1 # -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
2 # vim: set filetype=python:
3 # This Source Code Form is subject to the terms of the Mozilla Public
4 # License, v. 2.0. If a copy of the MPL was not distributed with this
5 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 @depends(build_project)
9 def js_standalone(build_project):
10 if build_project == "js":
15 # ==============================================================
20 help="Used for e.g. the binary program file name. If not set, "
21 "defaults to a lowercase form of MOZ_APP_BASENAME.",
25 @depends("--with-app-name", js_standalone, moz_app_basename)
26 def moz_app_name(value, js_standalone, moz_app_basename):
31 return moz_app_basename.lower()
34 set_config("MOZ_APP_NAME", moz_app_name)
36 # SmooshMonkey (new frontend)
37 # ==================================================
39 # Define here in order to use the option from bindgen.configure.
43 help="Enable SmooshMonkey (new JS engine frontend)",
47 @depends("--enable-smoosh")
48 def enable_smoosh(value):
53 set_config("JS_ENABLE_SMOOSH", enable_smoosh)
54 set_define("JS_ENABLE_SMOOSH", enable_smoosh)
56 include("../build/moz.configure/nspr.configure", when="--enable-compile-environment")
57 include("../build/moz.configure/rust.configure", when="--enable-compile-environment")
58 include("../build/moz.configure/bindgen.configure", when="--enable-compile-environment")
60 set_config("JS_STANDALONE", js_standalone)
61 set_define("JS_STANDALONE", js_standalone)
62 add_old_configure_assignment("JS_STANDALONE", js_standalone)
64 "--enable-js-shell", default=js_standalone, help="{Build|Do not build} the JS shell"
68 @depends("--enable-js-shell")
69 def js_disable_shell(value):
74 set_config("JS_DISABLE_SHELL", js_disable_shell)
76 set_define("JS_64BIT", depends(target)(lambda t: t.bitness == 64 or None))
78 set_define("JS_PUNBOX64", depends(target)(lambda t: t.bitness == 64 or None))
79 set_define("JS_NUNBOX32", depends(target)(lambda t: t.bitness == 32 or None))
82 # SpiderMonkey as a shared library, and how its symbols are exported
83 # ==================================================================
85 "--disable-shared-js",
87 help="{Create|Do not create} a shared library",
91 "--disable-export-js",
93 help="{Mark|Do not mark} JS symbols as DLL exported/visible",
97 @depends("--disable-shared-js", "--disable-export-js", when=js_standalone)
98 def shared_js(shared_js, export_js):
101 die("Must export JS symbols when building a shared library.")
105 set_config("JS_SHARED_LIBRARY", shared_js)
106 add_old_configure_assignment("JS_SHARED_LIBRARY", shared_js)
109 @depends(shared_js, "--disable-export-js", when=js_standalone)
110 def exportable_js_api(shared_js, export_js):
111 if not shared_js and export_js:
115 set_define("STATIC_EXPORTABLE_JS_API", exportable_js_api)
118 @depends(shared_js, exportable_js_api)
119 def static_js_api(shared_js, export_js):
120 if not shared_js and not export_js:
124 set_define("STATIC_JS_API", static_js_api)
128 def static_js(value):
133 set_define("MOZ_STATIC_JS", static_js)
137 # =======================================================
139 def jit_default(target):
140 if target.cpu in ("x86", "x86_64", "arm", "aarch64", "mips32", "mips64"):
145 option("--enable-jit", default=jit_default, help="{Enable|Disable} use of the JITs")
148 @deprecated_option("--enable-ion")
149 def report_deprecated(value):
151 die("--enable-ion is deprecated, use --enable-jit instead")
153 die("--disable-ion is deprecated, use --disable-jit instead")
156 # JIT code simulator for cross compiles
157 # =======================================================
159 "--enable-simulator",
160 choices=("arm", "arm64", "mips32", "mips64"),
162 help="Enable a JIT code simulator for the specified architecture",
166 @depends("--enable-jit", "--enable-simulator", target)
167 def simulator(jit_enabled, simulator_enabled, target):
168 if not jit_enabled or not simulator_enabled:
171 sim_cpu = simulator_enabled[0]
173 if sim_cpu in ("arm", "mips32"):
174 if target.cpu != "x86":
175 die("The %s simulator only works on x86." % sim_cpu)
177 if sim_cpu in ("arm64", "mips64"):
178 if target.cpu != "x86_64":
179 die("The %s simulator only works on x86-64." % sim_cpu)
181 return namespace(**{sim_cpu: True})
184 set_config("JS_SIMULATOR", depends_if(simulator)(lambda x: True))
185 set_config("JS_SIMULATOR_ARM", simulator.arm)
186 set_config("JS_SIMULATOR_ARM64", simulator.arm64)
187 set_config("JS_SIMULATOR_MIPS32", simulator.mips32)
188 set_config("JS_SIMULATOR_MIPS64", simulator.mips64)
189 set_define("JS_SIMULATOR", depends_if(simulator)(lambda x: True))
190 set_define("JS_SIMULATOR_ARM", simulator.arm)
191 set_define("JS_SIMULATOR_ARM64", simulator.arm64)
192 set_define("JS_SIMULATOR_MIPS32", simulator.mips32)
193 set_define("JS_SIMULATOR_MIPS64", simulator.mips64)
196 @depends("--enable-jit", simulator, target)
197 def jit_codegen(jit_enabled, simulator, target):
199 return namespace(none=True)
204 if target.cpu == "aarch64":
205 return namespace(arm64=True)
206 elif target.cpu == "x86_64":
207 return namespace(x64=True)
209 return namespace(**{str(target.cpu): True})
212 set_config("JS_CODEGEN_NONE", jit_codegen.none)
213 set_config("JS_CODEGEN_ARM", jit_codegen.arm)
214 set_config("JS_CODEGEN_ARM64", jit_codegen.arm64)
215 set_config("JS_CODEGEN_MIPS32", jit_codegen.mips32)
216 set_config("JS_CODEGEN_MIPS64", jit_codegen.mips64)
217 set_config("JS_CODEGEN_X86", jit_codegen.x86)
218 set_config("JS_CODEGEN_X64", jit_codegen.x64)
219 set_define("JS_CODEGEN_NONE", jit_codegen.none)
220 set_define("JS_CODEGEN_ARM", jit_codegen.arm)
221 set_define("JS_CODEGEN_ARM64", jit_codegen.arm64)
222 set_define("JS_CODEGEN_MIPS32", jit_codegen.mips32)
223 set_define("JS_CODEGEN_MIPS64", jit_codegen.mips64)
224 set_define("JS_CODEGEN_X86", jit_codegen.x86)
225 set_define("JS_CODEGEN_X64", jit_codegen.x64)
228 # =======================================================
230 "--enable-instruments",
231 env="MOZ_INSTRUMENTS",
232 help="Enable instruments remote profiling",
236 @depends("--enable-instruments", target)
237 def instruments(value, target):
238 if value and target.os != "OSX":
239 die("--enable-instruments cannot be used when targeting %s", target.os)
244 set_config("MOZ_INSTRUMENTS", instruments)
245 set_define("MOZ_INSTRUMENTS", instruments)
246 add_old_configure_assignment("MOZ_INSTRUMENTS", instruments)
247 imply_option("--enable-profiling", instruments, reason="--enable-instruments")
249 option("--enable-callgrind", env="MOZ_CALLGRIND", help="Enable callgrind profiling")
252 @depends("--enable-callgrind")
253 def callgrind(value):
258 set_define("MOZ_CALLGRIND", callgrind)
259 imply_option("--enable-profiling", callgrind)
263 def enable_profiling(milestone):
264 return milestone.is_nightly
268 "--enable-profiling",
270 default=enable_profiling,
271 help="{Set|Do not set} compile flags necessary for using sampling "
272 "profilers (e.g. shark, perf)",
276 @depends("--enable-profiling")
277 def profiling(value):
282 add_old_configure_assignment("MOZ_PROFILING", profiling)
284 with only_when("--enable-compile-environment"):
285 imply_option("--enable-frame-pointers", True, when=profiling)
288 @depends(profiling, target)
289 def imply_vtune(value, target):
290 ok_cpu = target.cpu in ["x86", "x86_64"]
291 ok_kernel = target.kernel == "WINNT" or (
292 target.kernel == "Linux" and target.os == "GNU"
295 if value and ok_cpu and ok_kernel:
299 set_config("MOZ_PROFILING", profiling)
300 set_define("MOZ_PROFILING", profiling)
301 imply_option("--enable-vtune", imply_vtune, reason="--enable-profiling")
304 option("--enable-vtune", env="MOZ_VTUNE", help="Enable VTune profiling")
307 @depends("--enable-vtune")
313 set_config("MOZ_VTUNE", vtune)
314 set_define("MOZ_VTUNE", vtune)
318 "--enable-gc-probes",
320 help="Turn on probes for allocation and finalization",
324 @depends("--enable-gc-probes")
325 def gc_probes(value):
330 set_define("JS_GC_PROBES", gc_probes)
335 default=depends(when=moz_debug)(lambda: True),
336 help="{Enable|Disable} zealous GCing",
339 set_define("JS_GC_ZEAL", depends_if("--enable-gczeal")(lambda _: True))
342 # Use a smaller chunk size for GC chunks
343 # ========================================================
344 # Use large (1MB) chunks by default. This option can be used to give
345 # smaller (currently 256K) chunks.
347 "--enable-small-chunk-size",
348 help="Allocate memory for JS GC things in smaller chunks",
352 "JS_GC_SMALL_CHUNK_SIZE", depends(when="--enable-small-chunk-size")(lambda: True)
357 # =======================================================
359 def default_trace_logging(milestone):
360 return milestone.is_nightly
364 "--enable-trace-logging",
365 default=default_trace_logging,
366 help="{Enable|Disable} trace logging",
369 set_config("ENABLE_TRACE_LOGGING", depends_if("--enable-trace-logging")(lambda x: True))
370 set_define("JS_TRACE_LOGGING", depends_if("--enable-trace-logging")(lambda x: True))
373 # Enable breakpoint for artificial OOMs
374 # =======================================================
376 "--enable-oom-breakpoint", help="Enable a breakpoint function for artificial OOMs"
379 set_define("JS_OOM_BREAKPOINT", depends_if("--enable-oom-breakpoint")(lambda _: True))
382 option("--enable-perf", env="JS_ION_PERF", help="Enable Linux perf integration")
385 @depends("--enable-perf")
391 set_define("JS_ION_PERF", ion_perf)
396 default=depends(when=moz_debug)(lambda: True),
397 help="{Enable|Disable} the Jit spew and IONFLAGS environment " "variable",
400 set_define("JS_JITSPEW", depends_if("--enable-jitspew")(lambda _: True))
401 set_config("JS_JITSPEW", depends_if("--enable-jitspew")(lambda _: True))
403 # Also enable the structured spewer
404 set_define("JS_STRUCTURED_SPEW", depends_if("--enable-jitspew")(lambda _: True))
405 set_config("JS_STRUCTURED_SPEW", depends_if("--enable-jitspew")(lambda _: True))
408 @depends("--enable-jit", "--enable-jitspew", simulator, target, moz_debug)
409 def jit_disasm_arm(jit_enabled, spew, simulator, target, debug):
413 if simulator and (debug or spew):
414 if getattr(simulator, "arm", None):
417 if target.cpu == "arm" and (debug or spew):
421 set_config("JS_DISASM_ARM", jit_disasm_arm)
422 set_define("JS_DISASM_ARM", jit_disasm_arm)
425 @depends("--enable-jit", "--enable-jitspew", simulator, target, moz_debug)
426 def jit_disasm_arm64(jit_enabled, spew, simulator, target, debug):
430 if simulator and (debug or spew):
431 if getattr(simulator, "arm64", None):
434 if target.cpu == "aarch64" and (debug or spew):
438 set_config("JS_DISASM_ARM64", jit_disasm_arm64)
439 set_define("JS_DISASM_ARM64", jit_disasm_arm64)
441 # When enabled, masm will generate assumeUnreachable calls that act as
442 # assertions in the generated code. This option is worth disabling when you
443 # have to track mutated values through the generated code, to avoid constantly
444 # dumping registers on and off the stack.
446 "--enable-masm-verbose",
447 default=depends(when=moz_debug)(lambda: True),
448 help="{Enable|Disable} MacroAssembler verbosity of generated code.",
450 set_define("JS_MASM_VERBOSE", depends_if("--enable-masm-verbose")(lambda _: True))
451 set_config("JS_MASM_VERBOSE", depends_if("--enable-masm-verbose")(lambda _: True))
453 # Architecture feature flags
454 # =======================================================
456 # Apple silicon does not seem to have any way to query the OS for the JSCVT
457 # flag stored in the ID_AA64ISAR1_EL1 system register. In the mean time, we
458 # hard code the value of the JSCVT flag which guards the implementation of
459 # FJCVTZS instruction as part of ARMv8.3-JSConv.
461 def is_apple_silicon(target):
462 return target.os == "OSX" and target.kernel == "Darwin" and target.cpu == "aarch64"
466 "--enable-arm64-fjcvtzs",
467 default=is_apple_silicon,
468 help="{Enable|Disable} static use of FJCVTZS instruction on Aarch64 targets.",
471 # The "ARM Architecture Reference Manual" for ARMv8 defines the JSCVT flag as
472 # being a 4 bit integer (D12.2.52) and it can be manipulated using >= operator
475 # The FJCVTZS instruction is implemented if ID_AA64ISAR1_EL1.JSCVT >= 1.
476 @depends("--enable-arm64-fjcvtzs", target, simulator)
477 def aarch64_jscvt(fjcvtzs, target, simulator):
478 if target.cpu == "aarch64" and fjcvtzs:
481 if simulator and getattr(simulator, "arm64", False) and fjcvtzs:
487 set_define("MOZ_AARCH64_JSCVT", aarch64_jscvt)
490 # =======================================================
491 @depends(js_standalone)
492 def ctypes_default(js_standalone):
493 return not js_standalone
496 option("--enable-ctypes", default=ctypes_default, help="{Enable|Disable} js-ctypes")
498 build_ctypes = depends_if("--enable-ctypes")(lambda _: True)
500 set_config("BUILD_CTYPES", build_ctypes)
501 set_define("BUILD_CTYPES", build_ctypes)
503 set_config("JS_HAS_CTYPES", build_ctypes)
504 set_define("JS_HAS_CTYPES", build_ctypes)
507 @depends("--enable-ctypes", "--enable-compile-environment")
508 def ctypes_and_compile_environment(ctypes, compile_environment):
509 return ctypes and compile_environment
512 include("ffi.configure", when=ctypes_and_compile_environment)
515 # Enable pipeline operator
516 # ===================================================
517 option("--enable-pipeline-operator", default=False, help="Enable pipeline operator")
520 @depends("--enable-pipeline-operator")
521 def enable_pipeline_operator(value):
526 set_config("ENABLE_PIPELINE_OPERATOR", enable_pipeline_operator)
527 set_define("ENABLE_PIPELINE_OPERATOR", enable_pipeline_operator)
530 # SIMD acceleration for encoding_rs
531 # ==============================================================
534 "--enable-rust-simd", env="MOZ_RUST_SIMD", help="Enable explicit SIMD in Rust code."
538 @depends("--enable-rust-simd", target)
539 def rust_simd(value, target):
540 # As of 2019-09-17, the simd-accel feature of encoding_rs has not
541 # been properly set up outside aarch64, armv7, x86 and x86_64.
542 if target.cpu in ("aarch64", "arm", "x86", "x86_64") and value:
546 set_config("MOZ_RUST_SIMD", rust_simd)
547 set_define("MOZ_RUST_SIMD", rust_simd)
550 # Support for wasm code generation with Cranelift
551 # ==============================================================
554 "--enable-cranelift",
556 help="{Enable|Disable} Cranelift code generator for wasm",
561 "--enable-cranelift",
563 "--enable-simulator",
567 def enable_cranelift(value, jit_enabled, simulator, target, is_windows):
572 die("--enable-cranelift requires --enable-jit")
575 target.cpu == "aarch64"
576 or (target.cpu == "x86_64" and simulator and simulator[0] == "arm64")
578 die("--enable-cranelift is only supported on arm64")
581 die("--enable-cranelift is not supported on windows")
586 set_config("ENABLE_WASM_CRANELIFT", enable_cranelift)
587 set_define("ENABLE_WASM_CRANELIFT", enable_cranelift)
590 # Telemetry to measure compile time and generated-code runtime
591 # ============================================================
594 "--enable-spidermonkey-telemetry",
595 default=milestone.is_nightly,
596 help="{Enable|Disable} performance telemetry for SpiderMonkey (e.g. compile and run times)",
600 "ENABLE_SPIDERMONKEY_TELEMETRY",
601 depends_if("--enable-spidermonkey-telemetry")(lambda x: True),
604 # Support for debugging code generated by wasm backends
605 # =====================================================
608 "--enable-wasm-codegen-debug",
609 default=depends(when=moz_debug)(lambda: True),
610 help="{Enable|Disable} debugging for wasm codegen",
614 "WASM_CODEGEN_DEBUG", depends_if("--enable-wasm-codegen-debug")(lambda x: True)
617 "WASM_CODEGEN_DEBUG", depends_if("--enable-wasm-codegen-debug")(lambda x: True)
620 # Support for WebAssembly function-references.
621 # ===========================
624 @depends(milestone.is_nightly)
625 def default_wasm_function_references(is_nightly):
631 "--enable-wasm-function-references",
632 default=default_wasm_function_references,
633 help="{Enable|Disable} WebAssembly function-references",
637 @depends("--enable-wasm-function-references")
638 def wasm_function_references(value):
643 set_config("ENABLE_WASM_FUNCTION_REFERENCES", wasm_function_references)
644 set_define("ENABLE_WASM_FUNCTION_REFERENCES", wasm_function_references)
646 # Support for WebAssembly GC.
647 # ===========================
650 @depends(milestone.is_nightly, "--enable-wasm-function-references")
651 def default_wasm_gc(is_nightly, function_references):
652 if is_nightly and function_references:
657 "--enable-wasm-gc", default=default_wasm_gc, help="{Enable|Disable} WebAssembly GC"
661 @depends("--enable-wasm-gc", "--enable-wasm-function-references")
662 def wasm_gc(value, function_references):
666 if function_references:
669 die("--enable-wasm-gc only possible with --enable-wasm-function-references")
672 set_config("ENABLE_WASM_GC", wasm_gc)
673 set_define("ENABLE_WASM_GC", wasm_gc)
676 # Support for WebAssembly private ref types.
677 # Prevent (ref T) types from being exposed to JS content so that wasm need do
678 # no typechecking at the JS/wasm boundary
679 # ===========================================================================
682 @depends(milestone.is_nightly, "--enable-wasm-gc")
683 def default_wasm_private_reftypes(is_nightly, gc):
684 if gc and is_nightly:
689 "--enable-wasm-private-reftypes",
690 default=default_wasm_private_reftypes,
691 help="{Enable|Disable} WebAssembly private reference types",
695 "WASM_PRIVATE_REFTYPES",
696 depends_if("--enable-wasm-private-reftypes")(lambda x: True),
699 "WASM_PRIVATE_REFTYPES",
700 depends_if("--enable-wasm-private-reftypes")(lambda x: True),
703 # Support for WebAssembly shared memory and atomics.
705 # This affects the JS shell only and here to allow the use of
706 # Cranelift in the shell. Once Cranelift supports shared memory
707 # and atomics it can go away.
708 # =====================================================
711 "--disable-shared-memory", help="Disable JS/WebAssembly shared memory and atomics"
715 @depends("--disable-shared-memory")
716 def enable_shared_memory(value):
721 set_config("ENABLE_SHARED_MEMORY", enable_shared_memory)
722 set_define("ENABLE_SHARED_MEMORY", enable_shared_memory)
724 # Support for WebAssembly extended constant expressions
725 # =====================================================
728 @depends(milestone.is_nightly)
729 def default_wasm_extended_const(is_nightly):
735 "--enable-wasm-extended-const",
736 default=default_wasm_extended_const,
737 help="{Enable|Disable} WebAssembly extended constant expressions",
741 @depends("--enable-wasm-extended-const")
742 def wasm_extended_const(value):
747 set_config("ENABLE_WASM_EXTENDED_CONST", wasm_extended_const)
748 set_define("ENABLE_WASM_EXTENDED_CONST", wasm_extended_const)
750 # Support for WebAssembly SIMD
751 # =====================================================
754 @depends("--enable-jit", "--enable-simulator", "--enable-cranelift", target)
755 def default_wasm_simd(jit_enabled, simulator, cranelift_enabled, target):
759 if cranelift_enabled:
762 if simulator and (simulator[0] != "arm64"):
765 if target.cpu in ("x86_64", "x86", "aarch64"):
770 "--enable-wasm-simd",
771 default=default_wasm_simd,
772 help="{Enable|Disable} WebAssembly SIMD",
777 "--enable-wasm-simd",
779 "--enable-simulator",
780 "--enable-cranelift",
783 def wasm_simd(value, jit_enabled, simulator, cranelift_enabled, target):
788 die("--enable-wasm-simd requires --enable-jit")
790 if cranelift_enabled:
791 die("--enable-wasm-simd is not supported for --enable-cranelift")
793 if simulator and (simulator[0] != "arm64"):
794 die("--enable-wasm-simd is not supported for simulators, except arm64")
796 if target.cpu in ("x86_64", "x86", "aarch64"):
799 die("--enable-wasm-simd only possible when targeting the x86_64/x86/arm64 jits")
802 set_config("ENABLE_WASM_SIMD", wasm_simd)
803 set_define("ENABLE_WASM_SIMD", wasm_simd)
805 # Wormhole opcodes are Intel-only. They are private to Firefox, but we need them for some
806 # experiments on release and so they ride the trains.
809 @depends("--enable-simulator", "--enable-wasm-simd", target)
810 def default_wasm_simd_wormhole(simulator, wasm_simd, target):
811 if wasm_simd and target.cpu in ("x86", "x86_64") and not simulator:
816 "--enable-wasm-simd-wormhole",
817 default=default_wasm_simd_wormhole,
818 help="{Enable|Disable} WebAssembly SIMD wormhole opcodes",
823 "--enable-wasm-simd-wormhole", "--enable-wasm-simd", "--enable-simulator", target
825 def wasm_simd_wormhole(value, wasm_simd, simulator, target):
829 if wasm_simd and target.cpu in ("x86", "x86_64") and not simulator:
832 die("SIMD wormhole currently supported on native x86/x64 only, with --wasm-simd")
835 set_config("ENABLE_WASM_SIMD_WORMHOLE", wasm_simd_wormhole)
836 set_define("ENABLE_WASM_SIMD_WORMHOLE", wasm_simd_wormhole)
839 # Support for WebAssembly relaxed SIMD
840 # =====================================================
843 @depends(milestone.is_nightly, "--enable-wasm-simd")
844 def default_wasm_relaxed_simd(is_nightly, wasm_simd):
845 if is_nightly and wasm_simd:
850 "--enable-wasm-relaxed-simd",
851 default=default_wasm_relaxed_simd,
852 help="{Enable|Disable} WebAssembly relaxed SIMD",
856 @depends("--enable-wasm-relaxed-simd", "--enable-wasm-simd")
857 def wasm_relaxed_simd(value, wasm_simd):
862 die("relaxed SIMD requires SIMD")
867 set_config("ENABLE_WASM_RELAXED_SIMD", wasm_relaxed_simd)
868 set_define("ENABLE_WASM_RELAXED_SIMD", wasm_relaxed_simd)
870 # Support for WebAssembly intgemm private intrinsics
871 # =====================================================
874 @depends(milestone.is_nightly)
875 def default_wasm_moz_intgemm(is_nightly):
881 "--enable-wasm-moz-intgemm",
882 default=default_wasm_moz_intgemm,
883 help="{Enable|Disable} WebAssembly intgemm private intrinsics",
887 @depends("--enable-wasm-moz-intgemm")
888 def wasm_moz_intgemm(value):
895 set_config("ENABLE_WASM_MOZ_INTGEMM", wasm_moz_intgemm)
896 set_define("ENABLE_WASM_MOZ_INTGEMM", wasm_moz_intgemm)
898 # Support for WebAssembly Memory64.
899 # ===========================
902 "--enable-wasm-memory64",
904 help="{Enable|Disable} WebAssembly Memory64",
908 @depends("--enable-wasm-memory64")
909 def wasm_memory64(value):
914 set_config("ENABLE_WASM_MEMORY64", wasm_memory64)
915 set_define("ENABLE_WASM_MEMORY64", wasm_memory64)
917 # Options for generating the shell as a script
918 # ============================================
919 option("--with-qemu-exe", nargs=1, help="Use path as an arm emulator on host platforms")
920 set_config("QEMU_EXE", depends_if("--with-qemu-exe")(lambda x: x))
925 default=depends(target.alias)(lambda x: "/usr/%s" % x),
926 help="Use dir as the location for arm libraries",
928 set_config("CROSS_LIB", depends_if("--with-cross-lib")(lambda x: x))
930 # Enable static checking using sixgill
931 # ====================================
933 option("--with-sixgill", nargs=1, help="Enable static checking of code using sixgill")
936 @depends_if("--with-sixgill")
939 for f in ("bin/xdbfind", "gcc/xgill.so", "scripts/wrap_gcc/g++"):
940 if not os.path.exists(os.path.join(value[0], f)):
941 die("The sixgill plugin and binaries are not at the specified path")
945 set_config("SIXGILL_PATH", sixgill)
948 # Support for readline
949 # =====================================================
952 @depends("--enable-js-shell", target_is_windows, compile_environment, target)
953 def editline(js_shell, is_windows, compile_environment, target):
954 return js_shell and not is_windows and compile_environment and (target.os != "WASI")
958 "--enable-readline", help="Link js shell to system readline library", when=editline
961 has_readline = check_symbol(
963 flags=["-lreadline"],
964 when="--enable-readline",
965 onerror=lambda: die("No system readline library found"),
968 set_config("EDITLINE_LIBS", ["-lreadline"], when=has_readline)
971 @depends("--enable-readline", editline, when=editline)
972 def bundled_editline(readline, editline):
973 return editline and not readline
976 set_config("JS_BUNDLED_EDITLINE", bundled_editline)
978 set_define("EDITLINE", True, when=editline)
985 "--with-jitreport-granularity",
987 choices=("0", "1", "2", "3"),
988 help="Default granularity at which to report JIT code to external tools "
989 "(0 - no info, 1 - code ranges for while functions only, "
990 "2 - per-line information, 3 - per-op information)",
994 "JS_DEFAULT_JITREPORT_GRANULARITY",
995 depends_if("--with-jitreport-granularity")(lambda value: value[0]),
999 # ECMAScript Internationalization API Support (uses ICU)
1000 # ======================================================
1001 system_lib_option("--with-system-icu", help="Use system ICU")
1003 system_icu = pkg_check_modules("MOZ_ICU", "icu-i18n >= 69.1", when="--with-system-icu")
1005 set_config("MOZ_SYSTEM_ICU", True, when=system_icu)
1006 set_define("MOZ_SYSTEM_ICU", True, when=system_icu)
1008 option("--without-intl-api", help="Disable ECMAScript Internationalization API")
1011 @depends("--with-intl-api", js_standalone)
1012 def check_intl_api(enabled, js_standalone):
1013 if not enabled and not js_standalone:
1014 die("--without-intl-api is not supported")
1017 set_config("JS_HAS_INTL_API", True, when="--with-intl-api")
1018 set_define("JS_HAS_INTL_API", True, when="--with-intl-api")
1021 @depends(check_build_environment, when="--with-intl-api")
1022 @imports(_from="__builtin__", _import="open")
1023 @imports(_from="__builtin__", _import="ValueError")
1024 def icu_version(build_env):
1025 path = os.path.join(
1026 build_env.topsrcdir, "intl", "icu", "source", "common", "unicode", "uvernum.h"
1028 with open(path, encoding="utf-8") as fh:
1030 if line.startswith("#define"):
1031 define = line.split(None, 3)
1032 if len(define) == 3 and define[1] == "U_ICU_VERSION_MAJOR_NUM":
1034 return str(int(define[2]))
1037 die("Cannot determine ICU version number from uvernum.h header file")
1040 set_config("MOZ_ICU_VERSION", icu_version)
1042 # Source files that use ICU should have control over which parts of the ICU
1043 # namespace they want to use.
1044 set_define("U_USING_ICU_NAMESPACE", "0", when="--with-intl-api")
1046 # We build ICU as a static library.
1047 set_define("U_STATIC_IMPLEMENTATION", True, when=depends(system_icu)(lambda x: not x))
1050 # Initial support for WebAssembly JS-API Type Reflections
1051 # =======================================================
1054 @depends(milestone.is_nightly)
1055 def default_wasm_type_reflections(is_nightly):
1060 "--enable-wasm-type-reflections",
1061 default=default_wasm_type_reflections,
1062 help="{Enable|Disable} type reflection in WASM JS-API",
1066 "ENABLE_WASM_TYPE_REFLECTIONS",
1067 depends_if("--enable-wasm-type-reflections")(lambda x: True),
1070 "ENABLE_WASM_TYPE_REFLECTIONS",
1071 depends_if("--enable-wasm-type-reflections")(lambda x: True),
1074 # Support for WebAssembly exceptions
1075 # ==================================
1078 @depends(milestone.is_nightly)
1079 def default_wasm_exceptions(is_nightly):
1085 "--enable-wasm-exceptions",
1086 default=default_wasm_exceptions,
1087 help="{Enable|Disable} WebAssembly exceptions",
1091 "ENABLE_WASM_EXCEPTIONS", depends_if("--enable-wasm-exceptions")(lambda x: True)
1094 "ENABLE_WASM_EXCEPTIONS", depends_if("--enable-wasm-exceptions")(lambda x: True)