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Fall into single-step mode if we see a low memory write.

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Warren Toomey
2016-03-24 08:57:51 +10:00
parent 4f491ba4f9
commit 441fe12b0a
1 changed files with 7 additions and 1 deletions
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8
tools/a7out
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@@ -354,7 +354,13 @@ sub lac {
sub dac {
my ( $instruction, $addr, $indaddr ) = @_;
dprintf( "dac AC (value %06o) into %s\n", $AC, addr($indaddr) );
dprintf("(****WRITE TO LOW MEMORY****)\n") if ($indaddr < 010000 && !($indaddr >= 010 && $indaddr <= 020) ) ;
# Catch writes below the process' memory range
if ($indaddr < 010000 && !($indaddr >= 010 && $indaddr <= 020) ) {
$singlestep = 1;
dprintf("(****WRITE TO LOW MEMORY****)\n");
dprintf( "break at PC %s\n", addr($PC) );
}
$Mem[$indaddr] = $AC;
$PC++;
}