LGTM
> -----Original Message----- > From: Beignet [mailto:[email protected]] On Behalf Of > Zhigang Gong > Sent: Friday, November 21, 2014 12:09 PM > To: [email protected] > Cc: Gong, Zhigang > Subject: [Beignet] [PATCH] GBE: disable spill register under simd16 mode. > > Register spilling awlays cost much more than fallback to simd8 which could > avoid register spilling or at least reduce the spilled registers. > > Signed-off-by: Zhigang Gong <[email protected]> > --- > backend/src/backend/gen_program.cpp | 5 ++--- > 1 file changed, 2 insertions(+), 3 deletions(-) > > diff --git a/backend/src/backend/gen_program.cpp > b/backend/src/backend/gen_program.cpp > index 05d830a..46fcb67 100644 > --- a/backend/src/backend/gen_program.cpp > +++ b/backend/src/backend/gen_program.cpp > @@ -135,7 +135,6 @@ namespace gbe { > bool limitRegisterPressure; > } codeGenStrategy[] = { > {16, 0, false}, > - {16, 10, false}, > {8, 0, false}, > {8, 8, false}, > {8, 16, false}, > @@ -151,9 +150,9 @@ namespace gbe { > uint32_t codeGen = 0; > GenContext *ctx = NULL; > if (fn->getSimdWidth() == 8) { > - codeGen = 2; > + codeGen = 1; > } else if (fn->getSimdWidth() == 16) { > - codeGenNum = 2; > + codeGenNum = 1; > } else if (fn->getSimdWidth() == 0) { > codeGen = 0; > } else > -- > 1.8.3.2 > > _______________________________________________ > Beignet mailing list > [email protected] > http://lists.freedesktop.org/mailman/listinfo/beignet _______________________________________________ Beignet mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/beignet
