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| author | Morten Johan Sørvig <morten.sorvig@qt.io> | 2018-06-01 15:13:30 +0200 |
|---|---|---|
| committer | Eskil Abrahamsen Blomfeldt <eskil.abrahamsen-blomfeldt@qt.io> | 2018-08-30 06:48:33 +0000 |
| commit | 29c0377f07f4942f9957ea87d59c252148dc9e5b (patch) | |
| tree | cb79a59b6c47305ca024675cc1325ed0a6be8aac /mkspecs/wasm-emscripten/qmake.conf | |
| parent | 707ae5b66774a2ed4713da3b8fa69c1d002c3beb (diff) | |
WebAssembly for QtBase
This is the squashed diff from wip/webassembly to dev.
Done-with: Peng Wu <peng.wu@intopalo.com>
Done-with: Sami Enne <sami.enne@intopalo.com>
Done-with: Morten Johan Sørvig <morten.sorvig@qt.io>
Started-by: Andrew Knight <andrew.knight@intopalo.com>
Change-Id: I6562433c0a38d6ec49ab675e0f104f2665f3392d
Reviewed-by: Lorn Potter <lorn.potter@gmail.com>
Reviewed-by: Eskil Abrahamsen Blomfeldt <eskil.abrahamsen-blomfeldt@qt.io>
Diffstat (limited to 'mkspecs/wasm-emscripten/qmake.conf')
| -rw-r--r-- | mkspecs/wasm-emscripten/qmake.conf | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/mkspecs/wasm-emscripten/qmake.conf b/mkspecs/wasm-emscripten/qmake.conf new file mode 100644 index 0000000000..c3b67310c8 --- /dev/null +++ b/mkspecs/wasm-emscripten/qmake.conf @@ -0,0 +1,90 @@ +# qmake configuration for building with emscripten +MAKEFILE_GENERATOR = UNIX +QMAKE_PLATFORM = wasm unix + +include(../common/gcc-base.conf) +include(../common/clang.conf) + +EMTERP_FLAGS = \ + -s EMTERPRETIFY=1 \ + -s EMTERPRETIFY_ASYNC=1 \ + -s \"EMTERPRETIFY_FILE=\'data.binary\'\" \ + -s ASSERTIONS=1 \ + --profiling-funcs + +EMCC_COMMON_CFLAGS = \ + -s USE_LIBPNG=1 \ + -s USE_FREETYPE=1 \ + -s USE_ZLIB=1 + +EMCC_COMMON_LFLAGS = \ + -s WASM=1 \ + -s FULL_ES2=1 \ + -s ALLOW_MEMORY_GROWTH=1 \ + -s USE_WEBGL2=1 \ + -s NO_EXIT_RUNTIME=0 \ + -s ERROR_ON_UNDEFINED_SYMBOLS=1 \ + --bind \ + -s \"BINARYEN_METHOD=\'native-wasm\'\" \ + -s \"BINARYEN_TRAP_MODE=\'clamp\'\" + +EMCC_COMMON_LFLAGS_DEBUG = \ + $$EMCC_COMMON_LFLAGS \ + -s ASSERTIONS=2 \ + -s DEMANGLE_SUPPORT=1 \ + # -s LIBRARY_DEBUG=1 \ #print out library calls, verbose + # -s SYSCALL_DEBUG=1 \ #print out sys calls, verbose + # -s FS_LOG=1 \ #print out filesystem ops, verbose + # -s SOCKET_DEBUG \ #print out socket,network data transfer + -s GL_DEBUG=1 + +# the -s arguments can also be used with release builds +# but here in debug for clarity + +QMAKE_COMPILER += emscripten + +QMAKE_CC = emcc +QMAKE_CXX = em++ + +QMAKE_CFLAGS += $$EMCC_COMMON_CFLAGS +QMAKE_CXXFLAGS += $$EMCC_COMMON_CFLAGS + +# Practical debugging setup: +# "-g4" preserves function names for stack traces +# "-Os" produces reasonably sized binaries +QMAKE_CFLAGS_DEBUG -= -g +QMAKE_CXXFLAGS_DEBUG -= -g +QMAKE_CFLAGS_DEBUG += -Os -g4 +QMAKE_CXXFLAGS_DEBUG += -Os -g4 +QMAKE_LFLAGS_DEBUG += -Os -g4 + +QMAKE_CXXFLAGS_RELEASE -= -O2 +QMAKE_CXXFLAGS_RELEASE += -O3 +QMAKE_CFLAGS_RELEASE -= -O2 +QMAKE_CFLAGS_RELEASE += -O3 +QMAKE_LFLAGS_RELEASE += -O3 +MAKE_CFLAGS_OPTIMIZE += -O3 +MAKE_CFLAGS_OPTIMIZE_FULL += -Oz + +QMAKE_LINK = $$QMAKE_CXX +QMAKE_LINK_SHLIB = $$QMAKE_CXX +QMAKE_LINK_C = $$QMAKE_CC +QMAKE_LINK_C_SHLIB = $$QMAKE_CC + +QMAKE_LIBS_THREAD = $$QMAKE_CFLAGS_THREAD + +QMAKE_LFLAGS += $$EMCC_COMMON_LFLAGS +QMAKE_LFLAGS_DEBUG += $$EMCC_COMMON_LFLAGS_DEBUG + +QMAKE_PREFIX_SHLIB = lib +QMAKE_EXTENSION_SHLIB = so # llvm bitcode, linked to js in post_link +QMAKE_PREFIX_STATICLIB = lib +QMAKE_EXTENSION_STATICLIB = a # llvm bitcode + +QMAKE_AR = emar cqs +QMAKE_DISTCLEAN += *.html *.js *.wasm + +QT_QPA_DEFAULT_PLATFORM = wasm + +QTPLUGIN.platforms = wasm +load(qt_config) |