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-rw-r--r--arch/mips/include/asm/uasm.h100
1 files changed, 51 insertions, 49 deletions
diff --git a/arch/mips/include/asm/uasm.h b/arch/mips/include/asm/uasm.h
index 440a21dab575..3d9f75f7ffc9 100644
--- a/arch/mips/include/asm/uasm.h
+++ b/arch/mips/include/asm/uasm.h
@@ -6,6 +6,7 @@
6 * Copyright (C) 2004, 2005, 2006, 2008 Thiemo Seufer 6 * Copyright (C) 2004, 2005, 2006, 2008 Thiemo Seufer
7 * Copyright (C) 2005 Maciej W. Rozycki 7 * Copyright (C) 2005 Maciej W. Rozycki
8 * Copyright (C) 2006 Ralf Baechle (ralf@linux-mips.org) 8 * Copyright (C) 2006 Ralf Baechle (ralf@linux-mips.org)
9 * Copyright (C) 2012 MIPS Technologies, Inc.
9 */ 10 */
10 11
11#include <linux/types.h> 12#include <linux/types.h>
@@ -62,8 +63,10 @@ void __uasminit uasm_i##op(u32 **buf, unsigned int a, signed int b)
62 63
63Ip_u2u1s3(_addiu); 64Ip_u2u1s3(_addiu);
64Ip_u3u1u2(_addu); 65Ip_u3u1u2(_addu);
65Ip_u2u1u3(_andi);
66Ip_u3u1u2(_and); 66Ip_u3u1u2(_and);
67Ip_u2u1u3(_andi);
68Ip_u1u2s3(_bbit0);
69Ip_u1u2s3(_bbit1);
67Ip_u1u2s3(_beq); 70Ip_u1u2s3(_beq);
68Ip_u1u2s3(_beql); 71Ip_u1u2s3(_beql);
69Ip_u1s2(_bgez); 72Ip_u1s2(_bgez);
@@ -72,55 +75,54 @@ Ip_u1s2(_bltz);
72Ip_u1s2(_bltzl); 75Ip_u1s2(_bltzl);
73Ip_u1u2s3(_bne); 76Ip_u1u2s3(_bne);
74Ip_u2s3u1(_cache); 77Ip_u2s3u1(_cache);
75Ip_u1u2u3(_dmfc0);
76Ip_u1u2u3(_dmtc0);
77Ip_u2u1s3(_daddiu); 78Ip_u2u1s3(_daddiu);
78Ip_u3u1u2(_daddu); 79Ip_u3u1u2(_daddu);
80Ip_u2u1msbu3(_dins);
81Ip_u2u1msbu3(_dinsm);
82Ip_u1u2u3(_dmfc0);
83Ip_u1u2u3(_dmtc0);
84Ip_u2u1u3(_drotr);
85Ip_u2u1u3(_drotr32);
79Ip_u2u1u3(_dsll); 86Ip_u2u1u3(_dsll);
80Ip_u2u1u3(_dsll32); 87Ip_u2u1u3(_dsll32);
81Ip_u2u1u3(_dsra); 88Ip_u2u1u3(_dsra);
82Ip_u2u1u3(_dsrl); 89Ip_u2u1u3(_dsrl);
83Ip_u2u1u3(_dsrl32); 90Ip_u2u1u3(_dsrl32);
84Ip_u2u1u3(_drotr);
85Ip_u2u1u3(_drotr32);
86Ip_u3u1u2(_dsubu); 91Ip_u3u1u2(_dsubu);
87Ip_0(_eret); 92Ip_0(_eret);
88Ip_u1(_j); 93Ip_u1(_j);
89Ip_u1(_jal); 94Ip_u1(_jal);
90Ip_u1(_jr); 95Ip_u1(_jr);
91Ip_u2s3u1(_ld); 96Ip_u2s3u1(_ld);
97Ip_u3u1u2(_ldx);
92Ip_u2s3u1(_ll); 98Ip_u2s3u1(_ll);
93Ip_u2s3u1(_lld); 99Ip_u2s3u1(_lld);
94Ip_u1s2(_lui); 100Ip_u1s2(_lui);
95Ip_u2s3u1(_lw); 101Ip_u2s3u1(_lw);
102Ip_u3u1u2(_lwx);
96Ip_u1u2u3(_mfc0); 103Ip_u1u2u3(_mfc0);
97Ip_u1u2u3(_mtc0); 104Ip_u1u2u3(_mtc0);
98Ip_u2u1u3(_ori);
99Ip_u3u1u2(_or); 105Ip_u3u1u2(_or);
106Ip_u2u1u3(_ori);
100Ip_u2s3u1(_pref); 107Ip_u2s3u1(_pref);
101Ip_0(_rfe); 108Ip_0(_rfe);
109Ip_u2u1u3(_rotr);
102Ip_u2s3u1(_sc); 110Ip_u2s3u1(_sc);
103Ip_u2s3u1(_scd); 111Ip_u2s3u1(_scd);
104Ip_u2s3u1(_sd); 112Ip_u2s3u1(_sd);
105Ip_u2u1u3(_sll); 113Ip_u2u1u3(_sll);
106Ip_u2u1u3(_sra); 114Ip_u2u1u3(_sra);
107Ip_u2u1u3(_srl); 115Ip_u2u1u3(_srl);
108Ip_u2u1u3(_rotr);
109Ip_u3u1u2(_subu); 116Ip_u3u1u2(_subu);
110Ip_u2s3u1(_sw); 117Ip_u2s3u1(_sw);
118Ip_u1(_syscall);
111Ip_0(_tlbp); 119Ip_0(_tlbp);
112Ip_0(_tlbr); 120Ip_0(_tlbr);
113Ip_0(_tlbwi); 121Ip_0(_tlbwi);
114Ip_0(_tlbwr); 122Ip_0(_tlbwr);
115Ip_u3u1u2(_xor); 123Ip_u3u1u2(_xor);
116Ip_u2u1u3(_xori); 124Ip_u2u1u3(_xori);
117Ip_u2u1msbu3(_dins); 125
118Ip_u2u1msbu3(_dinsm);
119Ip_u1(_syscall);
120Ip_u1u2s3(_bbit0);
121Ip_u1u2s3(_bbit1);
122Ip_u3u1u2(_lwx);
123Ip_u3u1u2(_ldx);
124 126
125/* Handle labels. */ 127/* Handle labels. */
126struct uasm_label { 128struct uasm_label {
@@ -145,37 +147,37 @@ static inline void __uasminit uasm_l##lb(struct uasm_label **lab, u32 *addr) \
145 147
146/* convenience macros for instructions */ 148/* convenience macros for instructions */
147#ifdef CONFIG_64BIT 149#ifdef CONFIG_64BIT
150# define UASM_i_ADDIU(buf, rs, rt, val) uasm_i_daddiu(buf, rs, rt, val)
151# define UASM_i_ADDU(buf, rs, rt, rd) uasm_i_daddu(buf, rs, rt, rd)
152# define UASM_i_LL(buf, rs, rt, off) uasm_i_lld(buf, rs, rt, off)
148# define UASM_i_LW(buf, rs, rt, off) uasm_i_ld(buf, rs, rt, off) 153# define UASM_i_LW(buf, rs, rt, off) uasm_i_ld(buf, rs, rt, off)
149# define UASM_i_SW(buf, rs, rt, off) uasm_i_sd(buf, rs, rt, off) 154# define UASM_i_LWX(buf, rs, rt, rd) uasm_i_ldx(buf, rs, rt, rd)
155# define UASM_i_MFC0(buf, rt, rd...) uasm_i_dmfc0(buf, rt, rd)
156# define UASM_i_MTC0(buf, rt, rd...) uasm_i_dmtc0(buf, rt, rd)
157# define UASM_i_ROTR(buf, rs, rt, sh) uasm_i_drotr(buf, rs, rt, sh)
158# define UASM_i_SC(buf, rs, rt, off) uasm_i_scd(buf, rs, rt, off)
150# define UASM_i_SLL(buf, rs, rt, sh) uasm_i_dsll(buf, rs, rt, sh) 159# define UASM_i_SLL(buf, rs, rt, sh) uasm_i_dsll(buf, rs, rt, sh)
151# define UASM_i_SRA(buf, rs, rt, sh) uasm_i_dsra(buf, rs, rt, sh) 160# define UASM_i_SRA(buf, rs, rt, sh) uasm_i_dsra(buf, rs, rt, sh)
152# define UASM_i_SRL(buf, rs, rt, sh) uasm_i_dsrl(buf, rs, rt, sh) 161# define UASM_i_SRL(buf, rs, rt, sh) uasm_i_dsrl(buf, rs, rt, sh)
153# define UASM_i_SRL_SAFE(buf, rs, rt, sh) uasm_i_dsrl_safe(buf, rs, rt, sh) 162# define UASM_i_SRL_SAFE(buf, rs, rt, sh) uasm_i_dsrl_safe(buf, rs, rt, sh)
154# define UASM_i_ROTR(buf, rs, rt, sh) uasm_i_drotr(buf, rs, rt, sh)
155# define UASM_i_MFC0(buf, rt, rd...) uasm_i_dmfc0(buf, rt, rd)
156# define UASM_i_MTC0(buf, rt, rd...) uasm_i_dmtc0(buf, rt, rd)
157# define UASM_i_ADDIU(buf, rs, rt, val) uasm_i_daddiu(buf, rs, rt, val)
158# define UASM_i_ADDU(buf, rs, rt, rd) uasm_i_daddu(buf, rs, rt, rd)
159# define UASM_i_SUBU(buf, rs, rt, rd) uasm_i_dsubu(buf, rs, rt, rd) 163# define UASM_i_SUBU(buf, rs, rt, rd) uasm_i_dsubu(buf, rs, rt, rd)
160# define UASM_i_LL(buf, rs, rt, off) uasm_i_lld(buf, rs, rt, off) 164# define UASM_i_SW(buf, rs, rt, off) uasm_i_sd(buf, rs, rt, off)
161# define UASM_i_SC(buf, rs, rt, off) uasm_i_scd(buf, rs, rt, off)
162# define UASM_i_LWX(buf, rs, rt, rd) uasm_i_ldx(buf, rs, rt, rd)
163#else 165#else
166# define UASM_i_ADDIU(buf, rs, rt, val) uasm_i_addiu(buf, rs, rt, val)
167# define UASM_i_ADDU(buf, rs, rt, rd) uasm_i_addu(buf, rs, rt, rd)
168# define UASM_i_LL(buf, rs, rt, off) uasm_i_ll(buf, rs, rt, off)
164# define UASM_i_LW(buf, rs, rt, off) uasm_i_lw(buf, rs, rt, off) 169# define UASM_i_LW(buf, rs, rt, off) uasm_i_lw(buf, rs, rt, off)
165# define UASM_i_SW(buf, rs, rt, off) uasm_i_sw(buf, rs, rt, off) 170# define UASM_i_LWX(buf, rs, rt, rd) uasm_i_lwx(buf, rs, rt, rd)
171# define UASM_i_MFC0(buf, rt, rd...) uasm_i_mfc0(buf, rt, rd)
172# define UASM_i_MTC0(buf, rt, rd...) uasm_i_mtc0(buf, rt, rd)
173# define UASM_i_ROTR(buf, rs, rt, sh) uasm_i_rotr(buf, rs, rt, sh)
174# define UASM_i_SC(buf, rs, rt, off) uasm_i_sc(buf, rs, rt, off)
166# define UASM_i_SLL(buf, rs, rt, sh) uasm_i_sll(buf, rs, rt, sh) 175# define UASM_i_SLL(buf, rs, rt, sh) uasm_i_sll(buf, rs, rt, sh)
167# define UASM_i_SRA(buf, rs, rt, sh) uasm_i_sra(buf, rs, rt, sh) 176# define UASM_i_SRA(buf, rs, rt, sh) uasm_i_sra(buf, rs, rt, sh)
168# define UASM_i_SRL(buf, rs, rt, sh) uasm_i_srl(buf, rs, rt, sh) 177# define UASM_i_SRL(buf, rs, rt, sh) uasm_i_srl(buf, rs, rt, sh)
169# define UASM_i_SRL_SAFE(buf, rs, rt, sh) uasm_i_srl(buf, rs, rt, sh) 178# define UASM_i_SRL_SAFE(buf, rs, rt, sh) uasm_i_srl(buf, rs, rt, sh)
170# define UASM_i_ROTR(buf, rs, rt, sh) uasm_i_rotr(buf, rs, rt, sh)
171# define UASM_i_MFC0(buf, rt, rd...) uasm_i_mfc0(buf, rt, rd)
172# define UASM_i_MTC0(buf, rt, rd...) uasm_i_mtc0(buf, rt, rd)
173# define UASM_i_ADDIU(buf, rs, rt, val) uasm_i_addiu(buf, rs, rt, val)
174# define UASM_i_ADDU(buf, rs, rt, rd) uasm_i_addu(buf, rs, rt, rd)
175# define UASM_i_SUBU(buf, rs, rt, rd) uasm_i_subu(buf, rs, rt, rd) 179# define UASM_i_SUBU(buf, rs, rt, rd) uasm_i_subu(buf, rs, rt, rd)
176# define UASM_i_LL(buf, rs, rt, off) uasm_i_ll(buf, rs, rt, off) 180# define UASM_i_SW(buf, rs, rt, off) uasm_i_sw(buf, rs, rt, off)
177# define UASM_i_SC(buf, rs, rt, off) uasm_i_sc(buf, rs, rt, off)
178# define UASM_i_LWX(buf, rs, rt, rd) uasm_i_lwx(buf, rs, rt, rd)
179#endif 181#endif
180 182
181#define uasm_i_b(buf, off) uasm_i_beq(buf, 0, 0, off) 183#define uasm_i_b(buf, off) uasm_i_beq(buf, 0, 0, off)
@@ -183,19 +185,10 @@ static inline void __uasminit uasm_l##lb(struct uasm_label **lab, u32 *addr) \
183#define uasm_i_beqzl(buf, rs, off) uasm_i_beql(buf, rs, 0, off) 185#define uasm_i_beqzl(buf, rs, off) uasm_i_beql(buf, rs, 0, off)
184#define uasm_i_bnez(buf, rs, off) uasm_i_bne(buf, rs, 0, off) 186#define uasm_i_bnez(buf, rs, off) uasm_i_bne(buf, rs, 0, off)
185#define uasm_i_bnezl(buf, rs, off) uasm_i_bnel(buf, rs, 0, off) 187#define uasm_i_bnezl(buf, rs, off) uasm_i_bnel(buf, rs, 0, off)
188#define uasm_i_ehb(buf) uasm_i_sll(buf, 0, 0, 3)
186#define uasm_i_move(buf, a, b) UASM_i_ADDU(buf, a, 0, b) 189#define uasm_i_move(buf, a, b) UASM_i_ADDU(buf, a, 0, b)
187#define uasm_i_nop(buf) uasm_i_sll(buf, 0, 0, 0) 190#define uasm_i_nop(buf) uasm_i_sll(buf, 0, 0, 0)
188#define uasm_i_ssnop(buf) uasm_i_sll(buf, 0, 0, 1) 191#define uasm_i_ssnop(buf) uasm_i_sll(buf, 0, 0, 1)
189#define uasm_i_ehb(buf) uasm_i_sll(buf, 0, 0, 3)
190
191static inline void uasm_i_dsrl_safe(u32 **p, unsigned int a1,
192 unsigned int a2, unsigned int a3)
193{
194 if (a3 < 32)
195 uasm_i_dsrl(p, a1, a2, a3);
196 else
197 uasm_i_dsrl32(p, a1, a2, a3 - 32);
198}
199 192
200static inline void uasm_i_drotr_safe(u32 **p, unsigned int a1, 193static inline void uasm_i_drotr_safe(u32 **p, unsigned int a1,
201 unsigned int a2, unsigned int a3) 194 unsigned int a2, unsigned int a3)
@@ -215,6 +208,15 @@ static inline void uasm_i_dsll_safe(u32 **p, unsigned int a1,
215 uasm_i_dsll32(p, a1, a2, a3 - 32); 208 uasm_i_dsll32(p, a1, a2, a3 - 32);
216} 209}
217 210
211static inline void uasm_i_dsrl_safe(u32 **p, unsigned int a1,
212 unsigned int a2, unsigned int a3)
213{
214 if (a3 < 32)
215 uasm_i_dsrl(p, a1, a2, a3);
216 else
217 uasm_i_dsrl32(p, a1, a2, a3 - 32);
218}
219
218/* Handle relocations. */ 220/* Handle relocations. */
219struct uasm_reloc { 221struct uasm_reloc {
220 u32 *addr; 222 u32 *addr;
@@ -234,16 +236,16 @@ void uasm_copy_handler(struct uasm_reloc *rel, struct uasm_label *lab,
234int uasm_insn_has_bdelay(struct uasm_reloc *rel, u32 *addr); 236int uasm_insn_has_bdelay(struct uasm_reloc *rel, u32 *addr);
235 237
236/* Convenience functions for labeled branches. */ 238/* Convenience functions for labeled branches. */
237void uasm_il_bltz(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid);
238void uasm_il_b(u32 **p, struct uasm_reloc **r, int lid); 239void uasm_il_b(u32 **p, struct uasm_reloc **r, int lid);
240void uasm_il_bbit0(u32 **p, struct uasm_reloc **r, unsigned int reg,
241 unsigned int bit, int lid);
242void uasm_il_bbit1(u32 **p, struct uasm_reloc **r, unsigned int reg,
243 unsigned int bit, int lid);
239void uasm_il_beqz(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid); 244void uasm_il_beqz(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid);
240void uasm_il_beqzl(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid); 245void uasm_il_beqzl(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid);
246void uasm_il_bgezl(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid);
247void uasm_il_bgez(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid);
248void uasm_il_bltz(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid);
241void uasm_il_bne(u32 **p, struct uasm_reloc **r, unsigned int reg1, 249void uasm_il_bne(u32 **p, struct uasm_reloc **r, unsigned int reg1,
242 unsigned int reg2, int lid); 250 unsigned int reg2, int lid);
243void uasm_il_bnez(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid); 251void uasm_il_bnez(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid);
244void uasm_il_bgezl(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid);
245void uasm_il_bgez(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid);
246void uasm_il_bbit0(u32 **p, struct uasm_reloc **r, unsigned int reg,
247 unsigned int bit, int lid);
248void uasm_il_bbit1(u32 **p, struct uasm_reloc **r, unsigned int reg,
249 unsigned int bit, int lid);