Update parity-wasm

Bring in some support for bulk-memory-operations instructions

crates/cli-support/Cargo.toml

@@ -13,7 +13,7 @@ Shared support for the wasm-bindgen-cli package, an internal dependency
 [dependencies]
 base64 = "0.9"
 failure = "0.1.2"
-parity-wasm = "0.34"
+parity-wasm = "0.35"
 tempfile = "3.0"
 wasm-bindgen-shared = { path = "../shared", version = '=0.2.25' }
 wasm-bindgen-wasm-interpreter = { path = "../wasm-interpreter", version = '=0.2.25' }

crates/cli-support/src/js/closures.rs

@@ -153,8 +153,9 @@ impl ClosureDescriptors {
             let to_remove = remove.get(&i).unwrap_or(&empty);
 
             let mut current = Vec::new();
-            assert_eq!(entry.offset().code().len(), 2);
+            let offset = entry.offset().as_ref().unwrap();
-            let mut offset = match entry.offset().code()[0] {
+            assert_eq!(offset.code().len(), 2);
+            let mut offset = match offset.code()[0] {
                 Instruction::I32Const(x) => x,
                 _ => unreachable!(),
             };
@@ -172,7 +173,7 @@ impl ClosureDescriptors {
                     let members = mem::replace(&mut current, Vec::new());
                     let offset =
                         InitExpr::new(vec![Instruction::I32Const(offset), Instruction::End]);
-                    let new_entry = ElementSegment::new(0, offset, members);
+                    let new_entry = ElementSegment::new(0, Some(offset), members, false);
                     elements.entries_mut().push(new_entry);
                 }
                 offset = next_offset;
@@ -180,7 +181,7 @@ impl ClosureDescriptors {
             // Any remaining function table entries get pushed at the end.
             if current.len() > 0 {
                 let offset = InitExpr::new(vec![Instruction::I32Const(offset), Instruction::End]);
-                let new_entry = ElementSegment::new(0, offset, current);
+                let new_entry = ElementSegment::new(0, Some(offset), current, false);
                 elements.entries_mut().push(new_entry);
             }
         }

crates/cli/Cargo.toml

@@ -18,7 +18,7 @@ docopt = "1.0"
 env_logger = "0.5"
 failure = "0.1.2"
 log = "0.4"
-parity-wasm = "0.34"
+parity-wasm = "0.35"
 rouille = { version = "2.1.0", default-features = false }
 serde = "1.0"
 serde_derive = "1.0"

crates/gc/Cargo.toml

@@ -11,6 +11,6 @@ Support for removing unused items from a wasm executable
 """
 
 [dependencies]
-parity-wasm = "0.34"
+parity-wasm = "0.35"
 log = "0.4"
 rustc-demangle = "0.1.9"

crates/gc/src/lib.rs

@@ -417,16 +417,20 @@ impl<'a> LiveContext<'a> {
     }
 
     fn add_data_segment(&mut self, data: &DataSegment) {
+        if let Some(offset) = data.offset() {
             self.add_memory(data.index());
-        self.add_init_expr(data.offset());
+            self.add_init_expr(offset);
+        }
     }
 
     fn add_element_segment(&mut self, seg: &ElementSegment) {
         for member in seg.members() {
             self.add_function(*member);
         }
+        if let Some(offset) = seg.offset() {
             self.add_table(seg.index());
-        self.add_init_expr(seg.offset());
+            self.add_init_expr(offset);
+        }
     }
 }
 
@@ -673,7 +677,9 @@ impl<'a> RemapContext<'a> {
         for m in s.members_mut() {
             self.remap_function_idx(m);
         }
-        self.remap_init_expr(s.offset_mut());
+        if let Some(offset) = s.offset_mut() {
+            self.remap_init_expr(offset);
+        }
     }
 
     fn remap_code_section(&self, s: &mut CodeSection) -> bool {
@@ -725,7 +731,9 @@ impl<'a> RemapContext<'a> {
         let mut i = segment.index();
         self.remap_memory_idx(&mut i);
         assert_eq!(segment.index(), i);
-        self.remap_init_expr(segment.offset_mut());
+        if let Some(offset) = segment.offset_mut() {
+            self.remap_init_expr(offset);
+        }
     }
 
     fn remap_type_idx(&self, i: &mut u32) {

crates/wasm-interpreter/Cargo.toml

@@ -11,7 +11,7 @@ Micro-interpreter optimized for wasm-bindgen's use case
 """
 
 [dependencies]
-parity-wasm = "0.34"
+parity-wasm = "0.35"
 
 [dev-dependencies]
 tempfile = "3"

crates/wasm-interpreter/src/lib.rs

@@ -248,7 +248,10 @@ impl Interpreter {
             .iter()
             .enumerate()
             .filter_map(|(i, entry)| {
-                let code = entry.offset().code();
+                let code = match entry.offset() {
+                    Some(offset) => offset.code(),
+                    None => return None,
+                };
                 if code.len() != 2 {
                     return None;
                 }