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9b01b4dc6f
mikepaul-LuaJIT/dynasm/dasm_s390x.lua
niravthakkar 9b01b4dc6f Added s390x instructions with their encoding
2016-11-25 19:44:04 +05:30

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------------------------------------------------------------------------------
-- DynASM s390x module.
--
-- Copyright (C) 2005-2016 Mike Pall. All rights reserved.
-- See dynasm.lua for full copyright notice.
------------------------------------------------------------------------------
-- Module information:
local _info = {
arch = "s390x",
description = "DynASM s390x module",
version = "1.4.0",
vernum = 10400,
release = "2015-10-18",
author = "Mike Pall",
license = "MIT",
}
-- Exported glue functions for the arch-specific module.
local _M = { _info = _info }
-- Cache library functions.
local type, tonumber, pairs, ipairs = type, tonumber, pairs, ipairs
local assert, setmetatable, rawget = assert, setmetatable, rawget
local _s = string
local sub, format, byte, char = _s.sub, _s.format, _s.byte, _s.char
local match, gmatch, gsub = _s.match, _s.gmatch, _s.gsub
local concat, sort, insert = table.concat, table.sort, table.insert
local bit = bit or require("bit")
local band, shl, shr, sar = bit.band, bit.lshift, bit.rshift, bit.arshift
local ror, tohex = bit.ror, bit.tohex
-- Inherited tables and callbacks.
local g_opt, g_arch
local wline, werror, wfatal, wwarn
-- Action name list.
-- CHECK: Keep this in sync with the C code!
local action_names = {
"STOP", "SECTION", "ESC", "REL_EXT",
"ALIGN", "REL_LG", "LABEL_LG",
"REL_PC", "LABEL_PC", "IMM", "IMM6", "IMM12", "IMM13W", "IMM13X", "IMML",
}
-- Maximum number of section buffer positions for dasm_put().
-- CHECK: Keep this in sync with the C code!
local maxsecpos = 25 -- Keep this low, to avoid excessively long C lines.
-- Action name -> action number.
local map_action = {}
for n,name in ipairs(action_names) do
map_action[name] = n-1
end
-- Action list buffer.
local actlist = {}
-- Argument list for next dasm_put(). Start with offset 0 into action list.
local actargs = { 0 }
-- Current number of section buffer positions for dasm_put().
local secpos = 1
------------------------------------------------------------------------------
-- Dump action names and numbers.
local function dumpactions(out)
out:write("DynASM encoding engine action codes:\n")
for n,name in ipairs(action_names) do
local num = map_action[name]
out:write(format(" %-10s %02X %d\n", name, num, num))
end
out:write("\n")
end
-- Write action list buffer as a huge static C array.
local function writeactions(out, name)
local nn = #actlist
if nn == 0 then nn = 1; actlist[0] = map_action.STOP end
out:write("static const unsigned int ", name, "[", nn, "] = {\n")
for i = 1,nn-1 do
assert(out:write("0x", tohex(actlist[i]), ",\n"))
end
assert(out:write("0x", tohex(actlist[nn]), "\n};\n\n"))
end
------------------------------------------------------------------------------
-- Add word to action list.
local function wputxw(n)
assert(n >= 0 and n <= 0xffffffff and n % 1 == 0, "word out of range")
actlist[#actlist+1] = n
end
-- Add action to list with optional arg. Advance buffer pos, too.
local function waction(action, val, a, num)
local w = assert(map_action[action], "bad action name `"..action.."'")
wputxw(w * 0x10000 + (val or 0))
if a then actargs[#actargs+1] = a end
if a or num then secpos = secpos + (num or 1) end
end
-- Flush action list (intervening C code or buffer pos overflow).
local function wflush(term)
if #actlist == actargs[1] then return end -- Nothing to flush.
if not term then waction("STOP") end -- Terminate action list.
wline(format("dasm_put(Dst, %s);", concat(actargs, ", ")), true)
actargs = { #actlist } -- Actionlist offset is 1st arg to next dasm_put().
secpos = 1 -- The actionlist offset occupies a buffer position, too.
end
-- Put escaped word.
local function wputw(n)
if n <= 0x000fffff then waction("ESC") end
wputxw(n)
end
-- Reserve position for word.
local function wpos()
local pos = #actlist+1
actlist[pos] = ""
return pos
end
-- Store word to reserved position.
local function wputpos(pos, n)
assert(n >= 0 and n <= 0xffffffff and n % 1 == 0, "word out of range")
if n <= 0x000fffff then
insert(actlist, pos+1, n)
n = map_action.ESC * 0x10000
end
actlist[pos] = n
end
------------------------------------------------------------------------------
-- Global label name -> global label number. With auto assignment on 1st use.
local next_global = 20
local map_global = setmetatable({}, { __index = function(t, name)
if not match(name, "^[%a_][%w_]*$") then werror("bad global label") end
local n = next_global
if n > 2047 then werror("too many global labels") end
next_global = n + 1
t[name] = n
return n
end})
-- Dump global labels.
local function dumpglobals(out, lvl)
local t = {}
for name, n in pairs(map_global) do t[n] = name end
out:write("Global labels:\n")
for i=20,next_global-1 do
out:write(format(" %s\n", t[i]))
end
out:write("\n")
end
-- Write global label enum.
local function writeglobals(out, prefix)
local t = {}
for name, n in pairs(map_global) do t[n] = name end
out:write("enum {\n")
for i=20,next_global-1 do
out:write(" ", prefix, t[i], ",\n")
end
out:write(" ", prefix, "_MAX\n};\n")
end
-- Write global label names.
local function writeglobalnames(out, name)
local t = {}
for name, n in pairs(map_global) do t[n] = name end
out:write("static const char *const ", name, "[] = {\n")
for i=20,next_global-1 do
out:write(" \"", t[i], "\",\n")
end
out:write(" (const char *)0\n};\n")
end
------------------------------------------------------------------------------
-- Extern label name -> extern label number. With auto assignment on 1st use.
local next_extern = 0
local map_extern_ = {}
local map_extern = setmetatable({}, { __index = function(t, name)
-- No restrictions on the name for now.
local n = next_extern
if n > 2047 then werror("too many extern labels") end
next_extern = n + 1
t[name] = n
map_extern_[n] = name
return n
end})
-- Dump extern labels.
local function dumpexterns(out, lvl)
out:write("Extern labels:\n")
for i=0,next_extern-1 do
out:write(format(" %s\n", map_extern_[i]))
end
out:write("\n")
end
-- Write extern label names.
local function writeexternnames(out, name)
out:write("static const char *const ", name, "[] = {\n")
for i=0,next_extern-1 do
out:write(" \"", map_extern_[i], "\",\n")
end
out:write(" (const char *)0\n};\n")
end
------------------------------------------------------------------------------
-- Arch-specific maps.
-- TODO: add s390x related register names
-- Ext. register name -> int. name.
--local map_archdef = { xzr = "@x31", wzr = "@w31", lr = "x30", }
local map_archdef = {}
-- Int. register name -> ext. name.
-- local map_reg_rev = { ["@x31"] = "xzr", ["@w31"] = "wzr", x30 = "lr", }
local map_reg_rev = {}
local map_type = {} -- Type name -> { ctype, reg }
local ctypenum = 0 -- Type number (for Dt... macros).
-- Reverse defines for registers.
function _M.revdef(s)
return map_reg_rev[s] or s
end
-- not sure of these
local map_shift = { lsl = 0, lsr = 1, asr = 2, }
local map_extend = {
uxtb = 0, uxth = 1, uxtw = 2, uxtx = 3,
sxtb = 4, sxth = 5, sxtw = 6, sxtx = 7,
}
local map_cond = {
eq = 0, ne = 1, cs = 2, cc = 3, mi = 4, pl = 5, vs = 6, vc = 7,
hi = 8, ls = 9, ge = 10, lt = 11, gt = 12, le = 13, al = 14,
hs = 2, lo = 3,
}
------------------------------------------------------------------------------
local parse_reg_type
local function parse_gpr(expr)
local tname, ovreg = match(expr, "^([%w_]+):(r[1-3]?[0-9])$")
local tp = map_type[tname or expr]
if tp then
local reg = ovreg or tp.reg
if not reg then
werror("type `"..(tname or expr).."' needs a register override")
end
expr = reg
end
local r = match(expr, "^r([1-3]?[0-9])$")
if r then
r = tonumber(r)
if r <= 31 then return r, tp end
end
werror("bad register name `"..expr.."'")
end
local function parse_fpr(expr)
local r = match(expr, "^f([1-3]?[0-9])$")
if r then
r = tonumber(r)
if r <= 31 then return r end
end
werror("bad register name `"..expr.."'")
end
local function parse_reg_base(expr)
if expr == "sp" then return 0x3e0 end
local base, tp = parse_reg(expr)
if parse_reg_type ~= "x" then werror("bad register type") end
parse_reg_type = false
return shl(base, 5), tp
end
local parse_ctx = {}
local loadenv = setfenv and function(s)
local code = loadstring(s, "")
if code then setfenv(code, parse_ctx) end
return code
end or function(s)
return load(s, "", nil, parse_ctx)
end
-- Try to parse simple arithmetic, too, since some basic ops are aliases.
local function parse_number(n)
local x = tonumber(n)
if x then return x end
local code = loadenv("return "..n)
if code then
local ok, y = pcall(code)
if ok then return y end
end
return nil
end
local function parse_imm(imm, bits, shift, scale, signed)
imm = match(imm, "^#(.*)$")
if not imm then werror("expected immediate operand") end
local n = parse_number(imm)
if n then
local m = sar(n, scale)
if shl(m, scale) == n then
if signed then
local s = sar(m, bits-1)
if s == 0 then return shl(m, shift)
elseif s == -1 then return shl(m + shl(1, bits), shift) end
else
if sar(m, bits) == 0 then return shl(m, shift) end
end
end
werror("out of range immediate `"..imm.."'")
else
waction("IMM", (signed and 32768 or 0)+scale*1024+bits*32+shift, imm)
return 0
end
end
local function parse_imm12(imm)
imm = match(imm, "^#(.*)$")
if not imm then werror("expected immediate operand") end
local n = parse_number(imm)
if n then
if shr(n, 12) == 0 then
return shl(n, 10)
elseif band(n, 0xff000fff) == 0 then
return shr(n, 2) + 0x00400000
end
werror("out of range immediate `"..imm.."'")
else
waction("IMM12", 0, imm)
return 0
end
end
local function parse_imm13(imm)
imm = match(imm, "^#(.*)$")
if not imm then werror("expected immediate operand") end
local n = parse_number(imm)
local r64 = parse_reg_type == "x"
if n and n % 1 == 0 and n >= 0 and n <= 0xffffffff then
local inv = false
if band(n, 1) == 1 then n = bit.bnot(n); inv = true end
local t = {}
for i=1,32 do t[i] = band(n, 1); n = shr(n, 1) end
local b = table.concat(t)
b = b..(r64 and (inv and "1" or "0"):rep(32) or b)
local p0, p1, p0a, p1a = b:match("^(0+)(1+)(0*)(1*)")
if p0 then
local w = p1a == "" and (r64 and 64 or 32) or #p1+#p0a
if band(w, w-1) == 0 and b == b:sub(1, w):rep(64/w) then
local s = band(-2*w, 0x3f) - 1
if w == 64 then s = s + 0x1000 end
if inv then
return shl(w-#p1-#p0, 16) + shl(s+w-#p1, 10)
else
return shl(w-#p0, 16) + shl(s+#p1, 10)
end
end
end
werror("out of range immediate `"..imm.."'")
elseif r64 then
waction("IMM13X", 0, format("(unsigned int)(%s)", imm))
actargs[#actargs+1] = format("(unsigned int)((unsigned long long)(%s)>>32)", imm)
return 0
else
waction("IMM13W", 0, imm)
return 0
end
end
local function parse_imm6(imm)
imm = match(imm, "^#(.*)$")
if not imm then werror("expected immediate operand") end
local n = parse_number(imm)
if n then
if n >= 0 and n <= 63 then
return shl(band(n, 0x1f), 19) + (n >= 32 and 0x80000000 or 0)
end
werror("out of range immediate `"..imm.."'")
else
waction("IMM6", 0, imm)
return 0
end
end
local function parse_imm_load(imm, scale)
local n = parse_number(imm)
if n then
local m = sar(n, scale)
if shl(m, scale) == n and m >= 0 and m < 0x1000 then
return shl(m, 10) + 0x01000000 -- Scaled, unsigned 12 bit offset.
elseif n >= -256 and n < 256 then
return shl(band(n, 511), 12) -- Unscaled, signed 9 bit offset.
end
werror("out of range immediate `"..imm.."'")
else
waction("IMML", 0, imm)
return 0
end
end
local function parse_fpimm(imm)
imm = match(imm, "^#(.*)$")
if not imm then werror("expected immediate operand") end
local n = parse_number(imm)
if n then
local m, e = math.frexp(n)
local s, e2 = 0, band(e-2, 7)
if m < 0 then m = -m; s = 0x00100000 end
m = m*32-16
if m % 1 == 0 and m >= 0 and m <= 15 and sar(shl(e2, 29), 29)+2 == e then
return s + shl(e2, 17) + shl(m, 13)
end
werror("out of range immediate `"..imm.."'")
else
werror("NYI fpimm action")
end
end
local function parse_shift(expr)
local s, s2 = match(expr, "^(%S+)%s*(.*)$")
s = map_shift[s]
if not s then werror("expected shift operand") end
return parse_imm(s2, 6, 10, 0, false) + shl(s, 22)
end
local function parse_lslx16(expr)
local n = match(expr, "^lsl%s*#(%d+)$")
n = tonumber(n)
if not n then werror("expected shift operand") end
if band(n, parse_reg_type == "x" and 0xffffffcf or 0xffffffef) ~= 0 then
werror("bad shift amount")
end
return shl(n, 17)
end
local function parse_extend(expr)
local s, s2 = match(expr, "^(%S+)%s*(.*)$")
if s == "lsl" then
s = parse_reg_type == "x" and 3 or 2
else
s = map_extend[s]
end
if not s then werror("expected extend operand") end
return (s2 == "" and 0 or parse_imm(s2, 3, 10, 0, false)) + shl(s, 13)
end
local function parse_cond(expr, inv)
local c = map_cond[expr]
if not c then werror("expected condition operand") end
return shl(bit.bxor(c, inv), 12)
end
local function parse_load(params, nparams, n, op)
if params[n+2] then werror("too many operands") end
local pn, p2 = params[n], params[n+1]
local p1, wb = match(pn, "^%[%s*(.-)%s*%](!?)$")
if not p1 then
if not p2 then
local reg, tailr = match(pn, "^([%w_:]+)%s*(.*)$")
if reg and tailr ~= "" then
local base, tp = parse_reg_base(reg)
if tp then
waction("IMML", 0, format(tp.ctypefmt, tailr))
return op + base
end
end
end
werror("expected address operand")
end
local scale = shr(op, 30)
if p2 then
if wb == "!" then werror("bad use of '!'") end
op = op + parse_reg_base(p1) + parse_imm(p2, 9, 12, 0, true) + 0x400
elseif wb == "!" then
local p1a, p2a = match(p1, "^([^,%s]*)%s*,%s*(.*)$")
if not p1a then werror("bad use of '!'") end
op = op + parse_reg_base(p1a) + parse_imm(p2a, 9, 12, 0, true) + 0xc00
else
local p1a, p2a = match(p1, "^([^,%s]*)%s*(.*)$")
op = op + parse_reg_base(p1a)
if p2a ~= "" then
local imm = match(p2a, "^,%s*#(.*)$")
if imm then
op = op + parse_imm_load(imm, scale)
else
local p2b, p3b, p3s = match(p2a, "^,%s*([^,%s]*)%s*,?%s*(%S*)%s*(.*)$")
op = op + shl(parse_reg(p2b), 16) + 0x00200800
if parse_reg_type ~= "x" and parse_reg_type ~= "w" then
werror("bad index register type")
end
if p3b == "" then
if parse_reg_type ~= "x" then werror("bad index register type") end
op = op + 0x6000
else
if p3s == "" or p3s == "#0" then
elseif p3s == "#"..scale then
op = op + 0x1000
else
werror("bad scale")
end
if parse_reg_type == "x" then
if p3b == "lsl" and p3s ~= "" then op = op + 0x6000
elseif p3b == "sxtx" then op = op + 0xe000
else
werror("bad extend/shift specifier")
end
else
if p3b == "uxtw" then op = op + 0x4000
elseif p3b == "sxtw" then op = op + 0xc000
else
werror("bad extend/shift specifier")
end
end
end
end
else
if wb == "!" then werror("bad use of '!'") end
op = op + 0x01000000
end
end
return op
end
local function parse_load_pair(params, nparams, n, op)
if params[n+2] then werror("too many operands") end
local pn, p2 = params[n], params[n+1]
local scale = shr(op, 30) == 0 and 2 or 3
local p1, wb = match(pn, "^%[%s*(.-)%s*%](!?)$")
if not p1 then
if not p2 then
local reg, tailr = match(pn, "^([%w_:]+)%s*(.*)$")
if reg and tailr ~= "" then
local base, tp = parse_reg_base(reg)
if tp then
waction("IMM", 32768+7*32+15+scale*1024, format(tp.ctypefmt, tailr))
return op + base + 0x01000000
end
end
end
werror("expected address operand")
end
if p2 then
if wb == "!" then werror("bad use of '!'") end
op = op + 0x00800000
else
local p1a, p2a = match(p1, "^([^,%s]*)%s*,%s*(.*)$")
if p1a then p1, p2 = p1a, p2a else p2 = "#0" end
op = op + (wb == "!" and 0x01800000 or 0x01000000)
end
return op + parse_reg_base(p1) + parse_imm(p2, 7, 15, scale, true)
end
local function parse_label(label, def)
local prefix = sub(label, 1, 2)
-- =>label (pc label reference)
if prefix == "=>" then
return "PC", 0, sub(label, 3)
end
-- ->name (global label reference)
if prefix == "->" then
return "LG", map_global[sub(label, 3)]
end
if def then
-- [1-9] (local label definition)
if match(label, "^[1-9]$") then
return "LG", 10+tonumber(label)
end
else
-- [<>][1-9] (local label reference)
local dir, lnum = match(label, "^([<>])([1-9])$")
if dir then -- Fwd: 1-9, Bkwd: 11-19.
return "LG", lnum + (dir == ">" and 0 or 10)
end
-- extern label (extern label reference)
local extname = match(label, "^extern%s+(%S+)$")
if extname then
return "EXT", map_extern[extname]
end
end
werror("bad label `"..label.."'")
end
local function branch_type(op)
if band(op, 0x7c000000) == 0x14000000 then return 0 -- B, BL
elseif shr(op, 24) == 0x54 or band(op, 0x7e000000) == 0x34000000 or
band(op, 0x3b000000) == 0x18000000 then
return 0x800 -- B.cond, CBZ, CBNZ, LDR* literal
elseif band(op, 0x7e000000) == 0x36000000 then return 0x1000 -- TBZ, TBNZ
elseif band(op, 0x9f000000) == 0x10000000 then return 0x2000 -- ADR
elseif band(op, 0x9f000000) == band(0x90000000) then return 0x3000 -- ADRP
else
assert(false, "unknown branch type")
end
end
------------------------------------------------------------------------------
local map_op, op_template
local function op_alias(opname, f)
return function(params, nparams)
if not params then return "-> "..opname:sub(1, -3) end
f(params, nparams)
op_template(params, map_op[opname], nparams)
end
end
local function alias_bfx(p)
p[4] = "#("..p[3]:sub(2)..")+("..p[4]:sub(2)..")-1"
end
local function alias_bfiz(p)
parse_reg(p[1])
if parse_reg_type == "w" then
p[3] = "#-("..p[3]:sub(2)..")%32"
p[4] = "#("..p[4]:sub(2)..")-1"
else
p[3] = "#-("..p[3]:sub(2)..")%64"
p[4] = "#("..p[4]:sub(2)..")-1"
end
end
local alias_lslimm = op_alias("ubfm_4", function(p)
parse_reg(p[1])
local sh = p[3]:sub(2)
if parse_reg_type == "w" then
p[3] = "#-("..sh..")%32"
p[4] = "#31-("..sh..")"
else
p[3] = "#-("..sh..")%64"
p[4] = "#63-("..sh..")"
end
end)
-- Template strings for ARM instructions.
map_op = {
a = "000000005a000000j",
ar = "0000000000001a00g",
ay = "0000e3000000005ak",
ag = "0000e30000000008k",
agr = "00000000b9080000h",
agf = "0000e30000000018k",
agfr = "00000000b9180000h",
axbr = "00000000b34a0000h",
adbr = "00000000b31a0000h",
aebr = "00000000b30a0000h",
ah = "000000004a000000j",
ahy = "0000e3000000007ak",
afi = "0000c20900000000l",
agfi = "0000c20800000000l",
aih = "0000cc0800000000l",
al = "000000005e000000j",
alr = "0000000000001e00g",
aly = "0000e3000000005ek",
alg = "0000e3000000000ak",
algr = "00000000b90a0000h",
algf = "0000e3000000001ak",
algfr = "00000000b91a0000h",
alfi = "0000c20b00000000l",
algfi = "0000c20a00000000l",
alc = "0000e30000000098k",
alcr = "00000000b9980000h",
alcg = "0000e30000000088k",
alcgr = "00000000b9880000h",
alsih = "0000cc0a00000000l",
alsihn = "0000cc0b00000000l",
axr = "0000000000003600g",
ad = "000000006a000000j",
adr = "0000000000002a00g",
ae = "000000007a000000j",
aer = "0000000000003a00g",
aw = "000000006e000000j",
awr = "0000000000002e00g",
au = "000000007e000000j",
aur = "0000000000003e00g",
n = "0000000054000000j",
nr = "0000000000001400g",
ny = "0000e30000000054k",
ng = "0000e30000000080k",
ngr = "00000000b9800000h",
nihf = "0000c00a00000000l",
nilf = "0000c00b00000000l",
bal = "0000000045000000j",
balr = "000000000000500g",
bas = "000000004d000000j",
basr = "0000000000000d00g",
bassm = "0000000000000c00g",
bsa = "00000000b25a0000h",
bsm = "0000000000000b00g",
bakr = "00000000b2400000h",
bsg = "00000000b2580000h",
bc = "0000000047000000j",
bcr = "000000000000700g",
bct = "0000000046000000j",
bctr = "000000000000600g",
bctg = "0000e30000000046k",
bctgr = "00000000b9460000h",
bxh = "0000000086000000m",
bxhg = "0000eb0000000044n",
bxle = "0000000087000000m",
bxleg = "0000eb0000000045n",
brasl = "0000c00500000000l",
brcl = "0000c00400000000l",
brcth = "0000cc0600000000l",
cksm = "00000000b2410000h",
km = "00000000b92e0000h",
kmf = "00000000b92a0000h",
kmc = "00000000b92f0000h",
kmo = "00000000b92b0000h",
c = "0000000059000000j",
cr = "0000000000001900g",
cy = "0000e30000000059k",
cg = "0000e30000000020k",
cgr = "00000000b9200000h",
cgf = "0000e30000000030k",
cgfr = "00000000b9300000h",
cxbr = "00000000b3490000h",
cxtr = "00000000b3ec0000h",
cxr = "00000000b3690000h",
cdbr = "00000000b3190000h",
cdtr = "00000000b3e40000h",
cd = "0000000069000000j",
cdr = "0000000000002900g",
cebr = "00000000b3090000h",
ce = "0000000079000000j",
cer = "0000000000003900g",
kxbr = "00000000b3480000h",
kxtr = "00000000b3e80000h",
kdbr = "00000000b3180000h",
kdtr = "00000000b3e00000h",
kebr = "00000000b3080000h",
cs = "00000000ba000000m",
csy = "0000eb0000000014n",
csg = "0000eb0000000030n",
csp = "00000000b2500000h",
cspg = "00000000b98a0000h",
cextr = "00000000b3fc0000h",
cedtr = "00000000b3f40000h",
cds = "00000000bb000000m",
cdsy = "0000eb0000000031n",
cdsg = "0000eb000000003en",
ch = "0000000049000000j",
chy = "0000e30000000079k",
cgh = "0000e30000000034k",
chrl = "0000c60500000000l",
cghrl = "0000c60400000000l",
chf = "0000e300000000cdk",
chhr = "00000000b9cd0000h",
chlr = "00000000b9dd0000h",
cfi = "0000c20d00000000l",
cgfi = "0000c20c00000000l",
cih = "0000cc0d00000000l",
cl = "0000000055000000j",
clr = "0000000000001500g",
cly = "0000e30000000055k",
clg = "0000e30000000021k",
clgr = "00000000b9210000h",
clgf = "0000e30000000031k",
clgfr = "00000000b9310000h",
clmh = "0000eb0000000020n",
clm = "00000000bd000000m",
clmy = "0000eb0000000021n",
clhf = "0000e300000000cfk",
clhhr = "00000000b9cf0000h",
clhlr = "00000000b9df0000h",
clfi = "0000c20f00000000l",
clgfi = "0000c20e00000000l",
clih = "0000cc0f00000000l",
clcl = "0000000000000f00g",
clcle = "00000000a9000000m",
clclu = "0000eb000000008fn",
clrl = "0000c60f00000000l",
clhrl = "0000c60700000000l",
clgrl = "0000c60a00000000l",
clghrl = "0000c60600000000l",
clgfrl = "0000c60e00000000l",
clst = "00000000b25d0000h",
crl = "0000c60d00000000l",
cgrl = "0000c60800000000l",
cgfrl = "0000c60c00000000l",
cuse = "00000000b2570000h",
cmpsc = "00000000b2630000h",
kimd = "00000000b93e0000h",
klmd = "00000000b93f0000h",
kmac = "00000000b91e0000h",
thdr = "00000000b3590000h",
thder = "00000000b3580000h",
cxfbr = "00000000b3960000h",
cxftr = "00000000b9590000h",
cxfr = "00000000b3b60000h",
cdfbr = "00000000b3950000h",
cdftr = "00000000b9510000h",
cdfr = "00000000b3b50000h",
cefbr = "00000000b3940000h",
cefr = "00000000b3b40000h",
cxgbr = "00000000b3a60000h",
cxgtr = "00000000b3f90000h",
cxgr = "00000000b3c60000h",
cdgbr = "00000000b3a50000h",
cdgtr = "00000000b3f10000h",
cdgr = "00000000b3c50000h",
cegbr = "00000000b3a40000h",
cegr = "00000000b3c40000h",
cxstr = "00000000b3fb0000h",
cdstr = "00000000b3f30000h",
cxutr = "00000000b3fa0000h",
cdutr = "00000000b3f20000h",
cvb = "000000004f000000j",
cvby = "0000e30000000006k",
cvbg = "0000e3000000000ek",
cvd = "000000004e000000j",
cvdy = "0000e30000000026k",
cvdg = "0000e3000000002ek",
cuxtr = "00000000b3ea0000h",
cudtr = "00000000b3e20000h",
cu42 = "00000000b9b30000h",
cu41 = "00000000b9b20000h",
cpya = "00000000b24d0000h",
d = "000000005d000000j",
dr = "0000000000001d00g",
dxbr = "00000000b34d0000h",
dxr = "00000000b22d0000h",
ddbr = "00000000b31d0000h",
dd = "000000006d000000j",
ddr = "0000000000002d00g",
debr = "00000000b30d0000h",
de = "000000007d000000j",
der = "0000000000003d00g",
dl = "0000e30000000097k",
dlr = "00000000b9970000h",
dlg = "0000e30000000087k",
dlgr = "00000000b9870000h",
dsg = "0000e3000000000dk",
dsgr = "00000000b90d0000h",
dsgf = "0000e3000000001dk",
dsgfr = "00000000b91d0000h",
x = "0000000057000000j",
xr = "0000000000001700g",
xy = "0000e30000000057k",
xg = "0000e30000000082k",
xgr = "00000000b9820000h",
xihf = "0000c00600000000l",
xilf = "0000c00700000000l",
ex = "0000000044000000j",
exrl = "0000c60000000000l",
ear = "00000000b24f0000h",
esea = "00000000b99d0000h",
eextr = "00000000b3ed0000h",
eedtr = "00000000b3e50000h",
ecag = "0000eb000000004cn",
efpc = "00000000b38c0000h",
epar = "00000000b2260000h",
epair = "00000000b99a0000h",
epsw = "00000000b98d0000h",
esar = "00000000b2270000h",
esair = "00000000b99b0000h",
esxtr = "00000000b3ef0000h",
esdtr = "00000000b3e70000h",
ereg = "00000000b2490000h",
eregg = "00000000b90e0000h",
esta = "00000000b24a0000h",
flogr = "00000000b9830000h",
hdr = "0000000000002400g",
her = "0000000000003400g",
iac = "00000000b2240000h",
ic = "0000000043000000j",
icy = "0000e30000000073k",
icmh = "0000eb0000000080n",
icm = "00000000bf000000m",
icmy = "0000eb0000000081n",
iihf = "0000c00800000000l",
iilf = "0000c00900000000l",
ipm = "00000000b2220000h",
iske = "00000000b2290000h",
ivsk = "00000000b2230000h",
l = "0000000058000000j",
lr = "0000000000001800g",
ly = "0000e30000000058k",
lg = "0000e30000000004k",
lgr = "00000000b9040000h",
lgf = "0000e30000000014k",
lgfr = "00000000b9140000h",
lxr = "00000000b3650000h",
ld = "0000000068000000j",
ldr = "0000000000002800g",
ldy = "0000ed0000000065k",
le = "0000000078000000j",
ler = "0000000000003800g",
ley = "0000ed0000000064k",
lam = "000000009a000000m",
lamy = "0000eb000000009an",
la = "0000000041000000j",
lay = "0000e30000000071k",
lae = "0000000051000000j",
laey = "0000e30000000075k",
larl = "0000c00000000000l",
laa = "0000eb00000000f8n",
laag = "0000eb00000000e8n",
laal = "0000eb00000000fan",
laalg = "0000eb00000000ean",
lan = "0000eb00000000f4n",
lang = "0000eb00000000e4n",
lax = "0000eb00000000f7n",
laxg = "0000eb00000000e7n",
lao = "0000eb00000000f6n",
laog = "0000eb00000000e6n",
lt = "0000e30000000012k",
ltr = "0000000000001200g",
ltg = "0000e30000000002k",
ltgr = "00000000b9020000h",
ltgf = "0000e30000000032k",
ltgfr = "00000000b9120000h",
ltxbr = "00000000b3420000h",
ltxtr = "00000000b3de0000h",
ltxr = "00000000b3620000h",
ltdbr = "00000000b3120000h",
ltdtr = "00000000b3d60000h",
ltdr = "0000000000002200g",
ltebr = "00000000b3020000h",
lter = "0000000000003200g",
lb = "0000e30000000076k",
lbr = "00000000b9260000h",
lgb = "0000e30000000077k",
lgbr = "00000000b9060000h",
lbh = "0000e300000000c0k",
lcr = "0000000000001300g",
lcgr = "00000000b9030000h",
lcgfr = "00000000b9130000h",
lcxbr = "00000000b3430000h",
lcxr = "00000000b3630000h",
lcdbr = "00000000b3130000h",
lcdr = "0000000000002300g",
lcdfr = "00000000b3730000h",
lcebr = "00000000b3030000h",
lcer = "0000000000003300g",
lctl = "00000000b7000000m",
lctlg = "0000eb000000002fn",
fixr = "00000000b3670000h",
fidr = "00000000b37f0000h",
fier = "00000000b3770000h",
ldgr = "00000000b3c10000h",
lgdr = "00000000b3cd0000h",
lh = "0000000048000000j",
lhr = "00000000b9270000h",
lhy = "0000e30000000078k",
lgh = "0000e30000000015k",
lghr = "00000000b9070000h",
lhh = "0000e300000000c4k",
lhrl = "0000c40500000000l",
lghrl = "0000c40400000000l",
lfh = "0000e300000000cak",
lgfi = "0000c00100000000l",
lxdbr = "00000000b3050000h",
lxdr = "00000000b3250000h",
lxebr = "00000000b3060000h",
lxer = "00000000b3260000h",
ldebr = "00000000b3040000h",
lder = "00000000b3240000h",
llgf = "0000e30000000016k",
llgfr = "00000000b9160000h",
llc = "0000e30000000094k",
llcr = "00000000b9940000h",
llgc = "0000e30000000090k",
llgcr = "00000000b9840000h",
llch = "0000e300000000c2k",
llh = "0000e30000000095k",
llhr = "00000000b9950000h",
llgh = "0000e30000000091k",
llghr = "00000000b9850000h",
llhh = "0000e300000000c6k",
llhrl = "0000c40200000000l",
llghrl = "0000c40600000000l",
llihf = "0000c00e00000000l",
llilf = "0000c00f00000000l",
llgfrl = "0000c40e00000000l",
llgt = "0000e30000000017k",
llgtr = "00000000b9170000h",
lm = "0000000098000000m",
lmy = "0000eb0000000098n",
lmg = "0000eb0000000004n",
lmh = "0000eb0000000096n",
lnr = "0000000000001100g",
lngr = "00000000b9010000h",
lngfr = "00000000b9110000h",
lnxbr = "00000000b3410000h",
lnxr = "00000000b3610000h",
lndbr = "00000000b3110000h",
lndr = "0000000000002100g",
lndfr = "00000000b3710000h",
lnebr = "00000000b3010000h",
lner = "0000000000003100g",
loc = "0000eb00000000f2n",
locg = "0000eb00000000e2n",
lpq = "0000e3000000008fk",
lpr = "0000000000001000g",
lpgr = "00000000b9000000h",
lpgfr = "00000000b9100000h",
lpxbr = "00000000b3400000h",
lpxr = "00000000b3600000h",
lpdbr = "00000000b3100000h",
lpdr = "0000000000002000g",
lpdfr = "00000000b3700000h",
lpebr = "00000000b3000000h",
lper = "0000000000003000g",
lra = "00000000b1000000j",
lray = "0000e30000000013k",
lrag = "0000e30000000003k",
lrl = "0000c40d00000000l",
lgrl = "0000c40800000000l",
lgfrl = "0000c40c00000000l",
lrvh = "0000e3000000001fk",
lrv = "0000e3000000001ek",
lrvr = "00000000b91f0000h",
lrvg = "0000e3000000000fk",
lrvgr = "00000000b90f0000h",
ldxbr = "00000000b3450000h",
ldxr = "0000000000002500g",
lrdr = "0000000000002500g",
lexbr = "00000000b3460000h",
lexr = "00000000b3660000h",
ledbr = "00000000b3440000h",
ledr = "0000000000003500g",
lrer = "0000000000003500g",
lura = "00000000b24b0000h",
lurag = "00000000b9050000h",
lzxr = "00000000b3760000h",
lzdr = "00000000b3750000h",
lzer = "00000000b3740000h",
msta = "00000000b2470000h",
mvcl = "0000000000000e00g",
mvcle = "00000000a8000000m",
mvclu = "0000eb000000008en",
mvpg = "00000000b2540000h",
mvst = "00000000b2550000h",
m = "000000005c000000j",
mfy = "0000e3000000005ck",
mr = "0000000000001c00g",
mxbr = "00000000b34c0000h",
mxr = "0000000000002600g",
mdbr = "00000000b31c0000h",
md = "000000006c000000j",
mdr = "0000000000002c00g",
mxdbr = "00000000b3070000h",
mxd = "0000000067000000j",
mxdr = "0000000000002700g",
meebr = "00000000b3170000h",
meer = "00000000b3370000h",
mdebr = "00000000b30c0000h",
mde = "000000007c000000j",
mder = "0000000000003c00g",
me = "000000007c000000j",
mer = "0000000000003c00g",
mh = "000000004c000000j",
mhy = "0000e3000000007ck",
mlg = "0000e30000000086k",
mlgr = "00000000b9860000h",
ml = "0000e30000000096k",
mlr = "00000000b9960000h",
ms = "0000000071000000j",
msr = "00000000b2520000h",
msy = "0000e30000000051k",
msg = "0000e3000000000ck",
msgr = "00000000b90c0000h",
msgf = "0000e3000000001ck",
msgfr = "00000000b91c0000h",
msfi = "0000c20100000000l",
msgfi = "0000c20000000000l",
o = "0000000056000000j",
or = "0000000000001600g",
oy = "0000e30000000056k",
og = "0000e30000000081k",
ogr = "00000000b9810000h",
oihf = "0000c00c00000000l",
oilf = "0000c00d00000000l",
pgin = "00000000b22e0000h",
pgout = "00000000b22f0000h",
pcc = "00000000b92c0000h",
pckmo = "00000000b9280000h",
pfmf = "00000000b9af0000h",
ptf = "00000000b9a20000h",
popcnt = "00000000b9e10000h",
pfd = "0000e30000000036k",
pfdrl = "0000c60200000000l",
pt = "00000000b2280000h",
pti = "00000000b99e0000h",
palb = "00000000b2480000h",
rrbe = "00000000b22a0000h",
rrbm = "00000000b9ae0000h",
rll = "0000eb000000001dn",
rllg = "0000eb000000001cn",
srst = "00000000b25e0000h",
srstu = "00000000b9be0000h",
sar = "00000000b24e0000h",
sfpc = "00000000b3840000h",
sfasr = "00000000b3850000h",
spm = "000000000000400g",
ssar = "00000000b2250000h",
ssair = "00000000b99f0000h",
slda = "000000008f000000m",
sldl = "000000008d000000m",
sla = "000000008b000000m",
slak = "0000eb00000000ddn",
slag = "0000eb000000000bn",
sll = "0000000089000000m",
sllk = "0000eb00000000dfn",
sllg = "0000eb000000000dn",
srda = "000000008e000000m",
srdl = "000000008c000000m",
sra = "000000008a000000m",
srak = "0000eb00000000dcn",
srag = "0000eb000000000an",
srl = "0000000088000000m",
srlk = "0000eb00000000den",
srlg = "0000eb000000000cn",
sqxbr = "00000000b3160000h",
sqxr = "00000000b3360000h",
sqdbr = "00000000b3150000h",
sqdr = "00000000b2440000h",
sqebr = "00000000b3140000h",
sqer = "00000000b2450000h",
st = "0000000050000000j",
sty = "0000e30000000050k",
stg = "0000e30000000024k",
std = "0000000060000000j",
stdy = "0000ed0000000067k",
ste = "0000000070000000j",
stey = "0000ed0000000066k",
stam = "000000009b000000m",
stamy = "0000eb000000009bn",
stc = "0000000042000000j",
stcy = "0000e30000000072k",
stch = "0000e300000000c3k",
stcmh = "0000eb000000002cn",
stcm = "00000000be000000m",
stcmy = "0000eb000000002dn",
stctl = "00000000b6000000m",
stctg = "0000eb0000000025n",
sth = "0000000040000000j",
sthy = "0000e30000000070k",
sthh = "0000e300000000c7k",
sthrl = "0000c40700000000l",
stfh = "0000e300000000cbk",
stm = "0000000090000000m",
stmy = "0000eb0000000090n",
stmg = "0000eb0000000024n",
stmh = "0000eb0000000026n",
stoc = "0000eb00000000f3n",
stocg = "0000eb00000000e3n",
stpq = "0000e3000000008ek",
strl = "0000c40f00000000l",
stgrl = "0000c40b00000000l",
strvh = "0000e3000000003fk",
strv = "0000e3000000003ek",
strvg = "0000e3000000002fk",
stura = "00000000b2460000h",
sturg = "00000000b9250000h",
s = "000000005b000000j",
sr = "0000000000001b00g",
sy = "0000e3000000005bk",
sg = "0000e30000000009k",
sgr = "00000000b9090000h",
sgf = "0000e30000000019k",
sgfr = "00000000b9190000h",
sxbr = "00000000b34b0000h",
sdbr = "00000000b31b0000h",
sebr = "00000000b30b0000h",
sh = "000000004b000000j",
shy = "0000e3000000007bk",
sl = "000000005f000000j",
slr = "0000000000001f00g",
sly = "0000e3000000005fk",
slg = "0000e3000000000bk",
slgr = "00000000b90b0000h",
slgf = "0000e3000000001bk",
slgfr = "00000000b91b0000h",
slfi = "0000c20500000000l",
slgfi = "0000c20400000000l",
slb = "0000e30000000099k",
slbr = "00000000b9990000h",
slbg = "0000e30000000089k",
slbgr = "00000000b9890000h",
sxr = "0000000000003700g",
sd = "000000006b000000j",
sdr = "0000000000002b00g",
se = "000000007b000000j",
ser = "0000000000003b00g",
su = "000000007f000000j",
sur = "0000000000003f00g",
sw = "000000006f000000j",
swr = "0000000000002f00g",
tar = "00000000b24c0000h",
tb = "00000000b22c0000h",
trace = "0000000099000000m",
tracg = "0000eb000000000fn",
tre = "00000000b2a50000h",
}
for cond,c in pairs(map_cond) do
map_op["b"..cond.."_1"] = tohex(0x54000000+c).."B"
end
------------------------------------------------------------------------------
-- Handle opcodes defined with template strings.
local function parse_template(params, template, nparams, pos)
local op = tonumber(sub(template, 1, 16), 16) --
-- 00000000005a0000 converts to 90
local n,rs = 1,26
parse_reg_type = false
-- Process each character. (if its RX-a==> 1st iteration gets R, 2nd==X and so on)
for p in gmatch(sub(template, 17), ".") do
local pr1,pr2,pr3
if p == "g" then
pr1,pr2=param[n],param[n+1]
op = op + parse_reg(pr1)+parse_reg(pr2); n = n + 1 -- not sure if we will require n later, so keeping it as it is now
elseif p == "h" then
elseif p == "j" then
elseif p == "k" then
elseif p == "l" then
elseif p == "m" then
elseif p == "n" then
end
end
wputpos(pos, op)
end
function op_template(params, template, nparams)
if not params then return template:gsub("%x%x%x%x%x%x%x%x", "") end
-- Limit number of section buffer positions used by a single dasm_put().
-- A single opcode needs a maximum of 3 positions.
if secpos+3 > maxsecpos then wflush() end
local pos = wpos()
local lpos, apos, spos = #actlist, #actargs, secpos
local ok, err
for t in gmatch(template, "[^|]+") do
ok, err = pcall(parse_template, params, t, nparams, pos)
if ok then return end
secpos = spos
actlist[lpos+1] = nil
actlist[lpos+2] = nil
actlist[lpos+3] = nil
actargs[apos+1] = nil
actargs[apos+2] = nil
actargs[apos+3] = nil
end
error(err, 0)
end
map_op[".template__"] = op_template
------------------------------------------------------------------------------
-- Pseudo-opcode to mark the position where the action list is to be emitted.
map_op[".actionlist_1"] = function(params)
if not params then return "cvar" end
local name = params[1] -- No syntax check. You get to keep the pieces.
wline(function(out) writeactions(out, name) end)
end
-- Pseudo-opcode to mark the position where the global enum is to be emitted.
map_op[".globals_1"] = function(params)
if not params then return "prefix" end
local prefix = params[1] -- No syntax check. You get to keep the pieces.
wline(function(out) writeglobals(out, prefix) end)
end
-- Pseudo-opcode to mark the position where the global names are to be emitted.
map_op[".globalnames_1"] = function(params)
if not params then return "cvar" end
local name = params[1] -- No syntax check. You get to keep the pieces.
wline(function(out) writeglobalnames(out, name) end)
end
-- Pseudo-opcode to mark the position where the extern names are to be emitted.
map_op[".externnames_1"] = function(params)
if not params then return "cvar" end
local name = params[1] -- No syntax check. You get to keep the pieces.
wline(function(out) writeexternnames(out, name) end)
end
------------------------------------------------------------------------------
-- Label pseudo-opcode (converted from trailing colon form).
map_op[".label_1"] = function(params)
if not params then return "[1-9] | ->global | =>pcexpr" end
if secpos+1 > maxsecpos then wflush() end
local mode, n, s = parse_label(params[1], true)
if mode == "EXT" then werror("bad label definition") end
waction("LABEL_"..mode, n, s, 1)
end
------------------------------------------------------------------------------
-- Pseudo-opcodes for data storage.
map_op[".long_*"] = function(params)
if not params then return "imm..." end
for _,p in ipairs(params) do
local n = tonumber(p)
if not n then werror("bad immediate `"..p.."'") end
if n < 0 then n = n + 2^32 end
wputw(n)
if secpos+2 > maxsecpos then wflush() end
end
end
-- Alignment pseudo-opcode.
map_op[".align_1"] = function(params)
if not params then return "numpow2" end
if secpos+1 > maxsecpos then wflush() end
local align = tonumber(params[1])
if align then
local x = align
-- Must be a power of 2 in the range (2 ... 256).
for i=1,8 do
x = x / 2
if x == 1 then
waction("ALIGN", align-1, nil, 1) -- Action byte is 2**n-1.
return
end
end
end
werror("bad alignment")
end
------------------------------------------------------------------------------
-- Pseudo-opcode for (primitive) type definitions (map to C types).
map_op[".type_3"] = function(params, nparams)
if not params then
return nparams == 2 and "name, ctype" or "name, ctype, reg"
end
local name, ctype, reg = params[1], params[2], params[3]
if not match(name, "^[%a_][%w_]*$") then
werror("bad type name `"..name.."'")
end
local tp = map_type[name]
if tp then
werror("duplicate type `"..name.."'")
end
-- Add #type to defines. A bit unclean to put it in map_archdef.
map_archdef["#"..name] = "sizeof("..ctype..")"
-- Add new type and emit shortcut define.
local num = ctypenum + 1
map_type[name] = {
ctype = ctype,
ctypefmt = format("Dt%X(%%s)", num),
reg = reg,
}
wline(format("#define Dt%X(_V) (int)(ptrdiff_t)&(((%s *)0)_V)", num, ctype))
ctypenum = num
end
map_op[".type_2"] = map_op[".type_3"]
-- Dump type definitions.
local function dumptypes(out, lvl)
local t = {}
for name in pairs(map_type) do t[#t+1] = name end
sort(t)
out:write("Type definitions:\n")
for _,name in ipairs(t) do
local tp = map_type[name]
local reg = tp.reg or ""
out:write(format(" %-20s %-20s %s\n", name, tp.ctype, reg))
end
out:write("\n")
end
------------------------------------------------------------------------------
-- Set the current section.
function _M.section(num)
waction("SECTION", num)
wflush(true) -- SECTION is a terminal action.
end
------------------------------------------------------------------------------
-- Dump architecture description.
function _M.dumparch(out)
out:write(format("DynASM %s version %s, released %s\n\n",
_info.arch, _info.version, _info.release))
dumpactions(out)
end
-- Dump all user defined elements.
function _M.dumpdef(out, lvl)
dumptypes(out, lvl)
dumpglobals(out, lvl)
dumpexterns(out, lvl)
end
------------------------------------------------------------------------------
-- Pass callbacks from/to the DynASM core.
function _M.passcb(wl, we, wf, ww)
wline, werror, wfatal, wwarn = wl, we, wf, ww
return wflush
end
-- Setup the arch-specific module.
function _M.setup(arch, opt)
g_arch, g_opt = arch, opt
end
-- Merge the core maps and the arch-specific maps.
function _M.mergemaps(map_coreop, map_def)
setmetatable(map_op, { __index = map_coreop })
setmetatable(map_def, { __index = map_archdef })
return map_op, map_def
end
return _M
------------------------------------------------------------------------------
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