From: "Cui,Lili" <lili....@intel.com>
Hi,
I have four patches for tremont tuning, With all patches applied,
performance impacts on SPEC CPU 2017 are:
500.perlbench_r 1.81%
502.gcc_r 0.57%
505.mcf_r 1.16%
520.omnetpp_r 0.00%
523.xalancbmk_r 0.00%
525.x264_r 4.55%
531.deepsjeng_r 0.00%
541.leela_r 0.39%
548.exchange2_r 1.13%
557.xz_r 0.00%
geomean for intrate 0.95%
503.bwaves_r 0.00%
507.cactuBSSN_r 6.94%
508.namd_r 12.37%
510.parest_r 1.01%
511.povray_r 3.70%
519.lbm_r 36.61%
521.wrf_r 8.79%
526.blender_r 2.91%
527.cam4_r 6.23%
538.imagick_r 0.28%
544.nab_r 21.99%
549.fotonik3d_r 3.63%
554.roms_r -1.20%
geomean for fprate 7.50%
Bootstrapped and regtested on x86_64-linux-gnu{-m32,-m64}.
Ok for master?
x86: Update -mtune=tremont
x86: Update memcpy/memset inline strategies for -mtune=tremont
x86: Properly handle USE_VECTOR_FP_CONVERTS/USE_VECTOR_CONVERTS
x86: Add TARGET_SSE_PARTIAL_REG_[FP_]CONVERTS_DEPENDENCY
gcc/common/config/i386/i386-common.c | 2 +-
gcc/config/i386/i386-features.c | 23 +++-
gcc/config/i386/i386-options.c | 2 +-
gcc/config/i386/i386.c | 1 +
gcc/config/i386/i386.h | 4 +
gcc/config/i386/i386.md | 9 +-
gcc/config/i386/x86-tune-costs.h | 124 ++++++++++++++++++
gcc/config/i386/x86-tune-sched.c | 2 +
gcc/config/i386/x86-tune.def | 52 +++++---
gcc/testsuite/gcc.target/i386/avx-covert-1.c | 19 +++
.../gcc.target/i386/avx-fp-covert-1.c | 15 +++
.../gcc.target/i386/avx-int-covert-1.c | 14 ++
gcc/testsuite/gcc.target/i386/pr101900-1.c | 18 +++
gcc/testsuite/gcc.target/i386/pr101900-2.c | 18 +++
gcc/testsuite/gcc.target/i386/pr101900-3.c | 19 +++
gcc/testsuite/gcc.target/i386/sse-covert-1.c | 19 +++
.../gcc.target/i386/sse-fp-covert-1.c | 15 +++
.../gcc.target/i386/sse-int-covert-1.c | 14 ++
18 files changed, 344 insertions(+), 26 deletions(-)
create mode 100644 gcc/testsuite/gcc.target/i386/avx-covert-1.c
create mode 100644 gcc/testsuite/gcc.target/i386/avx-fp-covert-1.c
create mode 100644 gcc/testsuite/gcc.target/i386/avx-int-covert-1.c
create mode 100644 gcc/testsuite/gcc.target/i386/pr101900-1.c
create mode 100644 gcc/testsuite/gcc.target/i386/pr101900-2.c
create mode 100644 gcc/testsuite/gcc.target/i386/pr101900-3.c
create mode 100644 gcc/testsuite/gcc.target/i386/sse-covert-1.c
create mode 100644 gcc/testsuite/gcc.target/i386/sse-fp-covert-1.c
create mode 100644 gcc/testsuite/gcc.target/i386/sse-int-covert-1.c
--
2.17.1
Thanks,
Lili.
