diff options
Diffstat (limited to 'runtime/sdt.h')
| -rw-r--r-- | runtime/sdt.h | 163 |
1 files changed, 0 insertions, 163 deletions
diff --git a/runtime/sdt.h b/runtime/sdt.h deleted file mode 100644 index 9fe7b176..00000000 --- a/runtime/sdt.h +++ /dev/null @@ -1,163 +0,0 @@ -// Copyright (C) 2005-2009 Red Hat Inc. -// Copyright (C) 2006 Intel Corporation. -// -// This file is part of systemtap, and is free software. You can -// redistribute it and/or modify it under the terms of the GNU General -// Public License (GPL); either version 2, or (at your option) any -// later version. - -#include <string.h> - -#if _LP64 -#define STAP_PROBE_STRUCT_ARG(arg) \ - __uint64_t arg; -#else -#define STAP_PROBE_STRUCT_ARG(arg) \ - long arg __attribute__ ((aligned(8))); -#endif - -#define STAP_SENTINEL 0x31425250 - -#define STAP_PROBE_STRUCT(probe,type,argc) \ -struct _probe_ ## probe \ -{ \ - int probe_type; \ - char *probe_name; \ - STAP_PROBE_STRUCT_ARG (probe_arg); \ -}; \ -static char probe_name [strlen(#probe)+1] \ - __attribute__ ((section (".probes"))) \ - = #probe; \ -static volatile struct _probe_ ## probe _probe_ ## probe __attribute__ ((section (".probes"))) = {STAP_SENTINEL,&probe_name[0],argc}; - -#define STAP_CONCAT(a,b) a ## b -#define STAP_LABEL(p,n) \ - STAP_CONCAT(_probe_ ## p ## _, n) - -// The goto _probe_ prevents the label from "drifting" -#ifdef USE_STAP_PROBE -#define STAP_PROBE(provider,probe) \ - STAP_PROBE_STRUCT(probe,0,0) \ - _stap_probe_0 (_probe_ ## probe.probe_name); -#else -#define STAP_PROBE(provider,probe) \ -STAP_LABEL(probe,__LINE__): \ - asm volatile ("nop"); \ - STAP_PROBE_STRUCT(probe,1,(size_t)&& STAP_LABEL(probe,__LINE__)) \ - if (__builtin_expect(_probe_ ## probe.probe_type < 0, 0)) \ - goto STAP_LABEL(probe,__LINE__); -#endif - -#ifdef USE_STAP_PROBE -#define STAP_PROBE1(provider,probe,arg1) \ - STAP_PROBE_STRUCT(probe,0,1) \ - _stap_probe_1 (_probe_ ## probe.probe_name,(size_t)arg1); -#else -#define STAP_PROBE1(provider,probe,parm1) \ - {volatile typeof((parm1)) arg1 __attribute__ ((unused)) = parm1; \ -STAP_LABEL(probe,__LINE__): \ - asm volatile ("nop" :: "r"(arg1)); \ - STAP_PROBE_STRUCT(probe,1,(size_t)&& STAP_LABEL(probe,__LINE__)) \ - if (__builtin_expect(_probe_ ## probe.probe_type < 0, 0)) \ - goto STAP_LABEL(probe,__LINE__);} -#endif - -#ifdef USE_STAP_PROBE -#define STAP_PROBE2(provider,probe,arg1,arg2) \ - STAP_PROBE_STRUCT(probe,0,2) \ - _stap_probe_2 (_probe_ ## probe.probe_name,(size_t)arg1,(size_t)arg2); -#else -#define STAP_PROBE2(provider,probe,parm1,parm2) \ - {volatile typeof((parm1)) arg1 __attribute__ ((unused)) = parm1; \ - volatile typeof((parm2)) arg2 __attribute__ ((unused)) = parm2; \ -STAP_LABEL(probe,__LINE__): \ - asm volatile ("nop" :: "r"(arg1), "r"(arg2)); \ - STAP_PROBE_STRUCT(probe,1,(size_t)&& STAP_LABEL(probe,__LINE__)) \ - if (__builtin_expect(_probe_ ## probe.probe_type < 0, 0)) \ - goto STAP_LABEL(probe,__LINE__);} -#endif - -#ifdef USE_STAP_PROBE -#define STAP_PROBE3(provider,probe,arg1,arg2,arg3) \ - STAP_PROBE_STRUCT(probe,0,3) \ - _stap_probe_3 (_probe_ ## probe.probe_name,(size_t)arg1,(size_t)arg2,(size_t)arg3); -#else -#define STAP_PROBE3(provider,probe,parm1,parm2,parm3) \ - {volatile typeof((parm1)) arg1 __attribute__ ((unused)) = parm1; \ - volatile typeof((parm2)) arg2 __attribute__ ((unused)) = parm2; \ - volatile typeof((parm3)) arg3 __attribute__ ((unused)) = parm3; \ -STAP_LABEL(probe,__LINE__): \ - asm volatile ("nop" :: "r"(arg1), "r"(arg2), "r"(arg3)); \ - STAP_PROBE_STRUCT(probe,1,(size_t)&& STAP_LABEL(probe,__LINE__)) \ - if (__builtin_expect(_probe_ ## probe.probe_type < 0, 0)) \ - goto STAP_LABEL(probe,__LINE__);} -#endif - -#ifdef USE_STAP_PROBE -#define STAP_PROBE4(provider,probe,arg1,arg2,arg3,arg4) \ - STAP_PROBE_STRUCT(probe,0,4) \ - _stap_probe_4 (_probe_ ## probe.probe_name,(size_t)arg1,(size_t)arg2,(size_t)arg3,(size_t)arg4); -#else -#define STAP_PROBE4(provider,probe,parm1,parm2,parm3,parm4) \ - {volatile typeof((parm1)) arg1 __attribute__ ((unused)) = parm1; \ - volatile typeof((parm2)) arg2 __attribute__ ((unused)) = parm2; \ - volatile typeof((parm3)) arg3 __attribute__ ((unused)) = parm3; \ - volatile typeof((parm4)) arg4 __attribute__ ((unused)) = parm4; \ -STAP_LABEL(probe,__LINE__): \ - asm volatile ("nop" :: "r"(arg1), "r"(arg2), "r"(arg3), "r"(arg4)); \ - STAP_PROBE_STRUCT(probe,1,(size_t)&& STAP_LABEL(probe,__LINE__)) \ - if (__builtin_expect(_probe_ ## probe.probe_type < 0, 0)) \ - goto STAP_LABEL(probe,__LINE__);} -#endif - -#ifdef USE_STAP_PROBE -#define STAP_PROBE5(provider,probe,arg1,arg2,arg3,arg4,arg5) \ - STAP_PROBE_STRUCT(probe,0,5) \ - _stap_probe_5 (_probe_ ## probe.probe_name,(size_t)arg1,(size_t)arg2,(size_t)arg3,(size_t)arg4,(size_t)arg5); -#else -#define STAP_PROBE5(provider,probe,parm1,parm2,parm3,parm4,parm5) \ - {volatile typeof((parm1)) arg1 __attribute__ ((unused)) = parm1; \ - volatile typeof((parm2)) arg2 __attribute__ ((unused)) = parm2; \ - volatile typeof((parm3)) arg3 __attribute__ ((unused)) = parm3; \ - volatile typeof((parm4)) arg4 __attribute__ ((unused)) = parm4; \ - volatile typeof((parm5)) arg5 __attribute__ ((unused)) = parm5; \ -STAP_LABEL(probe,__LINE__): \ - asm volatile ("nop" :: "r"(arg1), "r"(arg2), "r"(arg3), "r"(arg4), "r"(arg5)); \ - STAP_PROBE_STRUCT(probe,1,(size_t)&& STAP_LABEL(probe,__LINE__)) \ - if (__builtin_expect(_probe_ ## probe.probe_type < 0, 0)) \ - goto STAP_LABEL(probe,__LINE__);} -#endif - -#ifdef USE_STAP_PROBE -#define STAP_PROBE6(provider,probe,arg1,arg2,arg3,arg4,arg5,arg6) \ - STAP_PROBE_STRUCT(probe,0,6) \ - _stap_probe_6 (_probe_ ## probe.probe_name,(size_t)arg1,(size_t)arg2,(size_t)arg3,(size_t)arg4,(size_t)arg5,(size_t)arg6); -#else -#define STAP_PROBE6(provider,probe,parm1,parm2,parm3,parm4,parm5,parm6) \ - {volatile typeof((parm1)) arg1 __attribute__ ((unused)) = parm1; \ - volatile typeof((parm2)) arg2 __attribute__ ((unused)) = parm2; \ - volatile typeof((parm3)) arg3 __attribute__ ((unused)) = parm3; \ - volatile typeof((parm4)) arg4 __attribute__ ((unused)) = parm4; \ - volatile typeof((parm5)) arg5 __attribute__ ((unused)) = parm5; \ - volatile typeof((parm6)) arg6 __attribute__ ((unused)) = parm6; \ -STAP_LABEL(probe,__LINE__): \ - asm volatile ("nop" :: "r"(arg1), "r"(arg2), "r"(arg3), "r"(arg4), "r"(arg5), "r"(arg6)); \ - STAP_PROBE_STRUCT(probe,1,(size_t)&& STAP_LABEL(probe,__LINE__)) \ - if (__builtin_expect(_probe_ ## probe.probe_type < 0, 0)) \ - goto STAP_LABEL(probe,__LINE__);} -#endif - -#define DTRACE_PROBE(provider,probe) \ -STAP_PROBE(provider,probe) -#define DTRACE_PROBE1(provider,probe,parm1) \ -STAP_PROBE1(provider,probe,parm1) -#define DTRACE_PROBE2(provider,probe,parm1,parm2) \ -STAP_PROBE2(provider,probe,parm1,parm2) -#define DTRACE_PROBE3(provider,probe,parm1,parm2,parm3) \ -STAP_PROBE3(provider,probe,parm1,parm2,parm3) -#define DTRACE_PROBE4(provider,probe,parm1,parm2,parm3,parm4) \ -STAP_PROBE4(provider,probe,parm1,parm2,parm3,parm4) -#define DTRACE_PROBE5(provider,probe,parm1,parm2,parm3,parm4,parm5) \ -STAP_PROBE4(provider,probe,parm1,parm2,parm3,parm4,parm5) -#define DTRACE_PROBE6(provider,probe,parm1,parm2,parm3,parm4,parm5,parm6) \ -STAP_PROBE4(provider,probe,parm1,parm2,parm3,parm4,parm5,parm6) |