| /*===---- 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 */ |