solenv/gbuild/platform/EMSCRIPTEN_INTEL_GCC.mk

   1 # -*- Mode: makefile-gmake; tab-width: 4; indent-tabs-mode: t -*-
   2 #
   3 # This file is part of the LibreOffice project.
   4 #
   5 # This Source Code Form is subject to the terms of the Mozilla Public
   6 # License, v. 2.0. If a copy of the MPL was not distributed with this
   7 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8 #
   9
  10 gb_UnoApiHeadersTarget_select_variant = $(if $(filter udkapi,$(1)),comprehensive,$(2))
  11
  12 include $(GBUILDDIR)/platform/unxgcc.mk
  13
  14 # don't sort; later can override previous settings!
  15 gb_EMSCRIPTEN_PRE_JS_FILES = \
  16     $(SRCDIR)/static/emscripten/environment.js \
  17     $(call gb_CustomTarget_get_workdir,static/emscripten_fs_image)/soffice.data.js.link \
  18
  19 gb_RUN_CONFIGURE := $(SRCDIR)/solenv/bin/run-configure
  20 # avoid -s SAFE_HEAP=1 - c.f. gh#8584 this breaks source maps
  21 gb_EMSCRIPTEN_CPPFLAGS := -pthread -s USE_PTHREADS=1 -D_LARGEFILE64_SOURCE -D_LARGEFILE_SOURCE
  22 gb_EMSCRIPTEN_LDFLAGS := $(gb_EMSCRIPTEN_CPPFLAGS)
  23
  24 # Initial memory size and worker thread pool
  25 gb_EMSCRIPTEN_LDFLAGS += -s TOTAL_MEMORY=1GB -s PTHREAD_POOL_SIZE=4
  26
  27 # To keep the link time (and memory) down, prevent all rewriting options from wasm-emscripten-finalize
  28 # See emscripten.py, finalize_wasm, modify_wasm = True
  29 # So we need WASM_BIGINT=1 and ASSERTIONS=1 (2 implies STACK_OVERFLOW_CHECK)
  30 gb_EMSCRIPTEN_LDFLAGS += --bind -s FORCE_FILESYSTEM=1 -s WASM_BIGINT=1 -s ERROR_ON_UNDEFINED_SYMBOLS=1 -s FETCH=1 -s ASSERTIONS=1 -s EXIT_RUNTIME=0 -s EXPORTED_RUNTIME_METHODS=["UTF16ToString","stringToUTF16","UTF8ToString","allocateUTF8","printErr","ccall","cwrap"]
  31 gb_EMSCRIPTEN_QTDEFS := -DQT_NO_LINKED_LIST -DQT_NO_JAVA_STYLE_ITERATORS -DQT_NO_EXCEPTIONS -DQT_NO_DEBUG -DQT_WIDGETS_LIB -DQT_GUI_LIB -DQT_CORE_LIB
  32
  33 gb_Executable_EXT := .html
  34 ifeq ($(ENABLE_WASM_EXCEPTIONS),TRUE)
  35 # Note that to really use WASM exceptions everywhere, you most probably want to also use
  36 # CC=emcc -pthread -s USE_PTHREADS=1 -fwasm-exceptions -s SUPPORT_LONGJMP=wasm
  37 # and CXX=em++ -pthread -s USE_PTHREADS=1 -fwasm-exceptions -s SUPPORT_LONGJMP=wasm
  38 # in your autogen.input. Otherwise these flags won't propagate to all external libraries, I fear.
  39 gb_EMSCRIPTEN_EXCEPT = -fwasm-exceptions -s SUPPORT_LONGJMP=wasm
  40 gb_EMSCRIPTEN_CPPFLAGS += -s SUPPORT_LONGJMP=wasm
  41 else
  42 gb_EMSCRIPTEN_EXCEPT = -s DISABLE_EXCEPTION_CATCHING=0
  43 endif
  44
  45 gb_CXXFLAGS += $(gb_EMSCRIPTEN_CPPFLAGS)
  46
  47 ifeq ($(ENABLE_WASM_EXCEPTIONS),TRUE)
  48 # Here we don't use += because gb_LinkTarget_EXCEPTIONFLAGS from com_GCC_defs.mk contains -fexceptions and
  49 # gb_EMSCRIPTEN_EXCEPT already has -fwasm-exceptions
  50 gb_LinkTarget_EXCEPTIONFLAGS = $(gb_EMSCRIPTEN_EXCEPT)
  51 else
  52 gb_LinkTarget_EXCEPTIONFLAGS += $(gb_EMSCRIPTEN_EXCEPT)
  53 endif
  54
  55 gb_LinkTarget_CFLAGS += $(gb_EMSCRIPTEN_CPPFLAGS)
  56 gb_LinkTarget_CXXFLAGS += $(gb_EMSCRIPTEN_CPPFLAGS) $(gb_EMSCRIPTEN_EXCEPT)
  57 ifeq ($(ENABLE_QT5),TRUE)
  58 gb_LinkTarget_CFLAGS += $(gb_EMSCRIPTEN_QTDEFS)
  59 gb_LinkTarget_CXXFLAGS += $(gb_EMSCRIPTEN_QTDEFS)
  60 endif
  61 gb_LinkTarget_LDFLAGS += $(gb_EMSCRIPTEN_LDFLAGS) $(gb_EMSCRIPTEN_CPPFLAGS) $(gb_EMSCRIPTEN_EXCEPT)
  62
  63 # Linker and compiler optimize + debug flags are handled in LinkTarget.mk
  64 gb_LINKEROPTFLAGS :=
  65 gb_LINKERSTRIPDEBUGFLAGS :=
  66 # This maps to g3, no source maps, but DWARF with current emscripten!
  67 # https://developer.chrome.com/blog/wasm-debugging-2020/
  68 gb_DEBUGINFO_FLAGS = -g
  69
  70 ifeq ($(HAVE_EXTERNAL_DWARF),TRUE)
  71 gb_DEBUGINFO_FLAGS += -gseparate-dwarf
  72 endif
  73
  74 gb_COMPILEROPTFLAGS := -O3
  75
  76 # We need at least code elimination, otherwise linking OOMs even with 64GB.
  77 # So we "fake" -Og support to mean -O1 for Emscripten and always enable it for debug in configure.
  78 gb_COMPILERDEBUGOPTFLAGS := -O1
  79 gb_COMPILERNOOPTFLAGS := -O1 -fstrict-aliasing -fstrict-overflow
  80
  81 # cleanup addition JS and wasm files for binaries
  82 define gb_Executable_Executable_platform
  83 $(call gb_LinkTarget_add_auxtargets,$(2),\
  84         $(patsubst %.lib,%.linkdeps,$(3)) \
  85         $(patsubst %.lib,%.wasm,$(3)) \
  86         $(patsubst %.lib,%.js,$(3)) \
  87         $(patsubst %.lib,%.worker.js,$(3)) \
  88 )
  89
  90 $(foreach pre_js,$(gb_EMSCRIPTEN_PRE_JS_FILES),$(call gb_Executable_add_prejs,$(1),$(pre_js)))
  91
  92 endef
  93
  94 define gb_CppunitTest_CppunitTest_platform
  95 $(call gb_LinkTarget_add_auxtargets,$(2),\
  96         $(patsubst %.lib,%.linkdeps,$(3)) \
  97         $(patsubst %.lib,%.wasm,$(3)) \
  98         $(patsubst %.lib,%.js,$(3)) \
  99         $(patsubst %.lib,%.worker.js,$(3)) \
 100 )
 101
 102 $(foreach pre_js,$(gb_EMSCRIPTEN_PRE_JS_FILES),$(call gb_CppunitTest_add_prejs,$(1),$(pre_js)))
 103
 104 endef
 105
 106 gb_SUPPRESS_TESTS := $(true)
 107
 108 define gb_Library_get_rpath
 109 endef
 110
 111 define gb_Executable_get_rpath
 112 endef
 113
 114 # vim: set noet sw=4 ts=4