From 03ade518f7c821cd0b44dfebf5872bd49b77298c Mon Sep 17 00:00:00 2001 From: Michael Williamson Date: Sun, 27 Aug 2023 22:23:39 +0100 Subject: Add WASM br instruction --- .../compiler/backends/wasm/structure/ast/instructions/WasmBr.java | 4 ++++ .../backends/wasm/structure/ast/instructions/WasmInstruction.java | 2 +- .../backends/wasm/structure/binary/WasmBinaryFormatInstructions.java | 5 +++++ 3 files changed, 10 insertions(+), 1 deletion(-) create mode 100644 src/main/java/org/shedlang/compiler/backends/wasm/structure/ast/instructions/WasmBr.java (limited to 'src/main/java') diff --git a/src/main/java/org/shedlang/compiler/backends/wasm/structure/ast/instructions/WasmBr.java b/src/main/java/org/shedlang/compiler/backends/wasm/structure/ast/instructions/WasmBr.java new file mode 100644 index 00000000..90c3eb94 --- /dev/null +++ b/src/main/java/org/shedlang/compiler/backends/wasm/structure/ast/instructions/WasmBr.java @@ -0,0 +1,4 @@ +package org.shedlang.compiler.backends.wasm.structure.ast.instructions; + +public record WasmBr(int labelIndex) implements WasmInstruction { +} diff --git a/src/main/java/org/shedlang/compiler/backends/wasm/structure/ast/instructions/WasmInstruction.java b/src/main/java/org/shedlang/compiler/backends/wasm/structure/ast/instructions/WasmInstruction.java index 28ddcc7c..8de6c0b1 100644 --- a/src/main/java/org/shedlang/compiler/backends/wasm/structure/ast/instructions/WasmInstruction.java +++ b/src/main/java/org/shedlang/compiler/backends/wasm/structure/ast/instructions/WasmInstruction.java @@ -1,4 +1,4 @@ package org.shedlang.compiler.backends.wasm.structure.ast.instructions; -public sealed interface WasmInstruction permits WasmBlock, WasmCall, WasmCallIndirect, WasmDrop, WasmGlobalGet, WasmGlobalSet, WasmI32Add, WasmI32Const, WasmI32Eq, WasmI32Load, WasmI32Ne, WasmI32Store, WasmI32Sub, WasmI64Const, WasmIf, WasmLocalGet, WasmLocalSet, WasmLoop, WasmMemoryAddressConst, WasmMemoryGrow, WasmReturn, WasmTableElementIndexConst { +public sealed interface WasmInstruction permits WasmBlock, WasmBr, WasmCall, WasmCallIndirect, WasmDrop, WasmGlobalGet, WasmGlobalSet, WasmI32Add, WasmI32Const, WasmI32Eq, WasmI32Load, WasmI32Ne, WasmI32Store, WasmI32Sub, WasmI64Const, WasmIf, WasmLocalGet, WasmLocalSet, WasmLoop, WasmMemoryAddressConst, WasmMemoryGrow, WasmReturn, WasmTableElementIndexConst { } diff --git a/src/main/java/org/shedlang/compiler/backends/wasm/structure/binary/WasmBinaryFormatInstructions.java b/src/main/java/org/shedlang/compiler/backends/wasm/structure/binary/WasmBinaryFormatInstructions.java index 6eb91258..c0d6d484 100644 --- a/src/main/java/org/shedlang/compiler/backends/wasm/structure/binary/WasmBinaryFormatInstructions.java +++ b/src/main/java/org/shedlang/compiler/backends/wasm/structure/binary/WasmBinaryFormatInstructions.java @@ -53,6 +53,11 @@ public class WasmBinaryFormatInstructions { writer.writeByte(0x0b); } + case WasmBr br -> { + writer.writeByte(0x0c); + writer.writeUnsignedInt32(br.labelIndex()); + } + case WasmReturn ignored -> { writer.writeByte(0x0f); } -- cgit v1.2.3