27 sub main'asm_init_output { @out=(); }
28 sub main'asm_get_output { return(@out); }
29 sub main'get_labels { return(@labels); }
30 sub main'external_label { push(@labels,@_); push(@out, "EXTERN\t$_[0]"); }
34 (defined($lb{$_[0]})) || die "$_[0] does not have a 'low byte'\n";
40 (defined($hb{$_[0]})) || die "$_[0] does not have a 'high byte'\n";
58 &main'sub("esp",$num*4);
65 &main'add("esp",$num*4);
70 my($size,$addr,$reg1,$reg2,$idx)=@_;
74 if ($addr =~ /^(.+)\+(.+)$/)
79 elsif ($addr =~ /^[_a-zA-Z]/)
84 $reg1="$regs{$reg1}" if defined($regs{$reg1});
85 $reg2="$regs{$reg2}" if defined($regs{$reg2});
86 if (($addr ne "") && ($addr ne 0))
95 $t="*$idx" if ($idx != 0);
96 $reg1="+".$reg1 if ("$reg1$post" ne "");
97 $ret.="$reg2$t$reg1$post]";
106 sub main'mov { &out2("mov",@_); }
107 sub main'movb { &out2("mov",@_); }
108 sub main'and { &out2("and",@_); }
109 sub main'or { &out2("or",@_); }
110 sub main'shl { &out2("shl",@_); }
111 sub main'shr { &out2("shr",@_); }
112 sub main'xor { &out2("xor",@_); }
113 sub main'xorb { &out2("xor",@_); }
114 sub main'add { &out2("add",@_); }
115 sub main'adc { &out2("adc",@_); }
116 sub main'sub { &out2("sub",@_); }
117 sub main'rotl { &out2("rol",@_); }
118 sub main'rotr { &out2("ror",@_); }
119 sub main'exch { &out2("xchg",@_); }
120 sub main'cmp { &out2("cmp",@_); }
121 sub main'lea { &out2("lea",@_); }
122 sub main'mul { &out1("mul",@_); }
123 sub main'div { &out1("div",@_); }
124 sub main'dec { &out1("dec",@_); }
125 sub main'inc { &out1("inc",@_); }
126 sub main'jmp { &out1("jmp",@_); }
127 sub main'jmp_ptr { &out1p("jmp",@_); }
129 # This is a bit of a kludge: declare all branches as NEAR.
130 sub main'je { &out1("je NEAR",@_); }
131 sub main'jle { &out1("jle NEAR",@_); }
132 sub main'jz { &out1("jz NEAR",@_); }
133 sub main'jge { &out1("jge NEAR",@_); }
134 sub main'jl { &out1("jl NEAR",@_); }
135 sub main'jb { &out1("jb NEAR",@_); }
136 sub main'jc { &out1("jc NEAR",@_); }
137 sub main'jnc { &out1("jnc NEAR",@_); }
138 sub main'jnz { &out1("jnz NEAR",@_); }
139 sub main'jne { &out1("jne NEAR",@_); }
140 sub main'jno { &out1("jno NEAR",@_); }
142 sub main'push { &out1("push",@_); $stack+=4; }
143 sub main'pop { &out1("pop",@_); $stack-=4; }
144 sub main'bswap { &out1("bswap",@_); &using486(); }
145 sub main'not { &out1("not",@_); }
146 sub main'call { &out1("call",'_'.$_[0]); }
147 sub main'ret { &out0("ret"); }
148 sub main'nop { &out0("nop"); }
152 my($name,$p1,$p2)=@_;
155 push(@out,"\t$name\t");
160 push(@out,"\t" x $l);
161 push(@out,&conv($p2));
169 push(@out,"\t$name\n");
176 push(@out,"\t$name\t".&conv($p1)."\n");
182 $p =~ s/0x([0-9A-Fa-f]+)/0$1h/;
190 grep(s/\.386/\.486/,@out);
195 push(@out, "segment .text");
198 sub main'function_begin
215 sub main'function_begin_B
226 sub main'function_end
242 sub main'function_end_B
248 sub main'function_end_A
270 return(&main'DWP($stack+$num*4,"esp","",0));
275 return(&main'DWP($_[0]*4,"esp","",0));
278 # Should use swtmp, which is above esp. Linix can trash the stack above esp
283 # return(&main'DWP(-(($num+1)*4),"esp","",0));
290 push(@out,"\t; $_\n");
296 if (!defined($label{$_[0]}))
298 $label{$_[0]}="\$${label}${_[0]}";
301 return($label{$_[0]});
306 if (!defined($label{$_[0]}))
308 $label{$_[0]}="${label}${_[0]}";
311 push(@out,"$label{$_[0]}:\n");
316 push(@out,"\tDD\t$_[0]\n");
324 push(@out,"\t$name\t ".&conv($p1)."\n");