patch-2.3.4 linux/arch/sparc64/math-emu/quad.h

• Lines: 169
• Date: Sat May 29 11:09:04 1999
• Orig file: v2.3.3/linux/arch/sparc64/math-emu/quad.h
• Orig date: Tue Apr 14 17:44:21 1998

diff -u --recursive --new-file v2.3.3/linux/arch/sparc64/math-emu/quad.h linux/arch/sparc64/math-emu/quad.h
@@ -1,13 +1,32 @@
-/*
- * Definitions for IEEE Quad Precision
- */
+/* Software floating-point emulation.
+   Definitions for IEEE Quad Precision.
+   Copyright (C) 1997,1998,1999 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Richard Henderson (rth@cygnus.com),
+		  Jakub Jelinek (jj@ultra.linux.cz),
+		  David S. Miller (davem@redhat.com) and
+		  Peter Maydell (pmaydell@chiark.greenend.org.uk).
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If
+   not, write to the Free Software Foundation, Inc.,
+   59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+
 #if _FP_W_TYPE_SIZE < 32
-/* It appears to be traditional to abuse 16bitters in these header files... */
 #error "Here's a nickel, kid. Go buy yourself a real computer."
 #endif
 
 #if _FP_W_TYPE_SIZE < 64
-/* This is all terribly experimental and I don't know if it'll work properly -- PMM 02/1998 */
 #define _FP_FRACTBITS_Q         (4*_FP_W_TYPE_SIZE)
 #else
 #define _FP_FRACTBITS_Q		(2*_FP_W_TYPE_SIZE)
@@ -56,7 +75,13 @@
 
 #define FP_DECL_Q(X)		_FP_DECL(4,X)
 #define FP_UNPACK_RAW_Q(X,val)	_FP_UNPACK_RAW_4(Q,X,val)
+#define FP_UNPACK_RAW_QP(X,val)	_FP_UNPACK_RAW_4_P(Q,X,val)
 #define FP_PACK_RAW_Q(val,X)	_FP_PACK_RAW_4(Q,val,X)
+#define FP_PACK_RAW_QP(val,X)		\
+  do {					\
+    if (!FP_INHIBIT_RESULTS)		\
+      _FP_PACK_RAW_4_P(Q,val,X);	\
+  } while (0)
 
 #define FP_UNPACK_Q(X,val)		\
   do {					\
@@ -64,28 +89,46 @@
     _FP_UNPACK_CANONICAL(Q,4,X);	\
   } while (0)
 
+#define FP_UNPACK_QP(X,val)		\
+  do {					\
+    _FP_UNPACK_RAW_4_P(Q,X,val);	\
+    _FP_UNPACK_CANONICAL(Q,4,X);	\
+  } while (0)
+
 #define FP_PACK_Q(val,X)		\
   do {					\
     _FP_PACK_CANONICAL(Q,4,X);		\
     _FP_PACK_RAW_4(Q,val,X);		\
   } while (0)
 
+#define FP_PACK_QP(val,X)		\
+  do {					\
+    _FP_PACK_CANONICAL(Q,4,X);		\
+    if (!FP_INHIBIT_RESULTS)		\
+      _FP_PACK_RAW_4_P(Q,val,X);	\
+  } while (0)
+
+#define FP_ISSIGNAN_Q(X)	_FP_ISSIGNAN(Q,4,X)
 #define FP_NEG_Q(R,X)		_FP_NEG(Q,4,R,X)
 #define FP_ADD_Q(R,X,Y)		_FP_ADD(Q,4,R,X,Y)
 /* single.h and double.h define FP_SUB_t this way too. However, _FP_SUB is
  * never defined in op-common.h! Fortunately nobody seems to use the FP_SUB_t 
  * macros: I suggest a combination of FP_NEG and FP_ADD :-> -- PMM 02/1998
  */
-#define FP_SUB_Q(R,X,Y)		_FP_SUB(Q,4,R,X,Y)
-#define FP_MUL_Q(R,X,Y)		_FP_MUL(Q,4,R,X,Y)
-#define FP_DIV_Q(R,X,Y)		_FP_DIV(Q,4,R,X,Y)
-#define FP_SQRT_Q(R,X)		_FP_SQRT(Q,4,R,X)
+#define FP_SUB_Q(R,X,Y)			_FP_SUB(Q,4,R,X,Y)
+#define FP_MUL_Q(R,X,Y)			_FP_MUL(Q,4,R,X,Y)
+#define FP_DIV_Q(R,X,Y)			_FP_DIV(Q,4,R,X,Y)
+#define FP_SQRT_Q(R,X)			_FP_SQRT(Q,4,R,X)
+#define _FP_SQRT_MEAT_Q(R,S,T,X,Q)	_FP_SQRT_MEAT_4(R,S,T,X,Q)
 
 #define FP_CMP_Q(r,X,Y,un)	_FP_CMP(Q,4,r,X,Y,un)
 #define FP_CMP_EQ_Q(r,X,Y)	_FP_CMP_EQ(Q,4,r,X,Y)
 
-#define FP_TO_INT_Q(r,X,rsz,rsg)  _FP_TO_INT(Q,4,r,X,rsz,rsg)
-#define FP_FROM_INT_Q(X,r,rs,rt)  _FP_FROM_INT(Q,4,X,r,rs,rt)
+#define FP_TO_INT_Q(r,X,rsz,rsg)	_FP_TO_INT(Q,4,r,X,rsz,rsg)
+#define FP_FROM_INT_Q(X,r,rs,rt)	_FP_FROM_INT(Q,4,X,r,rs,rt)
+
+#define _FP_FRAC_HIGH_Q(X)	_FP_FRAC_HIGH_4(X)
+#define _FP_FRAC_HIGH_RAW_Q(X)	_FP_FRAC_HIGH_4(X)
 
 #else   /* not _FP_W_TYPE_SIZE < 64 */
 union _FP_UNION_Q
@@ -108,7 +151,13 @@
 
 #define FP_DECL_Q(X)		_FP_DECL(2,X)
 #define FP_UNPACK_RAW_Q(X,val)	_FP_UNPACK_RAW_2(Q,X,val)
+#define FP_UNPACK_RAW_QP(X,val)	_FP_UNPACK_RAW_2_P(Q,X,val)
 #define FP_PACK_RAW_Q(val,X)	_FP_PACK_RAW_2(Q,val,X)
+#define FP_PACK_RAW_QP(val,X)		\
+  do {					\
+    if (!FP_INHIBIT_RESULTS)		\
+      _FP_PACK_RAW_2_P(Q,val,X);	\
+  } while (0)
 
 #define FP_UNPACK_Q(X,val)		\
   do {					\
@@ -116,23 +165,41 @@
     _FP_UNPACK_CANONICAL(Q,2,X);	\
   } while (0)
 
+#define FP_UNPACK_QP(X,val)		\
+  do {					\
+    _FP_UNPACK_RAW_2_P(Q,X,val);	\
+    _FP_UNPACK_CANONICAL(Q,2,X);	\
+  } while (0)
+
 #define FP_PACK_Q(val,X)		\
   do {					\
     _FP_PACK_CANONICAL(Q,2,X);		\
     _FP_PACK_RAW_2(Q,val,X);		\
   } while (0)
 
-#define FP_NEG_Q(R,X)		_FP_NEG(Q,2,R,X)
-#define FP_ADD_Q(R,X,Y)		_FP_ADD(Q,2,R,X,Y)
-#define FP_SUB_Q(R,X,Y)		_FP_SUB(Q,2,R,X,Y)
-#define FP_MUL_Q(R,X,Y)		_FP_MUL(Q,2,R,X,Y)
-#define FP_DIV_Q(R,X,Y)		_FP_DIV(Q,2,R,X,Y)
-#define FP_SQRT_Q(R,X)		_FP_SQRT(Q,2,R,X)
+#define FP_PACK_QP(val,X)		\
+  do {					\
+    _FP_PACK_CANONICAL(Q,2,X);		\
+    if (!FP_INHIBIT_RESULTS)		\
+      _FP_PACK_RAW_2_P(Q,val,X);	\
+  } while (0)
+
+#define FP_ISSIGNAN_Q(X)		_FP_ISSIGNAN(Q,2,X)
+#define FP_NEG_Q(R,X)			_FP_NEG(Q,2,R,X)
+#define FP_ADD_Q(R,X,Y)			_FP_ADD(Q,2,R,X,Y)
+#define FP_SUB_Q(R,X,Y)			_FP_SUB(Q,2,R,X,Y)
+#define FP_MUL_Q(R,X,Y)			_FP_MUL(Q,2,R,X,Y)
+#define FP_DIV_Q(R,X,Y)			_FP_DIV(Q,2,R,X,Y)
+#define FP_SQRT_Q(R,X)			_FP_SQRT(Q,2,R,X)
+#define _FP_SQRT_MEAT_Q(R,S,T,X,Q)	_FP_SQRT_MEAT_2(R,S,T,X,Q)
 
 #define FP_CMP_Q(r,X,Y,un)	_FP_CMP(Q,2,r,X,Y,un)
 #define FP_CMP_EQ_Q(r,X,Y)	_FP_CMP_EQ(Q,2,r,X,Y)
 
-#define FP_TO_INT_Q(r,X,rsz,rsg)  _FP_TO_INT(Q,2,r,X,rsz,rsg)
-#define FP_FROM_INT_Q(X,r,rs,rt)  _FP_FROM_INT(Q,2,X,r,rs,rt)
+#define FP_TO_INT_Q(r,X,rsz,rsg)	_FP_TO_INT(Q,2,r,X,rsz,rsg)
+#define FP_FROM_INT_Q(X,r,rs,rt)	_FP_FROM_INT(Q,2,X,r,rs,rt)
+
+#define _FP_FRAC_HIGH_Q(X)	_FP_FRAC_HIGH_2(X)
+#define _FP_FRAC_HIGH_RAW_Q(X)	_FP_FRAC_HIGH_2(X)
 
 #endif /* not _FP_W_TYPE_SIZE < 64 */