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bellardc896fe22008-02-01 10:05:41 +00001/*
2 * Tiny Code Generator for QEMU
3 *
4 * Copyright (c) 2008 Fabrice Bellard
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
Peter Maydelld38ea872016-01-29 17:50:05 +000024#include "qemu/osdep.h"
Richard Henderson696a8be2013-02-19 23:51:55 -080025#include "qemu/host-utils.h"
Richard Hendersonc482cb12016-06-28 11:37:27 -070026#include "cpu.h"
Richard Hendersonc213ee22023-03-31 20:13:36 -070027#include "exec/helper-proto-common.h"
Richard Hendersonc482cb12016-06-28 11:37:27 -070028#include "exec/cpu_ldst.h"
29#include "exec/exec-all.h"
Emilio G. Cotacedbcb02017-04-26 23:29:14 -040030#include "disas/disas.h"
31#include "exec/log.h"
Philippe Mathieu-Daudédcb32f12020-01-01 12:23:00 +010032#include "tcg/tcg.h"
bellardc896fe22008-02-01 10:05:41 +000033
Richard Hendersond53106c2023-03-31 10:37:04 -070034#define HELPER_H "accel/tcg/tcg-runtime.h"
35#include "exec/helper-info.c.inc"
36#undef HELPER_H
37
Aurelien Jarno31d66552010-03-02 23:16:36 +010038/* 32-bit helpers */
39
Richard Henderson944eea92014-04-07 23:08:47 -070040int32_t HELPER(div_i32)(int32_t arg1, int32_t arg2)
Aurelien Jarno31d66552010-03-02 23:16:36 +010041{
42 return arg1 / arg2;
43}
44
Richard Henderson944eea92014-04-07 23:08:47 -070045int32_t HELPER(rem_i32)(int32_t arg1, int32_t arg2)
Aurelien Jarno31d66552010-03-02 23:16:36 +010046{
47 return arg1 % arg2;
48}
49
Richard Henderson944eea92014-04-07 23:08:47 -070050uint32_t HELPER(divu_i32)(uint32_t arg1, uint32_t arg2)
Aurelien Jarno31d66552010-03-02 23:16:36 +010051{
52 return arg1 / arg2;
53}
54
Richard Henderson944eea92014-04-07 23:08:47 -070055uint32_t HELPER(remu_i32)(uint32_t arg1, uint32_t arg2)
Aurelien Jarno31d66552010-03-02 23:16:36 +010056{
57 return arg1 % arg2;
58}
59
60/* 64-bit helpers */
61
Richard Henderson944eea92014-04-07 23:08:47 -070062uint64_t HELPER(shl_i64)(uint64_t arg1, uint64_t arg2)
bellardc896fe22008-02-01 10:05:41 +000063{
64 return arg1 << arg2;
65}
66
Richard Henderson944eea92014-04-07 23:08:47 -070067uint64_t HELPER(shr_i64)(uint64_t arg1, uint64_t arg2)
bellardc896fe22008-02-01 10:05:41 +000068{
69 return arg1 >> arg2;
70}
71
Richard Henderson944eea92014-04-07 23:08:47 -070072int64_t HELPER(sar_i64)(int64_t arg1, int64_t arg2)
73{
74 return arg1 >> arg2;
75}
76
77int64_t HELPER(div_i64)(int64_t arg1, int64_t arg2)
bellardc896fe22008-02-01 10:05:41 +000078{
79 return arg1 / arg2;
80}
81
Richard Henderson944eea92014-04-07 23:08:47 -070082int64_t HELPER(rem_i64)(int64_t arg1, int64_t arg2)
bellardc896fe22008-02-01 10:05:41 +000083{
balrogc7b76a0a2008-05-06 14:40:28 +000084 return arg1 % arg2;
bellardc896fe22008-02-01 10:05:41 +000085}
86
Richard Henderson944eea92014-04-07 23:08:47 -070087uint64_t HELPER(divu_i64)(uint64_t arg1, uint64_t arg2)
bellardc896fe22008-02-01 10:05:41 +000088{
89 return arg1 / arg2;
90}
91
Richard Henderson944eea92014-04-07 23:08:47 -070092uint64_t HELPER(remu_i64)(uint64_t arg1, uint64_t arg2)
bellardc896fe22008-02-01 10:05:41 +000093{
balrogc7b76a0a2008-05-06 14:40:28 +000094 return arg1 % arg2;
bellardc896fe22008-02-01 10:05:41 +000095}
Richard Henderson696a8be2013-02-19 23:51:55 -080096
Richard Henderson944eea92014-04-07 23:08:47 -070097uint64_t HELPER(muluh_i64)(uint64_t arg1, uint64_t arg2)
Richard Henderson696a8be2013-02-19 23:51:55 -080098{
99 uint64_t l, h;
100 mulu64(&l, &h, arg1, arg2);
101 return h;
102}
103
Richard Henderson944eea92014-04-07 23:08:47 -0700104int64_t HELPER(mulsh_i64)(int64_t arg1, int64_t arg2)
Richard Henderson696a8be2013-02-19 23:51:55 -0800105{
106 uint64_t l, h;
107 muls64(&l, &h, arg1, arg2);
108 return h;
109}
Richard Hendersonc482cb12016-06-28 11:37:27 -0700110
Richard Henderson0e28d002016-11-16 09:23:28 +0100111uint32_t HELPER(clz_i32)(uint32_t arg, uint32_t zero_val)
112{
113 return arg ? clz32(arg) : zero_val;
114}
115
116uint32_t HELPER(ctz_i32)(uint32_t arg, uint32_t zero_val)
117{
118 return arg ? ctz32(arg) : zero_val;
119}
120
121uint64_t HELPER(clz_i64)(uint64_t arg, uint64_t zero_val)
122{
123 return arg ? clz64(arg) : zero_val;
124}
125
126uint64_t HELPER(ctz_i64)(uint64_t arg, uint64_t zero_val)
127{
128 return arg ? ctz64(arg) : zero_val;
129}
130
Richard Henderson086920c2016-11-16 17:32:48 +0100131uint32_t HELPER(clrsb_i32)(uint32_t arg)
132{
133 return clrsb32(arg);
134}
135
136uint64_t HELPER(clrsb_i64)(uint64_t arg)
137{
138 return clrsb64(arg);
139}
140
Richard Hendersona768e4e2016-11-21 11:13:39 +0100141uint32_t HELPER(ctpop_i32)(uint32_t arg)
142{
143 return ctpop32(arg);
144}
145
146uint64_t HELPER(ctpop_i64)(uint64_t arg)
147{
148 return ctpop64(arg);
149}
150
Richard Hendersondf79b992016-09-02 12:23:57 -0700151void HELPER(exit_atomic)(CPUArchState *env)
152{
Richard Henderson29a0af62019-03-22 16:07:18 -0700153 cpu_loop_exit_atomic(env_cpu(env), GETPC());
Richard Hendersondf79b992016-09-02 12:23:57 -0700154}