/*===---- htmintrin.h - Standard header for PowerPC HTM ---------------===*\ * * 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 __HTMINTRIN_H #define __HTMINTRIN_H #ifndef __HTM__ #error "HTM instruction set not enabled" #endif #ifdef __powerpc__ #include typedef uint64_t texasr_t; typedef uint32_t texasru_t; typedef uint32_t texasrl_t; typedef uintptr_t tfiar_t; typedef uintptr_t tfhar_t; #define _HTM_STATE(CR0) ((CR0 >> 1) & 0x3) #define _HTM_NONTRANSACTIONAL 0x0 #define _HTM_SUSPENDED 0x1 #define _HTM_TRANSACTIONAL 0x2 #define _TEXASR_EXTRACT_BITS(TEXASR,BITNUM,SIZE) \ (((TEXASR) >> (63-(BITNUM))) & ((1<<(SIZE))-1)) #define _TEXASRU_EXTRACT_BITS(TEXASR,BITNUM,SIZE) \ (((TEXASR) >> (31-(BITNUM))) & ((1<<(SIZE))-1)) #define _TEXASR_FAILURE_CODE(TEXASR) \ _TEXASR_EXTRACT_BITS(TEXASR, 7, 8) #define _TEXASRU_FAILURE_CODE(TEXASRU) \ _TEXASRU_EXTRACT_BITS(TEXASRU, 7, 8) #define _TEXASR_FAILURE_PERSISTENT(TEXASR) \ _TEXASR_EXTRACT_BITS(TEXASR, 7, 1) #define _TEXASRU_FAILURE_PERSISTENT(TEXASRU) \ _TEXASRU_EXTRACT_BITS(TEXASRU, 7, 1) #define _TEXASR_DISALLOWED(TEXASR) \ _TEXASR_EXTRACT_BITS(TEXASR, 8, 1) #define _TEXASRU_DISALLOWED(TEXASRU) \ _TEXASRU_EXTRACT_BITS(TEXASRU, 8, 1) #define _TEXASR_NESTING_OVERFLOW(TEXASR) \ _TEXASR_EXTRACT_BITS(TEXASR, 9, 1) #define _TEXASRU_NESTING_OVERFLOW(TEXASRU) \ _TEXASRU_EXTRACT_BITS(TEXASRU, 9, 1) #define _TEXASR_FOOTPRINT_OVERFLOW(TEXASR) \ _TEXASR_EXTRACT_BITS(TEXASR, 10, 1) #define _TEXASRU_FOOTPRINT_OVERFLOW(TEXASRU) \ _TEXASRU_EXTRACT_BITS(TEXASRU, 10, 1) #define _TEXASR_SELF_INDUCED_CONFLICT(TEXASR) \ _TEXASR_EXTRACT_BITS(TEXASR, 11, 1) #define _TEXASRU_SELF_INDUCED_CONFLICT(TEXASRU) \ _TEXASRU_EXTRACT_BITS(TEXASRU, 11, 1) #define _TEXASR_NON_TRANSACTIONAL_CONFLICT(TEXASR) \ _TEXASR_EXTRACT_BITS(TEXASR, 12, 1) #define _TEXASRU_NON_TRANSACTIONAL_CONFLICT(TEXASRU) \ _TEXASRU_EXTRACT_BITS(TEXASRU, 12, 1) #define _TEXASR_TRANSACTION_CONFLICT(TEXASR) \ _TEXASR_EXTRACT_BITS(TEXASR, 13, 1) #define _TEXASRU_TRANSACTION_CONFLICT(TEXASRU) \ _TEXASRU_EXTRACT_BITS(TEXASRU, 13, 1) #define _TEXASR_TRANSLATION_INVALIDATION_CONFLICT(TEXASR) \ _TEXASR_EXTRACT_BITS(TEXASR, 14, 1) #define _TEXASRU_TRANSLATION_INVALIDATION_CONFLICT(TEXASRU) \ _TEXASRU_EXTRACT_BITS(TEXASRU, 14, 1) #define _TEXASR_IMPLEMENTAION_SPECIFIC(TEXASR) \ _TEXASR_EXTRACT_BITS(TEXASR, 15, 1) #define _TEXASRU_IMPLEMENTAION_SPECIFIC(TEXASRU) \ _TEXASRU_EXTRACT_BITS(TEXASRU, 15, 1) #define _TEXASR_INSTRUCTION_FETCH_CONFLICT(TEXASR) \ _TEXASR_EXTRACT_BITS(TEXASR, 16, 1) #define _TEXASRU_INSTRUCTION_FETCH_CONFLICT(TEXASRU) \ _TEXASRU_EXTRACT_BITS(TEXASRU, 16, 1) #define _TEXASR_ABORT(TEXASR) \ _TEXASR_EXTRACT_BITS(TEXASR, 31, 1) #define _TEXASRU_ABORT(TEXASRU) \ _TEXASRU_EXTRACT_BITS(TEXASRU, 31, 1) #define _TEXASR_SUSPENDED(TEXASR) \ _TEXASR_EXTRACT_BITS(TEXASR, 32, 1) #define _TEXASR_PRIVILEGE(TEXASR) \ _TEXASR_EXTRACT_BITS(TEXASR, 35, 2) #define _TEXASR_FAILURE_SUMMARY(TEXASR) \ _TEXASR_EXTRACT_BITS(TEXASR, 36, 1) #define _TEXASR_TFIAR_EXACT(TEXASR) \ _TEXASR_EXTRACT_BITS(TEXASR, 37, 1) #define _TEXASR_ROT(TEXASR) \ _TEXASR_EXTRACT_BITS(TEXASR, 38, 1) #define _TEXASR_TRANSACTION_LEVEL(TEXASR) \ _TEXASR_EXTRACT_BITS(TEXASR, 63, 12) #endif /* __powerpc */ #ifdef __s390__ /* Condition codes generated by tbegin */ #define _HTM_TBEGIN_STARTED 0 #define _HTM_TBEGIN_INDETERMINATE 1 #define _HTM_TBEGIN_TRANSIENT 2 #define _HTM_TBEGIN_PERSISTENT 3 /* The abort codes below this threshold are reserved for machine use. */ #define _HTM_FIRST_USER_ABORT_CODE 256 /* The transaction diagnostic block is it is defined in the Principles of Operation chapter 5-91. */ struct __htm_tdb { unsigned char format; /* 0 */ unsigned char flags; unsigned char reserved1[4]; unsigned short nesting_depth; unsigned long long abort_code; /* 8 */ unsigned long long conflict_token; /* 16 */ unsigned long long atia; /* 24 */ unsigned char eaid; /* 32 */ unsigned char dxc; unsigned char reserved2[2]; unsigned int program_int_id; unsigned long long exception_id; /* 40 */ unsigned long long bea; /* 48 */ unsigned char reserved3[72]; /* 56 */ unsigned long long gprs[16]; /* 128 */ } __attribute__((__packed__, __aligned__ (8))); /* Helper intrinsics to retry tbegin in case of transient failure. */ static __inline int __attribute__((__always_inline__, __nodebug__)) __builtin_tbegin_retry_null (int __retry) { int cc, i = 0; while ((cc = __builtin_tbegin(0)) == _HTM_TBEGIN_TRANSIENT && i++ < __retry) __builtin_tx_assist(i); return cc; } static __inline int __attribute__((__always_inline__, __nodebug__)) __builtin_tbegin_retry_tdb (void *__tdb, int __retry) { int cc, i = 0; while ((cc = __builtin_tbegin(__tdb)) == _HTM_TBEGIN_TRANSIENT && i++ < __retry) __builtin_tx_assist(i); return cc; } #define __builtin_tbegin_retry(tdb, retry) \ (__builtin_constant_p(tdb == 0) && tdb == 0 ? \ __builtin_tbegin_retry_null(retry) : \ __builtin_tbegin_retry_tdb(tdb, retry)) static __inline int __attribute__((__always_inline__, __nodebug__)) __builtin_tbegin_retry_nofloat_null (int __retry) { int cc, i = 0; while ((cc = __builtin_tbegin_nofloat(0)) == _HTM_TBEGIN_TRANSIENT && i++ < __retry) __builtin_tx_assist(i); return cc; } static __inline int __attribute__((__always_inline__, __nodebug__)) __builtin_tbegin_retry_nofloat_tdb (void *__tdb, int __retry) { int cc, i = 0; while ((cc = __builtin_tbegin_nofloat(__tdb)) == _HTM_TBEGIN_TRANSIENT && i++ < __retry) __builtin_tx_assist(i); return cc; } #define __builtin_tbegin_retry_nofloat(tdb, retry) \ (__builtin_constant_p(tdb == 0) && tdb == 0 ? \ __builtin_tbegin_retry_nofloat_null(retry) : \ __builtin_tbegin_retry_nofloat_tdb(tdb, retry)) #endif /* __s390__ */ #endif /* __HTMINTRIN_H */