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ARM: Add DynASM ARM module and encoding engine.

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This commit is contained in:
Mike Pall
2011-03-23 01:25:14 +01:00
parent 7088abce8f
commit 156bf15783
3 changed files with 1379 additions and 4 deletions
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10
dynasm/dynasm.lua
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@@ -723,8 +723,10 @@ local function splitstmt_one(c)
splitlvl = ")"..splitlvl
elseif c == "[" then
splitlvl = "]"..splitlvl
elseif c == ")" or c == "]" then
if sub(splitlvl, 1, 1) ~= c then werror("unbalanced () or []") end
elseif c == "{" then
splitlvl = "}"..splitlvl
elseif c == ")" or c == "]" or c == "}" then
if sub(splitlvl, 1, 1) ~= c then werror("unbalanced (), [] or {}") end
splitlvl = sub(splitlvl, 2)
elseif splitlvl == "" then
return " \0 "
@@ -740,7 +742,7 @@ local function splitstmt(stmt)
-- Split at commas and equal signs, but obey parentheses and brackets.
splitlvl = ""
stmt = gsub(stmt, "[,%(%)%[%]]", splitstmt_one)
stmt = gsub(stmt, "[,%(%)%[%]{}]", splitstmt_one)
if splitlvl ~= "" then werror("unbalanced () or []") end
-- Split off opcode.
@@ -783,7 +785,7 @@ dostmt = function(stmt)
if not f then
if not g_arch then wfatal("first statement must be .arch") end
-- Improve error report.
for i=0,16 do
for i=0,9 do
if map_op[op.."_"..i] then
werror("wrong number of parameters for `"..op.."'")
end