1
0
mirror of https://github.com/cc65/cc65.git synced 2024-11-18 15:05:14 +00:00
cc65/libsrc/runtime/shreax3.s
uz 53dd513176 This commit was generated by cvs2svn to compensate for changes in r2,
which included commits to RCS files with non-trunk default branches.


git-svn-id: svn://svn.cc65.org/cc65/trunk@3 b7a2c559-68d2-44c3-8de9-860c34a00d81
2000-05-28 13:40:48 +00:00

27 lines
389 B
ArmAsm

;
; Ullrich von Bassewitz, 06.08.1998
;
; CC65 runtime: Scale the 32 bit primary register by 8
;
.export shreax3
.importzp sreg, tmp1
shreax3:
stx tmp1
lsr sreg+1
ror sreg
ror tmp1
ror a
lsr sreg+1
ror sreg
ror tmp1
ror a
lsr sreg+1
ror sreg
ror tmp1
ror a
ldx tmp1
rts