a cache line.
PLT=".plt ${RELOCATING-0} : ALIGN(16) { *(.plt)${IREL_IN_PLT+ *(.iplt)} }"
# Linux modifies the default library search path to first include
# a 32-bit specific directory.
case "$target" in
aarch64*-linux*)
case "$EMULATION_NAME" in
aarch64linux*) LIBPATH_SUFFIX=32 ;;
esac
;;
esac

2
ld/emulparams/aarch64linux32b.sh Normal file
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@ -0,0 +1,2 @@
. ${srcdir}/emulparams/aarch64linux32.sh
OUTPUT_FORMAT="elf32-bigaarch64"