;--- 64-bit records (in 64-bit code only)
ifdef __JWASM__
.x64
.MODEL FLAT
endif
option casemap:none
.data
REC1 RECORD res1:22,rf1:12=0fffh,bit12:30
v1 REC1 <>
db -1
S1 struct
f1 db ?
f2 REC1 <>
f3 db ?
S1 ends
.code
mov rax, mask rf1
mov rax, [ebx].S1.f2
nop
end