Jan-Benedict Glaw wrote:
> shle-linux breaks with:
>
> g++ -fno-PIE -c -g -O2 -DIN_GCC -DCROSS_DIRECTORY_STRUCTURE
> -fno-exceptions -fno-rtti -fasynchronous-unwind-tables -W -Wall
> -Wno-narrowing -Wwrite-strings -Wcast-qual -Wmissing-format-attribute
> -Woverloaded-virtual -pedantic -Wn
On Thu, 2015-12-03 09:21:03 +, Richard Sandiford
wrote:
> All current uses of builtin_reciprocal convert 1.0/sqrt into rsqrt.
> This patch adds an rsqrt optab and associated internal function for
> that instead. We can then pick up the vector forms of rsqrt automatically,
> fixing an AArch64