Remove makeStaticAlloc/String (#12174)

We no longer need or allow static allocations from JS.

See WebAssembly/binaryen#3043

Author: kripken

src/library.js

@@ -20,9 +20,6 @@
 // object. For convenience, the short name appears here. Note that if you add a
 // new function with an '_', it will not be found.
 
-// Memory allocated during startup, in postsets, should only be static
-// (using makeStaticAlloc)
-
 LibraryManager.library = {
   // ==========================================================================
   // getTempRet0/setTempRet0: scratch space handling i64 return

src/parseTools.js

@@ -1481,19 +1481,6 @@ function makeEval(code) {
   return ret;
 }
 
-function makeStaticAlloc(size) {
-  size = alignMemory(size);
-  var ret = alignMemory(GLOBAL_BASE + STATIC_BUMP);
-  STATIC_BUMP = ret + size - GLOBAL_BASE;
-  return ret;
-}
-
-function makeStaticString(string) {
-  var len = lengthBytesUTF8(string) + 1;
-  var ptr = makeStaticAlloc(len);
-  return '(stringToUTF8("' + string + '", ' + ptr + ', ' + len + '), ' + ptr + ')';
-}
-
 var ATINITS = [];
 
 function addAtInit(code) {

tests/test_core.py

@@ -4190,31 +4190,6 @@ def test_dylink_jslib(self):
       }
     ''', expected='other says 45.2', main_emcc_args=['--js-library', 'lib.js'])
 
-  @needs_dlfcn
-  def test_dylink_global_var_jslib(self):
-    create_test_file('lib.js', r'''
-      mergeInto(LibraryManager.library, {
-        jslib_x: '{{{ makeStaticAlloc(4) }}}',
-        jslib_x__postset: 'HEAP32[_jslib_x>>2] = 148;',
-      });
-    ''')
-    self.dylink_test(main=r'''
-      #include <stdio.h>
-      extern "C" int jslib_x;
-      extern void call_side();
-      int main() {
-        printf("main: jslib_x is %d.\n", jslib_x);
-        call_side();
-        return 0;
-      }
-    ''', side=r'''
-      #include <stdio.h>
-      extern "C" int jslib_x;
-      void call_side() {
-        printf("side: jslib_x is %d.\n", jslib_x);
-      }
-    ''', expected=['main: jslib_x is 148.\nside: jslib_x is 148.\n'], main_emcc_args=['--js-library', 'lib.js'])
-
   @needs_dlfcn
   def test_dylink_many_postsets(self):
     NUM = 1234