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unicode: Use the standard compression function for the casemap table. 

Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Alexandre Julliard 2020-02-18 11:14:58 +01:00
parent 808d8b87a0
commit b507fe49ea
2 changed files with 402 additions and 529 deletions
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876
libs/port/casemap.c
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File diff suppressed because it is too large Load Diff

55
tools/make_unicode
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@ -1585,64 +1585,19 @@ sub dump_case_table($@)
{
my ($name,@table) = @_;
# count the number of sub tables that contain something
# also compute the low and upper populated bounds
my @lowerbounds = ( 0, 0 );
my @upperbounds = ( 0, 255 );
my $index = 0;
my @filled = ();
for (my $i = 0; $i < 65536; $i++)
{
next unless defined $table[$i];
if (!defined $filled[$i >> 8])
{
$lowerbounds[$index] = $i & 0xff;
$upperbounds[$index] = 0xff - $lowerbounds[$index];
$filled[$i >> 8] = $index * 256 + 512;
$index++;
}
else
{
$upperbounds[$index-1] = 0xff - ($i & 0xff);
}
$table[$i] = ($table[$i] - $i) & 0xffff;
}
# Collapse blocks upwards if possible
my $removed = 0;
$index = 0;
for (my $i = 0; $i < 256; $i++)
{
next unless defined $filled[$i];
if ($upperbounds[$index - 1] > $lowerbounds[$index])
{
$removed = $removed + $lowerbounds[$index];
}
else
{
$removed = $removed + $upperbounds[$index - 1];
$lowerbounds[$index] = $upperbounds[$index - 1];
}
$filled[$i] = $filled[$i] - $removed;
$index++;
}
my @array = compress_array( 256, 0, @table[0..65535] );
# dump the table
printf OUTPUT "const WCHAR %s[%d] =\n", $name, $index * 256 + 512 - $removed;
printf OUTPUT "const WCHAR %s[%d] =\n", $name, scalar @array;
printf OUTPUT "{\n /* index */\n";
printf OUTPUT "%s,\n", dump_array( 16, 256, @filled );
printf OUTPUT " /* defaults */\n";
printf OUTPUT "%s", dump_array( 16, 0, (0) x 256 );
$index = 0;
for (my $i = 0; $i < 256; $i++)
{
next unless $filled[$i];
printf OUTPUT ",\n /* 0x%02x%02x .. 0x%02xff */\n", $i, $lowerbounds[$index], $i;
printf OUTPUT "%s", dump_array( 16, 0, @table[($i<<8) + $lowerbounds[$index] .. ($i<<8)+255] );
$index++;
}
printf OUTPUT "%s,\n", dump_array( 16, 0, @array[0..255] );
printf OUTPUT " /* data */\n";
printf OUTPUT "%s", dump_array( 16, 0, @array[256..$#array] );
printf OUTPUT "\n};\n";
}