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

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