2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
6 * Copyright (C) 2004, 2005, 2006, 2008 Thiemo Seufer
7 * Copyright (C) 2005 Maciej W. Rozycki
8 * Copyright (C) 2006 Ralf Baechle (ralf@linux-mips.org)
11 #include <linux/types.h>
13 #define Ip_u1u2u3(op) \
15 uasm_i##op(u32 **buf, unsigned int a, unsigned int b, unsigned int c)
17 #define Ip_u2u1u3(op) \
19 uasm_i##op(u32 **buf, unsigned int a, unsigned int b, unsigned int c)
21 #define Ip_u3u1u2(op) \
23 uasm_i##op(u32 **buf, unsigned int a, unsigned int b, unsigned int c)
25 #define Ip_u1u2s3(op) \
27 uasm_i##op(u32 **buf, unsigned int a, unsigned int b, signed int c)
29 #define Ip_u2s3u1(op) \
31 uasm_i##op(u32 **buf, unsigned int a, signed int b, unsigned int c)
33 #define Ip_u2u1s3(op) \
35 uasm_i##op(u32 **buf, unsigned int a, unsigned int b, signed int c)
37 #define Ip_u2u1msbu3(op) \
39 uasm_i##op(u32 **buf, unsigned int a, unsigned int b, unsigned int c, \
43 void __cpuinit uasm_i##op(u32 **buf, unsigned int a, unsigned int b)
46 void __cpuinit uasm_i##op(u32 **buf, unsigned int a, signed int b)
48 #define Ip_u1(op) void __cpuinit uasm_i##op(u32 **buf, unsigned int a)
50 #define Ip_0(op) void __cpuinit uasm_i##op(u32 **buf)
110 void __cpuinit uasm_build_label(struct uasm_label **lab, u32 *addr, int lid);
112 int uasm_in_compat_space_p(long addr);
114 int uasm_rel_hi(long val);
115 int uasm_rel_lo(long val);
116 void UASM_i_LA_mostly(u32 **buf, unsigned int rs, long addr);
117 void UASM_i_LA(u32 **buf, unsigned int rs, long addr);
119 #define UASM_L_LA(lb) \
120 static inline void __cpuinit uasm_l##lb(struct uasm_label **lab, u32 *addr) \
122 uasm_build_label(lab, addr, label##lb); \
125 /* convenience macros for instructions */
127 # define UASM_i_LW(buf, rs, rt, off) uasm_i_ld(buf, rs, rt, off)
128 # define UASM_i_SW(buf, rs, rt, off) uasm_i_sd(buf, rs, rt, off)
129 # define UASM_i_SLL(buf, rs, rt, sh) uasm_i_dsll(buf, rs, rt, sh)
130 # define UASM_i_SRA(buf, rs, rt, sh) uasm_i_dsra(buf, rs, rt, sh)
131 # define UASM_i_SRL(buf, rs, rt, sh) uasm_i_dsrl(buf, rs, rt, sh)
132 # define UASM_i_MFC0(buf, rt, rd...) uasm_i_dmfc0(buf, rt, rd)
133 # define UASM_i_MTC0(buf, rt, rd...) uasm_i_dmtc0(buf, rt, rd)
134 # define UASM_i_ADDIU(buf, rs, rt, val) uasm_i_daddiu(buf, rs, rt, val)
135 # define UASM_i_ADDU(buf, rs, rt, rd) uasm_i_daddu(buf, rs, rt, rd)
136 # define UASM_i_SUBU(buf, rs, rt, rd) uasm_i_dsubu(buf, rs, rt, rd)
137 # define UASM_i_LL(buf, rs, rt, off) uasm_i_lld(buf, rs, rt, off)
138 # define UASM_i_SC(buf, rs, rt, off) uasm_i_scd(buf, rs, rt, off)
140 # define UASM_i_LW(buf, rs, rt, off) uasm_i_lw(buf, rs, rt, off)
141 # define UASM_i_SW(buf, rs, rt, off) uasm_i_sw(buf, rs, rt, off)
142 # define UASM_i_SLL(buf, rs, rt, sh) uasm_i_sll(buf, rs, rt, sh)
143 # define UASM_i_SRA(buf, rs, rt, sh) uasm_i_sra(buf, rs, rt, sh)
144 # define UASM_i_SRL(buf, rs, rt, sh) uasm_i_srl(buf, rs, rt, sh)
145 # define UASM_i_MFC0(buf, rt, rd...) uasm_i_mfc0(buf, rt, rd)
146 # define UASM_i_MTC0(buf, rt, rd...) uasm_i_mtc0(buf, rt, rd)
147 # define UASM_i_ADDIU(buf, rs, rt, val) uasm_i_addiu(buf, rs, rt, val)
148 # define UASM_i_ADDU(buf, rs, rt, rd) uasm_i_addu(buf, rs, rt, rd)
149 # define UASM_i_SUBU(buf, rs, rt, rd) uasm_i_subu(buf, rs, rt, rd)
150 # define UASM_i_LL(buf, rs, rt, off) uasm_i_ll(buf, rs, rt, off)
151 # define UASM_i_SC(buf, rs, rt, off) uasm_i_sc(buf, rs, rt, off)
154 #define uasm_i_b(buf, off) uasm_i_beq(buf, 0, 0, off)
155 #define uasm_i_beqz(buf, rs, off) uasm_i_beq(buf, rs, 0, off)
156 #define uasm_i_beqzl(buf, rs, off) uasm_i_beql(buf, rs, 0, off)
157 #define uasm_i_bnez(buf, rs, off) uasm_i_bne(buf, rs, 0, off)
158 #define uasm_i_bnezl(buf, rs, off) uasm_i_bnel(buf, rs, 0, off)
159 #define uasm_i_move(buf, a, b) UASM_i_ADDU(buf, a, 0, b)
160 #define uasm_i_nop(buf) uasm_i_sll(buf, 0, 0, 0)
161 #define uasm_i_ssnop(buf) uasm_i_sll(buf, 0, 0, 1)
162 #define uasm_i_ehb(buf) uasm_i_sll(buf, 0, 0, 3)
164 /* Handle relocations. */
171 /* This is zero so we can use zeroed label arrays. */
172 #define UASM_LABEL_INVALID 0
174 void uasm_r_mips_pc16(struct uasm_reloc **rel, u32 *addr, int lid);
175 void uasm_resolve_relocs(struct uasm_reloc *rel, struct uasm_label *lab);
176 void uasm_move_relocs(struct uasm_reloc *rel, u32 *first, u32 *end, long off);
177 void uasm_move_labels(struct uasm_label *lab, u32 *first, u32 *end, long off);
178 void uasm_copy_handler(struct uasm_reloc *rel, struct uasm_label *lab,
179 u32 *first, u32 *end, u32 *target);
180 int uasm_insn_has_bdelay(struct uasm_reloc *rel, u32 *addr);
182 /* Convenience functions for labeled branches. */
183 void uasm_il_bltz(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid);
184 void uasm_il_b(u32 **p, struct uasm_reloc **r, int lid);
185 void uasm_il_beqz(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid);
186 void uasm_il_beqzl(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid);
187 void uasm_il_bne(u32 **p, struct uasm_reloc **r, unsigned int reg1,
188 unsigned int reg2, int lid);
189 void uasm_il_bnez(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid);
190 void uasm_il_bgezl(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid);
191 void uasm_il_bgez(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid);