Merge remote-tracking branch 'remotes/vivier2/tags/linux-user-for-5.0-pull-request' into staging

update syscall numbers to linux 5.5 (with scripts)
add clock_gettime64/clock_settime64
add AT_EXECFN

v4: restore syscall.tbl series but remove vsyscall series
v3: remove syscall.tbl series
v2: guard copy_to_user_timezone() with TARGET_NR_gettimeofday
    remove "Support futex_time64" patch
    guard sys_futex with TARGET_NR_exit

# gpg: Signature made Fri 20 Mar 2020 15:23:29 GMT
# gpg:                using RSA key CD2F75DDC8E3A4DC2E4F5173F30C38BD3F2FBE3C
# gpg:                issuer "laurent@vivier.eu"
# gpg: Good signature from "Laurent Vivier <lvivier@redhat.com>" [full]
# gpg:                 aka "Laurent Vivier <laurent@vivier.eu>" [full]
# gpg:                 aka "Laurent Vivier (Red Hat) <lvivier@redhat.com>" [full]
# Primary key fingerprint: CD2F 75DD C8E3 A4DC 2E4F  5173 F30C 38BD 3F2F BE3C

* remotes/vivier2/tags/linux-user-for-5.0-pull-request: (32 commits)
  linux-user, openrisc: sync syscall numbers with kernel v5.5
  linux-user, nios2: sync syscall numbers with kernel v5.5
  linux-user, aarch64: sync syscall numbers with kernel v5.5
  scripts: add a script to generate syscall_nr.h
  linux-user,mips: update syscall-args-o32.c.inc
  linux-user,mips: move content of mips_syscall_args
  linux-user: update syscall.tbl from linux 0bf999f9c5e7
  linux-user, scripts: add a script to update syscall.tbl
  linux-user, mips64: add syscall table generation support
  linux-user, mips: add syscall table generation support
  linux-user, x86_64: add syscall table generation support
  linux-user, i386: add syscall table generation support
  linux-user, x86_64, i386: cleanup TARGET_NR_arch_prctl
  linux-user, sparc, sparc64: add syscall table generation support
  linux-user, s390x: add syscall table generation support
  linux-user, s390x: remove syscall definitions for !TARGET_S390X
  linux-user, ppc: add syscall table generation support
  linux-user, arm: add syscall table generation support
  linux-user, microblaze: add syscall table generation support
  linux-user, sh4: add syscall table generation support
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 57 insertions, 0 deletions

diff --git a/scripts/update-mips-syscall-args.sh b/scripts/update-mips-syscall-args.sh
new file mode 100755
index 0000000000..4f0dda4b83
--- /dev/null
+++ b/scripts/update-mips-syscall-args.sh
@@ -0,0 +1,57 @@
+#!/bin/sh
+
+URL=https://raw.githubusercontent.com/strace/strace/master
+FILES="sysent.h sysent_shorthand_defs.h linux/mips/syscallent-compat.h \
+       linux/mips/syscallent-o32.h linux/syscallent-common-32.h \
+       linux/syscallent-common.h"
+
+output="$1"
+if [ "$output" = "" ] ; then
+    output="$PWD"
+fi
+
+INC=linux-user/mips/syscall-args-o32.c.inc
+
+TMP=$(mktemp -d)
+cd $TMP
+
+for file in $FILES; do
+    curl -O $URL/$file
+done
+
+> subcall32.h
+
+cat > gen_mips_o32.c <<EOF
+#include <stdio.h>
+
+#define LINUX_MIPSO32
+#define MAX_ARGS 7
+
+#include "sysent.h"
+#include "sysent_shorthand_defs.h"
+
+#define SEN(syscall_name) 0,0
+const struct_sysent sysent0[] = {
+#include  "syscallent-o32.h"
+};
+
+int main(void)
+{
+    int i;
+
+    for (i = 4000; i < sizeof(sysent0) / sizeof(struct_sysent); i++) {
+        if (sysent0[i].sys_name == NULL) {
+            printf("    [% 4d] = MIPS_SYSCALL_NUMBER_UNUSED,\n", i - 4000);
+        } else {
+            printf("    [% 4d] = %d, /* %s */\n", i - 4000,
+                   sysent0[i].nargs, sysent0[i].sys_name);
+        }
+    }
+
+    return 0;
+}
+EOF
+
+cc -o gen_mips_o32 gen_mips_o32.c && ./gen_mips_o32 > "$output/$INC"
+
+rm -fr "$TMP"