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/*===---- htmxlintrin.h - XL compiler HTM execution intrinsics-------------===*\
*
* Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
* See https://llvm.org/LICENSE.txt for license information.
* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
*
\*===----------------------------------------------------------------------===*/
#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" publicly 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 */