remove bwd related scripts

example/ck_tile/18_flexattn/script/benchmark_bwd.sh

-#!/bin/sh
-# TODO: run this script from CK root or build directory
-EXE="$(find . -name tile_example_fmha_bwd -type f | head -n 1)"
-VALID=0
-
-for prec in "fp16" "bf16" ; do
-for perm in 0 1 ; do
-for hdim in 32 64 128 ; do
-
-nhead=$((2048 / $hdim))     # follow fav2 setup
-$EXE -prec=$prec -b=32 -h=$nhead -d=$hdim -s=512   -iperm=$perm -operm=$perm -kname=1 -v=$VALID ; sleep 3
-$EXE -prec=$prec -b=16 -h=$nhead -d=$hdim -s=1024  -iperm=$perm -operm=$perm -kname=1 -v=$VALID ; sleep 3
-$EXE -prec=$prec -b=8  -h=$nhead -d=$hdim -s=2048  -iperm=$perm -operm=$perm -kname=1 -v=$VALID ; sleep 3
-$EXE -prec=$prec -b=4  -h=$nhead -d=$hdim -s=4096  -iperm=$perm -operm=$perm -kname=1 -v=$VALID ; sleep 3
-$EXE -prec=$prec -b=2  -h=$nhead -d=$hdim -s=8192  -iperm=$perm -operm=$perm -kname=1 -v=$VALID ; sleep 3
-$EXE -prec=$prec -b=1  -h=$nhead -d=$hdim -s=16384 -iperm=$perm -operm=$perm -kname=1 -v=$VALID ; sleep 3
-
-done
-done
-done

example/ck_tile/18_flexattn/script/smoke_test_bwd.sh

-#!/bin/sh
-# TODO: run this script from CK root or build directory
-EXE="$(find . -name tile_example_fmha_bwd -type f | head -n 1)"
-KNAME=1
-
-export CK_WARMUP=0
-export CK_REPEAT=1
-
-COMMON_ARGS='-v=1'
-set -x
-for prec in "fp16" "bf16" ; do
-for perm in 0 1 ; do
-for hdim in 32 64 128 256 ; do
-for mode in 0 1 ; do
-for bias in "n" "a" ; do
-for dbias in 0 ; do
-for p_drop in 0.0 0.2 ; do
-for deterministic in 0 ; do
-
-$EXE -prec=$prec -b=1 -h=4 -h_k=2 -d=$hdim -s=259 -bias=$bias -dbias=$dbias -p_drop=$p_drop -iperm=$perm -operm=$perm -deterministic=$deterministic -v=1 -mode=$mode -kname=$KNAME $COMMON_ARGS
-$EXE -prec=$prec -b=2 -h=2 -d=$hdim -s=516 -s_k=253 -bias=$bias -dbias=$dbias -p_drop=$p_drop -iperm=$perm -operm=$perm -deterministic=$deterministic -v=1 -mode=$mode -kname=$KNAME $COMMON_ARGS
-$EXE -prec=$prec -b=1 -h=4 -h_k=1 -d=$hdim -s=500 -s_k=251 -bias=$bias -dbias=$dbias -p_drop=$p_drop -iperm=$perm -operm=$perm -mask=1 -deterministic=$deterministic -v=1 -mode=$mode -kname=$KNAME $COMMON_ARGS
-$EXE -prec=$prec -b=1 -h=2 -d=$hdim -s=900 -s_k=258 -bias=$bias -dbias=$dbias -p_drop=$p_drop -iperm=$perm -operm=$perm -mask=2 -v=1 -deterministic=$deterministic -mode=$mode -kname=$KNAME $COMMON_ARGS
-$EXE -prec=$prec -b=2 -h=1 -d=$hdim -s=987 -s_k=219 -bias=$bias -dbias=$dbias -p_drop=$p_drop -iperm=$perm -operm=$perm -mask=t:128,30 -deterministic=$deterministic -v=1 -mode=$mode -kname=$KNAME $COMMON_ARGS
-$EXE -prec=$prec -b=2 -h=3 -h_k=1 -d=$hdim -s=244 -s_k=499 -bias=$bias -dbias=$dbias -p_drop=$p_drop -iperm=$perm -operm=$perm -mask=b:4,35 -deterministic=$deterministic -v=1 -mode=$mode -kname=$KNAME $COMMON_ARGS
-
-done
-done
-done
-done
-done
-done
-done
-done
-set +x