search for: reference_idct

...Cheers, Diana On 11 May 2017 at 08:44, Kristof Beyls via llvm-dev <llvm-dev at lists.llvm.org> wrote: > > On 10 May 2017, at 17:36, Quentin Colombet <qcolombet at apple.com> wrote: > > > MultiSource/Benchmarks/mediabench/mpeg2/mpeg2dec/mpeg2decode (46%): Function > Reference_IDCT: Probably due to creating all constants in the entry BB + > spilling floating point data through an X register: > > FastISel: > fadd d0, d1, d0 > str d0, [sp,#528] > GlobalISel: > fadd d0, d1, d0 > fmov x9, d0 > stur x9, [x29,#-48] > > > Good finding, I forgot to...

...t; > On 11 May 2017 at 08:44, Kristof Beyls via llvm-dev > <llvm-dev at lists.llvm.org> wrote: > > > On 10 May 2017, at 17:36, Quentin Colombet <qcolombet at apple.com> wrote: > > > MultiSource/Benchmarks/mediabench/mpeg2/mpeg2dec/mpeg2decode (46%): Function > Reference_IDCT: Probably due to creating all constants in the entry BB + > spilling floating point data through an X register: > > FastISel: > fadd d0, d1, d0 > str d0, [sp,#528] > GlobalISel: > fadd d0, d1, d0 > fmov x9, d0 > stur x9, [x29,#-48] > > > Good finding, I forgot to...

...;llvm-dev at lists.llvm.org> wrote: > >> > >> > >> On 10 May 2017, at 17:36, Quentin Colombet <qcolombet at apple.com> wrote: > >> > >> > >> MultiSource/Benchmarks/mediabench/mpeg2/mpeg2dec/mpeg2decode (46%): > Function > >> Reference_IDCT: Probably due to creating all constants in the entry BB + > >> spilling floating point data through an X register: > >> > >> FastISel: > >> fadd d0, d1, d0 > >> str d0, [sp,#528] > >> GlobalISel: > >> fadd d0, d1, d0 > >> fmov...

...>> >>> >> On 10 May 2017, at 17:36, Quentin Colombet <qcolombet at apple.com> wrote: >>> >> >>> >> >>> >> MultiSource/Benchmarks/mediabench/mpeg2/mpeg2dec/mpeg2decode (46%): >>> >> Function >>> >> Reference_IDCT: Probably due to creating all constants in the entry BB >>> >> + >>> >> spilling floating point data through an X register: >>> >> >>> >> FastISel: >>> >> fadd d0, d1, d0 >>> >> str d0, [sp,#528] >>>...

...t; On 11 May 2017 at 08:44, Kristof Beyls via llvm-dev > <llvm-dev at lists.llvm.org> wrote: > > > On 10 May 2017, at 17:36, Quentin Colombet <qcolombet at apple.com> wrote: > > > MultiSource/Benchmarks/mediabench/mpeg2/mpeg2dec/mpeg2decode (46%): > Function > Reference_IDCT: Probably due to creating all constants in the entry BB > + > spilling floating point data through an X register: > > FastISel: > fadd d0, d1, d0 > str d0, [sp,#528] > GlobalISel: > fadd d0, d1, d0 > fmov x9, d0 > stur x9, [x29,#-48] > > > Good finding, I forg...

...llvm-dev at lists.llvm.org> wrote: >>> >>> >>> On 10 May 2017, at 17:36, Quentin Colombet <qcolombet at apple.com> wrote: >>> >>> >>> MultiSource/Benchmarks/mediabench/mpeg2/mpeg2dec/mpeg2decode (46%): >>> Function >>> Reference_IDCT: Probably due to creating all constants in the entry BB >>> + >>> spilling floating point data through an X register: >>> >>> FastISel: >>> fadd d0, d1, d0 >>> str d0, [sp,#528] >>> GlobalISel: >>> fadd d0, d1, d0 >>>...

.../consumer-typeset/consumer-typeset (48%): Due to creating all constants in the entry BB, see function CopyObject. (https://bugs.llvm.org//show_bug.cgi?id=32561 <https://bugs.llvm.org//show_bug.cgi?id=32561>) >> MultiSource/Benchmarks/mediabench/mpeg2/mpeg2dec/mpeg2decode (46%): Function Reference_IDCT: Probably due to creating all constants in the entry BB + spilling floating point data through an X register: >> FastISel: >> fadd d0, d1, d0 >> str d0, [sp,#528] >> GlobalISel: >> fadd d0, d1, d0 >> fmov x9, d0 >> stur x9, [x29,#-48] > > Good findin...

...t; On 11 May 2017 at 08:44, Kristof Beyls via llvm-dev > <llvm-dev at lists.llvm.org> wrote: > > > On 10 May 2017, at 17:36, Quentin Colombet <qcolombet at apple.com> wrote: > > > MultiSource/Benchmarks/mediabench/mpeg2/mpeg2dec/mpeg2decode (46%): > Function > Reference_IDCT: Probably due to creating all constants in the entry BB > + > spilling floating point data through an X register: > > FastISel: > fadd d0, d1, d0 > str d0, [sp,#528] > GlobalISel: > fadd d0, d1, d0 > fmov x9, d0 > stur x9, [x29,#-48] > > > Good finding, I forg...

...cgi?id=32561) * MultiSource/Benchmarks/MiBench/consumer-typeset/consumer-typeset (48%): Due to creating all constants in the entry BB, see function CopyObject. (https://bugs.llvm.org//show_bug.cgi?id=32561) * MultiSource/Benchmarks/mediabench/mpeg2/mpeg2dec/mpeg2decode (46%): Function Reference_IDCT: Probably due to creating all constants in the entry BB + spilling floating point data through an X register: * FastISel: fadd d0, d1, d0 str d0, [sp,#528] * GlobalISel: fadd d0, d1, d0 fmov x9, d0 stur x9, [x29,#-48] 3. Other overall impression when comparing code generation...

...nchmarks/MiBench/consumer-typeset/consumer-typeset > (48%): Due to creating all constants in the entry BB, see function > CopyObject. (https://bugs.llvm.org//show_bug.cgi?id=32561) > - MultiSource/Benchmarks/mediabench/mpeg2/mpeg2dec/mpeg2decode > (46%): Function Reference_IDCT: Probably due to creating all constants in > the entry BB + spilling floating point data through an X register: > - FastISel: > fadd d0, d1, d0 > str d0, [sp,#528] > - GlobalISel: > fadd d0, d1, d0 > fmov x9, d0 >...

Hi Kristof, > On Apr 27, 2017, at 9:47 AM, Kristof Beyls <kristof.beyls at arm.com> wrote: > > Hi Quentin, > >> On 27 Apr 2017, at 00:48, Quentin Colombet <qcolombet at apple.com <mailto:qcolombet at apple.com>> wrote: >> >> Hi Kristof, >> >>> On Apr 6, 2017, at 6:53 AM, Kristof Beyls <kristof.beyls at arm.com