1 /*********************************************************************/
2 /* Copyright 2009, 2010 The University of Texas at Austin. */
3 /* All rights reserved. */
5 /* Redistribution and use in source and binary forms, with or */
6 /* without modification, are permitted provided that the following */
7 /* conditions are met: */
9 /* 1. Redistributions of source code must retain the above */
10 /* copyright notice, this list of conditions and the following */
13 /* 2. Redistributions in binary form must reproduce the above */
14 /* copyright notice, this list of conditions and the following */
15 /* disclaimer in the documentation and/or other materials */
16 /* provided with the distribution. */
18 /* THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY OF TEXAS AT */
19 /* AUSTIN ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, */
20 /* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */
21 /* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE */
22 /* DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY OF TEXAS AT */
23 /* AUSTIN OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, */
24 /* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES */
25 /* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE */
26 /* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR */
27 /* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */
28 /* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT */
29 /* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT */
30 /* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE */
31 /* POSSIBILITY OF SUCH DAMAGE. */
33 /* The views and conclusions contained in the software and */
34 /* documentation are those of the authors and should not be */
35 /* interpreted as representing official policies, either expressed */
36 /* or implied, of The University of Texas at Austin. */
37 /*********************************************************************/
49 static void INLINE blas_lock(volatile unsigned long *address){
51 long int ret, val = 1;
54 while (*address) {YIELDING;};
63 : "=&r" (val), "=m" (address), "=&r" (ret)
70 static inline unsigned int rpcc(void){
73 __asm__ __volatile__(".set push \n"
76 ".set pop" : "=r"(ret) : : "memory");
81 static inline int blas_quickdivide(blasint x, blasint y){
86 #define GET_IMAGE(res) __asm__ __volatile__("mov.d %0, $f2" : "=f"(res) : : "memory")
88 #define GET_IMAGE(res) __asm__ __volatile__("mov.s %0, $f2" : "=f"(res) : : "memory")
91 #define GET_IMAGE_CANCEL
98 #define HALT teq $0, $0
99 #define NOP move $0, $0
105 #define NMADD nmadd.d
107 #define NMSUB nmsub.d
123 #define NMADD nmadd.s
125 #define NMSUB nmsub.s
139 #if defined(__64BIT__) && defined(USE64BITINT)
143 #elif defined(__64BIT__) && !defined(USE64BITINT)
155 #define REALNAME ASMNAME
157 #define REALNAME ASMFNAME
160 #if defined(ASSEMBLER) && !defined(NEEDPARAM)
168 .type REALNAME, @function ;\
185 #define BUFFER_SIZE ( 8 << 20)
188 #define PAGESIZE (64UL << 10)
190 #define HUGE_PAGESIZE ( 2 << 20)
192 #define BASE_ADDRESS (START_ADDRESS - BUFFER_SIZE * MAX_CPU_NUMBER)
194 #ifndef MAP_ANONYMOUS
195 #define MAP_ANONYMOUS MAP_ANON