On Wed, Jan 14, 2015 at 8:14 PM, Segher Boessenkool <seg...@kernel.crashing.org> wrote: > This fixes 141 FAILs. > > -mpowerpc64 does not change the ABI, but default_scalar_mode_supported_p > does not know that, and allows TImode for -m32 -mpowerpc64. > > This fixes it. Okay for mainline? > > > 2015-01-14 Segher Boessenkool <seg...@kernel.crashing.org> > > gcc/ > * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Disallow > TImode for TARGET_32BIT.
Okay. Would you please add a comment that efficient TImode arithmetic requires carry to explain the TARGET_32BIT relationship? We can think about providing TImode logical operations in 32 bit, in the long run. Thanks, David
