diff options
Diffstat (limited to 'tool/transcode-tblgen.rb')
| -rw-r--r-- | tool/transcode-tblgen.rb | 44 |
1 files changed, 31 insertions, 13 deletions
diff --git a/tool/transcode-tblgen.rb b/tool/transcode-tblgen.rb index 33368db2e9..b9301e5c5c 100644 --- a/tool/transcode-tblgen.rb +++ b/tool/transcode-tblgen.rb @@ -277,8 +277,38 @@ class ActionMap code end + UsedName = {} + StrMemo = {} + def str_name(bytes) + size = @bytes_code.length + rawbytes = [bytes].pack("H*") + + n = nil + if !n && !(suf = rawbytes.gsub(/[^A-Za-z0-9_]/, '')).empty? && !UsedName[nn = "str1_" + suf] then n = nn end + if !n && !UsedName[nn = "str1_" + bytes] then n = nn end + n ||= "str1s_#{size}" + + StrMemo[bytes] = n + UsedName[n] = true + n + end + + def gen_str(bytes) + if n = StrMemo[bytes] + n + else + len = bytes.length/2 + size = @bytes_code.length + n = str_name(bytes) + @bytes_code.insert_at_last(1 + len, + "\#define #{n} makeSTR1(#{size})\n" + + " #{len}," + bytes.gsub(/../, ' 0x\&,') + "\n") + n + end + end + def generate_info(info) case info when :nomap @@ -304,19 +334,7 @@ class ActionMap when /\A(f[0-7])([0-9a-f][0-9a-f])([0-9a-f][0-9a-f])([0-9a-f][0-9a-f])\z/i "o4(0x#$1,0x#$2,0x#$3,0x#$4)" when /\A([0-9a-f][0-9a-f]){0,255}\z/i - bytes = info.upcase - if n = StrMemo[bytes] - n - else - len = info.length/2 - size = @bytes_code.length - @bytes_code.insert_at_last(1 + len, - "\#define str1_#{size} makeSTR1(#{size})\n" + - " #{len}," + info.gsub(/../, ' 0x\&,') + "\n") - n = "str1_#{size}" - StrMemo[bytes] = n - n - end + gen_str(info.upcase) when /\A\/\*BYTE_LOOKUP\*\// # pointer to BYTE_LOOKUP structure $'.to_s else |