1 /* Miscellaneous macros. 2 Copyright (C) 2022 Free Software Foundation, Inc. 3 This file is part of the GNU C Library. 4 5 The GNU C Library is free software; you can redistribute it and/or 6 modify it under the terms of the GNU Lesser General Public 7 License as published by the Free Software Foundation; either 8 version 2.1 of the License, or (at your option) any later version. 9 10 The GNU C Library is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public 16 License along with the GNU C Library. If not, see 17 <https://www.gnu.org/licenses/>. */ 18 19 #ifndef _SYS_ASM_H 20 #define _SYS_ASM_H 21 22 #include <sys/regdef.h> 23 #include <sysdeps/generic/sysdep.h> 24 25 /* Macros to handle different pointer/register sizes for 32/64-bit code. */ 26 #define SZREG 8 27 #define SZFREG 8 28 #define REG_L ld.d 29 #define REG_S st.d 30 #define SRLI srli.d 31 #define SLLI slli.d 32 #define ADDI addi.d 33 #define ADD add.d 34 #define BSTRINS bstrins.d 35 #define LI li.d 36 #define FREG_L fld.d 37 #define FREG_S fst.d 38 39 /* Declare leaf routine. */ 40 #define LEAF(symbol) \ 41 .text; \ 42 .globl symbol; \ 43 .align 3; \ 44 cfi_startproc; \ 45 .type symbol, @function; \ 46 symbol: 47 48 #define ENTRY(symbol) LEAF (symbol) 49 50 /* Mark end of function. */ 51 #undef END 52 #define END(function) \ 53 cfi_endproc; \ 54 .size function, .- function; 55 56 /* Stack alignment. */ 57 #define ALMASK ~15 58 59 #endif /* sys/asm.h */ 60