compiler: make sure type descriptor initializers go in .rodata
[official-gcc.git] / liboffloadmic / runtime / offload_timer_target.cpp
blob860f29765803bf0c908e65339accd2d75d261a68
1 /*
2 Copyright (c) 2014-2016 Intel Corporation. All Rights Reserved.
4 Redistribution and use in source and binary forms, with or without
5 modification, are permitted provided that the following conditions
6 are met:
8 * Redistributions of source code must retain the above copyright
9 notice, this list of conditions and the following disclaimer.
10 * Redistributions in binary form must reproduce the above copyright
11 notice, this list of conditions and the following disclaimer in the
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13 * Neither the name of Intel Corporation nor the names of its
14 contributors may be used to endorse or promote products derived
15 from this software without specific prior written permission.
17 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
20 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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23 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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31 #include "offload_timer.h"
32 #include "offload_target.h"
34 #ifdef __INTEL_COMPILER
35 #include <ia32intrin.h>
36 #else // __INTEL_COMPILER
37 #include <x86intrin.h>
38 #endif // __INTEL_COMPILER
42 int timer_enabled = 0;
44 #ifdef TIMING_SUPPORT
46 #if defined(LINUX) || defined(FREEBSD)
47 static __thread OffloadTargetTimerData timer_data;
48 #else // WINNT
49 static __declspec(thread) OffloadTargetTimerData timer_data;
50 #endif // defined(LINUX) || defined(FREEBSD)
53 void offload_timer_start(
54 OffloadTargetPhase p_type
57 timer_data.phases[p_type].start = _rdtsc();
60 void offload_timer_stop(
61 OffloadTargetPhase p_type
64 timer_data.phases[p_type].total += _rdtsc() -
65 timer_data.phases[p_type].start;
68 void offload_timer_init()
70 memset(&timer_data, 0, sizeof(OffloadTargetTimerData));
73 void offload_timer_fill_target_data(
74 void *buf
77 uint64_t *data = (uint64_t*) buf;
79 timer_data.frequency = mic_frequency;
80 memcpy(data++, &(timer_data.frequency), sizeof(uint64_t));
82 for (int i = 0; i < c_offload_target_max_phase; i++) {
83 memcpy(data++, &(timer_data.phases[i].total), sizeof(uint64_t));
87 #endif // TIMING_SUPPORT