123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359 |
- /*===---- htmxlintrin.h - XL compiler HTM execution intrinsics-------------===*\
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- *
- \*===----------------------------------------------------------------------===*/
- #ifndef __HTMXLINTRIN_H
- #define __HTMXLINTRIN_H
- #ifndef __HTM__
- #error "HTM instruction set not enabled"
- #endif
- #include <htmintrin.h>
- #ifdef __powerpc__
- #ifdef __cplusplus
- extern "C" {
- #endif
- #define _TEXASR_PTR(TM_BUF) ((texasr_t *)((char *)(TM_BUF) + 0))
- #define _TEXASRU_PTR(TM_BUF) ((texasru_t *)((char *)(TM_BUF) + 0))
- #define _TEXASRL_PTR(TM_BUF) ((texasrl_t *)((char *)(TM_BUF) + 4))
- #define _TFIAR_PTR(TM_BUF) ((tfiar_t *)((char *)(TM_BUF) + 8))
- typedef char TM_buff_type[16];
- /* This macro can be used to determine whether a transaction was successfully
- started from the __TM_begin() and __TM_simple_begin() intrinsic functions
- below. */
- #define _HTM_TBEGIN_STARTED 1
- extern __inline long
- __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
- __TM_simple_begin (void)
- {
- if (__builtin_expect (__builtin_tbegin (0), 1))
- return _HTM_TBEGIN_STARTED;
- return 0;
- }
- extern __inline long
- __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
- __TM_begin (void* const __TM_buff)
- {
- *_TEXASRL_PTR (__TM_buff) = 0;
- if (__builtin_expect (__builtin_tbegin (0), 1))
- return _HTM_TBEGIN_STARTED;
- #ifdef __powerpc64__
- *_TEXASR_PTR (__TM_buff) = __builtin_get_texasr ();
- #else
- *_TEXASRU_PTR (__TM_buff) = __builtin_get_texasru ();
- *_TEXASRL_PTR (__TM_buff) = __builtin_get_texasr ();
- #endif
- *_TFIAR_PTR (__TM_buff) = __builtin_get_tfiar ();
- return 0;
- }
- extern __inline long
- __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
- __TM_end (void)
- {
- if (__builtin_expect (__builtin_tend (0), 1))
- return 1;
- return 0;
- }
- extern __inline void
- __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
- __TM_abort (void)
- {
- __builtin_tabort (0);
- }
- extern __inline void
- __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
- __TM_named_abort (unsigned char const __code)
- {
- __builtin_tabort (__code);
- }
- extern __inline void
- __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
- __TM_resume (void)
- {
- __builtin_tresume ();
- }
- extern __inline void
- __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
- __TM_suspend (void)
- {
- __builtin_tsuspend ();
- }
- extern __inline long
- __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
- __TM_is_user_abort (void* const __TM_buff)
- {
- texasru_t texasru = *_TEXASRU_PTR (__TM_buff);
- return _TEXASRU_ABORT (texasru);
- }
- extern __inline long
- __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
- __TM_is_named_user_abort (void* const __TM_buff, unsigned char *__code)
- {
- texasru_t texasru = *_TEXASRU_PTR (__TM_buff);
- *__code = _TEXASRU_FAILURE_CODE (texasru);
- return _TEXASRU_ABORT (texasru);
- }
- extern __inline long
- __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
- __TM_is_illegal (void* const __TM_buff)
- {
- texasru_t texasru = *_TEXASRU_PTR (__TM_buff);
- return _TEXASRU_DISALLOWED (texasru);
- }
- extern __inline long
- __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
- __TM_is_footprint_exceeded (void* const __TM_buff)
- {
- texasru_t texasru = *_TEXASRU_PTR (__TM_buff);
- return _TEXASRU_FOOTPRINT_OVERFLOW (texasru);
- }
- extern __inline long
- __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
- __TM_nesting_depth (void* const __TM_buff)
- {
- texasrl_t texasrl;
- if (_HTM_STATE (__builtin_ttest ()) == _HTM_NONTRANSACTIONAL)
- {
- texasrl = *_TEXASRL_PTR (__TM_buff);
- if (!_TEXASR_FAILURE_SUMMARY (texasrl))
- texasrl = 0;
- }
- else
- texasrl = (texasrl_t) __builtin_get_texasr ();
- return _TEXASR_TRANSACTION_LEVEL (texasrl);
- }
- extern __inline long
- __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
- __TM_is_nested_too_deep(void* const __TM_buff)
- {
- texasru_t texasru = *_TEXASRU_PTR (__TM_buff);
- return _TEXASRU_NESTING_OVERFLOW (texasru);
- }
- extern __inline long
- __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
- __TM_is_conflict(void* const __TM_buff)
- {
- texasru_t texasru = *_TEXASRU_PTR (__TM_buff);
- /* Return TEXASR bits 11 (Self-Induced Conflict) through
- 14 (Translation Invalidation Conflict). */
- return (_TEXASRU_EXTRACT_BITS (texasru, 14, 4)) ? 1 : 0;
- }
- extern __inline long
- __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
- __TM_is_failure_persistent(void* const __TM_buff)
- {
- texasru_t texasru = *_TEXASRU_PTR (__TM_buff);
- return _TEXASRU_FAILURE_PERSISTENT (texasru);
- }
- extern __inline long
- __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
- __TM_failure_address(void* const __TM_buff)
- {
- return *_TFIAR_PTR (__TM_buff);
- }
- extern __inline long long
- __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
- __TM_failure_code(void* const __TM_buff)
- {
- return *_TEXASR_PTR (__TM_buff);
- }
- #ifdef __cplusplus
- }
- #endif
- #endif /* __powerpc__ */
- #ifdef __s390__
- #include <stdint.h>
- /* These intrinsics are being made available for compatibility with
- the IBM XL compiler. For documentation please see the "z/OS XL
- C/C++ Programming Guide" publically available on the web. */
- static __inline long __attribute__((__always_inline__, __nodebug__))
- __TM_simple_begin ()
- {
- return __builtin_tbegin_nofloat (0);
- }
- static __inline long __attribute__((__always_inline__, __nodebug__))
- __TM_begin (void* const __tdb)
- {
- return __builtin_tbegin_nofloat (__tdb);
- }
- static __inline long __attribute__((__always_inline__, __nodebug__))
- __TM_end ()
- {
- return __builtin_tend ();
- }
- static __inline void __attribute__((__always_inline__))
- __TM_abort ()
- {
- return __builtin_tabort (_HTM_FIRST_USER_ABORT_CODE);
- }
- static __inline void __attribute__((__always_inline__, __nodebug__))
- __TM_named_abort (unsigned char const __code)
- {
- return __builtin_tabort ((int)_HTM_FIRST_USER_ABORT_CODE + __code);
- }
- static __inline void __attribute__((__always_inline__, __nodebug__))
- __TM_non_transactional_store (void* const __addr, long long const __value)
- {
- __builtin_non_tx_store ((uint64_t*)__addr, (uint64_t)__value);
- }
- static __inline long __attribute__((__always_inline__, __nodebug__))
- __TM_nesting_depth (void* const __tdb_ptr)
- {
- int depth = __builtin_tx_nesting_depth ();
- struct __htm_tdb *tdb = (struct __htm_tdb*)__tdb_ptr;
- if (depth != 0)
- return depth;
- if (tdb->format != 1)
- return 0;
- return tdb->nesting_depth;
- }
- /* Transaction failure diagnostics */
- static __inline long __attribute__((__always_inline__, __nodebug__))
- __TM_is_user_abort (void* const __tdb_ptr)
- {
- struct __htm_tdb *tdb = (struct __htm_tdb*)__tdb_ptr;
- if (tdb->format != 1)
- return 0;
- return !!(tdb->abort_code >= _HTM_FIRST_USER_ABORT_CODE);
- }
- static __inline long __attribute__((__always_inline__, __nodebug__))
- __TM_is_named_user_abort (void* const __tdb_ptr, unsigned char* __code)
- {
- struct __htm_tdb *tdb = (struct __htm_tdb*)__tdb_ptr;
- if (tdb->format != 1)
- return 0;
- if (tdb->abort_code >= _HTM_FIRST_USER_ABORT_CODE)
- {
- *__code = tdb->abort_code - _HTM_FIRST_USER_ABORT_CODE;
- return 1;
- }
- return 0;
- }
- static __inline long __attribute__((__always_inline__, __nodebug__))
- __TM_is_illegal (void* const __tdb_ptr)
- {
- struct __htm_tdb *tdb = (struct __htm_tdb*)__tdb_ptr;
- return (tdb->format == 1
- && (tdb->abort_code == 4 /* unfiltered program interruption */
- || tdb->abort_code == 11 /* restricted instruction */));
- }
- static __inline long __attribute__((__always_inline__, __nodebug__))
- __TM_is_footprint_exceeded (void* const __tdb_ptr)
- {
- struct __htm_tdb *tdb = (struct __htm_tdb*)__tdb_ptr;
- return (tdb->format == 1
- && (tdb->abort_code == 7 /* fetch overflow */
- || tdb->abort_code == 8 /* store overflow */));
- }
- static __inline long __attribute__((__always_inline__, __nodebug__))
- __TM_is_nested_too_deep (void* const __tdb_ptr)
- {
- struct __htm_tdb *tdb = (struct __htm_tdb*)__tdb_ptr;
- return tdb->format == 1 && tdb->abort_code == 13; /* depth exceeded */
- }
- static __inline long __attribute__((__always_inline__, __nodebug__))
- __TM_is_conflict (void* const __tdb_ptr)
- {
- struct __htm_tdb *tdb = (struct __htm_tdb*)__tdb_ptr;
- return (tdb->format == 1
- && (tdb->abort_code == 9 /* fetch conflict */
- || tdb->abort_code == 10 /* store conflict */));
- }
- static __inline long __attribute__((__always_inline__, __nodebug__))
- __TM_is_failure_persistent (long const __result)
- {
- return __result == _HTM_TBEGIN_PERSISTENT;
- }
- static __inline long __attribute__((__always_inline__, __nodebug__))
- __TM_failure_address (void* const __tdb_ptr)
- {
- struct __htm_tdb *tdb = (struct __htm_tdb*)__tdb_ptr;
- return tdb->atia;
- }
- static __inline long __attribute__((__always_inline__, __nodebug__))
- __TM_failure_code (void* const __tdb_ptr)
- {
- struct __htm_tdb *tdb = (struct __htm_tdb*)__tdb_ptr;
- return tdb->abort_code;
- }
- #endif /* __s390__ */
- #endif /* __HTMXLINTRIN_H */
|