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.

2 files changed, 20 insertions, 8 deletions

diff --git a/test/binaryen.js/kitchen-sink.js b/test/binaryen.js/kitchen-sink.js
index 860fdf37d..1efccfd97 100644
--- a/test/binaryen.js/kitchen-sink.js
+++ b/test/binaryen.js/kitchen-sink.js
@@ -421,10 +421,18 @@ function test_core() {
 
   // Memory. One per module
 
-  module.setMemory(1, 256, "mem", [{
-    offset: module.i32.const(10),
-    data: "hello, world".split('').map(function(x) { return x.charCodeAt(0) })
-  }]);
+  module.setMemory(1, 256, "mem", [
+    {
+      passive: false,
+      offset: module.i32.const(10),
+      data: "hello, world".split('').map(function(x) { return x.charCodeAt(0) })
+    },
+    {
+      passive: true,
+      offset: null,
+      data: "I am passive".split('').map(function(x) { return x.charCodeAt(0) })
+    }
+  ]);
 
   // Start function. One per module
 
diff --git a/test/binaryen.js/kitchen-sink.js.txt b/test/binaryen.js/kitchen-sink.js.txt
index e5eb3cf65..0955fa515 100644
--- a/test/binaryen.js/kitchen-sink.js.txt
+++ b/test/binaryen.js/kitchen-sink.js.txt
@@ -59,6 +59,7 @@ getExpressionInfo(f64.const)={"id":14,"type":4,"value":9.5}
  (import "module" "base" (func $an-imported (param i32 f64) (result f32)))
  (memory $0 1 256)
  (data (i32.const 10) "hello, world")
+ (data passive "I am passive")
  (table $0 1 funcref)
  (elem (i32.const 0) "$kitchen()sinker")
  (export "kitchen_sinker" (func "$kitchen()sinker"))
@@ -3351,10 +3352,12 @@ getExpressionInfo(f64.const)={"id":14,"type":4,"value":9.5}
   expressions[656] = BinaryenConst(the_module, BinaryenLiteralInt32(10));
   {
     const char segment0[] = { 104, 101, 108, 108, 111, 44, 32, 119, 111, 114, 108, 100 };
-    const char* segments[] = { segment0 };
-    BinaryenExpressionRef segmentOffsets[] = { expressions[656] };
-    BinaryenIndex segmentSizes[] = { 12 };
-    BinaryenSetMemory(the_module, 1, 256, "mem", segments, segmentOffsets, segmentSizes, 1, 0);
+    const char segment1[] = { 73, 32, 97, 109, 32, 112, 97, 115, 115, 105, 118, 101 };
+    const char* segments[] = { segment0, segment1 };
+    int8_t segmentPassive[] = { 0, 1 };
+    BinaryenExpressionRef segmentOffsets[] = { expressions[656], expressions[0] };
+    BinaryenIndex segmentSizes[] = { 12, 12 };
+    BinaryenSetMemory(the_module, 1, 256, "mem", segments, segmentPassive, segmentOffsets, segmentSizes, 2, 0);
   }
   {
     BinaryenType paramTypes[] = { 0 };
@@ -3381,6 +3384,7 @@ getExpressionInfo(f64.const)={"id":14,"type":4,"value":9.5}
  (import "module" "base" (func $an-imported (param i32 f64) (result f32)))
  (memory $0 1 256)
  (data (i32.const 10) "hello, world")
+ (data passive "I am passive")
  (table $0 1 funcref)
  (elem (i32.const 0) "$kitchen()sinker")
  (export "kitchen_sinker" (func "$kitchen()sinker"))