Add support for Fushia OS.

        * configure.ac: Add fuchsia to targets that use ELF.
        * configure: Regenerated.

bfd     * configure.tgt: Add support for fuchsia (OS).

gas     * configure.tgt: Add support for fuchsia (OS).

ld      * Makefile.am: Add dependency information for earmelf_fuchsia.c.
        * Makefile.in: Regenerate.
        * configure.tgt: Add support for aarch64-*-fuchsia, arm*-*-fuchsia*, and
        x86_64-*-fuchsia* targets.
        * emulparams/armelf_fuchsia.sh: New file.
        * emulparams/armelfb_fuchsia.sh: New file.

6 files changed, 71 insertions, 1 deletions

diff --git a/ld/ChangeLog b/ld/ChangeLog
index 65c2854..c4bbe55 100644
--- a/ld/ChangeLog
+++ b/ld/ChangeLog
@@ -1,3 +1,12 @@
+2016-12-02  Josh Conner  <joshconner@google.com>
+
+        * Makefile.am: Add dependency information for earmelf_fuchsia.c.
+        * Makefile.in: Regenerate.
+        * configure.tgt: Add support for aarch64-*-fuchsia, arm*-*-fuchsia*, and
+        x86_64-*-fuchsia* targets.
+        * emulparams/armelf_fuchsia.sh: New file.
+        * emulparams/armelfb_fuchsia.sh: New file.
+
 2016-12-01  Rudy Y  <rudyy.id@gmail.com>
 
 	PR ld/20880
diff --git a/ld/Makefile.am b/ld/Makefile.am
index 9b3de72..ac908bc 100644
--- a/ld/Makefile.am
+++ b/ld/Makefile.am
@@ -179,6 +179,7 @@ ALL_EMULATION_SOURCES = \
 	earmcoff.c \
 	earmelf.c \
 	earmelf_fbsd.c \
+	earmelf_fuchsia.c \
 	earmelf_linux.c \
 	earmelf_linux_eabi.c \
 	earmelf_nacl.c \
@@ -187,6 +188,7 @@ ALL_EMULATION_SOURCES = \
 	earmelf_vxworks.c \
 	earmelfb.c \
 	earmelfb_fbsd.c \
+	earmelfb_fuchsia.c \
 	earmelfb_linux.c \
 	earmelfb_linux_eabi.c \
 	earmelfb_nacl.c \
@@ -763,6 +765,10 @@ earmelf_fbsd.c: $(srcdir)/emulparams/armelf_fbsd.sh \
   $(ELF_DEPS) $(srcdir)/emultempl/armelf.em \
   $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
 
+earmelf_fuchsia.c: $(srcdir)/emulparams/armelf_fuchsia.sh \
+  $(ELF_DEPS) $(srcdir)/emultempl/armelf.em \
+  $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
+
 earmelf_linux.c: $(srcdir)/emulparams/armelf_linux.sh \
   $(ELF_DEPS) $(srcdir)/emultempl/armelf.em \
   $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
@@ -803,6 +809,10 @@ earmelfb_fbsd.c: $(srcdir)/emulparams/armelfb_fbsd.sh \
   $(ELF_DEPS) $(srcdir)/emultempl/armelf.em \
   $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
 
+earmelf_fuchsia.c: $(srcdir)/emulparams/armelfb_fuchsia.sh \
+  $(ELF_DEPS) $(srcdir)/emultempl/armelf.em \
+  $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
+
 earmelfb_linux.c: $(srcdir)/emulparams/armelfb_linux.sh \
   $(srcdir)/emulparams/armelf_linux.sh \
   $(ELF_DEPS) $(srcdir)/emultempl/armelf.em \
diff --git a/ld/Makefile.in b/ld/Makefile.in
index f87408e..46c0302 100644
--- a/ld/Makefile.in
+++ b/ld/Makefile.in
@@ -548,6 +548,7 @@ ALL_EMULATION_SOURCES = \
 	earmcoff.c \
 	earmelf.c \
 	earmelf_fbsd.c \
+	earmelf_fuchsia.c \
 	earmelf_linux.c \
 	earmelf_linux_eabi.c \
 	earmelf_nacl.c \
@@ -556,6 +557,7 @@ ALL_EMULATION_SOURCES = \
 	earmelf_vxworks.c \
 	earmelfb.c \
 	earmelfb_fbsd.c \
+	earmelfb_fuchsia.c \
 	earmelfb_linux.c \
 	earmelfb_linux_eabi.c \
 	earmelfb_nacl.c \
@@ -1187,6 +1189,7 @@ distclean-compile:
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/earmcoff.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/earmelf.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/earmelf_fbsd.Po@am__quote@
+@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_nacl.Po@am__quote@
@@ -1195,6 +1198,7 @@ distclean-compile:
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/earmelf_vxworks.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/earmelfb.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/earmelfb_fbsd.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(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_nacl.Po@am__quote@
@@ -2354,6 +2358,10 @@ earmelf_fbsd.c: $(srcdir)/emulparams/armelf_fbsd.sh \
   $(ELF_DEPS) $(srcdir)/emultempl/armelf.em \
   $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
 
+earmelf_fuchsia.c: $(srcdir)/emulparams/armelf_fuchsia.sh \
+  $(ELF_DEPS) $(srcdir)/emultempl/armelf.em \
+  $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
+
 earmelf_linux.c: $(srcdir)/emulparams/armelf_linux.sh \
   $(ELF_DEPS) $(srcdir)/emultempl/armelf.em \
   $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
@@ -2394,6 +2402,10 @@ earmelfb_fbsd.c: $(srcdir)/emulparams/armelfb_fbsd.sh \
   $(ELF_DEPS) $(srcdir)/emultempl/armelf.em \
   $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
 
+earmelf_fuchsia.c: $(srcdir)/emulparams/armelfb_fuchsia.sh \
+  $(ELF_DEPS) $(srcdir)/emultempl/armelf.em \
+  $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
+
 earmelfb_linux.c: $(srcdir)/emulparams/armelfb_linux.sh \
   $(srcdir)/emulparams/armelf_linux.sh \
   $(ELF_DEPS) $(srcdir)/emultempl/armelf.em \
diff --git a/ld/configure.tgt b/ld/configure.tgt
index c196e68..b9f4782 100644
--- a/ld/configure.tgt
+++ b/ld/configure.tgt
@@ -54,6 +54,8 @@ aarch64-*-cloudabi*)	targ_emul=aarch64cloudabi
 			targ_extra_emuls=aarch64cloudabib ;;
 aarch64-*-freebsd*)	targ_emul=aarch64fbsd
 			targ_extra_emuls="aarch64fbsdb aarch64elf" ;;
+aarch64-*-fuchsia*)	targ_emul=aarch64elf
+			targ_extra_emuls="aarch64elfb armelf armelfb" ;;
 aarch64_be-*-linux*)	targ_emul=aarch64linuxb
 			targ_extra_libpath="aarch64linux aarch64linux32 aarch64linux32b armelfb_linux_eabi armelf_linux_eabi"
 			targ_extra_emuls="aarch64elfb aarch64elf aarch64elf32 aarch64elf32b armelfb armelf $targ_extra_libpath" ;;
@@ -150,6 +152,9 @@ arm*-*-uclinux*)	targ_emul=armelf_linux
 			;;
 arm-*-vxworks)		targ_emul=armelf_vxworks ;;
 arm*-*-conix*)		targ_emul=armelf ;;
+arm*-*-fuchsia*)	targ_emul=armelf_fuchsia
+			targ_extra_emuls="armelfb_fuchsia armelf armelfb"
+			;;
 avr-*-*)		targ_emul=avr2
 			targ_extra_emuls="avr1 avr25 avr3 avr31 avr35 avr4 avr5 avr51 avr6 avrxmega1 avrxmega2 avrxmega3 avrxmega4 avrxmega5 avrxmega6 avrxmega7 avrtiny"
 			;;
@@ -316,7 +321,7 @@ i[3-7]86-*-elfiamcu)	targ_emul=elf_iamcu
 			targ_extra_emuls=elf_i386 ;;
 i[3-7]86-*-elf*)	targ_emul=elf_i386
 			targ_extra_emuls=elf_iamcu ;;
-x86_64-*-elf* | x86_64-*-rtems*)
+x86_64-*-elf* | x86_64-*-rtems* | x86_64-*-fuchsia*)
 			targ_emul=elf_x86_64
 			targ_extra_emuls="elf_i386 elf_iamcu elf32_x86_64 elf_l1om elf_k1om"
 			targ_extra_libpath="elf_i386 elf_iamcu elf32_x86_64 elf_l1om elf_k1om"
diff --git a/ld/emulparams/armelf_fuchsia.sh b/ld/emulparams/armelf_fuchsia.sh
new file mode 100644
index 0000000..8626b0e
--- /dev/null
+++ b/ld/emulparams/armelf_fuchsia.sh
@@ -0,0 +1,32 @@
+ARCH=arm
+SCRIPT_NAME=elf
+OUTPUT_FORMAT="elf32-littlearm"
+BIG_OUTPUT_FORMAT="elf32-bigarm"
+LITTLE_OUTPUT_FORMAT="elf32-littlearm"
+MAXPAGESIZE="CONSTANT (MAXPAGESIZE)"
+COMMONPAGESIZE="CONSTANT (COMMONPAGESIZE)"
+TEMPLATE_NAME=elf32
+EXTRA_EM_FILE=armelf
+GENERATE_SHLIB_SCRIPT=yes
+GENERATE_PIE_SCRIPT=yes
+
+DATA_START_SYMBOLS='PROVIDE (__data_start = .);';
+OTHER_TEXT_SECTIONS='*(.glue_7t) *(.glue_7) *(.vfp11_veneer) *(.v4_bx)'
+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)) }'
+
+TEXT_START_ADDR=0x00001000
+TARGET2_TYPE=got-rel
+
+# ARM does not support .s* sections.
+NO_SMALL_DATA=yes
+
+# 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_fuchsia.sh b/ld/emulparams/armelfb_fuchsia.sh
new file mode 100644
index 0000000..7e6f34a
--- /dev/null
+++ b/ld/emulparams/armelfb_fuchsia.sh
@@ -0,0 +1,2 @@
+. ${srcdir}/emulparams/armelf_fuchsia.sh
+OUTPUT_FORMAT="$BIG_OUTPUT_FORMAT"