diff -uNr pypy2.7-v7.3.6-src/rpython/config/translationoption.py pypy2.7-v7.3.6-src.mod/rpython/config/translationoption.py
--- pypy2.7-v7.3.6-src/rpython/config/translationoption.py      2021-10-03 14:36:11.000000000 +0800
+++ pypy2.7-v7.3.6-src.mod/rpython/config/translationoption.py  2022-02-02 22:03:09.677990900 +0800
@@ -40,6 +40,10 @@
 PLATFORMS = [
     'host',
     'arm',
+    'termux-aarch64',
+    'termux-arm',
+    'termux-x86_64',
+    'termux-i686',
 ]

 translation_optiondescription = OptionDescription(
@@ -285,8 +289,17 @@
     ChoiceOption("platform",
                  "target platform", ['host'] + PLATFORMS, default='host',
                  cmdline='--platform',
-                 suggests={"arm": [("translation.gcrootfinder", "shadowstack"),
-                                   ("translation.jit_backend", "arm")]}),
+                 suggests={ "arm": [("translation.gcrootfinder", "shadowstack"),
+                                   ("translation.jit_backend", "arm")],
+                            "termux-aarch64": [("translation.gcrootfinder", "shadowstack"),
+                                               ("translation.jit_backend", "auto")],
+                            "termux-arm": [("translation.gcrootfinder", "shadowstack"),
+                                           ("translation.jit_backend", "arm")],
+                            "termux-x86_64": [("translation.gcrootfinder", "shadowstack"),
+                                              ("translation.jit_backend", "auto")],
+                            "termux-i686": [("translation.gcrootfinder", "shadowstack"),
+                                            ("translation.jit_backend", "auto")],
+                        }),

     BoolOption("split_gc_address_space",
                "Ensure full separation of GC and non-GC pointers", default=False),

diff -uNr pypy2.7-v7.3.6-src/rpython/translator/platform/__init__.py pypy2.7-v7.3.6-src.mod/rpython/translator/platform/__init__.py
--- pypy2.7-v7.3.6-src/rpython/translator/platform/__init__.py          2021-10-03 14:36:11.000000000 +0800
+++ pypy2.7-v7.3.6-src.mod/rpython/translator/platform/__init__.py      2022-02-06 11:18:42.527715600 +0800
@@ -332,6 +332,8 @@
 else:
     raise ValueError('unknown sys.platform "%s"', sys.platform)

+# Android always requires compiling with -fPIC
+host_factory = LinuxPIC
 platform = host = host_factory()

 def pick_platform(new_platform, cc):
@@ -340,6 +342,18 @@
     elif new_platform == 'arm':
         from rpython.translator.platform.arm import ARM
         return ARM(cc)
+    elif new_platform == 'termux-aarch64':
+        from rpython.translator.platform.termux import Termux_AArch64
+        return Termux_AArch64(cc)
+    elif new_platform == 'termux-arm':
+        from rpython.translator.platform.termux import Termux_ARM
+        return Termux_ARM(cc)
+    elif new_platform == 'termux-x86_64':
+        from rpython.translator.platform.termux import Termux_AMD64
+        return Termux_AMD64(cc)
+    elif new_platform == 'termux-i686':
+        from rpython.translator.platform.termux import Termux_IA32
+        return Termux_IA32(cc)
     else:
         raise ValueError("platform = %s" % (new_platform,))



--- pypy3.7-v7.3.7-src/rpython/translator/platform/termux.py	1970-01-01 08:00:00.000000000 +0800
+++ pypy3.7-v7.3.7-src.mod/rpython/translator/platform/termux.py	2022-03-10 16:49:35.071701000 +0800
@@ -0,0 +1,179 @@
+from rpython.translator.platform.linux import LinuxPIC
+from rpython.translator.platform.posix import _run_subprocess, GnuMakefile
+from rpython.translator.platform import ExecutionResult, log
+import os
+
+PROOT_TARGET = os.getenv("PROOT_TARGET")
+if PROOT_TARGET == None:
+    log.Error("PROOT_TARGET: Must provide PROOT_TARGET.")
+    assert 0
+
+PROOT_TARGET_ARGS = PROOT_TARGET.split()
+
+TARGET_ROOTFS_BASE = os.getenv("TARGET_ROOTFS_BASE")
+if TARGET_ROOTFS_BASE == None:
+    log.Error("TARGET_ROOTFS_BASE: Must provide TARGET_ROOTFS_BASE.")
+    assert 0
+
+def _update_cflags_for_termux(cflags):
+    assert isinstance(cflags, tuple)
+    cflags += ("-fstack-protector-strong", "-fopenmp",
+               "-DBIONIC_IOCTL_NO_SIGNEDNESS_OVERLOAD", )
+    return cflags
+
+def _update_link_flags_for_termux(ldflags):
+    assert isinstance(ldflags, tuple)
+    ldflags += ("-fopenmp", "-static-openmp",
+                "-Wl,--enable-new-dtags", "-Wl,--as-needed",
+                "-Wl,-z,relro,-z,now", "-Wl,-rpath=@TERMUX_PREFIX@/lib", )
+    return ldflags
+
+def _update_rpath_flags(rpath_flags):
+    assert isinstance(rpath_flags, list)
+    return ["-Wl,-rpath=@TERMUX_PREFIX@/lib"] + rpath_flags
+
+class BaseTermux(LinuxPIC):
+    cflags = _update_cflags_for_termux(LinuxPIC.cflags)
+    extra_libs = ()
+    link_flags = _update_link_flags_for_termux(LinuxPIC.link_flags)
+    rpath_flags = _update_rpath_flags(LinuxPIC.rpath_flags)
+    available_includedirs = []
+    available_librarydirs = []
+
+    @property
+    def cc(self):
+        return self._get_cross_compiler()
+
+    @cc.setter
+    def cc(self, *args):
+        pass
+
+    def _execute_c_compiler(self, cc, args, outname, cwd=None):
+        # 'cc' can also contain some options for the C compiler;
+        # e.g. it can be "gcc -m32".  We handle it by splitting on ' '.
+        cclist = cc.split()
+        cc = cclist[0]
+        args = cclist[1:] + args
+        log.execute('Exec: ' + cc + ' ' + ' '.join(args))
+        returncode, stdout, stderr = _run_subprocess(
+            cc, args, self.c_environ, cwd)
+        self._handle_error(returncode, bytes(stdout), bytes(stderr), outname)
+
+    def execute(self, executable, args=[], env=None, compilation_info=None):
+        if self._is_same_platform_type():
+            log.execute('Exec (' + self.name + '): ' +
+                        str(executable) + ' ' + ' '.join(args))
+            return super(BaseTermux, self).execute(executable, args, env, compilation_info)
+        if isinstance(args, str):
+            args = ' ' + str(executable) + ' ' + args
+            log.execute('Cross Exec (' + self.name + '): ' + args)
+        else:
+            args = [str(executable)] + args
+            log.execute('Cross Exec (' + self.name + '): ' + ' '.join(args))
+        proot_exec = PROOT_TARGET_ARGS[0]
+        args = PROOT_TARGET_ARGS[1:] + args
+        returncode, stdout, stderr = _run_subprocess(proot_exec, args, env)
+        stdout = "" if stdout == None else stdout
+        stderr = "" if stderr == None else stderr
+        return ExecutionResult(returncode, stdout, stderr)
+
+    def include_dirs_for_libffi(self):
+        return self.available_includedirs
+
+    def library_dirs_for_libffi(self):
+        return self.available_librarydirs
+
+    def _preprocess_include_dirs(self, include_dirs):
+        return list(include_dirs) + self.available_includedirs
+
+    def _preprocess_library_dirs(self, library_dirs):
+        return list(library_dirs) + self.available_librarydirs
+
+    def execute_makefile(self, path_to_makefile, extra_opts=[]):
+        raise NotImplementedError()
+
+    def get_multiarch(self):
+        raise NotImplementedError("Needs to be overwritten")
+
+    def _get_cross_compiler(self):
+        return "clang" if self._is_same_platform_type() else ("clang --target=" + self.get_multiarch())
+
+    def _get_build_platform_type(self):
+        return "x86"
+
+    def _get_target_platform_type(self):
+        raise NotImplementedError("Needs to be overwritten")
+
+    def _is_same_platform_type(self):
+        return self._get_build_platform_type() == self._get_target_platform_type()
+
+def _update_cflags_for_termux_aarch64(cflags):
+    return ('-I' + TARGET_ROOTFS_BASE + '@TERMUX_PREFIX@/include', ) + cflags
+
+def _update_link_flags_for_termux_aarch64(ldflags):
+    return ('-L' + TARGET_ROOTFS_BASE + '@TERMUX_PREFIX@/lib', ) + ldflags
+
+class Termux_AArch64(BaseTermux):
+    name = "termux-aarch64"
+    cflags = _update_cflags_for_termux_aarch64(BaseTermux.cflags)
+    link_flags = _update_link_flags_for_termux_aarch64(BaseTermux.link_flags)
+
+    def get_multiarch(self):
+        return "aarch64-linux-android"
+
+    def _get_target_platform_type(self):
+        return "arm"
+
+def _update_cflags_for_termux_arm(cflags):
+    return ('-I' + TARGET_ROOTFS_BASE + '@TERMUX_PREFIX@/include',
+            "-march=armv7-a", "-mfpu=neon",
+            "-mfloat-abi=softfp", "-mthumb", ) + cflags
+
+def _update_link_flags_for_termux_arm(ldflags):
+    return ("-march=armv7-a", '-L' + TARGET_ROOTFS_BASE + '@TERMUX_PREFIX@/lib', ) + ldflags
+
+class Termux_ARM(BaseTermux):
+    name = "termux-arm"
+    cflags = _update_cflags_for_termux_arm(BaseTermux.cflags)
+    link_flags = _update_link_flags_for_termux_arm(BaseTermux.link_flags)
+
+    def get_multiarch(self):
+        return "arm-linux-androideabi"
+
+    def _get_target_platform_type(self):
+        return "arm"
+
+def _update_cflags_for_termux_x86_64(ldflags):
+    return ('-I@TERMUX_PREFIX@/include', ) + ldflags
+
+def _update_link_flags_for_termux_x86_64(ldflags):
+    return ('-L@TERMUX_PREFIX@/lib', ) + ldflags
+
+class Termux_AMD64(BaseTermux):
+    name = "termux-x86_64"
+    cflags = _update_cflags_for_termux_x86_64(BaseTermux.cflags)
+    link_flags = _update_link_flags_for_termux_x86_64(BaseTermux.link_flags)
+
+    def get_multiarch(self):
+        return "x86_64-linux-android"
+
+    def _get_target_platform_type(self):
+        return "x86"
+
+def _update_cflags_for_termux_i686(cflags):
+    return ('-I@TERMUX_PREFIX@/include', "-march=i686", "-msse3",
+            "-mstackrealign", "-mfpmath=sse", "-fPIC", ) + cflags
+
+def _update_link_flags_for_termux_i686(ldflags):
+    return ('-L@TERMUX_PREFIX@/lib', "-fPIC", ) + ldflags
+
+class Termux_IA32(BaseTermux):
+    name = "termux-i686"
+    cflags = _update_cflags_for_termux_i686(BaseTermux.cflags)
+    link_flags = _update_link_flags_for_termux_i686(BaseTermux.link_flags)
+
+    def get_multiarch(self):
+        return "i686-linux-android"
+
+    def _get_target_platform_type(self):
+        return "x86"