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-rw-r--r--config/external/ffi/moz.build149
-rw-r--r--config/external/ffi/preprocess_libffi_asm.py25
-rw-r--r--config/external/ffi/subst_header.py32
3 files changed, 206 insertions, 0 deletions
diff --git a/config/external/ffi/moz.build b/config/external/ffi/moz.build
new file mode 100644
index 0000000000..19c93501c1
--- /dev/null
+++ b/config/external/ffi/moz.build
@@ -0,0 +1,149 @@
+# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
+# vim: set filetype=python:
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+FINAL_LIBRARY = "js"
+
+if CONFIG["MOZ_SYSTEM_FFI"]:
+ OS_LIBS += CONFIG["MOZ_FFI_LIBS"]
+else:
+ AllowCompilerWarnings()
+ NoVisibilityFlags()
+
+ CONFIGURE_DEFINE_FILES += [
+ "/js/src/ctypes/libffi/fficonfig.h",
+ ]
+ LOCAL_INCLUDES += [
+ "!/js/src/ctypes/libffi",
+ "!/js/src/ctypes/libffi/include",
+ "/js/src/ctypes/libffi/include",
+ "/js/src/ctypes/libffi/src/%s" % CONFIG["FFI_TARGET_DIR"],
+ ]
+
+ DEFINES["TARGET"] = CONFIG["FFI_TARGET"]
+ DEFINES[CONFIG["FFI_TARGET"]] = True
+ DEFINES["FFI_NO_RAW_API"] = True
+ DEFINES["FFI_BUILDING"] = True
+ DEFINES["HAVE_AS_ASCII_PSEUDO_OP"] = True
+ DEFINES["HAVE_AS_STRING_PSEUDO_OP"] = True
+
+ if CONFIG["MOZ_DEBUG"]:
+ DEFINES["FFI_DEBUG"] = True
+ if not CONFIG["MOZ_NO_DEBUG_RTL"]:
+ DEFINES["USE_DEBUG_RTL"] = True
+ SOURCES += [
+ "/js/src/ctypes/libffi/src/debug.c",
+ ]
+
+ if CONFIG["OS_TARGET"] != "WINNT":
+ DEFINES["HAVE_HIDDEN_VISIBILITY_ATTRIBUTE"] = True
+
+ if CONFIG["INTEL_ARCHITECTURE"]:
+ DEFINES["HAVE_AS_X86_PCREL"] = True
+
+ # Don't bother setting EH_FRAME_FLAGS on Windows.
+ # Quoted defines confuse msvcc.sh, and the value isn't used there.
+ if CONFIG["OS_TARGET"] != "WINNT":
+ if CONFIG["FFI_TARGET"] == "ARM":
+ DEFINES["EH_FRAME_FLAGS"] = '"aw"'
+ else:
+ DEFINES["EH_FRAME_FLAGS"] = '"a"'
+
+ # Common source files.
+ SOURCES += [
+ "/js/src/ctypes/libffi/src/closures.c",
+ "/js/src/ctypes/libffi/src/java_raw_api.c",
+ "/js/src/ctypes/libffi/src/prep_cif.c",
+ "/js/src/ctypes/libffi/src/raw_api.c",
+ "/js/src/ctypes/libffi/src/types.c",
+ ]
+
+ # Per-platform sources and flags.
+ ffi_srcs = ()
+ ffi_h_defines = []
+ if CONFIG["FFI_TARGET"] == "X86_WIN64":
+ if CONFIG["CC_TYPE"] == "clang-cl":
+ ffi_srcs = ("ffiw64.c",)
+ # libffi asm needs to be preprocessed for MSVC's assembler
+ GeneratedFile(
+ "win64_intel.asm",
+ inputs=[
+ "/js/src/ctypes/libffi/src/x86/win64_intel.S",
+ "!/js/src/ctypes/libffi/fficonfig.h",
+ "!/js/src/ctypes/libffi/include/ffi.h",
+ ],
+ script="preprocess_libffi_asm.py",
+ flags=["$(DEFINES)", "$(LOCAL_INCLUDES)"],
+ )
+ SOURCES += ["!win64_intel.asm"]
+ else:
+ ffi_srcs = ("ffiw64.c", "win64.S")
+
+ elif CONFIG["FFI_TARGET"] == "X86_64":
+ DEFINES["HAVE_AS_X86_64_UNWIND_SECTION_TYPE"] = True
+ ffi_srcs = ("ffi64.c", "unix64.S", "ffiw64.c", "win64.S")
+
+ elif CONFIG["FFI_TARGET"] == "X86_WIN32" and CONFIG["CC_TYPE"] == "clang-cl":
+ ffi_srcs = ("ffi.c",)
+ # libffi asm needs to be preprocessed for MSVC's assembler
+ GeneratedFile(
+ "sysv_intel.asm",
+ inputs=[
+ "/js/src/ctypes/libffi/src/x86/sysv_intel.S",
+ "!/js/src/ctypes/libffi/fficonfig.h",
+ "!/js/src/ctypes/libffi/include/ffi.h",
+ ],
+ script="preprocess_libffi_asm.py",
+ flags=["$(DEFINES)", "$(LOCAL_INCLUDES)"],
+ )
+ SOURCES += ["!sysv_intel.asm"]
+ ASFLAGS += ["-safeseh"]
+
+ elif CONFIG["FFI_TARGET"] == "ARM_WIN64":
+ ffi_srcs = ("ffi.c",)
+
+ # libffi asm needs to be preprocessed for MSVC's assembler
+ GeneratedFile(
+ "win64_armasm.asm",
+ inputs=[
+ "/js/src/ctypes/libffi/src/aarch64/win64_armasm.S",
+ "!/js/src/ctypes/libffi/fficonfig.h",
+ "!/js/src/ctypes/libffi/include/ffi.h",
+ ],
+ script="preprocess_libffi_asm.py",
+ flags=["$(DEFINES)", "$(LOCAL_INCLUDES)"],
+ )
+ SOURCES += ["!win64_armasm.asm"]
+
+ else:
+ ffi_srcs = ("ffi.c", "sysv.S")
+
+ if CONFIG["FFI_TARGET"] in ("X86_WIN32", "X86_DARWIN") and CONFIG["CC_TYPE"] in (
+ "gcc",
+ "clang",
+ ):
+ DEFINES["SYMBOL_UNDERSCORE"] = True
+
+ if CONFIG["OS_ARCH"] == "Darwin" and CONFIG["CPU_ARCH"] in ("arm", "aarch64"):
+ DEFINES["FFI_EXEC_TRAMPOLINE_TABLE"] = True
+ ffi_h_defines.append("FFI_EXEC_TRAMPOLINE_TABLE")
+
+ elif (
+ CONFIG["OS_ARCH"] in ("Darwin", "FreeBSD", "GNU_kFreeBSD", "OpenBSD", "SunOS")
+ or CONFIG["OS_TARGET"] == "Android"
+ ):
+ DEFINES["FFI_MMAP_EXEC_WRIT"] = True
+
+ SOURCES += [
+ "/js/src/ctypes/libffi/src/%s/%s" % (CONFIG["FFI_TARGET_DIR"], s)
+ for s in sorted(ffi_srcs)
+ ]
+
+ GeneratedFile(
+ "/js/src/ctypes/libffi/include/ffi.h",
+ script="subst_header.py",
+ inputs=["/js/src/ctypes/libffi/include/ffi.h.in"],
+ flags=ffi_h_defines,
+ )
diff --git a/config/external/ffi/preprocess_libffi_asm.py b/config/external/ffi/preprocess_libffi_asm.py
new file mode 100644
index 0000000000..4808c3a7e4
--- /dev/null
+++ b/config/external/ffi/preprocess_libffi_asm.py
@@ -0,0 +1,25 @@
+# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
+# vim: set filetype=python:
+# This Souce Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distibuted with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+import os
+import shlex
+import subprocess
+
+import buildconfig
+import mozpack.path as mozpath
+
+
+def main(output, input_asm, ffi_h, ffi_config_h, defines, includes):
+ defines = shlex.split(defines)
+ includes = shlex.split(includes)
+ # CPP uses -E which generates #line directives. -EP suppresses them.
+ # -TC forces the compiler to treat the input as C.
+ cpp = buildconfig.substs["CPP"] + ["-EP"] + ["-TC"]
+ input_asm = mozpath.relpath(input_asm, os.getcwd())
+ args = cpp + defines + includes + [input_asm]
+ print(" ".join(args))
+ preprocessed = subprocess.check_output(args)
+ output.write(preprocessed)
diff --git a/config/external/ffi/subst_header.py b/config/external/ffi/subst_header.py
new file mode 100644
index 0000000000..e1448ff889
--- /dev/null
+++ b/config/external/ffi/subst_header.py
@@ -0,0 +1,32 @@
+# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
+# vim: set filetype=python:
+# This Souce Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distibuted with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+import sys
+
+import buildconfig
+from mozbuild.preprocessor import Preprocessor
+
+
+def main(output, input_file, *defines):
+ pp = Preprocessor()
+ pp.context.update(
+ {
+ "FFI_EXEC_TRAMPOLINE_TABLE": "0",
+ "HAVE_LONG_DOUBLE": "0",
+ "TARGET": buildconfig.substs["FFI_TARGET"],
+ "VERSION": "",
+ }
+ )
+ for d in defines:
+ pp.context.update({d: "1"})
+ pp.do_filter("substitution")
+ pp.setMarker(None)
+ pp.out = output
+ pp.do_include(input_file)
+
+
+if __name__ == "__main__":
+ main(*sys.agv[1:])
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-18 10:32:46 +0000