forked from OpenMathLib/OpenBLAS
-
Notifications
You must be signed in to change notification settings - Fork 1
/
common_x86_64.h
507 lines (425 loc) · 11 KB
/
common_x86_64.h
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
/*********************************************************************/
/* Copyright 2009, 2010 The University of Texas at Austin. */
/* All rights reserved. */
/* */
/* Redistribution and use in source and binary forms, with or */
/* without modification, are permitted provided that the following */
/* conditions are met: */
/* */
/* 1. Redistributions of source code must retain the above */
/* copyright notice, this list of conditions and the following */
/* disclaimer. */
/* */
/* 2. Redistributions in binary form must reproduce the above */
/* copyright notice, this list of conditions and the following */
/* disclaimer in the documentation and/or other materials */
/* provided with the distribution. */
/* */
/* THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY OF TEXAS AT */
/* AUSTIN ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, */
/* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */
/* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE */
/* DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY OF TEXAS AT */
/* AUSTIN OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, */
/* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES */
/* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE */
/* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR */
/* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */
/* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT */
/* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT */
/* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE */
/* POSSIBILITY OF SUCH DAMAGE. */
/* */
/* The views and conclusions contained in the software and */
/* documentation are those of the authors and should not be */
/* interpreted as representing official policies, either expressed */
/* or implied, of The University of Texas at Austin. */
/*********************************************************************/
#ifndef COMMON_X86
#define COMMON_X86
#ifndef ASSEMBLER
#ifdef C_MSVC
#include <intrin.h>
#endif
#ifdef C_SUN
#define __asm__ __asm
#define __volatile__
#endif
/*
#ifdef HAVE_SSE2
#define MB __asm__ __volatile__ ("mfence");
#define WMB __asm__ __volatile__ ("sfence");
#else
#define MB
#define WMB
#endif
*/
#define MB
#define WMB
static void __inline blas_lock(volatile BLASULONG *address){
#ifndef C_MSVC
int ret;
#else
BLASULONG ret;
#endif
do {
while (*address) {YIELDING;};
#ifndef C_MSVC
__asm__ __volatile__(
"xchgl %0, %1\n"
: "=r"(ret), "=m"(*address)
: "0"(1), "m"(*address)
: "memory");
#else
ret=InterlockedExchange64((volatile LONG64 *)(address), 1);
#endif
} while (ret);
}
#define BLAS_LOCK_DEFINED
static __inline BLASULONG rpcc(void){
#ifdef C_MSVC
return __rdtsc();
#else
BLASULONG a, d;
__asm__ __volatile__ ("rdtsc" : "=a" (a), "=d" (d));
return ((BLASULONG)a + ((BLASULONG)d << 32));
#endif
}
#define RPCC_DEFINED
#define RPCC64BIT
#ifndef C_MSVC
static __inline BLASULONG getstackaddr(void){
BLASULONG addr;
__asm__ __volatile__ ("movq %%rsp, %0"
: "=r"(addr) : : "memory");
return addr;
}
#endif
static __inline void cpuid(int op, int *eax, int *ebx, int *ecx, int *edx){
#ifdef C_MSVC
int cpuinfo[4];
__cpuid(cpuinfo, op);
*eax=cpuinfo[0];
*ebx=cpuinfo[1];
*ecx=cpuinfo[2];
*edx=cpuinfo[3];
#else
__asm__ __volatile__("cpuid"
: "=a" (*eax),
"=b" (*ebx),
"=c" (*ecx),
"=d" (*edx)
: "0" (op));
#endif
}
/*
#define WHEREAMI
*/
static __inline int WhereAmI(void){
int eax, ebx, ecx, edx;
int apicid;
cpuid(1, &eax, &ebx, &ecx, &edx);
apicid = BITMASK(ebx, 24, 0xff);
return apicid;
}
#ifdef CORE_BARCELONA
#define IFLUSH gotoblas_iflush()
#define IFLUSH_HALF gotoblas_iflush_half()
#endif
#ifdef ENABLE_SSE_EXCEPTION
#define IDEBUG_START \
{ \
unsigned int fp_sse_mode, new_fp_mode; \
__asm__ __volatile__ ("stmxcsr %0" : "=m" (fp_sse_mode) : ); \
new_fp_mode = fp_sse_mode & ~0xd00; \
__asm__ __volatile__ ("ldmxcsr %0" : : "m" (new_fp_mode) );
#define IDEBUG_END \
__asm__ __volatile__ ("ldmxcsr %0" : : "m" (fp_sse_mode) ); \
}
#endif
#ifdef XDOUBLE
#define GET_IMAGE(res) __asm__ __volatile__("fstpt %0" : "=m"(res) : : "memory")
#elif defined(DOUBLE)
#define GET_IMAGE(res) __asm__ __volatile__("movsd %%xmm1, %0" : "=m"(res) : : "memory")
#else
#define GET_IMAGE(res) __asm__ __volatile__("movss %%xmm1, %0" : "=m"(res) : : "memory")
#endif
#define GET_IMAGE_CANCEL
#ifdef SMP
#if defined(USE64BITINT)
static __inline blasint blas_quickdivide(blasint x, blasint y){
return x / y;
}
#elif defined (C_MSVC)
static __inline BLASLONG blas_quickdivide(BLASLONG x, BLASLONG y){
return x / y;
}
#else
extern unsigned int blas_quick_divide_table[];
static __inline int blas_quickdivide(unsigned int x, unsigned int y){
unsigned int result;
if (y <= 1) return x;
y = blas_quick_divide_table[y];
__asm__ __volatile__ ("mull %0" :"=d" (result) :"a"(x), "0" (y));
return result;
}
#endif
#endif
#endif
#ifndef PAGESIZE
#define PAGESIZE ( 4 << 10)
#endif
#define HUGE_PAGESIZE ( 2 << 20)
#define BUFFER_SIZE (32 << 20)
#define SEEK_ADDRESS
#ifdef F_INTERFACE_G77
#define RETURN_BY_STACK
#define NEED_F2CCONV
#endif
#ifdef F_INTERFACE_G95
#define RETURN_BY_PACKED
#endif
#ifdef F_INTERFACE_GFORT
#ifdef OS_WINDOWS
#ifndef DOUBLE
#define RETURN_BY_REGS
#else
#define RETURN_BY_STACK
#endif
#else
#define RETURN_BY_PACKED
#endif
#endif
#ifdef F_INTERFACE_INTEL
#define RETURN_BY_STACK
#endif
#ifdef F_INTERFACE_FUJITSU
#define RETURN_BY_STACK
#endif
#ifdef F_INTERFACE_PGI
#define RETURN_BY_STACK
#endif
#ifdef F_INTERFACE_PATHSCALE
#define RETURN_BY_PACKED
#endif
#ifdef F_INTERFACE_SUN
#define RETURN_BY_PACKED
#endif
#ifdef ASSEMBLER
#if defined(PILEDRIVER) || defined(BULLDOZER) || defined(STEAMROLLER) || defined(EXCAVATOR)
//Enable some optimazation for barcelona.
#define BARCELONA_OPTIMIZATION
#endif
#if defined(HAVE_3DNOW)
#define EMMS femms
#elif defined(HAVE_MMX)
#define EMMS emms
#endif
#ifndef EMMS
#define EMMS
#endif
#define BRANCH .byte 0x3e
#define NOBRANCH .byte 0x2e
#define PADDING .byte 0x66
#ifdef OS_WINDOWS
#define ARG1 %rcx
#define ARG2 %rdx
#define ARG3 %r8
#define ARG4 %r9
#else
#define ARG1 %rdi
#define ARG2 %rsi
#define ARG3 %rdx
#define ARG4 %rcx
#define ARG5 %r8
#define ARG6 %r9
#endif
#ifndef COMPLEX
#ifdef XDOUBLE
#define LOCAL_BUFFER_SIZE QLOCAL_BUFFER_SIZE
#elif defined DOUBLE
#define LOCAL_BUFFER_SIZE DLOCAL_BUFFER_SIZE
#else
#define LOCAL_BUFFER_SIZE SLOCAL_BUFFER_SIZE
#endif
#else
#ifdef XDOUBLE
#define LOCAL_BUFFER_SIZE XLOCAL_BUFFER_SIZE
#elif defined DOUBLE
#define LOCAL_BUFFER_SIZE ZLOCAL_BUFFER_SIZE
#else
#define LOCAL_BUFFER_SIZE CLOCAL_BUFFER_SIZE
#endif
#endif
#if defined(OS_WINDOWS)
#if LOCAL_BUFFER_SIZE > 16384
#define STACK_TOUCHING \
movl $0, 4096 * 4(%rsp);\
movl $0, 4096 * 3(%rsp);\
movl $0, 4096 * 2(%rsp);\
movl $0, 4096 * 1(%rsp);
#elif LOCAL_BUFFER_SIZE > 12288
#define STACK_TOUCHING \
movl $0, 4096 * 3(%rsp);\
movl $0, 4096 * 2(%rsp);\
movl $0, 4096 * 1(%rsp);
#elif LOCAL_BUFFER_SIZE > 8192
#define STACK_TOUCHING \
movl $0, 4096 * 2(%rsp);\
movl $0, 4096 * 1(%rsp);
#elif LOCAL_BUFFER_SIZE > 4096
#define STACK_TOUCHING \
movl $0, 4096 * 1(%rsp);
#else
#define STACK_TOUCHING
#endif
#else
#define STACK_TOUCHING
#endif
#if defined(CORE2)
#define movapd movaps
#define andpd andps
#define movlpd movlps
#define movhpd movhps
#endif
#ifndef F_INTERFACE
#define REALNAME ASMNAME
#else
#define REALNAME ASMFNAME
#endif
#ifdef OS_DARWIN
#define PROLOGUE .text;.align 5; .globl REALNAME; REALNAME:
#define EPILOGUE .subsections_via_symbols
#define PROFCODE
#endif
#ifdef OS_WINDOWS
#define SAVEREGISTERS \
subq $256, %rsp;\
movups %xmm6, 0(%rsp);\
movups %xmm7, 16(%rsp);\
movups %xmm8, 32(%rsp);\
movups %xmm9, 48(%rsp);\
movups %xmm10, 64(%rsp);\
movups %xmm11, 80(%rsp);\
movups %xmm12, 96(%rsp);\
movups %xmm13, 112(%rsp);\
movups %xmm14, 128(%rsp);\
movups %xmm15, 144(%rsp)
#define RESTOREREGISTERS \
movups 0(%rsp), %xmm6;\
movups 16(%rsp), %xmm7;\
movups 32(%rsp), %xmm8;\
movups 48(%rsp), %xmm9;\
movups 64(%rsp), %xmm10;\
movups 80(%rsp), %xmm11;\
movups 96(%rsp), %xmm12;\
movups 112(%rsp), %xmm13;\
movups 128(%rsp), %xmm14;\
movups 144(%rsp), %xmm15;\
addq $256, %rsp
#else
#define SAVEREGISTERS
#define RESTOREREGISTERS
#endif
#if defined(OS_WINDOWS) && !defined(C_PGI)
#define PROLOGUE \
.text; \
.align 16; \
.globl REALNAME ;\
.def REALNAME;.scl 2;.type 32;.endef; \
REALNAME:
#define PROFCODE
#define EPILOGUE .end REALNAME
#endif
#if defined(OS_LINUX) || defined(OS_FREEBSD) || defined(OS_NETBSD) || defined(__ELF__) || defined(C_PGI)
#define PROLOGUE \
.text; \
.align 512; \
.globl REALNAME ;\
.type REALNAME, @function; \
REALNAME:
#ifdef PROFILE
#define PROFCODE call *mcount@GOTPCREL(%rip)
#else
#define PROFCODE
#endif
#define EPILOGUE \
.size REALNAME, .-REALNAME; \
.section .note.GNU-stack,"",@progbits
#endif
#endif
#ifdef XDOUBLE
#define FLD fldt
#define FST fstpt
#define MOVQ movq
#elif defined(DOUBLE)
#define FLD fldl
#define FST fstpl
#define FSTU fstl
#define FMUL fmull
#define FADD faddl
#define MOVSD movsd
#define MULSD mulsd
#define MULPD mulpd
#define CMPEQPD cmpeqpd
#define COMISD comisd
#define PSRLQ psrlq
#define ANDPD andpd
#define ADDPD addpd
#define ADDSD addsd
#define SUBPD subpd
#define SUBSD subsd
#define MOVQ movq
#define MOVUPD movupd
#define XORPD xorpd
#else
#define FLD flds
#define FST fstps
#define FSTU fsts
#define FMUL fmuls
#define FADD fadds
#define MOVSD movss
#define MULSD mulss
#define MULPD mulps
#define CMPEQPD cmpeqps
#define COMISD comiss
#define PSRLQ psrld
#define ANDPD andps
#define ADDPD addps
#define ADDSD addss
#define SUBPD subps
#define SUBSD subss
#define MOVQ movd
#define MOVUPD movups
#define XORPD xorps
#endif
#define HALT hlt
#ifdef OS_DARWIN
#define ALIGN_2 .align 2
#define ALIGN_3 .align 3
#define ALIGN_4 .align 4
#define ALIGN_5 .align 5
#define ffreep fstp
#endif
#ifndef ALIGN_2
#define ALIGN_2 .align 4
#endif
#ifndef ALIGN_3
#define ALIGN_3 .align 8
#endif
#ifndef ALIGN_4
#define ALIGN_4 .align 16
#endif
#ifndef ALIGN_5
#define ALIGN_5 .align 32
#endif
#ifndef ALIGN_6
#define ALIGN_6 .align 64
#endif
// ffreep %st(0).
// Because Clang didn't support ffreep, we directly use the opcode.
// Please check out http://www.sandpile.org/x86/opc_fpu.htm
#ifndef ffreep
#define ffreep .byte 0xdf, 0xc0 #
#endif
#endif