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Commit b3009fc0 authored by Léo Gourdin's avatar Léo Gourdin
Browse files

Merge branch 'riscv-work' into kvx-work

parents 706b6384 b0252257
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Showing with 2635 additions and 1514 deletions
backend/Stackingproof.v
View file @ b3009fc0
......@@ -868,7 +868,8 @@ Qed.
Remark transl_destroyed_by_op:
forall op e, destroyed_by_op (transl_op e op) = destroyed_by_op op.
Proof.
intros; destruct op; reflexivity.
intros; destruct op; try reflexivity; simpl.
all: destruct optR as [[]|]; simpl; try reflexivity.
Qed.
Remark transl_destroyed_by_load:
......
driver/Clflags.ml
View file @ b3009fc0
......@@ -105,7 +105,6 @@ let option_fmadd = ref true
let option_div_i32 = ref "stsud"
let option_div_i64 = ref "stsud"
let option_fcoalesce_mem = ref true
let option_fexpanse_rtlcond = ref true
let option_fforward_moves = ref false
let option_fmove_loop_invariants = ref false
let option_fnontrap_loads = ref true
......
driver/Driver.ml
View file @ b3009fc0
......@@ -444,7 +444,6 @@ let cmdline_actions =
@ f_opt "madd" option_fmadd
@ f_opt "nontrap-loads" option_fnontrap_loads
@ f_opt "coalesce-mem" option_fcoalesce_mem
@ f_opt "expanse-rtlcond" option_fexpanse_rtlcond
@ f_opt "all-loads-nontrap" option_all_loads_nontrap
@ f_opt "forward-moves" option_fforward_moves
(* Code generation options *)
......
riscV/Asm.v
View file @ b3009fc0
......@@ -982,6 +982,7 @@ Definition exec_instr (f: function) (i: instruction) (rs: regset) (m: mem) : out
end
| Pbuiltin ef args res =>
Stuck (**r treated specially below *)
| Pnop => Next (nextinstr rs) m (**r Pnop is used by an oracle during expansion *)
(** The following instructions and directives are not generated directly by Asmgen,
so we do not model them. *)
......@@ -1002,7 +1003,6 @@ Definition exec_instr (f: function) (i: instruction) (rs: regset) (m: mem) : out
| Pfmsubd _ _ _ _
| Pfnmaddd _ _ _ _
| Pfnmsubd _ _ _ _
| Pnop
=> Stuck
end.
......
riscV/Asmexpand.ml
View file @ b3009fc0
......@@ -23,6 +23,7 @@ open Asm
open Asmexpandaux
open AST
open Camlcoq
open Asmgen
open! Integers
exception Error of string
......@@ -44,11 +45,13 @@ let align n a = (n + a - 1) land (-a)
(* Emit instruction sequences that set or offset a register by a constant. *)
let expand_loadimm32 dst n =
List.iter emit (Asmgen.loadimm32 dst n [])
match make_immed32 n with
| Imm32_single imm -> emit (Paddiw (dst, X0, imm))
| Imm32_pair (hi, lo) -> List.iter emit (load_hilo32 dst hi lo [])
let expand_addptrofs dst src n =
List.iter emit (Asmgen.addptrofs dst src n [])
List.iter emit (addptrofs dst src n [])
let expand_storeind_ptr src base ofs =
List.iter emit (Asmgen.storeind_ptr src base ofs [])
List.iter emit (storeind_ptr src base ofs [])
(* Built-ins. They come in two flavors:
- annotation statements: take their arguments in registers or stack
......
riscV/Asmgen.v
View file @ b3009fc0
......@@ -86,12 +86,6 @@ Definition make_immed64 (val: int64) :=
Definition load_hilo32 (r: ireg) (hi lo: int) k :=
if Int.eq lo Int.zero then Pluiw r hi :: k
else Pluiw r hi :: Paddiw r r lo :: k.
Definition loadimm32 (r: ireg) (n: int) (k: code) :=
match make_immed32 n with
| Imm32_single imm => Paddiw r X0 imm :: k
| Imm32_pair hi lo => load_hilo32 r hi lo k
end.
Definition opimm32 (op: ireg -> ireg0 -> ireg0 -> instruction)
(opimm: ireg -> ireg0 -> int -> instruction)
......@@ -102,21 +96,11 @@ Definition opimm32 (op: ireg -> ireg0 -> ireg0 -> instruction)
end.
Definition addimm32 := opimm32 Paddw Paddiw.
Definition andimm32 := opimm32 Pandw Pandiw.
Definition orimm32 := opimm32 Porw Poriw.
Definition xorimm32 := opimm32 Pxorw Pxoriw.
Definition load_hilo64 (r: ireg) (hi lo: int64) k :=
if Int64.eq lo Int64.zero then Pluil r hi :: k
else Pluil r hi :: Paddil r r lo :: k.
Definition loadimm64 (r: ireg) (n: int64) (k: code) :=
match make_immed64 n with
| Imm64_single imm => Paddil r X0 imm :: k
| Imm64_pair hi lo => load_hilo64 r hi lo k
| Imm64_large imm => Ploadli r imm :: k
end.
Definition opimm64 (op: ireg -> ireg0 -> ireg0 -> instruction)
(opimm: ireg -> ireg0 -> int64 -> instruction)
(rd rs: ireg) (n: int64) (k: code) :=
......@@ -127,9 +111,6 @@ Definition opimm64 (op: ireg -> ireg0 -> ireg0 -> instruction)
end.
Definition addimm64 := opimm64 Paddl Paddil.
Definition andimm64 := opimm64 Pandl Pandil.
Definition orimm64 := opimm64 Porl Poril.
Definition xorimm64 := opimm64 Pxorl Pxoril.
Definition addptrofs (rd rs: ireg) (n: ptrofs) (k: code) :=
if Ptrofs.eq_dec n Ptrofs.zero then
......@@ -139,73 +120,88 @@ Definition addptrofs (rd rs: ireg) (n: ptrofs) (k: code) :=
then addimm64 rd rs (Ptrofs.to_int64 n) k
else addimm32 rd rs (Ptrofs.to_int n) k.
(** Translation of conditional branches. *)
(** Functions to select a special register according to the op "oreg" argument from RTL *)
Definition apply_bin_r0_r0r0lbl (optR0: option bool) (sem: ireg0 -> ireg0 -> label -> instruction) (r1 r2: ireg0) (lbl: label) :=
match optR0 with
| None => sem r1 r2 lbl
| Some true => sem X0 r1 lbl
| Some false => sem r1 X0 lbl
Definition apply_bin_oreg_ireg0 (optR: option oreg) (r1 r2: ireg0): (ireg0 * ireg0) :=
match optR with
| None => (r1, r2)
| Some X0_L => (X0, r1)
| Some X0_R => (r1, X0)
end.
Definition apply_bin_r0_r0r0 (optR0: option bool) (sem: ireg0 -> ireg0 -> instruction) (r1 r2: ireg0) :=
match optR0 with
| None => sem r1 r2
| Some true => sem X0 r1
| Some false => sem r1 X0
end.
Definition get_oreg (optR: option oreg) (r: ireg0) :=
match optR with
| Some X0_L | Some X0_R => X0
| _ => r
end.
Definition transl_cbranch
(cond: condition) (args: list mreg) (lbl: label) (k: code) :=
match cond, args with
| CEbeqw optR0, a1 :: a2 :: nil =>
| CEbeqw optR, a1 :: a2 :: nil =>
do r1 <- ireg_of a1; do r2 <- ireg_of a2;
OK (apply_bin_r0_r0r0lbl optR0 Pbeqw r1 r2 lbl :: k)
| CEbnew optR0, a1 :: a2 :: nil =>
let (r1', r2') := apply_bin_oreg_ireg0 optR r1 r2 in
OK (Pbeqw r1' r2' lbl :: k)
| CEbnew optR, a1 :: a2 :: nil =>
do r1 <- ireg_of a1; do r2 <- ireg_of a2;
OK (apply_bin_r0_r0r0lbl optR0 Pbnew r1 r2 lbl :: k)
| CEbequw optR0, a1 :: a2 :: nil =>
let (r1', r2') := apply_bin_oreg_ireg0 optR r1 r2 in
OK (Pbnew r1' r2' lbl :: k)
| CEbequw optR, a1 :: a2 :: nil =>
do r1 <- ireg_of a1; do r2 <- ireg_of a2;
OK (apply_bin_r0_r0r0lbl optR0 Pbeqw r1 r2 lbl :: k)
| CEbneuw optR0, a1 :: a2 :: nil =>
let (r1', r2') := apply_bin_oreg_ireg0 optR r1 r2 in
OK (Pbeqw r1' r2' lbl :: k)
| CEbneuw optR, a1 :: a2 :: nil =>
do r1 <- ireg_of a1; do r2 <- ireg_of a2;
OK (apply_bin_r0_r0r0lbl optR0 Pbnew r1 r2 lbl :: k)
| CEbltw optR0, a1 :: a2 :: nil =>
let (r1', r2') := apply_bin_oreg_ireg0 optR r1 r2 in
OK (Pbnew r1' r2' lbl :: k)
| CEbltw optR, a1 :: a2 :: nil =>
do r1 <- ireg_of a1; do r2 <- ireg_of a2;
OK (apply_bin_r0_r0r0lbl optR0 Pbltw r1 r2 lbl :: k)
| CEbltuw optR0, a1 :: a2 :: nil =>
let (r1', r2') := apply_bin_oreg_ireg0 optR r1 r2 in
OK (Pbltw r1' r2' lbl :: k)
| CEbltuw optR, a1 :: a2 :: nil =>
do r1 <- ireg_of a1; do r2 <- ireg_of a2;
OK (apply_bin_r0_r0r0lbl optR0 Pbltuw r1 r2 lbl :: k)
| CEbgew optR0, a1 :: a2 :: nil =>
let (r1', r2') := apply_bin_oreg_ireg0 optR r1 r2 in
OK (Pbltuw r1' r2' lbl :: k)
| CEbgew optR, a1 :: a2 :: nil =>
do r1 <- ireg_of a1; do r2 <- ireg_of a2;
OK (apply_bin_r0_r0r0lbl optR0 Pbgew r1 r2 lbl :: k)
| CEbgeuw optR0, a1 :: a2 :: nil =>
let (r1', r2') := apply_bin_oreg_ireg0 optR r1 r2 in
OK (Pbgew r1' r2' lbl :: k)
| CEbgeuw optR, a1 :: a2 :: nil =>
do r1 <- ireg_of a1; do r2 <- ireg_of a2;
OK (apply_bin_r0_r0r0lbl optR0 Pbgeuw r1 r2 lbl :: k)
| CEbeql optR0, a1 :: a2 :: nil =>
let (r1', r2') := apply_bin_oreg_ireg0 optR r1 r2 in
OK (Pbgeuw r1' r2' lbl :: k)
| CEbeql optR, a1 :: a2 :: nil =>
do r1 <- ireg_of a1; do r2 <- ireg_of a2;
OK (apply_bin_r0_r0r0lbl optR0 Pbeql r1 r2 lbl :: k)
| CEbnel optR0, a1 :: a2 :: nil =>
let (r1', r2') := apply_bin_oreg_ireg0 optR r1 r2 in
OK (Pbeql r1' r2' lbl :: k)
| CEbnel optR, a1 :: a2 :: nil =>
do r1 <- ireg_of a1; do r2 <- ireg_of a2;
OK (apply_bin_r0_r0r0lbl optR0 Pbnel r1 r2 lbl :: k)
| CEbequl optR0, a1 :: a2 :: nil =>
let (r1', r2') := apply_bin_oreg_ireg0 optR r1 r2 in
OK (Pbnel r1' r2' lbl :: k)
| CEbequl optR, a1 :: a2 :: nil =>
do r1 <- ireg_of a1; do r2 <- ireg_of a2;
OK (apply_bin_r0_r0r0lbl optR0 Pbeql r1 r2 lbl :: k)
| CEbneul optR0, a1 :: a2 :: nil =>
let (r1', r2') := apply_bin_oreg_ireg0 optR r1 r2 in
OK (Pbeql r1' r2' lbl :: k)
| CEbneul optR, a1 :: a2 :: nil =>
do r1 <- ireg_of a1; do r2 <- ireg_of a2;
OK (apply_bin_r0_r0r0lbl optR0 Pbnel r1 r2 lbl :: k)
| CEbltl optR0, a1 :: a2 :: nil =>
let (r1', r2') := apply_bin_oreg_ireg0 optR r1 r2 in
OK (Pbnel r1' r2' lbl :: k)
| CEbltl optR, a1 :: a2 :: nil =>
do r1 <- ireg_of a1; do r2 <- ireg_of a2;
OK (apply_bin_r0_r0r0lbl optR0 Pbltl r1 r2 lbl :: k)
| CEbltul optR0, a1 :: a2 :: nil =>
let (r1', r2') := apply_bin_oreg_ireg0 optR r1 r2 in
OK (Pbltl r1' r2' lbl :: k)
| CEbltul optR, a1 :: a2 :: nil =>
do r1 <- ireg_of a1; do r2 <- ireg_of a2;
OK (apply_bin_r0_r0r0lbl optR0 Pbltul r1 r2 lbl :: k)
| CEbgel optR0, a1 :: a2 :: nil =>
let (r1', r2') := apply_bin_oreg_ireg0 optR r1 r2 in
OK (Pbltul r1' r2' lbl :: k)
| CEbgel optR, a1 :: a2 :: nil =>
do r1 <- ireg_of a1; do r2 <- ireg_of a2;
OK (apply_bin_r0_r0r0lbl optR0 Pbgel r1 r2 lbl :: k)
| CEbgeul optR0, a1 :: a2 :: nil =>
let (r1', r2') := apply_bin_oreg_ireg0 optR r1 r2 in
OK (Pbgel r1' r2' lbl :: k)
| CEbgeul optR, a1 :: a2 :: nil =>
do r1 <- ireg_of a1; do r2 <- ireg_of a2;
OK (apply_bin_r0_r0r0lbl optR0 Pbgeul r1 r2 lbl :: k)
let (r1', r2') := apply_bin_oreg_ireg0 optR r1 r2 in
OK (Pbgeul r1' r2' lbl :: k)
| _, _ =>
Error(msg "Asmgen.transl_cond_branch")
end.
......@@ -222,22 +218,6 @@ Definition transl_op
| FR r, FR a => OK (Pfmv r a :: k)
| _ , _ => Error(msg "Asmgen.Omove")
end
| Ointconst n, nil =>
do rd <- ireg_of res;
OK (loadimm32 rd n k)
| Olongconst n, nil =>
do rd <- ireg_of res;
OK (loadimm64 rd n k)
| Ofloatconst f, nil =>
do rd <- freg_of res;
OK (if Float.eq_dec f Float.zero
then Pfcvtdw rd X0 :: k
else Ploadfi rd f :: k)
| Osingleconst f, nil =>
do rd <- freg_of res;
OK (if Float32.eq_dec f Float32.zero
then Pfcvtsw rd X0 :: k
else Ploadsi rd f :: k)
| Oaddrsymbol s ofs, nil =>
do rd <- ireg_of res;
OK (if Archi.pic_code tt && negb (Ptrofs.eq ofs Ptrofs.zero)
......@@ -247,18 +227,9 @@ Definition transl_op
do rd <- ireg_of res;
OK (addptrofs rd SP n k)
| Ocast8signed, a1 :: nil =>
do rd <- ireg_of res; do rs <- ireg_of a1;
OK (Pslliw rd rs (Int.repr 24) :: Psraiw rd rd (Int.repr 24) :: k)
| Ocast16signed, a1 :: nil =>
do rd <- ireg_of res; do rs <- ireg_of a1;
OK (Pslliw rd rs (Int.repr 16) :: Psraiw rd rd (Int.repr 16) :: k)
| Oadd, a1 :: a2 :: nil =>
do rd <- ireg_of res; do rs1 <- ireg_of a1; do rs2 <- ireg_of a2;
OK (Paddw rd rs1 rs2 :: k)
| Oaddimm n, a1 :: nil =>
do rd <- ireg_of res; do rs <- ireg_of a1;
OK (addimm32 rd rs n k)
| Oneg, a1 :: nil =>
do rd <- ireg_of res; do rs <- ireg_of a1;
OK (Psubw rd X0 rs :: k)
......@@ -289,21 +260,12 @@ Definition transl_op
| Oand, a1 :: a2 :: nil =>
do rd <- ireg_of res; do rs1 <- ireg_of a1; do rs2 <- ireg_of a2;
OK (Pandw rd rs1 rs2 :: k)
| Oandimm n, a1 :: nil =>
do rd <- ireg_of res; do rs <- ireg_of a1;
OK (andimm32 rd rs n k)
| Oor, a1 :: a2 :: nil =>
do rd <- ireg_of res; do rs1 <- ireg_of a1; do rs2 <- ireg_of a2;
OK (Porw rd rs1 rs2 :: k)
| Oorimm n, a1 :: nil =>
do rd <- ireg_of res; do rs <- ireg_of a1;
OK (orimm32 rd rs n k)
| Oxor, a1 :: a2 :: nil =>
do rd <- ireg_of res; do rs1 <- ireg_of a1; do rs2 <- ireg_of a2;
OK (Pxorw rd rs1 rs2 :: k)
| Oxorimm n, a1 :: nil =>
do rd <- ireg_of res; do rs <- ireg_of a1;
OK (xorimm32 rd rs n k)
| Oshl, a1 :: a2 :: nil =>
do rd <- ireg_of res; do rs1 <- ireg_of a1; do rs2 <- ireg_of a2;
OK (Psllw rd rs1 rs2 :: k)
......@@ -322,19 +284,6 @@ Definition transl_op
| Oshruimm n, a1 :: nil =>
do rd <- ireg_of res; do rs <- ireg_of a1;
OK (Psrliw rd rs n :: k)
| Oshrximm n, a1 :: nil =>
do rd <- ireg_of res; do rs <- ireg_of a1;
OK (if Int.eq n Int.zero
then Pmv rd rs :: k
else if Int.eq n Int.one
then Psrliw X31 rs (Int.repr 31) ::
Paddw X31 rs X31 ::
Psraiw rd X31 Int.one :: k
else Psraiw X31 rs (Int.repr 31) ::
Psrliw X31 X31 (Int.sub Int.iwordsize n) ::
Paddw X31 rs X31 ::
Psraiw rd X31 n :: k)
(* [Omakelong], [Ohighlong] should not occur *)
| Olowlong, a1 :: nil =>
do rd <- ireg_of res; do rs <- ireg_of a1;
......@@ -343,16 +292,9 @@ Definition transl_op
do rd <- ireg_of res; do rs <- ireg_of a1;
assertion (ireg_eq rd rs);
OK (Pcvtw2l rd :: k)
| Ocast32unsigned, a1 :: nil =>
do rd <- ireg_of res; do rs <- ireg_of a1;
assertion (ireg_eq rd rs);
OK (Pcvtw2l rd :: Psllil rd rd (Int.repr 32) :: Psrlil rd rd (Int.repr 32) :: k)
| Oaddl, a1 :: a2 :: nil =>
do rd <- ireg_of res; do rs1 <- ireg_of a1; do rs2 <- ireg_of a2;
OK (Paddl rd rs1 rs2 :: k)
| Oaddlimm n, a1 :: nil =>
do rd <- ireg_of res; do rs <- ireg_of a1;
OK (addimm64 rd rs n k)
| Onegl, a1 :: nil =>
do rd <- ireg_of res; do rs <- ireg_of a1;
OK (Psubl rd X0 rs :: k)
......@@ -383,21 +325,12 @@ Definition transl_op
| Oandl, a1 :: a2 :: nil =>
do rd <- ireg_of res; do rs1 <- ireg_of a1; do rs2 <- ireg_of a2;
OK (Pandl rd rs1 rs2 :: k)
| Oandlimm n, a1 :: nil =>
do rd <- ireg_of res; do rs <- ireg_of a1;
OK (andimm64 rd rs n k)
| Oorl, a1 :: a2 :: nil =>
do rd <- ireg_of res; do rs1 <- ireg_of a1; do rs2 <- ireg_of a2;
OK (Porl rd rs1 rs2 :: k)
| Oorlimm n, a1 :: nil =>
do rd <- ireg_of res; do rs <- ireg_of a1;
OK (orimm64 rd rs n k)
| Oxorl, a1 :: a2 :: nil =>
do rd <- ireg_of res; do rs1 <- ireg_of a1; do rs2 <- ireg_of a2;
OK (Pxorl rd rs1 rs2 :: k)
| Oxorlimm n, a1 :: nil =>
do rd <- ireg_of res; do rs <- ireg_of a1;
OK (xorimm64 rd rs n k)
| Oshll, a1 :: a2 :: nil =>
do rd <- ireg_of res; do rs1 <- ireg_of a1; do rs2 <- ireg_of a2;
OK (Pslll rd rs1 rs2 :: k)
......@@ -416,19 +349,6 @@ Definition transl_op
| Oshrluimm n, a1 :: nil =>
do rd <- ireg_of res; do rs <- ireg_of a1;
OK (Psrlil rd rs n :: k)
| Oshrxlimm n, a1 :: nil =>
do rd <- ireg_of res; do rs <- ireg_of a1;
OK (if Int.eq n Int.zero
then Pmv rd rs :: k
else if Int.eq n Int.one
then Psrlil X31 rs (Int.repr 63) ::
Paddl X31 rs X31 ::
Psrail rd X31 Int.one :: k
else Psrail X31 rs (Int.repr 63) ::
Psrlil X31 X31 (Int.sub Int64.iwordsize' n) ::
Paddl X31 rs X31 ::
Psrail rd X31 n :: k)
| Onegf, a1 :: nil =>
do rd <- freg_of res; do rs <- freg_of a1;
OK (Pfnegd rd rs :: k)
......@@ -523,36 +443,44 @@ Definition transl_op
| Osingleoflongu, a1 :: nil =>
do rd <- freg_of res; do rs <- ireg_of a1;
OK (Pfcvtslu rd rs :: k)
| OEseqw optR0, a1 :: a2 :: nil =>
(* Instructions expanded in RTL *)
| OEseqw optR, a1 :: a2 :: nil =>
do rd <- ireg_of res;
do rs1 <- ireg_of a1;
do rs2 <- ireg_of a2;
OK (apply_bin_r0_r0r0 optR0 (Pseqw rd) rs1 rs2 :: k)
| OEsnew optR0, a1 :: a2 :: nil =>
let (rs1', rs2') := apply_bin_oreg_ireg0 optR rs1 rs2 in
OK (Pseqw rd rs1' rs2' :: k)
| OEsnew optR, a1 :: a2 :: nil =>
do rd <- ireg_of res;
do rs1 <- ireg_of a1;
do rs2 <- ireg_of a2;
OK (apply_bin_r0_r0r0 optR0 (Psnew rd) rs1 rs2 :: k)
| OEsequw optR0, a1 :: a2 :: nil =>
let (rs1', rs2') := apply_bin_oreg_ireg0 optR rs1 rs2 in
OK (Psnew rd rs1' rs2' :: k)
| OEsequw optR, a1 :: a2 :: nil =>
do rd <- ireg_of res;
do rs1 <- ireg_of a1;
do rs2 <- ireg_of a2;
OK (apply_bin_r0_r0r0 optR0 (Pseqw rd) rs1 rs2 :: k)
| OEsneuw optR0, a1 :: a2 :: nil =>
let (rs1', rs2') := apply_bin_oreg_ireg0 optR rs1 rs2 in
OK (Pseqw rd rs1' rs2' :: k)
| OEsneuw optR, a1 :: a2 :: nil =>
do rd <- ireg_of res;
do rs1 <- ireg_of a1;
do rs2 <- ireg_of a2;
OK (apply_bin_r0_r0r0 optR0 (Psnew rd) rs1 rs2 :: k)
| OEsltw optR0, a1 :: a2 :: nil =>
let (rs1', rs2') := apply_bin_oreg_ireg0 optR rs1 rs2 in
OK (Psnew rd rs1' rs2' :: k)
| OEsltw optR, a1 :: a2 :: nil =>
do rd <- ireg_of res;
do rs1 <- ireg_of a1;
do rs2 <- ireg_of a2;
OK (apply_bin_r0_r0r0 optR0 (Psltw rd) rs1 rs2 :: k)
| OEsltuw optR0, a1 :: a2 :: nil =>
let (rs1', rs2') := apply_bin_oreg_ireg0 optR rs1 rs2 in
OK (Psltw rd rs1' rs2' :: k)
| OEsltuw optR, a1 :: a2 :: nil =>
do rd <- ireg_of res;
do rs1 <- ireg_of a1;
do rs2 <- ireg_of a2;
OK (apply_bin_r0_r0r0 optR0 (Psltuw rd) rs1 rs2 :: k)
let (rs1', rs2') := apply_bin_oreg_ireg0 optR rs1 rs2 in
OK (Psltuw rd rs1' rs2' :: k)
| OEsltiw n, a1 :: nil =>
do rd <- ireg_of res;
do rs <- ireg_of a1;
......@@ -565,42 +493,62 @@ Definition transl_op
do rd <- ireg_of res;
do rs <- ireg_of a1;
OK (Pxoriw rd rs n :: k)
| OEluiw n _, a1 :: nil =>
| OEluiw n, nil =>
do rd <- ireg_of res;
OK (Pluiw rd n :: k)
| OEaddiwr0 n _, a1 :: nil =>
| OEaddiw optR n, nil =>
do rd <- ireg_of res;
let rs := get_oreg optR X0 in
OK (Paddiw rd rs n :: k)
| OEaddiw optR n, a1 :: nil =>
do rd <- ireg_of res;
OK (Paddiw rd X0 n :: k)
| OEseql optR0, a1 :: a2 :: nil =>
do rs <- ireg_of a1;
let rs' := get_oreg optR rs in
OK (Paddiw rd rs' n :: k)
| OEandiw n, a1 :: nil =>
do rd <- ireg_of res;
do rs <- ireg_of a1;
OK (Pandiw rd rs n :: k)
| OEoriw n, a1 :: nil =>
do rd <- ireg_of res;
do rs <- ireg_of a1;
OK (Poriw rd rs n :: k)
| OEseql optR, a1 :: a2 :: nil =>
do rd <- ireg_of res;
do rs1 <- ireg_of a1;
do rs2 <- ireg_of a2;
OK (apply_bin_r0_r0r0 optR0 (Pseql rd) rs1 rs2 :: k)
| OEsnel optR0, a1 :: a2 :: nil =>
let (rs1', rs2') := apply_bin_oreg_ireg0 optR rs1 rs2 in
OK (Pseql rd rs1' rs2' :: k)
| OEsnel optR, a1 :: a2 :: nil =>
do rd <- ireg_of res;
do rs1 <- ireg_of a1;
do rs2 <- ireg_of a2;
OK (apply_bin_r0_r0r0 optR0 (Psnel rd) rs1 rs2 :: k)
| OEsequl optR0, a1 :: a2 :: nil =>
let (rs1', rs2') := apply_bin_oreg_ireg0 optR rs1 rs2 in
OK (Psnel rd rs1' rs2' :: k)
| OEsequl optR, a1 :: a2 :: nil =>
do rd <- ireg_of res;
do rs1 <- ireg_of a1;
do rs2 <- ireg_of a2;
OK (apply_bin_r0_r0r0 optR0 (Pseql rd) rs1 rs2 :: k)
| OEsneul optR0, a1 :: a2 :: nil =>
let (rs1', rs2') := apply_bin_oreg_ireg0 optR rs1 rs2 in
OK (Pseql rd rs1' rs2' :: k)
| OEsneul optR, a1 :: a2 :: nil =>
do rd <- ireg_of res;
do rs1 <- ireg_of a1;
do rs2 <- ireg_of a2;
OK (apply_bin_r0_r0r0 optR0 (Psnel rd) rs1 rs2 :: k)
| OEsltl optR0, a1 :: a2 :: nil =>
let (rs1', rs2') := apply_bin_oreg_ireg0 optR rs1 rs2 in
OK (Psnel rd rs1' rs2' :: k)
| OEsltl optR, a1 :: a2 :: nil =>
do rd <- ireg_of res;
do rs1 <- ireg_of a1;
do rs2 <- ireg_of a2;
OK (apply_bin_r0_r0r0 optR0 (Psltl rd) rs1 rs2 :: k)
| OEsltul optR0, a1 :: a2 :: nil =>
let (rs1', rs2') := apply_bin_oreg_ireg0 optR rs1 rs2 in
OK (Psltl rd rs1' rs2' :: k)
| OEsltul optR, a1 :: a2 :: nil =>
do rd <- ireg_of res;
do rs1 <- ireg_of a1;
do rs2 <- ireg_of a2;
OK (apply_bin_r0_r0r0 optR0 (Psltul rd) rs1 rs2 :: k)
let (rs1', rs2') := apply_bin_oreg_ireg0 optR rs1 rs2 in
OK (Psltul rd rs1' rs2' :: k)
| OEsltil n, a1 :: nil =>
do rd <- ireg_of res;
do rs <- ireg_of a1;
......@@ -613,12 +561,26 @@ Definition transl_op
do rd <- ireg_of res;
do rs <- ireg_of a1;
OK (Pxoril rd rs n :: k)
| OEluil n, a1 :: nil =>
| OEluil n, nil =>
do rd <- ireg_of res;
OK (Pluil rd n :: k)
| OEaddilr0 n, a1 :: nil =>
| OEaddil optR n, nil =>
do rd <- ireg_of res;
let rs := get_oreg optR X0 in
OK (Paddil rd rs n :: k)
| OEaddil optR n, a1 :: nil =>
do rd <- ireg_of res;
do rs <- ireg_of a1;
let rs' := get_oreg optR rs in
OK (Paddil rd rs' n :: k)
| OEandil n, a1 :: nil =>
do rd <- ireg_of res;
OK (Paddil rd X0 n :: k)
do rs <- ireg_of a1;
OK (Pandil rd rs n :: k)
| OEoril n, a1 :: nil =>
do rd <- ireg_of res;
do rs <- ireg_of a1;
OK (Poril rd rs n :: k)
| OEloadli n, nil =>
do rd <- ireg_of res;
OK (Ploadli rd n :: k)
......@@ -652,6 +614,13 @@ Definition transl_op
do r1 <- freg_of f1;
do r2 <- freg_of f2;
OK (Pfles rd r1 r2 :: k)
| OEmayundef _, a1 :: a2 :: nil =>
do rd <- ireg_of res;
do r2 <- ireg_of a2;
if ireg_eq rd r2 then
OK (Pnop :: k)
else
OK (Pmv rd r2 :: k)
| Obits_of_single, a1 :: nil =>
do rd <- ireg_of res; do rs <- freg_of a1;
......
riscV/Asmgenproof.v
View file @ b3009fc0
......@@ -115,14 +115,6 @@ Qed.
Section TRANSL_LABEL.
Remark loadimm32_label:
forall r n k, tail_nolabel k (loadimm32 r n k).
Proof.
intros; unfold loadimm32. destruct (make_immed32 n); TailNoLabel.
unfold load_hilo32. destruct (Int.eq lo Int.zero); TailNoLabel.
Qed.
Hint Resolve loadimm32_label: labels.
Remark opimm32_label:
forall op opimm r1 r2 n k,
(forall r1 r2 r3, nolabel (op r1 r2 r3)) ->
......@@ -134,14 +126,6 @@ Proof.
Qed.