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Build soljson.js with embedded base64-encoded wasm binary.

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This commit is contained in:
Daniel Kirchner 2019-11-28 19:47:08 +01:00
parent 5ad590cf0b
commit 90e494615e
3 changed files with 10 additions and 11 deletions
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3
Changelog.md
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@ -10,6 +10,9 @@ Compiler Features:
Bugfixes:
Build System:
* Switch to building soljson.js with an embedded base64-encoded wasm binary.
### 0.6.1 (2020-01-02)

10
cmake/EthCompilerSettings.cmake
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@ -110,9 +110,13 @@ if (("${CMAKE_CXX_COMPILER_ID}" MATCHES "GNU") OR ("${CMAKE_CXX_COMPILER_ID}" MA
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -s STRICT=1")
# Export the Emscripten-generated auxiliary methods which are needed by solc-js.
# Which methods of libsolc itself are exported is specified in libsolc/CMakeLists.txt.
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -s EXTRA_EXPORTED_RUNTIME_METHODS=['cwrap','addFunction','removeFunction','UTF8ToString','lengthBytesUTF8','_malloc','stringToUTF8','setValue']")
# Do not build as a WebAssembly target - we need an asm.js output.
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -s WASM=0")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -s EXTRA_EXPORTED_RUNTIME_METHODS=['cwrap','addFunction','removeFunction','UTF8ToString','lengthBytesUTF8','stringToUTF8','setValue']")
# Build for webassembly target.
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -s WASM=1")
# Set webassembly build to synchronous loading.
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -s WASM_ASYNC_COMPILATION=0")
# Output a single js file with the wasm binary embedded as base64 string.
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -s SINGLE_FILE=1")
# Disable warnings about not being pure asm.js due to memory growth.
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-almost-asm")

8
scripts/travis-emscripten/build_emscripten.sh
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@ -54,14 +54,6 @@ fi
WORKSPACE=/root/project
# Increase nodejs stack size
if ! [ -e /emsdk_portable/node/current/bin/node_orig ]
then
mv /emsdk_portable/node/current/bin/node /emsdk_portable/node/current/bin/node_orig
echo -e '#!/bin/sh\nexec /emsdk_portable/node/current/bin/node_orig --stack-size=8192 $@' > /emsdk_portable/node/current/bin/node
chmod 755 /emsdk_portable/node/current/bin/node
fi
# Boost
echo -en 'travis_fold:start:compiling_boost\\r'
test -e "$WORKSPACE"/boost_1_70_0_install/include/boost/version.hpp || (