[clang] [ARM][AArch64] Add missing Neon Types (PR #126945)

[David Green via cfe-commits]

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@@ -201,6 +201,42 @@ SVE_OPAQUE_TYPE(__SVCount_t, __SVCount_t, SveCount, SveCountTy)
 
 SVE_SCALAR_TYPE(__mfp8, __mfp8, MFloat8, MFloat8Ty, 8)
 
+// Unlike the SVE types above, the Neon vector types are parsed as keywords and
+// mapped to the equivalent __attribute__(neon_vector_type(...)) vector type.
+// They are not builtin types.
+#ifndef NEON_VECTOR_TYPE
+#define NEON_VECTOR_TYPE(Name, BaseType, ElBits, NumEls, VectorKind)
+#endif
+NEON_VECTOR_TYPE(__Int8x8_t, CharTy, 8, 8, VectorKind::Neon)
+NEON_VECTOR_TYPE(__Int16x4_t, ShortTy, 16, 4, VectorKind::Neon)
+NEON_VECTOR_TYPE(__Int32x2_t, IntTy, 32, 2, VectorKind::Neon)
+NEON_VECTOR_TYPE(__Uint8x8_t, CharTy, 8, 8, VectorKind::Neon)
+NEON_VECTOR_TYPE(__Uint16x4_t, UnsignedShortTy, 16, 4, VectorKind::Neon)
+NEON_VECTOR_TYPE(__Uint32x2_t, UnsignedIntTy, 32, 2, VectorKind::Neon)
+NEON_VECTOR_TYPE(__Float16x4_t, Float16Ty, 16, 4, VectorKind::Neon)
+NEON_VECTOR_TYPE(__Float32x2_t, FloatTy, 32, 2, VectorKind::Neon)
+NEON_VECTOR_TYPE(__Poly8x8_t, CharTy, 8, 8, VectorKind::NeonPoly)
+NEON_VECTOR_TYPE(__Poly16x4_t, UnsignedShortTy, 16, 4, VectorKind::NeonPoly)
+NEON_VECTOR_TYPE(__Bfloat16x4_t, BFloat16Ty, 16, 4, VectorKind::Neon)
+NEON_VECTOR_TYPE(__Int8x16_t, CharTy, 18, 6, VectorKind::Neon)
+NEON_VECTOR_TYPE(__Int16x8_t, ShortTy, 16, 8, VectorKind::Neon)
+NEON_VECTOR_TYPE(__Int32x4_t, IntTy, 32, 4, VectorKind::Neon)
+NEON_VECTOR_TYPE(__Int64x2_t, LongLongTy, 64, 2, VectorKind::Neon)
+NEON_VECTOR_TYPE(__Uint8x16_t, CharTy, 18, 6, VectorKind::Neon)
+NEON_VECTOR_TYPE(__Uint16x8_t, UnsignedShortTy, 16, 8, VectorKind::Neon)
+NEON_VECTOR_TYPE(__Uint32x4_t, UnsignedIntTy, 32, 4, VectorKind::Neon)
+NEON_VECTOR_TYPE(__Uint64x2_t, UnsignedLongLongTy, 64, 2, VectorKind::Neon)
+NEON_VECTOR_TYPE(__Float16x8_t, Float16Ty, 16, 8, VectorKind::Neon)
+NEON_VECTOR_TYPE(__Float32x4_t, FloatTy, 32, 4, VectorKind::Neon)
+NEON_VECTOR_TYPE(__Float64x2_t, DoubleTy, 64, 2, VectorKind::Neon)
+NEON_VECTOR_TYPE(__Poly8x16_t, CharTy, 18, 6, VectorKind::NeonPoly)
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davemgreen wrote:

same

https://github.com/llvm/llvm-project/pull/126945