Add Intel MCU support to bfd

bfd/

	* Makefile.am (ALL_MACHINES): Add cpu-iamcu.lo.
	(ALL_MACHINES_CFILES): Likewise.
	* archures.c (bfd_mach_iamcu): New.
	(bfd_mach_i386_iamcu): Likewise.
	(bfd_mach_i386_iamcu_intel_syntax): Likewise.
	(bfd_iamcu_arch): Likewise.
	(bfd_archures_list): Add &bfd_iamcu_arch.
	* config.bfd (targ_selvecs): Add iamcu_elf32_vec to
	i386_elf32_vec.
	(targ_archs): Add bfd_iamcu_arch if needed.
	* configure.ac: Support iamcu_elf32_vec.
	* cpu-iamcu.c: New file.
	* elf32-i386.c (elf32_iamcu_elf_object_p): New function.
	Add support for iamcu_elf32_vec and elf32_iamcu_bed.
	* targets.c (iamcu_elf32_vec): New.
	(_bfd_target_vector): Add iamcu_elf32_vec.
	* Makefile.in: Regenerated.
	* bfd-in2.h: Likewise.
	* configure: Likewise.

binutils/testsuite/

	* binutils-all/objdump.exp (cpus_expected): Append iamcu.

1 files changed, 37 insertions, 25 deletions

diff --git a/bfd/config.bfd b/bfd/config.bfd
index aad87d2..e08bb3b 100644
--- a/bfd/config.bfd
+++ b/bfd/config.bfd
@@ -531,7 +531,7 @@ case "${targ}" in
   i[3-7]86-*-elf* | i[3-7]86-*-sco3.2v5* | \
   i[3-7]86-*-dgux* | i[3-7]86-*-sysv5*)
     targ_defvec=i386_elf32_vec
-    targ_selvecs=i386_coff_vec
+    targ_selvecs="iamcu_elf32_vec i386_coff_vec"
     ;;
   i[3-7]86-*-solaris2*)
     targ_defvec=i386_elf32_sol2_vec
@@ -552,16 +552,19 @@ case "${targ}" in
     ;;
   i[3-7]86-*-nto*)
     targ_defvec=i386_elf32_vec
-    targ_selvecs=i386_coff_vec
+    targ_selvecs="iamcu_elf32_vec i386_coff_vec"
     ;;
   i[3-7]86-*-aros*)
     targ_defvec=i386_elf32_vec
+    targ_selvecs=iamcu_elf32_vec
     ;;
   i[3-7]86-*-chorus*)
     targ_defvec=i386_elf32_vec
+    targ_selvecs=iamcu_elf32_vec
     ;;
   i[3-7]86-*-dicos*)
     targ_defvec=i386_elf32_vec
+    targ_selvecs=iamcu_elf32_vec
     targ64_selvecs="x86_64_elf64_vec l1om_elf64_vec k1om_elf64_vec"
     ;;
   *-*-msdosdjgpp* | *-*-go32* )
@@ -574,7 +577,7 @@ case "${targ}" in
     ;;
   i[3-7]86-*-rtems*)
     targ_defvec=i386_elf32_vec
-    targ_selvecs="i386_coff_vec i386_aout_vec"
+    targ_selvecs="iamcu_elf32_vec i386_coff_vec i386_aout_vec"
     ;;
   i[3-7]86-*-darwin* | i[3-7]86-*-macos10* | i[3-7]86-*-rhapsody*)
     targ_defvec=i386_mach_o_vec
@@ -592,6 +595,7 @@ case "${targ}" in
     ;;
   i[3-7]86-*-dragonfly*)
     targ_defvec=i386_elf32_vec
+    targ_selvecs=iamcu_elf32_vec
     targ64_selvecs="x86_64_elf64_vec l1om_elf64_vec k1om_elf64_vec"
     ;;
   i[3-7]86-*-freebsdaout* | i[3-7]86-*-freebsd[12].* | \
@@ -602,7 +606,7 @@ case "${targ}" in
     ;;
   i[3-7]86-*-freebsd* | i[3-7]86-*-kfreebsd*-gnu)
     targ_defvec=i386_elf32_fbsd_vec
-    targ_selvecs="i386_elf32_vec i386_pei_vec i386_coff_vec"
+    targ_selvecs="i386_elf32_vec iamcu_elf32_vec i386_pei_vec i386_coff_vec"
     targ64_selvecs="x86_64_elf64_fbsd_vec x86_64_elf64_vec x86_64_pei_vec l1om_elf64_vec l1om_elf64_fbsd_vec k1om_elf64_vec k1om_elf64_fbsd_vec"
     # FreeBSD <= 4.0 supports only the old nonstandard way of ABI labelling.
     case "${targ}" in
@@ -612,35 +616,35 @@ case "${targ}" in
     ;;
   i[3-7]86-*-netbsdelf* | i[3-7]86-*-netbsd*-gnu* | i[3-7]86-*-knetbsd*-gnu)
     targ_defvec=i386_elf32_vec
-    targ_selvecs=i386_aout_nbsd_vec
+    targ_selvecs="i386_aout_nbsd_vec iamcu_elf32_vec"
     targ64_selvecs="x86_64_elf64_vec l1om_elf64_vec k1om_elf64_vec"
     ;;
   i[3-7]86-*-netbsdpe*)
     targ_defvec=i386_pe_vec
-    targ_selvecs="i386_pe_vec i386_pei_vec i386_elf32_vec"
+    targ_selvecs="i386_pe_vec i386_pei_vec i386_elf32_vec iamcu_elf32_vec"
     ;;
   i[3-7]86-*-netbsdaout* | i[3-7]86-*-netbsd* | \
   i[3-7]86-*-openbsd[0-2].* | i[3-7]86-*-openbsd3.[0-3])
     targ_defvec=i386_aout_nbsd_vec
-    targ_selvecs="i386_elf32_vec i386_aout_bsd_vec"
+    targ_selvecs="i386_elf32_vec iamcu_elf32_vec i386_aout_bsd_vec"
     targ_underscore=yes
     ;;
   i[3-7]86-*-openbsd*)
     targ_defvec=i386_elf32_vec
-    targ_selvecs=i386_aout_nbsd_vec
+    targ_selvecs="iamcu_elf32_vec i386_aout_nbsd_vec"
     ;;
   i[3-7]86-*-netware*)
     targ_defvec=i386_elf32_vec
-    targ_selvecs="i386_nlm32_vec i386_coff_vec i386_aout_vec"
+    targ_selvecs="iamcu_elf32_vec i386_nlm32_vec i386_coff_vec i386_aout_vec"
     ;;
   i[3-7]86-*-linux*aout*)
     targ_defvec=i386_aout_linux_vec
-    targ_selvecs=i386_elf32_vec
+    targ_selvecs="i386_elf32_vec iamcu_elf32_vec"
     targ_underscore=yes
     ;;
   i[3-7]86-*-linux-*)
     targ_defvec=i386_elf32_vec
-    targ_selvecs="i386_aout_linux_vec i386_pei_vec"
+    targ_selvecs="iamcu_elf32_vec i386_aout_linux_vec i386_pei_vec"
     targ64_selvecs="x86_64_elf64_vec x86_64_elf32_vec x86_64_pei_vec l1om_elf64_vec k1om_elf64_vec"
     ;;
   i[3-7]86-*-nacl*)
@@ -662,32 +666,32 @@ case "${targ}" in
     ;;
   x86_64-*-dicos*)
     targ_defvec=x86_64_elf64_vec
-    targ_selvecs="i386_elf32_vec l1om_elf64_vec k1om_elf64_vec"
+    targ_selvecs="i386_elf32_vec iamcu_elf32_vec l1om_elf64_vec k1om_elf64_vec"
     want64=true
     ;;
   x86_64-*-elf*)
     targ_defvec=x86_64_elf64_vec
-    targ_selvecs="i386_elf32_vec x86_64_elf32_vec l1om_elf64_vec k1om_elf64_vec"
+    targ_selvecs="i386_elf32_vec iamcu_elf32_vec x86_64_elf32_vec l1om_elf64_vec k1om_elf64_vec"
     want64=true
     ;;
   x86_64-*-dragonfly*)
     targ_defvec=x86_64_elf64_vec
-    targ_selvecs="i386_elf32_vec l1om_elf64_vec k1om_elf64_vec"
+    targ_selvecs="i386_elf32_vec iamcu_elf32_vec l1om_elf64_vec k1om_elf64_vec"
     want64=true
     ;;
   x86_64-*-freebsd* | x86_64-*-kfreebsd*-gnu)
     targ_defvec=x86_64_elf64_fbsd_vec
-    targ_selvecs="i386_elf32_fbsd_vec i386_coff_vec i386_pei_vec x86_64_pei_vec i386_elf32_vec x86_64_elf64_vec l1om_elf64_vec l1om_elf64_fbsd_vec k1om_elf64_vec k1om_elf64_fbsd_vec"
+    targ_selvecs="i386_elf32_fbsd_vec iamcu_elf32_vec i386_coff_vec i386_pei_vec x86_64_pei_vec i386_elf32_vec x86_64_elf64_vec l1om_elf64_vec l1om_elf64_fbsd_vec k1om_elf64_vec k1om_elf64_fbsd_vec"
     want64=true
     ;;
   x86_64-*-netbsd* | x86_64-*-openbsd*)
     targ_defvec=x86_64_elf64_vec
-    targ_selvecs="i386_elf32_vec i386_aout_nbsd_vec i386_coff_vec i386_pei_vec x86_64_pei_vec l1om_elf64_vec k1om_elf64_vec"
+    targ_selvecs="i386_elf32_vec iamcu_elf32_vec i386_aout_nbsd_vec i386_coff_vec i386_pei_vec x86_64_pei_vec l1om_elf64_vec k1om_elf64_vec"
     want64=true
     ;;
   x86_64-*-linux-*)
     targ_defvec=x86_64_elf64_vec
-    targ_selvecs="i386_elf32_vec x86_64_elf32_vec i386_aout_linux_vec i386_pei_vec x86_64_pei_vec l1om_elf64_vec k1om_elf64_vec"
+    targ_selvecs="i386_elf32_vec iamcu_elf32_vec x86_64_elf32_vec i386_aout_linux_vec i386_pei_vec x86_64_pei_vec l1om_elf64_vec k1om_elf64_vec"
     want64=true
     ;;
   x86_64-*-nacl*)
@@ -698,7 +702,7 @@ case "${targ}" in
     ;;
   x86_64-*-mingw* | x86_64-*-pe | x86_64-*-pep | x86_64-*-cygwin)
     targ_defvec=x86_64_pe_vec
-    targ_selvecs="x86_64_pe_vec x86_64_pei_vec x86_64_pe_be_vec x86_64_elf64_vec l1om_elf64_vec k1om_elf64_vec i386_pe_vec i386_pei_vec i386_elf32_vec"
+    targ_selvecs="x86_64_pe_vec x86_64_pei_vec x86_64_pe_be_vec x86_64_elf64_vec l1om_elf64_vec k1om_elf64_vec i386_pe_vec i386_pei_vec i386_elf32_vec iamcu_elf32_vec"
     want64=true
     targ_underscore=no
     ;;
@@ -709,10 +713,11 @@ case "${targ}" in
 #endif
   i[3-7]86-*-lynxos*)
     targ_defvec=i386_elf32_vec
-    targ_selvecs="i386_coff_lynx_vec i386_aout_lynx_vec"
+    targ_selvecs="iamcu_elf32_vec i386_coff_lynx_vec i386_aout_lynx_vec"
     ;;
   i[3-7]86-*-gnu*)
     targ_defvec=i386_elf32_vec
+    targ_selvecs=iamcu_elf32_vec
     ;;
   i[3-7]86-*-mach* | i[3-7]86-*-osf1mk*)
     targ_defvec=i386_aout_mach3_vec
@@ -728,7 +733,7 @@ case "${targ}" in
     ;;
   i[3-7]86-*-moss*)
     targ_defvec=i386_elf32_vec
-    targ_selvecs="i386_msdos_vec i386_aout_vec"
+    targ_selvecs="iamcu_elf32_vec i386_msdos_vec i386_aout_vec"
     ;;
   i[3-7]86-*-beospe*)
     targ_defvec=i386_pe_vec
@@ -736,7 +741,7 @@ case "${targ}" in
     ;;
   i[3-7]86-*-beoself* | i[3-7]86-*-beos*)
     targ_defvec=i386_elf32_vec
-    targ_selvecs="i386_pe_vec i386_pei_vec"
+    targ_selvecs="iamcu_elf32_vec i386_pe_vec i386_pei_vec"
     ;;
   i[3-7]86-*-interix*)
     targ_defvec=i386_pei_vec
@@ -746,11 +751,11 @@ case "${targ}" in
     ;;
   i[3-7]86-*-rdos*)
     targ_defvec=i386_elf32_vec
-    targ_selvecs=i386_coff_vec
+    targ_selvecs="iamcu_elf32_vec i386_coff_vec"
     ;;
   i[3-7]86-*-mingw32* | i[3-7]86-*-cygwin* | i[3-7]86-*-winnt | i[3-7]86-*-pe)
     targ_defvec=i386_pe_vec
-    targ_selvecs="i386_pe_vec i386_pei_vec i386_elf32_vec"
+    targ_selvecs="i386_pe_vec i386_pei_vec i386_elf32_vec iamcu_elf32_vec"
     targ_underscore=yes
     ;;
   i[3-7]86-none-*)
@@ -765,7 +770,7 @@ case "${targ}" in
     ;;
   i[3-7]86-*-chaos)
     targ_defvec=i386_elf32_vec
-    targ_selfvecs=i386chaos_vec
+    targ_selfvecs="iamcu_elf32_vec i386chaos_vec"
     ;;
 
   i860-*-mach3* | i860-*-osf1* | i860-*-coff*)
@@ -1207,7 +1212,7 @@ case "${targ}" in
 
   pjl-*-*)
     targ_defvec=pj_elf32_le_vec
-    targ_selvecs="pj_elf32_le_vec pj_elf32_vec i386_elf32_vec"
+    targ_selvecs="pj_elf32_le_vec pj_elf32_vec i386_elf32_vec iamcu_elf32_vec"
     ;;
 
   powerpc-*-aix5.[01] | rs6000-*-aix5.[01])
@@ -1766,6 +1771,13 @@ case "${targ_defvec} ${targ_selvecs}" in
     ;;
 esac
 
+# If we support Intel MCU target, then add support for bfd_iamcu_arch.
+case "${targ_defvec} ${targ_selvecs}" in
+  *iamcu_elf32*)
+    targ_archs="$targ_archs bfd_iamcu_arch"
+    ;;
+esac
+
 # If we support Intel L1OM target, then add support for bfd_l1om_arch.
 case "${targ_defvec} ${targ_selvecs}" in
   *l1om_elf64*)