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(* sparccomp-instr-ext.sml
*
* COPYRIGHT (c) 2001 Bell Labs, Lucent Technologies
*
* compiling a trivial extensions to the Sparc instruction set
* (UNIMP instruction)
*)
signature SPARCCOMP_INSTR_EXT = sig
structure T : MLTREE
structure I : SPARCINSTR (* where T = T *)
where type T.Basis.cond = T.Basis.cond
and type T.Basis.div_rounding_mode = T.Basis.div_rounding_mode
and type T.Basis.ext = T.Basis.ext
and type T.Basis.fcond = T.Basis.fcond
and type T.Basis.rounding_mode = T.Basis.rounding_mode
and type T.Constant.const = T.Constant.const
and type ('s,'r,'f,'c) T.Extension.ccx = ('s,'r,'f,'c) T.Extension.ccx
and type ('s,'r,'f,'c) T.Extension.fx = ('s,'r,'f,'c) T.Extension.fx
and type ('s,'r,'f,'c) T.Extension.rx = ('s,'r,'f,'c) T.Extension.rx
and type ('s,'r,'f,'c) T.Extension.sx = ('s,'r,'f,'c) T.Extension.sx
and type T.I.div_rounding_mode = T.I.div_rounding_mode
and type T.Region.region = T.Region.region
and type T.ccexp = T.ccexp
and type T.fexp = T.fexp
(* and type T.labexp = T.labexp *)
and type T.mlrisc = T.mlrisc
and type T.oper = T.oper
and type T.rep = T.rep
and type T.rexp = T.rexp
and type T.stm = T.stm
structure TS : MLTREE_STREAM (* where T = I.T *)
where type T.Basis.cond = I.T.Basis.cond
and type T.Basis.div_rounding_mode = I.T.Basis.div_rounding_mode
and type T.Basis.ext = I.T.Basis.ext
and type T.Basis.fcond = I.T.Basis.fcond
and type T.Basis.rounding_mode = I.T.Basis.rounding_mode
and type T.Constant.const = I.T.Constant.const
and type ('s,'r,'f,'c) T.Extension.ccx = ('s,'r,'f,'c) I.T.Extension.ccx
and type ('s,'r,'f,'c) T.Extension.fx = ('s,'r,'f,'c) I.T.Extension.fx
and type ('s,'r,'f,'c) T.Extension.rx = ('s,'r,'f,'c) I.T.Extension.rx
and type ('s,'r,'f,'c) T.Extension.sx = ('s,'r,'f,'c) I.T.Extension.sx
and type T.I.div_rounding_mode = I.T.I.div_rounding_mode
and type T.Region.region = I.T.Region.region
and type T.ccexp = I.T.ccexp
and type T.fexp = I.T.fexp
(* and type T.labexp = I.T.labexp *)
and type T.mlrisc = I.T.mlrisc
and type T.oper = I.T.oper
and type T.rep = I.T.rep
and type T.rexp = I.T.rexp
and type T.stm = I.T.stm
structure CFG : CONTROL_FLOW_GRAPH (* where I = I *)
where type I.addressing_mode = I.addressing_mode
and type I.ea = I.ea
and type I.instr = I.instr
and type I.instruction = I.instruction
and type I.operand = I.operand
type reducer =
(I.instruction, I.C.cellset, I.operand, I.addressing_mode, CFG.cfg) TS.reducer
val compileSext :
reducer
-> { stm: (T.stm, T.rexp, T.fexp, T.ccexp) SparcInstrExt.sext,
an: T.an list }
-> unit
end
functor SparcCompInstrExt
(structure I : SPARCINSTR
structure TS : MLTREE_STREAM (* where T = I.T *)
where type T.Basis.cond = I.T.Basis.cond
and type T.Basis.div_rounding_mode = I.T.Basis.div_rounding_mode
and type T.Basis.ext = I.T.Basis.ext
and type T.Basis.fcond = I.T.Basis.fcond
and type T.Basis.rounding_mode = I.T.Basis.rounding_mode
and type T.Constant.const = I.T.Constant.const
and type ('s,'r,'f,'c) T.Extension.ccx = ('s,'r,'f,'c) I.T.Extension.ccx
and type ('s,'r,'f,'c) T.Extension.fx = ('s,'r,'f,'c) I.T.Extension.fx
and type ('s,'r,'f,'c) T.Extension.rx = ('s,'r,'f,'c) I.T.Extension.rx
and type ('s,'r,'f,'c) T.Extension.sx = ('s,'r,'f,'c) I.T.Extension.sx
and type T.I.div_rounding_mode = I.T.I.div_rounding_mode
and type T.Region.region = I.T.Region.region
and type T.ccexp = I.T.ccexp
and type T.fexp = I.T.fexp
(* and type T.labexp = I.T.labexp *)
and type T.mlrisc = I.T.mlrisc
and type T.oper = I.T.oper
and type T.rep = I.T.rep
and type T.rexp = I.T.rexp
and type T.stm = I.T.stm
structure CFG : CONTROL_FLOW_GRAPH (* where I = I and P = TS.S.P *)
where type I.addressing_mode = I.addressing_mode
and type I.ea = I.ea
and type I.instr = I.instr
and type I.instruction = I.instruction
and type I.operand = I.operand
where type P.Client.pseudo_op = TS.S.P.Client.pseudo_op
and type P.T.Basis.cond = TS.S.P.T.Basis.cond
and type P.T.Basis.div_rounding_mode = TS.S.P.T.Basis.div_rounding_mode
and type P.T.Basis.ext = TS.S.P.T.Basis.ext
and type P.T.Basis.fcond = TS.S.P.T.Basis.fcond
and type P.T.Basis.rounding_mode = TS.S.P.T.Basis.rounding_mode
and type P.T.Constant.const = TS.S.P.T.Constant.const
and type ('s,'r,'f,'c) P.T.Extension.ccx = ('s,'r,'f,'c) TS.S.P.T.Extension.ccx
and type ('s,'r,'f,'c) P.T.Extension.fx = ('s,'r,'f,'c) TS.S.P.T.Extension.fx
and type ('s,'r,'f,'c) P.T.Extension.rx = ('s,'r,'f,'c) TS.S.P.T.Extension.rx
and type ('s,'r,'f,'c) P.T.Extension.sx = ('s,'r,'f,'c) TS.S.P.T.Extension.sx
and type P.T.I.div_rounding_mode = TS.S.P.T.I.div_rounding_mode
and type P.T.Region.region = TS.S.P.T.Region.region
and type P.T.ccexp = TS.S.P.T.ccexp
and type P.T.fexp = TS.S.P.T.fexp
(* and type P.T.labexp = TS.S.P.T.labexp *)
and type P.T.mlrisc = TS.S.P.T.mlrisc
and type P.T.oper = TS.S.P.T.oper
and type P.T.rep = TS.S.P.T.rep
and type P.T.rexp = TS.S.P.T.rexp
and type P.T.stm = TS.S.P.T.stm
) : SPARCCOMP_INSTR_EXT =
struct
structure CFG = CFG
structure T = TS.T
structure TS = TS
structure I = I
structure C = I.C
structure X = SparcInstrExt
type stm = (T.stm, T.rexp, T.fexp, T.ccexp) X.sext
type reducer =
(I.instruction, I.C.cellset, I.operand, I.addressing_mode, CFG.cfg) TS.reducer
fun compileSext reducer { stm: stm, an: T.an list } = let
val TS.REDUCER { emit, operand, reduceOperand, ... } = reducer
in
case stm
of X.UNIMP i => emit (I.unimp {const22 = i}, an)
| X.SAVE (r, i, d) => emit(I.save{r=reduceOperand(operand r), i=operand i, d=reduceOperand(operand d)}, an)
| X.RESTORE (r, i, d) => emit(I.restore{r=reduceOperand(operand r), i=operand i, d=reduceOperand(operand d)}, an)
end
end
|
