linux-user, x86_64: add syscall table generation support

Copy syscall_64.tbl and syscallhdr.sh from linux/arch/x86/kernel/syscalls v5.5
Update syscallhdr.sh to generate QEMU syscall_nr.h

Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Reviewed-by: Taylor Simpson <tsimpson@quicinc.com>
Message-Id: <20200310103403.3284090-16-laurent@vivier.eu>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>

1 files changed, 2 insertions, 1 deletions

diff --git a/configure b/configure
index 84bedad04b..eda37fd476 100755
--- a/configure
+++ b/configure
@@ -1890,7 +1890,7 @@ rm -f */config-devices.mak.d
 # Remove syscall_nr.h to be sure they will be regenerated in the build
 # directory, not in the source directory
 for arch in alpha hppa m68k xtensa sh4 microblaze arm ppc s390x sparc sparc64 \
-    i386 ; do
+    i386 x86_64 ; do
     # remove the file if it has been generated in the source directory
     rm -f "${source_path}/linux-user/${arch}/syscall_nr.h"
     # remove the dependency files
@@ -7792,6 +7792,7 @@ case "$target_name" in
   ;;
   x86_64)
     TARGET_BASE_ARCH=i386
+    TARGET_SYSTBL_ABI=common,64
     mttcg="yes"
 	gdb_xml_files="i386-64bit.xml"
   ;;