static bool
RenderComparisonOperator(WasmRenderContext& c, AstComparisonOperator& op)
{
if (!c.buffer.append("("))
return false;
const char* opStr;
switch (op.expr()) {
case Expr::I32Eq: opStr = "i32.eq"; break;
case Expr::I32Ne: opStr = "i32.ne"; break;
case Expr::I32LtS: opStr = "i32.lt_s"; break;
case Expr::I32LtU: opStr = "i32.lt_u"; break;
case Expr::I32LeS: opStr = "i32.le_s"; break;
case Expr::I32LeU: opStr = "i32.le_u"; break;
case Expr::I32GtS: opStr = "i32.gt_s"; break;
case Expr::I32GtU: opStr = "i32.gt_u"; break;
case Expr::I32GeS: opStr = "i32.ge_s"; break;
case Expr::I32GeU: opStr = "i32.ge_u"; break;
case Expr::I64Eq: opStr = "i64.eq"; break;
case Expr::I64Ne: opStr = "i64.ne"; break;
case Expr::I64LtS: opStr = "i64.lt_s"; break;
case Expr::I64LtU: opStr = "i64.lt_u"; break;
case Expr::I64LeS: opStr = "i64.le_s"; break;
case Expr::I64LeU: opStr = "i64.le_u"; break;
case Expr::I64GtS: opStr = "i64.gt_s"; break;
case Expr::I64GtU: opStr = "i64.gt_u"; break;
case Expr::I64GeS: opStr = "i64.ge_s"; break;
case Expr::I64GeU: opStr = "i64.ge_u"; break;
case Expr::F32Eq: opStr = "f32.eq"; break;
case Expr::F32Ne: opStr = "f32.ne"; break;
case Expr::F32Lt: opStr = "f32.lt"; break;
case Expr::F32Le: opStr = "f32.le"; break;
case Expr::F32Gt: opStr = "f32.gt"; break;
case Expr::F32Ge: opStr = "f32.ge"; break;
case Expr::F64Eq: opStr = "f64.eq"; break;
case Expr::F64Ne: opStr = "f64.ne"; break;
case Expr::F64Lt: opStr = "f64.lt"; break;
case Expr::F64Le: opStr = "f64.le"; break;
case Expr::F64Gt: opStr = "f64.gt"; break;
case Expr::F64Ge: opStr = "f64.ge"; break;
default: return false;
}
if (!c.buffer.append(opStr, strlen(opStr)))
return false;
if (!c.buffer.append(" "))
return false;
if (!RenderExpr(c, *op.lhs()))
return false;
if (!c.buffer.append(" "))
return false;
if (!RenderExpr(c, *op.rhs()))
return false;
if (!c.buffer.append(")"))
return false;
return true;
}
static bool
RenderComparisonOperator(WasmRenderContext& c, AstComparisonOperator& comp)
{
if (!RenderExpr(c, *comp.lhs()))
return false;
if (!RenderExpr(c, *comp.rhs()))
return false;
if (!RenderIndent(c))
return false;
MAP_AST_EXPR(c, comp);
const char* opStr;
switch (comp.op()) {
case Op::I32Eq: opStr = "i32.eq"; break;
case Op::I32Ne: opStr = "i32.ne"; break;
case Op::I32LtS: opStr = "i32.lt_s"; break;
case Op::I32LtU: opStr = "i32.lt_u"; break;
case Op::I32LeS: opStr = "i32.le_s"; break;
case Op::I32LeU: opStr = "i32.le_u"; break;
case Op::I32GtS: opStr = "i32.gt_s"; break;
case Op::I32GtU: opStr = "i32.gt_u"; break;
case Op::I32GeS: opStr = "i32.ge_s"; break;
case Op::I32GeU: opStr = "i32.ge_u"; break;
case Op::I64Eq: opStr = "i64.eq"; break;
case Op::I64Ne: opStr = "i64.ne"; break;
case Op::I64LtS: opStr = "i64.lt_s"; break;
case Op::I64LtU: opStr = "i64.lt_u"; break;
case Op::I64LeS: opStr = "i64.le_s"; break;
case Op::I64LeU: opStr = "i64.le_u"; break;
case Op::I64GtS: opStr = "i64.gt_s"; break;
case Op::I64GtU: opStr = "i64.gt_u"; break;
case Op::I64GeS: opStr = "i64.ge_s"; break;
case Op::I64GeU: opStr = "i64.ge_u"; break;
case Op::F32Eq: opStr = "f32.eq"; break;
case Op::F32Ne: opStr = "f32.ne"; break;
case Op::F32Lt: opStr = "f32.lt"; break;
case Op::F32Le: opStr = "f32.le"; break;
case Op::F32Gt: opStr = "f32.gt"; break;
case Op::F32Ge: opStr = "f32.ge"; break;
case Op::F64Eq: opStr = "f64.eq"; break;
case Op::F64Ne: opStr = "f64.ne"; break;
case Op::F64Lt: opStr = "f64.lt"; break;
case Op::F64Le: opStr = "f64.le"; break;
case Op::F64Gt: opStr = "f64.gt"; break;
case Op::F64Ge: opStr = "f64.ge"; break;
default: return Fail(c, "unexpected comparison operator");
}
return c.buffer.append(opStr, strlen(opStr));
}