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authorAnselm R. Garbe <arg@suckless.org>2007-02-12 11:42:32 +0100
committerAnselm R. Garbe <arg@suckless.org>2007-02-12 11:42:32 +0100
commit37f39afb8e798b848c60664a29097264845d5eef (patch)
tree8f3126bfe563f8afefb114d834d8d93a9b6e4057 /config.default.h
parentdc9f62f39370455b217595a0fbd34b405585c45f (diff)
downloaddwm-37f39afb8e798b848c60664a29097264845d5eef.tar.gz
during writing 2wm.1 I noticed some bugs in dwm.1
Diffstat (limited to 'config.default.h')
0 files changed, 0 insertions, 0 deletions
 

generated by cgit-pink 1.4.1-2-gfad0 (git 2.36.2.497.gbbea4dcf42) at 2024-10-18 04:28:29 +0000


 


round-color: #fff0f0 } /* Literal.String */
.highlight .na { color: #336699 } /* Name.Attribute */
.highlight .nb { color: #003388 } /* Name.Builtin */
.highlight .nc { color: #bb0066; font-weight: bold } /* Name.Class */
.highlight .no { color: #003366; font-weight: bold } /* Name.Constant */
.highlight .nd { color: #555555 } /* Name.Decorator */
.highlight .ne { color: #bb0066; font-weight: bold } /* Name.Exception */
.highlight .nf { color: #0066bb; font-weight: bold } /* Name.Function */
.highlight .nl { color: #336699; font-style: italic } /* Name.Label */
.highlight .nn { color: #bb0066; font-weight: bold } /* Name.Namespace */
.highlight .py { color: #336699; font-weight: bold } /* Name.Property */
.highlight .nt { color: #bb0066; font-weight: bold } /* Name.Tag */
.highlight .nv { color: #336699 } /* Name.Variable */
.highlight .ow { color: #008800 } /* Operator.Word */
.highlight .w { color: #bbbbbb } /* Text.Whitespace */
.highlight .mb { color: #0000DD; font-weight: bold } /* Literal.Number.Bin */
.highlight .mf { color: #0000DD; font-weight: bold } /* Literal.Number.Float */
.highlight .mh { color: #0000DD; font-weight: bold } /* Literal.Number.Hex */
.highlight .mi { color: #0000DD; font-weight: bold } /* Literal.Number.Integer */
.highlight .mo { color: #0000DD; font-weight: bold } /* Literal.Number.Oct */
.highlight .sa { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Affix */
.highlight .sb { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Backtick */
.highlight .sc { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Char */
.highlight .dl { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Delimiter */
.highlight .sd { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Doc */
.highlight .s2 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Double */
.highlight .se { color: #0044dd; background-color: #fff0f0 } /* Literal.String.Escape */
.highlight .sh { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Heredoc */
.highlight .si { color: #3333bb; background-color: #fff0f0 } /* Literal.String.Interpol */
.highlight .sx { color: #22bb22; background-color: #f0fff0 } /* Literal.String.Other */
.highlight .sr { color: #008800; background-color: #fff0ff } /* Literal.String.Regex */
.highlight .s1 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Single */
.highlight .ss { color: #aa6600; background-color: #fff0f0 } /* Literal.String.Symbol */
.highlight .bp { color: #003388 } /* Name.Builtin.Pseudo */
.highlight .fm { color: #0066bb; font-weight: bold } /* Name.Function.Magic */
.highlight .vc { color: #336699 } /* Name.Variable.Class */
.highlight .vg { color: #dd7700 } /* Name.Variable.Global */
.highlight .vi { color: #3333bb } /* Name.Variable.Instance */
.highlight .vm { color: #336699 } /* Name.Variable.Magic */
.highlight .il { color: #0000DD; font-weight: bold } /* Literal.Number.Integer.Long */
//: helper for division operations: sign-extend EAX into EDX

:(before "End Initialize Op Names")
put_new(Name, "99", "sign-extend EAX into EDX (cdq)");

:(code)
void test_cdq() {
  Reg[EAX].i = 10;
  run(
      "== code 0x1\n"
      "99\n"
  );
  CHECK_TRACE_CONTENTS(
      "run: sign-extend EAX into EDX\n"
      "run: EDX is now 0x00000000\n"
  );
}

:(before "End Single-Byte Opcodes")
case 0x99: {  // sign-extend EAX into EDX
  trace(Callstack_depth+1, "run") << "sign-extend EAX into EDX" << end();
  Reg[EDX].i = (Reg[EAX].i < 0) ? -1 : 0;
  trace(Callstack_depth+1, "run") << "EDX is now 0x" << HEXWORD << Reg[EDX].u << end();
  break;
}

:(code)
void test_cdq_negative() {
  Reg[EAX].i = -10;
  run(
      "== code 0x1\n"
      "99\n"
  );
  CHECK_TRACE_CONTENTS(
      "run: sign-extend EAX into EDX\n"
      "run: EDX is now 0xffffffff\n"
  );
}