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root/cebix/BasiliskII/src/uae_cpu/compiler/gencomp.c
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Comparing BasiliskII/src/uae_cpu/compiler/gencomp.c (file contents):
Revision 1.6 by cebix, 2004-01-12T15:29:30Z vs.
Revision 1.8 by gbeauche, 2005-01-30T21:42:16Z

# Line 4 | Line 4
4   *  Based on work Copyright 1995, 1996 Bernd Schmidt
5   *  Changes for UAE-JIT Copyright 2000 Bernd Meyer
6   *
7 < *  Adaptation for Basilisk II and improvements, copyright 2000-2004
7 > *  Adaptation for Basilisk II and improvements, copyright 2000-2005
8   *    Gwenole Beauchesne
9   *
10 < *  Basilisk II (C) 1997-2004 Christian Bauer
10 > *  Basilisk II (C) 1997-2005 Christian Bauer
11   *  
12   *  This program is free software; you can redistribute it and/or modify
13   *  it under the terms of the GNU General Public License as published by
# Line 1100 | Line 1100 | genflags (flagtypes type, wordsizes size
1100                        "\tint one=scratchie++;\n"
1101                        "\tif (needed_flags&FLAG_Z) {\n"
1102                        "\tmov_l_ri(zero,0);\n"
1103 <                      "\tmov_l_ri(one,1);\n"
1103 >                      "\tmov_l_ri(one,-1);\n"
1104                        "\tmake_flags_live();\n"
1105                        "\tcmov_l_rr(zero,one,5);\n"
1106                        "\t}\n");
# Line 1123 | Line 1123 | genflags (flagtypes type, wordsizes size
1123              comprintf("\tlive_flags();\n");
1124              comprintf("\tif (needed_flags&FLAG_Z) {\n"
1125                        "\tcmov_l_rr(zero,one,5);\n"
1126 <                      "\tsetzflg_l(zero);\n"
1126 >                      "\tset_zero(zero, one);\n" /* No longer need one */
1127                        "\tlive_flags();\n"
1128                        "\t}\n");
1129              comprintf("\tend_needflags();\n");
# Line 1365 | Line 1365 | gen_opcode (unsigned long int opcode)
1365          genamode (curi->dmode, "dstreg", curi->size, "dst", 1, 0);
1366          start_brace();
1367          comprintf("\tint s=scratchie++;\n"
1368 +                  "\tint tmp=scratchie++;\n"
1369                    "\tmov_l_rr(s,src);\n");
1370          if (curi->size == sz_byte)
1371              comprintf("\tand_l_ri(s,7);\n");
# Line 1380 | Line 1381 | gen_opcode (unsigned long int opcode)
1381               case i_BCLR: op="btr"; break;
1382               case i_BSET: op="bts"; break;
1383               case i_BTST: op="bt"; need_write=0; break;
1384 +            default: abort();
1385              }
1386              comprintf("\t%s_l_rr(dst,s);\n"  /* Answer now in C */
1387                                    "\tsbb_l(s,s);\n" /* s is 0 if bit was 0, -1 otherwise */
# Line 1387 | Line 1389 | gen_opcode (unsigned long int opcode)
1389                                    "\tdont_care_flags();\n",op);
1390                  if (!noflags) {
1391                    comprintf("\tstart_needflags();\n"
1392 <                                        "\tsetzflg_l(s);\n"
1392 >                                        "\tset_zero(s,tmp);\n"
1393                                          "\tlive_flags();\n"
1394                                          "\tend_needflags();\n");
1395                  }

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