From 37443aef8c22f100dc59e81aff6af5a252f3217d Mon Sep 17 00:00:00 2001
From: Thomas Lively <7121787+tlively@users.noreply.github.com>
Date: Fri, 5 Apr 2019 19:48:54 -0700
Subject: Passive segments (#1976)

Adds support for the bulk memory proposal's passive segments. Uses a
new (data passive ...) s-expression syntax to mark sections as
passive.
---
 src/js/binaryen.js-post.js | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

(limited to 'src/js/binaryen.js-post.js')

diff --git a/src/js/binaryen.js-post.js b/src/js/binaryen.js-post.js
index 1796080fc..b9f6b426c 100644
--- a/src/js/binaryen.js-post.js
+++ b/src/js/binaryen.js-post.js
@@ -1831,8 +1831,8 @@ function wrapModule(module, self) {
       );
     });
   };
-  self['setMemory'] = function(initial, maximum, exportName, segments, shared) {
-    // segments are assumed to be { offset: expression ref, data: array of 8-bit data }
+  self['setMemory'] = function(initial, maximum, exportName, segments, flags, shared) {
+    // segments are assumed to be { passive: bool, offset: expression ref, data: array of 8-bit data }
     if (!segments) segments = [];
     return preserveStack(function() {
       return Module['_BinaryenSetMemory'](
@@ -1842,6 +1842,11 @@ function wrapModule(module, self) {
             return allocate(segment.data, 'i8', ALLOC_STACK);
           })
         ),
+        i8sToStack(
+          segments.map(function(segment) {
+            return segment.passive;
+          })
+        ),
         i32sToStack(
           segments.map(function(segment) {
             return segment.offset;
-- 
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