From 53ea5e2eb4a02717727c34b2cce37de03f3be1a4 Mon Sep 17 00:00:00 2001 From: Bernhard Urban Date: Mon, 1 Nov 2010 00:40:37 +0100 Subject: [PATCH] 3a_asm: primitive version of parsing "add" --- 3a_asm/DT.hs | 372 +++++++-------------------------------------------- 1 file changed, 52 insertions(+), 320 deletions(-) diff --git a/3a_asm/DT.hs b/3a_asm/DT.hs index a5aa64e..582d181 100644 --- a/3a_asm/DT.hs +++ b/3a_asm/DT.hs @@ -1,17 +1,3 @@ ------------------------------------------------------------------------------ --- --- Module : Text.Assembler.PPC64 --- Copyright : (c) Jeff Douglas --- License : BSD3 --- --- Maintainer : Jeff Douglas --- Stability : experimental --- Portability : portable --- --- | --- ------------------------------------------------------------------------------ - module DT where import Prelude hiding (and,or) @@ -38,336 +24,63 @@ testins input = instruction :: Parser Word32 instruction = foldl1 (<|>) (fmap try instructions) <* char '\n' -instructions = [ - add, addi] +instructions = [add] comma = char ',' -mnem m = string m >> space +mnem m = string m iLit :: Parser Word32 iLit = liftM read (many1 digit) -imm5 :: Parser String -imm5 = do {a <- digit; b <- digit; return [a,b]} +imm4 :: Parser String +imm4 = do + try (do a <- digit; b <- digit; return $ [a,b]) <|> (do a <- digit; return $ [a]) + +read4imm :: String -> Word32 +read4imm s = if erg > 15 then error "invalid register" else erg + where erg = read s reg :: Parser Word32 -reg = do {string "r"; liftM read (imm5)} +reg = do {string "r"; liftM read4imm (imm4)} + +condition :: Parser Word32 +condition = do + str <- foldl1 (<|>) (fmap (try . string . fst) conds) + let (Just ret) = lookup str conds + return $ ret (<.>) p n = p<*comma<*>n +(<%>) p n = p<*space<*>n (<@>) p n = p<*char '('<*>n<*char ')' infixl 1 <.> +infixl 1 <%> infixl 1 <@> --- branch instructions -b = ins "b" v1 $ iform 18 0 0 -ba = ins "ba" v1 $ iform 18 1 0 -bl = ins "bl" v1 $ iform 18 0 1 -bla = ins "bla" v1 $ iform 18 1 1 - -bc = ins "bc" csv3 $ bform 16 0 0 -bca = ins "bca" csv3 $ bform 16 1 0 -bcl = ins "bcl" csv3 $ bform 16 0 1 -bcla = ins "bcla" csv3 $ bform 16 1 1 - -bclr = ins "bclr" csv3 $ xlform'b 19 16 0 -bclrl = ins "bclrl" csv3 $ xlform'b 19 16 1 - -bcctr = ins "bcctr" csv3 $ xlform'b 19 528 0 -bcctrl = ins "bcctrl" csv3 $ xlform'b 19 528 1 - --- system call instruction -sc = ins "sc" v1 $ scform 17 - --- condition register logical instructions -crand = ins "crand" csv3 $ xlform'a 19 257 -cror = ins "cror" csv3 $ xlform'a 19 449 -crxor = ins "cxor" csv3 $ xlform'a 19 193 -crnand = ins "crnand" csv3 $ xlform'a 19 225 -crnor = ins "crnor" csv3 $ xlform'a 19 33 -creqv = ins "creqv" csv3 $ xlform'a 19 289 -crandc = ins "crandc" csv3 $ xlform'a 19 129 -crorc = ins "crorc" csv3 $ xlform'a 19 417 - --- condition register field instruction -mcrf = ins "mcrf" csv2 $ xlform'c 19 0 - --- fixed point load instructions -lbz = ins "lbz" csv3 $ dform'a 34 -lbzx = ins "lbzx" csv3 $ xform'a 31 87 -lbzu = ins "lbzu" csv3 $ dform'a 35 -lbzux = ins "lbzux" csv3 $ xform'a 31 119 -lhz = ins "lhz" csv3 $ dform'a 40 -lhzx = ins "lhz" csv3 $ xform'a 31 279 -lhzu = ins "lhzu" csv3 $ dform'a 41 -lhzux = ins "lhzux" csv3 $ xform'a 31 311 -lha = ins "lha" csv3 $ dform'a 42 -lhax = ins "lhax" csv3 $ xform'a 31 343 -lhau = ins "lhau" csv3 $ dform'a 43 -lhaux = ins "lhaux" csv3 $ xform'a 31 375 -lwz = ins "lwz" csv3 $ dform'a 32 -lwzx = ins "lwzx" csv3 $ xform'a 31 23 -lwzu = ins "lwzu" csv3 $ dform'a 33 -lwzux = ins "lwzux" csv3 $ xform'a 31 55 -lwa = ins "lwa" csv3 $ dsform 58 2 -lwax = ins "lwax" csv3 $ xform'a 31 341 -lwaux = ins "lwaux" csv3 $ xform'a 31 373 -ld = ins "ld" csv3 $ dsform 58 151 -ldx = ins "ldx" csv3 $ xform'a 31 21 -ldu = ins "ldu" csv3 $ dsform 58 1 -ldux = ins "ldux" csv3 $ xform'a 31 53 - --- fixed point store instructions -stb = ins "stb" csv3 $ dform'a 38 -stbx = ins "stbx" csv3 $ xform'a 31 215 -stbu = ins "stbu" csv3 $ dform'a 39 -stbux = ins "stbux" csv3 $ xform'a 31 247 -sth = ins "sth" csv3 $ dform'a 44 -sthx = ins "sthx" csv3 $ xform'a 31 407 -sthu = ins "sthu" csv3 $ dform'a 45 -sthux = ins "sthux" csv3 $ xform'a 31 439 -stw = ins "stw" csv3 $ dform'a 36 -stwx = ins "stwx" csv3 $ xform'a 31 151 -stwu = ins "stwu" csv3 $ dform'a 37 -stwux = ins "stwux" csv3 $ xform'a 31 183 -std = ins "std" csv3 $ dsform 62 0 -stdx = ins "stdx" csv3 $ xform'a 31 149 -stdu = ins "stdu" csv3 $ dsform 37 1 -stdux = ins "stdux" csv3 $ xform'a 31 181 - --- fixed-point load and store with byte reversal instructions -lhbrx = ins "lhbrx" csv3 $ xform'a 31 790 -lwbrx = ins "lwbrx" csv3 $ xform'a 31 534 -sthbrx = ins "sthbrx" csv3 $ xform'a 31 918 -stwbrx = ins "stwbrx" csv3 $ xform'a 31 662 - --- fixed point load and store multiple instructions -lmw = ins "lmw" csv3 $ dform'a 46 -stmw = ins "stmw" csv3 $ dform'a 47 - --- fixed point move assist instructions -lswi = ins "lswi" csv3 $ xform'a 31 597 -lswx = ins "lswx" csv3 $ xform'a 31 533 -stswi = ins "stswi" csv3 $ xform'a 31 725 -stswx = ins "stswx" csv3 $ xform'a 31 661 - ---fixed point arithmetic instructions -addi = ins "addi" csv3 $ dform'a 14 -addis = ins "addis" csv3 $ dform'a 15 - -add = ins "add" csv3 $ xoform 31 266 0 0 -add_ = ins "add." csv3 $ xoform 31 266 0 1 -addo = ins "addo" csv3 $ xoform 31 266 1 0 -addo_ = ins "addo." csv3 $ xoform 31 266 1 1 -subf = ins "subf" csv3 $ xoform 31 40 0 0 -subf_ = ins "subf." csv3 $ xoform 31 40 0 1 -subfo = ins "subfo" csv3 $ xoform 31 40 1 0 -subfo_ = ins "subfo." csv3 $ xoform 31 40 1 1 - -addic = ins "addic" csv3 $ dform'a 12 -addic_ = ins "addic." csv3 $ dform'a 13 -subfic = ins "subfic" csv3 $ dform'a 8 - -addc = ins "addc" csv3 $ xoform 31 10 0 0 -addc_ = ins "addc." csv3 $ xoform 31 10 0 1 -addco = ins "addco" csv3 $ xoform 31 10 1 0 -addco_ = ins "addco." csv3 $ xoform 31 10 1 1 - -subfc = ins "subfc" csv3 $ xoform 31 8 0 0 -subfc_ = ins "subfc." csv3 $ xoform 31 8 0 1 -subfco = ins "subfco" csv3 $ xoform 31 8 1 1 -subfco_ = ins "subfco." csv3 $ xoform 31 8 1 1 - -adde = ins "adde" csv3 $ xoform 31 138 0 0 -adde_ = ins "adde." csv3 $ xoform 31 138 0 1 -addeo = ins "addeo" csv3 $ xoform 31 138 1 0 -addeo_ = ins "addeo." csv3 $ xoform 31 138 1 1 - -subfe = ins "subfe" csv3 $ xoform 31 136 0 0 -subfe_ = ins "subfe." csv3 $ xoform 31 136 0 1 -subfeo = ins "subfeo" csv3 $ xoform 31 136 1 0 -subfeo_ = ins "subfeo." csv3 $ xoform 31 136 1 1 - -addme = ins "addme" csv2 $ xoform' 31 234 0 0 -addme_ = ins "addme." csv2 $ xoform' 31 234 0 1 -addmeo = ins "addmeo" csv2 $ xoform' 31 234 1 0 -addmeo_ = ins "addmeo." csv2 $ xoform' 31 234 1 1 - -subfme = ins "subfme" csv2 $ xoform' 31 232 0 0 -subfme_ = ins "subfme." csv2 $ xoform' 31 232 0 1 -subfmeo = ins "subfmeo" csv2 $ xoform' 31 232 1 0 -subfmeo_ = ins "subfmeo." csv2 $ xoform' 31 232 1 1 - -addze = ins "addze" csv2 $ xoform' 31 202 0 0 -addze_ = ins "addze." csv2 $ xoform' 31 202 0 1 -addzeo = ins "addzeo" csv2 $ xoform' 31 202 1 0 -addzeo_ = ins "addzeo." csv2 $ xoform' 31 202 1 1 - -subfze = ins "subfze" csv2 $ xoform' 31 202 0 0 -subfze_ = ins "subfze." csv2 $ xoform' 31 202 0 1 -subfzeo = ins "subfzeo" csv2 $ xoform' 31 202 1 0 -subfzeo_ = ins "subfzeo." csv2 $ xoform' 31 202 1 1 - -neg = ins "neg" csv2 $ xoform' 31 104 0 0 -neg_ = ins "neg." csv2 $ xoform' 31 104 0 1 -nego = ins "nego" csv2 $ xoform' 31 104 1 0 -nego_ = ins "nego." csv2 $ xoform' 31 104 1 1 - -mulli = ins "mulli" csv3 $ dform'a 7 - -mulld = ins "mulld" csv3 $ xoform 31 233 0 0 -mulld_ = ins "mulld." csv3 $ xoform 31 233 0 1 -mulldo = ins "mulldo" csv3 $ xoform 31 233 1 0 -mulldo_ = ins "mulldo." csv3 $ xoform 31 233 1 1 - -mullw = ins "mullw" csv3 $ xoform 31 235 0 0 -mullw_ = ins "mullw." csv3 $ xoform 31 235 0 1 -mullwo = ins "mullwo" csv3 $ xoform 31 235 1 0 -mullwo_ = ins "mullwo." csv3 $ xoform 31 235 1 1 - -mulhd = ins "mulhd" csv3 $ xoform 31 73 0 0 -mulhd_ = ins "mulhd." csv3 $ xoform 31 73 0 1 - -mulhw = ins "mulhw" csv3 $ xoform 31 75 0 0 -mulhw_ = ins "mulhw." csv3 $ xoform 31 75 0 1 - -mulhdu = ins "mulhdu" csv3 $ xoform 31 9 0 0 -mulhdu_ = ins "mulhdu." csv3 $ xoform 31 9 0 1 - -mulhwu = ins "mulhwu" csv3 $ xoform 31 11 0 0 -mulhwu_ = ins "mulhwu." csv3 $ xoform 31 11 0 1 - -divd = ins "divd" csv3 $ xoform 31 489 0 0 -divd_ = ins "divd." csv3 $ xoform 31 489 0 1 -divdo = ins "divdo" csv3 $ xoform 31 489 1 0 -divdo_ = ins "divdo." csv3 $ xoform 31 489 1 1 - -divw = ins "divw" csv3 $ xoform 31 491 0 0 -divw_ = ins "divw." csv3 $ xoform 31 491 0 1 -divwo = ins "divwo" csv3 $ xoform 31 491 1 0 -divwo_ = ins "divwo." csv3 $ xoform 31 491 1 1 - -divdu = ins "divdu" csv3 $ xoform 31 457 0 0 -divdu_ = ins "divdu." csv3 $ xoform 31 457 0 1 -divduo = ins "divduo" csv3 $ xoform 31 457 1 0 -divduo_ = ins "divduo." csv3 $ xoform 31 457 1 1 - -divwu = ins "divwu" csv3 $ xoform 31 459 0 0 -divwu_ = ins "divwu." csv3 $ xoform 31 459 0 1 -divwuo = ins "divdwo" csv3 $ xoform 31 459 1 0 -divwuo_ = ins "divdwo." csv3 $ xoform 31 459 1 1 - --- fixed-point compare instructions --- check out bit 9 in cmp -cmpi = ins "cmpi" csv3 $ dform'b 11 0 --- check out bit 9 in cmp -cmp = ins "cmp" csv3 $ xform'b 31 0 0 --- check out bit 9 in cmpli -cmpli = ins "cmpli" csv3 $ dform'b 10 0 --- check out bit 9 in cmpl -cmpl = ins "cmpl" csv3 $ xform'b 32 0 0 - --- fixed-point trap instructions -tdi = ins "tdi" csv3 $ dform'a 2 -twi = ins "twi" csv3 $ dform'a 3 -td = ins "td" csv3 $ xform'a 31 68 -tw = ins "tw" csv3 $ xform'a 31 4 - --- fixed-point logical instructions -andi_ = ins "andi." csv3 $ dform'a 28 -andis_ = ins "andis" csv3 $ dform'a 29 -ori = ins "ori" csv3 $ dform'a 24 -oris = ins "oris" csv3 $ dform'a 25 -xori = ins "ori" csv3 $ dform'a 26 -xors = ins "oris" csv3 $ dform'a 27 -and = ins "and" csv3 $ xform'c 31 28 0 -and_ = ins "and." csv3 $ xform'c 31 28 1 -or = ins "or" csv3 $ xform'c 31 444 0 -or_ = ins "or." csv3 $ xform'c 31 444 1 -xor = ins "xor" csv3 $ xform'c 31 316 0 -xor_ = ins "xor." csv3 $ xform'c 31 316 1 -nand = ins "nand" csv3 $ xform'c 31 476 0 -nand_ = ins "nand." csv3 $ xform'c 31 476 1 -nor = ins "nor" csv3 $ xform'c 31 124 0 -nor_ = ins "nor." csv3 $ xform'c 31 124 1 -eqv = ins "eqv" csv3 $ xform'c 31 284 0 -eqv_ = ins "eqv." csv3 $ xform'c 31 284 1 -andc = ins "andc" csv3 $ xform'c 31 60 0 -andc_ = ins "andc." csv3 $ xform'c 31 60 1 -orc = ins "orc" csv3 $ xform'c 31 412 0 -orc_ = ins "orc." csv3 $ xform'c 31 412 1 -extsb = ins "extsb" csv2 $ xform'd 31 954 0 -extsb_ = ins "extsb." csv2 $ xform'd 31 954 1 -extsh = ins "extsh" csv2 $ xform'd 31 922 0 -extsh_ = ins "extsh." csv2 $ xform'd 31 922 1 -extsw = ins "extsw" csv2 $ xform'd 31 986 0 -extsw_ = ins "extsw." csv2 $ xform'd 31 986 1 -cntlzd = ins "cntlzd" csv2 $ xform'd 31 58 0 -cntlzd_ = ins "cntlzd." csv2 $ xform'd 31 58 1 -popcntb = ins "popcntb" csv2 $ xform'd 31 122 0 -cntlzw = ins "cntlzw" csv2 $ xform'd 31 26 0 -cntlzw_ = ins "cntlzw." csv2 $ xform'd 31 26 1 - --- fixed-point rotate and shift instructions -rldicl = ins "rldicl" csv4 $ mdform 30 0 0 -rldicl_ = ins "rldicl." csv4 $ mdform 30 0 1 -rldicr = ins "rldicr" csv4 $ mdform 30 1 0 -rldicr_ = ins "rldicr." csv4 $ mdform 30 1 1 -rldic = ins "rldic" csv4 $ mdform 30 2 0 -rldic_ = ins "rldic." csv4 $ mdform 30 2 1 -rlwinm = ins "rlwinm" csv5 $ mform 21 0 -rlwinm_ = ins "rlwinm." csv5 $ mform 21 1 -rldcl = ins "rldcl" csv4 $ mdsform 30 8 0 -rldcl_ = ins "rldcl." csv4 $ mdsform 30 8 1 -rldcr = ins "rldcr" csv4 $ mdsform 30 9 0 -rldcr_ = ins "rldcr." csv4 $ mdsform 30 9 1 -rlwnm = ins "rlwnm" csv5 $ mform 23 0 -rlwnm_ = ins "rlwnm." csv5 $ mform 23 1 -rldimi = ins "rldimi" csv4 $ mdform 30 3 0 -rldimi_ = ins "rldimi." csv4 $ mdform 30 3 1 -rlwimi = ins "rlwimi" csv5 $ mform 20 0 -rlwimi_ = ins "rlwimi." csv5 $ mform 20 1 - --- fixed-point shift instructions -sld = ins "sld" csv3 $ xform'c 31 27 0 -sld_ = ins "sld." csv3 $ xform'c 31 27 1 -slw = ins "slw" csv3 $ xform'c 31 24 0 -slw_ = ins "slw." csv3 $ xform'c 31 24 1 -srd = ins "srd" csv3 $ xform'c 31 539 0 -srd_ = ins "srd." csv3 $ xform'c 31 539 1 -srw = ins "srw" csv3 $ xform'c 31 536 0 -srw_ = ins "srw." csv3 $ xform'c 31 536 1 -sradi = ins "sradi" csv3 $ xsform 31 413 0 -sradi_ = ins "sradi." csv3 $ xsform 31 413 1 -srawi = ins "srawi" csv3 $ xform'c 31 824 0 -srawi_ = ins "srawi." csv3 $ xform'c 31 824 1 -srad = ins "srad" csv3 $ xform'c 31 794 0 -srad_ = ins "srad." csv3 $ xform'c 31 794 1 -sraw = ins "sraw" csv3 $ xform'c 31 792 0 -sraw_ = ins "sraw." csv3 $ xform'c 31 792 1 - --- move to/from system register instructions -mtspr = ins "mtspr" csv2 $ xfxform 31 467 -mfspr = ins "mfspr" csv2 $ xfxform 31 339 -mtcrf = ins "mtcrf" csv2 $ xfxform'b 31 0 144 +{- +addi = ins "addi" csv3 $ aform +dform'a opcd rt ra d = pack [(opcd,6),(rt,11),(ra,16),(d,0)] +-} --- floating-point processor instructions -- --- floating-point load instructions -lfs = ins "lfs" csv3 $ dform'a 48 +add = ins "add" csv3 $ aform 0 0 0 --- ins m form e = mnem m>>form e v1 f = f<$>iLit csv2 f =f<$>iLit<.>iLit -csv3 f = f<$>reg<.>reg<.>iLit +csv3 f = f<$>condition<%>reg<.>reg<.>reg csv4 f = f<$>iLit<.>iLit<.>iLit<.>iLit csv5 f = f<$>iLit<.>iLit<.>iLit<.>iLit<.>iLit --- instruction fomats +-- instruction formats +aform :: Word32 -> Word32 -> Word32 -> Word32 -> Word32 -> Word32 -> Word32 -> Word32 +aform opcd c d cond rd ra rb = pack [(cond,28),(opcd,23),(rd,19),(ra,15),(rb,11),(free,2),(c,1),(d,0)] + where free = 0 + +-- ppc64 stuff iform opcd aa lk li = pack [(opcd,6),(li,30),(aa,31),(lk,0)] bform opcd aa lk bo bi bd = pack [(opcd,6),(bo,11),(bi,16),(bd,30),(aa,31),(lk,0)] scform opcd lev = pack [(opcd,6),(lev,27),(1,31)] -dform'a opcd rt ra d = pack [(opcd,6),(rt,11),(ra,16),(d,0)] dform'b opcd bf l ra si = pack [(opcd,6),(bf,9),(0,10),(l,11),(ra,16),(si,0)] dsform opcd rt ra ds xo = pack [(opcd,6),(rt,11),(ra,16),(ds,30),(xo,0)] xform'a opcd rt ra rb xo = pack [(opcd,6),(rt,11),(ra,16),(rb,21),(xo,31)] @@ -382,7 +95,6 @@ xfxform'b opcd h xo fxm rs = pack [(opcd,6),(rs,11),(h,12),(fxm,20),(xo,31)] --xflform -- fix xsform xsform opcd xo rc ra rs sh = pack [(opcd,6),(rs,11),(ra,16),(sh,21),(xo,30),(sh,31),(rc,0)] -xoform opcd xo oe rc rt ra rb = pack [(opcd,6),(rt,11),(ra,16),(rb,21),(oe,22),(xo,31),(rc,0)] xoform' opcd xo oe rc rt ra = pack [(opcd,6),(rt,11),(ra,16),(0,21),(oe,22),(xo,31),(rc,0)] --aform mform opcd rc ra rs sh mb me = pack [(opcd,6),(rs,11),(ra,16),(sh,21),(mb,26),(me,31),(rc,0)] @@ -391,5 +103,25 @@ mdform opcd h rc ra rs sh mb = pack [(opcd,6),(rs,11),(ra,16),(sh,21),(mb,27),(h mdsform opcd h rc ra rs rb mb = pack [(opcd,6),(rs,11),(ra,16),(rb,21),(mb,27),(h,31),(rc,0)] -- bit-packing -- -pack bf = foldr1 (.|.) $ map (uncurry rotateR) bf - +pack bf = foldr1 (.|.) $ map (uncurry rotateL) bf + +-- condition table +conds :: [(String,Word32)] +conds = [ + ("nq", 0x0), ("nz", 0x0), + ("eq", 0x1), ("zs", 0x1), + ("no", 0x2), + ("ov", 0x3), + ("nc", 0x4), ("ae", 0x4), + ("cs", 0x5), ("bl", 0x5), + ("ns", 0x6), ("nn", 0x6), + ("ss", 0x7), ("ns", 0x7), + ("ab", 0x8), + ("be", 0x9), + ("ge", 0xa), + ("lt", 0xb), + ("gt", 0xc), + ("le", 0xd), + ("nv", 0xf), + ("", 0xe) -- always + ] -- 2.25.1