28 lines
712 B
Perl
Executable file
28 lines
712 B
Perl
Executable file
#!/usr/bin/perl -w
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# Generate vectors.S, the trap/interrupt entry points.
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# There has to be one entry point per interrupt number
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# since otherwise there's no way for trap() to discover
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# the interrupt number.
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print "# generated by vectors.pl - do not edit\n";
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print "# handlers\n";
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print ".text\n";
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print ".globl alltraps\n";
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for(my $i = 0; $i < 256; $i++){
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print ".globl vector$i\n";
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print "vector$i:\n";
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if(($i < 8 || $i > 14) && $i != 17){
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print " pushl \$0\n";
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}
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print " pushl \$$i\n";
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print " jmp alltraps\n";
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}
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print "\n# vector table\n";
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print ".data\n";
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print ".globl vectors\n";
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print "vectors:\n";
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for(my $i = 0; $i < 256; $i++){
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print " .long vector$i\n";
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}
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