From 7acd7b2771bc5cc3074402e4145775c735168fcb Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 4 Jan 2018 01:30:20 +0000
Subject: [PATCH] insns_info.inc: position independent

* template/insns_info.inc.tmpl (insn_name_info): make position
  independent for large strings.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61589 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 template/insns_info.inc.tmpl | 22 +++++++++-------------
 1 file changed, 9 insertions(+), 13 deletions(-)

diff --git a/template/insns_info.inc.tmpl b/template/insns_info.inc.tmpl
index bf26279204..11c2b28ea0 100644
--- a/template/insns_info.inc.tmpl
+++ b/template/insns_info.inc.tmpl
@@ -13,13 +13,6 @@
 #define <%=t%> '<%=c%>'
 % end
 
-#if !defined(__STDC_VERSION__) || (__STDC_VERSION__ < 199901L)
-static const char *insn_name_info[] = {
-% @insns.each do |insn|
-    "<%= insn.name %>",
-% end
-};
-#else
 static const unsigned short insn_name_info_offset[] = {
 % insn_name_length = @insns.inject(0) do |ofs, insn|
     <%= ofs %>,
@@ -29,14 +22,17 @@ static const unsigned short insn_name_info_offset[] = {
 
 ASSERT_VM_INSTRUCTION_SIZE(insn_name_info_offset);
 
-static const char insn_name_info_base[<%=insn_name_length%>] = ""
-% @insns.each do |insn|
-    "<%= insn.name %>\0"
+static const struct {
+% @insns.each_with_index do |insn, i|
+    char L<%=i%>[<%= insn.name.size+1 %>];
 % end
-;
+} insn_name_info_base = {
+% @insns.each do |insn|
+    "<%= insn.name %>",
+% end
+};
 
-#define insn_name_info insn_name_info_base+insn_name_info_offset
-#endif
+#define insn_name_info insn_name_info_base.L0+insn_name_info_offset
 
 static const char insn_operand_info[][8] = {
 % @insns.each do |insn|