Revert "Remove remainders of HPPA backend"

This reverts commit d41f3c3c.
Signed-off-by: NRichard Henderson <rth@twiddle.net>

configure

@@ -510,6 +510,8 @@ elif check_define __arm__ ; then
   cpu="arm"
 elif check_define __aarch64__ ; then
   cpu="aarch64"
+elif check_define __hppa__ ; then
+  cpu="hppa"
 else
   cpu=$(uname -m)
 fi
@@ -6107,6 +6109,9 @@ for i in $ARCH $TARGET_BASE_ARCH ; do
   cris)
     disas_config "CRIS"
   ;;
+  hppa)
+    disas_config "HPPA"
+  ;;
   i386|x86_64|x32)
     disas_config "I386"
   ;;

disas.c

@@ -310,6 +310,8 @@ void disas(FILE *out, void *code, unsigned long size)
     print_insn = print_insn_m68k;
 #elif defined(__s390__)
     print_insn = print_insn_s390;
+#elif defined(__hppa__)
+    print_insn = print_insn_hppa;
 #elif defined(__ia64__)
     print_insn = print_insn_ia64;
 #endif

disas/Makefile.objs

@@ -9,6 +9,7 @@ libvixldir = $(SRC_PATH)/disas/libvixl
 # versions do not.
 arm-a64.o-cflags := -I$(libvixldir) -Wno-sign-compare
 common-obj-$(CONFIG_CRIS_DIS) += cris.o
+common-obj-$(CONFIG_HPPA_DIS) += hppa.o
 common-obj-$(CONFIG_I386_DIS) += i386.o
 common-obj-$(CONFIG_IA64_DIS) += ia64.o
 common-obj-$(CONFIG_M68K_DIS) += m68k.o

linux-user/syscall_defs.h

@@ -2375,8 +2375,8 @@ struct target_flock {
 struct target_flock64 {
     short  l_type;
     short  l_whence;
-#if defined(TARGET_PPC) || defined(TARGET_X86_64) \
-    || defined(TARGET_MIPS) || defined(TARGET_SPARC) \
+#if defined(TARGET_PPC) || defined(TARGET_X86_64) || defined(TARGET_MIPS) \
+    || defined(TARGET_SPARC) || defined(TARGET_HPPA) \
     || defined(TARGET_MICROBLAZE) || defined(TARGET_TILEGX)
     int __pad;
 #endif