mirror of https://gitee.com/openkylin/qemu.git
100 lines
2.4 KiB
C
100 lines
2.4 KiB
C
/*
|
|
* Tiny Code Generator for QEMU
|
|
*
|
|
* Copyright (c) 2008 Fabrice Bellard
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
|
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
* THE SOFTWARE.
|
|
*/
|
|
#include <stdint.h>
|
|
#include "qemu/host-utils.h"
|
|
#include "tcg/tcg-runtime.h"
|
|
|
|
/* 32-bit helpers */
|
|
|
|
int32_t tcg_helper_div_i32(int32_t arg1, int32_t arg2)
|
|
{
|
|
return arg1 / arg2;
|
|
}
|
|
|
|
int32_t tcg_helper_rem_i32(int32_t arg1, int32_t arg2)
|
|
{
|
|
return arg1 % arg2;
|
|
}
|
|
|
|
uint32_t tcg_helper_divu_i32(uint32_t arg1, uint32_t arg2)
|
|
{
|
|
return arg1 / arg2;
|
|
}
|
|
|
|
uint32_t tcg_helper_remu_i32(uint32_t arg1, uint32_t arg2)
|
|
{
|
|
return arg1 % arg2;
|
|
}
|
|
|
|
/* 64-bit helpers */
|
|
|
|
int64_t tcg_helper_shl_i64(int64_t arg1, int64_t arg2)
|
|
{
|
|
return arg1 << arg2;
|
|
}
|
|
|
|
int64_t tcg_helper_shr_i64(int64_t arg1, int64_t arg2)
|
|
{
|
|
return (uint64_t)arg1 >> arg2;
|
|
}
|
|
|
|
int64_t tcg_helper_sar_i64(int64_t arg1, int64_t arg2)
|
|
{
|
|
return arg1 >> arg2;
|
|
}
|
|
|
|
int64_t tcg_helper_div_i64(int64_t arg1, int64_t arg2)
|
|
{
|
|
return arg1 / arg2;
|
|
}
|
|
|
|
int64_t tcg_helper_rem_i64(int64_t arg1, int64_t arg2)
|
|
{
|
|
return arg1 % arg2;
|
|
}
|
|
|
|
uint64_t tcg_helper_divu_i64(uint64_t arg1, uint64_t arg2)
|
|
{
|
|
return arg1 / arg2;
|
|
}
|
|
|
|
uint64_t tcg_helper_remu_i64(uint64_t arg1, uint64_t arg2)
|
|
{
|
|
return arg1 % arg2;
|
|
}
|
|
|
|
uint64_t tcg_helper_muluh_i64(uint64_t arg1, uint64_t arg2)
|
|
{
|
|
uint64_t l, h;
|
|
mulu64(&l, &h, arg1, arg2);
|
|
return h;
|
|
}
|
|
|
|
int64_t tcg_helper_mulsh_i64(int64_t arg1, int64_t arg2)
|
|
{
|
|
uint64_t l, h;
|
|
muls64(&l, &h, arg1, arg2);
|
|
return h;
|
|
}
|