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31d6655100
Some targets like ARM would benefit to use 32-bit helpers for div/rem/divu/remu. Create a #define for div2 so that targets can select between div, div2 and helper implementation. Use the helper version if none of the #define are present. Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
86 lines
2.2 KiB
C
86 lines
2.2 KiB
C
/*
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* Tiny Code Generator for QEMU
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*
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* Copyright (c) 2008 Fabrice Bellard
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include <stdint.h>
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#include "tcg/tcg-runtime.h"
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/* 32-bit helpers */
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int32_t tcg_helper_div_i32(int32_t arg1, int32_t arg2)
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{
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return arg1 / arg2;
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}
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int32_t tcg_helper_rem_i32(int32_t arg1, int32_t arg2)
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{
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return arg1 % arg2;
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}
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uint32_t tcg_helper_divu_i32(uint32_t arg1, uint32_t arg2)
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{
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return arg1 / arg2;
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}
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uint32_t tcg_helper_remu_i32(uint32_t arg1, uint32_t arg2)
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{
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return arg1 % arg2;
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}
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/* 64-bit helpers */
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int64_t tcg_helper_shl_i64(int64_t arg1, int64_t arg2)
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{
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return arg1 << arg2;
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}
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int64_t tcg_helper_shr_i64(int64_t arg1, int64_t arg2)
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{
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return (uint64_t)arg1 >> arg2;
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}
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int64_t tcg_helper_sar_i64(int64_t arg1, int64_t arg2)
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{
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return arg1 >> arg2;
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}
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int64_t tcg_helper_div_i64(int64_t arg1, int64_t arg2)
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{
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return arg1 / arg2;
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}
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int64_t tcg_helper_rem_i64(int64_t arg1, int64_t arg2)
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{
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return arg1 % arg2;
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}
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uint64_t tcg_helper_divu_i64(uint64_t arg1, uint64_t arg2)
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{
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return arg1 / arg2;
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}
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uint64_t tcg_helper_remu_i64(uint64_t arg1, uint64_t arg2)
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{
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return arg1 % arg2;
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}
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