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1 | /* |
2 | * Copyright (C) 2012-2019 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 | #include <lightning.h> | |
21 | #include <lightning/jit_private.h> | |
22 | ||
23 | #if __X32 | |
24 | # define jit_arg_reg_p(i) 0 | |
25 | # define jit_arg_f_reg_p(i) 0 | |
26 | # define stack_framesize 20 | |
27 | # define stack_adjust 12 | |
28 | # define CVT_OFFSET -12 | |
29 | # define REAL_WORDSIZE 4 | |
30 | # define va_gp_increment 4 | |
31 | # define va_fp_increment 8 | |
32 | #else | |
33 | # if __CYGWIN__ || _WIN32 | |
34 | # define jit_arg_reg_p(i) ((i) >= 0 && (i) < 4) | |
35 | # define jit_arg_f_reg_p(i) jit_arg_reg_p(i) | |
36 | # define stack_framesize 152 | |
37 | # define va_fp_increment 8 | |
38 | # else | |
39 | # define jit_arg_reg_p(i) ((i) >= 0 && (i) < 6) | |
40 | # define jit_arg_f_reg_p(i) ((i) >= 0 && (i) < 8) | |
41 | # define stack_framesize 56 | |
42 | # define first_gp_argument rdi | |
43 | # define first_gp_offset offsetof(jit_va_list_t, rdi) | |
44 | # define first_gp_from_offset(gp) ((gp) / 8) | |
45 | # define last_gp_argument r9 | |
46 | # define va_gp_max_offset \ | |
47 | (offsetof(jit_va_list_t, r9) - offsetof(jit_va_list_t, rdi) + 8) | |
48 | # define first_fp_argument xmm0 | |
49 | # define first_fp_offset offsetof(jit_va_list_t, xmm0) | |
50 | # define last_fp_argument xmm7 | |
51 | # define va_fp_max_offset \ | |
52 | (offsetof(jit_va_list_t, xmm7) - offsetof(jit_va_list_t, rdi) + 16) | |
53 | # define va_fp_increment 16 | |
54 | # define first_fp_from_offset(fp) (((fp) - va_gp_max_offset) / 16) | |
55 | # endif | |
56 | # define va_gp_increment 8 | |
57 | # define stack_adjust 8 | |
58 | # define CVT_OFFSET -8 | |
59 | # define REAL_WORDSIZE 8 | |
60 | #endif | |
61 | ||
62 | /* | |
63 | * Types | |
64 | */ | |
65 | #if __X32 || __CYGWIN__ || _WIN32 | |
66 | typedef jit_pointer_t jit_va_list_t; | |
67 | #else | |
68 | typedef struct jit_va_list { | |
69 | jit_int32_t gpoff; | |
70 | jit_int32_t fpoff; | |
71 | jit_pointer_t over; | |
72 | jit_pointer_t save; | |
73 | /* Declared explicitly as int64 for the x32 abi */ | |
74 | jit_int64_t rdi; | |
75 | jit_int64_t rsi; | |
76 | jit_int64_t rdx; | |
77 | jit_int64_t rcx; | |
78 | jit_int64_t r8; | |
79 | jit_int64_t r9; | |
80 | jit_float64_t xmm0; | |
81 | jit_float64_t _up0; | |
82 | jit_float64_t xmm1; | |
83 | jit_float64_t _up1; | |
84 | jit_float64_t xmm2; | |
85 | jit_float64_t _up2; | |
86 | jit_float64_t xmm3; | |
87 | jit_float64_t _up3; | |
88 | jit_float64_t xmm4; | |
89 | jit_float64_t _up4; | |
90 | jit_float64_t xmm5; | |
91 | jit_float64_t _up5; | |
92 | jit_float64_t xmm6; | |
93 | jit_float64_t _up6; | |
94 | jit_float64_t xmm7; | |
95 | jit_float64_t _up7; | |
96 | } jit_va_list_t; | |
97 | #endif | |
98 | ||
99 | /* | |
100 | * Prototypes | |
101 | */ | |
102 | #define patch(instr, node) _patch(_jit, instr, node) | |
103 | static void _patch(jit_state_t*,jit_word_t,jit_node_t*); | |
104 | #define sse_from_x87_f(r0, r1) _sse_from_x87_f(_jit, r0, r1) | |
105 | static void _sse_from_x87_f(jit_state_t*,jit_int32_t,jit_int32_t); | |
106 | #define sse_from_x87_d(r0, r1) _sse_from_x87_d(_jit, r0, r1) | |
107 | static void _sse_from_x87_d(jit_state_t*,jit_int32_t,jit_int32_t); | |
108 | #define x87_from_sse_f(r0, r1) _x87_from_sse_f(_jit, r0, r1) | |
109 | static void _x87_from_sse_f(jit_state_t*,jit_int32_t,jit_int32_t); | |
110 | #define x87_from_sse_d(r0, r1) _x87_from_sse_d(_jit, r0, r1) | |
111 | static void _x87_from_sse_d(jit_state_t*,jit_int32_t,jit_int32_t); | |
112 | ||
113 | #define PROTO 1 | |
114 | # include "jit_x86-cpu.c" | |
115 | # include "jit_x86-sse.c" | |
116 | # include "jit_x86-x87.c" | |
117 | #undef PROTO | |
118 | ||
119 | /* | |
120 | * Initialization | |
121 | */ | |
122 | jit_cpu_t jit_cpu; | |
123 | jit_register_t _rvs[] = { | |
124 | #if __X32 | |
125 | { rc(gpr) | rc(rg8) | 0, "%eax" }, | |
126 | { rc(gpr) | rc(rg8) | 1, "%ecx" }, | |
127 | { rc(gpr) | rc(rg8) | 2, "%edx" }, | |
128 | { rc(sav) | rc(rg8) | rc(gpr) | 3, "%ebx" }, | |
129 | { rc(sav) | rc(gpr) | 6, "%esi" }, | |
130 | { rc(sav) | rc(gpr) | 7, "%edi" }, | |
131 | { rc(sav) | 4, "%esp" }, | |
132 | { rc(sav) | 5, "%ebp" }, | |
133 | { rc(xpr) | rc(fpr) | 0, "%xmm0" }, | |
134 | { rc(xpr) | rc(fpr) | 1, "%xmm1" }, | |
135 | { rc(xpr) | rc(fpr) | 2, "%xmm2" }, | |
136 | { rc(xpr) | rc(fpr) | 3, "%xmm3" }, | |
137 | { rc(xpr) | rc(fpr) | 4, "%xmm4" }, | |
138 | { rc(xpr) | rc(fpr) | 5, "%xmm5" }, | |
139 | { rc(xpr) | rc(fpr) | 6, "%xmm6" }, | |
140 | { rc(xpr) | rc(fpr) | 7, "%xmm7" }, | |
141 | { rc(fpr) | 0, "st(0)" }, | |
142 | { rc(fpr) | 1, "st(1)" }, | |
143 | { rc(fpr) | 2, "st(2)" }, | |
144 | { rc(fpr) | 3, "st(3)" }, | |
145 | { rc(fpr) | 4, "st(4)" }, | |
146 | { rc(fpr) | 5, "st(5)" }, | |
147 | { rc(fpr) | 6, "st(6)" }, | |
148 | { rc(fpr) | 7, "st(7)" }, | |
149 | #else | |
150 | # if __CYGWIN__ || _WIN32 | |
151 | { rc(gpr) | rc(rg8) | 0, "%rax" }, | |
152 | { rc(gpr) | rc(rg8) | rc(rg8) | 10, "%r10" }, | |
153 | { rc(gpr) | rc(rg8) | rc(rg8) | 11, "%r11" }, | |
154 | { rc(sav) | rc(rg8) | rc(gpr) | 3, "%rbx" }, | |
155 | { rc(sav) | rc(gpr) | 7, "%rdi" }, | |
156 | { rc(sav) | rc(gpr) | 6, "%rsi" }, | |
157 | { rc(sav) | rc(gpr) | 12, "%r12" }, | |
158 | { rc(sav) | rc(gpr) | 13, "%r13" }, | |
159 | { rc(sav) | rc(gpr) | 14, "%r14" }, | |
160 | { rc(sav) | rc(gpr) | 15, "%r15" }, | |
161 | { rc(arg) | rc(rg8) | rc(gpr) | 9, "%r9" }, | |
162 | { rc(arg) | rc(rg8) | rc(gpr) | 8, "%r8" }, | |
163 | { rc(arg) | rc(rg8) | rc(gpr) | 2, "%rdx" }, | |
164 | { rc(arg) | rc(rg8) | rc(gpr) | 1, "%rcx" }, | |
165 | { rc(sav) | 4, "%rsp" }, | |
166 | { rc(sav) | 5, "%rbp" }, | |
167 | { rc(xpr) | rc(fpr) | 4, "%xmm4" }, | |
168 | { rc(xpr) | rc(fpr) | 5, "%xmm5" }, | |
169 | { rc(sav) | rc(xpr) | rc(fpr) | 6, "%xmm6" }, | |
170 | { rc(sav) | rc(xpr) | rc(fpr) | 7, "%xmm7" }, | |
171 | { rc(sav) | rc(xpr) | rc(fpr) | 8, "%xmm8" }, | |
172 | { rc(sav) | rc(xpr) | rc(fpr) | 9, "%xmm9" }, | |
173 | { rc(sav) | rc(xpr) | rc(fpr) | 10, "%xmm10" }, | |
174 | { rc(sav) | rc(xpr) | rc(fpr) | 11, "%xmm11" }, | |
175 | { rc(sav) | rc(xpr) | rc(fpr) | 12, "%xmm12" }, | |
176 | { rc(sav) | rc(xpr) | rc(fpr) | 13, "%xmm13" }, | |
177 | { rc(sav) | rc(xpr) | rc(fpr) | 14, "%xmm14" }, | |
178 | { rc(sav) | rc(xpr) | rc(fpr) | 15, "%xmm15" }, | |
179 | { rc(xpr) | rc(arg) | rc(fpr) | 3, "%xmm3" }, | |
180 | { rc(xpr) | rc(arg) | rc(fpr) | 2, "%xmm2" }, | |
181 | { rc(xpr) | rc(arg) | rc(fpr) | 1, "%xmm1" }, | |
182 | { rc(xpr) | rc(arg) | rc(fpr) | 0, "%xmm0" }, | |
183 | #else | |
184 | /* %rax is a pseudo flag argument for varargs functions */ | |
185 | { rc(arg) | rc(gpr) | rc(rg8) | 0, "%rax" }, | |
186 | { rc(gpr) | rc(rg8) | 10, "%r10" }, | |
187 | { rc(gpr) | rc(rg8) | 11, "%r11" }, | |
188 | { rc(sav) | rc(rg8) | rc(gpr) | 3, "%rbx" }, | |
189 | { rc(sav) | rc(rg8) | rc(gpr) | 13, "%r13" }, | |
190 | { rc(sav) | rc(rg8) | rc(gpr) | 14, "%r14" }, | |
191 | { rc(sav) | rc(rg8) | rc(gpr) | 15, "%r15" }, | |
192 | { rc(sav) | rc(gpr) | rc(rg8) | 12, "%r12" }, | |
193 | { rc(arg) | rc(rg8) | rc(gpr) | 9, "%r9" }, | |
194 | { rc(arg) | rc(rg8) | rc(gpr) | 8, "%r8" }, | |
195 | { rc(arg) | rc(rg8) | rc(gpr) | 1, "%rcx" }, | |
196 | { rc(arg) | rc(rg8) | rc(gpr) | 2, "%rdx" }, | |
197 | { rc(arg) | rc(rg8) | rc(gpr) | 6, "%rsi" }, | |
198 | { rc(arg) | rc(rg8) | rc(gpr) | 7, "%rdi" }, | |
199 | { rc(sav) | 4, "%rsp" }, | |
200 | { rc(sav) | 5, "%rbp" }, | |
201 | { rc(xpr) | rc(fpr) | 8, "%xmm8" }, | |
202 | { rc(xpr) | rc(fpr) | 9, "%xmm9" }, | |
203 | { rc(xpr) | rc(fpr) | 10, "%xmm10" }, | |
204 | { rc(xpr) | rc(fpr) | 11, "%xmm11" }, | |
205 | { rc(xpr) | rc(fpr) | 12, "%xmm12" }, | |
206 | { rc(xpr) | rc(fpr) | 13, "%xmm13" }, | |
207 | { rc(xpr) | rc(fpr) | 14, "%xmm14" }, | |
208 | { rc(xpr) | rc(fpr) | 15, "%xmm15" }, | |
209 | { rc(xpr) | rc(arg) | rc(fpr) | 7, "%xmm7" }, | |
210 | { rc(xpr) | rc(arg) | rc(fpr) | 6, "%xmm6" }, | |
211 | { rc(xpr) | rc(arg) | rc(fpr) | 5, "%xmm5" }, | |
212 | { rc(xpr) | rc(arg) | rc(fpr) | 4, "%xmm4" }, | |
213 | { rc(xpr) | rc(arg) | rc(fpr) | 3, "%xmm3" }, | |
214 | { rc(xpr) | rc(arg) | rc(fpr) | 2, "%xmm2" }, | |
215 | { rc(xpr) | rc(arg) | rc(fpr) | 1, "%xmm1" }, | |
216 | { rc(xpr) | rc(arg) | rc(fpr) | 0, "%xmm0" }, | |
217 | # endif | |
218 | { rc(fpr) | 0, "st(0)" }, | |
219 | { rc(fpr) | 1, "st(1)" }, | |
220 | { rc(fpr) | 2, "st(2)" }, | |
221 | { rc(fpr) | 3, "st(3)" }, | |
222 | { rc(fpr) | 4, "st(4)" }, | |
223 | { rc(fpr) | 5, "st(5)" }, | |
224 | { rc(fpr) | 6, "st(6)" }, | |
225 | { rc(fpr) | 7, "st(7)" }, | |
226 | #endif | |
227 | { _NOREG, "<none>" }, | |
228 | }; | |
229 | ||
230 | /* | |
231 | * Implementation | |
232 | */ | |
233 | void | |
234 | jit_get_cpu(void) | |
235 | { | |
236 | union { | |
237 | struct { | |
238 | jit_uint32_t sse3 : 1; | |
239 | jit_uint32_t pclmulqdq : 1; | |
240 | jit_uint32_t dtes64 : 1; /* amd reserved */ | |
241 | jit_uint32_t monitor : 1; | |
242 | jit_uint32_t ds_cpl : 1; /* amd reserved */ | |
243 | jit_uint32_t vmx : 1; /* amd reserved */ | |
244 | jit_uint32_t smx : 1; /* amd reserved */ | |
245 | jit_uint32_t est : 1; /* amd reserved */ | |
246 | jit_uint32_t tm2 : 1; /* amd reserved */ | |
247 | jit_uint32_t ssse3 : 1; | |
248 | jit_uint32_t cntx_id : 1; /* amd reserved */ | |
249 | jit_uint32_t __reserved0 : 1; | |
250 | jit_uint32_t fma : 1; | |
251 | jit_uint32_t cmpxchg16b : 1; | |
252 | jit_uint32_t xtpr : 1; /* amd reserved */ | |
253 | jit_uint32_t pdcm : 1; /* amd reserved */ | |
254 | jit_uint32_t __reserved1 : 1; | |
255 | jit_uint32_t pcid : 1; /* amd reserved */ | |
256 | jit_uint32_t dca : 1; /* amd reserved */ | |
257 | jit_uint32_t sse4_1 : 1; | |
258 | jit_uint32_t sse4_2 : 1; | |
259 | jit_uint32_t x2apic : 1; /* amd reserved */ | |
260 | jit_uint32_t movbe : 1; /* amd reserved */ | |
261 | jit_uint32_t popcnt : 1; | |
262 | jit_uint32_t tsc : 1; /* amd reserved */ | |
263 | jit_uint32_t aes : 1; | |
264 | jit_uint32_t xsave : 1; | |
265 | jit_uint32_t osxsave : 1; | |
266 | jit_uint32_t avx : 1; | |
267 | jit_uint32_t __reserved2 : 1; /* amd F16C */ | |
268 | jit_uint32_t __reserved3 : 1; | |
269 | jit_uint32_t __alwayszero : 1; /* amd RAZ */ | |
270 | } bits; | |
271 | jit_uword_t cpuid; | |
272 | } ecx; | |
273 | union { | |
274 | struct { | |
275 | jit_uint32_t fpu : 1; | |
276 | jit_uint32_t vme : 1; | |
277 | jit_uint32_t de : 1; | |
278 | jit_uint32_t pse : 1; | |
279 | jit_uint32_t tsc : 1; | |
280 | jit_uint32_t msr : 1; | |
281 | jit_uint32_t pae : 1; | |
282 | jit_uint32_t mce : 1; | |
283 | jit_uint32_t cmpxchg8b : 1; | |
284 | jit_uint32_t apic : 1; | |
285 | jit_uint32_t __reserved0 : 1; | |
286 | jit_uint32_t sep : 1; | |
287 | jit_uint32_t mtrr : 1; | |
288 | jit_uint32_t pge : 1; | |
289 | jit_uint32_t mca : 1; | |
290 | jit_uint32_t cmov : 1; | |
291 | jit_uint32_t pat : 1; | |
292 | jit_uint32_t pse36 : 1; | |
293 | jit_uint32_t psn : 1; /* amd reserved */ | |
294 | jit_uint32_t clfsh : 1; | |
295 | jit_uint32_t __reserved1 : 1; | |
296 | jit_uint32_t ds : 1; /* amd reserved */ | |
297 | jit_uint32_t acpi : 1; /* amd reserved */ | |
298 | jit_uint32_t mmx : 1; | |
299 | jit_uint32_t fxsr : 1; | |
300 | jit_uint32_t sse : 1; | |
301 | jit_uint32_t sse2 : 1; | |
302 | jit_uint32_t ss : 1; /* amd reserved */ | |
303 | jit_uint32_t htt : 1; | |
304 | jit_uint32_t tm : 1; /* amd reserved */ | |
305 | jit_uint32_t __reserved2 : 1; | |
306 | jit_uint32_t pbe : 1; /* amd reserved */ | |
307 | } bits; | |
308 | jit_uword_t cpuid; | |
309 | } edx; | |
310 | #if __X32 | |
311 | int ac, flags; | |
312 | #endif | |
313 | jit_uword_t eax, ebx; | |
314 | ||
315 | #if __X32 | |
316 | /* adapted from glibc __sysconf */ | |
317 | __asm__ volatile ("pushfl;\n\t" | |
318 | "popl %0;\n\t" | |
319 | "movl $0x240000, %1;\n\t" | |
320 | "xorl %0, %1;\n\t" | |
321 | "pushl %1;\n\t" | |
322 | "popfl;\n\t" | |
323 | "pushfl;\n\t" | |
324 | "popl %1;\n\t" | |
325 | "xorl %0, %1;\n\t" | |
326 | "pushl %0;\n\t" | |
327 | "popfl" | |
328 | : "=r" (flags), "=r" (ac)); | |
329 | ||
330 | /* i386 or i486 without cpuid */ | |
331 | if ((ac & (1 << 21)) == 0) | |
332 | /* probably without x87 as well */ | |
333 | return; | |
334 | #endif | |
335 | ||
336 | /* query %eax = 1 function */ | |
337 | #if __X32 || __X64_32 | |
338 | __asm__ volatile ("xchgl %%ebx, %1; cpuid; xchgl %%ebx, %1" | |
339 | #else | |
340 | __asm__ volatile ("xchgq %%rbx, %1; cpuid; xchgq %%rbx, %1" | |
341 | #endif | |
342 | : "=a" (eax), "=r" (ebx), | |
343 | "=c" (ecx.cpuid), "=d" (edx.cpuid) | |
344 | : "0" (1)); | |
345 | ||
346 | jit_cpu.fpu = edx.bits.fpu; | |
347 | jit_cpu.cmpxchg8b = edx.bits.cmpxchg8b; | |
348 | jit_cpu.cmov = edx.bits.cmov; | |
349 | jit_cpu.mmx = edx.bits.mmx; | |
350 | jit_cpu.sse = edx.bits.sse; | |
351 | jit_cpu.sse2 = edx.bits.sse2; | |
352 | jit_cpu.sse3 = ecx.bits.sse3; | |
353 | jit_cpu.pclmulqdq = ecx.bits.pclmulqdq; | |
354 | jit_cpu.ssse3 = ecx.bits.ssse3; | |
355 | jit_cpu.fma = ecx.bits.fma; | |
356 | jit_cpu.cmpxchg16b = ecx.bits.cmpxchg16b; | |
357 | jit_cpu.sse4_1 = ecx.bits.sse4_1; | |
358 | jit_cpu.sse4_2 = ecx.bits.sse4_2; | |
359 | jit_cpu.movbe = ecx.bits.movbe; | |
360 | jit_cpu.popcnt = ecx.bits.popcnt; | |
361 | jit_cpu.aes = ecx.bits.aes; | |
362 | jit_cpu.avx = ecx.bits.avx; | |
363 | ||
364 | /* query %eax = 0x80000001 function */ | |
365 | #if __X64 | |
366 | # if __X64_32 | |
367 | __asm__ volatile ("xchgl %%ebx, %1; cpuid; xchgl %%ebx, %1" | |
368 | # else | |
369 | __asm__ volatile ("xchgq %%rbx, %1; cpuid; xchgq %%rbx, %1" | |
370 | # endif | |
371 | : "=a" (eax), "=r" (ebx), | |
372 | "=c" (ecx.cpuid), "=d" (edx.cpuid) | |
373 | : "0" (0x80000001)); | |
374 | jit_cpu.lahf = ecx.cpuid & 1; | |
375 | #endif | |
376 | } | |
377 | ||
378 | void | |
379 | _jit_init(jit_state_t *_jit) | |
380 | { | |
381 | #if __X32 | |
382 | jit_int32_t regno; | |
383 | static jit_bool_t first = 1; | |
384 | #endif | |
385 | ||
386 | _jitc->reglen = jit_size(_rvs) - 1; | |
387 | #if __X32 | |
388 | if (first) { | |
389 | if (!jit_cpu.sse2) { | |
390 | for (regno = _jitc->reglen; regno >= 0; regno--) { | |
391 | if (_rvs[regno].spec & jit_class_xpr) | |
392 | _rvs[regno].spec = 0; | |
393 | } | |
394 | } | |
395 | first = 0; | |
396 | } | |
397 | #endif | |
398 | } | |
399 | ||
400 | void | |
401 | _jit_prolog(jit_state_t *_jit) | |
402 | { | |
403 | jit_int32_t offset; | |
404 | ||
405 | if (_jitc->function) | |
406 | jit_epilog(); | |
407 | assert(jit_regset_cmp_ui(&_jitc->regarg, 0) == 0); | |
408 | jit_regset_set_ui(&_jitc->regsav, 0); | |
409 | offset = _jitc->functions.offset; | |
410 | if (offset >= _jitc->functions.length) { | |
411 | jit_realloc((jit_pointer_t *)&_jitc->functions.ptr, | |
412 | _jitc->functions.length * sizeof(jit_function_t), | |
413 | (_jitc->functions.length + 16) * sizeof(jit_function_t)); | |
414 | _jitc->functions.length += 16; | |
415 | } | |
416 | _jitc->function = _jitc->functions.ptr + _jitc->functions.offset++; | |
417 | _jitc->function->self.size = stack_framesize; | |
418 | _jitc->function->self.argi = _jitc->function->self.argf = | |
419 | _jitc->function->self.aoff = _jitc->function->self.alen = 0; | |
420 | /* sse/x87 conversion */ | |
421 | _jitc->function->self.aoff = CVT_OFFSET; | |
422 | _jitc->function->self.call = jit_call_default; | |
423 | jit_alloc((jit_pointer_t *)&_jitc->function->regoff, | |
424 | _jitc->reglen * sizeof(jit_int32_t)); | |
425 | ||
426 | /* _no_link here does not mean the jit_link() call can be removed | |
427 | * by rewriting as: | |
428 | * _jitc->function->prolog = jit_new_node(jit_code_prolog); | |
429 | */ | |
430 | _jitc->function->prolog = jit_new_node_no_link(jit_code_prolog); | |
431 | jit_link(_jitc->function->prolog); | |
432 | _jitc->function->prolog->w.w = offset; | |
433 | _jitc->function->epilog = jit_new_node_no_link(jit_code_epilog); | |
434 | /* u: label value | |
435 | * v: offset in blocks vector | |
436 | * w: offset in functions vector | |
437 | */ | |
438 | _jitc->function->epilog->w.w = offset; | |
439 | ||
440 | jit_regset_new(&_jitc->function->regset); | |
441 | } | |
442 | ||
443 | jit_int32_t | |
444 | _jit_allocai(jit_state_t *_jit, jit_int32_t length) | |
445 | { | |
446 | assert(_jitc->function); | |
447 | switch (length) { | |
448 | case 0: case 1: break; | |
449 | case 2: _jitc->function->self.aoff &= -2; break; | |
450 | case 3: case 4: _jitc->function->self.aoff &= -4; break; | |
451 | default: _jitc->function->self.aoff &= -8; break; | |
452 | } | |
453 | _jitc->function->self.aoff -= length; | |
454 | ||
455 | /* jit_allocai() may be called from jit_x86-cpu.c, and force a function | |
456 | * generation restart on some conditions: div/rem and qmul/qdiv, due | |
457 | * to registers constraints. | |
458 | * The check is to prevent an assertion of a jit_xyz() being called | |
459 | * during code generation, and attempting to add a node to the tail | |
460 | * of the current IR generation. */ | |
461 | if (!_jitc->realize) { | |
462 | jit_inc_synth_ww(allocai, _jitc->function->self.aoff, length); | |
463 | jit_dec_synth(); | |
464 | } | |
465 | ||
466 | return (_jitc->function->self.aoff); | |
467 | } | |
468 | ||
469 | void | |
470 | _jit_allocar(jit_state_t *_jit, jit_int32_t u, jit_int32_t v) | |
471 | { | |
472 | jit_int32_t reg; | |
473 | assert(_jitc->function); | |
474 | jit_inc_synth_ww(allocar, u, v); | |
475 | if (!_jitc->function->allocar) { | |
476 | _jitc->function->aoffoff = jit_allocai(sizeof(jit_int32_t)); | |
477 | _jitc->function->allocar = 1; | |
478 | } | |
479 | reg = jit_get_reg(jit_class_gpr); | |
480 | jit_negr(reg, v); | |
481 | jit_andi(reg, reg, -16); | |
482 | jit_ldxi_i(u, JIT_FP, _jitc->function->aoffoff); | |
483 | jit_addr(u, u, reg); | |
484 | jit_addr(JIT_SP, JIT_SP, reg); | |
485 | jit_stxi_i(_jitc->function->aoffoff, JIT_FP, u); | |
486 | jit_unget_reg(reg); | |
487 | jit_dec_synth(); | |
488 | } | |
489 | ||
490 | void | |
491 | _jit_ret(jit_state_t *_jit) | |
492 | { | |
493 | jit_node_t *instr; | |
494 | assert(_jitc->function); | |
495 | jit_inc_synth(ret); | |
496 | /* jump to epilog */ | |
497 | instr = jit_jmpi(); | |
498 | jit_patch_at(instr, _jitc->function->epilog); | |
499 | jit_dec_synth(); | |
500 | } | |
501 | ||
502 | void | |
503 | _jit_retr(jit_state_t *_jit, jit_int32_t u) | |
504 | { | |
505 | jit_inc_synth_w(retr, u); | |
506 | /* movr(%ret, %ret) would be optimized out */ | |
507 | if (JIT_RET != u) | |
508 | jit_movr(JIT_RET, u); | |
509 | /* explicitly tell it is live */ | |
510 | jit_live(JIT_RET); | |
511 | jit_ret(); | |
512 | jit_dec_synth(); | |
513 | } | |
514 | ||
515 | void | |
516 | _jit_reti(jit_state_t *_jit, jit_word_t u) | |
517 | { | |
518 | jit_inc_synth_w(reti, u); | |
519 | jit_movi(JIT_RET, u); | |
520 | jit_ret(); | |
521 | jit_dec_synth(); | |
522 | } | |
523 | ||
524 | void | |
525 | _jit_retr_f(jit_state_t *_jit, jit_int32_t u) | |
526 | { | |
527 | jit_inc_synth_w(retr_f, u); | |
528 | if (JIT_FRET != u) | |
529 | jit_movr_f(JIT_FRET, u); | |
530 | else | |
531 | jit_live(JIT_FRET); | |
532 | jit_ret(); | |
533 | jit_dec_synth(); | |
534 | } | |
535 | ||
536 | void | |
537 | _jit_reti_f(jit_state_t *_jit, jit_float32_t u) | |
538 | { | |
539 | jit_inc_synth_f(reti_f, u); | |
540 | jit_movi_f(JIT_FRET, u); | |
541 | jit_ret(); | |
542 | jit_dec_synth(); | |
543 | } | |
544 | ||
545 | void | |
546 | _jit_retr_d(jit_state_t *_jit, jit_int32_t u) | |
547 | { | |
548 | jit_inc_synth_w(retr_d, u); | |
549 | if (JIT_FRET != u) | |
550 | jit_movr_d(JIT_FRET, u); | |
551 | else | |
552 | jit_live(JIT_FRET); | |
553 | jit_ret(); | |
554 | jit_dec_synth(); | |
555 | } | |
556 | ||
557 | void | |
558 | _jit_reti_d(jit_state_t *_jit, jit_float64_t u) | |
559 | { | |
560 | jit_inc_synth_d(reti_d, u); | |
561 | jit_movi_d(JIT_FRET, u); | |
562 | jit_ret(); | |
563 | jit_dec_synth(); | |
564 | } | |
565 | ||
566 | void | |
567 | _jit_epilog(jit_state_t *_jit) | |
568 | { | |
569 | assert(_jitc->function); | |
570 | assert(_jitc->function->epilog->next == NULL); | |
571 | jit_link(_jitc->function->epilog); | |
572 | _jitc->function = NULL; | |
573 | } | |
574 | ||
575 | jit_bool_t | |
576 | _jit_arg_register_p(jit_state_t *_jit, jit_node_t *u) | |
577 | { | |
578 | if (u->code == jit_code_arg) | |
579 | return (jit_arg_reg_p(u->u.w)); | |
580 | assert(u->code == jit_code_arg_f || u->code == jit_code_arg_d); | |
581 | return (jit_arg_f_reg_p(u->u.w)); | |
582 | } | |
583 | ||
584 | void | |
585 | _jit_ellipsis(jit_state_t *_jit) | |
586 | { | |
587 | jit_inc_synth(ellipsis); | |
588 | if (_jitc->prepare) { | |
589 | jit_link_prepare(); | |
590 | /* Remember that a varargs function call is being constructed. */ | |
591 | assert(!(_jitc->function->call.call & jit_call_varargs)); | |
592 | _jitc->function->call.call |= jit_call_varargs; | |
593 | } | |
594 | else { | |
595 | jit_link_prolog(); | |
596 | /* Remember the current function is varargs. */ | |
597 | assert(!(_jitc->function->self.call & jit_call_varargs)); | |
598 | _jitc->function->self.call |= jit_call_varargs; | |
599 | ||
600 | #if __X64 && !(__CYGWIN__ || _WIN32) | |
601 | /* Allocate va_list like object in the stack. | |
602 | * If applicable, with enough space to save all argument | |
603 | * registers, and use fixed offsets for them. */ | |
604 | _jitc->function->vaoff = jit_allocai(sizeof(jit_va_list_t)); | |
605 | ||
606 | /* Initialize gp offset in save area. */ | |
607 | if (jit_arg_reg_p(_jitc->function->self.argi)) | |
608 | _jitc->function->vagp = _jitc->function->self.argi * 8; | |
609 | else | |
610 | _jitc->function->vagp = va_gp_max_offset; | |
611 | ||
612 | /* Initialize fp offset in save area. */ | |
613 | if (jit_arg_f_reg_p(_jitc->function->self.argf)) | |
614 | _jitc->function->vafp = _jitc->function->self.argf * 16 + | |
615 | va_gp_max_offset; | |
616 | else | |
617 | _jitc->function->vafp = va_fp_max_offset; | |
618 | #endif | |
619 | } | |
620 | jit_dec_synth(); | |
621 | } | |
622 | ||
623 | void | |
624 | _jit_va_push(jit_state_t *_jit, jit_int32_t u) | |
625 | { | |
626 | jit_inc_synth_w(va_push, u); | |
627 | jit_pushargr(u); | |
628 | jit_dec_synth(); | |
629 | } | |
630 | ||
631 | jit_node_t * | |
632 | _jit_arg(jit_state_t *_jit) | |
633 | { | |
634 | jit_node_t *node; | |
635 | jit_int32_t offset; | |
636 | assert(_jitc->function); | |
637 | assert(!(_jitc->function->self.call & jit_call_varargs)); | |
638 | #if __X64 | |
639 | if (jit_arg_reg_p(_jitc->function->self.argi)) { | |
640 | offset = _jitc->function->self.argi++; | |
641 | # if __CYGWIN__ || _WIN32 | |
642 | _jitc->function->self.size += sizeof(jit_word_t); | |
643 | # endif | |
644 | } | |
645 | else | |
646 | #endif | |
647 | { | |
648 | offset = _jitc->function->self.size; | |
649 | _jitc->function->self.size += REAL_WORDSIZE; | |
650 | } | |
651 | node = jit_new_node_ww(jit_code_arg, offset, | |
652 | ++_jitc->function->self.argn); | |
653 | jit_link_prolog(); | |
654 | return (node); | |
655 | } | |
656 | ||
657 | jit_node_t * | |
658 | _jit_arg_f(jit_state_t *_jit) | |
659 | { | |
660 | jit_node_t *node; | |
661 | jit_int32_t offset; | |
662 | assert(_jitc->function); | |
663 | assert(!(_jitc->function->self.call & jit_call_varargs)); | |
664 | #if __X64 | |
665 | # if __CYGWIN__ || _WIN32 | |
666 | if (jit_arg_reg_p(_jitc->function->self.argi)) { | |
667 | offset = _jitc->function->self.argi++; | |
668 | _jitc->function->self.size += sizeof(jit_word_t); | |
669 | } | |
670 | # else | |
671 | if (jit_arg_f_reg_p(_jitc->function->self.argf)) | |
672 | offset = _jitc->function->self.argf++; | |
673 | # endif | |
674 | else | |
675 | #endif | |
676 | { | |
677 | offset = _jitc->function->self.size; | |
678 | _jitc->function->self.size += REAL_WORDSIZE; | |
679 | } | |
680 | node = jit_new_node_ww(jit_code_arg_f, offset, | |
681 | ++_jitc->function->self.argn); | |
682 | jit_link_prolog(); | |
683 | return (node); | |
684 | } | |
685 | ||
686 | jit_node_t * | |
687 | _jit_arg_d(jit_state_t *_jit) | |
688 | { | |
689 | jit_node_t *node; | |
690 | jit_int32_t offset; | |
691 | assert(_jitc->function); | |
692 | assert(!(_jitc->function->self.call & jit_call_varargs)); | |
693 | #if __X64 | |
694 | # if __CYGWIN__ || _WIN32 | |
695 | if (jit_arg_reg_p(_jitc->function->self.argi)) { | |
696 | offset = _jitc->function->self.argi++; | |
697 | _jitc->function->self.size += sizeof(jit_word_t); | |
698 | } | |
699 | # else | |
700 | if (jit_arg_f_reg_p(_jitc->function->self.argf)) | |
701 | offset = _jitc->function->self.argf++; | |
702 | # endif | |
703 | else | |
704 | #endif | |
705 | { | |
706 | offset = _jitc->function->self.size; | |
707 | _jitc->function->self.size += sizeof(jit_float64_t); | |
708 | } | |
709 | node = jit_new_node_ww(jit_code_arg_d, offset, | |
710 | ++_jitc->function->self.argn); | |
711 | jit_link_prolog(); | |
712 | return (node); | |
713 | } | |
714 | ||
715 | void | |
716 | _jit_getarg_c(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) | |
717 | { | |
718 | assert(v->code == jit_code_arg); | |
719 | jit_inc_synth_wp(getarg_c, u, v); | |
720 | #if __X64 | |
721 | if (jit_arg_reg_p(v->u.w)) | |
722 | jit_extr_c(u, JIT_RA0 - v->u.w); | |
723 | else | |
724 | #endif | |
725 | jit_ldxi_c(u, _RBP, v->u.w); | |
726 | jit_dec_synth(); | |
727 | } | |
728 | ||
729 | void | |
730 | _jit_getarg_uc(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) | |
731 | { | |
732 | assert(v->code == jit_code_arg); | |
733 | jit_inc_synth_wp(getarg_uc, u, v); | |
734 | #if __X64 | |
735 | if (jit_arg_reg_p(v->u.w)) | |
736 | jit_extr_uc(u, JIT_RA0 - v->u.w); | |
737 | else | |
738 | #endif | |
739 | jit_ldxi_uc(u, _RBP, v->u.w); | |
740 | jit_dec_synth(); | |
741 | } | |
742 | ||
743 | void | |
744 | _jit_getarg_s(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) | |
745 | { | |
746 | assert(v->code == jit_code_arg); | |
747 | jit_inc_synth_wp(getarg_s, u, v); | |
748 | #if __X64 | |
749 | if (jit_arg_reg_p(v->u.w)) | |
750 | jit_extr_s(u, JIT_RA0 - v->u.w); | |
751 | else | |
752 | #endif | |
753 | jit_ldxi_s(u, _RBP, v->u.w); | |
754 | jit_dec_synth(); | |
755 | } | |
756 | ||
757 | void | |
758 | _jit_getarg_us(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) | |
759 | { | |
760 | assert(v->code == jit_code_arg); | |
761 | jit_inc_synth_wp(getarg_us, u, v); | |
762 | #if __X64 | |
763 | if (jit_arg_reg_p(v->u.w)) | |
764 | jit_extr_us(u, JIT_RA0 - v->u.w); | |
765 | else | |
766 | #endif | |
767 | jit_ldxi_us(u, _RBP, v->u.w); | |
768 | jit_dec_synth(); | |
769 | } | |
770 | ||
771 | void | |
772 | _jit_getarg_i(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) | |
773 | { | |
774 | assert(v->code == jit_code_arg); | |
775 | jit_inc_synth_wp(getarg_i, u, v); | |
776 | #if __X64 | |
777 | if (jit_arg_reg_p(v->u.w)) { | |
778 | # if __X64_32 | |
779 | jit_movr(u, JIT_RA0 - v->u.w); | |
780 | # else | |
781 | jit_extr_i(u, JIT_RA0 - v->u.w); | |
782 | # endif | |
783 | } | |
784 | else | |
785 | #endif | |
786 | jit_ldxi_i(u, _RBP, v->u.w); | |
787 | jit_dec_synth(); | |
788 | } | |
789 | ||
790 | #if __X64 && !__X64_32 | |
791 | void | |
792 | _jit_getarg_ui(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) | |
793 | { | |
794 | assert(v->code == jit_code_arg); | |
795 | jit_inc_synth_wp(getarg_ui, u, v); | |
796 | if (jit_arg_reg_p(v->u.w)) | |
797 | jit_extr_ui(u, JIT_RA0 - v->u.w); | |
798 | else | |
799 | jit_ldxi_ui(u, _RBP, v->u.w); | |
800 | jit_dec_synth(); | |
801 | } | |
802 | ||
803 | void | |
804 | _jit_getarg_l(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) | |
805 | { | |
806 | assert(v->code == jit_code_arg); | |
807 | jit_inc_synth_wp(getarg_l, u, v); | |
808 | if (jit_arg_reg_p(v->u.w)) | |
809 | jit_movr(u, JIT_RA0 - v->u.w); | |
810 | else | |
811 | jit_ldxi_l(u, _RBP, v->u.w); | |
812 | jit_dec_synth(); | |
813 | } | |
814 | #endif | |
815 | ||
816 | void | |
817 | _jit_putargr(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) | |
818 | { | |
819 | assert(v->code == jit_code_arg); | |
820 | jit_inc_synth_wp(putargr, u, v); | |
821 | #if __X64 | |
822 | if (jit_arg_reg_p(v->u.w)) | |
823 | jit_movr(JIT_RA0 - v->u.w, u); | |
824 | else | |
825 | #endif | |
826 | jit_stxi(v->u.w, _RBP, u); | |
827 | jit_dec_synth(); | |
828 | } | |
829 | ||
830 | void | |
831 | _jit_putargi(jit_state_t *_jit, jit_word_t u, jit_node_t *v) | |
832 | { | |
833 | jit_int32_t regno; | |
834 | assert(v->code == jit_code_arg); | |
835 | jit_inc_synth_wp(putargi, u, v); | |
836 | #if __X64 | |
837 | if (jit_arg_reg_p(v->u.w)) | |
838 | jit_movi(JIT_RA0 - v->u.w, u); | |
839 | else | |
840 | #endif | |
841 | { | |
842 | regno = jit_get_reg(jit_class_gpr); | |
843 | jit_movi(regno, u); | |
844 | jit_stxi(v->u.w, _RBP, regno); | |
845 | jit_unget_reg(regno); | |
846 | } | |
847 | jit_dec_synth(); | |
848 | } | |
849 | ||
850 | void | |
851 | _jit_getarg_f(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) | |
852 | { | |
853 | assert(v->code == jit_code_arg_f); | |
854 | jit_inc_synth_wp(getarg_f, u, v); | |
855 | #if __X64 | |
856 | if (jit_arg_f_reg_p(v->u.w)) | |
857 | jit_movr_f(u, _XMM0 - v->u.w); | |
858 | else | |
859 | #endif | |
860 | jit_ldxi_f(u, _RBP, v->u.w); | |
861 | jit_dec_synth(); | |
862 | } | |
863 | ||
864 | void | |
865 | _jit_putargr_f(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) | |
866 | { | |
867 | assert(v->code == jit_code_arg_f); | |
868 | jit_inc_synth_wp(putargr_f, u, v); | |
869 | #if __X64 | |
870 | if (jit_arg_reg_p(v->u.w)) | |
871 | jit_movr_f(_XMM0 - v->u.w, u); | |
872 | else | |
873 | #endif | |
874 | jit_stxi_f(v->u.w, _RBP, u); | |
875 | jit_dec_synth(); | |
876 | } | |
877 | ||
878 | void | |
879 | _jit_putargi_f(jit_state_t *_jit, jit_float32_t u, jit_node_t *v) | |
880 | { | |
881 | jit_int32_t regno; | |
882 | assert(v->code == jit_code_arg_f); | |
883 | jit_inc_synth_fp(putargi_f, u, v); | |
884 | #if __X64 | |
885 | if (jit_arg_reg_p(v->u.w)) | |
886 | jit_movi_f(_XMM0 - v->u.w, u); | |
887 | else | |
888 | #endif | |
889 | { | |
890 | regno = jit_get_reg(jit_class_gpr); | |
891 | jit_movi_f(regno, u); | |
892 | jit_stxi_f(v->u.w, _RBP, regno); | |
893 | jit_unget_reg(regno); | |
894 | } | |
895 | jit_dec_synth(); | |
896 | } | |
897 | ||
898 | void | |
899 | _jit_getarg_d(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) | |
900 | { | |
901 | assert(v->code == jit_code_arg_d); | |
902 | jit_inc_synth_wp(getarg_d, u, v); | |
903 | #if __X64 | |
904 | if (jit_arg_f_reg_p(v->u.w)) | |
905 | jit_movr_d(u, _XMM0 - v->u.w); | |
906 | else | |
907 | #endif | |
908 | jit_ldxi_d(u, _RBP, v->u.w); | |
909 | jit_dec_synth(); | |
910 | } | |
911 | ||
912 | void | |
913 | _jit_putargr_d(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) | |
914 | { | |
915 | assert(v->code == jit_code_arg_d); | |
916 | jit_inc_synth_wp(putargr_d, u, v); | |
917 | #if __X64 | |
918 | if (jit_arg_reg_p(v->u.w)) | |
919 | jit_movr_d(_XMM0 - v->u.w, u); | |
920 | else | |
921 | #endif | |
922 | jit_stxi_d(v->u.w, _RBP, u); | |
923 | jit_dec_synth(); | |
924 | } | |
925 | ||
926 | void | |
927 | _jit_putargi_d(jit_state_t *_jit, jit_float64_t u, jit_node_t *v) | |
928 | { | |
929 | jit_int32_t regno; | |
930 | assert(v->code == jit_code_arg_d); | |
931 | jit_inc_synth_dp(putargi_d, u, v); | |
932 | #if __X64 | |
933 | if (jit_arg_reg_p(v->u.w)) | |
934 | jit_movi_d(_XMM0 - v->u.w, u); | |
935 | else | |
936 | #endif | |
937 | { | |
938 | regno = jit_get_reg(jit_class_gpr); | |
939 | jit_movi_d(regno, u); | |
940 | jit_stxi_d(v->u.w, _RBP, regno); | |
941 | jit_unget_reg(regno); | |
942 | } | |
943 | jit_dec_synth(); | |
944 | } | |
945 | ||
946 | void | |
947 | _jit_pushargr(jit_state_t *_jit, jit_int32_t u) | |
948 | { | |
949 | assert(_jitc->function); | |
950 | jit_inc_synth_w(pushargr, u); | |
951 | jit_link_prepare(); | |
952 | #if __X64 | |
953 | if (jit_arg_reg_p(_jitc->function->call.argi)) { | |
954 | jit_movr(JIT_RA0 - _jitc->function->call.argi, u); | |
955 | ++_jitc->function->call.argi; | |
956 | # if __CYGWIN__ || _WIN32 | |
957 | if (_jitc->function->call.call & jit_call_varargs) | |
958 | jit_stxi(_jitc->function->call.size, _RSP, u); | |
959 | _jitc->function->call.size += sizeof(jit_word_t); | |
960 | # endif | |
961 | } | |
962 | else | |
963 | #endif | |
964 | { | |
965 | jit_stxi(_jitc->function->call.size, _RSP, u); | |
966 | _jitc->function->call.size += REAL_WORDSIZE; | |
967 | } | |
968 | jit_dec_synth(); | |
969 | } | |
970 | ||
971 | void | |
972 | _jit_pushargi(jit_state_t *_jit, jit_word_t u) | |
973 | { | |
974 | jit_int32_t regno; | |
975 | assert(_jitc->function); | |
976 | jit_inc_synth_w(pushargi, u); | |
977 | jit_link_prepare(); | |
978 | #if __X64 | |
979 | if (jit_arg_reg_p(_jitc->function->call.argi)) { | |
980 | jit_movi(JIT_RA0 - _jitc->function->call.argi, u); | |
981 | # if __CYGWIN__ || _WIN32 | |
982 | if (_jitc->function->call.call & jit_call_varargs) | |
983 | jit_stxi(_jitc->function->call.size, _RSP, | |
984 | JIT_RA0 - _jitc->function->call.argi); | |
985 | _jitc->function->call.size += sizeof(jit_word_t); | |
986 | # endif | |
987 | ++_jitc->function->call.argi; | |
988 | } | |
989 | else | |
990 | #endif | |
991 | { | |
992 | regno = jit_get_reg(jit_class_gpr); | |
993 | jit_movi(regno, u); | |
994 | jit_stxi(_jitc->function->call.size, _RSP, regno); | |
995 | _jitc->function->call.size += REAL_WORDSIZE; | |
996 | jit_unget_reg(regno); | |
997 | } | |
998 | jit_dec_synth(); | |
999 | } | |
1000 | ||
1001 | void | |
1002 | _jit_pushargr_f(jit_state_t *_jit, jit_int32_t u) | |
1003 | { | |
1004 | assert(_jitc->function); | |
1005 | jit_inc_synth_w(pushargr_f, u); | |
1006 | jit_link_prepare(); | |
1007 | #if __X64 | |
1008 | # if __CYGWIN__ || _WIN32 | |
1009 | if (jit_arg_reg_p(_jitc->function->call.argi)) { | |
1010 | jit_movr_f(_XMM0 - _jitc->function->call.argi, u); | |
1011 | if (_jitc->function->call.call & jit_call_varargs) { | |
1012 | jit_stxi_f(_jitc->function->call.size, _RSP, | |
1013 | _XMM0 - _jitc->function->call.argi); | |
1014 | jit_ldxi_i(JIT_RA0 - _jitc->function->call.argi, _RSP, | |
1015 | _jitc->function->call.size); | |
1016 | } | |
1017 | ++_jitc->function->call.argi; | |
1018 | _jitc->function->call.size += sizeof(jit_word_t); | |
1019 | } | |
1020 | # else | |
1021 | if (jit_arg_f_reg_p(_jitc->function->self.argf)) { | |
1022 | jit_movr_f(_XMM0 - _jitc->function->call.argf, u); | |
1023 | ++_jitc->function->call.argf; | |
1024 | } | |
1025 | # endif | |
1026 | else | |
1027 | #endif | |
1028 | { | |
1029 | jit_stxi_f(_jitc->function->call.size, _RSP, u); | |
1030 | _jitc->function->call.size += REAL_WORDSIZE; | |
1031 | } | |
1032 | jit_dec_synth(); | |
1033 | } | |
1034 | ||
1035 | void | |
1036 | _jit_pushargi_f(jit_state_t *_jit, jit_float32_t u) | |
1037 | { | |
1038 | jit_int32_t regno; | |
1039 | assert(_jitc->function); | |
1040 | jit_inc_synth_f(pushargi_f, u); | |
1041 | jit_link_prepare(); | |
1042 | #if __X64 | |
1043 | # if __CYGWIN__ || _WIN32 | |
1044 | if (jit_arg_reg_p(_jitc->function->call.argi)) { | |
1045 | jit_movi_f(_XMM0 - _jitc->function->call.argi, u); | |
1046 | if (_jitc->function->call.call & jit_call_varargs) { | |
1047 | jit_stxi_f(_jitc->function->call.size, _RSP, | |
1048 | _XMM0 - _jitc->function->call.argi); | |
1049 | jit_ldxi_i(JIT_RA0 - _jitc->function->call.argi, _RSP, | |
1050 | _jitc->function->call.size); | |
1051 | } | |
1052 | ++_jitc->function->call.argi; | |
1053 | _jitc->function->call.size += sizeof(jit_word_t); | |
1054 | } | |
1055 | # else | |
1056 | if (jit_arg_f_reg_p(_jitc->function->call.argf)) { | |
1057 | jit_movi_f(_XMM0 - _jitc->function->call.argf, u); | |
1058 | ++_jitc->function->call.argf; | |
1059 | } | |
1060 | # endif | |
1061 | else | |
1062 | #endif | |
1063 | { | |
1064 | regno = jit_get_reg(jit_class_fpr); | |
1065 | jit_movi_f(regno, u); | |
1066 | jit_stxi_f(_jitc->function->call.size, _RSP, regno); | |
1067 | _jitc->function->call.size += REAL_WORDSIZE; | |
1068 | jit_unget_reg(regno); | |
1069 | } | |
1070 | jit_dec_synth(); | |
1071 | } | |
1072 | ||
1073 | void | |
1074 | _jit_pushargr_d(jit_state_t *_jit, jit_int32_t u) | |
1075 | { | |
1076 | assert(_jitc->function); | |
1077 | jit_inc_synth_w(pushargr_d, u); | |
1078 | jit_link_prepare(); | |
1079 | #if __X64 | |
1080 | # if __CYGWIN__ || _WIN32 | |
1081 | if (jit_arg_reg_p(_jitc->function->call.argi)) { | |
1082 | jit_movr_d(_XMM0 - _jitc->function->call.argi, u); | |
1083 | if (_jitc->function->call.call & jit_call_varargs) { | |
1084 | jit_stxi_d(_jitc->function->call.size, _RSP, | |
1085 | _XMM0 - _jitc->function->call.argi); | |
1086 | jit_ldxi_l(JIT_RA0 - _jitc->function->call.argi, _RSP, | |
1087 | _jitc->function->call.size); | |
1088 | } | |
1089 | ++_jitc->function->call.argi; | |
1090 | _jitc->function->call.size += sizeof(jit_word_t); | |
1091 | } | |
1092 | # else | |
1093 | if (jit_arg_f_reg_p(_jitc->function->call.argf)) { | |
1094 | jit_movr_d(_XMM0 - _jitc->function->call.argf, u); | |
1095 | ++_jitc->function->call.argf; | |
1096 | } | |
1097 | # endif | |
1098 | else | |
1099 | #endif | |
1100 | { | |
1101 | jit_stxi_d(_jitc->function->call.size, _RSP, u); | |
1102 | _jitc->function->call.size += sizeof(jit_float64_t); | |
1103 | } | |
1104 | jit_dec_synth(); | |
1105 | } | |
1106 | ||
1107 | void | |
1108 | _jit_pushargi_d(jit_state_t *_jit, jit_float64_t u) | |
1109 | { | |
1110 | jit_int32_t regno; | |
1111 | assert(_jitc->function); | |
1112 | jit_inc_synth_d(pushargi_d, u); | |
1113 | jit_link_prepare(); | |
1114 | #if __X64 | |
1115 | # if __CYGWIN__ || _WIN32 | |
1116 | if (jit_arg_reg_p(_jitc->function->call.argi)) { | |
1117 | jit_movi_d(_XMM0 - _jitc->function->call.argi, u); | |
1118 | if (_jitc->function->call.call & jit_call_varargs) { | |
1119 | jit_stxi_d(_jitc->function->call.size, _RSP, | |
1120 | _XMM0 - _jitc->function->call.argi); | |
1121 | jit_ldxi_l(JIT_RA0 - _jitc->function->call.argi, _RSP, | |
1122 | _jitc->function->call.size); | |
1123 | } | |
1124 | ++_jitc->function->call.argi; | |
1125 | _jitc->function->call.size += sizeof(jit_word_t); | |
1126 | } | |
1127 | # else | |
1128 | if (jit_arg_f_reg_p(_jitc->function->call.argf)) { | |
1129 | jit_movi_d(_XMM0 - _jitc->function->call.argf, u); | |
1130 | ++_jitc->function->call.argf; | |
1131 | } | |
1132 | # endif | |
1133 | else | |
1134 | #endif | |
1135 | { | |
1136 | regno = jit_get_reg(jit_class_fpr); | |
1137 | jit_movi_d(regno, u); | |
1138 | jit_stxi_d(_jitc->function->call.size, _RSP, regno); | |
1139 | _jitc->function->call.size += sizeof(jit_float64_t); | |
1140 | jit_unget_reg(regno); | |
1141 | } | |
1142 | jit_dec_synth(); | |
1143 | } | |
1144 | ||
1145 | jit_bool_t | |
1146 | _jit_regarg_p(jit_state_t *_jit, jit_node_t *node, jit_int32_t regno) | |
1147 | { | |
1148 | #if __X64 | |
1149 | jit_int32_t spec; | |
1150 | ||
1151 | spec = jit_class(_rvs[regno].spec); | |
1152 | if (spec & jit_class_arg) { | |
1153 | if (spec & jit_class_gpr) { | |
1154 | regno = JIT_RA0 - regno; | |
1155 | if (regno >= 0 && regno < node->v.w) | |
1156 | return (1); | |
1157 | } | |
1158 | else if (spec & jit_class_fpr) { | |
1159 | regno = _XMM0 - regno; | |
1160 | if (regno >= 0 && regno < node->w.w) | |
1161 | return (1); | |
1162 | } | |
1163 | } | |
1164 | #endif | |
1165 | return (0); | |
1166 | } | |
1167 | ||
1168 | void | |
1169 | _jit_finishr(jit_state_t *_jit, jit_int32_t r0) | |
1170 | { | |
1171 | jit_int32_t reg; | |
1172 | jit_node_t *call; | |
1173 | assert(_jitc->function); | |
1174 | reg = r0; | |
1175 | jit_inc_synth_w(finishr, r0); | |
1176 | if (_jitc->function->self.alen < _jitc->function->call.size) | |
1177 | _jitc->function->self.alen = _jitc->function->call.size; | |
1178 | #if __X64 | |
1179 | # if !(__CYGWIN__ || _WIN32) | |
1180 | if (_jitc->function->call.call & jit_call_varargs) { | |
1181 | if (jit_regno(reg) == _RAX) { | |
1182 | reg = jit_get_reg(jit_class_gpr); | |
1183 | jit_movr(reg, _RAX); | |
1184 | } | |
1185 | if (_jitc->function->call.argf) | |
1186 | jit_movi(_RAX, _jitc->function->call.argf); | |
1187 | else | |
1188 | jit_movi(_RAX, 0); | |
1189 | if (reg != r0) | |
1190 | jit_unget_reg(reg); | |
1191 | } | |
1192 | # endif | |
1193 | #endif | |
1194 | call = jit_callr(reg); | |
1195 | call->v.w = _jitc->function->call.argi; | |
1196 | call->w.w = _jitc->function->call.argf; | |
1197 | _jitc->function->call.argi = _jitc->function->call.argf = | |
1198 | _jitc->function->call.size = 0; | |
1199 | _jitc->prepare = 0; | |
1200 | jit_dec_synth(); | |
1201 | } | |
1202 | ||
1203 | jit_node_t * | |
1204 | _jit_finishi(jit_state_t *_jit, jit_pointer_t i0) | |
1205 | { | |
1206 | #if __X64 | |
1207 | jit_int32_t reg; | |
1208 | #endif | |
1209 | jit_node_t *node; | |
1210 | assert(_jitc->function); | |
1211 | jit_inc_synth_w(finishi, (jit_word_t)i0); | |
1212 | if (_jitc->function->self.alen < _jitc->function->call.size) | |
1213 | _jitc->function->self.alen = _jitc->function->call.size; | |
1214 | #if __X64 | |
1215 | /* FIXME preventing %rax allocation is good enough, but for consistency | |
1216 | * it should automatically detect %rax is dead, in case it has run out | |
1217 | * registers, and not save/restore it, what would be wrong if using the | |
1218 | * the return value, otherwise, just a needless noop */ | |
1219 | /* >> prevent %rax from being allocated as the function pointer */ | |
1220 | jit_regset_setbit(&_jitc->regarg, _RAX); | |
1221 | reg = jit_get_reg(jit_class_gpr); | |
1222 | node = jit_movi(reg, (jit_word_t)i0); | |
1223 | jit_finishr(reg); | |
1224 | jit_unget_reg(reg); | |
1225 | /* << prevent %rax from being allocated as the function pointer */ | |
1226 | jit_regset_clrbit(&_jitc->regarg, _RAX); | |
1227 | #else | |
1228 | node = jit_calli(i0); | |
1229 | node->v.w = _jitc->function->call.argi; | |
1230 | node->w.w = _jitc->function->call.argf; | |
1231 | #endif | |
1232 | _jitc->function->call.argi = _jitc->function->call.argf = | |
1233 | _jitc->function->call.size = 0; | |
1234 | _jitc->prepare = 0; | |
1235 | jit_dec_synth(); | |
1236 | return (node); | |
1237 | } | |
1238 | ||
1239 | void | |
1240 | _jit_retval_c(jit_state_t *_jit, jit_int32_t r0) | |
1241 | { | |
1242 | jit_inc_synth_w(retval_c, r0); | |
1243 | jit_extr_c(r0, JIT_RET); | |
1244 | jit_dec_synth(); | |
1245 | } | |
1246 | ||
1247 | void | |
1248 | _jit_retval_uc(jit_state_t *_jit, jit_int32_t r0) | |
1249 | { | |
1250 | jit_inc_synth_w(retval_uc, r0); | |
1251 | jit_extr_uc(r0, JIT_RET); | |
1252 | jit_dec_synth(); | |
1253 | } | |
1254 | ||
1255 | void | |
1256 | _jit_retval_s(jit_state_t *_jit, jit_int32_t r0) | |
1257 | { | |
1258 | jit_inc_synth_w(retval_s, r0); | |
1259 | jit_extr_s(r0, JIT_RET); | |
1260 | jit_dec_synth(); | |
1261 | } | |
1262 | ||
1263 | void | |
1264 | _jit_retval_us(jit_state_t *_jit, jit_int32_t r0) | |
1265 | { | |
1266 | jit_inc_synth_w(retval_us, r0); | |
1267 | jit_extr_us(r0, JIT_RET); | |
1268 | jit_dec_synth(); | |
1269 | } | |
1270 | ||
1271 | void | |
1272 | _jit_retval_i(jit_state_t *_jit, jit_int32_t r0) | |
1273 | { | |
1274 | jit_inc_synth_w(retval_i, r0); | |
1275 | #if __X32 || __X64_32 | |
1276 | if (r0 != JIT_RET) | |
1277 | jit_movr(r0, JIT_RET); | |
1278 | #else | |
1279 | jit_extr_i(r0, JIT_RET); | |
1280 | #endif | |
1281 | jit_dec_synth(); | |
1282 | } | |
1283 | ||
1284 | #if __X64 && !__X64_32 | |
1285 | void | |
1286 | _jit_retval_ui(jit_state_t *_jit, jit_int32_t r0) | |
1287 | { | |
1288 | jit_inc_synth_w(retval_ui, r0); | |
1289 | jit_extr_ui(r0, JIT_RET); | |
1290 | jit_dec_synth(); | |
1291 | } | |
1292 | ||
1293 | void | |
1294 | _jit_retval_l(jit_state_t *_jit, jit_int32_t r0) | |
1295 | { | |
1296 | jit_inc_synth_w(retval_l, r0); | |
1297 | if (r0 != JIT_RET) | |
1298 | jit_movr(r0, JIT_RET); | |
1299 | jit_dec_synth(); | |
1300 | } | |
1301 | #endif | |
1302 | ||
1303 | void | |
1304 | _jit_retval_f(jit_state_t *_jit, jit_int32_t r0) | |
1305 | { | |
1306 | jit_inc_synth_w(retval_f, r0); | |
1307 | #if __X64 | |
1308 | if (r0 != JIT_FRET) | |
1309 | jit_movr_f(r0, JIT_FRET); | |
1310 | #endif | |
1311 | jit_dec_synth(); | |
1312 | } | |
1313 | ||
1314 | void | |
1315 | _jit_retval_d(jit_state_t *_jit, jit_int32_t r0) | |
1316 | { | |
1317 | jit_inc_synth_w(retval_d, r0); | |
1318 | #if __X64 | |
1319 | if (r0 != JIT_FRET) | |
1320 | jit_movr_d(r0, JIT_FRET); | |
1321 | #endif | |
1322 | jit_dec_synth(); | |
1323 | } | |
1324 | ||
1325 | jit_pointer_t | |
1326 | _emit_code(jit_state_t *_jit) | |
1327 | { | |
1328 | jit_node_t *node; | |
1329 | jit_node_t *temp; | |
1330 | jit_word_t word; | |
1331 | jit_int32_t value; | |
1332 | jit_int32_t offset; | |
1333 | struct { | |
1334 | jit_node_t *node; | |
1335 | jit_word_t word; | |
1336 | #if DEVEL_DISASSEMBLER | |
1337 | jit_word_t prevw; | |
1338 | #endif | |
1339 | jit_int32_t patch_offset; | |
1340 | } undo; | |
1341 | #if DEVEL_DISASSEMBLER | |
1342 | jit_word_t prevw; | |
1343 | #endif | |
1344 | ||
1345 | _jitc->function = NULL; | |
1346 | ||
1347 | jit_reglive_setup(); | |
1348 | ||
1349 | undo.word = 0; | |
1350 | undo.node = NULL; | |
1351 | undo.patch_offset = 0; | |
1352 | #define case_rr(name, type) \ | |
1353 | case jit_code_##name##r##type: \ | |
1354 | name##r##type(rn(node->u.w), rn(node->v.w)); \ | |
1355 | break | |
1356 | #define case_rw(name, type) \ | |
1357 | case jit_code_##name##i##type: \ | |
1358 | name##i##type(rn(node->u.w), node->v.w); \ | |
1359 | break | |
1360 | #define case_rf(name, type) \ | |
1361 | case jit_code_##name##r##type: \ | |
1362 | if (jit_x87_reg_p(node->v.w)) \ | |
1363 | x87_##name##r##type(rn(node->u.w), rn(node->v.w)); \ | |
1364 | else \ | |
1365 | sse_##name##r##type(rn(node->u.w), rn(node->v.w)); \ | |
1366 | break | |
1367 | #define case_fr(name, type) \ | |
1368 | case jit_code_##name##r##type: \ | |
1369 | if (jit_x87_reg_p(node->u.w)) \ | |
1370 | x87_##name##r##type(rn(node->u.w), rn(node->v.w)); \ | |
1371 | else \ | |
1372 | sse_##name##r##type(rn(node->u.w), rn(node->v.w)); \ | |
1373 | break | |
1374 | #define case_fw(name, type) \ | |
1375 | case jit_code_##name##i##type: \ | |
1376 | if (jit_x87_reg_p(node->u.w)) \ | |
1377 | x87_##name##i##type(rn(node->u.w), node->v.w); \ | |
1378 | else \ | |
1379 | sse_##name##i##type(rn(node->u.w), node->v.w); \ | |
1380 | break | |
1381 | #define case_wr(name, type) \ | |
1382 | case jit_code_##name##i##type: \ | |
1383 | name##i##type(node->u.w, rn(node->v.w)); \ | |
1384 | break | |
1385 | #define case_wf(name, type) \ | |
1386 | case jit_code_##name##i##type: \ | |
1387 | if (jit_x87_reg_p(node->v.w)) \ | |
1388 | x87_##name##i##type(node->u.w, rn(node->v.w)); \ | |
1389 | else \ | |
1390 | sse_##name##i##type(node->u.w, rn(node->v.w)); \ | |
1391 | break | |
1392 | #define case_ff(name, type) \ | |
1393 | case jit_code_##name##r##type: \ | |
1394 | if (jit_x87_reg_p(node->u.w) && \ | |
1395 | jit_x87_reg_p(node->v.w)) \ | |
1396 | x87_##name##r##type(rn(node->u.w), rn(node->v.w)); \ | |
1397 | else \ | |
1398 | sse_##name##r##type(rn(node->u.w), rn(node->v.w)); \ | |
1399 | break; | |
1400 | #define case_rrr(name, type) \ | |
1401 | case jit_code_##name##r##type: \ | |
1402 | name##r##type(rn(node->u.w), \ | |
1403 | rn(node->v.w), rn(node->w.w)); \ | |
1404 | break | |
1405 | #define case_rrrr(name, type) \ | |
1406 | case jit_code_##name##r##type: \ | |
1407 | name##r##type(rn(node->u.q.l), rn(node->u.q.h), \ | |
1408 | rn(node->v.w), rn(node->w.w)); \ | |
1409 | break | |
1410 | #define case_frr(name, type) \ | |
1411 | case jit_code_##name##r##type: \ | |
1412 | if (jit_x87_reg_p(node->u.w)) \ | |
1413 | x87_##name##r##type(rn(node->u.w), \ | |
1414 | rn(node->v.w), rn(node->w.w)); \ | |
1415 | else \ | |
1416 | sse_##name##r##type(rn(node->u.w), \ | |
1417 | rn(node->v.w), rn(node->w.w)); \ | |
1418 | break | |
1419 | #define case_rrf(name, type) \ | |
1420 | case jit_code_##name##r##type: \ | |
1421 | if (jit_x87_reg_p(node->w.w)) \ | |
1422 | x87_##name##r##type(rn(node->u.w), \ | |
1423 | rn(node->v.w), rn(node->w.w)); \ | |
1424 | else \ | |
1425 | sse_##name##r##type(rn(node->u.w), \ | |
1426 | rn(node->v.w), rn(node->w.w)); \ | |
1427 | break | |
1428 | #define case_rrw(name, type) \ | |
1429 | case jit_code_##name##i##type: \ | |
1430 | name##i##type(rn(node->u.w), rn(node->v.w), node->w.w); \ | |
1431 | break | |
1432 | #define case_rrrw(name, type) \ | |
1433 | case jit_code_##name##i##type: \ | |
1434 | name##i##type(rn(node->u.q.l), rn(node->u.q.h), \ | |
1435 | rn(node->v.w), node->w.w); \ | |
1436 | break | |
1437 | #define case_frw(name, type) \ | |
1438 | case jit_code_##name##i##type: \ | |
1439 | if (jit_x87_reg_p(node->u.w)) \ | |
1440 | x87_##name##i##type(rn(node->u.w), \ | |
1441 | rn(node->v.w), node->w.w); \ | |
1442 | else \ | |
1443 | sse_##name##i##type(rn(node->u.w), \ | |
1444 | rn(node->v.w), node->w.w); \ | |
1445 | break | |
1446 | #define case_wrr(name, type) \ | |
1447 | case jit_code_##name##i##type: \ | |
1448 | name##i##type(node->u.w, rn(node->v.w), rn(node->w.w)); \ | |
1449 | break | |
1450 | #define case_wrf(name, type) \ | |
1451 | case jit_code_##name##i##type: \ | |
1452 | if (jit_x87_reg_p(node->w.w)) \ | |
1453 | x87_##name##i##type(node->u.w, \ | |
1454 | rn(node->v.w), rn(node->w.w)); \ | |
1455 | else \ | |
1456 | sse_##name##i##type(node->u.w, \ | |
1457 | rn(node->v.w), rn(node->w.w)); \ | |
1458 | break | |
1459 | #define case_brr(name, type) \ | |
1460 | case jit_code_##name##r##type: \ | |
1461 | temp = node->u.n; \ | |
1462 | assert(temp->code == jit_code_label || \ | |
1463 | temp->code == jit_code_epilog); \ | |
1464 | if (temp->flag & jit_flag_patch) \ | |
1465 | name##r##type(temp->u.w, rn(node->v.w), \ | |
1466 | rn(node->w.w)); \ | |
1467 | else { \ | |
1468 | word = name##r##type(_jit->pc.w, \ | |
1469 | rn(node->v.w), rn(node->w.w)); \ | |
1470 | patch(word, node); \ | |
1471 | } \ | |
1472 | break | |
1473 | #define case_brw(name, type) \ | |
1474 | case jit_code_##name##i##type: \ | |
1475 | temp = node->u.n; \ | |
1476 | assert(temp->code == jit_code_label || \ | |
1477 | temp->code == jit_code_epilog); \ | |
1478 | if (temp->flag & jit_flag_patch) \ | |
1479 | name##i##type(temp->u.w, \ | |
1480 | rn(node->v.w), node->w.w); \ | |
1481 | else { \ | |
1482 | word = name##i##type(_jit->pc.w, \ | |
1483 | rn(node->v.w), node->w.w); \ | |
1484 | patch(word, node); \ | |
1485 | } \ | |
1486 | break | |
1487 | #define case_rff(name, type) \ | |
1488 | case jit_code_##name##r##type: \ | |
1489 | if (jit_x87_reg_p(node->v.w) && \ | |
1490 | jit_x87_reg_p(node->w.w)) \ | |
1491 | x87_##name##r##type(rn(node->u.w), rn(node->v.w), \ | |
1492 | rn(node->w.w)); \ | |
1493 | else \ | |
1494 | sse_##name##r##type(rn(node->u.w), rn(node->v.w), \ | |
1495 | rn(node->w.w)); \ | |
1496 | break; | |
1497 | #define case_rfw(name, type, size) \ | |
1498 | case jit_code_##name##i##type: \ | |
1499 | assert(node->flag & jit_flag_data); \ | |
1500 | if (jit_x87_reg_p(node->v.w)) \ | |
1501 | x87_##name##i##type(rn(node->u.w), rn(node->v.w), \ | |
1502 | (jit_float##size##_t *)node->w.n->u.w); \ | |
1503 | else \ | |
1504 | sse_##name##i##type(rn(node->u.w), rn(node->v.w), \ | |
1505 | (jit_float##size##_t *)node->w.n->u.w); \ | |
1506 | break | |
1507 | #define case_fff(name, type) \ | |
1508 | case jit_code_##name##r##type: \ | |
1509 | if (jit_x87_reg_p(node->u.w) && \ | |
1510 | jit_x87_reg_p(node->v.w) && \ | |
1511 | jit_x87_reg_p(node->w.w)) \ | |
1512 | x87_##name##r##type(rn(node->u.w), \ | |
1513 | rn(node->v.w), rn(node->w.w)); \ | |
1514 | else \ | |
1515 | sse_##name##r##type(rn(node->u.w), \ | |
1516 | rn(node->v.w), rn(node->w.w)); \ | |
1517 | break | |
1518 | #define case_ffw(name, type, size) \ | |
1519 | case jit_code_##name##i##type: \ | |
1520 | assert(node->flag & jit_flag_data); \ | |
1521 | if (jit_x87_reg_p(node->u.w) && \ | |
1522 | jit_x87_reg_p(node->v.w)) \ | |
1523 | x87_##name##i##type(rn(node->u.w), rn(node->v.w), \ | |
1524 | (jit_float##size##_t *)node->w.n->u.w); \ | |
1525 | else \ | |
1526 | sse_##name##i##type(rn(node->u.w), rn(node->v.w), \ | |
1527 | (jit_float##size##_t *)node->w.n->u.w); \ | |
1528 | break | |
1529 | #define case_bff(name, type) \ | |
1530 | case jit_code_b##name##r##type: \ | |
1531 | temp = node->u.n; \ | |
1532 | assert(temp->code == jit_code_label || \ | |
1533 | temp->code == jit_code_epilog); \ | |
1534 | if (temp->flag & jit_flag_patch) { \ | |
1535 | if (jit_x87_reg_p(node->v.w) && \ | |
1536 | jit_x87_reg_p(node->w.w)) \ | |
1537 | x87_b##name##r##type(temp->u.w, \ | |
1538 | rn(node->v.w), rn(node->w.w)); \ | |
1539 | else \ | |
1540 | sse_b##name##r##type(temp->u.w, \ | |
1541 | rn(node->v.w), rn(node->w.w)); \ | |
1542 | } \ | |
1543 | else { \ | |
1544 | if (jit_x87_reg_p(node->v.w) && \ | |
1545 | jit_x87_reg_p(node->w.w)) \ | |
1546 | word = x87_b##name##r##type(_jit->pc.w, \ | |
1547 | rn(node->v.w), rn(node->w.w)); \ | |
1548 | else \ | |
1549 | word = sse_b##name##r##type(_jit->pc.w, \ | |
1550 | rn(node->v.w), rn(node->w.w)); \ | |
1551 | patch(word, node); \ | |
1552 | } \ | |
1553 | break | |
1554 | #define case_bfw(name, type, size) \ | |
1555 | case jit_code_b##name##i##type: \ | |
1556 | temp = node->u.n; \ | |
1557 | assert(temp->code == jit_code_label || \ | |
1558 | temp->code == jit_code_epilog); \ | |
1559 | if (temp->flag & jit_flag_patch) { \ | |
1560 | if (jit_x87_reg_p(node->v.w)) \ | |
1561 | x87_b##name##i##type(temp->u.w, \ | |
1562 | rn(node->v.w), \ | |
1563 | (jit_float##size##_t *)node->w.n->u.w); \ | |
1564 | else \ | |
1565 | sse_b##name##i##type(temp->u.w, \ | |
1566 | rn(node->v.w), \ | |
1567 | (jit_float##size##_t *)node->w.n->u.w); \ | |
1568 | } \ | |
1569 | else { \ | |
1570 | if (jit_x87_reg_p(node->v.w)) \ | |
1571 | word = x87_b##name##i##type(_jit->pc.w, \ | |
1572 | rn(node->v.w), \ | |
1573 | (jit_float##size##_t *)node->w.n->u.w); \ | |
1574 | else \ | |
1575 | word = sse_b##name##i##type(_jit->pc.w, \ | |
1576 | rn(node->v.w), \ | |
1577 | (jit_float##size##_t *)node->w.n->u.w); \ | |
1578 | patch(word, node); \ | |
1579 | } \ | |
1580 | break | |
1581 | #if DEVEL_DISASSEMBLER | |
1582 | prevw = _jit->pc.w; | |
1583 | #endif | |
1584 | for (node = _jitc->head; node; node = node->next) { | |
1585 | if (_jit->pc.uc >= _jitc->code.end) | |
1586 | return (NULL); | |
1587 | ||
1588 | #if DEVEL_DISASSEMBLER | |
1589 | node->offset = (jit_uword_t)_jit->pc.w - (jit_uword_t)prevw; | |
1590 | prevw = _jit->pc.w; | |
1591 | #endif | |
1592 | value = jit_classify(node->code); | |
1593 | jit_regarg_set(node, value); | |
1594 | switch (node->code) { | |
1595 | case jit_code_align: | |
1596 | assert(!(node->u.w & (node->u.w - 1)) && | |
1597 | node->u.w <= sizeof(jit_word_t)); | |
1598 | if ((word = _jit->pc.w & (node->u.w - 1))) | |
1599 | nop(node->u.w - word); | |
1600 | break; | |
1601 | case jit_code_note: case jit_code_name: | |
1602 | node->u.w = _jit->pc.w; | |
1603 | break; | |
1604 | case jit_code_label: | |
1605 | if ((node->link || (node->flag & jit_flag_use)) && | |
1606 | (word = _jit->pc.w & (sizeof(jit_word_t) - 1))) | |
1607 | nop(sizeof(jit_word_t) - word); | |
1608 | /* remember label is defined */ | |
1609 | node->flag |= jit_flag_patch; | |
1610 | node->u.w = _jit->pc.w; | |
1611 | break; | |
1612 | case_rrr(add,); | |
1613 | case_rrw(add,); | |
1614 | case_rrr(addx,); | |
1615 | case_rrw(addx,); | |
1616 | case_rrr(addc,); | |
1617 | case_rrw(addc,); | |
1618 | case_rrr(sub,); | |
1619 | case_rrw(sub,); | |
1620 | case_rrr(subx,); | |
1621 | case_rrw(subx,); | |
1622 | case_rrr(subc,); | |
1623 | case_rrw(subc,); | |
1624 | case_rrw(rsb,); | |
1625 | case_rrr(mul,); | |
1626 | case_rrw(mul,); | |
1627 | case_rrrr(qmul,); | |
1628 | case_rrrw(qmul,); | |
1629 | case_rrrr(qmul, _u); | |
1630 | case_rrrw(qmul, _u); | |
1631 | case_rrr(div,); | |
1632 | case_rrw(div,); | |
1633 | case_rrr(div, _u); | |
1634 | case_rrw(div, _u); | |
1635 | case_rrrr(qdiv,); | |
1636 | case_rrrw(qdiv,); | |
1637 | case_rrrr(qdiv, _u); | |
1638 | case_rrrw(qdiv, _u); | |
1639 | case_rrr(rem,); | |
1640 | case_rrw(rem,); | |
1641 | case_rrr(rem, _u); | |
1642 | case_rrw(rem, _u); | |
1643 | case_rrr(and,); | |
1644 | case_rrw(and,); | |
1645 | case_rrr(or,); | |
1646 | case_rrw(or,); | |
1647 | case_rrr(xor,); | |
1648 | case_rrw(xor,); | |
1649 | case_rrr(lsh,); | |
1650 | case_rrw(lsh,); | |
1651 | case_rrr(rsh,); | |
1652 | case_rrw(rsh,); | |
1653 | case_rrr(rsh, _u); | |
1654 | case_rrw(rsh, _u); | |
1655 | case_rr(neg,); | |
1656 | case_rr(com,); | |
1657 | case_rrr(lt,); | |
1658 | case_rrw(lt,); | |
1659 | case_rrr(lt, _u); | |
1660 | case_rrw(lt, _u); | |
1661 | case_rrr(le,); | |
1662 | case_rrw(le,); | |
1663 | case_rrr(le, _u); | |
1664 | case_rrw(le, _u); | |
1665 | case_rrr(eq,); | |
1666 | case_rrw(eq,); | |
1667 | case_rrr(ge,); | |
1668 | case_rrw(ge,); | |
1669 | case_rrr(ge, _u); | |
1670 | case_rrw(ge, _u); | |
1671 | case_rrr(gt,); | |
1672 | case_rrw(gt,); | |
1673 | case_rrr(gt, _u); | |
1674 | case_rrw(gt, _u); | |
1675 | case_rrr(ne,); | |
1676 | case_rrw(ne,); | |
1677 | case_rr(mov,); | |
1678 | case jit_code_movi: | |
1679 | if (node->flag & jit_flag_node) { | |
1680 | temp = node->v.n; | |
1681 | if (temp->code == jit_code_data || | |
1682 | (temp->code == jit_code_label && | |
1683 | (temp->flag & jit_flag_patch))) | |
1684 | movi(rn(node->u.w), temp->u.w); | |
1685 | else { | |
1686 | assert(temp->code == jit_code_label || | |
1687 | temp->code == jit_code_epilog); | |
1688 | word = movi_p(rn(node->u.w), node->v.w); | |
1689 | patch(word, node); | |
1690 | } | |
1691 | } | |
1692 | else | |
1693 | movi(rn(node->u.w), node->v.w); | |
1694 | break; | |
1695 | case_rr(hton, _us); | |
1696 | case_rr(hton, _ui); | |
1697 | #if __X64 && !__X64_32 | |
1698 | case_rr(hton, _ul); | |
1699 | #endif | |
1700 | case_rr(ext, _c); | |
1701 | case_rr(ext, _uc); | |
1702 | case_rr(ext, _s); | |
1703 | case_rr(ext, _us); | |
1704 | #if __X64 && !__X64_32 | |
1705 | case_rr(ext, _i); | |
1706 | case_rr(ext, _ui); | |
1707 | #endif | |
1708 | case_rf(trunc, _f_i); | |
1709 | case_rf(trunc, _d_i); | |
1710 | #if __X64 | |
1711 | case_rf(trunc, _f_l); | |
1712 | case_rf(trunc, _d_l); | |
1713 | #endif | |
1714 | case_rr(ld, _c); | |
1715 | case_rw(ld, _c); | |
1716 | case_rr(ld, _uc); | |
1717 | case_rw(ld, _uc); | |
1718 | case_rr(ld, _s); | |
1719 | case_rw(ld, _s); | |
1720 | case_rr(ld, _us); | |
1721 | case_rw(ld, _us); | |
1722 | case_rr(ld, _i); | |
1723 | case_rw(ld, _i); | |
1724 | #if __X64 && !__X64_32 | |
1725 | case_rr(ld, _ui); | |
1726 | case_rw(ld, _ui); | |
1727 | case_rr(ld, _l); | |
1728 | case_rw(ld, _l); | |
1729 | #endif | |
1730 | case_rrr(ldx, _c); | |
1731 | case_rrw(ldx, _c); | |
1732 | case_rrr(ldx, _uc); | |
1733 | case_rrw(ldx, _uc); | |
1734 | case_rrr(ldx, _s); | |
1735 | case_rrw(ldx, _s); | |
1736 | case_rrr(ldx, _us); | |
1737 | case_rrw(ldx, _us); | |
1738 | case_rrr(ldx, _i); | |
1739 | case_rrw(ldx, _i); | |
1740 | #if __X64 && !__X64_32 | |
1741 | case_rrr(ldx, _ui); | |
1742 | case_rrw(ldx, _ui); | |
1743 | case_rrr(ldx, _l); | |
1744 | case_rrw(ldx, _l); | |
1745 | #endif | |
1746 | case_rr(st, _c); | |
1747 | case_wr(st, _c); | |
1748 | case_rr(st, _s); | |
1749 | case_wr(st, _s); | |
1750 | case_rr(st, _i); | |
1751 | case_wr(st, _i); | |
1752 | #if __X64 && !__X64_32 | |
1753 | case_rr(st, _l); | |
1754 | case_wr(st, _l); | |
1755 | #endif | |
1756 | case_rrr(stx, _c); | |
1757 | case_wrr(stx, _c); | |
1758 | case_rrr(stx, _s); | |
1759 | case_wrr(stx, _s); | |
1760 | case_rrr(stx, _i); | |
1761 | case_wrr(stx, _i); | |
1762 | #if __X64 && !__X64_32 | |
1763 | case_rrr(stx, _l); | |
1764 | case_wrr(stx, _l); | |
1765 | #endif | |
1766 | case_brr(blt,); | |
1767 | case_brw(blt,); | |
1768 | case_brr(blt, _u); | |
1769 | case_brw(blt, _u); | |
1770 | case_brr(ble,); | |
1771 | case_brw(ble,); | |
1772 | case_brr(ble, _u); | |
1773 | case_brw(ble, _u); | |
1774 | case_brr(beq,); | |
1775 | case_brw(beq,); | |
1776 | case_brr(bge,); | |
1777 | case_brw(bge,); | |
1778 | case_brr(bge, _u); | |
1779 | case_brw(bge, _u); | |
1780 | case_brr(bgt,); | |
1781 | case_brw(bgt,); | |
1782 | case_brr(bgt, _u); | |
1783 | case_brw(bgt, _u); | |
1784 | case_brr(bne,); | |
1785 | case_brw(bne,); | |
1786 | case_brr(bms,); | |
1787 | case_brw(bms,); | |
1788 | case_brr(bmc,); | |
1789 | case_brw(bmc,); | |
1790 | case_brr(boadd,); | |
1791 | case_brw(boadd,); | |
1792 | case_brr(boadd, _u); | |
1793 | case_brw(boadd, _u); | |
1794 | case_brr(bxadd,); | |
1795 | case_brw(bxadd,); | |
1796 | case_brr(bxadd, _u); | |
1797 | case_brw(bxadd, _u); | |
1798 | case_brr(bosub,); | |
1799 | case_brw(bosub,); | |
1800 | case_brr(bosub, _u); | |
1801 | case_brw(bosub, _u); | |
1802 | case_brr(bxsub,); | |
1803 | case_brw(bxsub,); | |
1804 | case_brr(bxsub, _u); | |
1805 | case_brw(bxsub, _u); | |
1806 | case_fff(add, _f); | |
1807 | case_ffw(add, _f, 32); | |
1808 | case_fff(sub, _f); | |
1809 | case_ffw(sub, _f, 32); | |
1810 | case_ffw(rsb, _f, 32); | |
1811 | case_fff(mul, _f); | |
1812 | case_ffw(mul, _f, 32); | |
1813 | case_fff(div, _f); | |
1814 | case_ffw(div, _f, 32); | |
1815 | case_ff(abs, _f); | |
1816 | case_ff(neg, _f); | |
1817 | case_ff(sqrt, _f); | |
1818 | case_fr(ext, _f); | |
1819 | case_fr(ext, _d_f); | |
1820 | case_rff(lt, _f); | |
1821 | case_rfw(lt, _f, 32); | |
1822 | case_rff(le, _f); | |
1823 | case_rfw(le, _f, 32); | |
1824 | case_rff(eq, _f); | |
1825 | case_rfw(eq, _f, 32); | |
1826 | case_rff(ge, _f); | |
1827 | case_rfw(ge, _f, 32); | |
1828 | case_rff(gt, _f); | |
1829 | case_rfw(gt, _f, 32); | |
1830 | case_rff(ne, _f); | |
1831 | case_rfw(ne, _f, 32); | |
1832 | case_rff(unlt, _f); | |
1833 | case_rfw(unlt, _f, 32); | |
1834 | case_rff(unle, _f); | |
1835 | case_rfw(unle, _f, 32); | |
1836 | case_rff(uneq, _f); | |
1837 | case_rfw(uneq, _f, 32); | |
1838 | case_rff(unge, _f); | |
1839 | case_rfw(unge, _f, 32); | |
1840 | case_rff(ungt, _f); | |
1841 | case_rfw(ungt, _f, 32); | |
1842 | case_rff(ltgt, _f); | |
1843 | case_rfw(ltgt, _f, 32); | |
1844 | case_rff(ord, _f); | |
1845 | case_rfw(ord, _f, 32); | |
1846 | case_rff(unord, _f); | |
1847 | case_rfw(unord, _f, 32); | |
1848 | case jit_code_movr_f: | |
1849 | if (jit_x87_reg_p(node->u.w)) { | |
1850 | if (jit_x87_reg_p(node->v.w)) | |
1851 | x87_movr_f(rn(node->u.w), rn(node->v.w)); | |
1852 | else | |
1853 | x87_from_sse_f(rn(node->u.w), rn(node->v.w)); | |
1854 | } | |
1855 | else { | |
1856 | if (jit_sse_reg_p(node->v.w)) | |
1857 | sse_movr_f(rn(node->u.w), rn(node->v.w)); | |
1858 | else | |
1859 | sse_from_x87_f(rn(node->u.w), rn(node->v.w)); | |
1860 | } | |
1861 | break; | |
1862 | case jit_code_movi_f: | |
1863 | assert(node->flag & jit_flag_data); | |
1864 | if (jit_x87_reg_p(node->u.w)) | |
1865 | x87_movi_f(rn(node->u.w), (jit_float32_t *)node->v.n->u.w); | |
1866 | else | |
1867 | sse_movi_f(rn(node->u.w), (jit_float32_t *)node->v.n->u.w); | |
1868 | break; | |
1869 | case_fr(ld, _f); | |
1870 | case_fw(ld, _f); | |
1871 | case_frr(ldx, _f); | |
1872 | case_frw(ldx, _f); | |
1873 | case_rf(st, _f); | |
1874 | case_wf(st, _f); | |
1875 | case_rrf(stx, _f); | |
1876 | case_wrf(stx, _f); | |
1877 | case_bff(lt, _f); | |
1878 | case_bfw(lt, _f, 32); | |
1879 | case_bff(le, _f); | |
1880 | case_bfw(le, _f, 32); | |
1881 | case_bff(eq, _f); | |
1882 | case_bfw(eq, _f, 32); | |
1883 | case_bff(ge, _f); | |
1884 | case_bfw(ge, _f, 32); | |
1885 | case_bff(gt, _f); | |
1886 | case_bfw(gt, _f, 32); | |
1887 | case_bff(ne, _f); | |
1888 | case_bfw(ne, _f, 32); | |
1889 | case_bff(unlt, _f); | |
1890 | case_bfw(unlt, _f, 32); | |
1891 | case_bff(unle, _f); | |
1892 | case_bfw(unle, _f, 32); | |
1893 | case_bff(uneq, _f); | |
1894 | case_bfw(uneq, _f, 32); | |
1895 | case_bff(unge, _f); | |
1896 | case_bfw(unge, _f, 32); | |
1897 | case_bff(ungt, _f); | |
1898 | case_bfw(ungt, _f, 32); | |
1899 | case_bff(ltgt, _f); | |
1900 | case_bfw(ltgt, _f, 32); | |
1901 | case_bff(ord, _f); | |
1902 | case_bfw(ord, _f, 32); | |
1903 | case_bff(unord, _f); | |
1904 | case_bfw(unord, _f, 32); | |
1905 | case_fff(add, _d); | |
1906 | case_ffw(add, _d, 64); | |
1907 | case_fff(sub, _d); | |
1908 | case_ffw(sub, _d, 64); | |
1909 | case_ffw(rsb, _d, 64); | |
1910 | case_fff(mul, _d); | |
1911 | case_ffw(mul, _d, 64); | |
1912 | case_fff(div, _d); | |
1913 | case_ffw(div, _d, 64); | |
1914 | case_ff(abs, _d); | |
1915 | case_ff(neg, _d); | |
1916 | case_ff(sqrt, _d); | |
1917 | case_fr(ext, _d); | |
1918 | case_fr(ext, _f_d); | |
1919 | case_rff(lt, _d); | |
1920 | case_rfw(lt, _d, 64); | |
1921 | case_rff(le, _d); | |
1922 | case_rfw(le, _d, 64); | |
1923 | case_rff(eq, _d); | |
1924 | case_rfw(eq, _d, 64); | |
1925 | case_rff(ge, _d); | |
1926 | case_rfw(ge, _d, 64); | |
1927 | case_rff(gt, _d); | |
1928 | case_rfw(gt, _d, 64); | |
1929 | case_rff(ne, _d); | |
1930 | case_rfw(ne, _d, 64); | |
1931 | case_rff(unlt, _d); | |
1932 | case_rfw(unlt, _d, 64); | |
1933 | case_rff(unle, _d); | |
1934 | case_rfw(unle, _d, 64); | |
1935 | case_rff(uneq, _d); | |
1936 | case_rfw(uneq, _d, 64); | |
1937 | case_rff(unge, _d); | |
1938 | case_rfw(unge, _d, 64); | |
1939 | case_rff(ungt, _d); | |
1940 | case_rfw(ungt, _d, 64); | |
1941 | case_rff(ltgt, _d); | |
1942 | case_rfw(ltgt, _d, 64); | |
1943 | case_rff(ord, _d); | |
1944 | case_rfw(ord, _d, 64); | |
1945 | case_rff(unord, _d); | |
1946 | case_rfw(unord, _d, 64); | |
1947 | case jit_code_movr_d: | |
1948 | if (jit_x87_reg_p(node->u.w)) { | |
1949 | if (jit_x87_reg_p(node->v.w)) | |
1950 | x87_movr_d(rn(node->u.w), rn(node->v.w)); | |
1951 | else | |
1952 | x87_from_sse_d(rn(node->u.w), rn(node->v.w)); | |
1953 | } | |
1954 | else { | |
1955 | if (jit_sse_reg_p(node->v.w)) | |
1956 | sse_movr_d(rn(node->u.w), rn(node->v.w)); | |
1957 | else | |
1958 | sse_from_x87_d(rn(node->u.w), rn(node->v.w)); | |
1959 | } | |
1960 | break; | |
1961 | case jit_code_movi_d: | |
1962 | assert(node->flag & jit_flag_data); | |
1963 | if (jit_x87_reg_p(node->u.w)) | |
1964 | x87_movi_d(rn(node->u.w), (jit_float64_t *)node->v.n->u.w); | |
1965 | else | |
1966 | sse_movi_d(rn(node->u.w), (jit_float64_t *)node->v.n->u.w); | |
1967 | break; | |
1968 | case_fr(ld, _d); | |
1969 | case_fw(ld, _d); | |
1970 | case_frr(ldx, _d); | |
1971 | case_frw(ldx, _d); | |
1972 | case_rf(st, _d); | |
1973 | case_wf(st, _d); | |
1974 | case_rrf(stx, _d); | |
1975 | case_wrf(stx, _d); | |
1976 | case_bff(lt, _d); | |
1977 | case_bfw(lt, _d, 64); | |
1978 | case_bff(le, _d); | |
1979 | case_bfw(le, _d, 64); | |
1980 | case_bff(eq, _d); | |
1981 | case_bfw(eq, _d, 64); | |
1982 | case_bff(ge, _d); | |
1983 | case_bfw(ge, _d, 64); | |
1984 | case_bff(gt, _d); | |
1985 | case_bfw(gt, _d, 64); | |
1986 | case_bff(ne, _d); | |
1987 | case_bfw(ne, _d, 64); | |
1988 | case_bff(unlt, _d); | |
1989 | case_bfw(unlt, _d, 64); | |
1990 | case_bff(unle, _d); | |
1991 | case_bfw(unle, _d, 64); | |
1992 | case_bff(uneq, _d); | |
1993 | case_bfw(uneq, _d, 64); | |
1994 | case_bff(unge, _d); | |
1995 | case_bfw(unge, _d, 64); | |
1996 | case_bff(ungt, _d); | |
1997 | case_bfw(ungt, _d, 64); | |
1998 | case_bff(ltgt, _d); | |
1999 | case_bfw(ltgt, _d, 64); | |
2000 | case_bff(ord, _d); | |
2001 | case_bfw(ord, _d, 64); | |
2002 | case_bff(unord, _d); | |
2003 | case_bfw(unord, _d, 64); | |
2004 | case jit_code_jmpr: | |
2005 | jmpr(rn(node->u.w)); | |
2006 | break; | |
2007 | case jit_code_jmpi: | |
2008 | if (node->flag & jit_flag_node) { | |
2009 | temp = node->u.n; | |
2010 | assert(temp->code == jit_code_label || | |
2011 | temp->code == jit_code_epilog); | |
2012 | if (temp->flag & jit_flag_patch) | |
2013 | jmpi(temp->u.w); | |
2014 | else { | |
2015 | word = jmpi(_jit->pc.w); | |
2016 | patch(word, node); | |
2017 | } | |
2018 | } | |
2019 | else | |
2020 | jmpi(node->u.w); | |
2021 | break; | |
2022 | case jit_code_callr: | |
2023 | callr(rn(node->u.w)); | |
2024 | break; | |
2025 | case jit_code_calli: | |
2026 | if (node->flag & jit_flag_node) { | |
2027 | temp = node->u.n; | |
2028 | assert(temp->code == jit_code_label || | |
2029 | temp->code == jit_code_epilog); | |
2030 | word = calli(temp->u.w); | |
2031 | if (!(temp->flag & jit_flag_patch)) | |
2032 | patch(word, node); | |
2033 | } | |
2034 | else | |
2035 | calli(node->u.w); | |
2036 | break; | |
2037 | case jit_code_prolog: | |
2038 | _jitc->function = _jitc->functions.ptr + node->w.w; | |
2039 | undo.node = node; | |
2040 | undo.word = _jit->pc.w; | |
2041 | #if DEVEL_DISASSEMBLER | |
2042 | undo.prevw = prevw; | |
2043 | #endif | |
2044 | undo.patch_offset = _jitc->patches.offset; | |
2045 | restart_function: | |
2046 | _jitc->again = 0; | |
2047 | prolog(node); | |
2048 | break; | |
2049 | case jit_code_epilog: | |
2050 | assert(_jitc->function == _jitc->functions.ptr + node->w.w); | |
2051 | if (_jitc->again) { | |
2052 | for (temp = undo.node->next; | |
2053 | temp != node; temp = temp->next) { | |
2054 | if (temp->code == jit_code_label || | |
2055 | temp->code == jit_code_epilog) | |
2056 | temp->flag &= ~jit_flag_patch; | |
2057 | } | |
2058 | temp->flag &= ~jit_flag_patch; | |
2059 | node = undo.node; | |
2060 | _jit->pc.w = undo.word; | |
2061 | #if DEVEL_DISASSEMBLER | |
2062 | prevw = undo.prevw; | |
2063 | #endif | |
2064 | _jitc->patches.offset = undo.patch_offset; | |
2065 | goto restart_function; | |
2066 | } | |
2067 | if (node->link && | |
2068 | (word = _jit->pc.w & (sizeof(jit_word_t) - 1))) | |
2069 | nop(sizeof(jit_word_t) - word); | |
2070 | /* remember label is defined */ | |
2071 | node->flag |= jit_flag_patch; | |
2072 | node->u.w = _jit->pc.w; | |
2073 | epilog(node); | |
2074 | _jitc->function = NULL; | |
2075 | break; | |
2076 | case jit_code_va_start: | |
2077 | vastart(rn(node->u.w)); | |
2078 | break; | |
2079 | case jit_code_va_arg: | |
2080 | vaarg(rn(node->u.w), rn(node->v.w)); | |
2081 | break; | |
2082 | case jit_code_va_arg_d: | |
2083 | vaarg_d(rn(node->u.w), rn(node->v.w), jit_x87_reg_p(node->u.w)); | |
2084 | break; | |
2085 | case jit_code_live: case jit_code_ellipsis: | |
2086 | case jit_code_va_push: | |
2087 | case jit_code_allocai: case jit_code_allocar: | |
2088 | case jit_code_arg: | |
2089 | case jit_code_arg_f: case jit_code_arg_d: | |
2090 | case jit_code_va_end: | |
2091 | case jit_code_ret: | |
2092 | case jit_code_retr: case jit_code_reti: | |
2093 | case jit_code_retr_f: case jit_code_reti_f: | |
2094 | case jit_code_retr_d: case jit_code_reti_d: | |
2095 | case jit_code_getarg_c: case jit_code_getarg_uc: | |
2096 | case jit_code_getarg_s: case jit_code_getarg_us: | |
2097 | case jit_code_getarg_i: | |
2098 | #if __X64 && !__X64_32 | |
2099 | case jit_code_getarg_ui: case jit_code_getarg_l: | |
2100 | #endif | |
2101 | case jit_code_getarg_f: case jit_code_getarg_d: | |
2102 | case jit_code_putargr: case jit_code_putargi: | |
2103 | case jit_code_putargr_f: case jit_code_putargi_f: | |
2104 | case jit_code_putargr_d: case jit_code_putargi_d: | |
2105 | case jit_code_pushargr: case jit_code_pushargi: | |
2106 | case jit_code_pushargr_f: case jit_code_pushargi_f: | |
2107 | case jit_code_pushargr_d: case jit_code_pushargi_d: | |
2108 | case jit_code_retval_c: case jit_code_retval_uc: | |
2109 | case jit_code_retval_s: case jit_code_retval_us: | |
2110 | case jit_code_retval_i: | |
2111 | #if __X64 && !__X32 | |
2112 | case jit_code_retval_ui: case jit_code_retval_l: | |
2113 | #endif | |
2114 | case jit_code_prepare: | |
2115 | case jit_code_finishr: case jit_code_finishi: | |
2116 | break; | |
2117 | case jit_code_retval_f: | |
2118 | #if __X32 | |
2119 | if (jit_sse_reg_p(node->u.w)) { | |
2120 | fstpr(_ST1_REGNO); | |
2121 | sse_from_x87_f(rn(node->u.w), _ST0_REGNO); | |
2122 | } | |
2123 | else | |
2124 | fstpr(rn(node->u.w) + 1); | |
2125 | #endif | |
2126 | break; | |
2127 | case jit_code_retval_d: | |
2128 | #if __X32 | |
2129 | if (jit_sse_reg_p(node->u.w)) { | |
2130 | fstpr(_ST1_REGNO); | |
2131 | sse_from_x87_d(rn(node->u.w), _ST0_REGNO); | |
2132 | } | |
2133 | else | |
2134 | fstpr(rn(node->u.w) + 1); | |
2135 | #endif | |
2136 | break; | |
2137 | default: | |
2138 | abort(); | |
2139 | } | |
2140 | jit_regarg_clr(node, value); | |
2141 | assert(_jitc->regarg == 0 && _jitc->synth == 0); | |
2142 | /* update register live state */ | |
2143 | jit_reglive(node); | |
2144 | } | |
2145 | #undef case_bfw | |
2146 | #undef case_bff | |
2147 | #undef case_ffw | |
2148 | #undef case_rfw | |
2149 | #undef case_rff | |
2150 | #undef case_brw | |
2151 | #undef case_brr | |
2152 | #undef case_wrf | |
2153 | #undef case_wrr | |
2154 | #undef case_frw | |
2155 | #undef case_rrf | |
2156 | #undef case_rrw | |
2157 | #undef case_frr | |
2158 | #undef case_rrr | |
2159 | #undef case_wf | |
2160 | #undef case_fw | |
2161 | #undef case_fr | |
2162 | #undef case_rr | |
2163 | ||
2164 | for (offset = 0; offset < _jitc->patches.offset; offset++) { | |
2165 | node = _jitc->patches.ptr[offset].node; | |
2166 | word = node->code == jit_code_movi ? node->v.n->u.w : node->u.n->u.w; | |
2167 | patch_at(node, _jitc->patches.ptr[offset].inst, word); | |
2168 | } | |
2169 | ||
2170 | jit_flush(_jit->code.ptr, _jit->pc.uc); | |
2171 | ||
2172 | return (_jit->code.ptr); | |
2173 | } | |
2174 | ||
2175 | #define CODE 1 | |
2176 | # include "jit_x86-cpu.c" | |
2177 | # include "jit_x86-sse.c" | |
2178 | # include "jit_x86-x87.c" | |
2179 | #undef CODE | |
2180 | ||
2181 | void | |
2182 | jit_flush(void *fptr, void *tptr) | |
2183 | { | |
2184 | } | |
2185 | ||
2186 | void | |
2187 | _emit_ldxi(jit_state_t *_jit, jit_gpr_t r0, jit_gpr_t r1, jit_word_t i0) | |
2188 | { | |
2189 | ldxi(rn(r0), rn(r1), i0); | |
2190 | } | |
2191 | ||
2192 | void | |
2193 | _emit_stxi(jit_state_t *_jit, jit_word_t i0, jit_gpr_t r0, jit_gpr_t r1) | |
2194 | { | |
2195 | stxi(i0, rn(r0), rn(r1)); | |
2196 | } | |
2197 | ||
2198 | void | |
2199 | _emit_ldxi_d(jit_state_t *_jit, jit_fpr_t r0, jit_gpr_t r1, jit_word_t i0) | |
2200 | { | |
2201 | if (jit_x87_reg_p(r0)) | |
2202 | x87_ldxi_d(rn(r0), rn(r1), i0); | |
2203 | else | |
2204 | sse_ldxi_d(rn(r0), rn(r1), i0); | |
2205 | } | |
2206 | ||
2207 | void | |
2208 | _emit_stxi_d(jit_state_t *_jit, jit_word_t i0, jit_gpr_t r0, jit_fpr_t r1) | |
2209 | { | |
2210 | if (jit_x87_reg_p(r1)) | |
2211 | x87_stxi_d(i0, rn(r0), rn(r1)); | |
2212 | else | |
2213 | sse_stxi_d(i0, rn(r0), rn(r1)); | |
2214 | } | |
2215 | ||
2216 | static void | |
2217 | _patch(jit_state_t *_jit, jit_word_t instr, jit_node_t *node) | |
2218 | { | |
2219 | jit_int32_t flag; | |
2220 | ||
2221 | assert(node->flag & jit_flag_node); | |
2222 | if (node->code == jit_code_movi) | |
2223 | flag = node->v.n->flag; | |
2224 | else | |
2225 | flag = node->u.n->flag; | |
2226 | assert(!(flag & jit_flag_patch)); | |
2227 | if (_jitc->patches.offset >= _jitc->patches.length) { | |
2228 | jit_realloc((jit_pointer_t *)&_jitc->patches.ptr, | |
2229 | _jitc->patches.length * sizeof(jit_patch_t), | |
2230 | (_jitc->patches.length + 1024) * sizeof(jit_patch_t)); | |
2231 | _jitc->patches.length += 1024; | |
2232 | } | |
2233 | _jitc->patches.ptr[_jitc->patches.offset].inst = instr; | |
2234 | _jitc->patches.ptr[_jitc->patches.offset].node = node; | |
2235 | ++_jitc->patches.offset; | |
2236 | } | |
2237 | ||
2238 | static void | |
2239 | _sse_from_x87_f(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1) | |
2240 | { | |
2241 | x87_stxi_f(CVT_OFFSET, _RBP_REGNO, r1); | |
2242 | sse_ldxi_f(r0, _RBP_REGNO, CVT_OFFSET); | |
2243 | } | |
2244 | ||
2245 | static void | |
2246 | _sse_from_x87_d(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1) | |
2247 | { | |
2248 | x87_stxi_d(CVT_OFFSET, _RBP_REGNO, r1); | |
2249 | sse_ldxi_d(r0, _RBP_REGNO, CVT_OFFSET); | |
2250 | } | |
2251 | ||
2252 | static void | |
2253 | _x87_from_sse_f(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1) | |
2254 | { | |
2255 | sse_stxi_f(CVT_OFFSET, _RBP_REGNO, r1); | |
2256 | x87_ldxi_f(r0, _RBP_REGNO, CVT_OFFSET); | |
2257 | } | |
2258 | ||
2259 | static void | |
2260 | _x87_from_sse_d(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1) | |
2261 | { | |
2262 | sse_stxi_d(CVT_OFFSET, _RBP_REGNO, r1); | |
2263 | x87_ldxi_d(r0, _RBP_REGNO, CVT_OFFSET); | |
2264 | } |