diff options
Diffstat (limited to 'riscV/Asmgen.v')
| -rw-r--r-- | riscV/Asmgen.v | 307 |
1 files changed, 138 insertions, 169 deletions
diff --git a/riscV/Asmgen.v b/riscV/Asmgen.v index 957166b6..da6c0101 100644 --- a/riscV/Asmgen.v +++ b/riscV/Asmgen.v @@ -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; |