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New version from Jens.

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committer: mfx <mfx> 1028263994 +0000
This commit is contained in:
Markus F.X.J. Oberhumer
2002-08-02 04:53:14 +00:00
parent c8fb0994ed
commit ff2bbb7a31
1 changed files with 22 additions and 9 deletions
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src/stub/l_psx.asm
+21 -8
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@@ -21,9 +21,9 @@
; 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. ; 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
; ;
; Markus F.X.J. Oberhumer Laszlo Molnar ; Markus F.X.J. Oberhumer Laszlo Molnar
; markus.oberhumer@jk.uni-linz.ac.at ml1050@cdata.tvnet.hu ; markus@oberhumer.com ml1050@cdata.tvnet.hu
; ;
; mips version by ssg ; psOne r3k v1.2 by ssg
INCLUDE "mr3k/macros.asm" INCLUDE "mr3k/macros.asm"
@@ -81,22 +81,33 @@ copyloop:
INCLUDE "mr3k/n2d_d32.asm" INCLUDE "mr3k/n2d_d32.asm"
; __PSXN2DDZ__ ; __PSXN2DDZ__
; ;_PSXN2ED0__ ; ;_PSXN2ED0__
; INCLUDE "mr3k/n2e_d32.asm" ; ;;;;;INCLUDE "mr3k/n2e_d32.asm"
; ;_PSXN2EDZ__ ; ;_PSXN2EDZ__
; __PSXMSET0__ ; __MSETBIG0__
ori a0,zero,'SC' ; amount of removed zero's at eof ori a0,zero,'SC' ; amount of removed zero's at eof
sll a0,3 ; (cd mode 2 data sector alignment) sll a0,3 ; (cd mode 2 data sector alignment)
memset: ; __MSETBIGZ__
; __MSETSML0__
ori a0,zero,'SC' ; amount of removed zero's at eof
; __MSETSMLZ__
; __MSETALG0__
memset_aligned:
addi a0,-4
sw zero,0(a2)
bnez a0,memset_aligned
addiu a2,4
; __MSETALGZ__
; __MSETUAL0__
memset_unaligned:
addi a0,-4 addi a0,-4
swl zero,3(a2) swl zero,3(a2)
swr zero,0(a2) swr zero,0(a2)
bnez a0,memset bnez a0,memset_unaligned
addiu a2,4 addiu a2,4
; __PSXMSETZ__ ; __MSETUALZ__
; __PSXEXIT0__ ; __PSXEXIT0__
lw at,0(sp)
lw a0,4(sp) lw a0,4(sp)
lw a1,8(sp) lw a1,8(sp)
lw a2,12(sp) lw a2,12(sp)
@@ -104,6 +115,7 @@ memset:
lw v0,20(sp) lw v0,20(sp)
lw v1,24(sp) lw v1,24(sp)
lw ra,28(sp) lw ra,28(sp)
lw at,0(sp)
addiu sp,(8*4) addiu sp,(8*4)
DW 'JPEP' ; marker for the entry jump DW 'JPEP' ; marker for the entry jump
addu sp,at addu sp,at
@@ -127,3 +139,4 @@ eof:
; section .data ; section .data
DW -1 DW -1
DH eof DH eof