^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) #!/bin/sh
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) # SPDX-License-Identifier: GPL-2.0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) ATOMICDIR=$(dirname $0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) ARCH=$2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) . ${ATOMICDIR}/atomic-tbl.sh
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) #gen_template_fallback(template, meta, pfx, name, sfx, order, arch, atomic, int, args...)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) gen_template_fallback()
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) local template="$1"; shift
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) local meta="$1"; shift
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) local pfx="$1"; shift
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) local name="$1"; shift
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) local sfx="$1"; shift
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) local order="$1"; shift
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) local arch="$1"; shift
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) local atomic="$1"; shift
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) local int="$1"; shift
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) local atomicname="${arch}${atomic}_${pfx}${name}${sfx}${order}"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) local ret="$(gen_ret_type "${meta}" "${int}")"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) local retstmt="$(gen_ret_stmt "${meta}")"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) local params="$(gen_params "${int}" "${atomic}" "$@")"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) local args="$(gen_args "$@")"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) if [ ! -z "${template}" ]; then
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) printf "#ifndef ${atomicname}\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) . ${template}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) printf "#define ${atomicname} ${atomicname}\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) printf "#endif\n\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) fi
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) #gen_proto_fallback(meta, pfx, name, sfx, order, arch, atomic, int, args...)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) gen_proto_fallback()
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) local meta="$1"; shift
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) local pfx="$1"; shift
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) local name="$1"; shift
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) local sfx="$1"; shift
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) local order="$1"; shift
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) local tmpl="$(find_fallback_template "${pfx}" "${name}" "${sfx}" "${order}")"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) gen_template_fallback "${tmpl}" "${meta}" "${pfx}" "${name}" "${sfx}" "${order}" "$@"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) #gen_basic_fallbacks(basename)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) gen_basic_fallbacks()
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) local basename="$1"; shift
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) cat << EOF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) #define ${basename}_acquire ${basename}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) #define ${basename}_release ${basename}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) #define ${basename}_relaxed ${basename}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) EOF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) gen_proto_order_variant()
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) local meta="$1"; shift
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) local pfx="$1"; shift
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) local name="$1"; shift
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) local sfx="$1"; shift
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) local order="$1"; shift
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) local arch="$1"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) local atomic="$2"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) local basename="${arch}${atomic}_${pfx}${name}${sfx}"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) printf "#define arch_${basename}${order} ${basename}${order}\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) #gen_proto_order_variants(meta, pfx, name, sfx, arch, atomic, int, args...)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) gen_proto_order_variants()
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) local meta="$1"; shift
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) local pfx="$1"; shift
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) local name="$1"; shift
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) local sfx="$1"; shift
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) local arch="$1"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) local atomic="$2"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) local basename="${arch}${atomic}_${pfx}${name}${sfx}"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) local template="$(find_fallback_template "${pfx}" "${name}" "${sfx}" "${order}")"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) if [ -z "$arch" ]; then
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) gen_proto_order_variant "${meta}" "${pfx}" "${name}" "${sfx}" "" "$@"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) if meta_has_acquire "${meta}"; then
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) gen_proto_order_variant "${meta}" "${pfx}" "${name}" "${sfx}" "_acquire" "$@"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) fi
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) if meta_has_release "${meta}"; then
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) gen_proto_order_variant "${meta}" "${pfx}" "${name}" "${sfx}" "_release" "$@"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) fi
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) if meta_has_relaxed "${meta}"; then
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) gen_proto_order_variant "${meta}" "${pfx}" "${name}" "${sfx}" "_relaxed" "$@"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) fi
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) echo ""
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) fi
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) # If we don't have relaxed atomics, then we don't bother with ordering fallbacks
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) # read_acquire and set_release need to be templated, though
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) if ! meta_has_relaxed "${meta}"; then
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) gen_proto_fallback "${meta}" "${pfx}" "${name}" "${sfx}" "" "$@"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) if meta_has_acquire "${meta}"; then
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) gen_proto_fallback "${meta}" "${pfx}" "${name}" "${sfx}" "_acquire" "$@"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) fi
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) if meta_has_release "${meta}"; then
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) gen_proto_fallback "${meta}" "${pfx}" "${name}" "${sfx}" "_release" "$@"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) fi
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) return
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) fi
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) printf "#ifndef ${basename}_relaxed\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) if [ ! -z "${template}" ]; then
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) printf "#ifdef ${basename}\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) fi
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) gen_basic_fallbacks "${basename}"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) if [ ! -z "${template}" ]; then
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) printf "#endif /* ${arch}${atomic}_${pfx}${name}${sfx} */\n\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) gen_proto_fallback "${meta}" "${pfx}" "${name}" "${sfx}" "" "$@"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) gen_proto_fallback "${meta}" "${pfx}" "${name}" "${sfx}" "_acquire" "$@"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) gen_proto_fallback "${meta}" "${pfx}" "${name}" "${sfx}" "_release" "$@"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) gen_proto_fallback "${meta}" "${pfx}" "${name}" "${sfx}" "_relaxed" "$@"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) fi
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) printf "#else /* ${basename}_relaxed */\n\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) gen_template_fallback "${ATOMICDIR}/fallbacks/acquire" "${meta}" "${pfx}" "${name}" "${sfx}" "_acquire" "$@"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) gen_template_fallback "${ATOMICDIR}/fallbacks/release" "${meta}" "${pfx}" "${name}" "${sfx}" "_release" "$@"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) gen_template_fallback "${ATOMICDIR}/fallbacks/fence" "${meta}" "${pfx}" "${name}" "${sfx}" "" "$@"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) printf "#endif /* ${basename}_relaxed */\n\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) gen_xchg_fallbacks()
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) local xchg="$1"; shift
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) cat <<EOF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) #ifndef ${xchg}_relaxed
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) #define ${xchg}_relaxed ${xchg}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) #define ${xchg}_acquire ${xchg}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) #define ${xchg}_release ${xchg}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) #else /* ${xchg}_relaxed */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) #ifndef ${xchg}_acquire
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) #define ${xchg}_acquire(...) \\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) __atomic_op_acquire(${xchg}, __VA_ARGS__)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) #ifndef ${xchg}_release
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) #define ${xchg}_release(...) \\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) __atomic_op_release(${xchg}, __VA_ARGS__)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) #ifndef ${xchg}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) #define ${xchg}(...) \\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) __atomic_op_fence(${xchg}, __VA_ARGS__)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) #endif /* ${xchg}_relaxed */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) EOF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) cat << EOF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) // SPDX-License-Identifier: GPL-2.0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) // Generated by $0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) // DO NOT MODIFY THIS FILE DIRECTLY
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) #ifndef _LINUX_ATOMIC_FALLBACK_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) #define _LINUX_ATOMIC_FALLBACK_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) #include <linux/compiler.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) EOF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) for xchg in "${ARCH}xchg" "${ARCH}cmpxchg" "${ARCH}cmpxchg64"; do
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) gen_xchg_fallbacks "${xchg}"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) done
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) grep '^[a-z]' "$1" | while read name meta args; do
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) gen_proto "${meta}" "${name}" "${ARCH}" "atomic" "int" ${args}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) done
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) cat <<EOF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) #ifdef CONFIG_GENERIC_ATOMIC64
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) #include <asm-generic/atomic64.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) EOF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) grep '^[a-z]' "$1" | while read name meta args; do
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) gen_proto "${meta}" "${name}" "${ARCH}" "atomic64" "s64" ${args}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) done
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) cat <<EOF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) #endif /* _LINUX_ATOMIC_FALLBACK_H */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) EOF
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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