[x86][icelake][gfni]

added gfni feature recognition
added intrinsics support for gfni instructions
  _mm_gf2p8affineinv_epi64_epi8
  _mm_mask_gf2p8affineinv_epi64_epi8
  _mm_maskz_gf2p8affineinv_epi64_epi8
  _mm256_gf2p8affineinv_epi64_epi8
  _mm256_mask_gf2p8affineinv_epi64_epi8
  _mm256_maskz_gf2p8affineinv_epi64_epi8
  _mm512_gf2p8affineinv_epi64_epi8
  _mm512_mask_gf2p8affineinv_epi64_epi8
  _mm512_maskz_gf2p8affineinv_epi64_epi8
  _mm_gf2p8affine_epi64_epi8
  _mm_mask_gf2p8affine_epi64_epi8
  _mm_maskz_gf2p8affine_epi64_epi8
  _mm256_gf2p8affine_epi64_epi8
  _mm256_mask_gf2p8affine_epi64_epi8
  _mm256_maskz_gf2p8affine_epi64_epi8
  _mm512_gf2p8affine_epi64_epi8
  _mm512_mask_gf2p8affine_epi64_epi8
  _mm512_maskz_gf2p8affine_epi64_epi8
  _mm_gf2p8mul_epi8
  _mm_mask_gf2p8mul_epi8
  _mm_maskz_gf2p8mul_epi8
  _mm256_gf2p8mul_epi8
  _mm256_mask_gf2p8mul_epi8
  _mm256_maskz_gf2p8mul_epi8
  _mm512_gf2p8mul_epi8
  _mm512_mask_gf2p8mul_epi8
  _mm512_maskz_gf2p8mul_epi8
matching a similar work on the backend (D40373)
Differential Revision: https://reviews.llvm.org/D41582


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@321477 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 202 insertions, 0 deletions

diff --git a/lib/Headers/gfniintrin.h b/lib/Headers/gfniintrin.h
new file mode 100644
index 0000000000..20fadccfaa
--- /dev/null
+++ b/lib/Headers/gfniintrin.h
@@ -0,0 +1,202 @@
+/*===----------------- gfniintrin.h - GFNI intrinsics ----------------------===
+ *
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ *===-----------------------------------------------------------------------===
+ */
+#ifndef __IMMINTRIN_H
+#error "Never use <gfniintrin.h> directly; include <immintrin.h> instead."
+#endif
+
+#ifndef __GFNIINTRIN_H
+#define __GFNIINTRIN_H
+
+
+#define _mm_gf2p8affineinv_epi64_epi8(A, B, I) __extension__ ({                   \
+  (__m128i)__builtin_ia32_vgf2p8affineinvqb_v16qi((__v16qi)(__m128i)(A),          \
+                                                  (__v16qi)(__m128i)(B),          \
+                                                  (char)(I)); })
+
+#define _mm_mask_gf2p8affineinv_epi64_epi8(S, U, A, B, I) __extension__ ({        \
+  (__m128i)__builtin_ia32_selectb_128((__mmask16)(U),                             \
+        (__v16qi)_mm_gf2p8affineinv_epi64_epi8(A, B, I),                          \
+        (__v16qi)(__m128i)(S)); })
+
+
+#define _mm_maskz_gf2p8affineinv_epi64_epi8(U, A, B, I) __extension__ ({          \
+  (__m128i)_mm_mask_gf2p8affineinv_epi64_epi8((__m128i)_mm_setzero_si128(),       \
+        U, A, B, I); })
+
+
+#define _mm256_gf2p8affineinv_epi64_epi8(A, B, I) __extension__ ({                \
+  (__m256i)__builtin_ia32_vgf2p8affineinvqb_v32qi((__v32qi)(__m256i)(A),          \
+                                                  (__v32qi)(__m256i)(B),          \
+                                                  (char)(I)); })
+
+#define _mm256_mask_gf2p8affineinv_epi64_epi8(S, U, A, B, I) __extension__ ({     \
+   (__m256i)__builtin_ia32_selectb_256((__mmask32)(U),                            \
+        (__v32qi)_mm256_gf2p8affineinv_epi64_epi8(A, B, I),                       \
+        (__v32qi)(__m256i)(S)); })
+
+#define _mm256_maskz_gf2p8affineinv_epi64_epi8(U, A, B, I) __extension__ ({       \
+  (__m256i)_mm256_mask_gf2p8affineinv_epi64_epi8((__m256i)_mm256_setzero_si256(), \
+        U, A, B, I); })
+
+
+#define _mm512_gf2p8affineinv_epi64_epi8(A, B, I) __extension__ ({                \
+  (__m512i)__builtin_ia32_vgf2p8affineinvqb_v64qi((__v64qi)(__m512i)(A),          \
+                                                  (__v64qi)(__m512i)(B),          \
+                                                  (char)(I)); })
+
+#define _mm512_mask_gf2p8affineinv_epi64_epi8(S, U, A, B, I) __extension__ ({     \
+   (__m512i)__builtin_ia32_selectb_512((__mmask64)(U),                            \
+        (__v64qi)_mm512_gf2p8affineinv_epi64_epi8(A, B, I),                       \
+        (__v64qi)(__m512i)(S)); })
+
+#define _mm512_maskz_gf2p8affineinv_epi64_epi8(U, A, B, I) __extension__ ({       \
+  (__m512i)_mm512_mask_gf2p8affineinv_epi64_epi8((__m512i)_mm512_setzero_qi(),    \
+        U, A, B, I); })
+
+#define _mm_gf2p8affine_epi64_epi8(A, B, I) __extension__ ({                      \
+  (__m128i)__builtin_ia32_vgf2p8affineqb_v16qi((__v16qi)(__m128i)(A),             \
+                                                  (__v16qi)(__m128i)(B),          \
+                                                  (char)(I)); })
+
+#define _mm_mask_gf2p8affine_epi64_epi8(S, U, A, B, I) __extension__ ({           \
+  (__m128i)__builtin_ia32_selectb_128((__mmask16)(U),                             \
+        (__v16qi)_mm_gf2p8affine_epi64_epi8(A, B, I),                             \
+        (__v16qi)(__m128i)(S)); })
+
+
+#define _mm_maskz_gf2p8affine_epi64_epi8(U, A, B, I) __extension__ ({             \
+  (__m128i)_mm_mask_gf2p8affine_epi64_epi8((__m128i)_mm_setzero_si128(),          \
+        U, A, B, I); })
+
+
+#define _mm256_gf2p8affine_epi64_epi8(A, B, I) __extension__ ({                   \
+  (__m256i)__builtin_ia32_vgf2p8affineqb_v32qi((__v32qi)(__m256i)(A),             \
+                                                  (__v32qi)(__m256i)(B),          \
+                                                  (char)(I)); })
+
+#define _mm256_mask_gf2p8affine_epi64_epi8(S, U, A, B, I) __extension__ ({        \
+   (__m256i)__builtin_ia32_selectb_256((__mmask32)(U),                            \
+        (__v32qi)_mm256_gf2p8affine_epi64_epi8(A, B, I),                          \
+        (__v32qi)(__m256i)(S)); })
+
+#define _mm256_maskz_gf2p8affine_epi64_epi8(U, A, B, I) __extension__ ({          \
+  (__m256i)_mm256_mask_gf2p8affine_epi64_epi8((__m256i)_mm256_setzero_si256(),    \
+        U, A, B, I); })
+
+
+#define _mm512_gf2p8affine_epi64_epi8(A, B, I) __extension__ ({                   \
+  (__m512i)__builtin_ia32_vgf2p8affineqb_v64qi((__v64qi)(__m512i)(A),             \
+                                                  (__v64qi)(__m512i)(B),          \
+                                                  (char)(I)); })
+
+#define _mm512_mask_gf2p8affine_epi64_epi8(S, U, A, B, I) __extension__ ({        \
+   (__m512i)__builtin_ia32_selectb_512((__mmask64)(U),                            \
+        (__v64qi)_mm512_gf2p8affine_epi64_epi8(A, B, I),                          \
+        (__v64qi)(__m512i)(S)); })
+
+#define _mm512_maskz_gf2p8affine_epi64_epi8(U, A, B, I) __extension__ ({          \
+  (__m512i)_mm512_mask_gf2p8affine_epi64_epi8((__m512i)_mm512_setzero_qi(),       \
+        U, A, B, I); })
+
+/* Default attributes for simple form (no masking). */
+#define __DEFAULT_FN_ATTRS __attribute__((__always_inline__, __nodebug__, __target__("gfni")))
+
+/* Default attributes for ZMM forms. */
+#define __DEFAULT_FN_ATTRS_F __attribute__((__always_inline__, __nodebug__, __target__("avx512bw,gfni")))
+
+/* Default attributes for VLX forms. */
+#define __DEFAULT_FN_ATTRS_VL __attribute__((__always_inline__, __nodebug__, __target__("avx512bw,avx512vl,gfni")))
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm_gf2p8mul_epi8(__m128i __A, __m128i __B)
+{
+  return (__m128i) __builtin_ia32_vgf2p8mulb_v16qi((__v16qi) __A,
+              (__v16qi) __B);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS_VL
+_mm_mask_gf2p8mul_epi8(__m128i __S, __mmask16 __U, __m128i __A, __m128i __B)
+{
+  return (__m128i) __builtin_ia32_selectb_128(__U,
+              (__v16qi) _mm_gf2p8mul_epi8(__A, __B),
+              (__v16qi) __S);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS_VL
+_mm_maskz_gf2p8mul_epi8(__mmask16 __U, __m128i __A, __m128i __B)
+{
+  return _mm_mask_gf2p8mul_epi8((__m128i)_mm_setzero_si128(),
+              __U, __A, __B);
+}
+
+static __inline__ __m256i __DEFAULT_FN_ATTRS
+_mm256_gf2p8mul_epi8(__m256i __A, __m256i __B)
+{
+  return (__m256i) __builtin_ia32_vgf2p8mulb_v32qi((__v32qi) __A,
+              (__v32qi) __B);
+}
+
+static __inline__ __m256i __DEFAULT_FN_ATTRS_VL
+_mm256_mask_gf2p8mul_epi8(__m256i __S, __mmask32 __U, __m256i __A, __m256i __B)
+{
+  return (__m256i) __builtin_ia32_selectb_256(__U,
+              (__v32qi) _mm256_gf2p8mul_epi8(__A, __B),
+              (__v32qi) __S);
+}
+
+static __inline__ __m256i __DEFAULT_FN_ATTRS_VL
+_mm256_maskz_gf2p8mul_epi8(__mmask32 __U, __m256i __A, __m256i __B)
+{
+  return _mm256_mask_gf2p8mul_epi8((__m256i)_mm256_setzero_si256(),
+              __U, __A, __B);
+}
+
+static __inline__ __m512i __DEFAULT_FN_ATTRS_F
+_mm512_gf2p8mul_epi8(__m512i __A, __m512i __B)
+{
+  return (__m512i) __builtin_ia32_vgf2p8mulb_v64qi((__v64qi) __A,
+              (__v64qi) __B);
+}
+
+static __inline__ __m512i __DEFAULT_FN_ATTRS_F
+_mm512_mask_gf2p8mul_epi8(__m512i __S, __mmask64 __U, __m512i __A, __m512i __B)
+{
+  return (__m512i) __builtin_ia32_selectb_512(__U,
+              (__v64qi) _mm512_gf2p8mul_epi8(__A, __B),
+              (__v64qi) __S);
+}
+
+static __inline__ __m512i __DEFAULT_FN_ATTRS_F
+_mm512_maskz_gf2p8mul_epi8(__mmask64 __U, __m512i __A, __m512i __B)
+{
+  return _mm512_mask_gf2p8mul_epi8((__m512i)_mm512_setzero_qi(),
+              __U, __A, __B);
+}
+
+#undef __DEFAULT_FN_ATTRS
+#undef __DEFAULT_FN_ATTRS_F
+#undef __DEFAULT_FN_ATTRS_VL
+
+#endif // __GFNIINTRIN_H
+