Update copyright years.

[thirdparty/gcc.git] / gcc / config / i386 / wmmintrin.h

diff --git a/gcc/config/i386/wmmintrin.h b/gcc/config/i386/wmmintrin.h
index 8a08cf20158c59dc4c39ecd5a00eb2ad6806c794..e3ea1815ee30e9590c253178c8ea2a5ccad2e851 100644 (file)
--- a/gcc/config/i386/wmmintrin.h
+++ b/gcc/config/i386/wmmintrin.h
@@ -1,10 +1,10 @@
-/* Copyright (C) 2008 Free Software Foundation, Inc.
+/* Copyright (C) 2008-2020 Free Software Foundation, Inc.
 
    This file is part of GCC.
 
    GCC is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; either version 2, or (at your option)
+   the Free Software Foundation; either version 3, or (at your option)
    any later version.
 
    GCC is distributed in the hope that it will be useful,
@@ -12,17 +12,14 @@
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.
 
-   You should have received a copy of the GNU General Public License
-   along with GCC; see the file COPYING.  If not, write to
-   the Free Software Foundation, 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   Under Section 7 of GPL version 3, you are granted additional
+   permissions described in the GCC Runtime Library Exception, version
+   3.1, as published by the Free Software Foundation.
 
-/* As a special exception, if you include this header file into source
-   files compiled by GCC, this header file does not by itself cause
-   the resulting executable to be covered by the GNU General Public
-   License.  This exception does not however invalidate any other
-   reasons why the executable file might be covered by the GNU General
-   Public License.  */
+   You should have received a copy of the GNU General Public License and
+   a copy of the GCC Runtime Library Exception along with this program;
+   see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+   <http://www.gnu.org/licenses/>.  */
 
 /* Implemented from the specification included in the Intel C++ Compiler
    User Guide and Reference, version 10.1.  */
@@ -33,13 +30,14 @@
 /* We need definitions from the SSE2 header file.  */
 #include <emmintrin.h>
 
-#if !defined (__AES__) && !defined (__PCLMUL__)
-# error "AES/PCLMUL instructions not enabled"
-#else
-
 /* AES */
 
-#ifdef __AES__
+#if !defined(__AES__) || !defined(__SSE2__)
+#pragma GCC push_options
+#pragma GCC target("aes,sse2")
+#define __DISABLE_AES__
+#endif /* __AES__ */
+
 /* Performs 1 round of AES decryption of the first m128i using 
    the second m128i as a round key.  */
 extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
@@ -95,11 +93,20 @@ _mm_aeskeygenassist_si128 (__m128i __X, const int __C)
   ((__m128i) __builtin_ia32_aeskeygenassist128 ((__v2di)(__m128i)(X),  \
                                                (int)(C)))
 #endif
-#endif  /* __AES__ */
+
+#ifdef __DISABLE_AES__
+#undef __DISABLE_AES__
+#pragma GCC pop_options
+#endif /* __DISABLE_AES__ */
 
 /* PCLMUL */
 
-#ifdef __PCLMUL__
+#if !defined(__PCLMUL__) || !defined(__SSE2__)
+#pragma GCC push_options
+#pragma GCC target("pclmul,sse2")
+#define __DISABLE_PCLMUL__
+#endif /* __PCLMUL__ */
+
 /* Performs carry-less integer multiplication of 64-bit halves of
    128-bit input operands.  The third parameter inducates which 64-bit
    haves of the input parameters v1 and v2 should be used. It must be
@@ -116,8 +123,10 @@ _mm_clmulepi64_si128 (__m128i __X, __m128i __Y, const int __I)
   ((__m128i) __builtin_ia32_pclmulqdq128 ((__v2di)(__m128i)(X),                \
                                          (__v2di)(__m128i)(Y), (int)(I)))
 #endif
-#endif  /* __PCLMUL__  */
 
-#endif /* __AES__/__PCLMUL__ */
+#ifdef __DISABLE_PCLMUL__
+#undef __DISABLE_PCLMUL__
+#pragma GCC pop_options
+#endif /* __DISABLE_PCLMUL__ */
 
 #endif /* _WMMINTRIN_H_INCLUDED */