pyodide/emsdk/patches/0003-Changes-for-JSPI.patch

From d4d5d35072b6d28c5f98b77a0d578e01bd25ef7e Mon Sep 17 00:00:00 2001
From: Hood Chatham <roberthoodchatham@gmail.com>
Date: Thu, 22 Jun 2023 18:53:22 -0700
Subject: [PATCH 3/7] Changes for JSPI

---
 src/library.js        | 2 +-
 src/library_dylink.js | 3 ++-
 src/parseTools.mjs    | 2 +-
 src/preamble.js       | 7 +++++++
 4 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/src/library.js b/src/library.js
index 44531ee1d..f02e85ea2 100644
--- a/src/library.js
+++ b/src/library.js
@@ -1269,7 +1269,7 @@ addToLibrary({
 #if EXCEPTION_STACK_TRACES
     throw new EmscriptenSjLj;
 #else
-    throw Infinity;
+    throw Module.wrapException(Infinity);
 #endif
   },
 #elif !SUPPORT_LONGJMP
diff --git a/src/library_dylink.js b/src/library_dylink.js
index cea3ce05d..c3f3c2bbf 100644
--- a/src/library_dylink.js
+++ b/src/library_dylink.js
@@ -73,6 +73,7 @@ var LibraryDylink = {
 #if !DISABLE_EXCEPTION_CATCHING || SUPPORT_LONGJMP == 'emscripten'
   $createInvokeFunction__internal: true,
   $createInvokeFunction__deps: ['$dynCall', 'setThrew', '$stackSave', '$stackRestore'],
+  $createInvokeFunction__postset: "if(!Module.createInvoke) { Module.createInvoke = Module.createInvokeFunction; }",
   $createInvokeFunction: (sig) => {
     return function() {
       var sp = stackSave();
@@ -125,7 +126,7 @@ var LibraryDylink = {
     // Asm.js-style exception handling: invoke wrapper generation
     else if (symName.startsWith('invoke_')) {
       // Create (and cache) new invoke_ functions on demand.
-      sym = wasmImports[symName] = createInvokeFunction(symName.split('_')[1]);
+      sym = wasmImports[symName] = Module.createInvoke(symName.split('_')[1]);
     }
 #endif
 #if !DISABLE_EXCEPTION_CATCHING
diff --git a/src/parseTools.mjs b/src/parseTools.mjs
index 7f20321c3..118a32078 100644
--- a/src/parseTools.mjs
+++ b/src/parseTools.mjs
@@ -581,7 +581,7 @@ function makeThrow(excPtr) {
     }
     return `assert(false, '${assertInfo}');`;
   }
-  return `throw ${excPtr};`;
+  return `throw Module.wrapException(${excPtr});`;
 }
 
 function storeException(varName, excPtr) {
diff --git a/src/preamble.js b/src/preamble.js
index 18cf93959..57a7245ab 100644
--- a/src/preamble.js
+++ b/src/preamble.js
@@ -18,6 +18,10 @@
 #include "runtime_pthread.js"
 #endif
 
+if(!Module.wrapException) {
+  Module.wrapException = (e) => e;
+}
+
 #if RELOCATABLE
 {{{ makeModuleReceiveWithVar('dynamicLibraries', undefined, '[]', true) }}}
 #endif
@@ -942,6 +946,9 @@ function getWasmImports() {
 // Receives the wasm imports, returns the exports.
 function createWasm() {
   var info = getWasmImports();
+  if (Module.adjustWasmImports) {
+    Module.adjustWasmImports(info);
+  }
   // Load the wasm module and create an instance of using native support in the JS engine.
   // handle a generated wasm instance, receiving its exports and
   // performing other necessary setup
-- 
2.34.1