xref: /qemu/accel/tcg/tcg-runtime.c (revision c213ee2dfc7365c0c8544fa25672d891fdffe343)
1c896fe29Sbellard /*
2c896fe29Sbellard  * Tiny Code Generator for QEMU
3c896fe29Sbellard  *
4c896fe29Sbellard  * Copyright (c) 2008 Fabrice Bellard
5c896fe29Sbellard  *
6c896fe29Sbellard  * Permission is hereby granted, free of charge, to any person obtaining a copy
7c896fe29Sbellard  * of this software and associated documentation files (the "Software"), to deal
8c896fe29Sbellard  * in the Software without restriction, including without limitation the rights
9c896fe29Sbellard  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10c896fe29Sbellard  * copies of the Software, and to permit persons to whom the Software is
11c896fe29Sbellard  * furnished to do so, subject to the following conditions:
12c896fe29Sbellard  *
13c896fe29Sbellard  * The above copyright notice and this permission notice shall be included in
14c896fe29Sbellard  * all copies or substantial portions of the Software.
15c896fe29Sbellard  *
16c896fe29Sbellard  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17c896fe29Sbellard  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18c896fe29Sbellard  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19c896fe29Sbellard  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20c896fe29Sbellard  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21c896fe29Sbellard  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22c896fe29Sbellard  * THE SOFTWARE.
23c896fe29Sbellard  */
24d38ea87aSPeter Maydell #include "qemu/osdep.h"
25696a8be6SRichard Henderson #include "qemu/host-utils.h"
26c482cb11SRichard Henderson #include "cpu.h"
27*c213ee2dSRichard Henderson #include "exec/helper-proto-common.h"
28c482cb11SRichard Henderson #include "exec/cpu_ldst.h"
29c482cb11SRichard Henderson #include "exec/exec-all.h"
30cedbcb01SEmilio G. Cota #include "disas/disas.h"
31cedbcb01SEmilio G. Cota #include "exec/log.h"
32dcb32f1dSPhilippe Mathieu-Daudé #include "tcg/tcg.h"
33c896fe29Sbellard 
34d53106c9SRichard Henderson #define HELPER_H  "accel/tcg/tcg-runtime.h"
35d53106c9SRichard Henderson #include "exec/helper-info.c.inc"
36d53106c9SRichard Henderson #undef  HELPER_H
37d53106c9SRichard Henderson 
3831d66551SAurelien Jarno /* 32-bit helpers */
3931d66551SAurelien Jarno 
40944eea96SRichard Henderson int32_t HELPER(div_i32)(int32_t arg1, int32_t arg2)
4131d66551SAurelien Jarno {
4231d66551SAurelien Jarno     return arg1 / arg2;
4331d66551SAurelien Jarno }
4431d66551SAurelien Jarno 
45944eea96SRichard Henderson int32_t HELPER(rem_i32)(int32_t arg1, int32_t arg2)
4631d66551SAurelien Jarno {
4731d66551SAurelien Jarno     return arg1 % arg2;
4831d66551SAurelien Jarno }
4931d66551SAurelien Jarno 
50944eea96SRichard Henderson uint32_t HELPER(divu_i32)(uint32_t arg1, uint32_t arg2)
5131d66551SAurelien Jarno {
5231d66551SAurelien Jarno     return arg1 / arg2;
5331d66551SAurelien Jarno }
5431d66551SAurelien Jarno 
55944eea96SRichard Henderson uint32_t HELPER(remu_i32)(uint32_t arg1, uint32_t arg2)
5631d66551SAurelien Jarno {
5731d66551SAurelien Jarno     return arg1 % arg2;
5831d66551SAurelien Jarno }
5931d66551SAurelien Jarno 
6031d66551SAurelien Jarno /* 64-bit helpers */
6131d66551SAurelien Jarno 
62944eea96SRichard Henderson uint64_t HELPER(shl_i64)(uint64_t arg1, uint64_t arg2)
63c896fe29Sbellard {
64c896fe29Sbellard     return arg1 << arg2;
65c896fe29Sbellard }
66c896fe29Sbellard 
67944eea96SRichard Henderson uint64_t HELPER(shr_i64)(uint64_t arg1, uint64_t arg2)
68c896fe29Sbellard {
69c896fe29Sbellard     return arg1 >> arg2;
70c896fe29Sbellard }
71c896fe29Sbellard 
72944eea96SRichard Henderson int64_t HELPER(sar_i64)(int64_t arg1, int64_t arg2)
73944eea96SRichard Henderson {
74944eea96SRichard Henderson     return arg1 >> arg2;
75944eea96SRichard Henderson }
76944eea96SRichard Henderson 
77944eea96SRichard Henderson int64_t HELPER(div_i64)(int64_t arg1, int64_t arg2)
78c896fe29Sbellard {
79c896fe29Sbellard     return arg1 / arg2;
80c896fe29Sbellard }
81c896fe29Sbellard 
82944eea96SRichard Henderson int64_t HELPER(rem_i64)(int64_t arg1, int64_t arg2)
83c896fe29Sbellard {
84c7b76a0aSbalrog     return arg1 % arg2;
85c896fe29Sbellard }
86c896fe29Sbellard 
87944eea96SRichard Henderson uint64_t HELPER(divu_i64)(uint64_t arg1, uint64_t arg2)
88c896fe29Sbellard {
89c896fe29Sbellard     return arg1 / arg2;
90c896fe29Sbellard }
91c896fe29Sbellard 
92944eea96SRichard Henderson uint64_t HELPER(remu_i64)(uint64_t arg1, uint64_t arg2)
93c896fe29Sbellard {
94c7b76a0aSbalrog     return arg1 % arg2;
95c896fe29Sbellard }
96696a8be6SRichard Henderson 
97944eea96SRichard Henderson uint64_t HELPER(muluh_i64)(uint64_t arg1, uint64_t arg2)
98696a8be6SRichard Henderson {
99696a8be6SRichard Henderson     uint64_t l, h;
100696a8be6SRichard Henderson     mulu64(&l, &h, arg1, arg2);
101696a8be6SRichard Henderson     return h;
102696a8be6SRichard Henderson }
103696a8be6SRichard Henderson 
104944eea96SRichard Henderson int64_t HELPER(mulsh_i64)(int64_t arg1, int64_t arg2)
105696a8be6SRichard Henderson {
106696a8be6SRichard Henderson     uint64_t l, h;
107696a8be6SRichard Henderson     muls64(&l, &h, arg1, arg2);
108696a8be6SRichard Henderson     return h;
109696a8be6SRichard Henderson }
110c482cb11SRichard Henderson 
1110e28d006SRichard Henderson uint32_t HELPER(clz_i32)(uint32_t arg, uint32_t zero_val)
1120e28d006SRichard Henderson {
1130e28d006SRichard Henderson     return arg ? clz32(arg) : zero_val;
1140e28d006SRichard Henderson }
1150e28d006SRichard Henderson 
1160e28d006SRichard Henderson uint32_t HELPER(ctz_i32)(uint32_t arg, uint32_t zero_val)
1170e28d006SRichard Henderson {
1180e28d006SRichard Henderson     return arg ? ctz32(arg) : zero_val;
1190e28d006SRichard Henderson }
1200e28d006SRichard Henderson 
1210e28d006SRichard Henderson uint64_t HELPER(clz_i64)(uint64_t arg, uint64_t zero_val)
1220e28d006SRichard Henderson {
1230e28d006SRichard Henderson     return arg ? clz64(arg) : zero_val;
1240e28d006SRichard Henderson }
1250e28d006SRichard Henderson 
1260e28d006SRichard Henderson uint64_t HELPER(ctz_i64)(uint64_t arg, uint64_t zero_val)
1270e28d006SRichard Henderson {
1280e28d006SRichard Henderson     return arg ? ctz64(arg) : zero_val;
1290e28d006SRichard Henderson }
1300e28d006SRichard Henderson 
131086920c2SRichard Henderson uint32_t HELPER(clrsb_i32)(uint32_t arg)
132086920c2SRichard Henderson {
133086920c2SRichard Henderson     return clrsb32(arg);
134086920c2SRichard Henderson }
135086920c2SRichard Henderson 
136086920c2SRichard Henderson uint64_t HELPER(clrsb_i64)(uint64_t arg)
137086920c2SRichard Henderson {
138086920c2SRichard Henderson     return clrsb64(arg);
139086920c2SRichard Henderson }
140086920c2SRichard Henderson 
141a768e4e9SRichard Henderson uint32_t HELPER(ctpop_i32)(uint32_t arg)
142a768e4e9SRichard Henderson {
143a768e4e9SRichard Henderson     return ctpop32(arg);
144a768e4e9SRichard Henderson }
145a768e4e9SRichard Henderson 
146a768e4e9SRichard Henderson uint64_t HELPER(ctpop_i64)(uint64_t arg)
147a768e4e9SRichard Henderson {
148a768e4e9SRichard Henderson     return ctpop64(arg);
149a768e4e9SRichard Henderson }
150a768e4e9SRichard Henderson 
151df79b996SRichard Henderson void HELPER(exit_atomic)(CPUArchState *env)
152df79b996SRichard Henderson {
15329a0af61SRichard Henderson     cpu_loop_exit_atomic(env_cpu(env), GETPC());
154df79b996SRichard Henderson }
155