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 include $(GBUILDDIR)/platform/unxgcc.mk
  11
  12 gb_RUN_CONFIGURE := $(SRCDIR)/solenv/bin/run-configure
  13 # avoid -s SAFE_HEAP=1 - c.f. gh#8584 this breaks source maps
  14 gb_EMSCRIPTEN_CPPFLAGS := -pthread -s USE_PTHREADS=1 -D_LARGEFILE64_SOURCE -D_LARGEFILE_SOURCE -s SUPPORT_LONGJMP=wasm
  15 gb_EMSCRIPTEN_LDFLAGS := $(gb_EMSCRIPTEN_CPPFLAGS)
  16
  17 # Initial memory size
  18 gb_EMSCRIPTEN_LDFLAGS += -s TOTAL_MEMORY=1GB
  19
  20 ifeq ($(ENABLE_EMSCRIPTEN_PROXY_TO_PTHREAD),)
  21 gb_EMSCRIPTEN_LDFLAGS += -sPTHREAD_POOL_SIZE=6
  22 endif
  23
  24 # Double the main thread stack size, but keep the default value for other threads:
  25 gb_EMSCRIPTEN_LDFLAGS += -sSTACK_SIZE=131072 -sDEFAULT_PTHREAD_STACK_SIZE=65536
  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","ccall","cwrap","addOnPreMain","addOnPostRun","registerType","throwBindingError"$(if $(ENABLE_QT6),$(COMMA)"FS"$(COMMA)"callMain"$(COMMA)"specialHTMLTargets")]
  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 ifeq ($(ENABLE_EMSCRIPTEN_JSPI),TRUE)
  34 gb_EMSCRIPTEN_LDFLAGS += -sJSPI
  35 endif
  36
  37 ifeq ($(ENABLE_EMSCRIPTEN_PROXY_POSIX_SOCKETS),TRUE)
  38 gb_EMSCRIPTEN_LDFLAGS += -sPROXY_POSIX_SOCKETS -lwebsocket.js
  39 endif
  40
  41 gb_Executable_EXT := .js
  42 gb_EMSCRIPTEN_EXCEPT = -fwasm-exceptions -s SUPPORT_LONGJMP=wasm
  43
  44 gb_CXXFLAGS += $(gb_EMSCRIPTEN_CPPFLAGS)
  45
  46 # Here we don't use += because gb_LinkTarget_EXCEPTIONFLAGS from com_GCC_defs.mk contains -fexceptions and
  47 # gb_EMSCRIPTEN_EXCEPT already has -fwasm-exceptions
  48 gb_LinkTarget_EXCEPTIONFLAGS = $(gb_EMSCRIPTEN_EXCEPT)
  49
  50 gb_LinkTarget_CFLAGS += $(gb_EMSCRIPTEN_CPPFLAGS)
  51 gb_LinkTarget_CXXFLAGS += $(gb_EMSCRIPTEN_CPPFLAGS) $(gb_EMSCRIPTEN_EXCEPT)
  52 ifeq ($(ENABLE_QT5),TRUE)
  53 gb_LinkTarget_CFLAGS += $(gb_EMSCRIPTEN_QTDEFS)
  54 gb_LinkTarget_CXXFLAGS += $(gb_EMSCRIPTEN_QTDEFS)
  55 endif
  56 gb_LinkTarget_LDFLAGS += $(gb_EMSCRIPTEN_LDFLAGS) $(gb_EMSCRIPTEN_CPPFLAGS) \
  57     $(gb_EMSCRIPTEN_EXCEPT) -sEXPORT_EXCEPTION_HANDLING_HELPERS
  58
  59 ifeq ($(ENABLE_OPTIMIZED),TRUE)
  60 ifneq ($(ENABLE_SYMBOLS_FOR),)
  61 gb_LinkTarget__emscripten_warnings_ldflags := -Wno-limited-postlink-optimizations
  62 endif
  63 endif
  64
  65 # Linker and compiler optimize + debug flags are handled in LinkTarget.mk
  66 gb_LINKEROPTFLAGS :=
  67 gb_LINKERSTRIPDEBUGFLAGS :=
  68 # This maps to g3, no source maps, but DWARF with current emscripten!
  69 # https://developer.chrome.com/blog/wasm-debugging-2020/
  70 gb_DEBUGINFO_FLAGS = -g
  71
  72 ifeq ($(HAVE_EXTERNAL_DWARF),TRUE)
  73 gb_DEBUGINFO_FLAGS += -gsplit-dwarf -gpubnames
  74 endif
  75
  76 gb_COMPILEROPTFLAGS := -O3
  77
  78 # We need at least code elimination, otherwise linking OOMs even with 64GB.
  79 # So we "fake" -Og support to mean -O1 for Emscripten and always enable it for debug in configure.
  80 gb_COMPILERDEBUGOPTFLAGS := -O1
  81 gb_COMPILERNOOPTFLAGS := -O1 -fstrict-aliasing -fstrict-overflow
  82
  83 # cleanup addition JS and wasm files for binaries
  84 define gb_Executable_Executable_platform
  85 $(call gb_LinkTarget_add_auxtargets,$(2),\
  86         $(patsubst %.lib,%.linkdeps,$(3)) \
  87         $(patsubst %.lib,%.wasm,$(3)) \
  88         $(if $(EMSCRIPTEN_WORKERJS),$(patsubst %.lib,%.worker.js,$(3))) \
  89         $(patsubst %.lib,%.wasm.dwp,$(3)) \
  90 )
  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         $(if $(EMSCRIPTEN_WORKERJS),$(patsubst %.lib,%.worker.js,$(3))) \
  99         $(patsubst %.lib,%.wasm.dwp,$(3)) \
 100 )
 101
 102 endef
 103
 104 define gb_Library_get_rpath
 105 endef
 106
 107 define gb_Executable_get_rpath
 108 endef
 109
 110 # vim: set noet sw=4 ts=4