cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
Log | Files | Refs | README | LICENSE | sfeed.txt

gen-atomic-long.sh (2205B)

      1#!/bin/sh
      2# SPDX-License-Identifier: GPL-2.0
      3
      4ATOMICDIR=$(dirname $0)
      5
      6. ${ATOMICDIR}/atomic-tbl.sh
      7
      8#gen_cast(arg, int, atomic)
      9gen_cast()
     10{
     11	local arg="$1"; shift
     12	local int="$1"; shift
     13	local atomic="$1"; shift
     14
     15	[ "${arg%%:*}" = "p" ] || return
     16
     17	printf "($(gen_param_type "${arg}" "${int}" "${atomic}"))"
     18}
     19
     20#gen_args_cast(int, atomic, arg...)
     21gen_args_cast()
     22{
     23	local int="$1"; shift
     24	local atomic="$1"; shift
     25
     26	while [ "$#" -gt 0 ]; do
     27		local cast="$(gen_cast "$1" "${int}" "${atomic}")"
     28		local arg="$(gen_param_name "$1")"
     29		printf "${cast}${arg}"
     30		[ "$#" -gt 1 ] && printf ", "
     31		shift;
     32	done
     33}
     34
     35#gen_proto_order_variant(meta, pfx, name, sfx, order, atomic, int, arg...)
     36gen_proto_order_variant()
     37{
     38	local meta="$1"; shift
     39	local name="$1$2$3$4"; shift; shift; shift; shift
     40	local atomic="$1"; shift
     41	local int="$1"; shift
     42
     43	local ret="$(gen_ret_type "${meta}" "long")"
     44	local params="$(gen_params "long" "atomic_long" "$@")"
     45	local argscast="$(gen_args_cast "${int}" "${atomic}" "$@")"
     46	local retstmt="$(gen_ret_stmt "${meta}")"
     47
     48cat <<EOF
     49static __always_inline ${ret}
     50arch_atomic_long_${name}(${params})
     51{
     52	${retstmt}arch_${atomic}_${name}(${argscast});
     53}
     54
     55EOF
     56}
     57
     58cat << EOF
     59// SPDX-License-Identifier: GPL-2.0
     60
     61// Generated by $0
     62// DO NOT MODIFY THIS FILE DIRECTLY
     63
     64#ifndef _LINUX_ATOMIC_LONG_H
     65#define _LINUX_ATOMIC_LONG_H
     66
     67#include <linux/compiler.h>
     68#include <asm/types.h>
     69
     70#ifdef CONFIG_64BIT
     71typedef atomic64_t atomic_long_t;
     72#define ATOMIC_LONG_INIT(i)		ATOMIC64_INIT(i)
     73#define atomic_long_cond_read_acquire	atomic64_cond_read_acquire
     74#define atomic_long_cond_read_relaxed	atomic64_cond_read_relaxed
     75#else
     76typedef atomic_t atomic_long_t;
     77#define ATOMIC_LONG_INIT(i)		ATOMIC_INIT(i)
     78#define atomic_long_cond_read_acquire	atomic_cond_read_acquire
     79#define atomic_long_cond_read_relaxed	atomic_cond_read_relaxed
     80#endif
     81
     82#ifdef CONFIG_64BIT
     83
     84EOF
     85
     86grep '^[a-z]' "$1" | while read name meta args; do
     87	gen_proto "${meta}" "${name}" "atomic64" "s64" ${args}
     88done
     89
     90cat <<EOF
     91#else /* CONFIG_64BIT */
     92
     93EOF
     94
     95grep '^[a-z]' "$1" | while read name meta args; do
     96	gen_proto "${meta}" "${name}" "atomic" "int" ${args}
     97done
     98
     99cat <<EOF
    100#endif /* CONFIG_64BIT */
    101#endif /* _LINUX_ATOMIC_LONG_H */
    102EOF