kotovalexarian-likes-github/ruby--ruby
1
0
Fork 0
mirror of https://github.com/ruby/ruby.git synced 2022-11-09 12:17:21 -05:00
Code Releases Activity

* tool/transcode-tblgen.rb (ArrayCode): new class.

Browse source 
(ActionMap#gen_array_code): moved to ArrayCode.
  (ActionMap#numelt_array_code): ditto.
  (ActionMap#array_code_insert_at_last): ditto.
  (TRANSCODE_GENERATED_BYTES_CODE): use ArrayCode.
  (TRANSCODE_GENERATED_WORDS_CODE): ditto.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19087 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
akr 2008-09-03 11:36:04 +00:00
parent 4406629bd6
commit 9233dc9bf4
2 changed files with 46 additions and 37 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

9
ChangeLog
View file

@ -1,3 +1,12 @@
Wed Sep 3 20:34:10 2008 Tanaka Akira <akr@fsij.org>
* tool/transcode-tblgen.rb (ArrayCode): new class.
(ActionMap#gen_array_code): moved to ArrayCode.
(ActionMap#numelt_array_code): ditto.
(ActionMap#array_code_insert_at_last): ditto.
(TRANSCODE_GENERATED_BYTES_CODE): use ArrayCode.
(TRANSCODE_GENERATED_WORDS_CODE): ditto.
Wed Sep 3 20:08:35 2008 Tanaka Akira <akr@fsij.org>
* enc/trans/japanese.trans: new file.

74
tool/transcode-tblgen.rb
View file

@ -155,6 +155,32 @@ class StrSet
end
end
class ArrayCode
def initialize(type, name)
@code = <<"End"
static const #{type}
#{name}[0] = {
};
End
end
def length
@code[/\[\d+\]/][1...-1].to_i
end
def insert_at_last(num, str)
newnum = self.length + num
@code.sub!(/^(\};\n\z)/) {
str + $1
}
@code.sub!(/\[\d+\]/) { "[#{newnum}]" }
end
def to_s
@code.dup
end
end
class ActionMap
def self.parse(hash)
h = {}
@ -298,26 +324,6 @@ class ActionMap
code
end
def gen_array_code(type, name)
<<"End"
static const #{type}
#{name}[0] = {
};
End
end
def numelt_array_code(code)
code[/\[\d+\]/][1...-1].to_i
end
def array_code_insert_at_last(code, num, str)
newnum = numelt_array_code(code) + num
code.sub!(/^(\};\n\z)/) {
str + $1
}
code.sub!(/\[\d+\]/) { "[#{newnum}]" }
end
def generate_lookup_node(bytes_code, words_code, name, table)
offsets = []
infos = []
@ -345,33 +351,26 @@ End
else
offsets_name = "#{name}_offsets"
OffsetsMemo[offsets_key] = offsets_name
if bytes_code.empty?
bytes_code << gen_array_code("unsigned char", "#{OUTPUT_PREFIX}byte_array")
end
size = numelt_array_code(bytes_code)
array_code_insert_at_last(bytes_code, 2+max-min+1,
size = bytes_code.length
bytes_code.insert_at_last(2+max-min+1,
"\#define #{offsets_name} #{size}\n" +
format_offsets(min,max,offsets) + "\n")
end
if words_code.empty?
words_code << gen_array_code("unsigned int", "#{OUTPUT_PREFIX}word_array")
end
if n = InfosMemo[infos]
infos_name = n
else
infos_name = "#{name}_infos"
InfosMemo[infos] = infos_name
size = numelt_array_code(words_code)
array_code_insert_at_last(words_code, infos.length,
size = words_code.length
words_code.insert_at_last(infos.length,
"\#define #{infos_name} (sizeof(unsigned int)*#{size})\n" +
format_infos(infos) + "\n")
end
size = numelt_array_code(words_code)
array_code_insert_at_last(words_code, NUM_ELEM_BYTELOOKUP,
size = words_code.length
words_code.insert_at_last(NUM_ELEM_BYTELOOKUP,
"\#define #{name} (sizeof(unsigned int)*#{size})\n" +
<<"End" + "\n")
#{offsets_name},
@ -563,8 +562,6 @@ def transcode_compile_tree(name, from, map)
end
TRANSCODERS = []
TRANSCODE_GENERATED_BYTES_CODE = ''
TRANSCODE_GENERATED_WORDS_CODE = ''
TRANSCODE_GENERATED_TRANSCODER_CODE = ''
def transcode_tblgen(from, to, map)
@ -608,8 +605,8 @@ def transcode_generate_node(am, name_hint=nil)
end
def transcode_generated_code
TRANSCODE_GENERATED_BYTES_CODE +
TRANSCODE_GENERATED_WORDS_CODE +
TRANSCODE_GENERATED_BYTES_CODE.to_s +
TRANSCODE_GENERATED_WORDS_CODE.to_s +
"\#define TRANSCODE_TABLE_INFO #{OUTPUT_PREFIX}byte_array, #{OUTPUT_PREFIX}word_array, sizeof(unsigned int)\n" +
TRANSCODE_GENERATED_TRANSCODER_CODE
end
@ -722,6 +719,9 @@ OUTPUT_PREFIX = output_filename ? File.basename(output_filename)[/\A[A-Za-z0-9_]
OUTPUT_PREFIX.sub!(/\A_+/, '')
OUTPUT_PREFIX.sub!(/_*\z/, '_')
TRANSCODE_GENERATED_BYTES_CODE = ArrayCode.new("unsigned char", "#{OUTPUT_PREFIX}byte_array")
TRANSCODE_GENERATED_WORDS_CODE = ArrayCode.new("unsigned int", "#{OUTPUT_PREFIX}word_array")
arg = ARGV.shift
$srcdir = File.dirname(arg)
$:.unshift $srcdir unless $:.include? $srcdir