On Wed, Mar 12, 2014 at 5:20 PM, Michael Meissner
wrote:
> Internally within IBM, the people wanting to use the new 128-bit integer
> instructions (and the integer decimal support instructions that I will be
> doing
> soon), asked for a new type to do the calculations in, rather than depend on
>
On Wed, Mar 5, 2014 at 3:57 PM, Michael Meissner
wrote:
> This patch adds support for the PowerPC ISA 2.07 (power8) 128-bit add/subtract
> instructions that use the Altivec (VMX) register set (vaddumq, etc.).
>
> Unfortunately at the moment, TImode (__int128_t) is not allowed to use the
> VSX/VMX
This patch adds support for the PowerPC ISA 2.07 (power8) 128-bit add/subtract
instructions that use the Altivec (VMX) register set (vaddumq, etc.).
Unfortunately at the moment, TImode (__int128_t) is not allowed to use the
VSX/VMX register set, unless you use the undocumented switch -mvsx-timode.
