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riscv-gcc-1
Commit 13cc6d1b by Joseph Myers Committed by Joseph Myers
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double.h, [...]: Update from glibc CVS. 

	* config/soft-fp/double.h, config/soft-fp/extended.h,
	config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
	config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
	config/soft-fp/op-2.h, config/soft-fp/op-4.h,
	config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
	glibc CVS.

From-SVN: r124388
parent 97797e00
Showing with 88 additions and 75 deletions
gcc/ChangeLog
2007-05-03 Joseph Myers <joseph@codesourcery.com>
* config/soft-fp/double.h, config/soft-fp/extended.h,
config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
config/soft-fp/op-2.h, config/soft-fp/op-4.h,
config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
glibc CVS.
2007-05-03 Ian Lance Taylor <iant@google.com>
* config/rs6000/rs6000.c (rs6000_override_options): Don't se
......
gcc/config/soft-fp/double.h
/* Software floating-point emulation.
Definitions for IEEE Double Precision
Copyright (C) 1997,1998,1999,2006 Free Software Foundation, Inc.
Copyright (C) 1997,1998,1999,2006,2007 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),
......@@ -168,13 +168,13 @@ union _FP_UNION_D
DFtype flt;
struct {
#if __BYTE_ORDER == __BIG_ENDIAN
unsigned sign : 1;
unsigned exp : _FP_EXPBITS_D;
unsigned long frac : _FP_FRACBITS_D - (_FP_IMPLBIT_D != 0);
unsigned sign : 1;
unsigned exp : _FP_EXPBITS_D;
_FP_W_TYPE frac : _FP_FRACBITS_D - (_FP_IMPLBIT_D != 0);
#else
unsigned long frac : _FP_FRACBITS_D - (_FP_IMPLBIT_D != 0);
unsigned exp : _FP_EXPBITS_D;
unsigned sign : 1;
_FP_W_TYPE frac : _FP_FRACBITS_D - (_FP_IMPLBIT_D != 0);
unsigned exp : _FP_EXPBITS_D;
unsigned sign : 1;
#endif
} bits __attribute__((packed));
};
......
gcc/config/soft-fp/extended.h
/* Software floating-point emulation.
Definitions for IEEE Extended Precision.
Copyright (C) 1999,2006 Free Software Foundation, Inc.
Copyright (C) 1999,2006,2007 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Jakub Jelinek (jj@ultra.linux.cz).
......@@ -94,12 +94,6 @@ union _FP_UNION_E
X##_f[1] = _flo.bits.frac1; \
X##_e = _flo.bits.exp; \
X##_s = _flo.bits.sign; \
if (!X##_e && (X##_f[1] || X##_f[0]) \
&& !(X##_f[1] & _FP_IMPLBIT_E)) \
{ \
X##_e++; \
FP_SET_EXCEPTION(FP_EX_DENORM); \
} \
} while (0)
#define FP_UNPACK_RAW_EP(X, val) \
......@@ -112,12 +106,6 @@ union _FP_UNION_E
X##_f[1] = _flo->bits.frac1; \
X##_e = _flo->bits.exp; \
X##_s = _flo->bits.sign; \
if (!X##_e && (X##_f[1] || X##_f[0]) \
&& !(X##_f[1] & _FP_IMPLBIT_E)) \
{ \
X##_e++; \
FP_SET_EXCEPTION(FP_EX_DENORM); \
} \
} while (0)
#define FP_PACK_RAW_E(val, X) \
......@@ -164,13 +152,13 @@ union _FP_UNION_E
#define FP_UNPACK_SEMIRAW_E(X,val) \
do { \
_FP_UNPACK_RAW_E(X,val); \
FP_UNPACK_RAW_E(X,val); \
_FP_UNPACK_SEMIRAW(E,4,X); \
} while (0)
#define FP_UNPACK_SEMIRAW_EP(X,val) \
do { \
_FP_UNPACK_RAW_EP(X,val); \
FP_UNPACK_RAW_EP(X,val); \
_FP_UNPACK_SEMIRAW(E,4,X); \
} while (0)
......@@ -189,13 +177,13 @@ union _FP_UNION_E
#define FP_PACK_SEMIRAW_E(val,X) \
do { \
_FP_PACK_SEMIRAW(E,4,X); \
_FP_PACK_RAW_E(val,X); \
FP_PACK_RAW_E(val,X); \
} while (0)
#define FP_PACK_SEMIRAW_EP(val,X) \
do { \
_FP_PACK_SEMIRAW(E,4,X); \
_FP_PACK_RAW_EP(val,X); \
FP_PACK_RAW_EP(val,X); \
} while (0)
#define FP_ISSIGNAN_E(X) _FP_ISSIGNAN(E,4,X)
......@@ -277,14 +265,14 @@ union _FP_UNION_E
XFtype flt;
struct {
#if __BYTE_ORDER == __BIG_ENDIAN
unsigned long pad : (_FP_W_TYPE_SIZE - 1 - _FP_EXPBITS_E);
unsigned sign : 1;
unsigned exp : _FP_EXPBITS_E;
unsigned long frac : _FP_W_TYPE_SIZE;
_FP_W_TYPE pad : (_FP_W_TYPE_SIZE - 1 - _FP_EXPBITS_E);
unsigned sign : 1;
unsigned exp : _FP_EXPBITS_E;
_FP_W_TYPE frac : _FP_W_TYPE_SIZE;
#else
unsigned long frac : _FP_W_TYPE_SIZE;
unsigned exp : _FP_EXPBITS_E;
unsigned sign : 1;
_FP_W_TYPE frac : _FP_W_TYPE_SIZE;
unsigned exp : _FP_EXPBITS_E;
unsigned sign : 1;
#endif
} bits;
};
......@@ -299,11 +287,6 @@ union _FP_UNION_E
X##_f1 = 0; \
X##_e = _flo.bits.exp; \
X##_s = _flo.bits.sign; \
if (!X##_e && X##_f0 && !(X##_f0 & _FP_IMPLBIT_E)) \
{ \
X##_e++; \
FP_SET_EXCEPTION(FP_EX_DENORM); \
} \
} while (0)
#define FP_UNPACK_RAW_EP(X, val) \
......@@ -315,11 +298,6 @@ union _FP_UNION_E
X##_f1 = 0; \
X##_e = _flo->bits.exp; \
X##_s = _flo->bits.sign; \
if (!X##_e && X##_f0 && !(X##_f0 & _FP_IMPLBIT_E)) \
{ \
X##_e++; \
FP_SET_EXCEPTION(FP_EX_DENORM); \
} \
} while (0)
#define FP_PACK_RAW_E(val, X) \
......@@ -365,13 +343,13 @@ union _FP_UNION_E
#define FP_UNPACK_SEMIRAW_E(X,val) \
do { \
_FP_UNPACK_RAW_E(X,val); \
FP_UNPACK_RAW_E(X,val); \
_FP_UNPACK_SEMIRAW(E,2,X); \
} while (0)
#define FP_UNPACK_SEMIRAW_EP(X,val) \
do { \
_FP_UNPACK_RAW_EP(X,val); \
FP_UNPACK_RAW_EP(X,val); \
_FP_UNPACK_SEMIRAW(E,2,X); \
} while (0)
......@@ -390,13 +368,13 @@ union _FP_UNION_E
#define FP_PACK_SEMIRAW_E(val,X) \
do { \
_FP_PACK_SEMIRAW(E,2,X); \
_FP_PACK_RAW_E(val,X); \
FP_PACK_RAW_E(val,X); \
} while (0)
#define FP_PACK_SEMIRAW_EP(val,X) \
do { \
_FP_PACK_SEMIRAW(E,2,X); \
_FP_PACK_RAW_EP(val,X); \
FP_PACK_RAW_EP(val,X); \
} while (0)
#define FP_ISSIGNAN_E(X) _FP_ISSIGNAN(E,2,X)
......
gcc/config/soft-fp/floatundidf.c
/* Software floating-point emulation.
Convert a 64bit unsigned integer to IEEE double
Copyright (C) 1997,1999, 2006 Free Software Foundation, Inc.
Copyright (C) 1997, 1999, 2006, 2007 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Richard Henderson (rth@cygnus.com) and
Jakub Jelinek (jj@ultra.linux.cz).
......@@ -32,8 +32,7 @@
#include "soft-fp.h"
#include "double.h"
double
__floatundidf(UDItype i)
DFtype __floatundidf(UDItype i)
{
FP_DECL_EX;
FP_DECL_D(A);
......
gcc/config/soft-fp/floatundisf.c
/* Software floating-point emulation.
Convert a 64bit unsigned integer to IEEE single
Copyright (C) 1997,1999, 2006 Free Software Foundation, Inc.
Copyright (C) 1997, 1999, 2006, 2007 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Richard Henderson (rth@cygnus.com) and
Jakub Jelinek (jj@ultra.linux.cz).
......@@ -32,8 +32,7 @@
#include "soft-fp.h"
#include "single.h"
float
__floatundisf(UDItype i)
SFtype __floatundisf(UDItype i)
{
FP_DECL_EX;
FP_DECL_S(A);
......
gcc/config/soft-fp/floatunsidf.c
/* Software floating-point emulation.
Convert a 32bit unsigned integer to IEEE double
Copyright (C) 1997,1999, 2006 Free Software Foundation, Inc.
Copyright (C) 1997, 1999, 2006, 2007 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Richard Henderson (rth@cygnus.com) and
Jakub Jelinek (jj@ultra.linux.cz).
......@@ -32,8 +32,7 @@
#include "soft-fp.h"
#include "double.h"
double
__floatunsidf(USItype i)
DFtype __floatunsidf(USItype i)
{
FP_DECL_EX;
FP_DECL_D(A);
......
gcc/config/soft-fp/floatunsisf.c
/* Software floating-point emulation.
Convert a 32bit unsigned integer to IEEE single
Copyright (C) 1997,1999, 2006 Free Software Foundation, Inc.
Copyright (C) 1997, 1999, 2006, 2007 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Richard Henderson (rth@cygnus.com) and
Jakub Jelinek (jj@ultra.linux.cz).
......@@ -32,8 +32,7 @@
#include "soft-fp.h"
#include "single.h"
float
__floatunsisf(USItype i)
SFtype __floatunsisf(USItype i)
{
FP_DECL_EX;
FP_DECL_S(A);
......
gcc/config/soft-fp/op-2.h
/* Software floating-point emulation.
Basic two-word fraction declaration and manipulation.
Copyright (C) 1997,1998,1999,2006 Free Software Foundation, Inc.
Copyright (C) 1997,1998,1999,2006,2007 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),
......@@ -613,3 +613,5 @@
#define _FP_FRAC_COPY_1_2(D, S) (D##_f = S##_f0)
#define _FP_FRAC_COPY_2_1(D, S) ((D##_f0 = S##_f), (D##_f1 = 0))
#define _FP_FRAC_COPY_2_2(D,S) _FP_FRAC_COPY_2(D,S)
gcc/config/soft-fp/op-4.h
/* Software floating-point emulation.
Basic four-word fraction declaration and manipulation.
Copyright (C) 1997,1998,1999,2006 Free Software Foundation, Inc.
Copyright (C) 1997,1998,1999,2006,2007 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),
......@@ -684,3 +684,5 @@ do { \
D##_f[1] = S##_f1; \
D##_f[2] = D##_f[3] = 0; \
} while (0)
#define _FP_FRAC_COPY_4_4(D,S) _FP_FRAC_COPY_4(D,S)
gcc/config/soft-fp/op-common.h
......@@ -1153,7 +1153,8 @@ do { \
if (_FP_FRACBITS_##dfs < _FP_FRACBITS_##sfs \
|| (_FP_EXPMAX_##dfs - _FP_EXPBIAS_##dfs \
< _FP_EXPMAX_##sfs - _FP_EXPBIAS_##sfs) \
|| _FP_EXPBIAS_##dfs < _FP_EXPBIAS_##sfs + _FP_FRACBITS_##sfs - 1) \
|| (_FP_EXPBIAS_##dfs < _FP_EXPBIAS_##sfs + _FP_FRACBITS_##sfs - 1 \
&& _FP_EXPBIAS_##dfs != _FP_EXPBIAS_##sfs)) \
abort(); \
D##_s = S##_s; \
_FP_FRAC_COPY_##dwc##_##swc(D, S); \
......@@ -1168,6 +1169,14 @@ do { \
{ \
if (_FP_FRAC_ZEROP_##swc(S)) \
D##_e = 0; \
else if (_FP_EXPBIAS_##dfs \
< _FP_EXPBIAS_##sfs + _FP_FRACBITS_##sfs - 1) \
{ \
FP_SET_EXCEPTION(FP_EX_DENORM); \
_FP_FRAC_SLL_##dwc(D, (_FP_FRACBITS_##dfs \
- _FP_FRACBITS_##sfs)); \
D##_e = 0; \
} \
else \
{ \
int _lz; \
......@@ -1199,7 +1208,8 @@ do { \
#define FP_TRUNC(dfs,sfs,dwc,swc,D,S) \
do { \
if (_FP_FRACBITS_##sfs < _FP_FRACBITS_##dfs \
|| _FP_EXPBIAS_##sfs < _FP_EXPBIAS_##dfs + _FP_FRACBITS_##dfs - 1) \
|| (_FP_EXPBIAS_##sfs < _FP_EXPBIAS_##dfs + _FP_FRACBITS_##dfs - 1 \
&& _FP_EXPBIAS_##sfs != _FP_EXPBIAS_##dfs)) \
abort(); \
D##_s = S##_s; \
if (_FP_EXP_NORMAL(sfs, swc, S)) \
......@@ -1211,8 +1221,11 @@ do { \
{ \
if (D##_e <= 0) \
{ \
if (D##_e <= 1 - _FP_FRACBITS_##dfs) \
_FP_FRAC_SET_##swc(S, _FP_ZEROFRAC_##swc); \
if (D##_e < 1 - _FP_FRACBITS_##dfs) \
{ \
_FP_FRAC_SET_##swc(S, _FP_ZEROFRAC_##swc); \
_FP_FRAC_LOW_##swc(S) |= 1; \
} \
else \
{ \
_FP_FRAC_HIGH_##sfs(S) |= _FP_IMPLBIT_SH_##sfs; \
......@@ -1234,11 +1247,24 @@ do { \
if (S##_e == 0) \
{ \
D##_e = 0; \
_FP_FRAC_SET_##dwc(D, _FP_ZEROFRAC_##dwc); \
if (!_FP_FRAC_ZEROP_##swc(S)) \
if (_FP_FRAC_ZEROP_##swc(S)) \
_FP_FRAC_SET_##dwc(D, _FP_ZEROFRAC_##dwc); \
else \
{ \
FP_SET_EXCEPTION(FP_EX_DENORM); \
FP_SET_EXCEPTION(FP_EX_INEXACT); \
if (_FP_EXPBIAS_##sfs \
< _FP_EXPBIAS_##dfs + _FP_FRACBITS_##dfs - 1) \
{ \
_FP_FRAC_SRS_##swc(S, (_FP_WFRACBITS_##sfs \
- _FP_WFRACBITS_##dfs), \
_FP_WFRACBITS_##sfs); \
_FP_FRAC_COPY_##dwc##_##swc(D, S); \
} \
else \
{ \
_FP_FRAC_SET_##dwc(D, _FP_ZEROFRAC_##dwc); \
_FP_FRAC_LOW_##dwc(D) |= 1; \
} \
} \
} \
else \
......
gcc/config/soft-fp/quad.h
/* Software floating-point emulation.
Definitions for IEEE Quad Precision.
Copyright (C) 1997,1998,1999,2006 Free Software Foundation, Inc.
Copyright (C) 1997,1998,1999,2006,2007 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),
......@@ -176,15 +176,15 @@ union _FP_UNION_Q
} longs;
struct {
#if __BYTE_ORDER == __BIG_ENDIAN
unsigned sign : 1;
unsigned exp : _FP_EXPBITS_Q;
unsigned long frac1 : _FP_FRACBITS_Q-(_FP_IMPLBIT_Q != 0)-_FP_W_TYPE_SIZE;
unsigned long frac0 : _FP_W_TYPE_SIZE;
unsigned sign : 1;
unsigned exp : _FP_EXPBITS_Q;
_FP_W_TYPE frac1 : _FP_FRACBITS_Q - (_FP_IMPLBIT_Q != 0) - _FP_W_TYPE_SIZE;
_FP_W_TYPE frac0 : _FP_W_TYPE_SIZE;
#else
unsigned long frac0 : _FP_W_TYPE_SIZE;
unsigned long frac1 : _FP_FRACBITS_Q-(_FP_IMPLBIT_Q != 0)-_FP_W_TYPE_SIZE;
unsigned exp : _FP_EXPBITS_Q;
unsigned sign : 1;
_FP_W_TYPE frac0 : _FP_W_TYPE_SIZE;
_FP_W_TYPE frac1 : _FP_FRACBITS_Q - (_FP_IMPLBIT_Q != 0) - _FP_W_TYPE_SIZE;
unsigned exp : _FP_EXPBITS_Q;
unsigned sign : 1;
#endif
} bits;
};
......
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