diff libitm/libitm.h @ 111:04ced10e8804

gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
parents
children 84e7813d76e9
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/libitm/libitm.h	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,296 @@
+/* Copyright (C) 2008-2017 Free Software Foundation, Inc.
+   Contributed by Richard Henderson <rth@redhat.com>.
+
+   This file is part of the GNU Transactional Memory Library (libitm).
+
+   Libitm is free software; you can redistribute it and/or modify it
+   under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   Libitm is distributed in the hope that it will be useful, but WITHOUT ANY
+   WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+   FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+   more details.
+
+   Under Section 7 of GPL version 3, you are granted additional
+   permissions described in the GCC Runtime Library Exception, version
+   3.1, as published by the Free Software Foundation.
+
+   You should have received a copy of the GNU General Public License and
+   a copy of the GCC Runtime Library Exception along with this program;
+   see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+   <http://www.gnu.org/licenses/>.  */
+
+/* The external interface of this library follows the specification described
+   in version 1 of http://www.intel.com/some/path/here.pdf.  */
+
+#ifndef LIBITM_H
+#define LIBITM_H 1
+
+#include <stddef.h>
+#include <stdbool.h>
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifdef __i386__
+/* Only for 32-bit x86.  */
+# define ITM_REGPARM	__attribute__((regparm(2)))
+#else
+# define ITM_REGPARM
+#endif
+
+#define ITM_NORETURN	__attribute__((noreturn))
+#define ITM_PURE __attribute__((transaction_pure))
+
+/* The following are externally visible definitions and functions, though
+   only very few of these should be called by user code.  */
+
+/* Values used as arguments to abort. */
+typedef enum {
+    userAbort = 1,
+    userRetry = 2,
+    TMConflict= 4,
+    exceptionBlockAbort = 8,
+    outerAbort = 16
+} _ITM_abortReason;
+
+/* Arguments to changeTransactionMode */
+typedef enum
+{
+    modeSerialIrrevocable,
+} _ITM_transactionState;
+
+/* Results from inTransaction */
+typedef enum
+{
+    outsideTransaction = 0,    /* So "if (inTransaction(td))" works */
+    inRetryableTransaction,
+    inIrrevocableTransaction
+} _ITM_howExecuting;
+
+/* Values to describe properties of code, passed in to beginTransaction.
+   Some of these constants are duplicated in some of the ITM_beginTransaction
+   implementations, so update those too when applying any changes.  */
+typedef enum
+{
+   pr_instrumentedCode		= 0x0001,
+   pr_uninstrumentedCode	= 0x0002,
+   pr_multiwayCode		= pr_instrumentedCode | pr_uninstrumentedCode,
+   /* Called pr_hasNoXMMUpdate in the Intel document, used for
+      avoiding vector register save/restore for any target.  */
+   pr_hasNoVectorUpdate		= 0x0004,
+   pr_hasNoAbort		= 0x0008,
+   /* Not present in the Intel document, used for avoiding
+      floating point register save/restore for any target.  */
+   pr_hasNoFloatUpdate		= 0x0010,
+   pr_hasNoIrrevocable		= 0x0020,
+   pr_doesGoIrrevocable		= 0x0040,
+   pr_aWBarriersOmitted		= 0x0100,
+   pr_RaRBarriersOmitted	= 0x0200,
+   pr_undoLogCode		= 0x0400,
+   pr_preferUninstrumented	= 0x0800,
+   /* Exception blocks are not used nor supported. */
+   pr_exceptionBlock		= 0x1000,
+   pr_hasElse			= 0x2000,
+   pr_readOnly			= 0x4000,
+   pr_hasNoSimpleReads		= 0x400000,
+   /* These are not part of the ABI but used for custom HTM fast paths.  See
+      ITM_beginTransaction and gtm_thread::begin_transaction.  */
+   pr_HTMRetryableAbort		= 0x800000,
+   pr_HTMRetriedAfterAbort	= 0x1000000
+} _ITM_codeProperties;
+
+/* Result from startTransaction that describes what actions to take.
+   Some of these constants are duplicated in some of the ITM_beginTransaction
+   implementations, so update those too when applying any changes.  */
+typedef enum
+{
+   a_runInstrumentedCode       = 0x01,
+   a_runUninstrumentedCode     = 0x02,
+   a_saveLiveVariables         = 0x04,
+   a_restoreLiveVariables      = 0x08,
+   a_abortTransaction          = 0x10,
+   a_tryHTMFastPath            = 0x20
+} _ITM_actions;
+
+typedef struct
+{
+    uint32_t reserved_1;
+    uint32_t flags;
+    uint32_t reserved_2;
+    uint32_t reserved_3;
+    const char *psource;
+} _ITM_srcLocation;
+
+typedef void (* _ITM_userUndoFunction)(void *);
+typedef void (* _ITM_userCommitFunction) (void *);
+
+#define _ITM_VERSION "0.90 (Feb 29 2008)"
+#define _ITM_VERSION_NO 90
+
+extern int _ITM_versionCompatible (int) ITM_REGPARM;
+extern const char * _ITM_libraryVersion (void) ITM_REGPARM;
+
+void _ITM_error(const _ITM_srcLocation *, int errorCode)
+  ITM_REGPARM ITM_NORETURN;
+
+extern _ITM_howExecuting _ITM_inTransaction(void) ITM_REGPARM;
+
+typedef uint64_t _ITM_transactionId_t;	/* Transaction identifier */
+#define _ITM_noTransactionId 1		/* Id for non-transactional code. */
+
+extern _ITM_transactionId_t _ITM_getTransactionId(void) ITM_REGPARM;
+
+extern uint32_t _ITM_beginTransaction(uint32_t, ...) ITM_REGPARM;
+
+extern void _ITM_abortTransaction(_ITM_abortReason) ITM_REGPARM ITM_NORETURN;
+
+extern void _ITM_commitTransaction (void) ITM_REGPARM;
+
+extern void _ITM_changeTransactionMode (_ITM_transactionState) ITM_REGPARM;
+
+extern void _ITM_addUserCommitAction(_ITM_userCommitFunction,
+				     _ITM_transactionId_t, void *) ITM_REGPARM;
+
+extern void _ITM_addUserUndoAction(_ITM_userUndoFunction, void *) ITM_REGPARM;
+
+extern void _ITM_dropReferences (void *, size_t) ITM_REGPARM ITM_PURE;
+
+extern void *_ITM_malloc (size_t)
+       __attribute__((__malloc__)) ITM_PURE;
+
+extern void *_ITM_calloc (size_t, size_t)
+       __attribute__((__malloc__)) ITM_PURE;
+
+extern  void _ITM_free (void *) ITM_PURE;
+
+
+/* The following typedefs exist to make the macro expansions below work
+   properly.  They are not part of any API.  */
+typedef uint8_t  _ITM_TYPE_U1;
+typedef uint16_t _ITM_TYPE_U2;
+typedef uint32_t _ITM_TYPE_U4;
+typedef uint64_t _ITM_TYPE_U8;
+typedef float    _ITM_TYPE_F;
+typedef double   _ITM_TYPE_D;
+typedef long double _ITM_TYPE_E;
+typedef float _Complex _ITM_TYPE_CF;
+typedef double _Complex _ITM_TYPE_CD;
+typedef long double _Complex _ITM_TYPE_CE;
+
+#define ITM_BARRIERS(T) \
+  extern _ITM_TYPE_##T _ITM_R##T(const _ITM_TYPE_##T *) ITM_REGPARM;	\
+  extern _ITM_TYPE_##T _ITM_RaR##T(const _ITM_TYPE_##T *) ITM_REGPARM;	\
+  extern _ITM_TYPE_##T _ITM_RaW##T(const _ITM_TYPE_##T *) ITM_REGPARM;	\
+  extern _ITM_TYPE_##T _ITM_RfW##T(const _ITM_TYPE_##T *) ITM_REGPARM;	\
+  extern void _ITM_W##T (_ITM_TYPE_##T *, _ITM_TYPE_##T) ITM_REGPARM;	\
+  extern void _ITM_WaR##T (_ITM_TYPE_##T *, _ITM_TYPE_##T) ITM_REGPARM;	\
+  extern void _ITM_WaW##T (_ITM_TYPE_##T *, _ITM_TYPE_##T) ITM_REGPARM;
+
+ITM_BARRIERS(U1)
+ITM_BARRIERS(U2)
+ITM_BARRIERS(U4)
+ITM_BARRIERS(U8)
+ITM_BARRIERS(F)
+ITM_BARRIERS(D)
+ITM_BARRIERS(E)
+ITM_BARRIERS(CF)
+ITM_BARRIERS(CD)
+ITM_BARRIERS(CE)
+
+#define ITM_LOG(T) \
+  extern void _ITM_L##T (const _ITM_TYPE_##T *) ITM_REGPARM;
+
+ITM_LOG(U1)
+ITM_LOG(U2)
+ITM_LOG(U4)
+ITM_LOG(U8)
+ITM_LOG(F)
+ITM_LOG(D)
+ITM_LOG(E)
+ITM_LOG(CF)
+ITM_LOG(CD)
+ITM_LOG(CE)
+
+#if defined(__i386__) || defined(__x86_64__)
+# ifdef __MMX__
+  typedef int _ITM_TYPE_M64 __attribute__((vector_size(8), may_alias));
+  ITM_BARRIERS(M64)
+  ITM_LOG(M64)
+# endif
+# ifdef __SSE__
+  typedef float _ITM_TYPE_M128 __attribute__((vector_size(16), may_alias));
+  ITM_BARRIERS(M128)
+  ITM_LOG(M128)
+# endif
+# ifdef __AVX__
+  typedef float _ITM_TYPE_M256 __attribute__((vector_size(32), may_alias));
+  ITM_BARRIERS(M256)
+  ITM_LOG(M256)
+# endif
+#endif /* i386 */
+
+#undef ITM_BARRIERS
+#undef ITM_LOG
+
+extern void _ITM_LB (const void *, size_t) ITM_REGPARM;
+
+extern void _ITM_memcpyRnWt(void *, const void *, size_t) ITM_REGPARM;
+extern void _ITM_memcpyRnWtaR(void *, const void *, size_t) ITM_REGPARM;
+extern void _ITM_memcpyRnWtaW(void *, const void *, size_t) ITM_REGPARM;
+extern void _ITM_memcpyRtWn(void *, const void *, size_t) ITM_REGPARM;
+extern void _ITM_memcpyRtWt(void *, const void *, size_t) ITM_REGPARM;
+extern void _ITM_memcpyRtWtaR(void *, const void *, size_t) ITM_REGPARM;
+extern void _ITM_memcpyRtWtaW(void *, const void *, size_t) ITM_REGPARM;
+extern void _ITM_memcpyRtaRWn(void *, const void *, size_t) ITM_REGPARM;
+extern void _ITM_memcpyRtaRWt(void *, const void *, size_t) ITM_REGPARM;
+extern void _ITM_memcpyRtaRWtaR(void *, const void *, size_t) ITM_REGPARM;
+extern void _ITM_memcpyRtaRWtaW(void *, const void *, size_t) ITM_REGPARM;
+extern void _ITM_memcpyRtaWWn(void *, const void *, size_t) ITM_REGPARM;
+extern void _ITM_memcpyRtaWWt(void *, const void *, size_t) ITM_REGPARM;
+extern void _ITM_memcpyRtaWWtaR(void *, const void *, size_t) ITM_REGPARM;
+extern void _ITM_memcpyRtaWWtaW(void *, const void *, size_t) ITM_REGPARM;
+
+extern void _ITM_memmoveRnWt(void *, const void *, size_t) ITM_REGPARM;
+extern void _ITM_memmoveRnWtaR(void *, const void *, size_t) ITM_REGPARM;
+extern void _ITM_memmoveRnWtaW(void *, const void *, size_t) ITM_REGPARM;
+extern void _ITM_memmoveRtWn(void *, const void *, size_t) ITM_REGPARM;
+extern void _ITM_memmoveRtWt(void *, const void *, size_t) ITM_REGPARM;
+extern void _ITM_memmoveRtWtaR(void *, const void *, size_t) ITM_REGPARM;
+extern void _ITM_memmoveRtWtaW(void *, const void *, size_t) ITM_REGPARM;
+extern void _ITM_memmoveRtaRWn(void *, const void *, size_t) ITM_REGPARM;
+extern void _ITM_memmoveRtaRWt(void *, const void *, size_t) ITM_REGPARM;
+extern void _ITM_memmoveRtaRWtaR(void *, const void *, size_t) ITM_REGPARM;
+extern void _ITM_memmoveRtaRWtaW(void *, const void *, size_t) ITM_REGPARM;
+extern void _ITM_memmoveRtaWWn(void *, const void *, size_t) ITM_REGPARM;
+extern void _ITM_memmoveRtaWWt(void *, const void *, size_t) ITM_REGPARM;
+extern void _ITM_memmoveRtaWWtaR(void *, const void *, size_t) ITM_REGPARM;
+extern void _ITM_memmoveRtaWWtaW(void *, const void *, size_t) ITM_REGPARM;
+
+extern void _ITM_memsetW(void *, int, size_t) ITM_REGPARM;
+extern void _ITM_memsetWaR(void *, int, size_t) ITM_REGPARM;
+extern void _ITM_memsetWaW(void *, int, size_t) ITM_REGPARM;
+
+// ??? These are not yet in the official spec; still work-in-progress.
+
+extern void *_ITM_getTMCloneOrIrrevocable (void *) ITM_REGPARM;
+extern void *_ITM_getTMCloneSafe (void *) ITM_REGPARM;
+extern void _ITM_registerTMCloneTable (void *, size_t);
+extern void _ITM_deregisterTMCloneTable (void *);
+
+extern void *_ITM_cxa_allocate_exception (size_t);
+extern void _ITM_cxa_free_exception (void *exc_ptr);
+extern void _ITM_cxa_throw (void *obj, void *tinfo, void *dest);
+extern void *_ITM_cxa_begin_catch (void *exc_ptr);
+extern void _ITM_cxa_end_catch (void);
+extern void _ITM_commitTransactionEH(void *exc_ptr) ITM_REGPARM;
+
+#ifdef __cplusplus
+} /* extern "C" */
+#endif
+
+#endif /* LIBITM_H */