sdk/build-tools/25.0.2/renderscript/clang-include/htmintrin.h

   1 /*===---- htmintrin.h - Standard header for PowerPC HTM ---------------===*\
   2  *
   3  * Permission is hereby granted, free of charge, to any person obtaining a copy
   4  * of this software and associated documentation files (the "Software"), to deal
   5  * in the Software without restriction, including without limitation the rights
   6  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   7  * copies of the Software, and to permit persons to whom the Software is
   8  * furnished to do so, subject to the following conditions:
   9  *
  10  * The above copyright notice and this permission notice shall be included in
  11  * all copies or substantial portions of the Software.
  12  *
  13  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  14  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  15  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  16  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  17  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  18  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  19  * THE SOFTWARE.
  20  *
  21 \*===----------------------------------------------------------------------===*/
  22
  23 #ifndef __HTMINTRIN_H
  24 #define __HTMINTRIN_H
  25
  26 #ifndef __HTM__
  27 #error "HTM instruction set not enabled"
  28 #endif
  29
  30 #ifdef __powerpc__
  31
  32 #include <stdint.h>
  33
  34 typedef uint64_t texasr_t;
  35 typedef uint32_t texasru_t;
  36 typedef uint32_t texasrl_t;
  37 typedef uintptr_t tfiar_t;
  38 typedef uintptr_t tfhar_t;
  39
  40 #define _HTM_STATE(CR0) ((CR0 >> 1) & 0x3)
  41 #define _HTM_NONTRANSACTIONAL 0x0
  42 #define _HTM_SUSPENDED        0x1
  43 #define _HTM_TRANSACTIONAL    0x2
  44
  45 #define _TEXASR_EXTRACT_BITS(TEXASR,BITNUM,SIZE) \
  46   (((TEXASR) >> (63-(BITNUM))) & ((1<<(SIZE))-1))
  47 #define _TEXASRU_EXTRACT_BITS(TEXASR,BITNUM,SIZE) \
  48   (((TEXASR) >> (31-(BITNUM))) & ((1<<(SIZE))-1))
  49
  50 #define _TEXASR_FAILURE_CODE(TEXASR) \
  51   _TEXASR_EXTRACT_BITS(TEXASR, 7, 8)
  52 #define _TEXASRU_FAILURE_CODE(TEXASRU) \
  53   _TEXASRU_EXTRACT_BITS(TEXASRU, 7, 8)
  54
  55 #define _TEXASR_FAILURE_PERSISTENT(TEXASR) \
  56   _TEXASR_EXTRACT_BITS(TEXASR, 7, 1)
  57 #define _TEXASRU_FAILURE_PERSISTENT(TEXASRU) \
  58   _TEXASRU_EXTRACT_BITS(TEXASRU, 7, 1)
  59
  60 #define _TEXASR_DISALLOWED(TEXASR) \
  61   _TEXASR_EXTRACT_BITS(TEXASR, 8, 1)
  62 #define _TEXASRU_DISALLOWED(TEXASRU) \
  63   _TEXASRU_EXTRACT_BITS(TEXASRU, 8, 1)
  64
  65 #define _TEXASR_NESTING_OVERFLOW(TEXASR) \
  66   _TEXASR_EXTRACT_BITS(TEXASR, 9, 1)
  67 #define _TEXASRU_NESTING_OVERFLOW(TEXASRU) \
  68   _TEXASRU_EXTRACT_BITS(TEXASRU, 9, 1)
  69
  70 #define _TEXASR_FOOTPRINT_OVERFLOW(TEXASR) \
  71   _TEXASR_EXTRACT_BITS(TEXASR, 10, 1)
  72 #define _TEXASRU_FOOTPRINT_OVERFLOW(TEXASRU) \
  73   _TEXASRU_EXTRACT_BITS(TEXASRU, 10, 1)
  74
  75 #define _TEXASR_SELF_INDUCED_CONFLICT(TEXASR) \
  76   _TEXASR_EXTRACT_BITS(TEXASR, 11, 1)
  77 #define _TEXASRU_SELF_INDUCED_CONFLICT(TEXASRU) \
  78   _TEXASRU_EXTRACT_BITS(TEXASRU, 11, 1)
  79
  80 #define _TEXASR_NON_TRANSACTIONAL_CONFLICT(TEXASR) \
  81   _TEXASR_EXTRACT_BITS(TEXASR, 12, 1)
  82 #define _TEXASRU_NON_TRANSACTIONAL_CONFLICT(TEXASRU) \
  83   _TEXASRU_EXTRACT_BITS(TEXASRU, 12, 1)
  84
  85 #define _TEXASR_TRANSACTION_CONFLICT(TEXASR) \
  86   _TEXASR_EXTRACT_BITS(TEXASR, 13, 1)
  87 #define _TEXASRU_TRANSACTION_CONFLICT(TEXASRU) \
  88   _TEXASRU_EXTRACT_BITS(TEXASRU, 13, 1)
  89
  90 #define _TEXASR_TRANSLATION_INVALIDATION_CONFLICT(TEXASR) \
  91   _TEXASR_EXTRACT_BITS(TEXASR, 14, 1)
  92 #define _TEXASRU_TRANSLATION_INVALIDATION_CONFLICT(TEXASRU) \
  93   _TEXASRU_EXTRACT_BITS(TEXASRU, 14, 1)
  94
  95 #define _TEXASR_IMPLEMENTAION_SPECIFIC(TEXASR) \
  96   _TEXASR_EXTRACT_BITS(TEXASR, 15, 1)
  97 #define _TEXASRU_IMPLEMENTAION_SPECIFIC(TEXASRU) \
  98   _TEXASRU_EXTRACT_BITS(TEXASRU, 15, 1)
  99
 100 #define _TEXASR_INSTRUCTION_FETCH_CONFLICT(TEXASR) \
 101   _TEXASR_EXTRACT_BITS(TEXASR, 16, 1)
 102 #define _TEXASRU_INSTRUCTION_FETCH_CONFLICT(TEXASRU) \
 103   _TEXASRU_EXTRACT_BITS(TEXASRU, 16, 1)
 104
 105 #define _TEXASR_ABORT(TEXASR) \
 106   _TEXASR_EXTRACT_BITS(TEXASR, 31, 1)
 107 #define _TEXASRU_ABORT(TEXASRU) \
 108   _TEXASRU_EXTRACT_BITS(TEXASRU, 31, 1)
 109
 110
 111 #define _TEXASR_SUSPENDED(TEXASR) \
 112   _TEXASR_EXTRACT_BITS(TEXASR, 32, 1)
 113
 114 #define _TEXASR_PRIVILEGE(TEXASR) \
 115   _TEXASR_EXTRACT_BITS(TEXASR, 35, 2)
 116
 117 #define _TEXASR_FAILURE_SUMMARY(TEXASR) \
 118   _TEXASR_EXTRACT_BITS(TEXASR, 36, 1)
 119
 120 #define _TEXASR_TFIAR_EXACT(TEXASR) \
 121   _TEXASR_EXTRACT_BITS(TEXASR, 37, 1)
 122
 123 #define _TEXASR_ROT(TEXASR) \
 124   _TEXASR_EXTRACT_BITS(TEXASR, 38, 1)
 125
 126 #define _TEXASR_TRANSACTION_LEVEL(TEXASR) \
 127   _TEXASR_EXTRACT_BITS(TEXASR, 63, 12)
 128
 129 #endif /* __powerpc */
 130
 131 #ifdef __s390__
 132
 133 /* Condition codes generated by tbegin  */
 134 #define _HTM_TBEGIN_STARTED       0
 135 #define _HTM_TBEGIN_INDETERMINATE 1
 136 #define _HTM_TBEGIN_TRANSIENT     2
 137 #define _HTM_TBEGIN_PERSISTENT    3
 138
 139 /* The abort codes below this threshold are reserved for machine use.  */
 140 #define _HTM_FIRST_USER_ABORT_CODE 256
 141
 142 /* The transaction diagnostic block is it is defined in the Principles
 143    of Operation chapter 5-91.  */
 144
 145 struct __htm_tdb {
 146   unsigned char format;                /*   0 */
 147   unsigned char flags;
 148   unsigned char reserved1[4];
 149   unsigned short nesting_depth;
 150   unsigned long long abort_code;       /*   8 */
 151   unsigned long long conflict_token;   /*  16 */
 152   unsigned long long atia;             /*  24 */
 153   unsigned char eaid;                  /*  32 */
 154   unsigned char dxc;
 155   unsigned char reserved2[2];
 156   unsigned int program_int_id;
 157   unsigned long long exception_id;     /*  40 */
 158   unsigned long long bea;              /*  48 */
 159   unsigned char reserved3[72];         /*  56 */
 160   unsigned long long gprs[16];         /* 128 */
 161 } __attribute__((__packed__, __aligned__ (8)));
 162
 163
 164 /* Helper intrinsics to retry tbegin in case of transient failure.  */
 165
 166 static __inline int __attribute__((__always_inline__, __nodebug__))
 167 __builtin_tbegin_retry_null (int retry)
 168 {
 169   int cc, i = 0;
 170
 171   while ((cc = __builtin_tbegin(0)) == _HTM_TBEGIN_TRANSIENT
 172          && i++ < retry)
 173     __builtin_tx_assist(i);
 174
 175   return cc;
 176 }
 177
 178 static __inline int __attribute__((__always_inline__, __nodebug__))
 179 __builtin_tbegin_retry_tdb (void *tdb, int retry)
 180 {
 181   int cc, i = 0;
 182
 183   while ((cc = __builtin_tbegin(tdb)) == _HTM_TBEGIN_TRANSIENT
 184          && i++ < retry)
 185     __builtin_tx_assist(i);
 186
 187   return cc;
 188 }
 189
 190 #define __builtin_tbegin_retry(tdb, retry) \
 191   (__builtin_constant_p(tdb == 0) && tdb == 0 ? \
 192    __builtin_tbegin_retry_null(retry) : \
 193    __builtin_tbegin_retry_tdb(tdb, retry))
 194
 195 static __inline int __attribute__((__always_inline__, __nodebug__))
 196 __builtin_tbegin_retry_nofloat_null (int retry)
 197 {
 198   int cc, i = 0;
 199
 200   while ((cc = __builtin_tbegin_nofloat(0)) == _HTM_TBEGIN_TRANSIENT
 201          && i++ < retry)
 202     __builtin_tx_assist(i);
 203
 204   return cc;
 205 }
 206
 207 static __inline int __attribute__((__always_inline__, __nodebug__))
 208 __builtin_tbegin_retry_nofloat_tdb (void *tdb, int retry)
 209 {
 210   int cc, i = 0;
 211
 212   while ((cc = __builtin_tbegin_nofloat(tdb)) == _HTM_TBEGIN_TRANSIENT
 213          && i++ < retry)
 214     __builtin_tx_assist(i);
 215
 216   return cc;
 217 }
 218
 219 #define __builtin_tbegin_retry_nofloat(tdb, retry) \
 220   (__builtin_constant_p(tdb == 0) && tdb == 0 ? \
 221    __builtin_tbegin_retry_nofloat_null(retry) : \
 222    __builtin_tbegin_retry_nofloat_tdb(tdb, retry))
 223
 224 #endif /* __s390__ */
 225
 226 #endif /* __HTMINTRIN_H */