chore: add ref instructions

Signed-off-by: Henry <mail@henrygressmann.de>

5 files changed, 27 insertions, 11 deletions

diff --git a/crates/parser/src/conversion.rs b/crates/parser/src/conversion.rs
index b962ff4..1b22af8 100644
--- a/crates/parser/src/conversion.rs
+++ b/crates/parser/src/conversion.rs
@@ -296,6 +296,9 @@ pub(crate) fn process_const_operators(ops: OperatorsReader) -> Result<ConstInstr
 
 pub fn process_const_operator(op: wasmparser::Operator) -> Result<ConstInstruction> {
     match op {
+        wasmparser::Operator::RefNull { ty } => Ok(ConstInstruction::RefNull(convert_valtype(&ty))),
+        wasmparser::Operator::RefFunc { function_index } => Ok(ConstInstruction::RefFunc(function_index)),
+
         wasmparser::Operator::I32Const { value } => Ok(ConstInstruction::I32Const(value)),
         wasmparser::Operator::I64Const { value } => Ok(ConstInstruction::I64Const(value)),
         wasmparser::Operator::F32Const { value } => Ok(ConstInstruction::F32Const(f32::from_bits(value.bits()))), // TODO: check if this is correct
@@ -414,12 +417,15 @@ pub fn process_operators<'a>(
             LocalTee { local_index } => Instruction::LocalTee(local_index),
             GlobalGet { global_index } => Instruction::GlobalGet(global_index),
             GlobalSet { global_index } => Instruction::GlobalSet(global_index),
-            MemorySize { .. } => Instruction::MemorySize,
-            MemoryGrow { .. } => Instruction::MemoryGrow,
+            MemorySize { mem, mem_byte } => Instruction::MemorySize(mem, mem_byte),
+            MemoryGrow { mem, mem_byte } => Instruction::MemoryGrow(mem, mem_byte),
             I32Const { value } => Instruction::I32Const(value),
             I64Const { value } => Instruction::I64Const(value),
-            F32Const { value } => Instruction::F32Const(f32::from_bits(value.bits())), // TODO: check if this is correct
-            F64Const { value } => Instruction::F64Const(f64::from_bits(value.bits())), // TODO: check if this is correct
+            F32Const { value } => Instruction::F32Const(f32::from_bits(value.bits())),
+            F64Const { value } => Instruction::F64Const(f64::from_bits(value.bits())),
+            RefNull { ty } => Instruction::RefNull(convert_valtype(&ty)),
+            RefIsNull => Instruction::RefIsNull,
+            RefFunc { function_index } => Instruction::RefFunc(function_index),
             I32Load { memarg } => Instruction::I32Load(convert_memarg(memarg)),
             I64Load { memarg } => Instruction::I64Load(convert_memarg(memarg)),
             F32Load { memarg } => Instruction::F32Load(convert_memarg(memarg)),
@@ -580,10 +586,11 @@ pub fn process_operators<'a>(
             I64TruncSatF64S => Instruction::I64TruncSatF64S,
             I64TruncSatF64U => Instruction::I64TruncSatF64U,
             op => {
+                log::error!("Unsupported instruction: {:?}", op);
                 return Err(crate::ParseError::UnsupportedOperator(format!(
                     "Unsupported instruction: {:?}",
                     op
-                )))
+                )));
             }
         };
 
diff --git a/crates/tinywasm/tests/generated/mvp.csv b/crates/tinywasm/tests/generated/mvp.csv
index 9bb7d0a..275de67 100644
--- a/crates/tinywasm/tests/generated/mvp.csv
+++ b/crates/tinywasm/tests/generated/mvp.csv
@@ -2,4 +2,4 @@
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diff --git a/crates/tinywasm/tests/generated/progress-mvp.svg b/crates/tinywasm/tests/generated/progress-mvp.svg
index c482202..8d954a1 100644
--- a/crates/tinywasm/tests/generated/progress-mvp.svg
+++ b/crates/tinywasm/tests/generated/progress-mvp.svg
@@ -53,12 +53,12 @@ v0.1.0 (17630)
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diff --git a/crates/tinywasm/tests/test-mvp.rs b/crates/tinywasm/tests/test-mvp.rs
index fdd043d..cc04a3c 100644
--- a/crates/tinywasm/tests/test-mvp.rs
+++ b/crates/tinywasm/tests/test-mvp.rs
@@ -8,7 +8,7 @@ fn main() -> Result<()> {
 
 fn test_mvp() -> Result<()> {
     let mut test_suite = TestSuite::new();
-
+    TestSuite::set_log_level(log::LevelFilter::Off);
     test_suite.run_spec_group(wasm_testsuite::MVP_TESTS)?;
     test_suite.save_csv("./tests/generated/mvp.csv", env!("CARGO_PKG_VERSION"))?;
 
diff --git a/crates/types/src/instructions.rs b/crates/types/src/instructions.rs
index 95fddc5..535b727 100644
--- a/crates/types/src/instructions.rs
+++ b/crates/types/src/instructions.rs
@@ -1,3 +1,5 @@
+use crate::MemAddr;
+
 use super::{FuncAddr, GlobalAddr, LabelAddr, LocalAddr, TableAddr, TypeAddr, ValType};
 
 #[derive(Debug, Copy, Clone, PartialEq, Eq)]
@@ -26,6 +28,8 @@ pub enum ConstInstruction {
     F32Const(f32),
     F64Const(f64),
     GlobalGet(GlobalAddr),
+    RefNull(ValType),
+    RefFunc(FuncAddr),
 }
 
 /// A WebAssembly Instruction
@@ -99,8 +103,8 @@ pub enum Instruction {
     I64Store8(MemArg),
     I64Store16(MemArg),
     I64Store32(MemArg),
-    MemorySize,
-    MemoryGrow,
+    MemorySize(MemAddr, u8),
+    MemoryGrow(MemAddr, u8),
 
     // Constants
     I32Const(i32),
@@ -108,6 +112,11 @@ pub enum Instruction {
     F32Const(f32),
     F64Const(f64),
 
+    // Reference Types
+    RefNull(ValType),
+    RefFunc(FuncAddr),
+    RefIsNull,
+
     // Numeric Instructions
     // See <https://webassembly.github.io/spec/core/binary/instructions.html#numeric-instructions>
     I32Eqz,