+2024-05-10 Matthias Kretz <m.kretz@gsi.de>
+
+ Backported from master:
+ 2024-04-22 Matthias Kretz <m.kretz@gsi.de>
+
+ PR libstdc++/114803
+ * include/experimental/bits/simd_builtin.h
+ (_SimdBase2::operator __vector_type_t): There is no __builtin()
+ function in _SimdWrapper, instead use its conversion operator.
+ * testsuite/experimental/simd/pr114803_vecbuiltin_cvt.cc: New
+ test.
+
+2024-05-10 Matthias Kretz <m.kretz@gsi.de>
+
+ Backported from master:
+ 2024-04-22 Matthias Kretz <m.kretz@gsi.de>
+
+ * include/experimental/bits/simd.h: Ignore -Wnarrowing for
+ arm_neon.h.
+ (__int_for_sizeof): Replace tautological compare with checking
+ for invalid template parameter value.
+ * include/experimental/bits/simd_builtin.h (__extract_part):
+ Remove tautological compare by combining two static_assert.
+
+2024-05-10 Matthias Kretz <m.kretz@gsi.de>
+
+ Backported from master:
+ 2024-04-17 Matthias Kretz <m.kretz@gsi.de>
+
+ * include/experimental/bits/numeric_traits.h: Add include guard.
+
+2024-05-10 Matthias Kretz <m.kretz@gsi.de>
+
+ Backported from master:
+ 2024-04-17 Matthias Kretz <m.kretz@gsi.de>
+
+ PR libstdc++/114750
+ * include/experimental/bits/simd_builtin.h
+ (_SimdImplBuiltin::_S_load, _S_store): Fall back to copying
+ scalars if the memory type cannot be vectorized for the target.
+
+2024-05-10 Matthias Kretz <m.kretz@gsi.de>
+
+ Backported from master:
+ 2024-03-27 Matthias Kretz <m.kretz@gsi.de>
+
+ * include/experimental/bits/simd_x86.h (_S_masked_unary):
+ Cast inputs < 16 bytes to 16 byte vectors before calling the
+ right subtraction builtin. Before returning, truncate to the
+ return vector type.
+
+2024-05-10 Matthias Kretz <m.kretz@gsi.de>
+
+ Backported from master:
+ 2024-03-27 Matthias Kretz <m.kretz@gsi.de>
+
+ * include/experimental/bits/simd_x86.h (_S_masked_unary): Call
+ the 4- and 8-byte variants of __builtin_ia32_subp[ds] without
+ rounding direction argument.
+
+2024-05-10 Matthias Kretz <m.kretz@gsi.de>
+
+ Backported from master:
+ 2023-06-06 Matthias Kretz <m.kretz@gsi.de>
+
+ PR libstdc++/109822
+ * include/experimental/bits/simd_builtin.h (_S_store): Rewrite
+ to avoid casts to other vector types. Implement store as
+ succession of power-of-2 sized memcpy to avoid PR90424.
+
+2024-05-10 Matthias Kretz <m.kretz@gsi.de>
+
+ Backported from master:
+ 2023-06-06 Matthias Kretz <m.kretz@gsi.de>
+
+ PR libstdc++/110054
+ * include/experimental/bits/simd_builtin.h (_S_masked_store):
+ Call into deduced ABI's SimdImpl after conversion.
+ * include/experimental/bits/simd_x86.h (_S_masked_store_nocvt):
+ Don't use _mm_maskmoveu_si128. Use the generic fall-back
+ implementation. Also fix masked stores without SSE2, which
+ were not doing anything before.
+
+2024-05-10 Matthias Kretz <m.kretz@gsi.de>
+
+ Backported from master:
+ 2023-06-06 Matthias Kretz <m.kretz@gsi.de>
+
+ * include/experimental/bits/simd.h (__bit_cast): Use
+ __gnu__::__vector_size__ instead of gnu::vector_size.
+
2024-05-02 Jonathan Wakely <jwakely@redhat.com>
Backported from master: