MIPS assembly pack: adapt it for MIPS[32|64]R6.

[openssl.git] / crypto / mips_arch.h

diff --git a/crypto/mips_arch.h b/crypto/mips_arch.h
new file mode 100644 (file)
index 0000000..e0cd905
--- /dev/null
+++ b/crypto/mips_arch.h
@@ -0,0 +1,40 @@
+/*
+ * Copyright 2011-2016 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the OpenSSL license (the "License").  You may not use
+ * this file except in compliance with the License.  You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
+ */
+
+#ifndef __MIPS_ARCH_H__
+# define __MIPS_ARCH_H__
+
+# if (defined(__mips_smartmips) || defined(_MIPS_ARCH_MIPS32R3) || \
+      defined(_MIPS_ARCH_MIPS32R5) || defined(_MIPS_ARCH_MIPS32R6))
+      && !defined(_MIPS_ARCH_MIPS32R2)
+#  define _MIPS_ARCH_MIPS32R2
+# endif
+ 
+# if (defined(_MIPS_ARCH_MIPS64R3) || defined(_MIPS_ARCH_MIPS64R5) || \
+      defined(_MIPS_ARCH_MIPS64R6)) \
+      && !defined(_MIPS_ARCH_MIPS64R2)
+#  define _MIPS_ARCH_MIPS64R2
+# endif
+
+# if defined(_MIPS_ARCH_MIPS64R6)
+#  define dmultu(rs,rt)
+#  define mflo(rd,rs,rt)       dmulu   rd,rs,rt
+#  define mfhi(rd,rs,rt)       dmuhu   rd,rs,rt
+# elif defined(_MIPS_ARCH_MIPS32R6)
+#  define multu(rs,rt)
+#  define mflo(rd,rs,rt)       mulu    rd,rs,rt
+#  define mfhi(rd,rs,rt)       muhu    rd,rs,rt
+# else
+#  define dmultu(rs,rt)                dmultu  rs,rt
+#  define multu(rs,rt)         multu   rs,rt
+#  define mflo(rd,rs,rt)       mflo    rd
+#  define mfhi(rd,rs,rt)       mfhi    rd
+# endif
+
+#endif