Remove some WASM_BACKEND usage in src/. See #11860

Author: kripken

src/jsifier.js

@@ -174,7 +174,7 @@ function JSify(data, functionsOnly) {
           if (dependent) msg += ' (referenced by ' + dependent + ')';
           if (ERROR_ON_UNDEFINED_SYMBOLS) {
             error(msg);
-            if (WASM_BACKEND && !LLD_REPORT_UNDEFINED) {
+            if (!LLD_REPORT_UNDEFINED) {
               warnOnce('Link with `-s LLD_REPORT_UNDEFINED` to get more information on undefined symbols');
             }
             warnOnce('To disable errors for undefined symbols use `-s ERROR_ON_UNDEFINED_SYMBOLS=0`')
@@ -467,33 +467,6 @@ function JSify(data, functionsOnly) {
         print('/* no memory initializer */'); // test purposes
       }
 
-      if (!SIDE_MODULE && !WASM_BACKEND) {
-        if (USE_PTHREADS) {
-          print('// Pthreads fill their tempDoublePtr memory area into the pthread stack when the thread is run.')
-          // Main thread still statically allocate tempDoublePtr - although it could theorerically also use its stack
-          // (that might allow removing the whole tempDoublePtr variable altogether from the codebase? but would need
-          // more refactoring)
-          print('var tempDoublePtr = ENVIRONMENT_IS_PTHREAD ? 0 : ' + makeStaticAlloc(8) + ';');
-        } else {
-          print('var tempDoublePtr = ' + makeStaticAlloc(8) + ';');
-        }
-        print('\nfunction copyTempFloat(ptr) { // functions, because inlining this code increases code size too much');
-        print('  HEAP8[tempDoublePtr] = HEAP8[ptr];');
-        print('  HEAP8[tempDoublePtr+1] = HEAP8[ptr+1];');
-        print('  HEAP8[tempDoublePtr+2] = HEAP8[ptr+2];');
-        print('  HEAP8[tempDoublePtr+3] = HEAP8[ptr+3];');
-        print('}\n');
-        print('function copyTempDouble(ptr) {');
-        print('  HEAP8[tempDoublePtr] = HEAP8[ptr];');
-        print('  HEAP8[tempDoublePtr+1] = HEAP8[ptr+1];');
-        print('  HEAP8[tempDoublePtr+2] = HEAP8[ptr+2];');
-        print('  HEAP8[tempDoublePtr+3] = HEAP8[ptr+3];');
-        print('  HEAP8[tempDoublePtr+4] = HEAP8[ptr+4];');
-        print('  HEAP8[tempDoublePtr+5] = HEAP8[ptr+5];');
-        print('  HEAP8[tempDoublePtr+6] = HEAP8[ptr+6];');
-        print('  HEAP8[tempDoublePtr+7] = HEAP8[ptr+7];');
-        print('}\n');
-      }
       print('// {{PRE_LIBRARY}}\n'); // safe to put stuff here that statically allocates
 
       return;