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/*-*-c-*-*/
/**********************************************************************
vm_opts.h - VM optimize option
$Author$
Copyright (C) 2004-2007 Koichi Sasada
**********************************************************************/
#ifndef RUBY_VM_OPTS_H
#define RUBY_VM_OPTS_H
/* Compile options.
* You can change these options at runtime by VM::CompileOption.
* Following definitions are default values.
*/
#define OPT_TAILCALL_OPTIMIZATION 0
#define OPT_PEEPHOLE_OPTIMIZATION 1
#define OPT_SPECIALISED_INSTRUCTION 1
#define OPT_INLINE_CONST_CACHE 1
#define OPT_FROZEN_STRING_LITERAL 0
#define OPT_DEBUG_FROZEN_STRING_LITERAL 0
/* Build Options.
* You can't change these options at runtime.
*/
/* C compiler dependent */
/*
* 0: direct (using labeled goto using GCC special)
* 1: token (switch/case)
* 2: call (function call for each insn dispatch)
*/
#ifndef OPT_THREADED_CODE
#define OPT_THREADED_CODE 0
#endif
#define OPT_DIRECT_THREADED_CODE (OPT_THREADED_CODE == 0)
#define OPT_TOKEN_THREADED_CODE (OPT_THREADED_CODE == 1)
#define OPT_CALL_THREADED_CODE (OPT_THREADED_CODE == 2)
/* VM running option */
#define OPT_CHECKED_RUN 1
#define OPT_INLINE_METHOD_CACHE 1
#define OPT_GLOBAL_METHOD_CACHE 1
#define OPT_BLOCKINLINING 0
#ifndef OPT_IC_FOR_IVAR
#define OPT_IC_FOR_IVAR 1
#endif
/* architecture independent, affects generated code */
#define OPT_OPERANDS_UNIFICATION 1
#define OPT_INSTRUCTIONS_UNIFICATION 0
#define OPT_UNIFY_ALL_COMBINATION 0
#define OPT_STACK_CACHING 0
/* misc */
#ifndef OPT_SUPPORT_JOKE
#define OPT_SUPPORT_JOKE 0
#endif
#ifndef VM_COLLECT_USAGE_DETAILS
#define VM_COLLECT_USAGE_DETAILS 0
#endif
#endif /* RUBY_VM_OPTS_H */
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