Short:        SpeedUp patch for TLSFMem v1.6
Author:       Cosmos
Uploader:     cosmos amiga gmail com
Type:         util/boot
Version:      1.9
Replaces:     util/boot/TLSFMem_18.lha
Requires:     Kickstart 3.0+ and 020+
Architecture: m68k-amigaos
URL:          http://cosmosamiga.blogspot.com


Optimised memory allocations from Chris Hodges for exec.libray v39.47+ 




TLSFMemPool 1.9

 - 1.8 to 1.9
 - 140 bytes saved from the 1.8
 - 300 bytes saved from the 1.4


TLSFMem 1.9

 - 1.8 to 1.9
 - 116 bytes saved from the 1.8
 - 376 bytes saved from the 1.6



TLSFMemPool 1.8

 - 1.4 to 1.8
 - TLSF_CreatePool_020 optimised (Cosmos)
 - TLSF_DeletePool_020 optimised (Cosmos)
 - TLSF_AllocPooled_020 optimised (Cosmos)
 - TLSF_FreePooled_020 optimised (Cosmos)
 - 160 bytes saved


TLSFMem 1.8

 - 1.7 to 1.8
 - TLSF_AllocMem_020 optimised (Cosmos)
 - TLSF_FreeMem_020 optimised (Cosmos)
 - TLSF_AvailMem_020 optimised (Cosmos)
 - TLSF_AllocAbs_020 optimised (Cosmos)
 - TLSF_Allocate_020 optimised (Cosmos)
 - TLSF_Deallocate_020 optimised (Cosmos)
 - TLSF_AddMemList_020 optimised (Cosmos)
 - 260 bytes saved



TLSFMem 1.7

 - 1.6 to 1.7
 - Works with exec.library v45.22+




Installation TLSFMem

 - take the original patch v1.6 from Chris Hodges

 - spatch -oTLSFMem_1.6 -ptlsfmem_19.pch TLSFMem


Installation TLSFMemPool

 - take the original patch v1.4 from Chris Hodges

 - spatch -oTLSFMemPool_1.4 -ptlsfmempool_19.pch TLSFMemPool




State of art code now

TLSF_FreePooled_v1.6_108bytes                        TLSF_FreePooled_v1.9_96bytes
 tst.l   a1                                           tst.l   a1
 beq.b   JL_0_7AE                                     beq.b   JL_0_7AE
 cmp.l   (a0),a0                                      cmp.l   (a0),a0
 bne.b   JL_0_7B0                                     bne.b   JL_0_7B0
 cmp.l   #$544C5346,4(a0)                             cmp.l   #$544C5346,4(a0)
 bne.b   JL_0_7B0                                     bne.b   JL_0_7B0
 movem.l a3-a4,-(sp)                                  subq.w  #8,a1
 move.l  a0,a3                                        move.l  4(a1),([a1],4.w)
 subq.w  #8,a1                                        addq.l  #8,d0
 move.l  a1,a4                                        move.l  (a1),([4.w,a1])
 addq.l  #8,d0                                        move.l  $14(a0),a0
 move.l  (a1)+,a0                                     addq.b  #1,$127(a6)
 move.l  (a1),a1                                      move.l  -$88(a6),-(sp)
 move.l  a0,(a1)                                      bra.w   JL_0_974
 move.l  a1,4(a0)                                    JL_0_7B0
 move.l  $14(a3),a0                                   dc.w    $4EF9
 move.l  a4,a1                                        ds.l    1
 addq.b  #1,$127(a6)
 bsr.w   JL_0_974
 jsr     -$8A(a6)
 movem.l (sp)+,a3-a4
JL_0_7AE
 rts
JL_0_7B0
 jmp     ([L_0_BF2.L,PC])