timshen created this revision.
timshen added a reviewer: mclow.lists.
Herald added subscribers: christof, sanjoy.
Herald added a reviewer: EricWF.
https://reviews.llvm.org/D44664
Files:
libcxx/include/experimental/simd
libcxx/test/std/experimental/simd/simd.access/default.pass.cpp
libcxx/test/std/experimental/simd/simd.mask.access/default.pass.cpp
Index: libcxx/test/std/experimental/simd/simd.mask.access/default.pass.cpp
===================================================================
--- libcxx/test/std/experimental/simd/simd.mask.access/default.pass.cpp
+++ libcxx/test/std/experimental/simd/simd.mask.access/default.pass.cpp
@@ -76,6 +76,12 @@
assert(bool(c[1]) == false);
}
+ {
+ auto c = a;
+ c[0] = b[0];
+ assert(bool(c[0]) == true);
+ assert(bool(c[1]) == false);
+ }
{
auto c = a;
c[0] += b[0];
@@ -136,6 +142,30 @@
assert(bool(c[0]) == true);
assert(bool(c[1]) == false);
}
+ {
+ auto aa = a, bb = b;
+ swap(aa[0], bb[0]);
+ assert(aa[0] == true);
+ assert(bb[0] == false);
+ assert(aa[1] == false);
+ assert(bb[1] == true);
+ }
+ {
+ auto c = a;
+ bool d = true;
+ swap(c[0], d);
+ assert(c[0] == true);
+ assert(d == false);
+ assert(c[1] == false);
+ }
+ {
+ auto c = a;
+ bool d = true;
+ swap(d, c[0]);
+ assert(c[0] == true);
+ assert(d == false);
+ assert(c[1] == false);
+ }
{
auto c = a;
Index: libcxx/test/std/experimental/simd/simd.access/default.pass.cpp
===================================================================
--- libcxx/test/std/experimental/simd/simd.access/default.pass.cpp
+++ libcxx/test/std/experimental/simd/simd.access/default.pass.cpp
@@ -77,6 +77,12 @@
assert(c[1] == 42);
}
+ {
+ auto c = a;
+ c[0] = b[0];
+ assert(c[0] == 4);
+ assert(c[1] == 42);
+ }
{
auto c = a;
c[0] += b[0];
@@ -137,7 +143,30 @@
assert(c[0] == (42 ^ 4));
assert(c[1] == 42);
}
-
+ {
+ auto aa = a, bb = b;
+ swap(aa[0], bb[0]);
+ assert(aa[0] == 4);
+ assert(bb[0] == 42);
+ assert(aa[1] == 42);
+ assert(bb[1] == 4);
+ }
+ {
+ auto c = a;
+ int d = 4;
+ swap(c[0], d);
+ assert(c[0] == 4);
+ assert(d == 42);
+ assert(c[1] == 42);
+ }
+ {
+ auto c = a;
+ int d = 4;
+ swap(d, c[0]);
+ assert(c[0] == 4);
+ assert(d == 42);
+ assert(c[1] == 42);
+ }
{
auto c = a;
(void)(a[0] + (c[0] += a[0]));
Index: libcxx/include/experimental/simd
===================================================================
--- libcxx/include/experimental/simd
+++ libcxx/include/experimental/simd
@@ -1219,6 +1219,11 @@
return *this;
}
+ template <class _Up>
+ __simd_reference operator=(__simd_reference<_Vp, _Up, _Abi>&& __ref) && {
+ return std::move(*this) = _Vp(__ref);
+ }
+
__simd_reference operator++() && {
return std::move(*this) = __ptr_->__get(__index_) + 1;
}
@@ -1288,6 +1293,22 @@
return std::move(*this) =
__from_value_type(__ptr_->__get(__index_) ^ __val);
}
+
+ friend void swap(__simd_reference&& a, __simd_reference&& b) noexcept {
+ _Vp __val = std::move(b);
+ std::move(b) = std::move(a);
+ std::move(a) = __val;
+ }
+
+ friend void swap(_Vp& a, __simd_reference&& b) noexcept {
+ swap(std::move(b), a);
+ }
+
+ friend void swap(__simd_reference&& a, _Vp& b) noexcept {
+ _Vp __val = b;
+ b = std::move(a);
+ std::move(a) = __val;
+ }
};
template <class _To, class _From>
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