/* This file is part of the program psim.
- Copyright (C) 1994-1995, Andrew Cagney <cagney@highland.com.au>
+ Copyright 1994, 1995, 2002 Andrew Cagney <cagney@highland.com.au>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
/* Whether or not input/output just uses stdio, or uses printf_filtered for
output, and polling input for input. */
-#define DONT_USE_STDIO 0
+
+#define DONT_USE_STDIO 2
#define DO_USE_STDIO 1
#ifndef WITH_STDIO
-#define WITH_STDIO DONT_USE_STDIO
+#define WITH_STDIO 0
#endif
+extern int current_stdio;
+#define CURRENT_STDIO (WITH_STDIO \
+ ? WITH_STDIO \
+ : current_stdio)
+
+
+
/* INLINE CODE SELECTION:
GCC -O3 attempts to inline any function or procedure in scope. The
to both eliminate the overhead of function calls and (as a
consequence) also eliminate further dead code.
- On a CISC (x86) I've found that I can achieve an order of magintude
+ On a CISC (x86) I've found that I can achieve an order of magnitude
speed improvement (x3-x5). In the case of RISC (sparc) while the
performance gain isn't as great it is still significant.
the module is included into a file being compiled, calls to
its funtions can be eliminated. 2 implies 1.
- INLINE_LOCALS:
+ PSIM_INLINE_LOCALS:
Make internal (static) functions within the module `inline'.
INCLUDE_MODULE == (REVEAL_MODULE | INLINE_MODULE)
- ALL_INLINE == (REVEAL_MODULE | INLINE_MODULE | INLINE_LOCALS)
+ ALL_INLINE == (REVEAL_MODULE | INLINE_MODULE | PSIM_INLINE_LOCALS)
In addition to this, modules have been put into two categories.
local function.
Because of the way that GCC parses __attribute__(), the macro's
- need to be adjacent to the functioin name rather then at the start
+ need to be adjacent to the function name rather than at the start
of the line vis:
int STATIC_INLINE_MODULE f(void);
#define REVEAL_MODULE 1
#define INLINE_MODULE 2
#define INCLUDE_MODULE (INLINE_MODULE | REVEAL_MODULE)
-#define INLINE_LOCALS 4
+#define PSIM_INLINE_LOCALS 4
#define ALL_INLINE 7
/* Your compilers inline reserved word */
#endif
#endif
+
/* Your compilers pass parameters in registers reserved word */
+#ifndef WITH_REGPARM
+#define WITH_REGPARM 0
+#endif
+
+/* Your compilers use an alternative calling sequence reserved word */
+
+#ifndef WITH_STDCALL
+#define WITH_STDCALL 0
+#endif
+
#if !defined REGPARM
-#if (defined(i386) || defined(i486) || defined(i586) || defined(__i386__) || defined(__i486__) || defined(__i586__)) && WITH_REGPARM
+#if defined(__GNUC__) && (defined(__i386__) || defined(__i486__) || defined(__i586__) || defined(__i686__))
+#if (WITH_REGPARM && WITH_STDCALL)
+#define REGPARM __attribute__((__regparm__(WITH_REGPARM),__stdcall__))
+#else
+#if (WITH_REGPARM && !WITH_STDCALL)
#define REGPARM __attribute__((__regparm__(WITH_REGPARM)))
#else
-#define REGPARM
+#if (!WITH_REGPARM && WITH_STDCALL)
+#define REGPARM __attribute__((__stdcall__))
+#endif
+#endif
+#endif
#endif
#endif
+#if !defined REGPARM
+#define REGPARM
+#endif
+
/* Default prefix for static functions */
/* Default macro to simplify control several of key the inlines */
#ifndef DEFAULT_INLINE
-#define DEFAULT_INLINE INLINE_LOCALS
+#define DEFAULT_INLINE PSIM_INLINE_LOCALS
#endif
/* Code that converts between hosts and target byte order. Used on
a jump table. */
#ifndef DEVICE_INLINE
-#define DEVICE_INLINE INLINE_LOCALS
+#define DEVICE_INLINE (DEFAULT_INLINE ? PSIM_INLINE_LOCALS : 0)
+#endif
+
+/* Code called used while the device tree is being built.
+
+ Inlining this is of no benefit */
+
+#ifndef TREE_INLINE
+#define TREE_INLINE (DEFAULT_INLINE ? PSIM_INLINE_LOCALS : 0)
#endif
/* Code called whenever information on a Special Purpose Register is
inline all of their called functions */
#ifndef SEMANTICS_INLINE
-#define SEMANTICS_INLINE DEFAULT_INLINE
+#define SEMANTICS_INLINE (DEFAULT_INLINE & ~INLINE_MODULE)
#endif
/* When using the instruction cache, code to decode an instruction and
miss in the instruction cache. */
#ifndef ICACHE_INLINE
-#define ICACHE_INLINE DEFAULT_INLINE
+#define ICACHE_INLINE (DEFAULT_INLINE & ~INLINE_MODULE)
#endif
/* General functions called by semantics functions but part of the
code is reduced. */
#ifndef SUPPORT_INLINE
-#define SUPPORT_INLINE INLINE_LOCALS
+#define SUPPORT_INLINE PSIM_INLINE_LOCALS
#endif
/* Model specific code used in simulating functional units. Note, it actaully
into this file */
#ifndef IDECOCE_INLINE
-#define IDECODE_INLINE INLINE_LOCALS
+#define IDECODE_INLINE PSIM_INLINE_LOCALS
#endif
/* psim, isn't actually inlined */
#ifndef PSIM_INLINE
-#define PSIM_INLINE INLINE_LOCALS
+#define PSIM_INLINE PSIM_INLINE_LOCALS
#endif
/* Code to emulate os or rom compatibility. This code is called via a