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-rw-r--r--src/asm2wasm-main.cpp11
1 files changed, 9 insertions, 2 deletions
diff --git a/src/asm2wasm-main.cpp b/src/asm2wasm-main.cpp
index aa914c168..5ab8bb0cf 100644
--- a/src/asm2wasm-main.cpp
+++ b/src/asm2wasm-main.cpp
@@ -41,6 +41,10 @@ int main(int argc, const char *argv[]) {
[](Options *o, const std::string &argument) {
o->extra["mapped globals"] = argument;
})
+ .add("--total-memory", "-m", "Total memory size", Options::Arguments::One,
+ [](Options *o, const std::string &argument) {
+ o->extra["total memory"] = argument;
+ })
.add_positional("INFILE", Options::Arguments::One,
[](Options *o, const std::string &argument) {
o->extra["infile"] = argument;
@@ -51,6 +55,10 @@ int main(int argc, const char *argv[]) {
const char *mappedGlobals =
mg_it == options.extra.end() ? nullptr : mg_it->second.c_str();
+ const auto &tm_it = options.extra.find("total memory");
+ size_t totalMemory =
+ tm_it == options.extra.end() ? 16 * 1024 * 1024 : atoi(tm_it->second.c_str());
+
Asm2WasmPreProcessor pre;
auto input(
read_file<std::vector<char>>(options.extra["infile"], options.debug));
@@ -67,8 +75,7 @@ int main(int argc, const char *argv[]) {
if (options.debug) std::cerr << "wasming..." << std::endl;
AllocatingModule wasm;
- wasm.memory.initial = wasm.memory.max =
- 16 * 1024 * 1024; // we would normally receive this from the compiler
+ wasm.memory.initial = wasm.memory.max = totalMemory;
Asm2WasmBuilder asm2wasm(wasm, pre.memoryGrowth, options.debug);
asm2wasm.processAsm(asmjs);