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325 lines
9.4 KiB
325 lines
9.4 KiB
/* |
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* This file is subject to the terms and conditions of the GNU General Public |
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* License. See the file "COPYING" in the main directory of this archive |
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* for more details. |
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* |
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* Copyright (C) 2004, 2005, 2006, 2008 Thiemo Seufer |
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* Copyright (C) 2005 Maciej W. Rozycki |
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* Copyright (C) 2006 Ralf Baechle ([email protected]) |
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* Copyright (C) 2012, 2013 MIPS Technologies, Inc. All rights reserved. |
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*/ |
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#ifndef __ASM_UASM_H |
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#define __ASM_UASM_H |
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#include <linux/types.h> |
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#ifdef CONFIG_EXPORT_UASM |
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#include <linux/export.h> |
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#define UASM_EXPORT_SYMBOL(sym) EXPORT_SYMBOL(sym) |
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#else |
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#define UASM_EXPORT_SYMBOL(sym) |
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#endif |
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#define Ip_u1u2u3(op) \ |
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void uasm_i##op(u32 **buf, unsigned int a, unsigned int b, unsigned int c) |
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#define Ip_u2u1u3(op) \ |
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void uasm_i##op(u32 **buf, unsigned int a, unsigned int b, unsigned int c) |
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#define Ip_u3u2u1(op) \ |
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void uasm_i##op(u32 **buf, unsigned int a, unsigned int b, unsigned int c) |
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#define Ip_u3u1u2(op) \ |
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void uasm_i##op(u32 **buf, unsigned int a, unsigned int b, unsigned int c) |
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#define Ip_u1u2s3(op) \ |
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void uasm_i##op(u32 **buf, unsigned int a, unsigned int b, signed int c) |
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#define Ip_u2s3u1(op) \ |
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void uasm_i##op(u32 **buf, unsigned int a, signed int b, unsigned int c) |
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#define Ip_s3s1s2(op) \ |
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void uasm_i##op(u32 **buf, int a, int b, int c) |
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#define Ip_u2u1s3(op) \ |
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void uasm_i##op(u32 **buf, unsigned int a, unsigned int b, signed int c) |
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#define Ip_u2u1msbu3(op) \ |
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void uasm_i##op(u32 **buf, unsigned int a, unsigned int b, unsigned int c, \ |
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unsigned int d) |
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#define Ip_u1u2(op) \ |
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void uasm_i##op(u32 **buf, unsigned int a, unsigned int b) |
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#define Ip_u2u1(op) \ |
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void uasm_i##op(u32 **buf, unsigned int a, unsigned int b) |
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#define Ip_u1s2(op) \ |
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void uasm_i##op(u32 **buf, unsigned int a, signed int b) |
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#define Ip_u1(op) void uasm_i##op(u32 **buf, unsigned int a) |
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#define Ip_0(op) void uasm_i##op(u32 **buf) |
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Ip_u2u1s3(_addiu); |
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Ip_u3u1u2(_addu); |
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Ip_u3u1u2(_and); |
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Ip_u2u1u3(_andi); |
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Ip_u1u2s3(_bbit0); |
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Ip_u1u2s3(_bbit1); |
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Ip_u1u2s3(_beq); |
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Ip_u1u2s3(_beql); |
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Ip_u1s2(_bgez); |
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Ip_u1s2(_bgezl); |
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Ip_u1s2(_bgtz); |
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Ip_u1s2(_blez); |
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Ip_u1s2(_bltz); |
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Ip_u1s2(_bltzl); |
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Ip_u1u2s3(_bne); |
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Ip_u1(_break); |
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Ip_u2s3u1(_cache); |
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Ip_u1u2(_cfc1); |
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Ip_u2u1(_cfcmsa); |
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Ip_u1u2(_ctc1); |
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Ip_u2u1(_ctcmsa); |
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Ip_u2u1s3(_daddiu); |
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Ip_u3u1u2(_daddu); |
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Ip_u1u2(_ddivu); |
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Ip_u3u1u2(_ddivu_r6); |
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Ip_u1(_di); |
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Ip_u2u1msbu3(_dins); |
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Ip_u2u1msbu3(_dinsm); |
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Ip_u2u1msbu3(_dinsu); |
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Ip_u1u2(_divu); |
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Ip_u3u1u2(_divu_r6); |
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Ip_u1u2u3(_dmfc0); |
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Ip_u3u1u2(_dmodu); |
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Ip_u1u2u3(_dmtc0); |
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Ip_u1u2(_dmultu); |
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Ip_u3u1u2(_dmulu); |
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Ip_u2u1u3(_drotr); |
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Ip_u2u1u3(_drotr32); |
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Ip_u2u1(_dsbh); |
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Ip_u2u1(_dshd); |
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Ip_u2u1u3(_dsll); |
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Ip_u2u1u3(_dsll32); |
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Ip_u3u2u1(_dsllv); |
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Ip_u2u1u3(_dsra); |
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Ip_u2u1u3(_dsra32); |
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Ip_u3u2u1(_dsrav); |
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Ip_u2u1u3(_dsrl); |
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Ip_u2u1u3(_dsrl32); |
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Ip_u3u2u1(_dsrlv); |
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Ip_u3u1u2(_dsubu); |
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Ip_0(_eret); |
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Ip_u2u1msbu3(_ext); |
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Ip_u2u1msbu3(_ins); |
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Ip_u1(_j); |
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Ip_u1(_jal); |
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Ip_u2u1(_jalr); |
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Ip_u1(_jr); |
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Ip_u2s3u1(_lb); |
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Ip_u2s3u1(_lbu); |
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Ip_u2s3u1(_ld); |
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Ip_u3u1u2(_ldx); |
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Ip_u2s3u1(_lh); |
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Ip_u2s3u1(_lhu); |
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Ip_u2s3u1(_ll); |
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Ip_u2s3u1(_lld); |
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Ip_u1s2(_lui); |
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Ip_u2s3u1(_lw); |
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Ip_u2s3u1(_lwu); |
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Ip_u3u1u2(_lwx); |
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Ip_u1u2u3(_mfc0); |
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Ip_u1u2u3(_mfhc0); |
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Ip_u1(_mfhi); |
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Ip_u1(_mflo); |
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Ip_u3u1u2(_modu); |
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Ip_u3u1u2(_movn); |
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Ip_u3u1u2(_movz); |
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Ip_u1u2u3(_mtc0); |
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Ip_u1u2u3(_mthc0); |
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Ip_u1(_mthi); |
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Ip_u1(_mtlo); |
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Ip_u3u1u2(_mul); |
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Ip_u1u2(_multu); |
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Ip_u3u1u2(_mulu); |
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Ip_u3u1u2(_nor); |
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Ip_u3u1u2(_or); |
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Ip_u2u1u3(_ori); |
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Ip_u2s3u1(_pref); |
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Ip_0(_rfe); |
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Ip_u2u1u3(_rotr); |
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Ip_u2s3u1(_sb); |
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Ip_u2s3u1(_sc); |
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Ip_u2s3u1(_scd); |
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Ip_u2s3u1(_sd); |
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Ip_u3u1u2(_seleqz); |
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Ip_u3u1u2(_selnez); |
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Ip_u2s3u1(_sh); |
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Ip_u2u1u3(_sll); |
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Ip_u3u2u1(_sllv); |
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Ip_s3s1s2(_slt); |
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Ip_u2u1s3(_slti); |
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Ip_u2u1s3(_sltiu); |
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Ip_u3u1u2(_sltu); |
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Ip_u2u1u3(_sra); |
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Ip_u3u2u1(_srav); |
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Ip_u2u1u3(_srl); |
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Ip_u3u2u1(_srlv); |
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Ip_u3u1u2(_subu); |
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Ip_u2s3u1(_sw); |
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Ip_u1(_sync); |
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Ip_u1(_syscall); |
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Ip_0(_tlbp); |
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Ip_0(_tlbr); |
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Ip_0(_tlbwi); |
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Ip_0(_tlbwr); |
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Ip_u1(_wait); |
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Ip_u2u1(_wsbh); |
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Ip_u3u1u2(_xor); |
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Ip_u2u1u3(_xori); |
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Ip_u2u1(_yield); |
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Ip_u1u2(_ldpte); |
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Ip_u2u1u3(_lddir); |
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/* Handle labels. */ |
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struct uasm_label { |
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u32 *addr; |
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int lab; |
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}; |
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void uasm_build_label(struct uasm_label **lab, u32 *addr, |
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int lid); |
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#ifdef CONFIG_64BIT |
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int uasm_in_compat_space_p(long addr); |
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#endif |
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int uasm_rel_hi(long val); |
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int uasm_rel_lo(long val); |
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void UASM_i_LA_mostly(u32 **buf, unsigned int rs, long addr); |
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void UASM_i_LA(u32 **buf, unsigned int rs, long addr); |
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#define UASM_L_LA(lb) \ |
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static inline void uasm_l##lb(struct uasm_label **lab, u32 *addr) \ |
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{ \ |
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uasm_build_label(lab, addr, label##lb); \ |
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} |
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/* convenience macros for instructions */ |
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#ifdef CONFIG_64BIT |
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# define UASM_i_ADDIU(buf, rs, rt, val) uasm_i_daddiu(buf, rs, rt, val) |
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# define UASM_i_ADDU(buf, rs, rt, rd) uasm_i_daddu(buf, rs, rt, rd) |
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# define UASM_i_LL(buf, rs, rt, off) uasm_i_lld(buf, rs, rt, off) |
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# define UASM_i_LW(buf, rs, rt, off) uasm_i_ld(buf, rs, rt, off) |
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# define UASM_i_LWX(buf, rs, rt, rd) uasm_i_ldx(buf, rs, rt, rd) |
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# define UASM_i_MFC0(buf, rt, rd...) uasm_i_dmfc0(buf, rt, rd) |
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# define UASM_i_MTC0(buf, rt, rd...) uasm_i_dmtc0(buf, rt, rd) |
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# define UASM_i_ROTR(buf, rs, rt, sh) uasm_i_drotr(buf, rs, rt, sh) |
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# define UASM_i_SC(buf, rs, rt, off) uasm_i_scd(buf, rs, rt, off) |
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# define UASM_i_SLL(buf, rs, rt, sh) uasm_i_dsll(buf, rs, rt, sh) |
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# define UASM_i_SRA(buf, rs, rt, sh) uasm_i_dsra(buf, rs, rt, sh) |
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# define UASM_i_SRL(buf, rs, rt, sh) uasm_i_dsrl(buf, rs, rt, sh) |
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# define UASM_i_SRL_SAFE(buf, rs, rt, sh) uasm_i_dsrl_safe(buf, rs, rt, sh) |
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# define UASM_i_SUBU(buf, rs, rt, rd) uasm_i_dsubu(buf, rs, rt, rd) |
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# define UASM_i_SW(buf, rs, rt, off) uasm_i_sd(buf, rs, rt, off) |
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#else |
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# define UASM_i_ADDIU(buf, rs, rt, val) uasm_i_addiu(buf, rs, rt, val) |
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# define UASM_i_ADDU(buf, rs, rt, rd) uasm_i_addu(buf, rs, rt, rd) |
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# define UASM_i_LL(buf, rs, rt, off) uasm_i_ll(buf, rs, rt, off) |
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# define UASM_i_LW(buf, rs, rt, off) uasm_i_lw(buf, rs, rt, off) |
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# define UASM_i_LWX(buf, rs, rt, rd) uasm_i_lwx(buf, rs, rt, rd) |
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# define UASM_i_MFC0(buf, rt, rd...) uasm_i_mfc0(buf, rt, rd) |
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# define UASM_i_MTC0(buf, rt, rd...) uasm_i_mtc0(buf, rt, rd) |
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# define UASM_i_ROTR(buf, rs, rt, sh) uasm_i_rotr(buf, rs, rt, sh) |
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# define UASM_i_SC(buf, rs, rt, off) uasm_i_sc(buf, rs, rt, off) |
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# define UASM_i_SLL(buf, rs, rt, sh) uasm_i_sll(buf, rs, rt, sh) |
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# define UASM_i_SRA(buf, rs, rt, sh) uasm_i_sra(buf, rs, rt, sh) |
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# define UASM_i_SRL(buf, rs, rt, sh) uasm_i_srl(buf, rs, rt, sh) |
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# define UASM_i_SRL_SAFE(buf, rs, rt, sh) uasm_i_srl(buf, rs, rt, sh) |
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# define UASM_i_SUBU(buf, rs, rt, rd) uasm_i_subu(buf, rs, rt, rd) |
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# define UASM_i_SW(buf, rs, rt, off) uasm_i_sw(buf, rs, rt, off) |
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#endif |
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#define uasm_i_b(buf, off) uasm_i_beq(buf, 0, 0, off) |
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#define uasm_i_beqz(buf, rs, off) uasm_i_beq(buf, rs, 0, off) |
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#define uasm_i_beqzl(buf, rs, off) uasm_i_beql(buf, rs, 0, off) |
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#define uasm_i_bnez(buf, rs, off) uasm_i_bne(buf, rs, 0, off) |
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#define uasm_i_bnezl(buf, rs, off) uasm_i_bnel(buf, rs, 0, off) |
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#define uasm_i_ehb(buf) uasm_i_sll(buf, 0, 0, 3) |
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#define uasm_i_move(buf, a, b) UASM_i_ADDU(buf, a, 0, b) |
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#define uasm_i_nop(buf) uasm_i_sll(buf, 0, 0, 0) |
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#define uasm_i_ssnop(buf) uasm_i_sll(buf, 0, 0, 1) |
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static inline void uasm_i_drotr_safe(u32 **p, unsigned int a1, |
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unsigned int a2, unsigned int a3) |
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{ |
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if (a3 < 32) |
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uasm_i_drotr(p, a1, a2, a3); |
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else |
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uasm_i_drotr32(p, a1, a2, a3 - 32); |
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} |
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static inline void uasm_i_dsll_safe(u32 **p, unsigned int a1, |
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unsigned int a2, unsigned int a3) |
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{ |
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if (a3 < 32) |
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uasm_i_dsll(p, a1, a2, a3); |
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else |
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uasm_i_dsll32(p, a1, a2, a3 - 32); |
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} |
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static inline void uasm_i_dsrl_safe(u32 **p, unsigned int a1, |
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unsigned int a2, unsigned int a3) |
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{ |
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if (a3 < 32) |
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uasm_i_dsrl(p, a1, a2, a3); |
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else |
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uasm_i_dsrl32(p, a1, a2, a3 - 32); |
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} |
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static inline void uasm_i_dsra_safe(u32 **p, unsigned int a1, |
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unsigned int a2, unsigned int a3) |
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{ |
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if (a3 < 32) |
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uasm_i_dsra(p, a1, a2, a3); |
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else |
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uasm_i_dsra32(p, a1, a2, a3 - 32); |
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} |
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/* Handle relocations. */ |
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struct uasm_reloc { |
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u32 *addr; |
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unsigned int type; |
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int lab; |
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}; |
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/* This is zero so we can use zeroed label arrays. */ |
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#define UASM_LABEL_INVALID 0 |
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void uasm_r_mips_pc16(struct uasm_reloc **rel, u32 *addr, int lid); |
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void uasm_resolve_relocs(struct uasm_reloc *rel, struct uasm_label *lab); |
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void uasm_move_relocs(struct uasm_reloc *rel, u32 *first, u32 *end, long off); |
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void uasm_move_labels(struct uasm_label *lab, u32 *first, u32 *end, long off); |
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void uasm_copy_handler(struct uasm_reloc *rel, struct uasm_label *lab, |
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u32 *first, u32 *end, u32 *target); |
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int uasm_insn_has_bdelay(struct uasm_reloc *rel, u32 *addr); |
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/* Convenience functions for labeled branches. */ |
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void uasm_il_b(u32 **p, struct uasm_reloc **r, int lid); |
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void uasm_il_bbit0(u32 **p, struct uasm_reloc **r, unsigned int reg, |
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unsigned int bit, int lid); |
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void uasm_il_bbit1(u32 **p, struct uasm_reloc **r, unsigned int reg, |
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unsigned int bit, int lid); |
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void uasm_il_beq(u32 **p, struct uasm_reloc **r, unsigned int r1, |
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unsigned int r2, int lid); |
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void uasm_il_beqz(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid); |
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void uasm_il_beqzl(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid); |
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void uasm_il_bgezl(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid); |
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void uasm_il_bgez(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid); |
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void uasm_il_bltz(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid); |
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void uasm_il_bne(u32 **p, struct uasm_reloc **r, unsigned int reg1, |
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unsigned int reg2, int lid); |
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void uasm_il_bnez(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid); |
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#endif /* __ASM_UASM_H */
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