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serialize.go
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serialize.go
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package compiler
import (
"bytes"
"encoding/binary"
"github.com/perlin-network/life/compiler/opcodes"
)
// Serialize serializes a set of SSA-form instructions into a byte array
// for execution with an exec.VirtualMachine.
//
// Instruction encoding:
// Value ID (4 bytes) | Opcode (1 byte) | Operands
//
// Types are erased in the generated code.
// Example: float32/float64 are represented as uint32/uint64 respectively.
func (c *SSAFunctionCompiler) Serialize() []byte {
buf := &bytes.Buffer{}
insRelocs := make([]int, len(c.Code))
reloc32Targets := make([]int, 0)
for i, ins := range c.Code {
insRelocs[i] = buf.Len()
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Target))
switch ins.Op {
case "unreachable":
_ = binary.Write(buf, binary.LittleEndian, opcodes.Unreachable)
case "select":
_ = binary.Write(buf, binary.LittleEndian, opcodes.Select)
for i := 0; i < 3; i++ {
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[i]))
}
// Int 32-bit
case "i32.const", "f32.const":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32Const)
_ = binary.Write(buf, binary.LittleEndian, int32(ins.Immediates[0]))
case "i32.add":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32Add)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i32.sub":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32Sub)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i32.mul":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32Mul)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i32.div_s":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32DivS)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i32.div_u":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32DivU)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i32.rem_s":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32RemS)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i32.rem_u":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32RemU)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i32.and":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32And)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i32.or":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32Or)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i32.xor":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32Xor)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i32.shl":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32Shl)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i32.shr_s":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32ShrS)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i32.shr_u":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32ShrU)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i32.rotl":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32Rotl)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i32.rotr":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32Rotr)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i32.clz":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32Clz)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "i32.ctz":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32Ctz)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "i32.popcnt":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32PopCnt)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "i32.eqz":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32EqZ)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "i32.eq":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32Eq)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i32.ne":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32Ne)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i32.lt_s":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32LtS)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i32.lt_u":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32LtU)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i32.le_s":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32LeS)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i32.le_u":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32LeU)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i32.gt_s":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32GtS)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i32.gt_u":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32GtU)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i32.ge_s":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32GeS)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i32.ge_u":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32GeU)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
// Int 64-bit
case "i64.const", "f64.const":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64Const)
_ = binary.Write(buf, binary.LittleEndian, ins.Immediates[0])
case "i64.add":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64Add)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i64.sub":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64Sub)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i64.mul":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64Mul)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i64.div_s":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64DivS)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i64.div_u":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64DivU)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i64.rem_s":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64RemS)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i64.rem_u":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64RemU)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i64.and":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64And)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i64.or":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64Or)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i64.xor":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64Xor)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i64.shl":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64Shl)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i64.shr_s":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64ShrS)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i64.shr_u":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64ShrU)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i64.rotl":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64Rotl)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i64.rotr":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64Rotr)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i64.clz":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64Clz)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "i64.ctz":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64Ctz)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "i64.popcnt":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64PopCnt)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "i64.eqz":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64EqZ)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "i64.eq":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64Eq)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i64.ne":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64Ne)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i64.lt_s":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64LtS)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i64.lt_u":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64LtU)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i64.le_s":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64LeS)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i64.le_u":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64LeU)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i64.gt_s":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64GtS)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i64.gt_u":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64GtU)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i64.ge_s":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64GeS)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i64.ge_u":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64GeU)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
// Float 32-bit
case "f32.add":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F32Add)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "f32.sub":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F32Sub)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "f32.mul":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F32Mul)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "f32.div":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F32Div)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "f32.sqrt":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F32Sqrt)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "f32.min":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F32Min)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "f32.max":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F32Max)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "f32.ceil":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F32Ceil)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "f32.floor":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F32Floor)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "f32.trunc":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F32Trunc)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "f32.nearest":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F32Nearest)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "f32.abs":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F32Abs)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "f32.neg":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F32Neg)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "f32.copysign":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F32CopySign)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "f32.eq":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F32Eq)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "f32.ne":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F32Ne)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "f32.lt":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F32Lt)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "f32.le":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F32Le)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "f32.gt":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F32Gt)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "f32.ge":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F32Ge)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
// Float 64-bit
case "f64.add":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F64Add)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "f64.sub":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F64Sub)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "f64.mul":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F64Mul)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "f64.div":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F64Div)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "f64.sqrt":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F64Sqrt)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "f64.min":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F64Min)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "f64.max":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F64Max)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "f64.ceil":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F64Ceil)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "f64.floor":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F64Floor)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "f64.trunc":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F64Trunc)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "f64.nearest":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F64Nearest)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "f64.abs":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F64Abs)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "f64.neg":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F64Neg)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "f64.copysign":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F64CopySign)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "f64.eq":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F64Eq)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "f64.ne":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F64Ne)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "f64.lt":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F64Lt)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "f64.le":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F64Le)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "f64.gt":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F64Gt)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "f64.ge":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F64Ge)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "i32.wrap/i64":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32WrapI64)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "i32.trunc_s/f32":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32TruncSF32)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "i32.trunc_s/f64":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32TruncSF64)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "i32.trunc_u/f32":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32TruncUF32)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "i32.trunc_u/f64":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32TruncUF64)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "i64.trunc_s/f32":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64TruncSF32)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "i64.trunc_s/f64":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64TruncSF64)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "i64.trunc_u/f32":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64TruncUF32)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "i64.trunc_u/f64":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64TruncUF64)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "i64.extend_u/i32":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64ExtendUI32)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "i64.extend_s/i32":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64ExtendSI32)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "f32.demote/f64":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F32DemoteF64)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "f64.promote/f32":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F64PromoteF32)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "f32.convert_s/i32":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F32ConvertSI32)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "f32.convert_s/i64":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F32ConvertSI64)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "f32.convert_u/i32":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F32ConvertUI32)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "f32.convert_u/i64":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F32ConvertUI64)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "f64.convert_s/i32":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F64ConvertSI32)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "f64.convert_s/i64":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F64ConvertSI64)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "f64.convert_u/i32":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F64ConvertUI32)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "f64.convert_u/i64":
_ = binary.Write(buf, binary.LittleEndian, opcodes.F64ConvertUI64)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "i32.reinterpret/f32", "i64.reinterpret/f64", "f32.reinterpret/i32", "f64.reinterpret/i64":
_ = binary.Write(buf, binary.LittleEndian, opcodes.Nop)
case "i32.load", "f32.load":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32Load)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[0])) // Memory alignment flags
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[1])) // Memory offset
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0])) // Memory base address
case "i32.load8_s":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32Load8S)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[0])) // Memory alignment flags
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[1])) // Memory offset
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0])) // Memory base address
case "i32.load16_s":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32Load16S)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[0])) // Memory alignment flags
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[1])) // Memory offset
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0])) // Memory base address
case "i64.load8_s":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64Load8S)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[0])) // Memory alignment flags
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[1])) // Memory offset
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0])) // Memory base address
case "i64.load16_s":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64Load16S)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[0])) // Memory alignment flags
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[1])) // Memory offset
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0])) // Memory base address
case "i64.load32_s":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64Load32S)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[0])) // Memory alignment flags
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[1])) // Memory offset
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0])) // Memory base address
case "i32.load8_u":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32Load8U)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[0])) // Memory alignment flags
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[1])) // Memory offset
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0])) // Memory base address
case "i32.load16_u":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32Load16U)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[0])) // Memory alignment flags
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[1])) // Memory offset
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0])) // Memory base address
case "i64.load8_u":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64Load8U)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[0])) // Memory alignment flags
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[1])) // Memory offset
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0])) // Memory base address
case "i64.load16_u":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64Load16U)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[0])) // Memory alignment flags
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[1])) // Memory offset
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0])) // Memory base address
case "i64.load32_u":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64Load32U)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[0])) // Memory alignment flags
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[1])) // Memory offset
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0])) // Memory base address
case "i64.load", "f64.load":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64Load)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[0])) // Memory alignment flags
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[1])) // Memory offset
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0])) // Memory base address
case "i32.store", "f32.store":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32Store)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[0])) // Memory alignment flags
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[1])) // Memory offset
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0])) // Memory base address
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1])) // Address of value to store
case "i32.store8":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32Store8)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[0])) // Memory alignment flags
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[1])) // Memory offset
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0])) // Memory base address
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1])) // Address of value to store
case "i32.store16":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I32Store16)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[0])) // Memory alignment flags
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[1])) // Memory offset
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0])) // Memory base address
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1])) // Address of value to store
case "i64.store8":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64Store8)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[0])) // Memory alignment flags
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[1])) // Memory offset
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0])) // Memory base address
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1])) // Address of value to store
case "i64.store16":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64Store16)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[0])) // Memory alignment flags
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[1])) // Memory offset
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0])) // Memory base address
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1])) // Address of value to store
case "i64.store32":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64Store32)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[0])) // Memory alignment flags
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[1])) // Memory offset
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0])) // Memory base address
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1])) // Address of value to store
case "i64.store", "f64.store":
_ = binary.Write(buf, binary.LittleEndian, opcodes.I64Store)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[0])) // Memory alignment flags
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[1])) // Memory offset
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0])) // Memory base address
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1])) // Address of value to store
case "jmp":
_ = binary.Write(buf, binary.LittleEndian, opcodes.Jmp)
reloc32Targets = append(reloc32Targets, buf.Len())
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "jmp_if":
_ = binary.Write(buf, binary.LittleEndian, opcodes.JmpIf)
reloc32Targets = append(reloc32Targets, buf.Len())
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "jmp_either":
_ = binary.Write(buf, binary.LittleEndian, opcodes.JmpEither)
reloc32Targets = append(reloc32Targets, buf.Len())
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[0]))
reloc32Targets = append(reloc32Targets, buf.Len())
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[1]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "jmp_table":
_ = binary.Write(buf, binary.LittleEndian, opcodes.JmpTable)
_ = binary.Write(buf, binary.LittleEndian, uint32(len(ins.Immediates)-1))
for _, v := range ins.Immediates {
reloc32Targets = append(reloc32Targets, buf.Len())
_ = binary.Write(buf, binary.LittleEndian, uint32(v))
}
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[1]))
case "phi":
_ = binary.Write(buf, binary.LittleEndian, opcodes.Phi)
case "return":
if len(ins.Values) != 0 {
_ = binary.Write(buf, binary.LittleEndian, opcodes.ReturnValue)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
} else {
_ = binary.Write(buf, binary.LittleEndian, opcodes.ReturnVoid)
}
case "get_local":
_ = binary.Write(buf, binary.LittleEndian, opcodes.GetLocal)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[0]))
case "set_local":
_ = binary.Write(buf, binary.LittleEndian, opcodes.SetLocal)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "get_global":
_ = binary.Write(buf, binary.LittleEndian, opcodes.GetGlobal)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[0]))
case "set_global":
_ = binary.Write(buf, binary.LittleEndian, opcodes.SetGlobal)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "call":
_ = binary.Write(buf, binary.LittleEndian, opcodes.Call)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(len(ins.Values)))
for _, v := range ins.Values {
_ = binary.Write(buf, binary.LittleEndian, uint32(v))
}
case "call_indirect":
_ = binary.Write(buf, binary.LittleEndian, opcodes.CallIndirect)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Immediates[0]))
_ = binary.Write(buf, binary.LittleEndian, uint32(len(ins.Values)))
for _, v := range ins.Values {
_ = binary.Write(buf, binary.LittleEndian, uint32(v))
}
case "memory.size":
_ = binary.Write(buf, binary.LittleEndian, opcodes.CurrentMemory)
case "memory.grow":
_ = binary.Write(buf, binary.LittleEndian, opcodes.GrowMemory)
_ = binary.Write(buf, binary.LittleEndian, uint32(ins.Values[0]))
case "add_gas":
_ = binary.Write(buf, binary.LittleEndian, opcodes.AddGas)
_ = binary.Write(buf, binary.LittleEndian, uint64(ins.Immediates[0]))
case "fp_disabled_error":
_ = binary.Write(buf, binary.LittleEndian, opcodes.FPDisabledError)
default:
panic(ins.Op)
}
}
ret := buf.Bytes()
for _, t := range reloc32Targets {
insPos := binary.LittleEndian.Uint32(ret[t : t+4])
binary.LittleEndian.PutUint32(ret[t:t+4], uint32(insRelocs[insPos]))
}
return ret
}