From 617a5ada88c7d4b6aae201ad5b295f3d2ef07c10 Mon Sep 17 00:00:00 2001 From: Christophe Lyon Date: Tue, 20 Mar 2018 10:54:26 +0100 Subject: [ARM] Add armelf_linux_fdpiceabi and armelfb_linux_fdpiceabi BFD backends MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Initial definition of these new backends. 2018-04-25 Christophe Lyon Mickaël Guêné bfd/ * config.bfd (arm*-*-linux-*): Add arm_elf32_fdpic_be_vec and arm_elf32_fdpic_le_vec to targ_selvecs. Accept arm*-*-uclinuxfdpiceabi. * configure.ac: Add support for arm_elf32_fdpic_be_vec and arm_elf32_fdpic_le_vec. * configure: Regenerate. * elf32-arm.c (struct elf32_arm_link_hash_table): Add fdpic_p. (elf32_arm_link_hash_table_create): Initialize fdpic_p. (TARGET_LITTLE_SYM, TARGET_LITTLE_NAME, TARGET_BIG_SYM) (TARGET_BIG_NAME, elf_match_priority): Define for FDPIC targets. (elf32_arm_fdpic_link_hash_table_create): New. * targets.c (_bfd_target_vector): Add arm_elf32_fdpic_be_vec and arm_elf32_fdpic_le_vec. ld/ * Makefile.am (ALL_EMULATION_SOURCES): Add earmelf_linux_fdpiceabi.c and earmelfb_linux_fdpiceabi.c. (earmelf_linux_fdpiceabi.c, earmelfb_linux_fdpiceabi.c): New rules. * Makefile.in: Regenerate. * configure.tgt (arm*-*-uclinuxfdpiceabi): Handle new target. * emulparams/armelf_linux_fdpiceabi.sh: New. * emulparams/armelfb_linux_fdpiceabi.sh: New. --- ld/ChangeLog | 11 +++++++++++ ld/Makefile.am | 13 +++++++++++++ ld/Makefile.in | 15 +++++++++++++++ ld/configure.tgt | 7 ++++++- ld/emulparams/armelf_linux_fdpiceabi.sh | 13 +++++++++++++ ld/emulparams/armelfb_linux_fdpiceabi.sh | 2 ++ 6 files changed, 60 insertions(+), 1 deletion(-) create mode 100644 ld/emulparams/armelf_linux_fdpiceabi.sh create mode 100644 ld/emulparams/armelfb_linux_fdpiceabi.sh (limited to 'ld') diff --git a/ld/ChangeLog b/ld/ChangeLog index 23843c1..e633941 100644 --- a/ld/ChangeLog +++ b/ld/ChangeLog @@ -1,3 +1,14 @@ +2018-04-25 Christophe Lyon + Mickaël Guêné + + * Makefile.am (ALL_EMULATION_SOURCES): Add + earmelf_linux_fdpiceabi.c and earmelfb_linux_fdpiceabi.c. + (earmelf_linux_fdpiceabi.c, earmelfb_linux_fdpiceabi.c): New rules. + * Makefile.in: Regenerate. + * configure.tgt (arm*-*-uclinuxfdpiceabi): Handle new target. + * emulparams/armelf_linux_fdpiceabi.sh: New. + * emulparams/armelfb_linux_fdpiceabi.sh: New. + 2018-04-25 Alan Modra * Makefile.am: Remove arm-aout and arm-coff support. diff --git a/ld/Makefile.am b/ld/Makefile.am index a905b15..6464e10 100644 --- a/ld/Makefile.am +++ b/ld/Makefile.am @@ -172,6 +172,7 @@ ALL_EMULATION_SOURCES = \ earmelf_fuchsia.c \ earmelf_linux.c \ earmelf_linux_eabi.c \ + earmelf_linux_fdpiceabi.c \ earmelf_nacl.c \ earmelf_nbsd.c \ earmelf_phoenix.c \ @@ -181,6 +182,7 @@ ALL_EMULATION_SOURCES = \ earmelfb_fuchsia.c \ earmelfb_linux.c \ earmelfb_linux_eabi.c \ + earmelfb_linux_fdpiceabi.c \ earmelfb_nacl.c \ earmelfb_nbsd.c \ earmnto.c \ @@ -703,6 +705,11 @@ earmelf_linux_eabi.c: $(srcdir)/emulparams/armelf_linux_eabi.sh \ $(ELF_DEPS) $(srcdir)/emultempl/armelf.em \ $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS} +earmelf_linux_fdpiceabi.c: $(srcdir)/emulparams/armelf_linux_fdpiceabi.sh \ + $(srcdir)/emulparams/armelf_linux.sh \ + $(ELF_DEPS) $(srcdir)/emultempl/armelf.em \ + $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS} + earmelf_nacl.c: $(srcdir)/emulparams/armelf_nacl.sh \ $(srcdir)/emulparams/armelf_linux_eabi.sh \ $(srcdir)/emulparams/armelf_linux.sh \ @@ -749,6 +756,12 @@ earmelfb_linux_eabi.c: $(srcdir)/emulparams/armelfb_linux_eabi.sh \ $(ELF_DEPS) $(srcdir)/emultempl/armelf.em \ $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS} +earmelfb_linux_fdpiceabi.c: $(srcdir)/emulparams/armelfb_linux_fdpiceabi.sh \ + $(srcdir)/emulparams/armelfb_linux_fdpiceabi.sh \ + $(srcdir)/emulparams/armelf_linux.sh \ + $(ELF_DEPS) $(srcdir)/emultempl/armelf.em \ + $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS} + earmelfb_nacl.c: $(srcdir)/emulparams/armelfb_nacl.sh \ $(srcdir)/emulparams/armelf_nacl.sh \ $(srcdir)/emulparams/armelf_linux_eabi.sh \ diff --git a/ld/Makefile.in b/ld/Makefile.in index d2201ac..8e0122c 100644 --- a/ld/Makefile.in +++ b/ld/Makefile.in @@ -541,6 +541,7 @@ ALL_EMULATION_SOURCES = \ earmelf_fuchsia.c \ earmelf_linux.c \ earmelf_linux_eabi.c \ + earmelf_linux_fdpiceabi.c \ earmelf_nacl.c \ earmelf_nbsd.c \ earmelf_phoenix.c \ @@ -550,6 +551,7 @@ ALL_EMULATION_SOURCES = \ earmelfb_fuchsia.c \ earmelfb_linux.c \ earmelfb_linux_eabi.c \ + earmelfb_linux_fdpiceabi.c \ earmelfb_nacl.c \ earmelfb_nbsd.c \ earmnto.c \ @@ -1086,6 +1088,7 @@ distclean-compile: @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/earmelf_fuchsia.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/earmelf_linux.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/earmelf_linux_eabi.Po@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/earmelf_linux_fdpiceabi.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/earmelf_nacl.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/earmelf_nbsd.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/earmelf_phoenix.Po@am__quote@ @@ -1095,6 +1098,7 @@ distclean-compile: @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/earmelfb_fuchsia.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/earmelfb_linux.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/earmelfb_linux_eabi.Po@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/earmelfb_linux_fdpiceabi.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/earmelfb_nacl.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/earmelfb_nbsd.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/earmnto.Po@am__quote@ @@ -2202,6 +2206,11 @@ earmelf_linux_eabi.c: $(srcdir)/emulparams/armelf_linux_eabi.sh \ $(ELF_DEPS) $(srcdir)/emultempl/armelf.em \ $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS} +earmelf_linux_fdpiceabi.c: $(srcdir)/emulparams/armelf_linux_fdpiceabi.sh \ + $(srcdir)/emulparams/armelf_linux.sh \ + $(ELF_DEPS) $(srcdir)/emultempl/armelf.em \ + $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS} + earmelf_nacl.c: $(srcdir)/emulparams/armelf_nacl.sh \ $(srcdir)/emulparams/armelf_linux_eabi.sh \ $(srcdir)/emulparams/armelf_linux.sh \ @@ -2248,6 +2257,12 @@ earmelfb_linux_eabi.c: $(srcdir)/emulparams/armelfb_linux_eabi.sh \ $(ELF_DEPS) $(srcdir)/emultempl/armelf.em \ $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS} +earmelfb_linux_fdpiceabi.c: $(srcdir)/emulparams/armelfb_linux_fdpiceabi.sh \ + $(srcdir)/emulparams/armelf_linux_fdpiceabi.sh \ + $(srcdir)/emulparams/armelf_linux.sh \ + $(ELF_DEPS) $(srcdir)/emultempl/armelf.em \ + $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS} + earmelfb_nacl.c: $(srcdir)/emulparams/armelfb_nacl.sh \ $(srcdir)/emulparams/armelf_nacl.sh \ $(srcdir)/emulparams/armelf_linux_eabi.sh \ diff --git a/ld/configure.tgt b/ld/configure.tgt index 1b45611..1999010 100644 --- a/ld/configure.tgt +++ b/ld/configure.tgt @@ -129,7 +129,12 @@ arm*b-*-linux-*) targ_emul=armelfb_linux targ_extra_libpath="armelf_linux" ;; arm*-*-linux-*eabi*) targ_emul=armelf_linux_eabi - targ_extra_emuls=armelfb_linux_eabi + targ_extra_emuls="armelfb_linux_eabi" + targ_extra_libpath=$targ_extra_emuls + ;; +arm*-*-uclinuxfdpiceabi) + targ_emul=armelf_linux_eabi + targ_extra_emuls="armelfb_linux_eabi armelf_linux_fdpiceabi armelfb_linux_fdpiceabi" targ_extra_libpath=$targ_extra_emuls ;; arm*-*-linux-*) targ_emul=armelf_linux diff --git a/ld/emulparams/armelf_linux_fdpiceabi.sh b/ld/emulparams/armelf_linux_fdpiceabi.sh new file mode 100644 index 0000000..104cf38 --- /dev/null +++ b/ld/emulparams/armelf_linux_fdpiceabi.sh @@ -0,0 +1,13 @@ +. ${srcdir}/emulparams/armelf_linux.sh + +OUTPUT_FORMAT="elf32-littlearm-fdpic" +BIG_OUTPUT_FORMAT="elf32-bigarm-fdpic" +LITTLE_OUTPUT_FORMAT="elf32-littlearm-fdpic" + +# Use the ARM ABI-compliant exception-handling sections. +OTHER_READONLY_SECTIONS=" + .ARM.extab ${RELOCATING-0} : { *(.ARM.extab${RELOCATING+* .gnu.linkonce.armextab.*}) } + ${RELOCATING+ PROVIDE_HIDDEN (__exidx_start = .); } + .ARM.exidx ${RELOCATING-0} : { *(.ARM.exidx${RELOCATING+* .gnu.linkonce.armexidx.*}) } + ${RELOCATING+ PROVIDE_HIDDEN (__exidx_end = .); }" + diff --git a/ld/emulparams/armelfb_linux_fdpiceabi.sh b/ld/emulparams/armelfb_linux_fdpiceabi.sh new file mode 100644 index 0000000..988ea7a --- /dev/null +++ b/ld/emulparams/armelfb_linux_fdpiceabi.sh @@ -0,0 +1,2 @@ +. ${srcdir}/emulparams/armelf_linux_fdpiceabi.sh +OUTPUT_FORMAT="elf32-bigarm-fdpic" -- cgit v1.1