Revert "arc: Add new linker emulation and scripts for ARCv3 ISA."

This reverts commit 4deb1ee57fdb711cac6f36fed75b3c8cb5112d99.

diff --git a/ld/Makefile.am b/ld/Makefile.am
index 1efb1726f65f6e1b6af3e2cd8f4b02949e1a4017..9664d4c77090399bf84ae108ac9a83b9d2258d51 100644 (file)
--- a/ld/Makefile.am
+++ b/ld/Makefile.am
@@ -391,10 +391,6 @@ ALL_64_EMULATION_SOURCES = \
        eaarch64nto.c \
        eaarch64pe.c \
        earm64pe.c \
-       earc64elf32.c \
-       earc64elf64.c \
-       earc64linux32.c \
-       earc64linux64.c \
        eelf32_x86_64.c \
        eelf32b4300.c \
        eelf32bmip.c \

diff --git a/ld/Makefile.in b/ld/Makefile.in
index ce2fb16ec8380ae9e4c5b232f04bddde8a164a1b..afd22d479eca5c464daaccf5359591b8e07a18f8 100644 (file)
--- a/ld/Makefile.in
+++ b/ld/Makefile.in
@@ -890,10 +890,6 @@ ALL_64_EMULATION_SOURCES = \
        eaarch64nto.c \
        eaarch64pe.c \
        earm64pe.c \
-       earc64elf32.c \
-       earc64elf64.c \
-       earc64linux32.c \
-       earc64linux64.c \
        eelf32_x86_64.c \
        eelf32b4300.c \
        eelf32bmip.c \
@@ -1283,10 +1279,6 @@ distclean-compile:
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/eaixrs6.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/ealpha.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/ealphavms.Po@am__quote@
-@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/earc64elf32.Po@am__quote@
-@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/earc64elf64.Po@am__quote@
-@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/earc64linux32.Po@am__quote@
-@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/earc64linux64.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/earcelf.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/earclinux.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/earclinux_nps.Po@am__quote@

diff --git a/ld/configure.tgt b/ld/configure.tgt
index d69dee8c3552f4b7b07d72b9c9b35c640ff87353..ff0aaaae257615be999e1c5a60821377b6763717 100644 (file)
--- a/ld/configure.tgt
+++ b/ld/configure.tgt
@@ -153,27 +153,10 @@ alpha*-*-*vms*)           targ_emul=alphavms
                        ;;
 am33_2.0-*-linux*)     targ_emul=elf32am33lin # mn10300 variant
                        ;;
-arc-*-elf* | arc[be]*-*-elf*)  targ_emul=arcelf
+arc*-*-elf*)           targ_emul=arcelf
                        targ_extra_emuls="arclinux arclinux_nps arcv2elf arcv2elfx"
                        ;;
-arc64-*-elf*)          targ_emul=arc64elf64
-                       targ_extra_emuls="arc64elf32 arc64linux64 arc64linux32"
-                       targ_extra_libpath=$targ_extra_emuls
-                       ;;
-arc32-*-elf*)          targ_emul=arc64elf32
-                       targ_extra_emuls="arc64linux32 arc64elf64 arc64linux64"
-                       targ_extra_libpath=$targ_extra_emuls
-                       ;;
-arc64-*-linux*)                targ_emul=arc64linux64
-                       targ_extra_emuls="arc64elf64 arc64elf32 arc64linux32"
-                       targ_extra_libpath=$targ_extra_emuls
-                       ;;
-arc32-*-linux*)                targ_emul=arc64linux32
-                       targ_extra_emuls="arc64elf32 arc64elf64 arc64linux64"
-                       targ_extra_libpath=$targ_extra_emuls
-                       ;;
-arc-*-linux* | arc[eb]*-linux*)
-                       case "${with_cpu}" in
+arc*-*-linux*)         case "${with_cpu}" in
                        nps400) targ_emul=arclinux_nps
                                targ_extra_emuls=arclinux
                                ;;

diff --git a/ld/emulparams/arc64elf32.sh b/ld/emulparams/arc64elf32.sh
deleted file mode 100644 (file)
index 0f8389a..0000000
--- a/ld/emulparams/arc64elf32.sh
+++ /dev/null
@@ -1,12 +0,0 @@
-SCRIPT_NAME=elf
-ELFSIZE=32
-SCRIPT_NAME=elfarc
-TEMPLATE_NAME=elf
-OUTPUT_FORMAT="elf32-littlearc64"
-
-TEXT_START_ADDR=0x00
-
-MAXPAGESIZE="CONSTANT (MAXPAGESIZE)"
-ARCH="arc64:32"
-ENTRY=__start
-EMBEDDED=yes

diff --git a/ld/emulparams/arc64elf64.sh b/ld/emulparams/arc64elf64.sh
deleted file mode 100644 (file)
index d429134..0000000
--- a/ld/emulparams/arc64elf64.sh
+++ /dev/null
@@ -1,12 +0,0 @@
-SCRIPT_NAME=elf
-ELFSIZE=64
-SCRIPT_NAME=elfarc
-TEMPLATE_NAME=elf
-OUTPUT_FORMAT="elf64-littlearc64"
-
-TEXT_START_ADDR=0x00
-
-MAXPAGESIZE="CONSTANT (MAXPAGESIZE)"
-ARCH="arc64:64"
-ENTRY=__start
-EMBEDDED=yes

diff --git a/ld/emulparams/arc64linux32.sh b/ld/emulparams/arc64linux32.sh
deleted file mode 100644 (file)
index 1ad8f3d..0000000
--- a/ld/emulparams/arc64linux32.sh
+++ /dev/null
@@ -1,22 +0,0 @@
-ARCH="arc64:32"
-
-SCRIPT_NAME=elf
-ELFSIZE=32
-OUTPUT_FORMAT="elf32-littlearc64"
-
-TEMPLATE_NAME=elf
-
-GENERATE_SHLIB_SCRIPT=yes
-GENERATE_PIE_SCRIPT=yes
-
-MAXPAGESIZE="CONSTANT (MAXPAGESIZE)"
-COMMONPAGESIZE="CONSTANT (COMMONPAGESIZE)"
-
-TEXT_START_ADDR=0x10000
-
-ENTRY=__start
-
-# To support RELRO security feature.
-NO_SMALL_DATA=yes
-SEPARATE_GOTPLT="SIZEOF (.got.plt) >= 12 ? 12 : 0"
-GENERATE_COMBRELOC_SCRIPT=yes

diff --git a/ld/emulparams/arc64linux64.sh b/ld/emulparams/arc64linux64.sh
deleted file mode 100644 (file)
index 89ff73d..0000000
--- a/ld/emulparams/arc64linux64.sh
+++ /dev/null
@@ -1,22 +0,0 @@
-ARCH="arc64:64"
-
-SCRIPT_NAME=elf
-ELFSIZE=64
-OUTPUT_FORMAT="elf64-littlearc64"
-
-TEMPLATE_NAME=elf
-
-GENERATE_SHLIB_SCRIPT=yes
-GENERATE_PIE_SCRIPT=yes
-
-MAXPAGESIZE="CONSTANT (MAXPAGESIZE)"
-COMMONPAGESIZE="CONSTANT (COMMONPAGESIZE)"
-
-TEXT_START_ADDR=0x10000
-
-ENTRY=__start
-
-# To support RELRO security feature.
-NO_SMALL_DATA=yes
-SEPARATE_GOTPLT=8 #FIXME! what is the true value here?
-GENERATE_COMBRELOC_SCRIPT=yes

diff --git a/ld/scripttempl/elfarc.sc b/ld/scripttempl/elfarc.sc
index 78cb0fa9540da000b7f20ef0f883b9f90a2ee75f..1ae0248a90044ee9d82e9a701cc63f53e69e2431 100644 (file)
--- a/ld/scripttempl/elfarc.sc
+++ b/ld/scripttempl/elfarc.sc
@@ -394,10 +394,20 @@ test -n "${RELOCATING}" && cat <<EOF
      The options appear in the wrong order to do this with a single symbol -
      ldflags comes after flags injected with per-file stanzas, and thus
      the setting from ldflags prevails.  */
-  ${RELOCATING+. = ALIGN(${ALIGNMENT});}
-  ${RELOCATING+ PROVIDE (__start_heap = .) ; }
-  ${RELOCATING+ PROVIDE (__stack_top = . + (DEFINED(__HEAP_SIZE) ? __HEAP_SIZE : (DEFINED(__DEFAULT_HEAP_SIZE) ? __DEFAULT_HEAP_SIZE : 20k)) + (DEFINED(__STACK_SIZE) ? __STACK_SIZE : 64k));}
-  ${RELOCATING+ PROVIDE (__end_heap = . + (DEFINED(__HEAP_SIZE) ? __HEAP_SIZE : (DEFINED(__DEFAULT_STACK_SIZE) ? __DEFAULT_STACK_SIZE : 20k)));}
+  .heap :
+  {
+       __start_heap = . ;
+       . = . + (DEFINED(__HEAP_SIZE) ? __HEAP_SIZE : (DEFINED(__DEFAULT_HEAP_SIZE) ? __DEFAULT_HEAP_SIZE : 20k)) ;
+       __end_heap = . ;
+  }
+
+  . = ALIGN(0x8);
+  .stack :
+  {
+       __stack = . ;
+       . = . + (DEFINED(__STACK_SIZE) ? __STACK_SIZE : (DEFINED(__DEFAULT_STACK_SIZE) ? __DEFAULT_STACK_SIZE : 64k)) ;
+       __stack_top = . ;
+  }
 EOF
 
 source_sh $srcdir/scripttempl/misc-sections.sc

diff --git a/ld/testsuite/ld-arc/got-weak.d b/ld/testsuite/ld-arc/got-weak.d
new file mode 100644 (file)
index 0000000..a7f5b2f
--- /dev/null
+++ b/ld/testsuite/ld-arc/got-weak.d
@@ -0,0 +1,12 @@
+#source: got-weak.s
+#as:
+#ld: -Bstatic
+#objdump: -d
+
+[^:]*:\s+file format elf32-.*arc
+
+
+Disassembly of section \.text:
+
+[0-9a-f]+ <.*>:
+^\s+[0-9a-f]+:\s+2730\s7f80\s[0-9a-f]+\s[0-9a-f]+\s+ld\s+r\d+,\[pcl,.*

diff --git a/ld/testsuite/ld-arc/got-weak.s b/ld/testsuite/ld-arc/got-weak.s
new file mode 100644 (file)
index 0000000..8ea18be
--- /dev/null
+++ b/ld/testsuite/ld-arc/got-weak.s
@@ -0,0 +1,7 @@
+       .cpu archs
+
+       .weak symb
+       .global __start
+       .text
+__start:
+       ld      r0,[pcl,@symb@gotpc]