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Use -Oz instead of -O2 to reduce compiled asset sizes significantly #479

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merged 5 commits into from
Jun 1, 2022
Merged

Use -Oz instead of -O2 to reduce compiled asset sizes significantly #479

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817452c
Run `npm ci` automatically after the devcontainer is created.
Taytay Aug 29, 2021
5333ce0
Upgrade to Emscripten 2.0.29
Taytay Aug 29, 2021
a3bca11
Upgrade to Sqlite 3.36.0
Taytay Aug 29, 2021
991747d
Use -Oz optimizations instead of -O2
Taytay Aug 29, 2021
66b2674
Merge branch 'master' into smaller_compilation
Taytay May 3, 2022
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10 changes: 5 additions & 5 deletions Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -17,8 +17,8 @@ EXTENSION_FUNCTIONS_SHA1 = c68fa706d6d9ff98608044c00212473f9c14892f

EMCC=emcc

CFLAGS = \
-O2 \
SQLITE_COMPILATION_FLAGS = \
-Oz \
-DSQLITE_OMIT_LOAD_EXTENSION \
-DSQLITE_DISABLE_LFS \
-DSQLITE_ENABLE_FTS3 \
Expand Down Expand Up @@ -53,7 +53,7 @@ EMFLAGS_WASM = \

EMFLAGS_OPTIMIZED= \
-s INLINING_LIMIT=50 \
-O3 \
-Oz \
-flto \
--closure 1

Expand Down Expand Up @@ -148,13 +148,13 @@ dist/worker.sql-wasm-debug.js: dist/sql-wasm-debug.js src/worker.js
out/sqlite3.bc: sqlite-src/$(SQLITE_AMALGAMATION)
mkdir -p out
# Generate llvm bitcode
$(EMCC) $(CFLAGS) -c sqlite-src/$(SQLITE_AMALGAMATION)/sqlite3.c -o $@
$(EMCC) $(SQLITE_COMPILATION_FLAGS) -c sqlite-src/$(SQLITE_AMALGAMATION)/sqlite3.c -o $@

# Since the extension-functions.c includes other headers in the sqlite_amalgamation, we declare that this depends on more than just extension-functions.c
out/extension-functions.bc: sqlite-src/$(SQLITE_AMALGAMATION)
mkdir -p out
# Generate llvm bitcode
$(EMCC) $(CFLAGS) -c sqlite-src/$(SQLITE_AMALGAMATION)/extension-functions.c -o $@
$(EMCC) $(SQLITE_COMPILATION_FLAGS) -c sqlite-src/$(SQLITE_AMALGAMATION)/extension-functions.c -o $@

# TODO: This target appears to be unused. If we re-instatate it, we'll need to add more files inside of the JS folder
# module.tar.gz: test package.json AUTHORS README.md dist/sql-asm.js
Expand Down