1COMMENT @ 2 <copyright> 3 This file is provided under a dual BSD/GPLv2 license. When using or 4 redistributing this file, you may do so under either license. 5 6 GPL LICENSE SUMMARY 7 8 Copyright (c) 2017-2020 Intel Corporation. All rights reserved. 9 10 This program is free software; you can redistribute it and/or modify 11 it under the terms of version 2 of the GNU General Public License as 12 published by the Free Software Foundation. 13 14 This program is distributed in the hope that it will be useful, but 15 WITHOUT ANY WARRANTY; without even the implied warranty of 16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 17 General Public License for more details. 18 19 You should have received a copy of the GNU General Public License 20 along with this program; if not, write to the Free Software 21 Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. 22 The full GNU General Public License is included in this distribution 23 in the file called LICENSE.GPL. 24 25 Contact Information: 26 http://software.intel.com/en-us/articles/intel-vtune-amplifier-xe/ 27 28 BSD LICENSE 29 30 Copyright (c) 2017-2020 Intel Corporation. All rights reserved. 31 All rights reserved. 32 33 Redistribution and use in source and binary forms, with or without 34 modification, are permitted provided that the following conditions 35 are met: 36 37 * Redistributions of source code must retain the above copyright 38 notice, this list of conditions and the following disclaimer. 39 * Redistributions in binary form must reproduce the above copyright 40 notice, this list of conditions and the following disclaimer in 41 the documentation and/or other materials provided with the 42 distribution. 43 * Neither the name of Intel Corporation nor the names of its 44 contributors may be used to endorse or promote products derived 45 from this software without specific prior written permission. 46 47 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 48 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 49 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 50 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 51 OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 52 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 53 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 54 DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 55 THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 56 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 57 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 58</copyright> 59@ 60 61;;; ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; 62;;; ;;; Intel Processor Trace Marker Functionality 63;;; ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; 64 65 66_TEXT segment 67 68 public __itt_pt_mark 69 public __itt_pt_event 70 public __itt_pt_mark_event 71 public __itt_pt_mark_threshold 72 public __itt_pt_write 73 public __itt_pt_byte 74 75 align 10h 76 77;;; void __itt_pt_mark(unsigned char index); 78 79__itt_pt_mark proc 80 81 and rcx,0ffh 82 lea r10,offset __itt_pt_mark_call_table 83 lea rcx,[r10 + rcx * 4] 84 jmp rcx 85 86 align 04h 87 88 dd 0, 1, 2, 3 ;;; GUID 89 90 dd 0fadefadeh ;;; magic marker 91 92__itt_pt_mark_call_table: 93 94 dd 256 dup(0000c2c3h OR (( $ - offset __itt_pt_mark_call_table) SHL 14)) 95 96__itt_pt_mark endp 97 98 align 10h 99 100__itt_pt_byte proc 101 102 and rcx,0ffh 103 lea r10,offset __itt_pt_byte_call_table 104 add rcx,r10 105 jmp rcx 106 107 align 04h 108 109 dd 0, 1, 2, 3 ;;; GUID 110 111 dd 0fadedeafh ;;; magic marker 112 113__itt_pt_byte_call_table: 114 115 db 256 dup(0c3h) 116 117__itt_pt_byte endp 118 119 align 10h 120 121__itt_pt_event proc 122 123 rdpmc 124 125 mov cl,al 126 call __itt_pt_byte 127 mov cl,ah 128 call __itt_pt_byte 129 shr eax,16 130 mov cl,al 131 call __itt_pt_byte 132 mov cl,ah 133 call __itt_pt_byte 134 135 mov cl,dl 136 call __itt_pt_byte 137 mov cl,dh 138 call __itt_pt_byte 139 shr edx,16 140 mov cl,dl 141 call __itt_pt_byte 142 mov cl,dh 143 call __itt_pt_byte 144 145 ret 146 147__itt_pt_event endp 148 149 align 10h 150 151__itt_pt_mark_event proc 152 153 test rcx,1 154 jnz odd 155 mov r8,rcx 156 xor rcx,rcx 157 call __itt_pt_event 158 mov rcx,r8 159 jmp __itt_pt_mark 160 161odd: 162 call __itt_pt_mark 163 xor rcx,rcx 164 jmp __itt_pt_event 165 166__itt_pt_mark_event endp 167 168 align 10h 169 170__itt_pt_flush proc 171 172 lea rax,offset __itt_pt_mark_flush_1 173 jmp rax 174 175 align 10h 176 nop 177__itt_pt_mark_flush_1: 178 lea rax,offset __itt_pt_mark_flush_2 179 jmp rax 180 181 align 10h 182 nop 183 nop 184__itt_pt_mark_flush_2: 185 lea rax,offset __itt_pt_mark_flush_3 186 jmp rax 187 188 align 10h 189 nop 190 nop 191 nop 192__itt_pt_mark_flush_3: 193 ret 194 195__itt_pt_flush endp 196 197 align 10h 198 199;;; int __itt_pt_mark_threshold(unsigned char index, unsigned long long* tmp, int threshold); 200 201__itt_pt_mark_threshold proc 202 mov r9,rcx ;;; index 203 mov r10,rdx ;;; tmp 204 xor rdx,rdx 205 xor rax,rax 206 test rcx,1 207 jnz mark_end 208mark_begin: 209 mov rcx,(1 SHL 30) + 1 210 rdpmc 211 shl rdx,32 212 or rdx,rax 213 mov [r10],rdx 214 mov rcx,r9 215 jmp __itt_pt_mark 216mark_end: 217 mov rcx,(1 SHL 30) + 1 218 rdpmc 219 shl rdx,32 220 or rdx,rax 221 sub rdx,[r10] 222 cmp rdx,r8 ;;; threshold 223 mov rcx,r9 224 jnc found 225 jmp __itt_pt_mark 226found: 227 call __itt_pt_mark 228 jmp __itt_pt_flush 229 230__itt_pt_mark_threshold endp 231 232;;; PTWRITE 233 234 align 10h 235 236;;; void __itt_pt_write(unsigned long long value); 237 238 dd 0, 1, 2, 3 ;;; GUID 239 240__itt_pt_write proc 241 242;;; ptwrite rcx 243 db 0F3h, 48h, 0Fh, 0AEh, 0E1h 244 ret 245 246__itt_pt_write endp 247 248;;; 249 250_TEXT ends 251 end 252