kvisc/pc/instrs/INSTRS

# The OS/K Team licenses this file to you under the MIT license.
# See the LICENSE file in the project root for more information.

stop
nop

#
# Logical instructions
#

not rm
and rm rim
or rm rim
xor rm rim
shl rm rim
shr rm rim

cnotz rm
candz rm rim
corz rm rim
cxorz rm rim
cshlz rm rim
cshrz rm rim

cnotnz rm
candnz rm rim
cornz rm rim
cxornz rm rim
cshlnz rm rim
cshrnz rm rim

#
# Unsigned arithmetic instructions
#

# mul:
# rdx = hi(rax * $0)
# rax = lo(rax * $0)

# div:
# rdx = rax % $0
# rax = rax / $0

sgn rm rim
add rm rim
sub rm rim
mul rim
div rim
inc rm
dec rm

csgnz rm rim
caddz rm rim
csubz rm rim
cmulz rim
cdivz rim
cincz rm
cdecz rm

csgnnz rm rim
caddnz rm rim
csubnz rm rim
cmulnz rim
cdivnz rim
cincnz rm
cdecnz rm

#
# Comparison instruction
#

cmp rim rim
cmpb rim rim
cmpw rim rim
cmpl rim rim
cmpt rim rim

test rim rim
testb rim rim
testw rim rim
testl rim rim
testt rim rim

#
# Jump instructions
#

jmp ri

cjmpz ri
cjmpnz ri

cjmpa ri
cjmpae ri

cjmpb ri
cjmpbe ri

jcxz ri
jcxnz ri

loop ri
cloopz ri
cloopnz ri

#
# Movement instructions
#

lea rm m
mov rm rim
xchg rm rim
cmpxchg rm rim

cleaz rm m
cmovz rm rim
cxchgz rm rim
ccmpxchgz rm rim

cleanz rm m
cmovnz rm rim
cxchgnz rm rim
ccmpxchgnz rm rim

#
# Stack manipulation instructions
#

push rim
call rim
pop rm
ret

cpushz rim
ccallz rim
cpopz rm
cretz

cpushnz rim
ccallnz rim
cpopnz rm
cretnz

# push rbp
# mov rbp, rsp
enter

# add rsp, 8
# mov rbp, [rsp]
leave
cleavez
cleavenz

pushf

#
# Supervisor only instructions
#

popf

cli
sti

#
# Misc. instructions
#

# Prints a character on the screen
prn rim

#
# Debugging instructions
#
break
cbreakz
cbreaknz