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about map file

hi, everyone, I am optimizing video algorithm in DM6446, I view the map file, I can
get the following information,

MEMORY CONFIGURATION

         name            origin    length      used     unused   attr    fill
----------------------  --------  ---------  --------  --------  ----  --------
  ARM_RAM               10008000   00004000  00000000  00004000  RWIX
  VICP                  11100000   0001f400  00000000  0001f400  RWIX
  CACHE_L2              11800000   00010000  00000000  00010000  RWIX
  CACHE_L1P             11e08000   00008000  00000000  00008000  RWIX
  L1DSRAM               11f04000   0000c000  0000a000  00002000  RWIX
  CACHE_L1D             11f10000   00008000  00000000  00008000  RWIX
  CODE                  80000000   00400000  00028a60  003d75a0  RWIX
  DATA                  81000000   00100000  0001585d  000ea7a3  RWIX
  DDR2                  81100000   03000000  03000000  00000000  RWIX


SECTION ALLOCATION MAP

 output                                  attributes/
section   page    origin      length       input sections
--------  ----  ----------  ----------   ----------------
.hwi       0    80000000    00000000     UNINITIALIZED

frt        0    80000000    00000000     UNINITIALIZED

.Deblock   0    80000000    00002600    
                  80000000    000025c0     videoenc.lib : frame.obj (.Deblock)
                  800025c0    00000020     (.T$0015)
                  800025e0    00000020     (.T$0016)

......

 what do the symbols .T$0015 and .T$0016 mean? why had they been insertted the code section?
Thanks