96 lines
3.1 KiB
C
96 lines
3.1 KiB
C
/*
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* Copyright (c) 2019-2025 Allwinner Technology Co., Ltd. ALL rights reserved.
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*
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* Allwinner is a trademark of Allwinner Technology Co.,Ltd., registered in
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* the the People's Republic of China and other countries.
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* All Allwinner Technology Co.,Ltd. trademarks are used with permission.
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*
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* DISCLAIMER
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* THIRD PARTY LICENCES MAY BE REQUIRED TO IMPLEMENT THE SOLUTION/PRODUCT.
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* IF YOU NEED TO INTEGRATE THIRD PARTY’S TECHNOLOGY (SONY, DTS, DOLBY, AVS OR MPEGLA, ETC.)
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* IN ALLWINNERS’SDK OR PRODUCTS, YOU SHALL BE SOLELY RESPONSIBLE TO OBTAIN
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* ALL APPROPRIATELY REQUIRED THIRD PARTY LICENCES.
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* ALLWINNER SHALL HAVE NO WARRANTY, INDEMNITY OR OTHER OBLIGATIONS WITH RESPECT TO MATTERS
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* COVERED UNDER ANY REQUIRED THIRD PARTY LICENSE.
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* YOU ARE SOLELY RESPONSIBLE FOR YOUR USAGE OF THIRD PARTY’S TECHNOLOGY.
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*
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*
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* THIS SOFTWARE IS PROVIDED BY ALLWINNER"AS IS" AND TO THE MAXIMUM EXTENT
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* PERMITTED BY LAW, ALLWINNER EXPRESSLY DISCLAIMS ALL WARRANTIES OF ANY KIND,
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* WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING WITHOUT LIMITATION REGARDING
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* THE TITLE, NON-INFRINGEMENT, ACCURACY, CONDITION, COMPLETENESS, PERFORMANCE
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* OR MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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* IN NO EVENT SHALL ALLWINNER BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS, OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _ASM_RISCV_ASM_H
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#define _ASM_RISCV_ASM_H
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#ifdef __ASSEMBLY__
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#define __ASM_STR(x) x
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#else
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#define __ASM_STR(x) #x
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#endif
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#if __riscv_xlen == 64
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#define __REG_SEL(a, b) __ASM_STR(a)
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#elif __riscv_xlen == 32
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#define __REG_SEL(a, b) __ASM_STR(b)
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#else
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#error "Unexpected __riscv_xlen"
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#endif
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#define REG_L __REG_SEL(ld, lw)
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#define REG_S __REG_SEL(sd, sw)
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#define REG_SC __REG_SEL(sc.d, sc.w)
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#define SZREG __REG_SEL(8, 4)
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#define LGREG __REG_SEL(3, 2)
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#if __SIZEOF_POINTER__ == 8
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#ifdef __ASSEMBLY__
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#define RISCV_PTR .dword
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#define RISCV_SZPTR 8
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#define RISCV_LGPTR 3
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#else
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#define RISCV_PTR ".dword"
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#define RISCV_SZPTR "8"
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#define RISCV_LGPTR "3"
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#endif
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#elif __SIZEOF_POINTER__ == 4
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#ifdef __ASSEMBLY__
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#define RISCV_PTR .word
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#define RISCV_SZPTR 4
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#define RISCV_LGPTR 2
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#else
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#define RISCV_PTR ".word"
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#define RISCV_SZPTR "4"
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#define RISCV_LGPTR "2"
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#endif
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#else
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#error "Unexpected __SIZEOF_POINTER__"
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#endif
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#if (__SIZEOF_INT__ == 4)
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#define RISCV_INT __ASM_STR(.word)
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#define RISCV_SZINT __ASM_STR(4)
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#define RISCV_LGINT __ASM_STR(2)
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#else
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#error "Unexpected __SIZEOF_INT__"
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#endif
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#if (__SIZEOF_SHORT__ == 2)
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#define RISCV_SHORT __ASM_STR(.half)
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#define RISCV_SZSHORT __ASM_STR(2)
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#define RISCV_LGSHORT __ASM_STR(1)
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#else
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#error "Unexpected __SIZEOF_SHORT__"
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#endif
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#endif /* _ASM_RISCV_ASM_H */
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