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Replace parameter pack in expression<> with a single Tuple param.

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This commit is contained in:
Zach Laine
2016-11-21 18:30:18 -06:00
parent 44f5292e49
commit 0033b42734
24 changed files with 806 additions and 452 deletions
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65
test/user_expression_transform_3.cpp
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@@ -7,6 +7,7 @@ template <typename T>
using term = boost::proto17::terminal<T>;
namespace bp17 = boost::proto17;
namespace bh = boost::hana;
namespace user {
@@ -37,19 +38,23 @@ namespace user {
struct plus_to_minus_xform
{
template <typename Expr1, typename Expr2>
decltype(auto) operator() (bp17::expression<bp17::expr_kind::plus, Expr1, Expr2> const & expr)
decltype(auto) operator() (bp17::expression<bp17::expr_kind::plus, bh::tuple<Expr1, Expr2>> const & expr)
{ return bp17::make_expression<bp17::expr_kind::minus>(expr.left(), expr.right()); }
};
decltype(auto) naxpy_eager_nontemplate_xform (
bp17::expression<
bp17::expr_kind::plus,
bp17::expression<
bp17::expr_kind::multiplies,
term<user::number>,
bh::tuple<
bp17::expression<
bp17::expr_kind::multiplies,
bh::tuple<
term<user::number>,
term<user::number>
>
>,
term<user::number>
>,
term<user::number>
>
> const & expr
) {
auto a = evaluate(expr.left().left());
@@ -61,12 +66,16 @@ namespace user {
decltype(auto) naxpy_lazy_nontemplate_xform (
bp17::expression<
bp17::expr_kind::plus,
bp17::expression<
bp17::expr_kind::multiplies,
term<user::number>,
bh::tuple<
bp17::expression<
bp17::expr_kind::multiplies,
bh::tuple<
term<user::number>,
term<user::number>
>
>,
term<user::number>
>,
term<user::number>
>
> const & expr
) {
auto a = expr.left().left();
@@ -81,12 +90,16 @@ namespace user {
decltype(auto) operator() (
bp17::expression<
bp17::expr_kind::plus,
bp17::expression<
bp17::expr_kind::multiplies,
Expr1,
Expr2
>,
Expr3
bh::tuple<
bp17::expression<
bp17::expr_kind::multiplies,
bh::tuple<
Expr1,
Expr2
>
>,
Expr3
>
> const & expr
) {
auto a = transform(expr.left().left(), naxpy_xform{});
@@ -218,17 +231,23 @@ TEST(move_only, test_user_expression_transform_3)
term<std::unique_ptr<int>> i{new int{7}};
bp17::expression<
bp17::expr_kind::plus,
term<double>,
term<std::unique_ptr<int>>
bh::tuple<
term<double>,
term<std::unique_ptr<int>>
>
> expr_1 = unity + std::move(i);
bp17::expression<
bp17::expr_kind::plus,
term<double>,
bp17::expression<
bp17::expr_kind::plus,
bh::tuple<
term<double>,
term<std::unique_ptr<int>>
bp17::expression<
bp17::expr_kind::plus,
bh::tuple<
term<double>,
term<std::unique_ptr<int>>
>
>
>
> expr_2 = unity + std::move(expr_1);