mirror of https://github.com/wolfSSL/wolfssl
ARMv8 : Aarch32 support, SHA256 speedup
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configure.ac
22
configure.ac
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@ -544,18 +544,28 @@ AM_CONDITIONAL([BUILD_AESCCM], [test "x$ENABLED_AESCCM" = "xyes"])
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# AES-ARM
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AC_ARG_ENABLE([armasm],
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[AS_HELP_STRING([--enable-armasm],[Enable wolfSSL ARM ASM support (default: disabled)])],
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[AS_HELP_STRING([--enable-armasm],[Enable wolfSSL ARMv8 ASM support (default: disabled)])],
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[ ENABLED_ARMASM=$enableval ],
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[ ENABLED_ARMASM=no ]
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)
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if test "$ENABLED_ARMASM" = "yes"
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then
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AM_CFLAGS="$AM_CFLAGS -DWOLFSSL_ARMASM"
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if test "$GCC" = "yes"
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then
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# GCC needs this flag
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AM_CFLAGS="$AM_CFLAGS -mcpu=generic+crypto"
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fi
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#Check if mcpu and mfpu values already set if not use default
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case $CPPFLAGS in
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*mcpu* | *mfpu*)
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break;; #Do not override user set values
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*)
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case $host_cpu in
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*aarch64*)
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#+crypto needed for hardware acceleration
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AM_CPPFLAGS="$AM_CPPFLAGS -mcpu=generic+crypto"
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AC_MSG_NOTICE([64bit ARMv8 found, setting mcpu to generic+crypto]);;
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*)
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AM_CPPFLAGS="$AM_CPPFLAGS -mfpu=crypto-neon-fp-armv8"
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AC_MSG_NOTICE([32bit ARMv8 found, setting mfpu to crypto-neon-fp-armv8]);;
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esac
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esac
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fi
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AM_CONDITIONAL([BUILD_ARMASM], [test "x$ENABLED_ARMASM" = "xyes"])
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