# Flags:
#   S: has size (use in CONST1, CONST2, CONST4, CONST8 forms)
#   V: has no size (use in JUMP, CJUMP, RET forms)

# Simple terminals
S CONST # must be followed by float form
S CONSTF
V REG
V NOP
S LABEL
S BLOCK
V PAIR
S ANY
S LOCAL
V PHI

# Magic stack operations
S PUSH
S POP # must be followed by float form
S POPF

#... Memory operations
S LOAD # must be followed by float form
S LOADF
S STORE
S STOREF

# Arithemetic operations
S ADD
S SUB
S MUL
S DIV
S DIVU
S MOD
S NEG

S ADDF
S SUBF
S MULF
S DIVF
S NEGF

S AND
S OR
S EOR
S NOT
S ASL
S ASR
S LSL
S LSR

# Conversions
S CII1
S CII2
S CII4
S CII8

S CIU1
S CIU2
S CIU4
S CIU8

S CUI1
S CUI2
S CUI4
S CUI8

S CFI1
S CFI2
S CFI4
S CFI8

S CIF1
S CIF2
S CIF4
S CIF8

S CFF1
S CFF2
S CFF4
S CFF8

# Tristate comparisons
S COMPARES1
S COMPARES2
S COMPARES4
S COMPARES8

S COMPAREU1
S COMPAREU2
S COMPAREU4
S COMPAREU8

S COMPAREF1
S COMPAREF2
S COMPAREF4
S COMPAREF8

# Boolean comparisons
S IFEQ
S IFLT
S IFLE

# Procedures
V CALL

# Flow control --- these never return
V JUMP
V CJUMPEQ
V CJUMPLT
V CJUMPLE
V RET
 
# Special
S STACKADJUST
S GETRET
S SETRET
S GETFP
S GETSP
S SETSP
S CHAINFP
S FPTOARGS