Module Vmbytecodes

module Label : sig ... end
type instruction =
| Klabel of Label.t
| Kacc of int

accu = spn

| Kenvacc of int

accu = coq_envn

| Koffsetclosure of int

accu = &coq_envn

| Kpush

sp = accu :: sp

| Kpop of int

sp = skipn n sp

| Kpush_retaddr of Label.t

sp = pc :: coq_env :: coq_extra_args :: sp ; coq_extra_args = 0

| Kshort_apply of int

number of arguments (arguments on top of stack)

| Kapply of int

number of arguments (arguments on top of stack)

| Kappterm of int * int

number of arguments, slot size

| Kreturn of int

slot size

| Kjump
| Krestart
| Kgrab of int

number of arguments

| Kgrabrec of int

rec arg

| Kclosure of Label.t * int

label, number of free variables

| Kclosurerec of int * int * Label.t array * Label.t array

nb fv, init, lbl types, lbl bodies

| Kclosurecofix of int * int * Label.t array * Label.t array

nb fv, init, lbl types, lbl bodies

| Kgetglobal of Names.Constant.t
| Kconst of Vmvalues.structured_constant
| Kmakeblock of int * Vmvalues.tag

allocate an ocaml block. Index 0 ** is accu, all others are popped from ** the top of the stack

| Kmakeswitchblock of Label.t * Label.t * Vmvalues.annot_switch * int
| Kswitch of Label.t array * Label.t array

consts,blocks

| Kpushfields of int
| Kfield of int

accu = accun

| Ksetfield of int

accun = sp0 ; sp = pop sp

| Kstop
| Ksequence of bytecodes
| Kproj of Names.Projection.Repr.t
| Kensurestackcapacity of int
| Kbranch of Label.t

jump to label, is it needed ?

| Kprim of CPrimitives.t * Constr.pconstant
| Kcamlprim of CPrimitives.t * Label.t
and bytecodes = instruction list
val pp_bytecodes : bytecodes -> Pp.t
type fv_elem =
| FVnamed of Names.Id.t
| FVrel of int
| FVuniv_var of int
| FVevar of Evar.t
type fv = fv_elem array
val pp_fv_elem : fv_elem -> Pp.t