2016-05-26 15:23:15 +00:00
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diff --git a/configure.in b/configure.in
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index b79aab0..da67ad5 100644
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--- a/configure.in
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+++ b/configure.in
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@@ -3774,6 +3774,10 @@ if test "$use_atomic" = "yes"; then
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2010-03-01 14:12:40 +00:00
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AC_MSG_RESULT($arch)
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fi
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+if test ! "$arch" = "x86_64" -a "$have_xaddq" = "yes"; then
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+ AC_MSG_ERROR([XADDQ present but disabled by Fedora patch!])
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+fi
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+
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if test "$have_atomic" = "yes"; then
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AC_MSG_CHECKING([compiler support for inline assembly code])
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2016-05-26 15:23:15 +00:00
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diff --git a/lib/isc/include/isc/platform.h.in b/lib/isc/include/isc/platform.h.in
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index 2c6e2a5..bf34499 100644
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--- a/lib/isc/include/isc/platform.h.in
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+++ b/lib/isc/include/isc/platform.h.in
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@@ -285,7 +285,11 @@
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2010-03-01 14:12:40 +00:00
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* If the "xaddq" operation (64bit xadd) is available on this architecture,
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* ISC_PLATFORM_HAVEXADDQ will be defined.
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*/
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-@ISC_PLATFORM_HAVEXADDQ@
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+#ifdef __x86_64__
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+#define ISC_PLATFORM_HAVEXADDQ 1
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+#else
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+#undef ISC_PLATFORM_HAVEXADDQ
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+#endif
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/*
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2016-05-26 15:23:15 +00:00
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* If the 32-bit "atomic swap" operation is available on this
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