diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/js/post.js | 23 | ||||
| -rw-r--r-- | src/wasm-js.cpp | 20 |
2 files changed, 23 insertions, 20 deletions
diff --git a/src/js/post.js b/src/js/post.js index 2ef25e30c..0a45df680 100644 --- a/src/js/post.js +++ b/src/js/post.js @@ -39,6 +39,14 @@ function integrateWasmJS(Module) { return; } + var WasmTypes = { + none: 0, + i32: 1, + i64: 2, + f32: 3, + f64: 4 + }; + // Use wasm.js to polyfill and execute code in a wasm interpreter. var wasmJS = WasmJS({}); @@ -115,7 +123,20 @@ function integrateWasmJS(Module) { if (method == 'asm2wasm') { wasmJS['_load_asm2wasm'](temp); } else { - wasmJS['_load_s_expr2wasm'](temp, Module['read'](Module['wasmCodeFile'] + '.mappedGlobals')); + wasmJS['_load_s_expr2wasm'](temp); + var mappedGlobals = JSON.parse(Module['read'](Module['wasmCodeFile'] + '.mappedGlobals')); + for (var name in mappedGlobals) { + var global = mappedGlobals[name]; + if (!global.import) continue; // non-imports are initialized to zero in the typed array anyhow, so nothing to do here + var value = wasmJS['lookupImport'](global.module, global.base); + var address = global.address; + switch (global.type) { + case WasmTypes.i32: Module['HEAP32'][address >> 2] = value; break; + case WasmTypes.f32: Module['HEAPF32'][address >> 2] = value; break; + case WasmTypes.f64: Module['HEAPF64'][address >> 3] = value; break; + default: abort(); + } + } } wasmJS['_free'](temp); diff --git a/src/wasm-js.cpp b/src/wasm-js.cpp index fb3d5dd5a..aa163ba3c 100644 --- a/src/wasm-js.cpp +++ b/src/wasm-js.cpp @@ -98,25 +98,7 @@ extern "C" void EMSCRIPTEN_KEEPALIVE load_s_expr2wasm(char *input, char *mappedG abort(); }); - if (wasmJSDebug) std::cerr << "mapping globals...\n"; - EM_ASM_({ - var mappedGlobals = JSON.parse($0); - var i32 = $1; - var f32 = $2; - var f64 = $3; - for (var name in mappedGlobals) { - var global = mappedGlobals[name]; - if (!global.import) continue; // non-imports are initialized to zero in the typed array anyhow, so nothing to do here - var value = Module['lookupImport'](global.module, global.base); - var address = global.address; - switch (global.type) { - case i32: Module['info'].parent['HEAP32'][address >> 2] = value; break; - case f32: Module['info'].parent['HEAPF32'][address >> 2] = value; break; - case f64: Module['info'].parent['HEAPF64'][address >> 3] = value; break; - default: abort(); - } - } - }, mappedGlobals, i32, f32, f64); + // global mapping is done in js in post.js } // instantiates the loaded wasm (which might be from asm2wasm, or |