From: Andrew Cagney <cagney@redhat.com>
Date: Fri, 21 Feb 1997 02:42:48 +0000 (+0000)
Subject: Make useful macro's and functions found in the PowerPC simulator
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=332cb5d9433f04e32d67b1d8aa6c4f6a5fd4f66f;p=binutils-gdb.git

Make useful macro's and functions found in the PowerPC simulator
directory more widely available.
---

diff --git a/sim/common/.Sanitize b/sim/common/.Sanitize
index 1a359d98e8a..80b5fad5365 100644
--- a/sim/common/.Sanitize
+++ b/sim/common/.Sanitize
@@ -36,6 +36,14 @@ gentvals.sh
 nltvals.def
 run.c
 run.1
+sim-alu.h
+sim-bits.c
+sim-bits.h
+sim-endian-n.h
+sim-endian.c
+sim-endian.h
+sim-types.h
+sim-inline.h
 tconfig.in
 
 Things-to-lose:
diff --git a/sim/common/sim-endian-n.h b/sim/common/sim-endian-n.h
new file mode 100644
index 00000000000..840b467ddb2
--- /dev/null
+++ b/sim/common/sim-endian-n.h
@@ -0,0 +1,159 @@
+/*  This file is part of the program psim.
+
+    Copyright (C) 1994-1995, 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
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    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.
+ 
+    */
+
+
+#ifndef N
+#error "N must be #defined"
+#endif
+
+/* NOTE: See end of file for #undef */
+#define unsigned_N XCONCAT2(unsigned_,N)
+#define endian_t2h_N XCONCAT2(endian_t2h_,N)
+#define endian_h2t_N XCONCAT2(endian_h2t_,N)
+#define _SWAP_N XCONCAT2(_SWAP_,N)
+#define swap_N XCONCAT2(swap_,N)
+#define endian_h2be_N XCONCAT2(endian_h2be_,N)
+#define endian_be2h_N XCONCAT2(endian_be2h_,N)
+#define endian_h2le_N XCONCAT2(endian_h2le_,N)
+#define endian_le2h_N XCONCAT2(endian_le2h_,N)
+#define offset_N XCONCAT2(offset_,N)
+
+
+INLINE_SIM_ENDIAN\
+(unsigned_N)
+endian_t2h_N(unsigned_N raw_in)
+{
+  if (CURRENT_TARGET_BYTE_ORDER == CURRENT_HOST_BYTE_ORDER) {
+    return raw_in;
+  }
+  else {
+    _SWAP_N(return,raw_in);
+  }
+}
+
+
+INLINE_SIM_ENDIAN\
+(unsigned_N)
+endian_h2t_N(unsigned_N raw_in)
+{
+  if (CURRENT_TARGET_BYTE_ORDER == CURRENT_HOST_BYTE_ORDER) {
+    return raw_in;
+  }
+  else {
+    _SWAP_N(return,raw_in);
+  }
+}
+
+
+INLINE_SIM_ENDIAN\
+(unsigned_N)
+swap_N(unsigned_N raw_in)
+{
+  _SWAP_N(return,raw_in);
+}
+
+
+
+INLINE_SIM_ENDIAN\
+(unsigned_N)
+endian_h2be_N(unsigned_N raw_in)
+{
+  if (CURRENT_HOST_BYTE_ORDER == BIG_ENDIAN) {
+    return raw_in;
+  }
+  else {
+    _SWAP_N(return,raw_in);
+  }
+}
+
+
+INLINE_SIM_ENDIAN\
+(unsigned_N)
+endian_be2h_N(unsigned_N raw_in)
+{
+  if (CURRENT_HOST_BYTE_ORDER == BIG_ENDIAN) {
+    return raw_in;
+  }
+  else {
+    _SWAP_N(return,raw_in);
+  }
+}
+
+
+INLINE_SIM_ENDIAN\
+(unsigned_N)
+endian_h2le_N(unsigned_N raw_in)
+{
+  if (CURRENT_HOST_BYTE_ORDER == LITTLE_ENDIAN) {
+    return raw_in;
+  }
+  else {
+    _SWAP_N(return,raw_in);
+  }
+}
+
+
+INLINE_SIM_ENDIAN\
+(unsigned_N)
+endian_le2h_N(unsigned_N raw_in)
+{
+  if (CURRENT_HOST_BYTE_ORDER == LITTLE_ENDIAN) {
+    return raw_in;
+  }
+  else {
+    _SWAP_N(return,raw_in);
+  }
+}
+
+
+
+INLINE_SIM_ENDIAN\
+(void*)
+offset_N(unsigned_N *x,
+	 int sizeof_word,
+	 int word)
+{
+  char *in = (char*)x;
+  char *out;
+  int offset = sizeof_word * word;
+  ASSERT(offset + sizeof_word <= sizeof(unsigned_N));
+  ASSERT(word < (sizeof_word / sizeof(unsigned_N)));
+  ASSERT((sizeof(unsigned_N) % sizeof_word) == 0);
+  if (WITH_HOST_BYTE_ORDER == LITTLE_ENDIAN) {
+    out = in + sizeof(unsigned_N) - offset;
+  }
+  else {
+    out = in + offset;
+  }
+  return out;
+}
+
+
+/* NOTE: See start of file for #define */
+#undef unsigned_N
+#undef endian_t2h_N
+#undef endian_h2t_N
+#undef _SWAP_N
+#undef swap_N
+#undef endian_h2be_N
+#undef endian_be2h_N
+#undef endian_h2le_N
+#undef endian_le2h_N
+#undef offset_N