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authorCarter Tazio Schonwald <carter.schonwald@gmail.com>2014-01-30 12:27:35 -0500
committerAustin Seipp <austin@well-typed.com>2014-02-19 16:32:35 -0600
commit27fe12856a34488ea94291990238c37e5353d1a3 (patch)
treef812dd3c559450b8ede311442e8d709666940a27
parent5c6ced556a989e7fccfa2d4adc6f6bbe538a8e6c (diff)
downloadhaskell-27fe12856a34488ea94291990238c37e5353d1a3.tar.gz
add more information about the nature of support of prefetch primops on none x86/AMD64 -fasm platforms (and -fvia)
to the 7.8 release notes Signed-off-by: Austin Seipp <austin@well-typed.com>
-rw-r--r--docs/users_guide/7.8.1-notes.xml8
1 files changed, 6 insertions, 2 deletions
diff --git a/docs/users_guide/7.8.1-notes.xml b/docs/users_guide/7.8.1-notes.xml
index c60bacf019..75682467c5 100644
--- a/docs/users_guide/7.8.1-notes.xml
+++ b/docs/users_guide/7.8.1-notes.xml
@@ -554,8 +554,12 @@
guide the processor's caching decisions.
</para>
<para>
- Currently, these are only supported with the LLVM
- backend and x86/amd64 backends.
+ Currently, the primops get translated into
+ the associated hardware supported prefetch
+ instructions only with the LLVM backend and
+ x86/amd64 backends. On all other backends,
+ the prefetch primops are currently erased
+ at code generation time.
</para>
</listitem>
</itemizedlist>