crypto/c64xpluscpuid.pl

   1 #! /usr/bin/env perl
   2 # Copyright 2012-2016 The OpenSSL Project Authors. All Rights Reserved.
   3 #
   4 # Licensed under the OpenSSL license (the "License").  You may not use
   5 # this file except in compliance with the License.  You can obtain a copy
   6 # in the file LICENSE in the source distribution or at
   7 # https://www.openssl.org/source/license.html
   8
   9 while (($output=shift) && ($output!~/\w[\w\-]*\.\w+$/)) {}
  10 open STDOUT,">$output";
  11
  12 $code.=<<___;
  13         .text
  14
  15         .if     .ASSEMBLER_VERSION<7000000
  16         .asg    0,__TI_EABI__
  17         .endif
  18         .if     __TI_EABI__
  19         .asg    OPENSSL_rdtsc,_OPENSSL_rdtsc
  20         .asg    OPENSSL_cleanse,_OPENSSL_cleanse
  21         .asg    OPENSSL_atomic_add,_OPENSSL_atomic_add
  22         .asg    OPENSSL_wipe_cpu,_OPENSSL_wipe_cpu
  23         .asg    OPENSSL_instrument_bus,_OPENSSL_instrument_bus
  24         .asg    OPENSSL_instrument_bus2,_OPENSSL_instrument_bus2
  25         .endif
  26
  27         .asg    B3,RA
  28
  29         .global _OPENSSL_rdtsc
  30 _OPENSSL_rdtsc:
  31         .asmfunc
  32         B       RA
  33         MVC     TSCL,B0
  34         MVC     TSCH,B1
  35   [!B0] MVC     B0,TSCL         ; start TSC
  36         MV      B0,A4
  37         MV      B1,A5
  38         .endasmfunc
  39
  40         .global _OPENSSL_cleanse
  41 _OPENSSL_cleanse:
  42         .asmfunc
  43         ZERO    A3:A2
  44 ||      ZERO    B2
  45 ||      SHRU    B4,3,B0         ; is length >= 8
  46 ||      ADD     1,A4,B6
  47   [!B0] BNOP    RA
  48 ||      ZERO    A1
  49 ||      ZERO    B1
  50    [B0] MVC     B0,ILC
  51 ||[!B0] CMPLT   0,B4,A1
  52 ||[!B0] CMPLT   1,B4,B1
  53    [A1] STB     A2,*A4++[2]
  54 || [B1] STB     B2,*B6++[2]
  55 ||[!B0] CMPLT   2,B4,A1
  56 ||[!B0] CMPLT   3,B4,B1
  57    [A1] STB     A2,*A4++[2]
  58 || [B1] STB     B2,*B6++[2]
  59 ||[!B0] CMPLT   4,B4,A1
  60 ||[!B0] CMPLT   5,B4,B1
  61    [A1] STB     A2,*A4++[2]
  62 || [B1] STB     B2,*B6++[2]
  63 ||[!B0] CMPLT   6,B4,A1
  64    [A1] STB     A2,*A4++[2]
  65
  66         SPLOOP  1
  67         STNDW   A3:A2,*A4++
  68 ||      SUB     B4,8,B4
  69         SPKERNEL
  70
  71         MV      B4,B0           ; remaining bytes
  72 ||      ADD     1,A4,B6
  73 ||      BNOP    RA
  74    [B0] CMPLT   0,B0,A1
  75 || [B0] CMPLT   1,B0,B1
  76    [A1] STB     A2,*A4++[2]
  77 || [B1] STB     B2,*B6++[2]
  78 || [B0] CMPLT   2,B0,A1
  79 || [B0] CMPLT   3,B0,B1
  80    [A1] STB     A2,*A4++[2]
  81 || [B1] STB     B2,*B6++[2]
  82 || [B0] CMPLT   4,B0,A1
  83 || [B0] CMPLT   5,B0,B1
  84    [A1] STB     A2,*A4++[2]
  85 || [B1] STB     B2,*B6++[2]
  86 || [B0] CMPLT   6,B0,A1
  87    [A1] STB     A2,*A4++[2]
  88         .endasmfunc
  89
  90         .global _OPENSSL_atomic_add
  91 _OPENSSL_atomic_add:
  92         .asmfunc
  93         MV      A4,B0
  94 atomic_add?:
  95         LL      *B0,B5
  96         NOP     4
  97         ADD     B4,B5,B5
  98         SL      B5,*B0
  99         CMTL    *B0,B1
 100         NOP     4
 101   [!B1] B       atomic_add?
 102    [B1] BNOP    RA,4
 103         MV      B5,A4
 104         .endasmfunc
 105
 106         .global _OPENSSL_wipe_cpu
 107 _OPENSSL_wipe_cpu:
 108         .asmfunc
 109         ZERO    A0
 110 ||      ZERO    B0
 111 ||      ZERO    A1
 112 ||      ZERO    B1
 113         ZERO    A3:A2
 114 ||      MVD     B0,B2
 115 ||      ZERO    A4
 116 ||      ZERO    B4
 117 ||      ZERO    A5
 118 ||      ZERO    B5
 119 ||      BNOP    RA
 120         ZERO    A7:A6
 121 ||      ZERO    B7:B6
 122 ||      ZERO    A8
 123 ||      ZERO    B8
 124 ||      ZERO    A9
 125 ||      ZERO    B9
 126         ZERO    A17:A16
 127 ||      ZERO    B17:B16
 128 ||      ZERO    A18
 129 ||      ZERO    B18
 130 ||      ZERO    A19
 131 ||      ZERO    B19
 132         ZERO    A21:A20
 133 ||      ZERO    B21:B20
 134 ||      ZERO    A22
 135 ||      ZERO    B22
 136 ||      ZERO    A23
 137 ||      ZERO    B23
 138         ZERO    A25:A24
 139 ||      ZERO    B25:B24
 140 ||      ZERO    A26
 141 ||      ZERO    B26
 142 ||      ZERO    A27
 143 ||      ZERO    B27
 144         ZERO    A29:A28
 145 ||      ZERO    B29:B28
 146 ||      ZERO    A30
 147 ||      ZERO    B30
 148 ||      ZERO    A31
 149 ||      ZERO    B31
 150         .endasmfunc
 151
 152 CLFLUSH .macro  CONTROL,ADDR,LEN
 153         B       passthrough?
 154 ||      STW     ADDR,*CONTROL[0]
 155         STW     LEN,*CONTROL[1]
 156 spinlock?:
 157         LDW     *CONTROL[1],A0
 158         NOP     3
 159 passthrough?:
 160         NOP
 161   [A0]  BNOP    spinlock?,5
 162         .endm
 163
 164         .global _OPENSSL_instrument_bus
 165 _OPENSSL_instrument_bus:
 166         .asmfunc
 167         MV      B4,B0                   ; reassign sizeof(output)
 168 ||      MV      A4,B4                   ; reassign output
 169 ||      MVK     0x00004030,A3
 170         MV      B0,A4                   ; return value
 171 ||      MVK     1,A1
 172 ||      MVKH    0x01840000,A3           ; L1DWIBAR
 173         MVC     TSCL,B8                 ; collect 1st tick
 174 ||      MVK     0x00004010,A5
 175         MV      B8,B9                   ; lasttick = tick
 176 ||      MVK     0,B7                    ; lastdiff = 0
 177 ||      MVKH    0x01840000,A5           ; L2WIBAR
 178         CLFLUSH A3,B4,A1                ; write-back and invalidate L1D line
 179         CLFLUSH A5,B4,A1                ; write-back and invalidate L2 line
 180         LL      *B4,B5
 181         NOP     4
 182         ADD     B7,B5,B5
 183         SL      B5,*B4
 184         CMTL    *B4,B1
 185         NOP     4
 186         STW     B5,*B4
 187 bus_loop1?:
 188         MVC     TSCL,B8
 189 || [B0] SUB     B0,1,B0
 190         SUB     B8,B9,B7                ; lastdiff = tick - lasttick
 191 ||      MV      B8,B9                   ; lasttick = tick
 192         CLFLUSH A3,B4,A1                ; write-back and invalidate L1D line
 193         CLFLUSH A5,B4,A1                ; write-back and invalidate L2 line
 194         LL      *B4,B5
 195         NOP     4
 196         ADD     B7,B5,B5
 197         SL      B5,*B4
 198         CMTL    *B4,B1
 199         STW     B5,*B4                  ; [!B1] is removed to flatten samples
 200 ||      ADDK    4,B4
 201 || [B0] BNOP    bus_loop1?,5
 202
 203         BNOP    RA,5
 204         .endasmfunc
 205
 206         .global _OPENSSL_instrument_bus2
 207 _OPENSSL_instrument_bus2:
 208         .asmfunc
 209         MV      A6,B0                   ; reassign max
 210 ||      MV      B4,A6                   ; reassing sizeof(output)
 211 ||      MVK     0x00004030,A3
 212         MV      A4,B4                   ; reassign output
 213 ||      MVK     0,A4                    ; return value
 214 ||      MVK     1,A1
 215 ||      MVKH    0x01840000,A3           ; L1DWIBAR
 216
 217         MVC     TSCL,B8                 ; collect 1st tick
 218 ||      MVK     0x00004010,A5
 219         MV      B8,B9                   ; lasttick = tick
 220 ||      MVK     0,B7                    ; lastdiff = 0
 221 ||      MVKH    0x01840000,A5           ; L2WIBAR
 222         CLFLUSH A3,B4,A1                ; write-back and invalidate L1D line
 223         CLFLUSH A5,B4,A1                ; write-back and invalidate L2 line
 224         LL      *B4,B5
 225         NOP     4
 226         ADD     B7,B5,B5
 227         SL      B5,*B4
 228         CMTL    *B4,B1
 229         NOP     4
 230         STW     B5,*B4
 231
 232         MVC     TSCL,B8                 ; collect 1st diff
 233         SUB     B8,B9,B7                ; lastdiff = tick - lasttick
 234 ||      MV      B8,B9                   ; lasttick = tick
 235 ||      SUB     B0,1,B0
 236 bus_loop2?:
 237         CLFLUSH A3,B4,A1                ; write-back and invalidate L1D line
 238         CLFLUSH A5,B4,A1                ; write-back and invalidate L2 line
 239         LL      *B4,B5
 240         NOP     4
 241         ADD     B7,B5,B5
 242         SL      B5,*B4
 243         CMTL    *B4,B1
 244         STW     B5,*B4                  ; [!B1] is removed to flatten samples
 245 ||[!B0] BNOP    bus_loop2_done?,2
 246 ||      SUB     B0,1,B0
 247         MVC     TSCL,B8
 248         SUB     B8,B9,B8
 249 ||      MV      B8,B9
 250         CMPEQ   B8,B7,B2
 251 ||      MV      B8,B7
 252   [!B2] ADDAW   B4,1,B4
 253 ||[!B2] ADDK    1,A4
 254         CMPEQ   A4,A6,A2
 255   [!A2] BNOP    bus_loop2?,5
 256
 257 bus_loop2_done?:
 258         BNOP    RA,5
 259         .endasmfunc
 260 ___
 261
 262 print $code;
 263 close STDOUT;