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* tool/transcode-tblgen.rb: record infos and BYTE_LOOKUPs as index of

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word_array to avoid relocation.

* transcode.c (transcode_restartable0): add word_array to get infos
  and BYTE_LOOKUPs.

* transcode_data.h (BYTE_LOOKUP_INFO): change return type to
  uintptr_t.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19045 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
akr 2008-09-01 18:06:28 +00:00
parent 3b090adf7c
commit 6058eeaf03
4 changed files with 18 additions and 6 deletions
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11
ChangeLog
View File

@ -1,3 +1,14 @@
Tue Sep 2 03:04:33 2008 Tanaka Akira <akr@fsij.org>
* tool/transcode-tblgen.rb: record infos and BYTE_LOOKUPs as index of
word_array to avoid relocation.
* transcode.c (transcode_restartable0): add word_array to get infos
and BYTE_LOOKUPs.
* transcode_data.h (BYTE_LOOKUP_INFO): change return type to
uintptr_t.
Tue Sep 2 02:48:30 2008 Tanaka Akira <akr@fsij.org>
* tool/transcode-tblgen.rb: don't need to cast offsets array.

4
tool/transcode-tblgen.rb
View File

@ -358,7 +358,7 @@ End
size = words_code[/\[\d+\]/][1...-1].to_i
words_code.sub!(/^(\};\n\z)/) {
"\#define #{infos_name} (((uintptr_t)word_array)+sizeof(uintptr_t)*#{size})\n" +
"\#define #{infos_name} (sizeof(uintptr_t)*#{size})\n" +
format_infos(infos) + "\n" +
$1
}
@ -368,7 +368,7 @@ End
size = words_code[/\[\d+\]/][1...-1].to_i
words_code.sub!(/^(\};\n\z)/) {
"\#define #{name} ((uintptr_t)(word_array+#{size}))\n" +
"\#define #{name} (sizeof(uintptr_t)*#{size})\n" +
<<"End" + "\n" + $1
#{offsets_name},
#{infos_name},

7
transcode.c
View File

@ -480,7 +480,7 @@ transcode_restartable0(const unsigned char **in_pos, unsigned char **out_pos,
while (1) {
inchar_start = in_p;
tc->recognized_len = 0;
next_table = tr->conv_tree_start;
next_table = ((uintptr_t)tr->word_array) + tr->conv_tree_start;
SUSPEND_OUTPUT_FOLLOWED_BY_INPUT(24);
@ -498,7 +498,8 @@ transcode_restartable0(const unsigned char **in_pos, unsigned char **out_pos,
next_info = INVALID;
else {
unsigned int next_offset = BL_BASE(next_table)[2+next_byte-BL_BASE(next_table)[0]];
next_info = (VALUE)BYTE_LOOKUP_INFO(next_table)[next_offset];
#define BL_INFO(next_table) ((const struct byte_lookup *const *)(((uintptr_t)tr->word_array) + BYTE_LOOKUP_INFO(next_table)))
next_info = (VALUE)BL_INFO(next_table)[next_offset];
}
follow_info:
switch (next_info & 0x1F) {
@ -514,7 +515,7 @@ transcode_restartable0(const unsigned char **in_pos, unsigned char **out_pos,
SUSPEND(econv_source_buffer_empty, 5);
}
next_byte = (unsigned char)*in_p++;
next_table = next_info;
next_table = ((uintptr_t)tr->word_array) + next_info;
goto follow_byte;
case ZERObt: /* drop input */
continue;

2
transcode_data.h
View File

@ -19,7 +19,7 @@ typedef unsigned char base_element;
typedef uintptr_t BYTE_LOOKUP[2];
#define BYTE_LOOKUP_BASE(bl) (((uintptr_t *)(bl))[0])
#define BYTE_LOOKUP_INFO(bl) ((const struct byte_lookup *const *)(((uintptr_t *)(bl))[1]))
#define BYTE_LOOKUP_INFO(bl) (((uintptr_t *)(bl))[1])
#ifndef PType
/* data file needs to treat this as a pointer, to remove warnings */