diff options
Diffstat (limited to 'src/wasm-stack.h')
| -rw-r--r-- | src/wasm-stack.h | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/src/wasm-stack.h b/src/wasm-stack.h index 9a71681a2..7003b7b95 100644 --- a/src/wasm-stack.h +++ b/src/wasm-stack.h @@ -94,7 +94,7 @@ public: enum class StackWriterMode { Binaryen2Binary, Binaryen2Stack, Stack2Binary }; template<StackWriterMode Mode, typename Parent> -class StackWriter : public Visitor<StackWriter<Mode, Parent>> { +class StackWriter : public OverriddenVisitor<StackWriter<Mode, Parent>> { public: StackWriter(Parent& parent, BufferWithRandomAccess& o, @@ -159,6 +159,8 @@ public: void visitNop(Nop* curr); void visitUnreachable(Unreachable* curr); void visitDrop(Drop* curr); + void visitPush(Push* curr); + void visitPop(Pop* curr); // We need to emit extra unreachable opcodes in some cases void emitExtraUnreachable(); @@ -358,7 +360,7 @@ void StackWriter<Mode, Parent>::visit(Expression* curr) { if (Mode == StackWriterMode::Binaryen2Binary && sourceMap) { parent.writeDebugLocation(curr, func); } - Visitor<StackWriter>::visit(curr); + OverriddenVisitor<StackWriter>::visit(curr); } // emits a node, but if it is a block with no name, emit a list of its contents @@ -2224,6 +2226,19 @@ void StackWriter<Mode, Parent>::visitDrop(Drop* curr) { } template<StackWriterMode Mode, typename Parent> +void StackWriter<Mode, Parent>::visitPush(Push* curr) { + // Turns into nothing in the binary format: leave the child on the + // stack for others to use. + visitChild(curr->value); +} + +template<StackWriterMode Mode, typename Parent> +void StackWriter<Mode, Parent>::visitPop(Pop* curr) { + // Turns into nothing in the binary format: just get a value that is + // already on the stack. +} + +template<StackWriterMode Mode, typename Parent> int32_t StackWriter<Mode, Parent>::getBreakIndex(Name name) { // -1 if not found for (int i = breakStack.size() - 1; i >= 0; i--) { if (breakStack[i] == name) { |