Mercurial > hg > Members > kono > nitros9-code
view lib/kreiderclib/syscall.as @ 3226:9749d0dfc4a2
Changed a puls PC to rts to save cycles
author | David Ladd <drencor-xeen@users.sourceforge.net> |
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date | Sat, 20 Jan 2018 19:32:22 -0600 |
parents | 1647f1874cdf |
children |
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* Disassembly by Os9disasm of syscall.r section code _os9: pshs y,u lda 7,s ldb #$39 pshs d ldd #$103f pshs d ldu 12,s ldd 1,u ldx 4,u ldy 6,u ldu 8,u jsr ,s pshs cc,u ldu 15,s leau 8,u pshu d,dp,x,y puls a,x sta ,-u stx 8,u leas 4,s puls y,u bita #1 beq L0034 ldd #-1 rts L0034 clra clrb rts endsect