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Update lightrec 20220910 (#686)
[pcsx_rearmed.git] / deps / lightning / lib / jit_riscv-cpu.c
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PC		 1/*
2 * Copyright (C) 2019 Free Software Foundation, Inc.
3 *
4 * This file is part of GNU lightning.
5 *
6 * GNU lightning is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU Lesser General Public License as published
8 * by the Free Software Foundation; either version 3, or (at your option)
9 * any later version.
10 *
11 * GNU lightning is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
13 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
14 * License for more details.
15 *
16 * Authors:
17 * Paulo Cesar Pereira de Andrade
18 */
19
20#if PROTO
21#define _ZERO_REGNO 0
22#define _RA_REGNO 1
23#define _SP_REGNO 2
24#define _FP_REGNO 8
25typedef union {
26# define ui jit_uint32_t
27 struct {
28 ui opcode : 7;
29 ui rd : 5;
30 ui funct3 : 3;
31 ui rs1 : 5;
32 ui rs2 : 5;
33 ui funct7 : 7;
34 } R;
35 struct {
36 ui opcode : 7;
37 ui rd : 5;
38 ui funct3 : 3;
39 ui rs1 : 5;
40 ui rs2 : 5;
41 ui funct2 : 2;
42 ui rs3 : 5;
43 } R4;
44 struct {
45 ui opcode : 7;
46 ui rd : 5;
47 ui funct3 : 3;
48 ui rs1 : 5;
49 ui imm11_0 : 12;
50 } I;
51# if __WORDSIZE == 64
52 struct {
53 ui opcode : 7;
54 ui rd : 5;
55 ui funct3 : 3;
56 ui rs1 : 5;
57 ui shamt : 6;
58 ui imm6_0 : 6;
59 } IS;
60# endif
61 struct {
62 ui opcode : 7;
63 ui imm4_0 : 5;
64 ui funct3 : 3;
65 ui rs1 : 5;
66 ui rs2 : 5;
67 ui imm11_5 : 7;
68 } S;
69 struct {
70 ui opcode : 7;
71 ui imm11 : 1;
72 ui imm4_1 : 4;
73 ui funct3 : 3;
74 ui rs1 : 5;
75 ui rs2 : 5;
76 ui imm10_5 : 6;
77 ui imm12 : 1;
78 } B;
79 struct {
80 ui opcode : 7;
81 ui rd : 5;
82 ui imm12_31 : 20;
83 } U;
84 struct {
85 ui opcode : 7;
86 ui rd : 5;
87 ui imm19_12 : 8;
88 ui imm11 : 1;
89 ui imm10_1 : 10;
90 ui imm20 : 1;
91 } J;
92 jit_int32_t w;
93# undef ui
94} instr_t;
95# define ii(i) *_jit->pc.ui++ = i
96/* FIXME could jit_rewind_prolog() to only use extra 64 bytes
97 * if a variadic jit function that have variadic arguments in
98 * registers */
99# define stack_framesize (200 + 64)
100# define ldr(r0, r1) ldr_l(r0, r1)
101# define ldi(r0, im) ldi_l(r0, im)
102# define ldxr(r0, r1, r2) ldxr_l(r0, r1, r2)
103# define ldxi(r0, r1, im) ldxi_l(r0, r1, im)
104# define str(r0, r1) str_l(r0, r1)
105# define sti(im, r0) sti_l(im, r0)
106# define stxr(r0, r1, r2) stxr_l(r0, r1, r2)
107# define stxi(im, r0, r1) stxi_l(im, r0, r1)
108# define simm6_p(im) ((im) <= 31 && (im) >= -32)
109# define simm12_p(im) ((im) <= 2047 && (im) >= -2048)
110# define simm20_p(im) ((im) <= 524287 && (im) >= -524288)
111# define simm32_p(im) ((im) <= 2147483647LL && (im) >= -2147483648LL)
112
113/*
114 * RV32I Base Instruction Set
115 */
116# define LUI(rd, imm) Utype(55, rd, imm)
117# define AUIPC(rd, imm) Utype(23, rd, imm)
118# define JAL(rd, imm) Jtype(111, rd, imm)
119# define JALR(rd, rs1, imm) Itype(103, rd, 0, rs1, imm)
120# define BEQ(rs1, rs2, imm) Btype(99, 0, rs1, rs2, imm)
121# define BNE(rs1, rs2, imm) Btype(99, 1, rs1, rs2, imm)
122# define BLT(rs1, rs2, imm) Btype(99, 4, rs1, rs2, imm)
123# define BGE(rs1, rs2, imm) Btype(99, 5, rs1, rs2, imm)
124# define BLTU(rs1, rs2, imm) Btype(99, 6, rs1, rs2, imm)
125# define BGEU(rs1, rs2, imm) Btype(99, 7, rs1, rs2, imm)
126# define LB(rd, rs1, imm) Itype(3, rd, 0, rs1, imm)
127# define LH(rd, rs1, imm) Itype(3, rd, 1, rs1, imm)
128# define LW(rd, rs1, imm) Itype(3, rd, 2, rs1, imm)
129# define LBU(rd, rs1, imm) Itype(3, rd, 4, rs1, imm)
130# define LHU(rd, rs1, imm) Itype(3, rd, 5, rs1, imm)
131# define SB(rs1, rs2, imm) Stype(35, 0, rs1, rs2, imm)
132# define SH(rs1, rs2, imm) Stype(35, 1, rs1, rs2, imm)
133# define SW(rs1, rs2, imm) Stype(35, 2, rs1, rs2, imm)
134# define ADDI(rd, rs1, imm) Itype(19, rd, 0, rs1, imm)
135# define SLTI(rd, rs1, imm) Itype(19, rd, 2, rs1, imm)
136# define SLTIU(rd, rs1, imm) Itype(19, rd, 3, rs1, imm)
137# define XORI(rd, rs1, imm) Itype(19, rd, 4, rs1, imm)
138# define ORI(rd, rs1, imm) Itype(19, rd, 6, rs1, imm)
139# define ANDI(rd, rs1, imm) Itype(19, rd, 7, rs1, imm)
140# if __WORDSIZE == 32
141# define SLLI(rd, rs1, imm) Rtype(19, rd, 1, rs1, imm, 0)
142# define SRLI(rd, rs1, imm) Rtype(19, rd, 5, rs1, imm, 0)
143# define SRAI(rd, rs1, imm) Rtype(19, rd, 5, rs1, imm, 32)
144# endif
145# define ADD(rd, rs1, rs2) Rtype(51, rd, 0, rs1, rs2, 0)
146# define SUB(rd, rs1, rs2) Rtype(51, rd, 0, rs1, rs2, 32)
147# define SLL(rd, rs1, rs2) Rtype(51, rd, 1, rs1, rs2, 0)
148# define SLT(rd, rs1, rs2) Rtype(51, rd, 2, rs1, rs2, 0)
149# define SLTU(rd, rs1, rs2) Rtype(51, rd, 3, rs1, rs2, 0)
150# define XOR(rd, rs1, rs2) Rtype(51, rd, 4, rs1, rs2, 0)
151# define SRL(rd, rs1, rs2) Rtype(51, rd, 5, rs1, rs2, 0)
152# define SRA(rd, rs1, rs2) Rtype(51, rd, 5, rs1, rs2, 32)
153# define OR(rd, rs1, rs2) Rtype(51, rd, 6, rs1, rs2, 0)
154# define AND(rd, rs1, rs2) Rtype(51, rd, 7, rs1, rs2, 0)
155# define FENCE(imm) Itype(15, 0, 0, 0, im)
156# define FENCE_I(imm) Itype(15, 0, 1, 0, im)
157# define ECALL() Itype(115, 0, 0, 0, 0)
158# define EBREAK() Itype(115, 0, 0, 0, 1)
159# define CSRRW(rd, rs1, csr) Itype(115, rd, 1, rs1, csr)
160# define CSRRS(rd, rs1, csr) Itype(115, rd, 2, rs1, csr)
161# define CSRRC(rd, rs1, csr) Itype(115, rd, 3, rs1, csr)
162# define CSRRWI(rd, zimm, csr) Itype(115, rd, 5, zimm, csr)
163# define CSRRSI(rd, zimm, csr) Itype(115, rd, 6, zimm, csr)
164# define CSRRCI(rd, zimm, csr) Itype(115, rd, 7, zimm, csr)
165/*
166 * RV64I Base Instruction Set (in addition to RV32I)
167 */
168# define LWU(rd, rs1, imm) Itype(3, rd, 6, rs1, imm)
169# define LD(rd, rs1, imm) Itype(3, rd, 3, rs1, imm)
170# define SD(rs1, rs2, imm) Stype(35, 3, rs1, rs2, imm)
171# if __WORDSIZE == 64
172# define SLLI(rd, rs1, sh) IStype(19, rd, 1, rs1, sh, 0)
173# define SRLI(rd, rs1, sh) IStype(19, rd, 5, rs1, sh, 0)
174# define SRAI(rd, rs1, sh) IStype(19, rd, 5, rs1, sh, 16)
175# endif
176# define ADDIW(rd, rs1, imm) Itype(27, rd, 0, rs1, imm)
177# define SLLIW(rd, rs1, imm) Rtype(27, rd, 1, rs1, imm, 0)
178# define SRLIW(rd, rs1, imm) Rtype(27, rd, 3, rs1, imm, 0)
179# define SRAIW(rd, rs1, imm) Rtype(27, rd, 3, rs1, imm, 32)
180# define ADDW(rd, rs1, imm) Rtype(59, rd, 0, rs1, imm, 0)
181# define SUBW(rd, rs1, imm) Rtype(59, rd, 0, rs1, imm, 32)
182# define SLLW(rd, rs1, imm) Rtype(59, rd, 1, rs1, imm, 0)
183# define SRLW(rd, rs1, imm) Rtype(59, rd, 5, rs1, imm, 0)
184# define SRAW(rd, rs1, imm) Rtype(59, rd, 5, rs1, imm, 32)
185/*
186 * RV32M Standard Extension
187 */
188# define MUL(rd, rs1, rs2) Rtype(51, rd, 0, rs1, rs2, 1)
189# define MULH(rd, rs1, rs2) Rtype(51, rd, 1, rs1, rs2, 1)
190# define MULHSU(rd, rs1, rs2) Rtype(51, rd, 2, rs1, rs2, 1)
191# define MULHU(rd, rs1, rs2) Rtype(51, rd, 3, rs1, rs2, 1)
192# define DIV(rd, rs1, rs2) Rtype(51, rd, 4, rs1, rs2, 1)
193# define DIVU(rd, rs1, rs2) Rtype(51, rd, 5, rs1, rs2, 1)
194# define REM(rd, rs1, rs2) Rtype(51, rd, 6, rs1, rs2, 1)
195# define REMU(rd, rs1, rs2) Rtype(51, rd, 7, rs1, rs2, 1)
196/*
197 * RV64M Standard Extension (in addition to RV32M)
198 */
199# define MULW(rd, rs1, rs2) Rtype(59, rd, 0, rs1, rs2, 1)
200# define DIVW(rd, rs1, rs2) Rtype(59, rd, 4, rs1, rs2, 1)
201# define DIVUW(rd, rs1, rs2) Rtype(59, rd, 5, rs1, rs2, 1)
202# define REMW(rd, rs1, rs2) Rtype(59, rd, 6, rs1, rs2, 1)
203# define REMUW(rd, rs1, rs2) Rtype(59, rd, 7, rs1, rs2, 1)
204/*
205 * RV32A Standard Extension
206 */
207# define LR_W(rd, rs1) R4type(47, rd, 2, rs1, 0, 0, 2)
208# define SC_W(rd, rs1, rs2) R4type(47, rd, 2, rs1, rs2, 0, 3)
209# define AMOSWAP_W(rd, rs1, rs2) R4type(47, rd, 2, rs1, rs2, 0, 1)
210# define AMOADD_W(rd, rs1, rs2) R4type(47, rd, 2, rs1, rs2, 0, 0)
211# define AMOXOR_W(rd, rs1, rs2) R4type(47, rd, 2, rs1, rs2, 0, 4)
212# define AMOAND_W(rd, rs1, rs2) R4type(47, rd, 2, rs1, rs2, 0, 12)
213# define AMOOR_W(rd, rs1, rs2) R4type(47, rd, 2, rs1, rs2, 0, 8)
214# define AMOMIN_W(rd, rs1, rs2) R4type(47, rd, 2, rs1, rs2, 0, 16)
215# define AMOMAX_W(rd, rs1, rs2) R4type(47, rd, 2, rs1, rs2, 0, 20)
216# define AMOMINU_W(rd, rs1, rs2) R4type(47, rd, 2, rs1, rs2, 0, 24)
217# define AMOMAXU_W(rd, rs1, rs2) R4type(47, rd, 2, rs1, rs2, 0, 28)
218/*
219 * RV64A Standard Extension (in addition to RV32A)
220 */
221# define LR_D(rd, rs1) R4type(47, rd, 3, rs1, 0, 0, 2)
222# define SC_D(rd, rs1, rs2) R4type(47, rd, 3, rs1, rs2, 0, 3)
223# define AMOSWAP_D(rd, rs1, rs2) R4type(47, rd, 3, rs1, rs2, 0, 1)
224# define AMOADD_D(rd, rs1, rs2) R4type(47, rd, 3, rs1, rs2, 0, 0)
225# define AMOXOR_D(rd, rs1, rs2) R4type(47, rd, 3, rs1, rs2, 0, 4)
226# define AMOAND_D(rd, rs1, rs2) R4type(47, rd, 3, rs1, rs2, 0, 12)
227# define AMOOR_D(rd, rs1, rs2) R4type(47, rd, 3, rs1, rs2, 0, 8)
228# define AMOMIN_D(rd, rs1, rs2) R4type(47, rd, 3, rs1, rs2, 0, 16)
229# define AMOMAX_D(rd, rs1, rs2) R4type(47, rd, 3, rs1, rs2, 0, 20)
230# define AMOMINU_D(rd, rs1, rs2) R4type(47, rd, 3, rs1, rs2, 0, 24)
231# define AMOMAXU_D(rd, rs1, rs2) R4type(47, rd, 3, rs1, rs2, 0, 28)
232/*
233 * Pseudo Instructions
234 */
235# define NOP() ADDI(_ZERO_REGNO, _ZERO_REGNO, 0)
236# define MV(r0, r1) ADDI(r0, r1, 0)
237# define NOT(r0, r1) XORI(r0, r1, -1)
238# define NEG(r0, r1) SUB(r0, _ZERO_REGNO, r1)
239# define NEGW(r0, r1) SUBW(r0, _ZERO_REGNO, r1)
240# define SEXT_W(r0, r1) ADDIW(r0, r1, 0)
241# define RET() JALR(0, 1, 0)
242
243/*
244 * Enconding functions
245 */
246# define Rtype(op, rd, fct, rs1, rs2, fct2) \
247 _Rtype(_jit, op, rd, fct, rs1, rs2, fct2)
248static void _Rtype(jit_state_t*, jit_int32_t, jit_int32_t,
249 jit_int32_t, jit_int32_t, jit_int32_t, jit_int32_t);
250# define R4type(op, rd, fct, rs1,rs2,fct2,rs3) \
251 _R4type(_jit, op, rd, fct, rs1, rs2, fct2, rs3)
252static void _R4type(jit_state_t*, jit_int32_t, jit_int32_t, jit_int32_t,
253 jit_int32_t, jit_int32_t, jit_int32_t, jit_int32_t);
254# define Itype(op, rd, fct, rs1, imm) \
255 _Itype(_jit, op, rd, fct, rs1, imm)
256static void _Itype(jit_state_t*, jit_int32_t, jit_int32_t,
257 jit_int32_t, jit_int32_t, jit_int32_t);
258# if __WORDSIZE == 64
259# define IStype(op, rd, fct, rs1, sh, imm) \
260 _IStype(_jit, op, rd, fct, rs1, sh, imm)
261static void _IStype(jit_state_t*, jit_int32_t, jit_int32_t,
262 jit_int32_t, jit_int32_t, jit_int32_t,jit_int32_t);
263# endif
264# define Stype(op, fct, rs1, rs2, imm) \
265 _Stype(_jit, op, fct, rs1, rs2, imm)
266static void _Stype(jit_state_t*, jit_int32_t, jit_int32_t,
267 jit_int32_t, jit_int32_t, jit_int32_t);
268# define Btype(op, fct, rs1, rs2, imm) \
269 _Btype(_jit, op, fct, rs1, rs2, imm)
270static void _Btype(jit_state_t*, jit_int32_t, jit_int32_t,
271 jit_int32_t, jit_int32_t, jit_int32_t);
272# define Utype(op, rd, imm) _Utype(_jit, op, rd, imm)
273static void _Utype(jit_state_t*, jit_int32_t, jit_int32_t, jit_int32_t);
274# define Jtype(op, rd, imm) _Jtype(_jit, op, rd, imm)
275static void _Jtype(jit_state_t*, jit_int32_t, jit_int32_t, jit_int32_t);
276/*
277 * Lightning instructions
278 */
279# define nop(im) _nop(_jit, im)
280static void _nop(jit_state_t*, jit_int32_t);
281# define addr(r0, r1, r2) ADD(r0, r1, r2)
282# define addi(r0, r1, im) _addi(_jit, r0, r1, im)
283static void _addi(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
284# define addcr(r0, r1, r2) _addcr(_jit, r0, r1, r2)
285static void _addcr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
286# define addci(r0, r1, im) _addci(_jit, r0, r1, im)
287static void _addci(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
288# define addxr(r0, r1, r2) _addxr(_jit, r0, r1, r2)
289static void _addxr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
290# define addxi(r0, r1, im) _addxi(_jit, r0, r1, im)
291static void _addxi(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
292# define subr(r0, r1, r2) SUB(r0, r1, r2)
293# define subi(r0, r1, im) _subi(_jit, r0, r1, im)
294static void _subi(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
295# define subcr(r0, r1, r2) _subcr(_jit, r0, r1, r2)
296static void _subcr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
297# define subci(r0, r1, im) _subci(_jit, r0, r1, im)
298static void _subci(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
299# define subxr(r0, r1, r2) _subxr(_jit, r0, r1, r2)
300static void _subxr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
301# define subxi(r0, r1, im) _subxi(_jit, r0, r1, im)
302static void _subxi(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
303# define rsbi(r0, r1, im) _rsbi(_jit, r0, r1, im)
304static void _rsbi(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
305# define mulr(r0, r1, r2) MUL(r0, r1, r2)
306# define muli(r0, r1, im) _muli(_jit, r0, r1, im)
307static void _muli(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
308# define divr(r0, r1, r2) DIV(r0, r1, r2)
309# define divi(r0, r1, im) _divi(_jit, r0, r1, im)
310static void _divi(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
311# define divr_u(r0, r1, r2) DIVU(r0, r1, r2)
312# define divi_u(r0, r1, im) _divi_u(_jit, r0, r1, im)
313static void _divi_u(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
314# define remr(r0, r1, r2) REM(r0, r1, r2)
315# define remi(r0, r1, im) _remi(_jit, r0, r1, im)
316static void _remi(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
317# define remr_u(r0, r1, r2) REMU(r0, r1, r2)
318# define remi_u(r0, r1, im) _remi_u(_jit, r0, r1, im)
319static void _remi_u(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
320# define qmulr(r0, r1, r2, r3) _qmulr(_jit,r0,r1,r2,r3)
321static void _qmulr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t,jit_int32_t);
322# define qmuli(r0, r1, r2, i0) _qmuli(_jit,r0,r1,r2,i0)
323static void _qmuli(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t,jit_word_t);
324# define qmulr_u(r0, r1, r2, r3) _qmulr_u(_jit,r0,r1,r2,r3)
325static void _qmulr_u(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t,jit_int32_t);
326# define qmuli_u(r0, r1, r2, i0) _qmuli_u(_jit,r0,r1,r2,i0)
327static void _qmuli_u(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t,jit_word_t);
328static void _iqdivr(jit_state_t*,jit_bool_t,
329 jit_int32_t,jit_int32_t,jit_int32_t,jit_int32_t);
330# define qdivr(r0,r1,r2,r3) _iqdivr(_jit,1,r0,r1,r2,r3)
331# define qdivr_u(r0,r1,r2,r3) _iqdivr(_jit,0,r0,r1,r2,r3)
332static void _iqdivr(jit_state_t*,jit_bool_t,
333 jit_int32_t,jit_int32_t,jit_int32_t,jit_int32_t);
334# define qdivi(r0,r1,r2,i0) _qdivi(_jit,r0,r1,r2,i0)
335static void _qdivi(jit_state_t*,jit_int32_t,
336 jit_int32_t,jit_int32_t,jit_word_t);
337# define qdivi_u(r0,r1,r2,i0) _qdivi_u(_jit,r0,r1,r2,i0)
338static void _qdivi_u(jit_state_t*,jit_int32_t,
339 jit_int32_t,jit_int32_t,jit_word_t);
340# define lshr(r0, r1, r2) SLL(r0, r1, r2)
341# define lshi(r0, r1, im) _lshi(_jit, r0, r1, im)
342static void _lshi(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
343# define rshr(r0, r1, r2) SRA(r0, r1, r2)
344# define rshi(r0, r1, im) _rshi(_jit, r0, r1, im)
345static void _rshi(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
346# define rshr_u(r0, r1, r2) SRL(r0, r1, r2)
347# define rshi_u(r0, r1, im) _rshi_u(_jit, r0, r1, im)
348static void _rshi_u(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
349# define negr(r0, r1) NEG(r0, r1)
350# define comr(r0, r1) NOT(r0, r1)
351# define andr(r0, r1, r2) AND(r0, r1, r2)
352# define andi(r0, r1, im) _andi(_jit, r0, r1, im)
353static void _andi(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
354# define orr(r0, r1, r2) OR(r0, r1, r2)
355# define ori(r0, r1, im) _ori(_jit, r0, r1, im)
356static void _ori(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
357# define xorr(r0, r1, r2) XOR(r0, r1, r2)
358# define xori(r0, r1, im) _xori(_jit, r0, r1, im)
359static void _xori(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
360# define ldr_c(r0, r1) LB(r0, r1, 0)
361# define ldi_c(r0, im) _ldi_c(_jit, r0, im)
362static void _ldi_c(jit_state_t*,jit_int32_t,jit_word_t);
363# define ldr_uc(r0, r1) LBU(r0, r1, 0)
364# define ldi_uc(r0, im) _ldi_uc(_jit, r0, im)
365static void _ldi_uc(jit_state_t*,jit_int32_t,jit_word_t);
366# define ldr_s(r0, r1) LH(r0, r1, 0)
367# define ldi_s(r0, im) _ldi_s(_jit, r0, im)
368static void _ldi_s(jit_state_t*,jit_int32_t,jit_word_t);
369# define ldr_us(r0, r1) LHU(r0, r1, 0)
370# define ldi_us(r0, im) _ldi_us(_jit, r0, im)
371static void _ldi_us(jit_state_t*,jit_int32_t,jit_word_t);
372# define ldr_i(r0, r1) LW(r0, r1, 0)
373# define ldi_i(r0, im) _ldi_i(_jit, r0, im)
374static void _ldi_i(jit_state_t*,jit_int32_t,jit_word_t);
375# define ldr_ui(r0, r1) LWU(r0, r1, 0)
376# define ldi_ui(r0, im) _ldi_ui(_jit, r0, im)
377static void _ldi_ui(jit_state_t*,jit_int32_t,jit_word_t);
378# define ldr_l(r0, r1) LD(r0, r1, 0)
379# define ldi_l(r0, im) _ldi_l(_jit, r0, im)
380static void _ldi_l(jit_state_t*,jit_int32_t,jit_word_t);
381# define ldxr_c(r0, r1, r2) _ldxr_c(_jit, r0, r1, r2)
382static void _ldxr_c(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
383# define ldxi_c(r0, r1, im) _ldxi_c(_jit, r0, r1, im)
384static void _ldxi_c(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
385# define ldxr_uc(r0, r1, r2) _ldxr_uc(_jit, r0, r1, r2)
386static void _ldxr_uc(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
387# define ldxi_uc(r0, r1, im) _ldxi_uc(_jit, r0, r1, im)
388static void _ldxi_uc(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
389# define ldxr_s(r0, r1, r2) _ldxr_s(_jit, r0, r1, r2)
390static void _ldxr_s(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
391# define ldxi_s(r0, r1, im) _ldxi_s(_jit, r0, r1, im)
392static void _ldxi_s(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
393# define ldxr_us(r0, r1, r2) _ldxr_us(_jit, r0, r1, r2)
394static void _ldxr_us(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
395# define ldxi_us(r0, r1, im) _ldxi_us(_jit, r0, r1, im)
396static void _ldxi_us(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
397# define ldxr_i(r0, r1, r2) _ldxr_i(_jit, r0, r1, r2)
398static void _ldxr_i(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
399# define ldxi_i(r0, r1, im) _ldxi_i(_jit, r0, r1, im)
400static void _ldxi_i(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
401# define ldxr_ui(r0, r1, r2) _ldxr_ui(_jit, r0, r1, r2)
402static void _ldxr_ui(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
403# define ldxi_ui(r0, r1, im) _ldxi_ui(_jit, r0, r1, im)
404static void _ldxi_ui(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
405# define ldxr_l(r0, r1, r2) _ldxr_l(_jit, r0, r1, r2)
406static void _ldxr_l(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
407# define ldxi_l(r0, r1, im) _ldxi_l(_jit, r0, r1, im)
408static void _ldxi_l(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
409# define str_c(r0, r1) SB(r0, r1, 0)
410# define sti_c(im, r0) _sti_c(_jit, im, r0)
411static void _sti_c(jit_state_t*,jit_word_t,jit_int32_t);
412# define str_s(r0, r1) SH(r0, r1, 0)
413# define sti_s(im, r0) _sti_s(_jit, im, r0)
414static void _sti_s(jit_state_t*,jit_word_t,jit_int32_t);
415# define str_i(r0, r1) SW(r0, r1, 0)
416# define sti_i(im, r0) _sti_i(_jit, im, r0)
417static void _sti_i(jit_state_t*,jit_word_t,jit_int32_t);
418# define str_l(r0, r1) SD(r0, r1, 0)
419# define sti_l(im, r0) _sti_l(_jit, im, r0)
420static void _sti_l(jit_state_t*,jit_word_t,jit_int32_t);
421# define stxr_c(r0, r1, r2) _stxr_c(_jit, r0, r1, r2)
422static void _stxr_c(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
423# define stxi_c(i0, r0, r1) _stxi_c(_jit, i0, r0, r1)
424static void _stxi_c(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t);
425# define stxr_s(r0, r1, r2) _stxr_s(_jit, r0, r1, r2)
426static void _stxr_s(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
427# define stxi_s(i0, r0, r1) _stxi_s(_jit, i0, r0, r1)
428static void _stxi_s(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t);
429# define stxr_i(r0, r1, r2) _stxr_i(_jit, r0, r1, r2)
430static void _stxr_i(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
431# define stxi_i(i0, r0, r1) _stxi_i(_jit, i0, r0, r1)
432static void _stxi_i(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t);
433# define stxr_l(r0, r1, r2) _stxr_l(_jit, r0, r1, r2)
434static void _stxr_l(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
435# define stxi_l(i0, r0, r1) _stxi_l(_jit, i0, r0, r1)
436static void _stxi_l(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t);
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PC		 437# define bswapr_us(r0, r1) generic_bswapr_us(_jit, r0, r1)
438# define bswapr_ui(r0, r1) generic_bswapr_ui(_jit, r0, r1)
439# define bswapr_ul(r0, r1) generic_bswapr_ul(_jit, r0, r1)
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PC		 440# define extr_c(r0, r1) _extr_c(_jit, r0, r1)
441static void _extr_c(jit_state_t*,jit_int32_t,jit_int32_t);
442# define extr_uc(r0, r1) andi(r0, r1, 0xff)
443# define extr_s(r0, r1) _extr_s(_jit, r0, r1)
444static void _extr_s(jit_state_t*,jit_int32_t,jit_int32_t);
445# define extr_us(r0, r1) _extr_us(_jit, r0, r1)
446static void _extr_us(jit_state_t*,jit_int32_t,jit_int32_t);
447# define extr_i(r0, r1) SEXT_W(r0, r1)
448# define extr_ui(r0, r1) _extr_ui(_jit, r0, r1)
449static void _extr_ui(jit_state_t*,jit_int32_t,jit_int32_t);
450# define movr(r0, r1) MV(r0, r1)
451# define movi(r0, im) _movi(_jit, r0, im)
452static void _movi(jit_state_t*,jit_int32_t,jit_word_t);
453# define movi_p(r0, im) _movi_p(_jit, r0, im)
454static jit_word_t _movi_p(jit_state_t*,jit_int32_t,jit_word_t);
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PC		 455# define movnr(r0,r1,r2) _movnr(_jit,r0,r1,r2)
456static void _movnr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
457# define movzr(r0,r1,r2) _movzr(_jit,r0,r1,r2)
458static void _movzr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
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PC		 459 define casx(r0, r1, r2, r3, i0) _casx(_jit, r0, r1, r2, r3, i0)
460static void _casx(jit_state_t *_jit,jit_int32_t,jit_int32_t,
461 jit_int32_t,jit_int32_t,jit_word_t);
462#define casr(r0, r1, r2, r3) casx(r0, r1, r2, r3, 0)
463#define casi(r0, i0, r1, r2) casx(r0, _NOREG, r1, r2, i0)
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PC		 464# define ltr(r0, r1, r2) SLT(r0, r1, r2)
465# define lti(r0, r1, im) _lti(_jit, r0, r1, im)
466static void _lti(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
467# define ltr_u(r0, r1, r2) SLTU(r0, r1, r2)
468# define lti_u(r0, r1, im) _lti_u(_jit, r0, r1, im)
469static void _lti_u(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
470# define ler(r0, r1, r2) _ler(_jit, r0, r1, r2)
471static void _ler(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
472# define lei(r0, r1, im) _lei(_jit, r0, r1, im)
473static void _lei(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
474# define ler_u(r0, r1, r2) _ler_u(_jit, r0, r1, r2)
475static void _ler_u(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
476# define lei_u(r0, r1, im) _lei_u(_jit, r0, r1, im)
477static void _lei_u(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
478# define eqr(r0, r1, r2) _eqr(_jit, r0, r1, r2)
479static void _eqr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
480# define eqi(r0, r1, im) _eqi(_jit, r0, r1, im)
481static void _eqi(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
482# define ger(r0, r1, r2) _ger(_jit, r0, r1, r2)
483static void _ger(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
484# define gei(r0, r1, r2) _gei(_jit, r0, r1, r2)
485static void _gei(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
486# define ger_u(r0, r1, r2) _ger_u(_jit, r0, r1, r2)
487static void _ger_u(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
488# define gei_u(r0, r1, im) _gei_u(_jit, r0, r1, im)
489static void _gei_u(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
490# define gtr(r0, r1, r2) SLT(r0, r2, r1)
491# define gti(r0, r1, im) _gti(_jit, r0, r1, im)
492static void _gti(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
493# define gtr_u(r0, r1, r2) SLTU(r0, r2, r1)
494# define gti_u(r0, r1, im) _gti_u(_jit, r0, r1, im)
495static void _gti_u(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
496# define ner(r0, r1, r2) _ner(_jit, r0, r1, r2)
497static void _ner(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
498# define nei(r0, r1, im) _nei(_jit, r0, r1, im)
499static void _nei(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
500# define bltr(br, r0, r1) _bltr(_jit, br, r0, r1)
501static jit_word_t _bltr(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t);
502# define blti(br, r0, im) _blti(_jit, br, r0, im)
503static jit_word_t _blti(jit_state_t*,jit_word_t,jit_int32_t,jit_word_t);
504# define bltr_u(br, r0, r1) _bltr_u(_jit, br, r0, r1)
505static jit_word_t _bltr_u(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t);
506# define blti_u(br, r0, im) _blti_u(_jit, br, r0, im)
507static jit_word_t _blti_u(jit_state_t*,jit_word_t,jit_int32_t,jit_word_t);
508# define bler(br, r0, r1) _bler(_jit, br, r0, r1)
509static jit_word_t _bler(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t);
510# define blei(br, r0, im) _blei(_jit, br, r0, im)
511static jit_word_t _blei(jit_state_t*,jit_word_t,jit_int32_t,jit_word_t);
512# define bler_u(br, r0, r1) _bler_u(_jit, br, r0, r1)
513static jit_word_t _bler_u(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t);
514# define blei_u(br, r0, im) _blei_u(_jit, br, r0, im)
515static jit_word_t _blei_u(jit_state_t*,jit_word_t,jit_int32_t,jit_word_t);
516# define beqr(br, r0, r1) _beqr(_jit, br, r0, r1)
517static jit_word_t _beqr(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t);
518# define beqi(br, r0, im) _beqi(_jit, br, r0, im)
519static jit_word_t _beqi(jit_state_t*,jit_word_t,jit_int32_t,jit_word_t);
520# define bger(br, r0, r1) _bger(_jit, br, r0, r1)
521static jit_word_t _bger(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t);
522# define bgei(br, r0, im) _bgei(_jit, br, r0, im)
523static jit_word_t _bgei(jit_state_t*,jit_word_t,jit_int32_t,jit_word_t);
524# define bger_u(br, r0, r1) _bger_u(_jit, br, r0, r1)
525static jit_word_t _bger_u(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t);
526# define bgei_u(br, r0, im) _bgei_u(_jit, br, r0, im)
527static jit_word_t _bgei_u(jit_state_t*,jit_word_t,jit_int32_t,jit_word_t);
528# define bgtr(br, r0, r1) _bgtr(_jit, br, r0, r1)
529static jit_word_t _bgtr(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t);
530# define bgti(br, r0, im) _bgti(_jit, br, r0, im)
531static jit_word_t _bgti(jit_state_t*,jit_word_t,jit_int32_t,jit_word_t);
532# define bgtr_u(br, r0, r1) _bgtr_u(_jit, br, r0, r1)
533static jit_word_t _bgtr_u(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t);
534# define bgti_u(br, r0, im) _bgti_u(_jit, br, r0, im)
535static jit_word_t _bgti_u(jit_state_t*,jit_word_t,jit_int32_t,jit_word_t);
536# define bner(br, r0, r1) _bner(_jit, br, r0, r1)
537static jit_word_t _bner(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t);
538# define bnei(br, r0, im) _bnei(_jit, br, r0, im)
539static jit_word_t _bnei(jit_state_t*,jit_word_t,jit_int32_t,jit_word_t);
540# define boaddr(br, r0, r1) _boaddr(_jit, br, r0, r1)
541# define boaddi(br, r0, im) _boaddi(_jit, br, r0, im)
542static jit_word_t _boaddr(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t);
543static jit_word_t _boaddi(jit_state_t*,jit_word_t,jit_int32_t,jit_word_t);
544# define boaddr_u(br, r0, r1) _boaddr_u(_jit, br, r0, r1)
545# define boaddi_u(br, r0, im) _boaddi_u(_jit, br, r0, im)
546static jit_word_t _boaddr_u(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t);
547static jit_word_t _boaddi_u(jit_state_t*,jit_word_t,jit_int32_t,jit_word_t);
548# define bxaddr(br, r0, r1) _bxaddr(_jit, br, r0, r1)
549# define bxaddi(br, r0, im) _bxaddi(_jit, br, r0, im)
550static jit_word_t _bxaddr(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t);
551static jit_word_t _bxaddi(jit_state_t*,jit_word_t,jit_int32_t,jit_word_t);
552# define bxaddr_u(br, r0, r1) _bxaddr_u(_jit, br, r0, r1)
553# define bxaddi_u(br, r0, im) _bxaddi_u(_jit, br, r0, im)
554static jit_word_t _bxaddr_u(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t);
555static jit_word_t _bxaddi_u(jit_state_t*,jit_word_t,jit_int32_t,jit_word_t);
556# define bosubr(br, r0, r1) _bosubr(_jit, br, r0, r1)
557# define bosubi(br, r0, im) _bosubi(_jit, br, r0, im)
558static jit_word_t _bosubr(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t);
559static jit_word_t _bosubi(jit_state_t*,jit_word_t,jit_int32_t,jit_word_t);
560# define bosubr_u(br, r0, r1) _bosubr_u(_jit, br, r0, r1)
561# define bosubi_u(br, r0, im) _bosubi_u(_jit, br, r0, im)
562static jit_word_t _bosubr_u(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t);
563static jit_word_t _bosubi_u(jit_state_t*,jit_word_t,jit_int32_t,jit_word_t);
564# define bxsubr(br, r0, r1) _bxsubr(_jit, br, r0, r1)
565# define bxsubi(br, r0, im) _bxsubi(_jit, br, r0, im)
566static jit_word_t _bxsubr(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t);
567static jit_word_t _bxsubi(jit_state_t*,jit_word_t,jit_int32_t,jit_word_t);
568# define bxsubr_u(br, r0, r1) _bxsubr_u(_jit, br, r0, r1)
569# define bxsubi_u(br, r0, im) _bxsubi_u(_jit, br, r0, im)
570static jit_word_t _bxsubr_u(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t);
571static jit_word_t _bxsubi_u(jit_state_t*,jit_word_t,jit_int32_t,jit_word_t);
572# define bmsr(br, r0, r1) _bmsr(_jit, br, r0, r1)
573# define bmsi(br, r0, im) _bmsi(_jit, br, r0, im)
574static jit_word_t _bmsr(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t);
575static jit_word_t _bmsi(jit_state_t*,jit_word_t,jit_int32_t,jit_word_t);
576# define bmcr(br, r0, r1) _bmcr(_jit, br, r0, r1)
577# define bmci(br, r0, im) _bmci(_jit, br, r0, im)
578static jit_word_t _bmcr(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t);
579static jit_word_t _bmci(jit_state_t*,jit_word_t,jit_int32_t,jit_word_t);
580# define jmpr(r0) JALR(_ZERO_REGNO, r0, 0)
581# define jmpi(im) _jmpi(_jit, im)
582static void _jmpi(jit_state_t*,jit_word_t);
583# define jmpi_p(im) _jmpi_p(_jit, im)
584static jit_word_t _jmpi_p(jit_state_t*,jit_word_t);
585# define callr(r0) JALR(_RA_REGNO, r0, 0)
586# define calli(im) _calli(_jit, im)
587static void _calli(jit_state_t*,jit_word_t);
588# define calli_p(im) _calli_p(_jit, im)
589static jit_word_t _calli_p(jit_state_t*,jit_word_t);
590# define prolog(i0) _prolog(_jit,i0)
591static void _prolog(jit_state_t*,jit_node_t*);
592# define epilog(i0) _epilog(_jit,i0)
593static void _epilog(jit_state_t*,jit_node_t*);
594# define vastart(r0) _vastart(_jit, r0)
595static void _vastart(jit_state_t*, jit_int32_t);
596# define vaarg(r0, r1) _vaarg(_jit, r0, r1)
597static void _vaarg(jit_state_t*, jit_int32_t, jit_int32_t);
598#define patch_abs(instr,label) _patch_at(_jit,instr,label)
599#define patch_at(instr,label) _patch_at(_jit,instr,label)
600static void _patch_at(jit_state_t*,jit_word_t,jit_word_t);
601#endif /* PROTO */
602
603#if CODE
604static void
605_Rtype(jit_state_t *_jit, jit_int32_t op, jit_int32_t rd,
606 jit_int32_t fct, jit_int32_t rs1, jit_int32_t rs2, jit_int32_t fct2)
607{
608 instr_t i;
609 assert(!(op & ~0x7f));
610 assert(!(rd & ~0x1f));
611 assert(!(fct & ~0x07));
612 assert(!(rs1 & ~0x1f));
613 assert(!(rs2 & ~0x1f));
614 assert(!(fct2 & ~0x7f));
615 i.R.opcode = op;
616 i.R.rd = rd;
617 i.R.funct3 = fct;
618 i.R.rs1 = rs1;
619 i.R.rs2 = rs2;
620 i.R.funct7 = fct2;
621 ii(i.w);
622}
623
624static void
625_R4type(jit_state_t *_jit, jit_int32_t op, jit_int32_t rd, jit_int32_t fct,
626 jit_int32_t rs1, jit_int32_t rs2, jit_int32_t fct2, jit_int32_t rs3)
627{
628 instr_t i;
629 assert(!(op & ~0x7f));
630 assert(!(rd & ~0x1f));
631 assert(!(fct & ~0x07));
632 assert(!(rs1 & ~0x1f));
633 assert(!(rs2 & ~0x1f));
634 assert(!(fct2 & ~0x03));
635 assert(!(rs3 & ~0x1f));
636 i.R4.opcode = op;
637 i.R4.rd = rd;
638 i.R4.funct3 = fct;
639 i.R4.rs1 = rs1;
640 i.R4.rs2 = rs2;
641 i.R4.funct2 = fct2;
642 i.R4.rs3 = rs3;
643 ii(i.w);
644}
645
646static void
647_Itype(jit_state_t *_jit, jit_int32_t op, jit_int32_t rd,
648 jit_int32_t fct, jit_int32_t rs1, jit_int32_t imm)
649{
650 instr_t i;
651 assert(!(op & ~0x7f));
652 assert(!(rd & ~0x1f));
653 assert(!(fct & ~0x07));
654 assert(!(rs1 & ~0x1f));
655 assert(simm12_p(imm));
656 i.I.opcode = op;
657 i.I.rd = rd;
658 i.I.funct3 = fct;
659 i.I.rs1 = rs1;
660 i.I.imm11_0 = imm;
661 ii(i.w);
662}
663
664# if __WORDSIZE == 64
665static void
666_IStype(jit_state_t *_jit, jit_int32_t op, jit_int32_t rd,
667 jit_int32_t fct, jit_int32_t rs1, jit_int32_t sh, jit_int32_t imm)
668{
669 instr_t i;
670 assert(!(op & ~0x7f));
671 assert(!(rd & ~0x1f));
672 assert(!(fct & ~0x07));
673 assert(!(rs1 & ~0x1f));
674 assert(!(sh & ~0x3f));
675 assert(simm6_p(imm));
676 i.IS.opcode = op;
677 i.IS.rd = rd;
678 i.IS.funct3 = fct;
679 i.IS.rs1 = rs1;
680 i.IS.shamt = sh;
681 i.IS.imm6_0 = imm;
682 ii(i.w);
683}
684# endif
685
686static void
687_Stype(jit_state_t *_jit, jit_int32_t op, jit_int32_t fct,
688 jit_int32_t rs1, jit_int32_t rs2, jit_int32_t imm)
689{
690 instr_t i;
691 assert(!(op & ~0x7f));
692 assert(!(fct & ~0x07));
693 assert(!(rs1 & ~0x1f));
694 assert(!(rs2 & ~0x1f));
695 assert(simm12_p(imm));
696 i.S.opcode = op;
697 i.S.imm4_0 = imm & 0x1f;
698 i.S.funct3 = fct;
699 i.S.rs1 = rs1;
700 i.S.rs2 = rs2;
701 i.S.imm11_5 = (imm >> 5) & 0x7f;
702 ii(i.w);
703}
704
705static void
706_Btype(jit_state_t *_jit, jit_int32_t op, jit_int32_t fct,
707 jit_int32_t rs1, jit_int32_t rs2, jit_int32_t imm)
708{
709 instr_t i;
710 assert(!(op & ~0x7f));
711 assert(!(fct & ~0x07));
712 assert(!(rs1 & ~0x1f));
713 assert(!(rs2 & ~0x1f));
714 assert(!(imm & 1) && simm12_p(imm));
715 i.B.opcode = op;
716 i.B.imm11 = (imm >> 11) & 0x1;
717 i.B.imm4_1 = (imm >> 1) & 0xf;
718 i.B.funct3 = fct;
719 i.B.rs1 = rs1;
720 i.B.rs2 = rs2;
721 i.B.imm10_5 = (imm >> 5) & 0x3f;
722 i.B.imm12 = (imm >> 12) & 0x1;
723 ii(i.w);
724}
725
726static void
727_Utype(jit_state_t *_jit, jit_int32_t op, jit_int32_t rd, jit_int32_t imm)
728{
729 instr_t i;
730 assert(!(op & ~0x7f));
731 assert(!(rd & ~0x1f));
732 assert(simm20_p(imm));
733 i.U.opcode = op;
734 i.U.rd = rd;
735 i.U.imm12_31= imm;
736 ii(i.w);
737}
738
739static void
740_Jtype(jit_state_t *_jit, jit_int32_t op, jit_int32_t rd, jit_int32_t imm)
741{
742 instr_t i;
743 assert(!(op & ~0x7f));
744 assert(!(rd & ~0x1f));
745 assert(!(imm & 1) && imm <= 1048575 && imm >= -1048576);
746 i.J.opcode = op;
747 i.J.rd = rd;
748 i.J.imm19_12= (imm >> 12) & 0xff;
749 i.J.imm11 = (imm >> 11) & 0x1;
750 i.J.imm10_1 = (imm >> 1) & 0x3ff;
751 i.J.imm20 = (imm >> 20) & 0x1;
752 ii(i.w);
753}
754
755static void
756_nop(jit_state_t *_jit, jit_int32_t im)
757{
758 for (; im > 0; im -= 4)
759 NOP();
760 assert(im == 0);
761}
762
763static void
764_addi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
765{
766 if (simm12_p(i0))
767 ADDI(r0, r1, i0);
768 else {
769 jit_int32_t t0;
770 t0 = jit_get_reg(jit_class_gpr);
771 movi(rn(t0), i0);
772 addr(r0, r1, rn(t0));
773 jit_unget_reg(t0);
774 }
775}
776
777static void
778_addcr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
779{
780 jit_int32_t t0;
781 if (jit_carry == _NOREG)
782 jit_carry = jit_get_reg(jit_class_gpr);
783 if (r0 == r1) {
784 t0 = jit_get_reg(jit_class_gpr);
785 addr(rn(t0), r1, r2);
786 SLTU(rn(jit_carry), rn(t0), r1);
787 movr(r0, rn(t0));
788 jit_unget_reg(t0);
789 }
790 else {
791 addr(r0, r1, r2);
792 SLTU(rn(jit_carry), r0, r1);
793 }
794}
795
796static void
797_addci(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
798{
799 jit_int32_t t0;
800 if (jit_carry == _NOREG)
801 jit_carry = jit_get_reg(jit_class_gpr);
802 if (r0 == r1) {
803 t0 = jit_get_reg(jit_class_gpr);
804 addi(rn(t0), r1, i0);
805 SLTU(rn(jit_carry), rn(t0), r1);
806 movr(r0, rn(t0));
807 jit_unget_reg(t0);
808 }
809 else {
810 addi(r0, r1, i0);
811 SLTU(rn(jit_carry), r0, r1);
812 }
813}
814
815static void
816_addxr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
817{
818 jit_int32_t t0;
819 assert(jit_carry != _NOREG);
820 t0 = jit_get_reg(jit_class_gpr);
821 movr(rn(t0), rn(jit_carry));
822 addcr(r0, r1, r2);
823 addcr(r0, r0, rn(t0));
824 jit_unget_reg(t0);
825}
826
827static void
828_addxi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
829{
830 jit_int32_t t0;
831 assert(jit_carry != _NOREG);
832 t0 = jit_get_reg(jit_class_gpr);
833 movr(rn(t0), rn(jit_carry));
834 addci(r0, r1, i0);
835 addcr(r0, r0, rn(t0));
836 jit_unget_reg(t0);
837}
838
839static void
840_subi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
841{
842 if (simm12_p(-i0))
843 ADDI(r0, r1, -i0);
844 else {
845 jit_int32_t t0;
846 t0 = jit_get_reg(jit_class_gpr);
847 movi(rn(t0), i0);
848 subr(r0, r1, rn(t0));
849 jit_unget_reg(t0);
850 }
851}
852
853static void
854_subcr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
855{
856 jit_int32_t t0;
857 if (jit_carry == _NOREG)
858 jit_carry = jit_get_reg(jit_class_gpr);
859 if (r0 == r1) {
860 t0 = jit_get_reg(jit_class_gpr);
861 subr(rn(t0), r1, r2);
862 SLTU(rn(jit_carry), r1, rn(t0));
863 movr(r0, rn(t0));
864 jit_unget_reg(t0);
865 }
866 else {
867 subr(r0, r1, r2);
868 SLTU(rn(jit_carry), r1, r0);
869 }
870}
871
872static void
873_subci(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
874{
875 jit_int32_t t0;
876 if (jit_carry == _NOREG)
877 jit_carry = jit_get_reg(jit_class_gpr);
878 if (r0 == r1) {
879 t0 = jit_get_reg(jit_class_gpr);
880 subi(rn(t0), r1, i0);
881 SLTU(rn(jit_carry), r1, rn(t0));
882 movr(r0, rn(t0));
883 jit_unget_reg(t0);
884 }
885 else {
886 subi(r0, r1, i0);
887 SLTU(rn(jit_carry), r1, r0);
888 }
889}
890
891static void
892_subxr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
893{
894 jit_int32_t t0;
895 assert(jit_carry != _NOREG);
896 t0 = jit_get_reg(jit_class_gpr);
897 movr(rn(t0), rn(jit_carry));
898 subcr(r0, r1, r2);
899 subcr(r0, r0, rn(t0));
900 jit_unget_reg(t0);
901}
902
903static void
904_subxi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
905{
906 jit_int32_t t0;
907 assert(jit_carry != _NOREG);
908 t0 = jit_get_reg(jit_class_gpr);
909 movr(rn(t0), rn(jit_carry));
910 subci(r0, r1, i0);
911 subcr(r0, r0, rn(t0));
912 jit_unget_reg(t0);
913}
914
915static void
916_rsbi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
917{
918 subi(r0, r1, i0);
919 negr(r0, r0);
920}
921
922static void
923_muli(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
924{
925 jit_int32_t t0;
926 t0 = jit_get_reg(jit_class_gpr);
927 movi(rn(t0), i0);
928 mulr(r0, r1, rn(t0));
929 jit_unget_reg(t0);
930}
931
932static void
933_divi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
934{
935 jit_int32_t t0;
936 t0 = jit_get_reg(jit_class_gpr);
937 movi(rn(t0), i0);
938 divr(r0, r1, rn(t0));
939 jit_unget_reg(t0);
940}
941
942static void
943_divi_u(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
944{
945 jit_int32_t t0;
946 t0 = jit_get_reg(jit_class_gpr);
947 movi(rn(t0), i0);
948 divr_u(r0, r1, rn(t0));
949 jit_unget_reg(t0);
950}
951
952static void
953_remi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
954{
955 jit_int32_t t0;
956 t0 = jit_get_reg(jit_class_gpr);
957 movi(rn(t0), i0);
958 remr(r0, r1, rn(t0));
959 jit_unget_reg(t0);
960}
961
962static void
963_remi_u(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
964{
965 jit_int32_t t0;
966 t0 = jit_get_reg(jit_class_gpr);
967 movi(rn(t0), i0);
968 remr_u(r0, r1, rn(t0));
969 jit_unget_reg(t0);
970}
971
972static void
973_qmulr(jit_state_t *_jit, jit_int32_t r0,
974 jit_int32_t r1, jit_int32_t r2, jit_int32_t r3)
975{
976 jit_int32_t t0;
977 if (r0 == r2 || r0 == r3) {
978 t0 = jit_get_reg(jit_class_gpr);
979 mulr(rn(t0), r2, r3);
980 }
981 else
982 mulr(r0, r2, r3);
983 MULH(r1, r2, r3);
984 if (r0 == r2 || r0 == r3) {
985 movr(r0, rn(t0));
986 jit_unget_reg(t0);
987 }
988}
989
990static void
991_qmuli(jit_state_t *_jit, jit_int32_t r0,
992 jit_int32_t r1, jit_int32_t r2, jit_word_t i0)
993{
994 jit_int32_t t0;
995 t0 = jit_get_reg(jit_class_gpr);
996 movi(rn(t0), i0);
997 qmulr(r0, r1, r2, rn(t0));
998 jit_unget_reg(t0);
999}
1000
1001static void
1002_qmulr_u(jit_state_t *_jit, jit_int32_t r0,
1003 jit_int32_t r1, jit_int32_t r2, jit_int32_t r3)
1004{
1005 jit_int32_t t0;
1006 if (r0 == r2 || r0 == r3) {
1007 t0 = jit_get_reg(jit_class_gpr);
1008 mulr(rn(t0), r2, r3);
1009 }
1010 else
1011 mulr(r0, r2, r3);
1012 MULHU(r1, r2, r3);
1013 if (r0 == r2 || r0 == r3) {
1014 movr(r0, rn(t0));
1015 jit_unget_reg(t0);
1016 }
1017}
1018
1019static void
1020_qmuli_u(jit_state_t *_jit, jit_int32_t r0,
1021 jit_int32_t r1, jit_int32_t r2, jit_word_t i0)
1022{
1023 jit_int32_t t0;
1024 t0 = jit_get_reg(jit_class_gpr);
1025 movi(rn(t0), i0);
1026 qmulr_u(r0, r1, r2, rn(t0));
1027 jit_unget_reg(t0);
1028}
1029
1030static void
1031_iqdivr(jit_state_t *_jit, jit_bool_t sign,
1032 jit_int32_t r0, jit_int32_t r1, jit_int32_t r2, jit_int32_t r3)
1033{
1034 jit_int32_t sv0, rg0;
1035 jit_int32_t sv1, rg1;
1036 if (r0 == r2 || r0 == r3) {
1037 sv0 = jit_get_reg(jit_class_gpr);
1038 rg0 = rn(sv0);
1039 }
1040 else
1041 rg0 = r0;
1042 if (r1 == r2 || r1 == r3) {
1043 sv1 = jit_get_reg(jit_class_gpr);
1044 rg1 = rn(sv1);
1045 }
1046 else
1047 rg1 = r1;
1048 if (sign)
1049 divr(rg0, r2, r3);
1050 else
1051 divr_u(rg0, r2, r3);
1052 mulr(rg1, r3, rg0);
1053 subr(rg1, r2, rg1);
1054 if (rg0 != r0) {
1055 movr(r0, rg0);
1056 jit_unget_reg(sv0);
1057 }
1058 if (rg1 != r1) {
1059 movr(r1, rg1);
1060 jit_unget_reg(sv1);
1061 }
1062}
1063
1064static void
1065_qdivi(jit_state_t *_jit, jit_int32_t r0,
1066 jit_int32_t r1, jit_int32_t r2, jit_word_t i0)
1067{
1068 jit_int32_t t0;
1069 t0 = jit_get_reg(jit_class_gpr);
1070 movi(rn(t0), i0);
1071 qdivr(r0, r1, r2, rn(t0));
1072 jit_unget_reg(t0);
1073}
1074
1075static void
1076_qdivi_u(jit_state_t *_jit, jit_int32_t r0,
1077 jit_int32_t r1, jit_int32_t r2, jit_word_t i0)
1078{
1079 jit_int32_t t0;
1080 t0 = jit_get_reg(jit_class_gpr);
1081 movi(rn(t0), i0);
1082 qdivr_u(r0, r1, r2, rn(t0));
1083 jit_unget_reg(t0);
1084}
1085
1086static void
1087_lshi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
1088{
1089 if (i0 == 0)
1090 movr(r0, r1);
1091 else {
1092 assert(i0 > 0 && i0 < 64);
1093 SLLI(r0, r1, i0);
1094 }
1095}
1096
1097static void
1098_rshi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
1099{
1100 if (i0 == 0)
1101 movr(r0, r1);
1102 else {
1103 assert(i0 > 0 && i0 < 64);
1104 SRAI(r0, r1, i0);
1105 }
1106}
1107
1108static void
1109_rshi_u(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
1110{
1111 if (i0 == 0)
1112 movr(r0, r1);
1113 else {
1114 assert(i0 > 0 && i0 < 64);
1115 SRLI(r0, r1, i0);
1116 }
1117}
1118
1119static void
1120_andi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
1121{
1122 if (simm12_p(i0))
1123 ANDI(r0, r1, i0);
1124 else {
1125 jit_int32_t t0;
1126 t0 = jit_get_reg(jit_class_gpr);
1127 movi(rn(t0), i0);
1128 andr(r0, r1, rn(t0));
1129 jit_unget_reg(t0);
1130 }
1131}
1132
1133static void
1134_ori(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
1135{
1136 if (simm12_p(i0))
1137 ORI(r0, r1, i0);
1138 else {
1139 jit_int32_t t0;
1140 t0 = jit_get_reg(jit_class_gpr);
1141 movi(rn(t0), i0);
1142 orr(r0, r1, rn(t0));
1143 jit_unget_reg(t0);
1144 }
1145}
1146
1147static void
1148_xori(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
1149{
1150 if (simm12_p(i0))
1151 XORI(r0, r1, i0);
1152 else {
1153 jit_int32_t t0;
1154 t0 = jit_get_reg(jit_class_gpr);
1155 movi(rn(t0), i0);
1156 xorr(r0, r1, rn(t0));
1157 jit_unget_reg(t0);
1158 }
1159}
1160
1161# define DEFLD(T,O) \
1162static void \
1163_ldi_##T(jit_state_t *_jit, jit_int32_t r0, jit_word_t i0) \
1164{ \
1165 if (simm12_p(i0)) \
1166 L##O(r0, _ZERO_REGNO, i0); \
1167 else { \
1168 jit_int32_t t0; \
1169 t0 = jit_get_reg(jit_class_gpr); \
1170 movi(rn(t0), i0); \
1171 ldr_##T(r0, rn(t0)); \
1172 jit_unget_reg(t0); \
1173 } \
1174} \
1175 \
1176static void \
1177_ldxr_##T(jit_state_t *_jit,jit_int32_t r0,jit_int32_t r1,jit_int32_t r2)\
1178{ \
1179 jit_int32_t t0; \
1180 t0 = jit_get_reg(jit_class_gpr); \
1181 addr(rn(t0), r1, r2); \
1182 ldr_##T(r0, rn(t0)); \
1183 jit_unget_reg(t0); \
1184} \
1185 \
1186static void \
1187_ldxi_##T(jit_state_t *_jit,jit_int32_t r0,jit_int32_t r1,jit_word_t i0)\
1188{ \
1189 if (simm12_p(i0)) \
1190 L##O(r0, r1, i0); \
1191 else { \
1192 jit_int32_t t0; \
1193 t0 = jit_get_reg(jit_class_gpr); \
1194 addi(rn(t0), r1, i0); \
1195 ldr_##T(r0, rn(t0)); \
1196 jit_unget_reg(t0); \
1197 } \
1198}
1199
1200DEFLD(c,B)
1201DEFLD(uc,BU)
1202DEFLD(s,H)
1203DEFLD(us,HU)
1204DEFLD(i,W)
1205DEFLD(ui,WU)
1206DEFLD(l,D)
1207
1208# define DEFST(T, O) \
1209static void \
1210_sti_##T(jit_state_t *_jit, jit_word_t i0, jit_int32_t r0) \
1211{ \
1212 if (simm12_p(i0)) \
1213 S##O(_ZERO_REGNO, r0, i0); \
1214 else { \
1215 jit_int32_t t0; \
1216 t0 = jit_get_reg(jit_class_gpr); \
1217 movi(rn(t0), i0); \
1218 str_##T(rn(t0), r0); \
1219 jit_unget_reg(t0); \
1220 } \
1221} \
1222 \
1223static void \
1224_stxr_##T(jit_state_t *_jit,jit_int32_t r0,jit_int32_t r1,jit_int32_t r2)\
1225{ \
1226 jit_int32_t t0; \
1227 t0 = jit_get_reg(jit_class_gpr); \
1228 addr(rn(t0), r0, r1); \
1229 str_##T(rn(t0), r2); \
1230 jit_unget_reg(t0); \
1231} \
1232 \
1233static void \
1234_stxi_##T(jit_state_t *_jit,jit_word_t i0,jit_int32_t r0,jit_int32_t r1)\
1235{ \
1236 if (simm12_p(i0)) \
1237 S##O(r0, r1, i0); \
1238 else { \
1239 jit_int32_t t0; \
1240 t0 = jit_get_reg(jit_class_gpr); \
1241 addi(rn(t0), r0, i0); \
1242 str_##T(rn(t0), r1); \
1243 jit_unget_reg(t0); \
1244 } \
1245}
1246
1247DEFST(c, B)
1248DEFST(s, H)
1249DEFST(i, W)
1250DEFST(l, D)
1251
4a71579b
PC		 1252static void
1253_extr_c(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
1254{
1255 lshi(r0, r1, 56);
1256 rshi(r0, r0, 56);
1257}
1258
1259static void
1260_extr_s(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
1261{
1262 lshi(r0, r1, 48);
1263 rshi(r0, r0, 48);
1264}
1265
1266static void
1267_extr_us(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
1268{
1269 lshi(r0, r1, 48);
1270 rshi_u(r0, r0, 48);
1271}
1272
1273static void
1274_extr_ui(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
1275{
1276 lshi(r0, r1, 32);
1277 rshi_u(r0, r0, 32);
1278}
1279
1280static void
1281_movi(jit_state_t *_jit, jit_int32_t r0, jit_word_t i0)
1282{
1283 if (simm32_p(i0)) {
1284 jit_int32_t lo = (jit_int32_t)i0 << 20 >> 20;
1285 jit_int32_t hi = i0 - lo;
1286 if (hi) {
1287 LUI(r0, hi >> 12);
1288 if (lo)
1289 ADDIW(r0, r0, lo);
1290 }
1291 else
1292 ADDIW(r0, _ZERO_REGNO, lo);
1293 }
1294 else {
1295 jit_int32_t lo = i0 << 32 >> 32;
1296 jit_word_t hi = i0 - lo;
1297 jit_int32_t t0 = jit_get_reg(jit_class_gpr);
1298 movi(rn(t0), (jit_int32_t)(hi >> 32));
1299 movi(r0, lo);
1300 lshi(rn(t0), rn(t0), 32);
1301 addr(r0, r0, rn(t0));
1302 jit_unget_reg(t0);
1303 }
1304}
1305
1306static jit_word_t
1307_movi_p(jit_state_t *_jit, jit_int32_t r0, jit_word_t i0)
1308{
1309 jit_word_t w;
1310 jit_int32_t t0;
1311 jit_int32_t ww = i0 << 32 >> 32;
1312 jit_int32_t lo = ww << 20 >> 20;
1313 jit_int32_t hi = ww - lo;
1314 w = _jit->pc.w;
1315 t0 = jit_get_reg(jit_class_gpr);
1316 LUI(r0, hi >> 12);
1317 ADDIW(r0, r0, lo);
1318 ww = i0 >> 32;
1319 lo = ww << 20 >> 20;
1320 hi = ww - lo;
1321 LUI(rn(t0), hi >> 12);
1322 ADDIW(rn(t0), rn(t0), lo);
1323 SLLI(rn(t0), rn(t0), 32);
1324 ADD(r0, r0, rn(t0));
1325 jit_unget_reg(t0);
1326 return (w);
1327}
1328
40a44dcb
PC		 1329static void
1330_movnr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
1331{
1332 jit_word_t w;
1333 w = beqi(_jit->pc.w, r2, 0);
1334 movr(r1, r0);
1335 patch_at(w, _jit->pc.w);
1336}
1337
1338static void
1339_movzr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
1340{
1341 jit_word_t w;
1342 w = bnei(_jit->pc.w, r2, 0);
1343 movr(r1, r0);
1344 patch_at(w, _jit->pc.w);
1345}
1346
ba3814c1
PC		 1347static void
1348_casx(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1,
1349 jit_int32_t r2, jit_int32_t r3, jit_word_t i0)
1350{
1351 fallback_casx(r0, r1, r2, r3, i0);
1352}
1353
4a71579b
PC		 1354static void
1355_lti(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
1356{
1357 if (simm12_p(i0))
1358 SLTI(r0, r1, i0);
1359 else {
1360 jit_int32_t t0;
1361 t0 = jit_get_reg(jit_class_gpr);
1362 movi(r0, i0);
1363 ltr(r0, r1, rn(t0));
1364 jit_unget_reg(t0);
1365 }
1366}
1367
1368static void
1369_lti_u(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
1370{
1371 if (simm12_p(i0))
1372 SLTIU(r0, r1, i0);
1373 else {
1374 jit_int32_t t0;
1375 t0 = jit_get_reg(jit_class_gpr);
1376 movi(r0, i0);
1377 ltr_u(r0, r1, rn(t0));
1378 jit_unget_reg(t0);
1379 }
1380}
1381
1382static void
1383_ler(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
1384{
1385 SLT(r0, r2, r1);
1386 XORI(r0, r0, 1);
1387}
1388
1389static void
1390_lei(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
1391{
1392 jit_int32_t t0;
1393 if (i0 == 0) {
1394 SLT(r0, _ZERO_REGNO, r1);
1395 XORI(r0, r0, 1);
1396 }
1397 else {
1398 t0 = jit_get_reg(jit_class_gpr);
1399 movi(rn(t0), i0);
1400 ler(r0, r1, rn(t0));
1401 jit_unget_reg(t0);
1402 }
1403}
1404
1405static void
1406_ler_u(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
1407{
1408 SLTU(r0, r2, r1);
1409 XORI(r0, r0, 1);
1410}
1411
1412static void
1413_lei_u(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
1414{
1415 jit_int32_t t0;
1416 if (i0 == 0) {
1417 SLTU(r0, _ZERO_REGNO, r1);
1418 XORI(r0, r0, 1);
1419 }
1420 else {
1421 t0 = jit_get_reg(jit_class_gpr);
1422 movi(rn(t0), i0);
1423 ler_u(r0, r1, rn(t0));
1424 jit_unget_reg(t0);
1425 }
1426}
1427
1428static void
1429_eqr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
1430{
1431 subr(r0, r1, r2);
1432 SLTU(r0, _ZERO_REGNO, r0);
1433 XORI(r0, r0, 1);
1434}
1435
1436static void
1437_eqi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
1438{
1439 if (i0) {
1440 subi(r0, r1, i0);
1441 SLTU(r0, _ZERO_REGNO, r0);
1442 }
1443 else
1444 SLTU(r0, _ZERO_REGNO, r1);
1445 XORI(r0, r0, 1);
1446}
1447
1448static void
1449_ger(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
1450{
1451 SLT(r0, r1, r2);
1452 XORI(r0, r0, 1);
1453}
1454
1455static void
1456_gei(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
1457{
1458 jit_int32_t t0;
1459 t0 = jit_get_reg(jit_class_gpr);
1460 movi(rn(t0), i0);
1461 ger(r0, r1, rn(t0));
1462 jit_unget_reg(t0);
1463}
1464
1465static void
1466_ger_u(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
1467{
1468 SLTU(r0, r1, r2);
1469 XORI(r0, r0, 1);
1470}
1471
1472static void
1473_gei_u(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
1474{
1475 jit_int32_t t0;
1476 t0 = jit_get_reg(jit_class_gpr);
1477 movi(rn(t0), i0);
1478 ger_u(r0, r1, rn(t0));
1479 jit_unget_reg(t0);
1480}
1481
1482static void
1483_gti(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
1484{
1485 jit_int32_t t0;
1486 t0 = jit_get_reg(jit_class_gpr);
1487 movi(r0, i0);
1488 ltr(r0, rn(t0), r1);
1489 jit_unget_reg(t0);
1490}
1491
1492static void
1493_gti_u(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
1494{
1495 jit_int32_t t0;
1496 t0 = jit_get_reg(jit_class_gpr);
1497 movi(r0, i0);
1498 ltr_u(r0, rn(t0), r1);
1499 jit_unget_reg(t0);
1500}
1501
1502static void
1503_ner(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
1504{
1505 subr(r0, r1, r2);
1506 SLTU(r0, _ZERO_REGNO, r0);
1507}
1508
1509static void
1510_nei(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
1511{
1512 if (i0) {
1513 subi(r0, r1, i0);
1514 SLTU(r0, _ZERO_REGNO, r0);
1515 }
1516 else
1517 SLTU(r0, _ZERO_REGNO, r1);
1518}
1519
1520static jit_word_t
1521_bltr(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_int32_t r1)
1522{
1523 jit_word_t w;
1524 w = _jit->pc.w;
1525 BLT(r0, r1, br - w);
1526 return (w);
1527}
1528
1529static jit_word_t
1530_blti(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_word_t i0)
1531{
1532 jit_word_t w;
1533 jit_reg_t t0;
1534 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
1535 movi(rn(t0), i0);
1536 w = bltr(br, r0, rn(t0));
1537 jit_unget_reg(t0);
1538 return (w);
1539}
1540
1541static jit_word_t
1542_bltr_u(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_int32_t r1)
1543{
1544 jit_word_t w;
1545 w = _jit->pc.w;
1546 BLTU(r0, r1, br - w);
1547 return (w);
1548}
1549
1550static jit_word_t
1551_blti_u(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_word_t i0)
1552{
1553 jit_word_t w;
1554 jit_reg_t t0;
1555 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
1556 movi(rn(t0), i0);
1557 w = bltr_u(br, r0, rn(t0));
1558 jit_unget_reg(t0);
1559 return (w);
1560}
1561
1562static jit_word_t
1563_bler(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_int32_t r1)
1564{
1565 jit_word_t w;
1566 w = _jit->pc.w;
1567 BGE(r1, r0, br - w);
1568 return (w);
1569}
1570
1571static jit_word_t
1572_blei(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_word_t i0)
1573{
1574 jit_word_t w;
1575 jit_reg_t t0;
1576 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
1577 movi(rn(t0), i0);
1578 w = bler(br, r0, rn(t0));
1579 jit_unget_reg(t0);
1580 return (w);
1581}
1582
1583static jit_word_t
1584_bler_u(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_int32_t r1)
1585{
1586 jit_word_t w;
1587 w = _jit->pc.w;
1588 BGEU(r1, r0, br - w);
1589 return (w);
1590}
1591
1592static jit_word_t
1593_blei_u(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_word_t i0)
1594{
1595 jit_word_t w;
1596 jit_reg_t t0;
1597 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
1598 movi(rn(t0), i0);
1599 w = bler_u(br, r0, rn(t0));
1600 jit_unget_reg(t0);
1601 return (w);
1602}
1603
1604static jit_word_t
1605_beqr(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_int32_t r1)
1606{
1607 jit_word_t w;
1608 w = _jit->pc.w;
1609 BEQ(r1, r0, br - w);
1610 return (w);
1611}
1612
1613static jit_word_t
1614_beqi(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_word_t i0)
1615{
1616 jit_word_t w;
1617 jit_reg_t t0;
1618 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
1619 movi(rn(t0), i0);
1620 w = beqr(br, r0, rn(t0));
1621 jit_unget_reg(t0);
1622 return (w);
1623}
1624
1625static jit_word_t
1626_bger(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_int32_t r1)
1627{
1628 jit_word_t w;
1629 w = _jit->pc.w;
1630 BGE(r0, r1, br - w);
1631 return (w);
1632}
1633
1634static jit_word_t
1635_bgei(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_word_t i0)
1636{
1637 jit_word_t w;
1638 jit_reg_t t0;
1639 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
1640 movi(rn(t0), i0);
1641 w = bger(br, r0, rn(t0));
1642 jit_unget_reg(t0);
1643 return (w);
1644}
1645
1646static jit_word_t
1647_bger_u(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_int32_t r1)
1648{
1649 jit_word_t w;
1650 w = _jit->pc.w;
1651 BGEU(r0, r1, br - w);
1652 return (w);
1653}
1654
1655static jit_word_t
1656_bgei_u(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_word_t i0)
1657{
1658 jit_word_t w;
1659 jit_reg_t t0;
1660 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
1661 movi(rn(t0), i0);
1662 w = bger_u(br, r0, rn(t0));
1663 jit_unget_reg(t0);
1664 return (w);
1665}
1666
1667static jit_word_t
1668_bgtr(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_int32_t r1)
1669{
1670 jit_word_t w;
1671 w = _jit->pc.w;
1672 BLT(r1, r0, br - w);
1673 return (w);
1674}
1675
1676static jit_word_t
1677_bgti(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_word_t i0)
1678{
1679 jit_word_t w;
1680 jit_reg_t t0;
1681 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
1682 movi(rn(t0), i0);
1683 w = bgtr(br, r0, rn(t0));
1684 jit_unget_reg(t0);
1685 return (w);
1686}
1687
1688static jit_word_t
1689_bgtr_u(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_int32_t r1)
1690{
1691 jit_word_t w;
1692 w = _jit->pc.w;
1693 BLTU(r1, r0, br - w);
1694 return (w);
1695}
1696
1697static jit_word_t
1698_bgti_u(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_word_t i0)
1699{
1700 jit_word_t w;
1701 jit_reg_t t0;
1702 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
1703 movi(rn(t0), i0);
1704 w = bgtr_u(br, r0, rn(t0));
1705 jit_unget_reg(t0);
1706 return (w);
1707}
1708
1709static jit_word_t
1710_bner(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_int32_t r1)
1711{
1712 jit_word_t w;
1713 w = _jit->pc.w;
1714 BNE(r1, r0, br - w);
1715 return (w);
1716}
1717
1718static jit_word_t
1719_bnei(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_word_t i0)
1720{
1721 jit_word_t w;
1722 jit_reg_t t0;
1723 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
1724 movi(rn(t0), i0);
1725 w = bner(br, r0, rn(t0));
1726 jit_unget_reg(t0);
1727 return (w);
1728}
1729
1730static jit_word_t
1731_boaddr(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_int32_t r1)
1732{
1733 jit_word_t w, jal;
1734 jit_int32_t t0, t1;
1735 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
1736 t1 = jit_get_reg(jit_class_gpr|jit_class_nospill);
1737 /* t0 = r1 < 0; */
1738 SLT(rn(t0), r1, _ZERO_REGNO);
1739 /* t1 = r0 */
1740 movr(rn(t1), r0);
1741 /* r0 = r0 + r1 */
1742 addr(r0, r0, r1);
1743 /* overflow = r1 < 0 ? t1 < r0 : r0 < t1 */
1744 w = _jit->pc.w;
1745 BNE(rn(t0), _ZERO_REGNO, 0);
1746 /* r1 >= 0 */
1747 SLT(rn(t1), r0, rn(t1));
1748 jal = _jit->pc.w;
1749 JAL(_ZERO_REGNO, 0);
1750 /* r1 < 0 */
1751 patch_at(w, _jit->pc.w);
1752 SLT(rn(t1), rn(t1), r0);
1753 /**/
1754 patch_at(jal, _jit->pc.w);
1755 w = _jit->pc.w;
1756 BNE(rn(t1), _ZERO_REGNO, br - w);
1757 jit_unget_reg(t1);
1758 jit_unget_reg(t0);
1759 return (w);
1760}
1761
1762static jit_word_t
1763_boaddi(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_word_t i0)
1764{
1765 jit_word_t w;
1766 jit_int32_t t0;
1767 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
1768 movi(rn(t0), i0);
1769 w = boaddr(br, r0, rn(t0));
1770 jit_unget_reg(t0);
1771 return (w);
1772}
1773
1774static jit_word_t
1775_boaddr_u(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_int32_t r1)
1776{
1777 jit_word_t w;
1778 jit_int32_t t0, t1;
1779 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
1780 t1 = jit_get_reg(jit_class_gpr|jit_class_nospill);
1781 addr(rn(t0), r0, r1);
1782 SLTU(rn(t1), rn(t0), r0);
1783 movr(r0, rn(t0));
1784 w = _jit->pc.w;
1785 BNE(_ZERO_REGNO, rn(t1), br - w);
1786 jit_unget_reg(t1);
1787 jit_unget_reg(t0);
1788 return (w);
1789}
1790
1791static jit_word_t
1792_boaddi_u(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_word_t i0)
1793{
1794 jit_word_t w;
1795 jit_int32_t t0;
1796 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
1797 movi(rn(t0), i0);
1798 w = boaddr_u(br, r0, rn(t0));
1799 jit_unget_reg(t0);
1800 return (w);
1801}
1802
1803static jit_word_t
1804_bxaddr(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_int32_t r1)
1805{
1806 jit_word_t w, jal;
1807 jit_int32_t t0, t1;
1808 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
1809 t1 = jit_get_reg(jit_class_gpr|jit_class_nospill);
1810 /* t0 = r1 < 0; */
1811 SLT(rn(t0), r1, _ZERO_REGNO);
1812 /* t1 = r0 */
1813 movr(rn(t1), r0);
1814 /* r0 = r0 + r1 */
1815 addr(r0, r0, r1);
1816 /* overflow = r1 < 0 ? t1 < r0 : r0 < t1 */
1817 w = _jit->pc.w;
1818 BNE(rn(t0), _ZERO_REGNO, 0);
1819 /* r1 >= 0 */
1820 SLT(rn(t1), r0, rn(t1));
1821 jal = _jit->pc.w;
1822 JAL(_ZERO_REGNO, 0);
1823 /* r1 < 0 */
1824 patch_at(w, _jit->pc.w);
1825 SLT(rn(t1), rn(t1), r0);
1826 /**/
1827 patch_at(jal, _jit->pc.w);
1828 w = _jit->pc.w;
1829 BEQ(rn(t1), _ZERO_REGNO, br - w);
1830 jit_unget_reg(t1);
1831 jit_unget_reg(t0);
1832 return (w);
1833}
1834
1835static jit_word_t
1836_bxaddi(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_word_t i0)
1837{
1838 jit_word_t w;
1839 jit_int32_t t0;
1840 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
1841 movi(rn(t0), i0);
1842 w = bxaddr(br, r0, rn(t0));
1843 jit_unget_reg(t0);
1844 return (w);
1845}
1846
1847static jit_word_t
1848_bxaddr_u(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_int32_t r1)
1849{
1850 jit_word_t w;
1851 jit_int32_t t0, t1;
1852 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
1853 t1 = jit_get_reg(jit_class_gpr|jit_class_nospill);
1854 addr(rn(t0), r0, r1);
1855 SLTU(rn(t1), rn(t0), r0);
1856 movr(r0, rn(t0));
1857 w = _jit->pc.w;
1858 BEQ(_ZERO_REGNO, rn(t1), br - w);
1859 jit_unget_reg(t1);
1860 jit_unget_reg(t0);
1861 return (w);
1862}
1863
1864static jit_word_t
1865_bxaddi_u(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_word_t i0)
1866{
1867 jit_word_t w;
1868 jit_int32_t t0;
1869 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
1870 movi(rn(t0), i0);
1871 w = bxaddr_u(br, r0, rn(t0));
1872 jit_unget_reg(t0);
1873 return (w);
1874}
1875
1876static jit_word_t
1877_bosubr(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_int32_t r1)
1878{
1879 jit_word_t w, jal;
1880 jit_int32_t t0, t1;
1881 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
1882 t1 = jit_get_reg(jit_class_gpr|jit_class_nospill);
1883 /* t0 = 0 < r1; */
1884 SLT(rn(t0), _ZERO_REGNO, r1);
1885 /* t1 = r0 */
1886 movr(rn(t1), r0);
1887 /* r0 = r0 - r1 */
1888 subr(r0, r0, r1);
1889 /* overflow = r1 < 0 ? t1 < r0 : r0 < t1 */
1890 w = _jit->pc.w;
1891 BNE(rn(t0), _ZERO_REGNO, 0);
1892 /* r1 >= 0 */
1893 SLT(rn(t1), r0, rn(t1));
1894 jal = _jit->pc.w;
1895 JAL(_ZERO_REGNO, 0);
1896 /* r1 < 0 */
1897 patch_at(w, _jit->pc.w);
1898 SLT(rn(t1), rn(t1), r0);
1899 /**/
1900 patch_at(jal, _jit->pc.w);
1901 w = _jit->pc.w;
1902 BNE(rn(t1), _ZERO_REGNO, br - w);
1903 jit_unget_reg(t1);
1904 jit_unget_reg(t0);
1905 return (w);
1906}
1907
1908static jit_word_t
1909_bosubi(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_word_t i0)
1910{
1911 jit_word_t w;
1912 jit_int32_t t0;
1913 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
1914 movi(rn(t0), i0);
1915 w = bosubr(br, r0, rn(t0));
1916 jit_unget_reg(t0);
1917 return (w);
1918}
1919
1920static jit_word_t
1921_bosubr_u(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_int32_t r1)
1922{
1923 jit_word_t w;
1924 jit_int32_t t0, t1;
1925 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
1926 t1 = jit_get_reg(jit_class_gpr|jit_class_nospill);
1927 subr(rn(t0), r0, r1);
1928 SLTU(rn(t1), r0, rn(t0));
1929 movr(r0, rn(t0));
1930 w = _jit->pc.w;
1931 BNE(_ZERO_REGNO, rn(t1), br - w);
1932 jit_unget_reg(t1);
1933 jit_unget_reg(t0);
1934 return (w);
1935}
1936
1937static jit_word_t
1938_bosubi_u(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_word_t i0)
1939{
1940 jit_word_t w;
1941 jit_int32_t t0;
1942 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
1943 movi(rn(t0), i0);
1944 w = bosubr_u(br, r0, rn(t0));
1945 jit_unget_reg(t0);
1946 return (w);
1947}
1948
1949static jit_word_t
1950_bxsubr(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_int32_t r1)
1951{
1952 jit_word_t w, jal;
1953 jit_int32_t t0, t1;
1954 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
1955 t1 = jit_get_reg(jit_class_gpr|jit_class_nospill);
1956 /* t0 = r1 < 0; */
1957 SLT(rn(t0), _ZERO_REGNO, r1);
1958 /* t1 = r0 */
1959 movr(rn(t1), r0);
1960 /* r0 = r0 - r1 */
1961 subr(r0, r0, r1);
1962 /* overflow = r1 < 0 ? t1 < r0 : r0 < t1 */
1963 w = _jit->pc.w;
1964 BNE(rn(t0), _ZERO_REGNO, 0);
1965 /* r1 >= 0 */
1966 SLT(rn(t1), r0, rn(t1));
1967 jal = _jit->pc.w;
1968 JAL(_ZERO_REGNO, 0);
1969 /* r1 < 0 */
1970 patch_at(w, _jit->pc.w);
1971 SLT(rn(t1), rn(t1), r0);
1972 /**/
1973 patch_at(jal, _jit->pc.w);
1974 w = _jit->pc.w;
1975 BEQ(rn(t1), _ZERO_REGNO, br - w);
1976 jit_unget_reg(t1);
1977 jit_unget_reg(t0);
1978 return (w);
1979}
1980
1981static jit_word_t
1982_bxsubi(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_word_t i0)
1983{
1984 jit_word_t w;
1985 jit_int32_t t0;
1986 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
1987 movi(rn(t0), i0);
1988 w = bxsubr(br, r0, rn(t0));
1989 jit_unget_reg(t0);
1990 return (w);
1991}
1992
1993static jit_word_t
1994_bxsubr_u(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_int32_t r1)
1995{
1996 jit_word_t w;
1997 jit_int32_t t0, t1;
1998 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
1999 t1 = jit_get_reg(jit_class_gpr|jit_class_nospill);
2000 subr(rn(t0), r0, r1);
2001 SLTU(rn(t1), r0, rn(t0));
2002 movr(r0, rn(t0));
2003 w = _jit->pc.w;
2004 BEQ(_ZERO_REGNO, rn(t1), br - w);
2005 jit_unget_reg(t1);
2006 jit_unget_reg(t0);
2007 return (w);
2008}
2009
2010static jit_word_t
2011_bxsubi_u(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_word_t i0)
2012{
2013 jit_word_t w;
2014 jit_int32_t t0;
2015 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
2016 movi(rn(t0), i0);
2017 w = bxsubr_u(br, r0, rn(t0));
2018 jit_unget_reg(t0);
2019 return (w);
2020}
2021
2022static jit_word_t
2023_bmsr(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_int32_t r1)
2024{
2025 jit_word_t w;
2026 jit_int32_t t0;
2027 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
2028 AND(rn(t0), r0, r1);
2029 w = _jit->pc.w;
2030 BNE(_ZERO_REGNO, rn(t0), br - w);
2031 jit_unget_reg(t0);
2032 return (w);
2033}
2034
2035static jit_word_t
2036_bmsi(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_word_t i0)
2037{
2038 jit_word_t w;
2039 jit_int32_t t0;
2040 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
2041 movi(rn(t0), i0);
2042 w = bmsr(br, r0, rn(t0));
2043 jit_unget_reg(t0);
2044 return (w);
2045}
2046
2047static jit_word_t
2048_bmcr(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_int32_t r1)
2049{
2050 jit_word_t w;
2051 jit_int32_t t0;
2052 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
2053 AND(rn(t0), r0, r1);
2054 w = _jit->pc.w;
2055 BEQ(_ZERO_REGNO, rn(t0), br - w);
2056 jit_unget_reg(t0);
2057 return (w);
2058}
2059
2060static jit_word_t
2061_bmci(jit_state_t *_jit, jit_word_t br, jit_int32_t r0, jit_word_t i0)
2062{
2063 jit_word_t w;
2064 jit_int32_t t0;
2065 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
2066 movi(rn(t0), i0);
2067 w = bmcr(br, r0, rn(t0));
2068 jit_unget_reg(t0);
2069 return (w);
2070}
2071
2072static void
2073_jmpi(jit_state_t *_jit, jit_word_t i0)
2074{
2075 jit_int32_t t0;
2076 jit_word_t dsp;
2077 dsp = i0 - _jit->pc.w;
2078 if (simm20_p(dsp))
2079 JAL(_ZERO_REGNO, dsp);
2080 else {
2081 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
2082 movi(rn(t0), i0);
2083 jmpr(rn(t0));
2084 jit_unget_reg(t0);
2085 }
2086}
2087
2088static jit_word_t
2089_jmpi_p(jit_state_t *_jit, jit_word_t i0)
2090{
2091 jit_word_t w;
2092 jit_int32_t t0;
2093 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
2094 w = movi_p(rn(t0), i0);
2095 jmpr(rn(t0));
2096 jit_unget_reg(t0);
2097 return (w);
2098}
2099
2100static void
2101_calli(jit_state_t *_jit, jit_word_t i0)
2102{
2103 jit_int32_t t0;
2104 jit_word_t dsp;
2105 dsp = i0 - _jit->pc.w;
2106 if (simm20_p(dsp))
2107 JAL(_RA_REGNO, dsp);
2108 else {
2109 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
2110 movi(rn(t0), i0);
2111 callr(rn(t0));
2112 jit_unget_reg(t0);
2113 }
2114}
2115
2116static jit_word_t
2117_calli_p(jit_state_t *_jit, jit_word_t i0)
2118{
2119 jit_word_t w;
2120 jit_int32_t t0;
2121 t0 = jit_get_reg(jit_class_gpr|jit_class_nospill);
2122 w = movi_p(rn(t0), i0);
2123 callr(rn(t0));
2124 jit_unget_reg(t0);
2125 return (w);
2126}
2127
2128static void
2129_prolog(jit_state_t *_jit, jit_node_t *node)
2130{
2131 jit_int32_t reg;
2132 if (_jitc->function->define_frame || _jitc->function->assume_frame) {
2133 jit_int32_t frame = -_jitc->function->frame;
2134 assert(_jitc->function->self.aoff >= frame);
2135 if (_jitc->function->assume_frame)
2136 return;
2137 _jitc->function->self.aoff = frame;
2138 }
2139 if (_jitc->function->allocar)
2140 _jitc->function->self.aoff &= -16;
2141 _jitc->function->stack = ((_jitc->function->self.alen -
2142 /* align stack at 16 bytes */
2143 _jitc->function->self.aoff) + 15) & -16;
2144 subi(_SP_REGNO, _SP_REGNO, stack_framesize);
2145 stxi(0, _SP_REGNO, _RA_REGNO);
2146 stxi(8, _SP_REGNO, _FP_REGNO);
2147 if (jit_regset_tstbit(&_jitc->function->regset, _S1))
2148 stxi(16, _SP_REGNO, 9);
2149 if (jit_regset_tstbit(&_jitc->function->regset, _S2))
2150 stxi(24, _SP_REGNO, 18);
2151 if (jit_regset_tstbit(&_jitc->function->regset, _S3))
2152 stxi(32, _SP_REGNO, 19);
2153 if (jit_regset_tstbit(&_jitc->function->regset, _S4))
2154 stxi(40, _SP_REGNO, 20);
2155 if (jit_regset_tstbit(&_jitc->function->regset, _S5))
2156 stxi(48, _SP_REGNO, 21);
2157 if (jit_regset_tstbit(&_jitc->function->regset, _S6))
2158 stxi(56, _SP_REGNO, 22);
2159 if (jit_regset_tstbit(&_jitc->function->regset, _S7))
2160 stxi(64, _SP_REGNO, 23);
2161 if (jit_regset_tstbit(&_jitc->function->regset, _S8))
2162 stxi(72, _SP_REGNO, 24);
2163 if (jit_regset_tstbit(&_jitc->function->regset, _S9))
2164 stxi(80, _SP_REGNO, 25);
2165 if (jit_regset_tstbit(&_jitc->function->regset, _S10))
2166 stxi(88, _SP_REGNO, 26);
2167 if (jit_regset_tstbit(&_jitc->function->regset, _S11))
2168 stxi(96, _SP_REGNO, 27);
2169 if (jit_regset_tstbit(&_jitc->function->regset, _FS0))
2170 stxi_d(104, _SP_REGNO, 8);
2171 if (jit_regset_tstbit(&_jitc->function->regset, _FS1))
2172 stxi_d(112, _SP_REGNO, 9);
2173 if (jit_regset_tstbit(&_jitc->function->regset, _FS2))
2174 stxi_d(120, _SP_REGNO, 18);
2175 if (jit_regset_tstbit(&_jitc->function->regset, _FS3))
2176 stxi_d(128, _SP_REGNO, 19);
2177 if (jit_regset_tstbit(&_jitc->function->regset, _FS4))
2178 stxi_d(136, _SP_REGNO, 20);
2179 if (jit_regset_tstbit(&_jitc->function->regset, _FS5))
2180 stxi_d(144, _SP_REGNO, 21);
2181 if (jit_regset_tstbit(&_jitc->function->regset, _FS6))
2182 stxi_d(152, _SP_REGNO, 22);
2183 if (jit_regset_tstbit(&_jitc->function->regset, _FS7))
2184 stxi_d(160, _SP_REGNO, 23);
2185 if (jit_regset_tstbit(&_jitc->function->regset, _FS8))
2186 stxi_d(168, _SP_REGNO, 24);
2187 if (jit_regset_tstbit(&_jitc->function->regset, _FS9))
2188 stxi_d(176, _SP_REGNO, 25);
2189 if (jit_regset_tstbit(&_jitc->function->regset, _FS10))
2190 stxi_d(184, _SP_REGNO, 26);
2191 if (jit_regset_tstbit(&_jitc->function->regset, _FS11))
2192 stxi_d(192, _SP_REGNO, 27);
2193 movr(_FP_REGNO, _SP_REGNO);
2194 if (_jitc->function->stack)
2195 subi(_SP_REGNO, _SP_REGNO, _jitc->function->stack);
2196 if (_jitc->function->allocar) {
2197 reg = jit_get_reg(jit_class_gpr);
2198 movi(rn(reg), _jitc->function->self.aoff);
2199 stxi_i(_jitc->function->aoffoff, _FP_REGNO, rn(reg));
2200 jit_unget_reg(reg);
2201 }
2202 if (_jitc->function->self.call & jit_call_varargs) {
2203 for (reg = _jitc->function->vagp; jit_arg_reg_p(reg); ++reg)
2204 stxi(stack_framesize - ((8 - reg) * 8),
2205 _FP_REGNO, rn(JIT_RA0 - reg));
2206 }
2207}
2208
2209static void
2210_epilog(jit_state_t *_jit, jit_node_t *node)
2211{
2212 if (_jitc->function->assume_frame)
2213 return;
2214 movr(_SP_REGNO, _FP_REGNO);
2215 ldxi(_RA_REGNO, _SP_REGNO, 0);
2216 ldxi(_FP_REGNO, _SP_REGNO, 8);
2217 if (jit_regset_tstbit(&_jitc->function->regset, _S1))
2218 ldxi(9, _SP_REGNO, 16);
2219 if (jit_regset_tstbit(&_jitc->function->regset, _S2))
2220 ldxi(18, _SP_REGNO, 24);
2221 if (jit_regset_tstbit(&_jitc->function->regset, _S3))
2222 ldxi(19, _SP_REGNO, 32);
2223 if (jit_regset_tstbit(&_jitc->function->regset, _S4))
2224 ldxi(20, _SP_REGNO, 40);
2225 if (jit_regset_tstbit(&_jitc->function->regset, _S5))
2226 ldxi(21, _SP_REGNO, 48);
2227 if (jit_regset_tstbit(&_jitc->function->regset, _S6))
2228 ldxi(22, _SP_REGNO, 56);
2229 if (jit_regset_tstbit(&_jitc->function->regset, _S7))
2230 ldxi(23, _SP_REGNO, 64);
2231 if (jit_regset_tstbit(&_jitc->function->regset, _S8))
2232 ldxi(24, _SP_REGNO, 72);
2233 if (jit_regset_tstbit(&_jitc->function->regset, _S9))
2234 ldxi(25, _SP_REGNO, 80);
2235 if (jit_regset_tstbit(&_jitc->function->regset, _S10))
2236 ldxi(26, _SP_REGNO, 88);
2237 if (jit_regset_tstbit(&_jitc->function->regset, _S11))
2238 ldxi(27, _SP_REGNO, 96);
2239 if (jit_regset_tstbit(&_jitc->function->regset, _FS0))
2240 ldxi_d(8, _SP_REGNO, 104);
2241 if (jit_regset_tstbit(&_jitc->function->regset, _FS1))
2242 ldxi_d(9, _SP_REGNO, 112);
2243 if (jit_regset_tstbit(&_jitc->function->regset, _FS2))
2244 ldxi_d(18, _SP_REGNO, 120);
2245 if (jit_regset_tstbit(&_jitc->function->regset, _FS3))
2246 ldxi_d(19, _SP_REGNO, 128);
2247 if (jit_regset_tstbit(&_jitc->function->regset, _FS4))
2248 ldxi_d(20, _SP_REGNO, 136);
2249 if (jit_regset_tstbit(&_jitc->function->regset, _FS5))
2250 ldxi_d(21, _SP_REGNO, 144);
2251 if (jit_regset_tstbit(&_jitc->function->regset, _FS6))
2252 ldxi_d(22, _SP_REGNO, 152);
2253 if (jit_regset_tstbit(&_jitc->function->regset, _FS7))
2254 ldxi_d(23, _SP_REGNO, 160);
2255 if (jit_regset_tstbit(&_jitc->function->regset, _FS8))
2256 ldxi_d(24, _SP_REGNO, 168);
2257 if (jit_regset_tstbit(&_jitc->function->regset, _FS9))
2258 ldxi_d(25, _SP_REGNO, 176);
2259 if (jit_regset_tstbit(&_jitc->function->regset, _FS10))
2260 ldxi_d(26, _SP_REGNO, 184);
2261 if (jit_regset_tstbit(&_jitc->function->regset, _FS11))
2262 ldxi_d(27, _SP_REGNO, 192);
2263 addi(_SP_REGNO, _SP_REGNO, stack_framesize);
2264 RET();
2265}
2266
2267static void
2268_vastart(jit_state_t *_jit, jit_int32_t r0)
2269{
2270 assert(_jitc->function->self.call & jit_call_varargs);
2271 /* Initialize va_list to the first stack argument. */
2272 if (jit_arg_reg_p(_jitc->function->vagp))
2273 addi(r0, _FP_REGNO, stack_framesize - ((8 - _jitc->function->vagp) * 8));
2274 else
2275 addi(r0, _FP_REGNO, _jitc->function->self.size);
2276}
2277
2278static void
2279_vaarg(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
2280{
2281 assert(_jitc->function->self.call & jit_call_varargs);
2282 /* Load argument. */
2283 ldr(r0, r1);
2284 /* Update va_list. */
2285 addi(r1, r1, sizeof(jit_word_t));
2286}
2287
2288static void
2289_patch_at(jit_state_t *_jit, jit_word_t instr, jit_word_t label)
2290{
2291 instr_t i;
2292 union {
2293 jit_int32_t *i;
2294 jit_word_t w;
2295 } u;
2296 u.w = instr;
2297 i.w = u.i[0];
2298 /* movi_p? */
2299 if (i.U.opcode == 55) { /* LUI */
2300 jit_int32_t ww = label << 32 >> 32;
2301 jit_int32_t lo = ww << 20 >> 20;
2302 jit_int32_t hi = ww - lo;
2303 i.U.imm12_31 = hi >> 12;
2304 u.i[0] = i.w;
2305 i.w = u.i[1];
2306 if (i.I.opcode == 27 && i.I.funct3 == 0) { /* ADDIW */
2307 i.I.imm11_0 = lo & 0xfff;
2308 u.i[1] = i.w;
2309 i.w = u.i[2];
2310 if (i.U.opcode == 55) { /* LUI */
2311 ww = label >> 32;
2312 lo = ww << 20 >> 20;
2313 hi = ww - lo;
2314 i.U.imm12_31 = hi >> 12;
2315 u.i[2] = i.w;
2316 i.w = u.i[3];
2317 if (i.I.opcode == 27 && i.I.funct3 == 0) { /* ADDIW */
2318 i.I.imm11_0 = lo & 0xfff;
2319 u.i[3] = i.w;
2320 i.w = u.i[4];
2321 assert(i.IS.opcode == 19); /* SLLI */
2322 assert(i.IS.shamt == 32);
2323 i.w = u.i[5];
2324 assert(i.R.opcode == 51); /* ADD */
2325 }
2326 else
2327 abort();
2328 }
2329 else
2330 abort();
2331 }
2332 else
2333 abort();
2334 }
2335 /* b{lt,le,eq,ge,gt,ne}{,_u}? */
2336 else if (i.B.opcode == 99) { /* B{EQ,NE,LT,GE,LTU,GEU} */
2337 jit_word_t jmp = label - instr;
2338 assert(simm12_p(jmp));
2339 i.B.imm11 = (jmp >> 11) & 0x1;
2340 i.B.imm4_1 = (jmp >> 1) & 0xf;
2341 i.B.imm10_5 = (jmp >> 5) & 0x3f;
2342 i.B.imm12 = (jmp >> 12) & 0x1;
2343 u.i[0] = i.w;
2344 }
2345 else if (i.J.opcode == 111) { /* JAL */
2346 jit_word_t jmp = label - instr;
2347 i.J.imm19_12 = (jmp >> 12) & 0xff;
2348 i.J.imm11 = (jmp >> 11) & 0x1;
2349 i.J.imm10_1 = (jmp >> 1) & 0x3ff;
2350 i.J.imm20 = (jmp >> 20) & 0x1;
2351 u.i[0] = i.w;
2352 }
2353 else
2354 abort();
2355}
2356#endif /* CODE */
ARM optimized PCSX fork