gistfile1.txt

AGGRESSIVE="-fgcse-after-reload -finline-functions -fpredictive-commoning -fstack-protector -ftree-vectorize"
AGGRESSIVE2="-fselective-scheduling -fselective-scheduling2 -fsel-sched-pipelining -fsel-sched-pipelining-outer-loops"
GRAPHITE="-fgraphite-identity -floop-block -floop-interchange -floop-strip-mine -ftree-loop-distribution"
LTO="-flto"

# cpu specific flags
CPU="-march=corei7 -mcx16 -msahf -mno-movbe -maes -mpclmul -mpopcnt -mno-abm"
CPU="${CPU} -mno-lwp -mno-fma -mno-fma4 -mno-xop -mno-bmi -mno-tbm -mno-avx"
CPU="${CPU} -msse4.2 -msse4.1 --param l1-cache-size=32"
CPU="${CPU} --param l1-cache-line-size=64 --param l2-cache-size=4096"
CPU="${CPU} -mtune=corei7"

# general optimization flags
SAFEFLAGS="${CPU} -O2 -pipe"
CFLAGS="${SAFEFLAGS} ${LTO} ${AGGRESSIVE} ${AGGRESSIVE2} ${GRAPHITE} -ggdb"

FEATURES="${FEATURES} splitdebug "

CXXFLAGS="${CFLAGS}"