xref: /linux/scripts/atomic/gen-atomic-long.sh (revision b916a8c765692444388891f5b9c5b6e941e16d42)
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 pfx="$1"; shift
40	local name="$1"; shift
41	local sfx="$1"; shift
42	local order="$1"; shift
43	local atomic="$1"; shift
44	local int="$1"; shift
45
46	local atomicname="${pfx}${name}${sfx}${order}"
47
48	local ret="$(gen_ret_type "${meta}" "long")"
49	local params="$(gen_params "long" "atomic_long" "$@")"
50	local argscast="$(gen_args_cast "${int}" "${atomic}" "$@")"
51	local retstmt="$(gen_ret_stmt "${meta}")"
52
53cat <<EOF
54static __always_inline ${ret}
55raw_atomic_long_${atomicname}(${params})
56{
57	${retstmt}raw_${atomic}_${atomicname}(${argscast});
58}
59
60EOF
61}
62
63cat << EOF
64// SPDX-License-Identifier: GPL-2.0
65
66// Generated by $0
67// DO NOT MODIFY THIS FILE DIRECTLY
68
69#ifndef _LINUX_ATOMIC_LONG_H
70#define _LINUX_ATOMIC_LONG_H
71
72#include <linux/compiler.h>
73#include <asm/types.h>
74
75#ifdef CONFIG_64BIT
76typedef atomic64_t atomic_long_t;
77#define ATOMIC_LONG_INIT(i)		ATOMIC64_INIT(i)
78#define atomic_long_cond_read_acquire	atomic64_cond_read_acquire
79#define atomic_long_cond_read_relaxed	atomic64_cond_read_relaxed
80#else
81typedef atomic_t atomic_long_t;
82#define ATOMIC_LONG_INIT(i)		ATOMIC_INIT(i)
83#define atomic_long_cond_read_acquire	atomic_cond_read_acquire
84#define atomic_long_cond_read_relaxed	atomic_cond_read_relaxed
85#endif
86
87#ifdef CONFIG_64BIT
88
89EOF
90
91grep '^[a-z]' "$1" | while read name meta args; do
92	gen_proto "${meta}" "${name}" "atomic64" "s64" ${args}
93done
94
95cat <<EOF
96#else /* CONFIG_64BIT */
97
98EOF
99
100grep '^[a-z]' "$1" | while read name meta args; do
101	gen_proto "${meta}" "${name}" "atomic" "int" ${args}
102done
103
104cat <<EOF
105#endif /* CONFIG_64BIT */
106#endif /* _LINUX_ATOMIC_LONG_H */
107EOF
108