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//===------------- debug.h - NVPTX OpenMP debug macros ----------- CUDA -*-===//
//
// 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
//
//===----------------------------------------------------------------------===//
//
// This file contains debug macros to be used in the application.
//
// Usage guide
//
// PRINT0(flag, str) : if debug flag is on, print (no arguments)
// PRINT(flag, str, args) : if debug flag is on, print (arguments)
// DON(flag) : return true if debug flag is on
//
// ASSERT(flag, cond, str, args): if test flag is on, test the condition
// if the condition is false, print str+args
// and assert.
// CAUTION: cond may be evaluate twice
// AON(flag) : return true if test flag is on
//
// WARNING(flag, str, args) : if warning flag is on, print the warning
// WON(flag) : return true if warning flag is on
//
//===----------------------------------------------------------------------===//
#ifndef _OMPTARGET_NVPTX_DEBUG_H_
#define _OMPTARGET_NVPTX_DEBUG_H_
#include "common/device_environment.h"
////////////////////////////////////////////////////////////////////////////////
// set desired level of debugging
////////////////////////////////////////////////////////////////////////////////
#define LD_SET_NONE 0ULL /* none */
#define LD_SET_ALL -1ULL /* all */
// pos 1
#define LD_SET_LOOP 0x1ULL /* basic loop */
#define LD_SET_LOOPD 0x2ULL /* basic loop */
#define LD_SET_PAR 0x4ULL /* basic parallel */
#define LD_SET_PARD 0x8ULL /* basic parallel */
// pos 2
#define LD_SET_SYNC 0x10ULL /* sync info */
#define LD_SET_SYNCD 0x20ULL /* sync info */
#define LD_SET_WAIT 0x40ULL /* state when waiting */
#define LD_SET_TASK 0x80ULL /* print task info (high level) */
// pos 3
#define LD_SET_IO 0x100ULL /* big region io (excl atomic) */
#define LD_SET_IOD 0x200ULL /* big region io (excl atomic) */
#define LD_SET_ENV 0x400ULL /* env info */
#define LD_SET_CANCEL 0x800ULL /* print cancel info */
// pos 4
#define LD_SET_MEM 0x1000ULL /* malloc / free */
////////////////////////////////////////////////////////////////////////////////
// set the desired flags to print selected output.
// these are some examples of possible definitions that can be used for
// debugging.
//#define OMPTARGET_NVPTX_DEBUG (LD_SET_ALL)
//#define OMPTARGET_NVPTX_DEBUG (LD_SET_LOOP) // limit to loop printfs to save
// on cuda buffer
//#define OMPTARGET_NVPTX_DEBUG (LD_SET_IO)
//#define OMPTARGET_NVPTX_DEBUG (LD_SET_IO | LD_SET_ENV)
//#define OMPTARGET_NVPTX_DEBUG (LD_SET_PAR)
#ifndef OMPTARGET_NVPTX_DEBUG
#define OMPTARGET_NVPTX_DEBUG LD_SET_NONE
#elif OMPTARGET_NVPTX_DEBUG
#warning debug is used, not good for measurements
#endif
////////////////////////////////////////////////////////////////////////////////
// set desired level of asserts
////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////
// available flags
#define LT_SET_NONE 0x0 /* unsafe */
#define LT_SET_SAFETY \
0x1 /* check malloc type of stuff, input at creation, cheap */
#define LT_SET_INPUT 0x2 /* check also all runtime inputs */
#define LT_SET_FUSSY 0x4 /* fussy checks, expensive */
////////////////////////////////////////////////////////////////////////////////
// set the desired flags
#ifndef OMPTARGET_NVPTX_TEST
#if OMPTARGET_NVPTX_DEBUG
#define OMPTARGET_NVPTX_TEST (LT_SET_FUSSY)
#else
#define OMPTARGET_NVPTX_TEST (LT_SET_SAFETY)
#endif
#endif
////////////////////////////////////////////////////////////////////////////////
// set desired level of warnings
////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////
// available flags
#define LW_SET_ALL -1
#define LW_SET_NONE 0x0
#define LW_SET_ENV 0x1
#define LW_SET_INPUT 0x2
#define LW_SET_FUSSY 0x4
////////////////////////////////////////////////////////////////////////////////
// set the desired flags
#if OMPTARGET_NVPTX_DEBUG
#define OMPTARGET_NVPTX_WARNING (LW_SET_NONE)
#else
#define OMPTARGET_NVPTX_WARNING (LW_SET_FUSSY)
#endif
////////////////////////////////////////////////////////////////////////////////
// implementation for debug
////////////////////////////////////////////////////////////////////////////////
#if OMPTARGET_NVPTX_DEBUG || OMPTARGET_NVPTX_TEST || OMPTARGET_NVPTX_WARNING
#include "common/support.h"
template <typename... Arguments>
NOINLINE static void log(const char *fmt, Arguments... parameters) {
printf(fmt, (int)GetBlockIdInKernel(), (int)GetThreadIdInBlock(),
(int)GetWarpId(), (int)GetLaneId(), parameters...);
}
#endif
#if OMPTARGET_NVPTX_TEST
template <typename... Arguments>
NOINLINE static void check(bool cond, const char *fmt,
Arguments... parameters) {
if (!cond)
printf(fmt, (int)GetBlockIdInKernel(), (int)GetThreadIdInBlock(),
(int)GetWarpId(), (int)GetLaneId(), parameters...);
assert(cond);
}
NOINLINE static void check(bool cond) { assert(cond); }
#endif
// set flags that are tested (inclusion properties)
#define LD_ALL (LD_SET_ALL)
#define LD_LOOP (LD_SET_LOOP | LD_SET_LOOPD)
#define LD_LOOPD (LD_SET_LOOPD)
#define LD_PAR (LD_SET_PAR | LD_SET_PARD)
#define LD_PARD (LD_SET_PARD)
// pos 2
#define LD_SYNC (LD_SET_SYNC | LD_SET_SYNCD)
#define LD_SYNCD (LD_SET_SYNCD)
#define LD_WAIT (LD_SET_WAIT)
#define LD_TASK (LD_SET_TASK)
// pos 3
#define LD_IO (LD_SET_IO | LD_SET_IOD)
#define LD_IOD (LD_SET_IOD)
#define LD_ENV (LD_SET_ENV)
#define LD_CANCEL (LD_SET_CANCEL)
// pos 3
#define LD_MEM (LD_SET_MEM)
// implement
#if OMPTARGET_NVPTX_DEBUG
#define DON(_flag) ((unsigned)(OMPTARGET_NVPTX_DEBUG) & (_flag))
#define PRINT0(_flag, _str) \
{ \
if (omptarget_device_environment.debug_level && DON(_flag)) { \
log("<b %2d, t %4d, w %2d, l %2d>: " _str); \
} \
}
#define PRINT(_flag, _str, _args...) \
{ \
if (omptarget_device_environment.debug_level && DON(_flag)) { \
log("<b %2d, t %4d, w %2d, l %2d>: " _str, _args); \
} \
}
#else
#define DON(_flag) (0)
#define PRINT0(flag, str)
#define PRINT(flag, str, _args...)
#endif
// for printing without worrying about precision, pointers...
#define P64(_x) ((unsigned long long)(_x))
////////////////////////////////////////////////////////////////////////////////
// early defs for test
////////////////////////////////////////////////////////////////////////////////
#define LT_SAFETY (LT_SET_SAFETY | LT_SET_INPUT | LT_SET_FUSSY)
#define LT_INPUT (LT_SET_INPUT | LT_SET_FUSSY)
#define LT_FUSSY (LT_SET_FUSSY)
#if OMPTARGET_NVPTX_TEST == LT_SET_SAFETY
#define TON(_flag) ((OMPTARGET_NVPTX_TEST) & (_flag))
#define ASSERT0(_flag, _cond, _str) \
{ \
if (TON(_flag)) { \
check(_cond); \
} \
}
#define ASSERT(_flag, _cond, _str, _args...) \
{ \
if (TON(_flag)) { \
check(_cond); \
} \
}
#elif OMPTARGET_NVPTX_TEST >= LT_SET_INPUT
#define TON(_flag) ((OMPTARGET_NVPTX_TEST) & (_flag))
#define ASSERT0(_flag, _cond, _str) \
{ \
if (TON(_flag)) { \
check((_cond), "<b %3d, t %4d, w %2d, l %2d> ASSERT: " _str "\n"); \
} \
}
#define ASSERT(_flag, _cond, _str, _args...) \
{ \
if (TON(_flag)) { \
check((_cond), "<b %3d, t %4d, w %2d, l %d2> ASSERT: " _str "\n", \
_args); \
} \
}
#else
#define TON(_flag) (0)
#define ASSERT0(_flag, _cond, _str)
#define ASSERT(_flag, _cond, _str, _args...)
#endif
////////////////////////////////////////////////////////////////////////////////
// early defs for warning
#define LW_ALL (LW_SET_ALL)
#define LW_ENV (LW_SET_FUSSY | LW_SET_INPUT | LW_SET_ENV)
#define LW_INPUT (LW_SET_FUSSY | LW_SET_INPUT)
#define LW_FUSSY (LW_SET_FUSSY)
#if OMPTARGET_NVPTX_WARNING
#define WON(_flag) ((OMPTARGET_NVPTX_WARNING) & (_flag))
#define WARNING0(_flag, _str) \
{ \
if (WON(_flag)) { \
log("<b %2d, t %4d, w %2d, l %2d> WARNING: " _str); \
} \
}
#define WARNING(_flag, _str, _args...) \
{ \
if (WON(_flag)) { \
log("<b %2d, t %4d, w %2d, l %2d> WARNING: " _str, _args); \
} \
}
#else
#define WON(_flag) (0)
#define WARNING0(_flag, _str)
#define WARNING(_flag, _str, _args...)
#endif
#endif
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