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authorko1 <ko1@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2007-08-19 04:16:13 (GMT)
committerko1 <ko1@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2007-08-19 04:16:13 (GMT)
commit0a02ad5e2e2cdd7e3dcb33f40eae056a8dfdc639 (patch)
tree19f7a084ea9527574b6ba382ccd770ff9e1b89e0 /vm_opts.h
parentcd30220afff0d5473022bfb5749716364ebc05a8 (diff)
* compile.c (iseq_compile_each/NODE_RESBODY): fix to add
additional nop to prevent tailcall optimization. * vm_opts.h: clean up comments. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@13112 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'vm_opts.h')
-rw-r--r--vm_opts.h29
1 files changed, 16 insertions, 13 deletions
diff --git a/vm_opts.h b/vm_opts.h
index 32b00ac..dbb3d5c 100644
--- a/vm_opts.h
+++ b/vm_opts.h
@@ -14,31 +14,34 @@
#ifndef VM_OPTS_H_INCLUDED
#define VM_OPTS_H_INCLUDED
+/* Compile options.
+ * You can change these options at runtime by VM::CompileOption.
+ * Following definitions are default values.
+ */
+
+#define OPT_TRACE_INSTRUCTION 0
+#define OPT_TAILCALL_OPTIMIZATION 0
+#define OPT_PEEPHOLE_OPTIMIZATION 1
+#define OPT_SPECIALISED_INSTRUCTION 1
+#define OPT_INLINE_CONST_CACHE 1
+
+
+/* Build Options.
+ * You can't change these options at runtime.
+ */
+
/* C compiler depend */
#define OPT_DIRECT_THREADED_CODE 1
#define OPT_CALL_THREADED_CODE 0
-/* architecture independent */
-
/* VM running option */
#define OPT_CHECKED_RUN 1
-#define OPT_TRACE_INSTRUCTION 0 /* default value */
-
-/* at compile */
-#define OPT_INLINE_CONST_CACHE 1
-#define OPT_TAILCALL_OPTIMIZATION 0 /* default value */
-#define OPT_PEEPHOLE_OPTIMIZATION 1
-#define OPT_SPECIALISED_INSTRUCTION 1
-
-/* at runtime */
#define OPT_INLINE_METHOD_CACHE 1
#define OPT_BLOCKINLINING 0
/* architecture independent, affects generated code */
#define OPT_OPERANDS_UNIFICATION 0
#define OPT_INSTRUCTIONS_UNIFICATION 0
-
-/* code generation parameter */
#define OPT_UNIFY_ALL_COMBINATION 0
#define OPT_STACK_CACHING 0