CAS (reference) in projects: Linux-v4.19

218 	  Sparc32 does not have a CAS instruction like sparc64. cmpxchg()

1327 	GPIO_FN(CAS),

443 	  Sciences (CAS).
454 	  of Computing Technology (ICT), Chinese Academy of Sciences (CAS)

/Linux-v4.19/arch/sparc/net/
D	bpf_jit_comp_64.c	`176 #define CAS F3(3, 0x3c) macro 1351 emit(CAS \| ASI(ASI_P) \| RS1(tmp) \| RS2(tmp2) \| RD(tmp3), ctx); in build_insn()`
/Linux-v4.19/arch/sparc/
D	Kconfig	`218 Sparc32 does not have a CAS instruction like sparc64. cmpxchg()`
/Linux-v4.19/drivers/pinctrl/sh-pfc/
D	pfc-sh7720.c	`756 GPIO_FN(CAS),`
D	pfc-sh7264.c	`1327 GPIO_FN(CAS),`
D	pfc-sh7269.c	`1748 GPIO_FN(CAS),`
/Linux-v4.19/arch/mips/
D	Kconfig	`443 Sciences (CAS). 454 of Computing Technology (ICT), Chinese Academy of Sciences (CAS)`