aboutsummaryrefslogtreecommitdiffstats
path: root/lib/Headers/ppc_wrappers/smmintrin.h
diff options
context:
space:
mode:
Diffstat (limited to 'lib/Headers/ppc_wrappers/smmintrin.h')
-rw-r--r--lib/Headers/ppc_wrappers/smmintrin.h85
1 files changed, 85 insertions, 0 deletions
diff --git a/lib/Headers/ppc_wrappers/smmintrin.h b/lib/Headers/ppc_wrappers/smmintrin.h
new file mode 100644
index 000000000000..56ef6ba76b06
--- /dev/null
+++ b/lib/Headers/ppc_wrappers/smmintrin.h
@@ -0,0 +1,85 @@
+/*===---- smmintrin.h - Implementation of SSE4 intrinsics on PowerPC -------===
+ *
+ * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+ * See https://llvm.org/LICENSE.txt for license information.
+ * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+ *
+ *===-----------------------------------------------------------------------===
+ */
+
+/* Implemented from the specification included in the Intel C++ Compiler
+ User Guide and Reference, version 9.0.
+
+ NOTE: This is NOT a complete implementation of the SSE4 intrinsics! */
+
+#ifndef NO_WARN_X86_INTRINSICS
+/* This header is distributed to simplify porting x86_64 code that
+ makes explicit use of Intel intrinsics to powerp64/powerpc64le.
+
+ It is the user's responsibility to determine if the results are
+ acceptable and make additional changes as necessary.
+
+ Note that much code that uses Intel intrinsics can be rewritten in
+ standard C or GNU C extensions, which are more portable and better
+ optimized across multiple targets. */
+#error \
+ "Please read comment above. Use -DNO_WARN_X86_INTRINSICS to disable this error."
+#endif
+
+#ifndef SMMINTRIN_H_
+#define SMMINTRIN_H_
+
+#if defined(__linux__) && defined(__ppc64__)
+
+#include <altivec.h>
+#include <emmintrin.h>
+
+extern __inline int
+ __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+ _mm_extract_epi8(__m128i __X, const int __N) {
+ return (unsigned char)((__v16qi)__X)[__N & 15];
+}
+
+extern __inline int
+ __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+ _mm_extract_epi32(__m128i __X, const int __N) {
+ return ((__v4si)__X)[__N & 3];
+}
+
+extern __inline int
+ __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+ _mm_extract_epi64(__m128i __X, const int __N) {
+ return ((__v2di)__X)[__N & 1];
+}
+
+extern __inline int
+ __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+ _mm_extract_ps(__m128 __X, const int __N) {
+ return ((__v4si)__X)[__N & 3];
+}
+
+extern __inline __m128i
+ __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+ _mm_blend_epi16(__m128i __A, __m128i __B, const int __imm8) {
+ __v16qi __charmask = vec_splats((signed char)__imm8);
+ __charmask = vec_gb(__charmask);
+ __v8hu __shortmask = (__v8hu)vec_unpackh(__charmask);
+#ifdef __BIG_ENDIAN__
+ __shortmask = vec_reve(__shortmask);
+#endif
+ return (__m128i)vec_sel((__v8hu)__A, (__v8hu)__B, __shortmask);
+}
+
+extern __inline __m128i
+ __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+ _mm_blendv_epi8(__m128i __A, __m128i __B, __m128i __mask) {
+ const __v16qu __seven = vec_splats((unsigned char)0x07);
+ __v16qu __lmask = vec_sra((__v16qu)__mask, __seven);
+ return (__m128i)vec_sel((__v16qu)__A, (__v16qu)__B, __lmask);
+}
+
+#else
+#include_next <smmintrin.h>
+#endif /* defined(__linux__) && defined(__ppc64__) */
+
+#endif /* _SMMINTRIN_H_ */